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authorAndrew Tridgell <tridge@samba.org>2003-08-13 01:53:07 +0000
committerAndrew Tridgell <tridge@samba.org>2003-08-13 01:53:07 +0000
commitef2e26c91b80556af033d3335e55f5dfa6fff31d (patch)
treefaa21bfd7e7b5247250b47c7891dc1a5ebee6be9 /source4/smbd
downloadsamba-ef2e26c91b80556af033d3335e55f5dfa6fff31d.tar.gz
samba-ef2e26c91b80556af033d3335e55f5dfa6fff31d.tar.bz2
samba-ef2e26c91b80556af033d3335e55f5dfa6fff31d.zip
first public release of samba4 code
(This used to be commit b0510b5428b3461aeb9bbe3cc95f62fc73e2b97f)
Diffstat (limited to 'source4/smbd')
-rw-r--r--source4/smbd/.cvsignore2
-rw-r--r--source4/smbd/build_options.c535
-rw-r--r--source4/smbd/conn.c158
-rw-r--r--source4/smbd/connection.c223
-rw-r--r--source4/smbd/negprot.c526
-rw-r--r--source4/smbd/password.c492
-rw-r--r--source4/smbd/process.c833
-rw-r--r--source4/smbd/process_model.c85
-rw-r--r--source4/smbd/process_single.c86
-rw-r--r--source4/smbd/process_standard.c110
-rw-r--r--source4/smbd/process_thread.c410
-rw-r--r--source4/smbd/reply.c2383
-rw-r--r--source4/smbd/request.c571
-rw-r--r--source4/smbd/rewrite.c82
-rw-r--r--source4/smbd/server.c340
-rw-r--r--source4/smbd/service.c339
-rw-r--r--source4/smbd/session.c42
-rw-r--r--source4/smbd/sesssetup.c149
-rw-r--r--source4/smbd/tcon.c3
-rw-r--r--source4/smbd/trans2.c1343
20 files changed, 8712 insertions, 0 deletions
diff --git a/source4/smbd/.cvsignore b/source4/smbd/.cvsignore
new file mode 100644
index 0000000000..5f2a5c4cf7
--- /dev/null
+++ b/source4/smbd/.cvsignore
@@ -0,0 +1,2 @@
+*.po
+*.po32
diff --git a/source4/smbd/build_options.c b/source4/smbd/build_options.c
new file mode 100644
index 0000000000..e450fee436
--- /dev/null
+++ b/source4/smbd/build_options.c
@@ -0,0 +1,535 @@
+/*
+ Unix SMB/CIFS implementation.
+ Build Options for Samba Suite
+ Copyright (C) Vance Lankhaar <vlankhaar@hotmail.com> 2001
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2001
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "build_env.h"
+#include "dynconfig.h"
+
+static void output(BOOL screen, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
+
+/*
+#define OUTPUT(x) snprintf(outstring,sizeof(outstring),x); output(screen,outstring);
+*/
+/****************************************************************************
+helper function for build_options
+****************************************************************************/
+static void output(BOOL screen, const char *format, ...)
+{
+ char *ptr;
+ va_list ap;
+
+ va_start(ap, format);
+ vasprintf(&ptr,format,ap);
+ va_end(ap);
+
+ if (screen) {
+ d_printf("%s", ptr);
+ } else {
+ DEBUG(4,("%s", ptr));
+ }
+
+ SAFE_FREE(ptr);
+}
+
+/****************************************************************************
+options set at build time for the samba suite
+****************************************************************************/
+void build_options(BOOL screen)
+{
+ if ((DEBUGLEVEL < 4) && (!screen)) {
+ return;
+ }
+
+#ifdef _BUILD_ENV_H
+ /* Output information about the build environment */
+ output(screen,"Build environment:\n");
+ output(screen," Built by: %s@%s\n",BUILD_ENV_USER,BUILD_ENV_HOST);
+ output(screen," Built on: %s\n",BUILD_ENV_DATE);
+
+ output(screen," Built using: %s\n",BUILD_ENV_COMPILER);
+ output(screen," Build host: %s\n",BUILD_ENV_UNAME);
+ output(screen," SRCDIR: %s\n",BUILD_ENV_SRCDIR);
+ output(screen," BUILDDIR: %s\n",BUILD_ENV_BUILDDIR);
+
+
+#endif
+
+ /* Output various options (most correspond to --with options) */
+ output(screen,"\nBuild options:\n");
+#ifdef WITH_SMBWRAPPER
+ output(screen," WITH_SMBWRAPPER\n");
+#endif
+#ifdef WITH_AFS
+ output(screen," WITH_AFS\n");
+#endif
+#ifdef WITH_DFS
+ output(screen," WITH_DFS\n");
+#endif
+#ifdef KRB4_AUTH
+ output(screen," KRB4_AUTH");
+#endif
+#ifdef HAVE_KRB5
+ output(screen," HAVE_KRB5");
+#endif
+#ifdef HAVE_GSSAPI
+ output(screen," HAVE_GSSAPI");
+#endif
+#ifdef HAVE_LDAP
+ output(screen," HAVE_LDAP");
+#endif
+#ifdef WITH_AUTOMOUNT
+ output(screen," WITH_AUTOMOUNT\n");
+#endif
+#ifdef WITH_SMBMOUNT
+ output(screen," WITH_SMBMOUNT\n");
+#endif
+#ifdef WITH_PAM
+ output(screen," WITH_PAM\n");
+#endif
+#ifdef WITH_TDB_SAM
+ output(screen," WITH_TDB_SAM\n");
+#endif
+#ifdef WITH_SMBPASSWD_SAM
+ output(screen," WITH_SMBPASSWD_SAM\n");
+#endif
+#ifdef WITH_NISPLUS_SAM
+ output(screen," WITH_NISPLUS_SAM\n");
+#endif
+#ifdef WITH_NISPLUS_HOME
+ output(screen," WITH_NISPLUS_HOME\n");
+#endif
+#ifdef WITH_SYSLOG
+ output(screen," WITH_SYSLOG\n");
+#endif
+#ifdef WITH_QUOTAS
+ output(screen," WITH_QUOTAS\n");
+#endif
+#ifdef WITH_VFS
+ output(screen," WITH_VFS\n");
+#endif
+#ifdef USE_SPINLOCKS
+ output(screen," USE_SPINLOCKS\n");
+#endif
+#ifdef SPARC_SPINLOCKS
+ output(screen," SPARC_SPINLOCKS\n");
+#endif
+#ifdef INTEL_SPINLOCKS
+ output(screen," INTEL_SPINLOCKS\n");
+#endif
+#ifdef MIPS_SPINLOCKS
+ output(screen," MIPS_SPINLOCKS\n");
+#endif
+#ifdef POWERPC_SPINLOCKS
+ output(screen," POWERPC_SPINLOCKS\n");
+#endif
+#ifdef HAVE_UNIXWARE_ACLS
+ output(screen," HAVE_UNIXWARE_ACLS\n");
+#endif
+#ifdef HAVE_SOLARIS_ACLS
+ output(screen," HAVE_SOLARIS_ACLS\n");
+#endif
+#ifdef HAVE_IRIX_ACLS
+ output(screen," HAVE_IRIX_ACLS\n");
+#endif
+#ifdef HAVE_AIX_ACLS
+ output(screen," HAVE_AIX_ACLS\n");
+#endif
+#ifdef HAVE_POSIX_ACLS
+ output(screen," HAVE_POSIX_ACLS\n");
+#endif
+#ifdef HAVE_TRU64_ACLS
+ output(screen," HAVE_TRU64_ACLS\n");
+#endif
+
+#ifdef HAVE_ACL_GET_PERM_NP
+ output(screen," HAVE_ACL_GET_PERM_NP\n");
+#endif
+#ifdef HAVE_NO_ACLS
+ output(screen," HAVE_NO_ACLS\n");
+#endif
+#ifdef HAVE_LIBREADLINE
+ output(screen," HAVE_LIBREADLINE\n");
+#endif
+#ifdef WITH_LIBICONV
+ output(screen," WITH_LIBICONV: %s\n",WITH_LIBICONV);
+#endif
+
+
+ /* Output various paths to files and directories */
+ output(screen,"\nPaths:\n");
+ output(screen," CONFIGFILE: %s\n", dyn_CONFIGFILE);
+#ifdef PRIVATE_DIR
+ output(screen," PRIVATE_DIR: %s\n",PRIVATE_DIR);
+#endif
+#ifdef LMHOSTSFILE
+ output(screen," LMHOSTSFILE: %s\n",LMHOSTSFILE);
+#endif
+ output(screen," SBINDIR: %s\n", dyn_SBINDIR);
+ output(screen," BINDIR: %s\n", dyn_BINDIR);
+ output(screen," LOCKDIR: %s\n",dyn_LOCKDIR);
+ output(screen," LOGFILEBASE: %s\n", dyn_LOGFILEBASE);
+
+ /*Output various other options (most map to defines in the configure script*/
+ output(screen,"\nOther Build Options:\n");
+#ifdef HAVE_VOLATILE
+ output(screen," HAVE_VOLATILE\n");
+#endif
+#ifdef HAVE_SHADOW_H
+ output(screen," HAVE_SHADOW_H\n");
+#endif
+#ifdef HAVE_CRYPT
+ output(screen," HAVE_CRYPT\n");
+#endif
+#ifdef USE_BOTH_CRYPT_CALLS
+ output(screen," USE_BOTH_CRYPT_CALLS\n");
+#endif
+#ifdef HAVE_TRUNCATED_SALT
+ output(screen," HAVE_TRUNCATED_SALT\n");
+#endif
+#ifdef HAVE_CUPS
+ output(screen," HAVE_CUPS\n");
+#endif
+#ifdef HAVE_CUPS_CUPS_H
+ output(screen," HAVE_CUPS_CUPS_H\n");
+#endif
+#ifdef HAVE_CUPS_LANGUAGE_H
+ output(screen," HAVE_CUPS_LANGUAGE_H\n");
+#endif
+#ifdef HAVE_DLOPEN
+ output(screen," HAVE_DLOPEN\n");
+#endif
+#ifdef HAVE_DLCLOSE
+ output(screen," HAVE_DLCLOSE\n");
+#endif
+#ifdef HAVE_DLSYM
+ output(screen," HAVE_DLSYM\n");
+#endif
+#ifdef HAVE_DLERROR
+ output(screen," HAVE_DLERROR\n");
+#endif
+#ifdef HAVE_UNIXSOCKET
+ output(screen," HAVE_UNIXSOCKET\n");
+#endif
+#ifdef HAVE_SOCKLEN_T_TYPE
+ output(screen," HAVE_SOCKLEN_T_TYPE\n");
+#endif
+#ifdef HAVE_SIG_ATOMIC_T_TYPE
+ output(screen," HAVE_SIG_ATOMIC_T_TYPE\n");
+#endif
+#ifdef HAVE_SETRESUID
+ output(screen," HAVE_SETRESUID\n");
+#endif
+#ifdef HAVE_SETRESGID
+ output(screen," HAVE_SETRESGID\n");
+#endif
+#ifdef HAVE_CONNECT
+ output(screen," HAVE_CONNECT\n");
+#endif
+#ifdef HAVE_YP_GET_DEFAULT_DOMAIN
+ output(screen," HAVE_YP_GET_DEFAULT_DOMAIN\n");
+#endif
+#ifdef HAVE_STAT64
+ output(screen," HAVE_STAT64\n");
+#endif
+#ifdef HAVE_LSTAT64
+ output(screen," HAVE_LSTAT64\n");
+#endif
+#ifdef HAVE_FSTAT64
+ output(screen," HAVE_FSTAT64\n");
+#endif
+#ifdef HAVE_STRCASECMP
+ output(screen," HAVE_STRCASECMP\n");
+#endif
+#ifdef HAVE_MEMSET
+ output(screen," HAVE_MEMSET\n");
+#endif
+#ifdef HAVE_LONGLONG
+ output(screen," HAVE_LONGLONG\n");
+#endif
+#ifdef COMPILER_SUPPORTS_LL
+ output(screen," COMPILER_SUPPORTS_LL\n");
+#endif
+#ifdef SIZEOF_OFF_T
+ output(screen," SIZEOF_OFF_T: %d\n",SIZEOF_OFF_T);
+#endif
+#ifdef HAVE_OFF64_T
+ output(screen," HAVE_OFF64_T\n");
+#endif
+#ifdef SIZEOF_INO_T
+ output(screen," SIZEOF_INO_T: %d\n",SIZEOF_INO_T);
+#endif
+#ifdef HAVE_INO64_T
+ output(screen," HAVE_INO64_T\n");
+#endif
+#ifdef HAVE_STRUCT_DIRENT64
+ output(screen," HAVE_STRUCT_DIRENT64\n");
+#endif
+#ifdef HAVE_UNSIGNED_CHAR
+ output(screen," HAVE_UNSIGNED_CHAR\n");
+#endif
+#ifdef HAVE_SOCK_SIN_LEN
+ output(screen," HAVE_SOCK_SIN_LEN\n");
+#endif
+#ifdef SEEKDIR_RETURNS_VOID
+ output(screen," SEEKDIR_RETURNS_VOID\n");
+#endif
+#ifdef HAVE_FUNCTION_MACRO
+ output(screen," HAVE_FUNCTION_MACRO\n");
+#endif
+#ifdef HAVE_GETTIMEOFDAY
+ output(screen," HAVE_GETTIMEOFDAY\n");
+#endif
+#ifdef HAVE_C99_VSNPRINTF
+ output(screen," HAVE_C99_VSNPRINTF\n");
+#endif
+#ifdef HAVE_BROKEN_READDIR
+ output(screen," HAVE_BROKEN_READDIR\n");
+#endif
+#ifdef HAVE_NATIVE_ICONV
+ output(screen," HAVE_NATIVE_ICONV\n");
+#endif
+#ifdef HAVE_KERNEL_OPLOCKS_LINUX
+ output(screen," HAVE_KERNEL_OPLOCKS_LINUX\n");
+#endif
+#ifdef HAVE_KERNEL_CHANGE_NOTIFY
+ output(screen," HAVE_KERNEL_CHANGE_NOTIFY\n");
+#endif
+#ifdef HAVE_KERNEL_SHARE_MODES
+ output(screen," HAVE_KERNEL_SHARE_MODES\n");
+#endif
+#ifdef HAVE_KERNEL_OPLOCKS_IRIX
+ output(screen," HAVE_KERNEL_OPLOCKS_IRIX\n");
+#endif
+#ifdef HAVE_IRIX_SPECIFIC_CAPABILITIES
+ output(screen," HAVE_IRIX_SPECIFIC_CAPABILITIES\n");
+#endif
+#ifdef HAVE_INT16_FROM_RPC_RPC_H
+ output(screen," HAVE_INT16_FROM_RPC_RPC_H\n");
+#endif
+#ifdef HAVE_UINT16_FROM_RPC_RPC_H
+ output(screen," HAVE_UINT16_FROM_RPC_RPC_H\n");
+#endif
+#ifdef HAVE_INT32_FROM_RPC_RPC_H
+ output(screen," HAVE_INT16_FROM_RPC_RPC_H\n");
+#endif
+#ifdef HAVE_UINT32_FROM_RPC_RPC_H
+ output(screen," HAVE_UINT32_FROM_RPC_RPC_H\n");
+#endif
+#ifdef HAVE_RPC_AUTH_ERROR_CONFLICT
+ output(screen," HAVE_RPC_AUTH_ERROR_CONFLICT\n");
+#endif
+#ifdef HAVE_FTRUNCATE_EXTEND
+ output(screen," HAVE_FTRUNCATE_EXTEND\n");
+#endif
+#ifdef HAVE_WORKING_AF_LOCAL
+ output(screen," HAVE_WORKING_AF_LOCAL\n");
+#endif
+#ifdef HAVE_BROKEN_GETGROUPS
+ output(screen," HAVE_BROKEN_GETGROUPS\n");
+#endif
+#ifdef REPLACE_GETPASS
+ output(screen," REPLACE_GETPASS\n");
+#endif
+#ifdef REPLACE_INET_NTOA
+ output(screen," REPLACE_INET_NTOA\n");
+#endif
+#ifdef HAVE_SECURE_MKSTEMP
+ output(screen," HAVE_SECURE_MKSTEMP\n");
+#endif
+#ifdef SYSCONF_SC_NGROUPS_MAX
+ output(screen," SYSCONF_SC_NGROUPS_MAX\n");
+#endif
+#ifdef HAVE_IFACE_AIX
+ output(screen," HAVE_IFACE_AIX\n");
+#endif
+#ifdef HAVE_IFACE_IFCONF
+ output(screen," HAVE_IFACE_IFCONF\n");
+#endif
+#ifdef HAVE_IFACE_IFREQ
+ output(screen," HAVE_IFACE_IFREQ\n");
+#endif
+#ifdef USE_SETRESUID
+ output(screen," USE_SETRESUID\n");
+#endif
+#ifdef USE_SETRESGID
+ output(screen," USE_SETREUID\n");
+#endif
+#ifdef USE_SETEUID
+ output(screen," USE_SETEUID\n");
+#endif
+#ifdef USE_SETUIDX
+ output(screen," USE_SETUIDX\n");
+#endif
+#ifdef HAVE_MMAP
+ output(screen," HAVE_MMAP\n");
+#endif
+#ifdef MMAP_BLACKLIST
+ output(screen," MMAP_BLACKLIST\n");
+#endif
+#ifdef FTRUNCATE_NEEDS_ROOT
+ output(screen," FTRUNCATE_NEEDS_ROOT\n");
+#endif
+#ifdef HAVE_FCNTL_LOCK
+ output(screen," HAVE_FCNTL_LOCK\n");
+#endif
+#ifdef HAVE_BROKEN_FCNTL64_LOCKS
+ output(screen," HAVE_BROKEN_FCNTL64_LOCKS\n");
+#endif
+#ifdef HAVE_STRUCT_FLOCK64
+ output(screen," HAVE_STRUCT_FLOCK64\n");
+#endif
+#ifdef BROKEN_NISPLUS_INCLUDE_FILES
+ output(screen," BROKEN_NISPLUS_INCLUDE_FILES\n");
+#endif
+#ifdef HAVE_LIBPAM
+ output(screen," HAVE_LIBPAM\n");
+#endif
+#ifdef STAT_STATVFS64
+ output(screen," STAT_STATVFS64\n");
+#endif
+#ifdef STAT_STATVFS
+ output(screen," STAT_STATVFS\n");
+#endif
+#ifdef STAT_STATFS3_OSF1
+ output(screen," STAT_STATFS3_OSF1\n");
+#endif
+#ifdef STAT_STATFS2_BSIZE
+ output(screen," STAT_STATFS2_BSIZE\n");
+#endif
+#ifdef STAT_STATFS4
+ output(screen," STAT_STATFS4\n");
+#endif
+#ifdef STAT_STATFS2_FSIZE
+ output(screen," STAT_STATFS2_FSIZE\n");
+#endif
+#ifdef STAT_STATFS2_FS_DATA
+ output(screen," STAT_STATFS2_FS_DATA\n");
+#endif
+#ifdef HAVE_EXPLICIT_LARGEFILE_SUPPORT
+ output(screen," HAVE_EXPLICIT_LARGEFILE_SUPPORT\n");
+#endif
+
+#ifdef WITH_UTMP
+ /* Output UTMP Stuff */
+ output(screen,"\nUTMP Related:\n");
+ output(screen," WITH_UTMP\n");
+
+#ifdef HAVE_UTIMBUF
+ output(screen," HAVE_UTIMBUF\n");
+#endif
+#ifdef HAVE_UT_UT_NAME
+ output(screen," HAVE_UT_UT_NAME\n");
+#endif
+#ifdef HAVE_UT_UT_USER
+ output(screen," HAVE_UT_UT_USER\n");
+#endif
+#ifdef HAVE_UT_UT_ID
+ output(screen," HAVE_UT_UT_ID\n");
+#endif
+#ifdef HAVE_UT_UT_HOST
+ output(screen," HAVE_UT_UT_HOST\n");
+#endif
+#ifdef HAVE_UT_UT_TIME
+ output(screen," HAVE_UT_UT_TIME\n");
+#endif
+#ifdef HAVE_UT_UT_TV
+ output(screen," HAVE_UT_UT_TV\n");
+#endif
+#ifdef HAVE_UT_UT_TYPE
+ output(screen," HAVE_UT_UT_TYPE\n");
+#endif
+#ifdef HAVE_UT_UT_PID
+ output(screen," HAVE_UT_UT_PID\n");
+#endif
+#ifdef HAVE_UT_UT_EXIT
+ output(screen," HAVE_UT_UT_EXIT\n");
+#endif
+#ifdef HAVE_UT_UT_ADDR
+ output(screen," HAVE_UT_UT_ADDR\n");
+#endif
+#ifdef PUTUTLINE_RETURNS_UTMP
+ output(screen," PUTUTLINE_RETURNS_UTMP\n");
+#endif
+#ifdef HAVE_UX_UT_SYSLEN
+ output(screen," HAVE_UX_UT_SYSLEN\n");
+#endif
+#endif /* WITH_UTMP */
+
+ /* Output Build OS */
+ output(screen,"\nBuilt for host os:\n");
+#ifdef LINUX
+ output(screen," LINUX\n");
+#endif
+#ifdef SUNOS5
+ output(screen," SUNOS5\n");
+#endif
+#ifdef SUNOS4
+ output(screen," SUNOS4\n");
+#endif
+ /* BSD Isn't Defined in the configure script, but there is something about it in include/config.h.in (and I guess acconfig.h) */
+#ifdef BSD
+ output(screen," BSD\n");
+#endif
+#ifdef IRIX
+ output(screen," IRIX\n");
+#endif
+#ifdef IRIX6
+ output(screen," IRIX6\n");
+#endif
+#ifdef AIX
+ output(screen," AIX\n");
+#endif
+#ifdef HPUX
+ output(screen," HPUX\n");
+#endif
+#ifdef QNX
+ output(screen," QNX\n");
+#endif
+#ifdef OSF1
+ output(screen," OSF1\n");
+#endif
+#ifdef SCO
+ output(screen," SCO\n");
+#endif
+#ifdef UNIXWARE
+ output(screen," UNIXWARE\n");
+#endif
+#ifdef NEXT2
+ output(screen," NEXT2\n");
+#endif
+#ifdef RELIANTUNIX
+ output(screen," RELIANTUNIX\n");
+#endif
+
+ /* Output the sizes of the various types */
+ output(screen,"\nType sizes:\n");
+ output(screen," sizeof(char): %d\n",sizeof(char));
+ output(screen," sizeof(int): %d\n",sizeof(int));
+ output(screen," sizeof(long): %d\n",sizeof(long));
+ output(screen," sizeof(uint8): %d\n",sizeof(uint8));
+ output(screen," sizeof(uint16): %d\n",sizeof(uint16));
+ output(screen," sizeof(uint32): %d\n",sizeof(uint32));
+ output(screen," sizeof(short): %d\n",sizeof(short));
+ output(screen," sizeof(void*): %d\n",sizeof(void*));
+}
+
+
+
diff --git a/source4/smbd/conn.c b/source4/smbd/conn.c
new file mode 100644
index 0000000000..0498b3cb5d
--- /dev/null
+++ b/source4/smbd/conn.c
@@ -0,0 +1,158 @@
+/*
+ Unix SMB/CIFS implementation.
+ Manage connections_struct structures
+ Copyright (C) Andrew Tridgell 1998
+ Copyright (C) Alexander Bokovoy 2002
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+/* set these to define the limits of the server. NOTE These are on a
+ per-client basis. Thus any one machine can't connect to more than
+ MAX_CONNECTIONS services, but any number of machines may connect at
+ one time. */
+#define MAX_CONNECTIONS 128
+
+/****************************************************************************
+init the conn structures
+****************************************************************************/
+void conn_init(struct server_context *smb)
+{
+ smb->tree.bmap = bitmap_allocate(MAX_CONNECTIONS);
+}
+
+/****************************************************************************
+check if a snum is in use
+****************************************************************************/
+BOOL conn_snum_used(struct server_context *smb, int snum)
+{
+ struct tcon_context *conn;
+ for (conn=smb->tree.connections;conn;conn=conn->next) {
+ if (conn->service == snum) {
+ return(True);
+ }
+ }
+ return(False);
+}
+
+
+/****************************************************************************
+find a conn given a cnum
+****************************************************************************/
+struct tcon_context *conn_find(struct server_context *smb, unsigned cnum)
+{
+ int count=0;
+ struct tcon_context *conn;
+
+ for (conn=smb->tree.connections;conn;conn=conn->next,count++) {
+ if (conn->cnum == cnum) {
+ if (count > 10) {
+ DLIST_PROMOTE(smb->tree.connections, conn);
+ }
+ return conn;
+ }
+ }
+
+ return NULL;
+}
+
+
+/****************************************************************************
+ find first available connection slot, starting from a random position.
+The randomisation stops problems with the server dieing and clients
+thinking the server is still available.
+****************************************************************************/
+struct tcon_context *conn_new(struct server_context *smb)
+{
+ TALLOC_CTX *mem_ctx;
+ struct tcon_context *conn;
+ int i;
+
+ i = bitmap_find(smb->tree.bmap, 1);
+
+ if (i == -1) {
+ DEBUG(1,("ERROR! Out of connection structures\n"));
+ return NULL;
+ }
+
+ mem_ctx = talloc_init("tcon_context[%d]", i);
+
+ conn = (struct tcon_context *)talloc(mem_ctx, sizeof(*conn));
+ if (!conn) return NULL;
+
+ ZERO_STRUCTP(conn);
+
+ conn->mem_ctx = mem_ctx;
+ conn->cnum = i;
+ conn->smb = smb;
+
+ bitmap_set(smb->tree.bmap, i);
+
+ smb->tree.num_open++;
+
+ DLIST_ADD(smb->tree.connections, conn);
+
+ return conn;
+}
+
+/****************************************************************************
+close all conn structures
+****************************************************************************/
+void conn_close_all(struct server_context *smb)
+{
+ struct tcon_context *conn, *next;
+ for (conn=smb->tree.connections;conn;conn=next) {
+ next=conn->next;
+ close_cnum(conn);
+ }
+}
+
+
+#if REWRITE_REMOVED
+/****************************************************************************
+clear a vuid out of the validity cache, and as the 'owner' of a connection.
+****************************************************************************/
+void conn_clear_vuid_cache(struct server_context *smb, uint16 vuid)
+{
+ struct tcon_context *conn;
+ unsigned int i;
+
+ for (conn=smb->tree.connections;conn;conn=conn->next) {
+ for (i=0;i<conn->vuid_cache.entries && i< VUID_CACHE_SIZE;i++) {
+ if (conn->vuid_cache.list[i] == vuid) {
+ conn->vuid_cache.list[i] = UID_FIELD_INVALID;
+ }
+ }
+ }
+}
+#endif
+
+/****************************************************************************
+ Free a conn structure.
+****************************************************************************/
+
+void conn_free(struct server_context *smb, struct tcon_context *conn)
+{
+ DLIST_REMOVE(smb->tree.connections, conn);
+
+ bitmap_clear(smb->tree.bmap, conn->cnum);
+ smb->tree.num_open--;
+
+ ZERO_STRUCTP(conn);
+ SAFE_FREE(conn);
+}
+
diff --git a/source4/smbd/connection.c b/source4/smbd/connection.c
new file mode 100644
index 0000000000..35f5138956
--- /dev/null
+++ b/source4/smbd/connection.c
@@ -0,0 +1,223 @@
+/*
+ Unix SMB/CIFS implementation.
+ connection claim routines
+ Copyright (C) Andrew Tridgell 1998
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+static TDB_CONTEXT *tdb;
+
+
+static void make_conn_key(struct tcon_context *conn, const char *name, TDB_DATA *pkbuf, struct connections_key *pkey)
+{
+ ZERO_STRUCTP(pkey);
+ pkey->pid = getpid();
+ pkey->cnum = conn?conn->cnum:-1;
+ fstrcpy(pkey->name, name);
+
+ pkbuf->dptr = (char *)pkey;
+ pkbuf->dsize = sizeof(*pkey);
+}
+
+/****************************************************************************
+ Delete a connection record.
+****************************************************************************/
+
+BOOL yield_connection(struct tcon_context *conn, const char *name)
+{
+ struct connections_key key;
+ TDB_DATA kbuf;
+
+ if (!tdb)
+ return False;
+
+ DEBUG(3,("Yielding connection to %s\n",name));
+
+ make_conn_key(conn, name, &kbuf, &key);
+
+ if (tdb_delete(tdb, kbuf) != 0) {
+ int dbg_lvl = (!conn && (tdb_error(tdb) == TDB_ERR_NOEXIST)) ? 3 : 0;
+ DEBUG(dbg_lvl,("yield_connection: tdb_delete for name %s failed with error %s.\n",
+ name, tdb_errorstr(tdb) ));
+ return (False);
+ }
+
+ return(True);
+}
+
+struct count_stat {
+ pid_t mypid;
+ int curr_connections;
+ char *name;
+ BOOL Clear;
+};
+
+/****************************************************************************
+ Count the entries belonging to a service in the connection db.
+****************************************************************************/
+
+static int count_fn( TDB_CONTEXT *the_tdb, TDB_DATA kbuf, TDB_DATA dbuf, void *udp)
+{
+ struct connections_data crec;
+ struct count_stat *cs = (struct count_stat *)udp;
+
+ if (dbuf.dsize != sizeof(crec))
+ return 0;
+
+ memcpy(&crec, dbuf.dptr, sizeof(crec));
+
+ if (crec.cnum == -1)
+ return 0;
+
+ /* If the pid was not found delete the entry from connections.tdb */
+
+ if (cs->Clear && !process_exists(crec.pid) && (errno == ESRCH)) {
+ DEBUG(2,("pid %u doesn't exist - deleting connections %d [%s]\n",
+ (unsigned int)crec.pid, crec.cnum, crec.name));
+ if (tdb_delete(the_tdb, kbuf) != 0)
+ DEBUG(0,("count_fn: tdb_delete failed with error %s\n", tdb_errorstr(tdb) ));
+ return 0;
+ }
+
+ if (strequal(crec.name, cs->name))
+ cs->curr_connections++;
+
+ return 0;
+}
+
+/****************************************************************************
+ Claim an entry in the connections database.
+****************************************************************************/
+
+BOOL claim_connection(struct tcon_context *conn, const char *name,int max_connections,BOOL Clear, uint32 msg_flags)
+{
+ struct connections_key key;
+ struct connections_data crec;
+ TDB_DATA kbuf, dbuf;
+
+ if (!tdb)
+ tdb = tdb_open_log(lock_path(conn->mem_ctx, "connections.tdb"), 0, TDB_CLEAR_IF_FIRST|TDB_DEFAULT,
+ O_RDWR | O_CREAT, 0644);
+
+ if (!tdb)
+ return False;
+
+ /*
+ * Enforce the max connections parameter.
+ */
+
+ if (max_connections > 0) {
+ struct count_stat cs;
+
+ cs.mypid = getpid();
+ cs.curr_connections = 0;
+ cs.name = lp_servicename(SNUM(conn));
+ cs.Clear = Clear;
+
+ /*
+ * This has a race condition, but locking the chain before hand is worse
+ * as it leads to deadlock.
+ */
+
+ if (tdb_traverse(tdb, count_fn, &cs) == -1) {
+ DEBUG(0,("claim_connection: traverse of connections.tdb failed with error %s.\n",
+ tdb_errorstr(tdb) ));
+ return False;
+ }
+
+ if (cs.curr_connections >= max_connections) {
+ DEBUG(1,("claim_connection: Max connections (%d) exceeded for %s\n",
+ max_connections, name ));
+ return False;
+ }
+ }
+
+ DEBUG(5,("claiming %s %d\n",name,max_connections));
+
+ make_conn_key(conn, name, &kbuf, &key);
+
+ /* fill in the crec */
+ ZERO_STRUCT(crec);
+ crec.magic = 0x280267;
+ crec.pid = getpid();
+ crec.cnum = conn?conn->cnum:-1;
+ if (conn) {
+ crec.uid = -1;
+ crec.gid = -1;
+ StrnCpy(crec.name,
+ lp_servicename(SNUM(conn)),sizeof(crec.name)-1);
+ }
+ crec.start = time(NULL);
+ crec.bcast_msg_flags = msg_flags;
+
+ StrnCpy(crec.machine,sub_get_remote_machine(),sizeof(crec.machine)-1);
+ StrnCpy(crec.addr,conn?conn->smb->socket.client_addr:"NONE",sizeof(crec.addr)-1);
+
+ dbuf.dptr = (char *)&crec;
+ dbuf.dsize = sizeof(crec);
+
+ if (tdb_store(tdb, kbuf, dbuf, TDB_REPLACE) != 0) {
+ DEBUG(0,("claim_connection: tdb_store failed with error %s.\n",
+ tdb_errorstr(tdb) ));
+ return False;
+ }
+
+ return True;
+}
+
+BOOL register_message_flags(BOOL doreg, uint32 msg_flags)
+{
+ struct connections_key key;
+ struct connections_data *pcrec;
+ TDB_DATA kbuf, dbuf;
+
+ if (!tdb)
+ return False;
+
+ DEBUG(10,("register_message_flags: %s flags 0x%x\n",
+ doreg ? "adding" : "removing",
+ (unsigned int)msg_flags ));
+
+ make_conn_key(NULL, "", &kbuf, &key);
+
+ dbuf = tdb_fetch(tdb, kbuf);
+ if (!dbuf.dptr) {
+ DEBUG(0,("register_message_flags: tdb_fetch failed\n"));
+ return False;
+ }
+
+ pcrec = (struct connections_data *)dbuf.dptr;
+ pcrec->bcast_msg_flags = msg_flags;
+ if (doreg)
+ pcrec->bcast_msg_flags |= msg_flags;
+ else
+ pcrec->bcast_msg_flags &= ~msg_flags;
+
+ if (tdb_store(tdb, kbuf, dbuf, TDB_REPLACE) != 0) {
+ DEBUG(0,("register_message_flags: tdb_store failed with error %s.\n",
+ tdb_errorstr(tdb) ));
+ SAFE_FREE(dbuf.dptr);
+ return False;
+ }
+
+ DEBUG(10,("register_message_flags: new flags 0x%x\n",
+ (unsigned int)pcrec->bcast_msg_flags ));
+
+ SAFE_FREE(dbuf.dptr);
+ return True;
+}
diff --git a/source4/smbd/negprot.c b/source4/smbd/negprot.c
new file mode 100644
index 0000000000..caf3ce33b9
--- /dev/null
+++ b/source4/smbd/negprot.c
@@ -0,0 +1,526 @@
+/*
+ Unix SMB/CIFS implementation.
+ negprot reply code
+ Copyright (C) Andrew Tridgell 1992-1998
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+/* initialise the auth_context for this server and return the cryptkey */
+static void get_challenge(struct server_context *smb, char buff[8])
+{
+ NTSTATUS nt_status;
+ const uint8 *cryptkey;
+
+ /* muliple negprots are not premitted */
+ if (smb->negotiate.auth_context) {
+ DEBUG(3,("get challenge: is this a secondary negprot? auth_context is non-NULL!\n"));
+ smb_panic("secondary negprot");
+ }
+
+ DEBUG(10, ("get challenge: creating negprot_global_auth_context\n"));
+
+ nt_status = make_auth_context_subsystem(&smb->negotiate.auth_context);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ DEBUG(0, ("make_auth_context_subsystem returned %s", nt_errstr(nt_status)));
+ smb_panic("cannot make_negprot_global_auth_context!\n");
+ }
+
+ DEBUG(10, ("get challenge: getting challenge\n"));
+ cryptkey = smb->negotiate.auth_context->get_ntlm_challenge(smb->negotiate.auth_context);
+ memcpy(buff, cryptkey, 8);
+}
+
+/****************************************************************************
+ Reply for the core protocol.
+****************************************************************************/
+static void reply_corep(struct request_context *req, uint16 choice)
+{
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), choice);
+
+ req->smb->negotiate.protocol = PROTOCOL_CORE;
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply for the coreplus protocol.
+this is quite incomplete - we only fill in a small part of the reply, but as nobody uses
+this any more it probably doesn't matter
+****************************************************************************/
+static void reply_coreplus(struct request_context *req, uint16 choice)
+{
+ uint16 raw = (lp_readraw()?1:0) | (lp_writeraw()?2:0);
+
+ req_setup_reply(req, 13, 0);
+
+ /* Reply, SMBlockread, SMBwritelock supported. */
+ SCVAL(req->out.hdr,HDR_FLG,
+ CVAL(req->out.hdr, HDR_FLG) | FLAG_SUPPORT_LOCKREAD);
+
+ SSVAL(req->out.vwv, VWV(0), choice);
+ SSVAL(req->out.vwv, VWV(1), 0x1); /* user level security, don't encrypt */
+
+ /* tell redirector we support
+ readbraw and writebraw (possibly) */
+ SSVAL(req->out.vwv, VWV(5), raw);
+
+ req->smb->negotiate.protocol = PROTOCOL_COREPLUS;
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply for the lanman 1.0 protocol.
+****************************************************************************/
+static void reply_lanman1(struct request_context *req, uint16 choice)
+{
+ int raw = (lp_readraw()?1:0) | (lp_writeraw()?2:0);
+ int secword=0;
+ time_t t = req->request_time.tv_sec;
+
+ req->smb->negotiate.encrypted_passwords = lp_encrypted_passwords();
+
+ if (lp_security() != SEC_SHARE)
+ secword |= NEGOTIATE_SECURITY_USER_LEVEL;
+
+ if (req->smb->negotiate.encrypted_passwords)
+ secword |= NEGOTIATE_SECURITY_CHALLENGE_RESPONSE;
+
+ req->smb->negotiate.protocol = PROTOCOL_LANMAN1;
+
+ req_setup_reply(req, 13, req->smb->negotiate.encrypted_passwords ? 8 : 0);
+
+ /* SMBlockread, SMBwritelock supported. */
+ SCVAL(req->out.hdr,HDR_FLG,
+ CVAL(req->out.hdr, HDR_FLG) | FLAG_SUPPORT_LOCKREAD);
+
+ SSVAL(req->out.vwv, VWV(0), choice);
+ SSVAL(req->out.vwv, VWV(1), secword);
+ SSVAL(req->out.vwv, VWV(2), req->smb->negotiate.max_recv);
+ SSVAL(req->out.vwv, VWV(3), lp_maxmux());
+ SSVAL(req->out.vwv, VWV(4), 1);
+ SSVAL(req->out.vwv, VWV(5), raw);
+ SIVAL(req->out.vwv, VWV(6), req->smb->pid);
+ put_dos_date(req->out.vwv, VWV(8), t);
+ SSVAL(req->out.vwv, VWV(10), TimeDiff(t)/60);
+
+ /* Create a token value and add it to the outgoing packet. */
+ if (req->smb->negotiate.encrypted_passwords) {
+ SSVAL(req->out.vwv, VWV(11), 8);
+ get_challenge(req->smb, req->out.data);
+ }
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply for the lanman 2.0 protocol.
+****************************************************************************/
+static void reply_lanman2(struct request_context *req, uint16 choice)
+{
+ int raw = (lp_readraw()?1:0) | (lp_writeraw()?2:0);
+ int secword=0;
+ time_t t = req->request_time.tv_sec;
+
+ req->smb->negotiate.encrypted_passwords = lp_encrypted_passwords();
+
+ if (lp_security() != SEC_SHARE)
+ secword |= NEGOTIATE_SECURITY_USER_LEVEL;
+
+ if (req->smb->negotiate.encrypted_passwords)
+ secword |= NEGOTIATE_SECURITY_CHALLENGE_RESPONSE;
+
+ req->smb->negotiate.protocol = PROTOCOL_LANMAN2;
+
+ req_setup_reply(req, 13, 0);
+
+ SSVAL(req->out.vwv, VWV(0), choice);
+ SSVAL(req->out.vwv, VWV(1), secword);
+ SSVAL(req->out.vwv, VWV(2), req->smb->negotiate.max_recv);
+ SSVAL(req->out.vwv, VWV(3), lp_maxmux());
+ SSVAL(req->out.vwv, VWV(4), 1);
+ SSVAL(req->out.vwv, VWV(5), raw);
+ SIVAL(req->out.vwv, VWV(6), req->smb->pid);
+ put_dos_date(req->out.vwv, VWV(8), t);
+ SSVAL(req->out.vwv, VWV(10), TimeDiff(t)/60);
+
+ /* Create a token value and add it to the outgoing packet. */
+ if (req->smb->negotiate.encrypted_passwords) {
+ SSVAL(req->out.vwv, VWV(11), 8);
+ req_grow_data(req, 8);
+ get_challenge(req->smb, req->out.data);
+ }
+
+ req_push_str(req, NULL, lp_workgroup(), -1, STR_TERMINATE);
+
+ req_send_reply(req);
+}
+
+
+#if 0
+/****************************************************************************
+ Generate the spnego negprot reply blob. Return the number of bytes used.
+****************************************************************************/
+static DATA_BLOB negprot_spnego(struct server_context *smb)
+{
+ DATA_BLOB blob;
+ uint8 guid[16];
+ const char *OIDs_krb5[] = {OID_KERBEROS5,
+ OID_KERBEROS5_OLD,
+ OID_NTLMSSP,
+ NULL};
+ const char *OIDs_plain[] = {OID_NTLMSSP, NULL};
+ char *principal;
+
+ smb->negotiate.spnego_negotiated = True;
+
+ memset(guid, 0, 16);
+ safe_strcpy((char *)guid, lp_netbios_name(), 16);
+ strlower((char *)guid);
+
+#if 0
+ /* strangely enough, NT does not send the single OID NTLMSSP when
+ not a ADS member, it sends no OIDs at all
+
+ we can't do this until we teach our sesssion setup parser to know
+ about raw NTLMSSP (clients send no ASN.1 wrapping if we do this)
+ */
+ if (lp_security() != SEC_ADS) {
+ memcpy(p, guid, 16);
+ return 16;
+ }
+#endif
+ if (lp_security() != SEC_ADS) {
+ blob = spnego_gen_negTokenInit(guid, OIDs_plain, "NONE");
+ } else {
+ asprintf(&principal, "%s$@%s", guid, lp_realm());
+ blob = spnego_gen_negTokenInit(guid, OIDs_krb5, principal);
+ free(principal);
+ }
+
+ return blob;
+}
+#endif
+
+/****************************************************************************
+ Reply for the nt protocol.
+****************************************************************************/
+static void reply_nt1(struct request_context *req, uint16 choice)
+{
+ /* dual names + lock_and_read + nt SMBs + remote API calls */
+ int capabilities;
+ int secword=0;
+ time_t t = req->request_time.tv_sec;
+ BOOL negotiate_spnego = False;
+
+ capabilities =
+ CAP_NT_FIND | CAP_LOCK_AND_READ |
+ CAP_LEVEL_II_OPLOCKS | CAP_NT_SMBS | CAP_RPC_REMOTE_APIS;
+
+ req->smb->negotiate.encrypted_passwords = lp_encrypted_passwords();
+
+ /* do spnego in user level security if the client
+ supports it and we can do encrypted passwords */
+
+ if (req->smb->negotiate.encrypted_passwords &&
+ (lp_security() != SEC_SHARE) &&
+ lp_use_spnego() &&
+ (req->flags2 & FLAGS2_EXTENDED_SECURITY)) {
+/* REWRITE negotiate_spnego = True;
+ capabilities |= CAP_EXTENDED_SECURITY;
+*/
+ }
+
+ if (lp_unix_extensions()) {
+ capabilities |= CAP_UNIX;
+ }
+
+ if (lp_large_readwrite() && (SMB_OFF_T_BITS == 64)) {
+ capabilities |= CAP_LARGE_READX | CAP_LARGE_WRITEX | CAP_W2K_SMBS;
+ }
+
+ if (SMB_OFF_T_BITS >= 64) {
+ capabilities |= CAP_LARGE_FILES;
+ }
+
+ if (lp_readraw() && lp_writeraw()) {
+ capabilities |= CAP_RAW_MODE;
+ }
+
+ /* allow for disabling unicode */
+ if (lp_unicode()) {
+ capabilities |= CAP_UNICODE;
+ }
+
+ if (lp_nt_status_support()) {
+ capabilities |= CAP_STATUS32;
+ }
+
+ if (lp_host_msdfs()) {
+ capabilities |= CAP_DFS;
+ }
+
+ if (lp_security() != SEC_SHARE) {
+ secword |= NEGOTIATE_SECURITY_USER_LEVEL;
+ }
+
+ if (req->smb->negotiate.encrypted_passwords) {
+ secword |= NEGOTIATE_SECURITY_CHALLENGE_RESPONSE;
+ }
+
+ req->smb->negotiate.protocol = PROTOCOL_NT1;
+
+ req_setup_reply(req, 17, 0);
+
+ SSVAL(req->out.vwv, VWV(0), choice);
+ SCVAL(req->out.vwv, VWV(1), secword);
+
+ /* notice the strange +1 on vwv here? That's because
+ this is the one and only SMB packet that is malformed in
+ the specification - all the command words after the secword
+ are offset by 1 byte */
+ SSVAL(req->out.vwv+1, VWV(1), lp_maxmux());
+ SSVAL(req->out.vwv+1, VWV(2), 1); /* num vcs */
+ SIVAL(req->out.vwv+1, VWV(3), req->smb->negotiate.max_recv);
+ SIVAL(req->out.vwv+1, VWV(5), 0x10000); /* raw size. full 64k */
+ SIVAL(req->out.vwv+1, VWV(7), req->smb->pid); /* session key */
+ SIVAL(req->out.vwv+1, VWV(9), capabilities);
+ put_long_date(req->out.vwv + VWV(11) + 1, t);
+ SSVALS(req->out.vwv+1,VWV(15), TimeDiff(t)/60);
+
+ if (!negotiate_spnego) {
+ /* Create a token value and add it to the outgoing packet. */
+ if (req->smb->negotiate.encrypted_passwords) {
+ req_grow_data(req, 8);
+ /* note that we do not send a challenge at all if
+ we are using plaintext */
+ get_challenge(req->smb, req->out.ptr);
+ req->out.ptr += 8;
+ SCVAL(req->out.vwv+1, VWV(16), 8);
+ }
+ req_push_str(req, NULL, lp_workgroup(), -1, STR_UNICODE|STR_TERMINATE|STR_NOALIGN);
+ DEBUG(3,("not using SPNEGO\n"));
+ } else {
+#if 0
+ DATA_BLOB blob = negprot_spnego(req->smb);
+
+ req_grow_data(req, blob.length);
+ memcpy(req->out.ptr, blob.data, blob.length);
+ DEBUG(3,("using SPNEGO\n"));
+#else
+ exit_server(req->smb, "no SPNEGO please");
+#endif
+ }
+
+ req_send_reply(req);
+}
+
+/* these are the protocol lists used for auto architecture detection:
+
+WinNT 3.51:
+protocol [PC NETWORK PROGRAM 1.0]
+protocol [XENIX CORE]
+protocol [MICROSOFT NETWORKS 1.03]
+protocol [LANMAN1.0]
+protocol [Windows for Workgroups 3.1a]
+protocol [LM1.2X002]
+protocol [LANMAN2.1]
+protocol [NT LM 0.12]
+
+Win95:
+protocol [PC NETWORK PROGRAM 1.0]
+protocol [XENIX CORE]
+protocol [MICROSOFT NETWORKS 1.03]
+protocol [LANMAN1.0]
+protocol [Windows for Workgroups 3.1a]
+protocol [LM1.2X002]
+protocol [LANMAN2.1]
+protocol [NT LM 0.12]
+
+Win2K:
+protocol [PC NETWORK PROGRAM 1.0]
+protocol [LANMAN1.0]
+protocol [Windows for Workgroups 3.1a]
+protocol [LM1.2X002]
+protocol [LANMAN2.1]
+protocol [NT LM 0.12]
+
+OS/2:
+protocol [PC NETWORK PROGRAM 1.0]
+protocol [XENIX CORE]
+protocol [LANMAN1.0]
+protocol [LM1.2X002]
+protocol [LANMAN2.1]
+*/
+
+/*
+ * Modified to recognize the architecture of the remote machine better.
+ *
+ * This appears to be the matrix of which protocol is used by which
+ * MS product.
+ Protocol WfWg Win95 WinNT Win2K OS/2
+ PC NETWORK PROGRAM 1.0 1 1 1 1 1
+ XENIX CORE 2 2
+ MICROSOFT NETWORKS 3.0 2 2
+ DOS LM1.2X002 3 3
+ MICROSOFT NETWORKS 1.03 3
+ DOS LANMAN2.1 4 4
+ LANMAN1.0 4 2 3
+ Windows for Workgroups 3.1a 5 5 5 3
+ LM1.2X002 6 4 4
+ LANMAN2.1 7 5 5
+ NT LM 0.12 6 8 6
+ *
+ * tim@fsg.com 09/29/95
+ * Win2K added by matty 17/7/99
+ */
+
+#define ARCH_WFWG 0x3 /* This is a fudge because WfWg is like Win95 */
+#define ARCH_WIN95 0x2
+#define ARCH_WINNT 0x4
+#define ARCH_WIN2K 0xC /* Win2K is like NT */
+#define ARCH_OS2 0x14 /* Again OS/2 is like NT */
+#define ARCH_SAMBA 0x20
+
+#define ARCH_ALL 0x3F
+
+/* List of supported protocols, most desired first */
+static const struct {
+ const char *proto_name;
+ const char *short_name;
+ void (*proto_reply_fn)(struct request_context *req, uint16 choice);
+ int protocol_level;
+} supported_protocols[] = {
+ {"NT LANMAN 1.0", "NT1", reply_nt1, PROTOCOL_NT1},
+ {"NT LM 0.12", "NT1", reply_nt1, PROTOCOL_NT1},
+ {"LM1.2X002", "LANMAN2", reply_lanman2, PROTOCOL_LANMAN2},
+ {"Samba", "LANMAN2", reply_lanman2, PROTOCOL_LANMAN2},
+ {"DOS LM1.2X002", "LANMAN2", reply_lanman2, PROTOCOL_LANMAN2},
+ {"LANMAN1.0", "LANMAN1", reply_lanman1, PROTOCOL_LANMAN1},
+ {"MICROSOFT NETWORKS 3.0", "LANMAN1", reply_lanman1, PROTOCOL_LANMAN1},
+ {"MICROSOFT NETWORKS 1.03", "COREPLUS", reply_coreplus, PROTOCOL_COREPLUS},
+ {"PC NETWORK PROGRAM 1.0", "CORE", reply_corep, PROTOCOL_CORE},
+ {NULL,NULL,NULL,0},
+};
+
+/****************************************************************************
+ Reply to a negprot.
+****************************************************************************/
+
+void reply_negprot(struct request_context *req)
+{
+ int Index=0;
+ int choice = -1;
+ int protocol;
+ char *p;
+ int arch = ARCH_ALL;
+
+ if (req->smb->negotiate.done_negprot) {
+ exit_server(req->smb, "multiple negprot's are not permitted");
+ }
+ req->smb->negotiate.done_negprot = True;
+
+ p = req->in.data + 1;
+
+ while (p < req->in.data + req->in.data_size) {
+ Index++;
+ DEBUG(3,("Requested protocol [%s]\n",p));
+ if (strcmp(p,"Windows for Workgroups 3.1a") == 0)
+ arch &= ( ARCH_WFWG | ARCH_WIN95 | ARCH_WINNT | ARCH_WIN2K );
+ else if (strcmp(p,"DOS LM1.2X002") == 0)
+ arch &= ( ARCH_WFWG | ARCH_WIN95 );
+ else if (strcmp(p,"DOS LANMAN2.1") == 0)
+ arch &= ( ARCH_WFWG | ARCH_WIN95 );
+ else if (strcmp(p,"NT LM 0.12") == 0)
+ arch &= ( ARCH_WIN95 | ARCH_WINNT | ARCH_WIN2K );
+ else if (strcmp(p,"LANMAN2.1") == 0)
+ arch &= ( ARCH_WINNT | ARCH_WIN2K | ARCH_OS2 );
+ else if (strcmp(p,"LM1.2X002") == 0)
+ arch &= ( ARCH_WINNT | ARCH_WIN2K | ARCH_OS2 );
+ else if (strcmp(p,"MICROSOFT NETWORKS 1.03") == 0)
+ arch &= ARCH_WINNT;
+ else if (strcmp(p,"XENIX CORE") == 0)
+ arch &= ( ARCH_WINNT | ARCH_OS2 );
+ else if (strcmp(p,"Samba") == 0) {
+ arch = ARCH_SAMBA;
+ break;
+ }
+
+ p += strlen(p) + 2;
+ }
+
+ switch (arch) {
+ case ARCH_SAMBA:
+ set_remote_arch(req->smb, RA_SAMBA);
+ break;
+ case ARCH_WFWG:
+ set_remote_arch(req->smb, RA_WFWG);
+ break;
+ case ARCH_WIN95:
+ set_remote_arch(req->smb, RA_WIN95);
+ break;
+ case ARCH_WINNT:
+ if (req->flags2==FLAGS2_WIN2K_SIGNATURE)
+ set_remote_arch(req->smb, RA_WIN2K);
+ else
+ set_remote_arch(req->smb, RA_WINNT);
+ break;
+ case ARCH_WIN2K:
+ set_remote_arch(req->smb, RA_WIN2K);
+ break;
+ case ARCH_OS2:
+ set_remote_arch(req->smb, RA_OS2);
+ break;
+ default:
+ set_remote_arch(req->smb, RA_UNKNOWN);
+ break;
+ }
+
+ /* possibly reload - change of architecture */
+ reload_services(req->smb, True);
+
+ /* Check for protocols, most desirable first */
+ for (protocol = 0; supported_protocols[protocol].proto_name; protocol++) {
+ p = req->in.data+1;
+ Index = 0;
+ if ((supported_protocols[protocol].protocol_level <= lp_maxprotocol()) &&
+ (supported_protocols[protocol].protocol_level >= lp_minprotocol()))
+ while (p < (req->in.data + req->in.data_size)) {
+ if (strequal(p,supported_protocols[protocol].proto_name))
+ choice = Index;
+ Index++;
+ p += strlen(p) + 2;
+ }
+ if(choice != -1)
+ break;
+ }
+
+ if(choice != -1) {
+ sub_set_remote_proto(supported_protocols[protocol].short_name);
+ reload_services(req->smb, True);
+ supported_protocols[protocol].proto_reply_fn(req, choice);
+ DEBUG(3,("Selected protocol %s\n",supported_protocols[protocol].proto_name));
+ } else {
+ DEBUG(0,("No protocol supported !\n"));
+ }
+
+ DEBUG(5,("negprot index=%d\n", choice));
+}
diff --git a/source4/smbd/password.c b/source4/smbd/password.c
new file mode 100644
index 0000000000..d2559ac41e
--- /dev/null
+++ b/source4/smbd/password.c
@@ -0,0 +1,492 @@
+/*
+ Unix SMB/CIFS implementation.
+ Password and authentication handling
+ Copyright (C) Andrew Tridgell 1992-1998
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+
+/****************************************************************************
+check if a uid has been validated, and return an pointer to the user_struct
+if it has. NULL if not. vuid is biased by an offset. This allows us to
+tell random client vuid's (normally zero) from valid vuids.
+****************************************************************************/
+user_struct *get_valid_user_struct(struct server_context *smb, uint16 vuid)
+{
+ user_struct *usp;
+ int count=0;
+
+ if (vuid == UID_FIELD_INVALID)
+ return NULL;
+
+ for (usp=smb->users.validated_users;usp;usp=usp->next,count++) {
+ if (vuid == usp->vuid) {
+ if (count > 10) {
+ DLIST_PROMOTE(smb->users.validated_users, usp);
+ }
+ return usp;
+ }
+ }
+
+ return NULL;
+}
+
+/****************************************************************************
+invalidate a uid
+****************************************************************************/
+void invalidate_vuid(struct server_context *smb, uint16 vuid)
+{
+ user_struct *vuser = get_valid_user_struct(smb, vuid);
+
+ if (vuser == NULL)
+ return;
+
+ SAFE_FREE(vuser->homedir);
+ SAFE_FREE(vuser->unix_homedir);
+ SAFE_FREE(vuser->logon_script);
+
+ session_yield(vuser);
+
+ free_server_info(&vuser->server_info);
+
+ DLIST_REMOVE(smb->users.validated_users, vuser);
+
+ /* clear the vuid from the 'cache' on each connection, and
+ from the vuid 'owner' of connections */
+ /* REWRITE: conn_clear_vuid_cache(smb, vuid); */
+
+ SAFE_FREE(vuser->groups);
+ delete_nt_token(&vuser->nt_user_token);
+ SAFE_FREE(vuser);
+ smb->users.num_validated_vuids--;
+}
+
+/****************************************************************************
+invalidate all vuid entries for this process
+****************************************************************************/
+void invalidate_all_vuids(struct server_context *smb)
+{
+ user_struct *usp, *next=NULL;
+
+ for (usp=smb->users.validated_users;usp;usp=next) {
+ next = usp->next;
+
+ invalidate_vuid(smb, usp->vuid);
+ }
+}
+
+/**
+ * register that a valid login has been performed, establish 'session'.
+ * @param server_info The token returned from the authentication process.
+ * (now 'owned' by register_vuid)
+ *
+ * @return Newly allocated vuid, biased by an offset. (This allows us to
+ * tell random client vuid's (normally zero) from valid vuids.)
+ *
+ */
+
+int register_vuid(struct server_context *smb,
+ struct auth_serversupplied_info *server_info,
+ const char *smb_name)
+{
+ user_struct *vuser = NULL;
+
+ /* Ensure no vuid gets registered in share level security. */
+ if(lp_security() == SEC_SHARE)
+ return UID_FIELD_INVALID;
+
+ /* Limit allowed vuids to 16bits - VUID_OFFSET. */
+ if (smb->users.num_validated_vuids >= 0xFFFF-VUID_OFFSET)
+ return UID_FIELD_INVALID;
+
+ if((vuser = (user_struct *)malloc( sizeof(user_struct) )) == NULL) {
+ DEBUG(0,("Failed to malloc users struct!\n"));
+ return UID_FIELD_INVALID;
+ }
+
+ ZERO_STRUCTP(vuser);
+
+ /* Allocate a free vuid. Yes this is a linear search... :-) */
+ while (get_valid_user_struct(smb, smb->users.next_vuid) != NULL ) {
+ smb->users.next_vuid++;
+ /* Check for vuid wrap. */
+ if (smb->users.next_vuid == UID_FIELD_INVALID)
+ smb->users.next_vuid = VUID_OFFSET;
+ }
+
+ DEBUG(10,("register_vuid: allocated vuid = %u\n",
+ (unsigned int)smb->users.next_vuid));
+
+ vuser->vuid = smb->users.next_vuid;
+
+ /* the next functions should be done by a SID mapping system (SMS) as
+ * the new real sam db won't have reference to unix uids or gids
+ */
+ if (!IS_SAM_UNIX_USER(server_info->sam_account)) {
+ DEBUG(0,("Attempted session setup with invalid user. No uid/gid in SAM_ACCOUNT\n"));
+ free(vuser);
+ free_server_info(&server_info);
+ return UID_FIELD_INVALID;
+ }
+
+ vuser->uid = pdb_get_uid(server_info->sam_account);
+ vuser->gid = pdb_get_gid(server_info->sam_account);
+
+ vuser->n_groups = server_info->n_groups;
+ if (vuser->n_groups) {
+ if (!(vuser->groups = memdup(server_info->groups, sizeof(gid_t) * vuser->n_groups))) {
+ DEBUG(0,("register_vuid: failed to memdup vuser->groups\n"));
+ free(vuser);
+ free_server_info(&server_info);
+ return UID_FIELD_INVALID;
+ }
+ }
+
+ vuser->guest = server_info->guest;
+ fstrcpy(vuser->user.unix_name, pdb_get_username(server_info->sam_account));
+
+ /* This is a potentially untrusted username */
+ alpha_strcpy(vuser->user.smb_name, smb_name, ". _-$", sizeof(vuser->user.smb_name));
+
+ fstrcpy(vuser->user.domain, pdb_get_domain(server_info->sam_account));
+ fstrcpy(vuser->user.full_name, pdb_get_fullname(server_info->sam_account));
+
+ {
+ /* Keep the homedir handy */
+ const char *homedir = pdb_get_homedir(server_info->sam_account);
+ const char *unix_homedir = pdb_get_unix_homedir(server_info->sam_account);
+ const char *logon_script = pdb_get_logon_script(server_info->sam_account);
+ if (homedir) {
+ vuser->homedir = smb_xstrdup(homedir);
+ }
+
+ if (unix_homedir) {
+ vuser->unix_homedir = smb_xstrdup(unix_homedir);
+ }
+
+ if (logon_script) {
+ vuser->logon_script = smb_xstrdup(logon_script);
+ }
+ }
+
+ memcpy(vuser->session_key, server_info->session_key, sizeof(vuser->session_key));
+
+ DEBUG(10,("register_vuid: (%u,%u) %s %s %s guest=%d\n",
+ (unsigned int)vuser->uid,
+ (unsigned int)vuser->gid,
+ vuser->user.unix_name, vuser->user.smb_name, vuser->user.domain, vuser->guest ));
+
+ DEBUG(3, ("User name: %s\tReal name: %s\n",vuser->user.unix_name,vuser->user.full_name));
+
+ if (server_info->ptok) {
+ vuser->nt_user_token = dup_nt_token(server_info->ptok);
+ } else {
+ DEBUG(1, ("server_info does not contain a user_token - cannot continue\n"));
+ free_server_info(&server_info);
+ SAFE_FREE(vuser->homedir);
+ SAFE_FREE(vuser->unix_homedir);
+ SAFE_FREE(vuser->logon_script);
+
+ SAFE_FREE(vuser);
+ return UID_FIELD_INVALID;
+ }
+
+ /* use this to keep tabs on all our info from the authentication */
+ vuser->server_info = server_info;
+
+ DEBUG(3,("UNIX uid %d is UNIX user %s, and will be vuid %u\n",(int)vuser->uid,vuser->user.unix_name, vuser->vuid));
+
+ smb->users.next_vuid++;
+ smb->users.num_validated_vuids++;
+
+ DLIST_ADD(smb->users.validated_users, vuser);
+
+ if (!session_claim(smb, vuser)) {
+ DEBUG(1,("Failed to claim session for vuid=%d\n", vuser->vuid));
+ invalidate_vuid(smb, vuser->vuid);
+ return -1;
+ }
+
+ /* Register a home dir service for this user */
+ if ((!vuser->guest) && vuser->unix_homedir && *(vuser->unix_homedir)) {
+ DEBUG(3, ("Adding/updating homes service for user '%s' using home direcotry: '%s'\n",
+ vuser->user.unix_name, vuser->unix_homedir));
+ vuser->homes_snum = add_home_service(vuser->user.unix_name, vuser->user.unix_name, vuser->unix_homedir);
+ } else {
+ vuser->homes_snum = -1;
+ }
+
+ return vuser->vuid;
+}
+
+
+/****************************************************************************
+add a name to the session users list
+****************************************************************************/
+void add_session_user(struct server_context *smb, const char *user)
+{
+ char *suser;
+ struct passwd *passwd;
+
+ if (!(passwd = Get_Pwnam(user))) return;
+
+ suser = strdup(passwd->pw_name);
+ if (!suser) {
+ return;
+ }
+
+ if (suser && *suser && !in_list(suser,smb->users.session_users,False)) {
+ char *p;
+ if (!smb->users.session_users) {
+ asprintf(&p, "%s", suser);
+ } else {
+ asprintf(&p, "%s %s", smb->users.session_users, suser);
+ }
+ SAFE_FREE(smb->users.session_users);
+ smb->users.session_users = p;
+ }
+
+ free(suser);
+}
+
+
+/****************************************************************************
+check if a username is valid
+****************************************************************************/
+BOOL user_ok(const char *user,int snum, gid_t *groups, size_t n_groups)
+{
+ char **valid, **invalid;
+ BOOL ret;
+
+ valid = invalid = NULL;
+ ret = True;
+
+ if (lp_invalid_users(snum)) {
+ str_list_copy(&invalid, lp_invalid_users(snum));
+ if (invalid && str_list_substitute(invalid, "%S", lp_servicename(snum))) {
+ ret = !user_in_list(user, (const char **)invalid, groups, n_groups);
+ }
+ }
+ if (invalid)
+ str_list_free (&invalid);
+
+ if (ret && lp_valid_users(snum)) {
+ str_list_copy(&valid, lp_valid_users(snum));
+ if (valid && str_list_substitute(valid, "%S", lp_servicename(snum))) {
+ ret = user_in_list(user, (const char **)valid, groups, n_groups);
+ }
+ }
+ if (valid)
+ str_list_free (&valid);
+
+ if (ret && lp_onlyuser(snum)) {
+ char **user_list = str_list_make (lp_username(snum), NULL);
+ if (user_list && str_list_substitute(user_list, "%S", lp_servicename(snum))) {
+ ret = user_in_list(user, (const char **)user_list, groups, n_groups);
+ }
+ if (user_list) str_list_free (&user_list);
+ }
+
+ return(ret);
+}
+
+/****************************************************************************
+validate a group username entry. Return the username or NULL
+****************************************************************************/
+static const char *validate_group(struct server_context *smb, const char *group, DATA_BLOB password,int snum)
+{
+#ifdef HAVE_NETGROUP
+ {
+ char *host, *user, *domain;
+ setnetgrent(group);
+ while (getnetgrent(&host, &user, &domain)) {
+ if (user) {
+ if (user_ok(user, snum, NULL, 0) &&
+ password_ok(smb, user,password)) {
+ endnetgrent();
+ return(user);
+ }
+ }
+ }
+ endnetgrent();
+ }
+#endif
+
+#ifdef HAVE_GETGRENT
+ {
+ struct group *gptr;
+ setgrent();
+ while ((gptr = (struct group *)getgrent())) {
+ if (strequal(gptr->gr_name,group))
+ break;
+ }
+
+ /*
+ * As user_ok can recurse doing a getgrent(), we must
+ * copy the member list into a pstring on the stack before
+ * use. Bug pointed out by leon@eatworms.swmed.edu.
+ */
+
+ if (gptr) {
+ pstring member_list;
+ char *member;
+ size_t copied_len = 0;
+ int i;
+
+ *member_list = '\0';
+ member = member_list;
+
+ for(i = 0; gptr->gr_mem && gptr->gr_mem[i]; i++) {
+ size_t member_len = strlen(gptr->gr_mem[i]) + 1;
+ if( copied_len + member_len < sizeof(pstring)) {
+
+ DEBUG(10,("validate_group: = gr_mem = %s\n", gptr->gr_mem[i]));
+
+ safe_strcpy(member, gptr->gr_mem[i], sizeof(pstring) - copied_len - 1);
+ copied_len += member_len;
+ member += copied_len;
+ } else {
+ *member = '\0';
+ }
+ }
+
+ endgrent();
+
+ member = member_list;
+ while (*member) {
+ const char *name = member;
+ if (user_ok(name,snum, NULL, 0) &&
+ password_ok(smb,name,password)) {
+ endgrent();
+ return(&name[0]);
+ }
+
+ DEBUG(10,("validate_group = member = %s\n", member));
+
+ member += strlen(member) + 1;
+ }
+ } else {
+ endgrent();
+ return NULL;
+ }
+ }
+#endif
+ return(NULL);
+}
+
+/****************************************************************************
+ Check for authority to login to a service with a given username/password.
+ Note this is *NOT* used when logging on using sessionsetup_and_X.
+****************************************************************************/
+
+BOOL authorise_login(struct server_context *smb,
+ int snum, const char *user, DATA_BLOB password,
+ BOOL *guest)
+{
+ BOOL ok = False;
+
+#if DEBUG_PASSWORD
+ DEBUG(100,("authorise_login: checking authorisation on user=%s pass=%s\n",
+ user,password.data));
+#endif
+
+ *guest = False;
+
+ /* there are several possibilities:
+ 1) login as the given user with given password
+ 2) login as a previously registered username with the given password
+ 3) login as a session list username with the given password
+ 4) login as a previously validated user/password pair
+ 5) login as the "user =" user with given password
+ 6) login as the "user =" user with no password (guest connection)
+ 7) login as guest user with no password
+
+ if the service is guest_only then steps 1 to 5 are skipped
+ */
+
+ /* now check the list of session users */
+ if (!ok) {
+ char *auser;
+ char *user_list = strdup(smb->users.session_users);
+ if (!user_list)
+ return(False);
+
+ for (auser=strtok(user_list,LIST_SEP); !ok && auser;
+ auser = strtok(NULL,LIST_SEP)) {
+ const char *user2 = auser;
+
+ if (!user_ok(user2,snum, NULL, 0))
+ continue;
+
+ if (password_ok(smb, user2,password)) {
+ ok = True;
+ DEBUG(3,("authorise_login: ACCEPTED: session list username (%s) \
+and given password ok\n", user2));
+ }
+ }
+
+ SAFE_FREE(user_list);
+ }
+
+ /* check the user= fields and the given password */
+ if (!ok && lp_username(snum)) {
+ const char *auser;
+ pstring user_list;
+ StrnCpy(user_list,lp_username(snum),sizeof(pstring));
+
+ pstring_sub(user_list,"%S",lp_servicename(snum));
+
+ for (auser=strtok(user_list,LIST_SEP); auser && !ok;
+ auser = strtok(NULL,LIST_SEP)) {
+ if (*auser == '@') {
+ auser = validate_group(smb, auser+1,password,snum);
+ if (auser) {
+ ok = True;
+ DEBUG(3,("authorise_login: ACCEPTED: group username \
+and given password ok (%s)\n", auser));
+ }
+ } else {
+ const char *user2 = auser;
+ if (user_ok(user2,snum, NULL, 0) && password_ok(smb, user2,password)) {
+ ok = True;
+ DEBUG(3,("authorise_login: ACCEPTED: user list username \
+and given password ok (%s)\n", user2));
+ }
+ }
+ }
+ }
+
+ /* check for a normal guest connection */
+ if (!ok && GUEST_OK(snum)) {
+ const char *guestname = lp_guestaccount();
+ if (Get_Pwnam(guestname)) {
+ ok = True;
+ DEBUG(3,("authorise_login: ACCEPTED: guest account and guest ok (%s)\n", guestname));
+ } else {
+ DEBUG(0,("authorise_login: Invalid guest account %s??\n",guestname));
+ }
+ *guest = True;
+ }
+
+ if (ok && !user_ok(user, snum, NULL, 0)) {
+ DEBUG(0,("authorise_login: rejected invalid user %s\n",user));
+ ok = False;
+ }
+
+ return(ok);
+}
diff --git a/source4/smbd/process.c b/source4/smbd/process.c
new file mode 100644
index 0000000000..a4e67c7ff1
--- /dev/null
+++ b/source4/smbd/process.c
@@ -0,0 +1,833 @@
+/*
+ Unix SMB/CIFS implementation.
+ process incoming packets - main loop
+ Copyright (C) Andrew Tridgell 1992-2003
+ Copyright (C) James J Myers 2003 <myersjj@samba.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+SIG_ATOMIC_T reload_after_sighup = 0;
+SIG_ATOMIC_T got_sig_term = 0;
+
+/*
+ send an oplock break request to a client
+*/
+BOOL req_send_oplock_break(struct tcon_context *conn, uint16 fnum, uint8 level)
+{
+ struct request_context *req;
+
+ req = init_smb_request(conn->smb);
+
+ req_setup_reply(req, 8, 0);
+
+ SCVAL(req->out.hdr,HDR_COM,SMBlockingX);
+ SSVAL(req->out.hdr,HDR_TID,conn->cnum);
+ SSVAL(req->out.hdr,HDR_PID,0xFFFF);
+ SSVAL(req->out.hdr,HDR_UID,0);
+ SSVAL(req->out.hdr,HDR_MID,0xFFFF);
+ SCVAL(req->out.hdr,HDR_FLG,0);
+ SSVAL(req->out.hdr,HDR_FLG2,0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), fnum);
+ SSVAL(req->out.vwv, VWV(3), level);
+ SIVAL(req->out.vwv, VWV(4), 0);
+ SSVAL(req->out.vwv, VWV(6), 0);
+ SSVAL(req->out.vwv, VWV(7), 0);
+
+ req_send_reply(req);
+ return True;
+}
+
+/****************************************************************************
+receive a SMB request from the wire, forming a request_context from the result
+****************************************************************************/
+static struct request_context *receive_smb_request(struct server_context *smb)
+{
+ ssize_t len, len2;
+ char header[4];
+ struct request_context *req;
+
+ len = read_data(smb->socket.fd, header, 4);
+ if (len != 4) {
+ return NULL;
+ }
+
+ len = smb_len(header);
+
+ req = init_smb_request(smb);
+
+ GetTimeOfDay(&req->request_time);
+ req->chained_fnum = -1;
+
+ /* allocate the incoming buffer at the right size */
+ req->in.buffer = talloc(req->mem_ctx, len + NBT_HDR_SIZE);
+
+ /* fill in the already received header */
+ memcpy(req->in.buffer, header, 4);
+
+ len2 = read_data(smb->socket.fd, req->in.buffer + NBT_HDR_SIZE, len);
+ if (len2 != len) {
+ return NULL;
+ }
+
+ /* fill in the rest of the req->in structure */
+ req->in.size = len + NBT_HDR_SIZE;
+ req->in.allocated = req->in.size;
+ req->in.hdr = req->in.buffer + NBT_HDR_SIZE;
+ req->in.vwv = req->in.hdr + HDR_VWV;
+ req->in.wct = CVAL(req->in.hdr, HDR_WCT);
+ if (req->in.vwv + VWV(req->in.wct) <= req->in.buffer + req->in.size) {
+ req->in.data = req->in.vwv + VWV(req->in.wct) + 2;
+ req->in.data_size = SVAL(req->in.vwv, VWV(req->in.wct));
+
+ /* the bcc length is only 16 bits, but some packets
+ (such as SMBwriteX) can be much larger than 64k. We
+ detect this by looking for a large non-chained NBT
+ packet (at least 64k bigger than what is
+ specified). If it is detected then the NBT size is
+ used instead of the bcc size */
+ if (req->in.data_size + 0x10000 <=
+ req->in.size - PTR_DIFF(req->in.data, req->in.buffer) &&
+ (req->in.wct < 1 || SVAL(req->in.vwv, VWV(0)) == SMB_CHAIN_NONE)) {
+ /* its an oversized packet! fun for all the family */
+ req->in.data_size = req->in.size - PTR_DIFF(req->in.data,req->in.buffer);
+ }
+ }
+
+ return req;
+}
+
+/*
+ setup the user_ctx element of a request
+*/
+static void setup_user_context(struct request_context *req)
+{
+ struct user_context *ctx;
+
+ ctx = talloc(req->mem_ctx, sizeof(*ctx));
+ ctx->vuid = SVAL(req->in.hdr, HDR_UID);
+ ctx->vuser = get_valid_user_struct(req->smb, ctx->vuid);
+
+ req->user_ctx = ctx;
+}
+
+
+/*
+These flags determine some of the permissions required to do an operation
+
+Note that I don't set NEED_WRITE on some write operations because they
+are used by some brain-dead clients when printing, and I don't want to
+force write permissions on print services.
+*/
+#define AS_USER (1<<0)
+#define NEED_WRITE (1<<1)
+#define TIME_INIT (1<<2)
+#define CAN_IPC (1<<3)
+#define AS_GUEST (1<<5)
+#define USE_MUTEX (1<<7)
+
+/*
+ define a list of possible SMB messages and their corresponding
+ functions. Any message that has a NULL function is unimplemented -
+ please feel free to contribute implementations!
+*/
+static const struct smb_message_struct
+{
+ const char *name;
+ void (*fn)(struct request_context *);
+ int flags;
+}
+ smb_messages[256] = {
+/* 0x00 */ { "SMBmkdir",reply_mkdir,AS_USER | NEED_WRITE},
+/* 0x01 */ { "SMBrmdir",reply_rmdir,AS_USER | NEED_WRITE},
+/* 0x02 */ { "SMBopen",reply_open,AS_USER },
+/* 0x03 */ { "SMBcreate",reply_mknew,AS_USER},
+/* 0x04 */ { "SMBclose",reply_close,AS_USER | CAN_IPC },
+/* 0x05 */ { "SMBflush",reply_flush,AS_USER},
+/* 0x06 */ { "SMBunlink",reply_unlink,AS_USER | NEED_WRITE },
+/* 0x07 */ { "SMBmv",reply_mv,AS_USER | NEED_WRITE },
+/* 0x08 */ { "SMBgetatr",reply_getatr,AS_USER},
+/* 0x09 */ { "SMBsetatr",reply_setatr,AS_USER | NEED_WRITE},
+/* 0x0a */ { "SMBread",reply_read,AS_USER},
+/* 0x0b */ { "SMBwrite",reply_write,AS_USER | CAN_IPC },
+/* 0x0c */ { "SMBlock",reply_lock,AS_USER},
+/* 0x0d */ { "SMBunlock",reply_unlock,AS_USER},
+/* 0x0e */ { "SMBctemp",reply_ctemp,AS_USER },
+/* 0x0f */ { "SMBmknew",reply_mknew,AS_USER},
+/* 0x10 */ { "SMBchkpth",reply_chkpth,AS_USER},
+/* 0x11 */ { "SMBexit",reply_exit,0},
+/* 0x12 */ { "SMBlseek",reply_lseek,AS_USER},
+/* 0x13 */ { "SMBlockread",reply_lockread,AS_USER},
+/* 0x14 */ { "SMBwriteunlock",reply_writeunlock,AS_USER},
+/* 0x15 */ { NULL, NULL, 0 },
+/* 0x16 */ { NULL, NULL, 0 },
+/* 0x17 */ { NULL, NULL, 0 },
+/* 0x18 */ { NULL, NULL, 0 },
+/* 0x19 */ { NULL, NULL, 0 },
+/* 0x1a */ { "SMBreadbraw",reply_readbraw,AS_USER},
+/* 0x1b */ { "SMBreadBmpx",reply_readbmpx,AS_USER},
+/* 0x1c */ { "SMBreadBs",NULL,0 },
+/* 0x1d */ { "SMBwritebraw",reply_writebraw,AS_USER},
+/* 0x1e */ { "SMBwriteBmpx",reply_writebmpx,AS_USER},
+/* 0x1f */ { "SMBwriteBs",reply_writebs,AS_USER},
+/* 0x20 */ { "SMBwritec",NULL,0},
+/* 0x21 */ { NULL, NULL, 0 },
+/* 0x22 */ { "SMBsetattrE",reply_setattrE,AS_USER | NEED_WRITE },
+/* 0x23 */ { "SMBgetattrE",reply_getattrE,AS_USER },
+/* 0x24 */ { "SMBlockingX",reply_lockingX,AS_USER },
+/* 0x25 */ { "SMBtrans",reply_trans,AS_USER | CAN_IPC },
+/* 0x26 */ { "SMBtranss",NULL,AS_USER | CAN_IPC},
+/* 0x27 */ { "SMBioctl",reply_ioctl,0},
+/* 0x28 */ { "SMBioctls",NULL,AS_USER},
+/* 0x29 */ { "SMBcopy",reply_copy,AS_USER | NEED_WRITE },
+/* 0x2a */ { "SMBmove",NULL,AS_USER | NEED_WRITE },
+/* 0x2b */ { "SMBecho",reply_echo,0},
+/* 0x2c */ { "SMBwriteclose",reply_writeclose,AS_USER},
+/* 0x2d */ { "SMBopenX",reply_open_and_X,AS_USER | CAN_IPC },
+/* 0x2e */ { "SMBreadX",reply_read_and_X,AS_USER | CAN_IPC },
+/* 0x2f */ { "SMBwriteX",reply_write_and_X,AS_USER | CAN_IPC },
+/* 0x30 */ { NULL, NULL, 0 },
+/* 0x31 */ { NULL, NULL, 0 },
+/* 0x32 */ { "SMBtrans2", reply_trans2, AS_USER | CAN_IPC },
+/* 0x33 */ { "SMBtranss2", reply_transs2, AS_USER},
+/* 0x34 */ { "SMBfindclose", reply_findclose,AS_USER},
+/* 0x35 */ { "SMBfindnclose", reply_findnclose, AS_USER},
+/* 0x36 */ { NULL, NULL, 0 },
+/* 0x37 */ { NULL, NULL, 0 },
+/* 0x38 */ { NULL, NULL, 0 },
+/* 0x39 */ { NULL, NULL, 0 },
+/* 0x3a */ { NULL, NULL, 0 },
+/* 0x3b */ { NULL, NULL, 0 },
+/* 0x3c */ { NULL, NULL, 0 },
+/* 0x3d */ { NULL, NULL, 0 },
+/* 0x3e */ { NULL, NULL, 0 },
+/* 0x3f */ { NULL, NULL, 0 },
+/* 0x40 */ { NULL, NULL, 0 },
+/* 0x41 */ { NULL, NULL, 0 },
+/* 0x42 */ { NULL, NULL, 0 },
+/* 0x43 */ { NULL, NULL, 0 },
+/* 0x44 */ { NULL, NULL, 0 },
+/* 0x45 */ { NULL, NULL, 0 },
+/* 0x46 */ { NULL, NULL, 0 },
+/* 0x47 */ { NULL, NULL, 0 },
+/* 0x48 */ { NULL, NULL, 0 },
+/* 0x49 */ { NULL, NULL, 0 },
+/* 0x4a */ { NULL, NULL, 0 },
+/* 0x4b */ { NULL, NULL, 0 },
+/* 0x4c */ { NULL, NULL, 0 },
+/* 0x4d */ { NULL, NULL, 0 },
+/* 0x4e */ { NULL, NULL, 0 },
+/* 0x4f */ { NULL, NULL, 0 },
+/* 0x50 */ { NULL, NULL, 0 },
+/* 0x51 */ { NULL, NULL, 0 },
+/* 0x52 */ { NULL, NULL, 0 },
+/* 0x53 */ { NULL, NULL, 0 },
+/* 0x54 */ { NULL, NULL, 0 },
+/* 0x55 */ { NULL, NULL, 0 },
+/* 0x56 */ { NULL, NULL, 0 },
+/* 0x57 */ { NULL, NULL, 0 },
+/* 0x58 */ { NULL, NULL, 0 },
+/* 0x59 */ { NULL, NULL, 0 },
+/* 0x5a */ { NULL, NULL, 0 },
+/* 0x5b */ { NULL, NULL, 0 },
+/* 0x5c */ { NULL, NULL, 0 },
+/* 0x5d */ { NULL, NULL, 0 },
+/* 0x5e */ { NULL, NULL, 0 },
+/* 0x5f */ { NULL, NULL, 0 },
+/* 0x60 */ { NULL, NULL, 0 },
+/* 0x61 */ { NULL, NULL, 0 },
+/* 0x62 */ { NULL, NULL, 0 },
+/* 0x63 */ { NULL, NULL, 0 },
+/* 0x64 */ { NULL, NULL, 0 },
+/* 0x65 */ { NULL, NULL, 0 },
+/* 0x66 */ { NULL, NULL, 0 },
+/* 0x67 */ { NULL, NULL, 0 },
+/* 0x68 */ { NULL, NULL, 0 },
+/* 0x69 */ { NULL, NULL, 0 },
+/* 0x6a */ { NULL, NULL, 0 },
+/* 0x6b */ { NULL, NULL, 0 },
+/* 0x6c */ { NULL, NULL, 0 },
+/* 0x6d */ { NULL, NULL, 0 },
+/* 0x6e */ { NULL, NULL, 0 },
+/* 0x6f */ { NULL, NULL, 0 },
+/* 0x70 */ { "SMBtcon",reply_tcon,USE_MUTEX},
+/* 0x71 */ { "SMBtdis",reply_tdis,0},
+/* 0x72 */ { "SMBnegprot",reply_negprot,USE_MUTEX},
+/* 0x73 */ { "SMBsesssetupX",reply_sesssetup,USE_MUTEX},
+/* 0x74 */ { "SMBulogoffX", reply_ulogoffX, 0}, /* ulogoff doesn't give a valid TID */
+/* 0x75 */ { "SMBtconX",reply_tcon_and_X,USE_MUTEX},
+/* 0x76 */ { NULL, NULL, 0 },
+/* 0x77 */ { NULL, NULL, 0 },
+/* 0x78 */ { NULL, NULL, 0 },
+/* 0x79 */ { NULL, NULL, 0 },
+/* 0x7a */ { NULL, NULL, 0 },
+/* 0x7b */ { NULL, NULL, 0 },
+/* 0x7c */ { NULL, NULL, 0 },
+/* 0x7d */ { NULL, NULL, 0 },
+/* 0x7e */ { NULL, NULL, 0 },
+/* 0x7f */ { NULL, NULL, 0 },
+/* 0x80 */ { "SMBdskattr",reply_dskattr,AS_USER},
+/* 0x81 */ { "SMBsearch",reply_search,AS_USER},
+/* 0x82 */ { "SMBffirst",reply_search,AS_USER},
+/* 0x83 */ { "SMBfunique",reply_search,AS_USER},
+/* 0x84 */ { "SMBfclose",reply_fclose,AS_USER},
+/* 0x85 */ { NULL, NULL, 0 },
+/* 0x86 */ { NULL, NULL, 0 },
+/* 0x87 */ { NULL, NULL, 0 },
+/* 0x88 */ { NULL, NULL, 0 },
+/* 0x89 */ { NULL, NULL, 0 },
+/* 0x8a */ { NULL, NULL, 0 },
+/* 0x8b */ { NULL, NULL, 0 },
+/* 0x8c */ { NULL, NULL, 0 },
+/* 0x8d */ { NULL, NULL, 0 },
+/* 0x8e */ { NULL, NULL, 0 },
+/* 0x8f */ { NULL, NULL, 0 },
+/* 0x90 */ { NULL, NULL, 0 },
+/* 0x91 */ { NULL, NULL, 0 },
+/* 0x92 */ { NULL, NULL, 0 },
+/* 0x93 */ { NULL, NULL, 0 },
+/* 0x94 */ { NULL, NULL, 0 },
+/* 0x95 */ { NULL, NULL, 0 },
+/* 0x96 */ { NULL, NULL, 0 },
+/* 0x97 */ { NULL, NULL, 0 },
+/* 0x98 */ { NULL, NULL, 0 },
+/* 0x99 */ { NULL, NULL, 0 },
+/* 0x9a */ { NULL, NULL, 0 },
+/* 0x9b */ { NULL, NULL, 0 },
+/* 0x9c */ { NULL, NULL, 0 },
+/* 0x9d */ { NULL, NULL, 0 },
+/* 0x9e */ { NULL, NULL, 0 },
+/* 0x9f */ { NULL, NULL, 0 },
+/* 0xa0 */ { "SMBnttrans", reply_nttrans, AS_USER | CAN_IPC },
+/* 0xa1 */ { "SMBnttranss", reply_nttranss, AS_USER | CAN_IPC },
+/* 0xa2 */ { "SMBntcreateX", reply_ntcreate_and_X, AS_USER | CAN_IPC },
+/* 0xa3 */ { NULL, NULL, 0 },
+/* 0xa4 */ { "SMBntcancel", reply_ntcancel, 0 },
+/* 0xa5 */ { NULL, NULL, 0 },
+/* 0xa6 */ { NULL, NULL, 0 },
+/* 0xa7 */ { NULL, NULL, 0 },
+/* 0xa8 */ { NULL, NULL, 0 },
+/* 0xa9 */ { NULL, NULL, 0 },
+/* 0xaa */ { NULL, NULL, 0 },
+/* 0xab */ { NULL, NULL, 0 },
+/* 0xac */ { NULL, NULL, 0 },
+/* 0xad */ { NULL, NULL, 0 },
+/* 0xae */ { NULL, NULL, 0 },
+/* 0xaf */ { NULL, NULL, 0 },
+/* 0xb0 */ { NULL, NULL, 0 },
+/* 0xb1 */ { NULL, NULL, 0 },
+/* 0xb2 */ { NULL, NULL, 0 },
+/* 0xb3 */ { NULL, NULL, 0 },
+/* 0xb4 */ { NULL, NULL, 0 },
+/* 0xb5 */ { NULL, NULL, 0 },
+/* 0xb6 */ { NULL, NULL, 0 },
+/* 0xb7 */ { NULL, NULL, 0 },
+/* 0xb8 */ { NULL, NULL, 0 },
+/* 0xb9 */ { NULL, NULL, 0 },
+/* 0xba */ { NULL, NULL, 0 },
+/* 0xbb */ { NULL, NULL, 0 },
+/* 0xbc */ { NULL, NULL, 0 },
+/* 0xbd */ { NULL, NULL, 0 },
+/* 0xbe */ { NULL, NULL, 0 },
+/* 0xbf */ { NULL, NULL, 0 },
+/* 0xc0 */ { "SMBsplopen",reply_printopen,AS_USER },
+/* 0xc1 */ { "SMBsplwr",reply_printwrite,AS_USER},
+/* 0xc2 */ { "SMBsplclose",reply_printclose,AS_USER},
+/* 0xc3 */ { "SMBsplretq",reply_printqueue,AS_USER},
+/* 0xc4 */ { NULL, NULL, 0 },
+/* 0xc5 */ { NULL, NULL, 0 },
+/* 0xc6 */ { NULL, NULL, 0 },
+/* 0xc7 */ { NULL, NULL, 0 },
+/* 0xc8 */ { NULL, NULL, 0 },
+/* 0xc9 */ { NULL, NULL, 0 },
+/* 0xca */ { NULL, NULL, 0 },
+/* 0xcb */ { NULL, NULL, 0 },
+/* 0xcc */ { NULL, NULL, 0 },
+/* 0xcd */ { NULL, NULL, 0 },
+/* 0xce */ { NULL, NULL, 0 },
+/* 0xcf */ { NULL, NULL, 0 },
+/* 0xd0 */ { "SMBsends",reply_sends,AS_GUEST},
+/* 0xd1 */ { "SMBsendb",NULL,AS_GUEST},
+/* 0xd2 */ { "SMBfwdname",NULL,AS_GUEST},
+/* 0xd3 */ { "SMBcancelf",NULL,AS_GUEST},
+/* 0xd4 */ { "SMBgetmac",NULL,AS_GUEST},
+/* 0xd5 */ { "SMBsendstrt",reply_sendstrt,AS_GUEST},
+/* 0xd6 */ { "SMBsendend",reply_sendend,AS_GUEST},
+/* 0xd7 */ { "SMBsendtxt",reply_sendtxt,AS_GUEST},
+/* 0xd8 */ { NULL, NULL, 0 },
+/* 0xd9 */ { NULL, NULL, 0 },
+/* 0xda */ { NULL, NULL, 0 },
+/* 0xdb */ { NULL, NULL, 0 },
+/* 0xdc */ { NULL, NULL, 0 },
+/* 0xdd */ { NULL, NULL, 0 },
+/* 0xde */ { NULL, NULL, 0 },
+/* 0xdf */ { NULL, NULL, 0 },
+/* 0xe0 */ { NULL, NULL, 0 },
+/* 0xe1 */ { NULL, NULL, 0 },
+/* 0xe2 */ { NULL, NULL, 0 },
+/* 0xe3 */ { NULL, NULL, 0 },
+/* 0xe4 */ { NULL, NULL, 0 },
+/* 0xe5 */ { NULL, NULL, 0 },
+/* 0xe6 */ { NULL, NULL, 0 },
+/* 0xe7 */ { NULL, NULL, 0 },
+/* 0xe8 */ { NULL, NULL, 0 },
+/* 0xe9 */ { NULL, NULL, 0 },
+/* 0xea */ { NULL, NULL, 0 },
+/* 0xeb */ { NULL, NULL, 0 },
+/* 0xec */ { NULL, NULL, 0 },
+/* 0xed */ { NULL, NULL, 0 },
+/* 0xee */ { NULL, NULL, 0 },
+/* 0xef */ { NULL, NULL, 0 },
+/* 0xf0 */ { NULL, NULL, 0 },
+/* 0xf1 */ { NULL, NULL, 0 },
+/* 0xf2 */ { NULL, NULL, 0 },
+/* 0xf3 */ { NULL, NULL, 0 },
+/* 0xf4 */ { NULL, NULL, 0 },
+/* 0xf5 */ { NULL, NULL, 0 },
+/* 0xf6 */ { NULL, NULL, 0 },
+/* 0xf7 */ { NULL, NULL, 0 },
+/* 0xf8 */ { NULL, NULL, 0 },
+/* 0xf9 */ { NULL, NULL, 0 },
+/* 0xfa */ { NULL, NULL, 0 },
+/* 0xfb */ { NULL, NULL, 0 },
+/* 0xfc */ { NULL, NULL, 0 },
+/* 0xfd */ { NULL, NULL, 0 },
+/* 0xfe */ { NULL, NULL, 0 },
+/* 0xff */ { NULL, NULL, 0 }
+};
+
+/****************************************************************************
+return a string containing the function name of a SMB command
+****************************************************************************/
+static const char *smb_fn_name(uint8 type)
+{
+ const char *unknown_name = "SMBunknown";
+
+ if (smb_messages[type].name == NULL)
+ return unknown_name;
+
+ return smb_messages[type].name;
+}
+
+
+/****************************************************************************
+ Do a switch on the message type and call the specific reply function for this
+message. Unlike earlier versions of Samba the reply functions are responsible
+for sending the reply themselves, rather than returning a size to this function
+The reply functions may also choose to delay the processing by pushing the message
+onto the message queue
+****************************************************************************/
+static void switch_message(int type, struct request_context *req)
+{
+ int flags;
+ uint16 session_tag;
+ struct server_context *smb = req->smb;
+
+ type &= 0xff;
+
+ errno = 0;
+
+ if (smb_messages[type].fn == NULL) {
+ DEBUG(0,("Unknown message type %d!\n",type));
+ reply_unknown(req);
+ return;
+ }
+
+ flags = smb_messages[type].flags;
+
+ /* In share mode security we must ignore the vuid. */
+ session_tag = (lp_security() == SEC_SHARE) ?
+ UID_FIELD_INVALID :
+ SVAL(req->in.hdr,HDR_UID);
+
+ req->conn = conn_find(req->smb, SVAL(req->in.hdr,HDR_TID));
+
+ /* setup the user context for this request */
+ setup_user_context(req);
+
+ /* Ensure this value is replaced in the incoming packet. */
+ SSVAL(req->in.hdr,HDR_UID,session_tag);
+
+ if (req->user_ctx) {
+ req->user_ctx->vuid = session_tag;
+ }
+ DEBUG(3,("switch message %s (task_id %d)\n",smb_fn_name(type), smb->model_ops->get_id(req)));
+
+ /* does this protocol need to be run as root? */
+ if (!(flags & AS_USER)) {
+ change_to_root_user();
+ }
+
+ /* does this protocol need a valid tree connection? */
+ if ((flags & AS_USER) && !req->conn) {
+ req_reply_error(req, NT_STATUS_NETWORK_NAME_DELETED);
+ return;
+ }
+
+ /* does this protocol need to be run as the connected user? */
+#if HACK_REWRITE
+ if ((flags & AS_USER) && !change_to_user(req->conn,session_tag)) {
+ if (!(flags & AS_GUEST)) {
+ req_reply_error(req, NT_STATUS_ACCESS_DENIED);
+ return;
+ }
+
+ /* we'll run it as guest */
+ flags &= ~AS_USER;
+ }
+#endif
+
+ /* this code is to work around a bug is MS client 3 without
+ introducing a security hole - it needs to be able to do
+ print queue checks as guest if it isn't logged in properly */
+ if (flags & AS_USER) {
+ flags &= ~AS_GUEST;
+ }
+
+ /* does it need write permission? */
+ if ((flags & NEED_WRITE) && !CAN_WRITE(req->conn)) {
+ req_reply_error(req, NT_STATUS_ACCESS_DENIED);
+ return;
+ }
+
+ /* ipc services are limited */
+ if (req->conn && req->conn->type == NTVFS_IPC && (flags & AS_USER) && !(flags & CAN_IPC)) {
+ req_reply_error(req, NT_STATUS_ACCESS_DENIED);
+ return;
+ }
+
+ /* load service specific parameters */
+ if (req->conn && !set_current_service(req->conn,(flags & AS_USER)?True:False)) {
+ req_reply_error(req, NT_STATUS_ACCESS_DENIED);
+ return;
+ }
+
+ /* does this protocol need to be run as guest? */
+#if HACK_REWRITE
+ if ((flags & AS_GUEST) &&
+ !change_to_guest()) {
+ req_reply_error(req, NT_STATUS_ACCESS_DENIED);
+ return;
+ }
+#endif
+ /* THREAD TESTING: use mutex to serialize calls to critical functions with global state */
+ if (flags & USE_MUTEX) {
+ MUTEX_LOCK_BY_ID(MUTEX_SMBD);
+ }
+ smb_messages[type].fn(req);
+ if (flags & USE_MUTEX) {
+ MUTEX_UNLOCK_BY_ID(MUTEX_SMBD);
+ }
+}
+
+
+/****************************************************************************
+ Construct a reply to the incoming packet.
+****************************************************************************/
+static void construct_reply(struct request_context *req)
+{
+ uint8 type = CVAL(req->in.hdr,HDR_COM);
+
+ /* see if its a special NBT packet */
+ if (CVAL(req->in.buffer,0) != 0) {
+ reply_special(req);
+ return;
+ }
+
+
+ /* Make sure this is an SMB packet */
+ if (memcmp(req->in.hdr,"\377SMB",4) != 0) {
+ DEBUG(2,("Non-SMB packet of length %d. Terminating connection\n",
+ req->in.size));
+ exit_server(req->smb, "Non-SMB packet");
+ return;
+ }
+
+ if (NBT_HDR_SIZE + MIN_SMB_SIZE + 2*req->in.wct > req->in.size) {
+ DEBUG(2,("Invalid SMB word count %d\n", req->in.wct));
+ exit_server(req->smb, "Invalid SMB packet");
+ return;
+ }
+
+ if (NBT_HDR_SIZE + MIN_SMB_SIZE + 2*req->in.wct + req->in.data_size > req->in.size) {
+ DEBUG(2,("Invalid SMB buffer length count %d\n", req->in.data_size));
+ exit_server(req->smb, "Invalid SMB packet");
+ return;
+ }
+
+
+ req->smbpid = SVAL(req->in.hdr,HDR_PID);
+ req->flags = CVAL(req->in.hdr, HDR_FLG);
+ req->flags2 = SVAL(req->in.hdr, HDR_FLG2);
+
+ switch_message(type, req);
+}
+
+
+/*
+ we call this when first first part of a possibly chained request has been completed
+ and we need to call the 2nd part, if any
+*/
+void chain_reply(struct request_context *req)
+{
+ uint16 chain_cmd, chain_offset;
+ char *vwv, *data;
+ uint16 wct;
+ uint16 data_size;
+
+ if (req->in.wct < 2 || req->out.wct < 2) {
+ req_reply_dos_error(req, ERRSRV, ERRerror);
+ return;
+ }
+
+ chain_cmd = CVAL(req->in.vwv, VWV(0));
+ chain_offset = SVAL(req->in.vwv, VWV(1));
+
+ if (chain_cmd == SMB_CHAIN_NONE) {
+ /* end of chain */
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ req_send_reply(req);
+ return;
+ }
+
+ if (chain_offset + req->in.hdr >= req->in.buffer + req->in.size) {
+ goto error;
+ }
+
+ wct = CVAL(req->in.hdr, chain_offset);
+ vwv = req->in.hdr + chain_offset + 1;
+
+ if (vwv + VWV(wct) + 2 > req->in.buffer + req->in.size) {
+ goto error;
+ }
+
+ data_size = SVAL(vwv, VWV(wct));
+ data = vwv + VWV(wct) + 2;
+
+ if (data + data_size > req->in.buffer + req->in.size) {
+ goto error;
+ }
+
+ /* all seems legit */
+ req->in.vwv = vwv;
+ req->in.wct = wct;
+ req->in.data = data;
+ req->in.data_size = data_size;
+ req->in.ptr = data;
+
+ req->chain_count++;
+
+ SSVAL(req->out.vwv, VWV(0), chain_cmd);
+ SSVAL(req->out.vwv, VWV(1), req->out.size - NBT_HDR_SIZE);
+
+ /* the current request in the chain might have used an async reply,
+ but that doesn't mean the next element needs to */
+ ZERO_STRUCT(req->async);
+ req->control_flags &= ~REQ_CONTROL_ASYNC;
+
+ switch_message(chain_cmd, req);
+ return;
+
+error:
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ req_reply_dos_error(req, ERRSRV, ERRerror);
+}
+
+
+/*
+ close the socket and shutdown a server_context
+*/
+void server_terminate(struct server_context *smb)
+{
+ close(smb->socket.fd);
+ event_remove_fd_all(smb->events, smb->socket.fd);
+
+ conn_close_all(smb);
+
+ talloc_destroy(smb->mem_ctx);
+}
+
+
+/*
+ called when a SMB socket becomes readable
+*/
+static void smbd_read_handler(struct event_context *ev, struct fd_event *fde,
+ time_t t, uint16 flags)
+{
+ struct request_context *req;
+ struct server_context *smb = fde->private;
+
+ req = receive_smb_request(smb);
+ if (!req) {
+ smb->model_ops->terminate_connection(smb, "receive error");
+ return;
+ }
+
+ construct_reply(req);
+
+ /* free up temporary memory */
+ lp_talloc_free();
+}
+
+
+/*
+ process a message from an SMB socket while still processing a
+ previous message this is used by backends who need to ensure that
+ new messages from clients are still processed while they are
+ performing long operations
+*/
+void smbd_process_async(struct server_context *smb)
+{
+ struct request_context *req;
+
+ req = receive_smb_request(smb);
+ if (!req) {
+ smb->model_ops->terminate_connection(smb, "receive error");
+ return;
+ }
+
+ construct_reply(req);
+}
+
+
+/*
+ initialise a server_context from a open socket and register a event handler
+ for reading from that socket
+*/
+void init_smbsession(struct event_context *ev, struct model_ops *model_ops, int fd)
+{
+ struct server_context *smb;
+ TALLOC_CTX *mem_ctx;
+ struct fd_event fde;
+
+ set_socket_options(fd,"SO_KEEPALIVE");
+ set_socket_options(fd, lp_socket_options());
+
+ mem_ctx = talloc_init("server_context");
+
+ smb = (struct server_context *)talloc(mem_ctx, sizeof(*smb));
+ if (!smb) return;
+
+ ZERO_STRUCTP(smb);
+
+ smb->mem_ctx = mem_ctx;
+ smb->socket.fd = fd;
+ smb->pid = getpid();
+
+ sub_set_context(&smb->substitute);
+
+ /* set an initial client name based on its IP address. This will be replaced with
+ the netbios name later if it gives us one */
+ sub_set_remote_machine(strdup(get_socket_addr(smb->mem_ctx, fd)));
+ smb->socket.client_addr = talloc_strdup(smb->mem_ctx, get_socket_addr(smb->mem_ctx, fd));
+
+ /* now initialise a few default values associated with this smb socket */
+ smb->negotiate.max_send = 0xFFFF;
+
+ /* this is the size that w2k uses, and it appears to be important for
+ good performance */
+ smb->negotiate.max_recv = 4356;
+
+ smb->users.next_vuid = VUID_OFFSET;
+
+ smb->events = ev;
+ smb->model_ops = model_ops;
+
+ conn_init(smb);
+
+ /* setup a event handler for this socket. We are initially
+ only interested in reading from the socket */
+ fde.fd = fd;
+ fde.handler = smbd_read_handler;
+ fde.private = smb;
+ fde.flags = EVENT_FD_READ;
+
+ event_add_fd(ev, &fde);
+}
+
+
+/*
+ * initialize an smb process
+ */
+void smbd_process_init(void)
+{
+ TALLOC_CTX *mem_ctx;
+
+ mem_ctx = talloc_init("smbd_process_init talloc");
+ if (!mem_ctx) {
+ DEBUG(0,("smbd_process_init: ERROR: No memory\n"));
+ exit(1);
+ }
+ namecache_enable();
+
+ if (!locking_init(0))
+ exit(1);
+
+ if (!share_info_db_init())
+ exit(1);
+
+ if (!init_registry())
+ exit(1);
+
+ if(!initialize_password_db(False))
+ exit(1);
+
+ /* possibly reload the services file. */
+ reload_services(NULL, True);
+
+ if(!get_global_sam_sid()) {
+ DEBUG(0,("ERROR: Samba cannot create a SAM SID.\n"));
+ exit(1);
+ }
+
+ if (!init_account_policy()) {
+ DEBUG(0,("Could not open account policy tdb.\n"));
+ exit(1);
+ }
+
+ if (*lp_rootdir()) {
+ if (sys_chroot(lp_rootdir()) == 0)
+ DEBUG(2,("Changed root to %s\n", lp_rootdir()));
+ }
+
+ /* Setup oplocks */
+ if (!init_oplocks())
+ exit(1);
+
+ /* Setup change notify */
+ if (!init_change_notify())
+ exit(1);
+
+ /* Setup privileges database */
+ if (!privilege_init())
+ exit(1);
+
+ /* Setup the NTVFS subsystem */
+ if (!ntvfs_init())
+ exit(1);
+
+ /* re-initialise the timezone */
+ TimeInit();
+
+ talloc_destroy(mem_ctx);
+}
+
diff --git a/source4/smbd/process_model.c b/source4/smbd/process_model.c
new file mode 100644
index 0000000000..06127d1364
--- /dev/null
+++ b/source4/smbd/process_model.c
@@ -0,0 +1,85 @@
+/*
+ Unix SMB/CIFS implementation.
+ process model manager - main loop
+ Copyright (C) Andrew Tridgell 1992-2003
+ Copyright (C) James J Myers 2003 <myersjj@samba.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+
+/* the list of currently registered process models */
+static struct {
+ const char *name;
+ struct model_ops *ops;
+} *models = NULL;
+static int num_models;
+
+/*
+ register a process model.
+
+ The 'name' can be later used by other backends to find the operations
+ structure for this backend.
+*/
+BOOL register_process_model(const char *name, struct model_ops *ops)
+{
+ if (process_model_byname(name) != NULL) {
+ /* its already registered! */
+ DEBUG(2,("process_model '%s' already registered\n",
+ name));
+ return False;
+ }
+
+ models = Realloc(models, sizeof(models[0]) * (num_models+1));
+ if (!models) {
+ smb_panic("out of memory in register_process_model");
+ }
+
+ models[num_models].name = smb_xstrdup(name);
+ models[num_models].ops = smb_xmemdup(ops, sizeof(*ops));
+
+ num_models++;
+
+ return True;
+}
+
+/*
+ return the operations structure for a named backend of the specified type
+*/
+struct model_ops *process_model_byname(const char *name)
+{
+ int i;
+
+ for (i=0;i<num_models;i++) {
+ if (strcmp(models[i].name, name) == 0) {
+ return models[i].ops;
+ }
+ }
+
+ return NULL;
+}
+
+
+/* initialise the builtin process models */
+void process_model_init(void)
+{
+ process_model_standard_init();
+ process_model_single_init();
+#ifdef WITH_PTHREADS
+ process_model_thread_init();
+#endif
+}
diff --git a/source4/smbd/process_single.c b/source4/smbd/process_single.c
new file mode 100644
index 0000000000..e6bb9b6c9c
--- /dev/null
+++ b/source4/smbd/process_single.c
@@ -0,0 +1,86 @@
+/*
+ Unix SMB/CIFS implementation.
+ process model: process (1 process handles all client connections)
+ Copyright (C) Andrew Tridgell 2003
+ Copyright (C) James J Myers 2003 <myersjj@samba.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+/*
+ called when the process model is selected
+*/
+static void model_startup(void)
+{
+ smbd_process_init();
+}
+
+/*
+ called when a listening socket becomes readable
+*/
+static void accept_connection(struct event_context *ev, struct fd_event *fde, time_t t, uint16 flags)
+{
+ int accepted_fd;
+ struct sockaddr addr;
+ socklen_t in_addrlen = sizeof(addr);
+ struct model_ops *model_ops = fde->private;
+
+ /* accept an incoming connection. */
+ accepted_fd = accept(fde->fd,&addr,&in_addrlen);
+ if (accepted_fd == -1) {
+ DEBUG(0,("accept_connection_single: accept: %s\n",
+ strerror(errno)));
+ return;
+ }
+
+ /* create a smb server context and add it to out event
+ handling */
+ init_smbsession(ev, model_ops, accepted_fd);
+
+ /* return to event handling */
+}
+
+/* called when a SMB connection goes down */
+static void terminate_connection(struct server_context *server, const char *reason)
+{
+ server_terminate(server);
+}
+
+static int get_id(struct request_context *req)
+{
+ return (int)req->smb->pid;
+}
+
+/*
+ initialise the single process model, registering ourselves with the model subsystem
+ */
+void process_model_single_init(void)
+{
+ struct model_ops ops;
+
+ ZERO_STRUCT(ops);
+
+ /* fill in all the operations */
+ ops.model_startup = model_startup;
+ ops.accept_connection = accept_connection;
+ ops.terminate_connection = terminate_connection;
+ ops.exit_server = NULL;
+ ops.get_id = get_id;
+
+ /* register ourselves with the process model subsystem. We register under the name 'single'. */
+ register_process_model("single", &ops);
+}
diff --git a/source4/smbd/process_standard.c b/source4/smbd/process_standard.c
new file mode 100644
index 0000000000..f12784bc79
--- /dev/null
+++ b/source4/smbd/process_standard.c
@@ -0,0 +1,110 @@
+/*
+ Unix SMB/CIFS implementation.
+ process model: standard (1 process per client connection)
+ Copyright (C) Andrew Tridgell 1992-2003
+ Copyright (C) James J Myers 2003 <myersjj@samba.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+/*
+ called when the process model is selected
+*/
+static void model_startup(void)
+{
+}
+
+/*
+ called when a listening socket becomes readable
+*/
+static void accept_connection(struct event_context *ev, struct fd_event *fde, time_t t, uint16 flags)
+{
+ int accepted_fd;
+ struct sockaddr addr;
+ socklen_t in_addrlen = sizeof(addr);
+ pid_t pid;
+ struct model_ops *model_ops = fde->private;
+
+ accepted_fd = accept(fde->fd,&addr,&in_addrlen);
+ if (accepted_fd == -1) {
+ DEBUG(0,("accept_connection_standard: accept: %s\n",
+ strerror(errno)));
+ return;
+ }
+
+ pid = fork();
+
+ if (pid != 0) {
+ /* parent or error code ... */
+
+ close(accepted_fd);
+ /* go back to the event loop */
+ return;
+ }
+
+ /* Child code ... */
+
+ /* close all the listening sockets */
+ event_remove_fd_all_handler(ev, accept_connection);
+
+ /* tdb needs special fork handling */
+ if (tdb_reopen_all() == -1) {
+ DEBUG(0,("accept_connection_standard: tdb_reopen_all failed.\n"));
+ }
+
+ /* Load DSO's */
+ init_modules();
+
+ /* initialize new process */
+ smbd_process_init();
+
+ init_smbsession(ev, model_ops, accepted_fd);
+
+ /* return to the event loop */
+}
+
+/* called when a SMB connection goes down */
+static void terminate_connection(struct server_context *server, const char *reason)
+{
+ server_terminate(server);
+ /* terminate this process */
+ exit(0);
+}
+
+static int get_id(struct request_context *req)
+{
+ return (int)req->smb->pid;
+}
+
+/*
+ initialise the standard process model, registering ourselves with the model subsystem
+ */
+void process_model_standard_init(void)
+{
+ struct model_ops ops;
+
+ ZERO_STRUCT(ops);
+
+ /* fill in all the operations */
+ ops.model_startup = model_startup;
+ ops.accept_connection = accept_connection;
+ ops.terminate_connection = terminate_connection;
+ ops.get_id = get_id;
+
+ /* register ourselves with the process model subsystem. We register under the name 'standard'. */
+ register_process_model("standard", &ops);
+}
diff --git a/source4/smbd/process_thread.c b/source4/smbd/process_thread.c
new file mode 100644
index 0000000000..cd8865f1e4
--- /dev/null
+++ b/source4/smbd/process_thread.c
@@ -0,0 +1,410 @@
+/*
+ Unix SMB/CIFS implementation.
+ thread model: standard (1 thread per client connection)
+ Copyright (C) Andrew Tridgell 2003
+ Copyright (C) James J Myers 2003 <myersjj@samba.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "pthread.h"
+#include "execinfo.h"
+
+static void *connection_thread(void *thread_parm)
+{
+ struct event_context *ev = thread_parm;
+ /* wait for action */
+ event_loop_wait(ev);
+
+#if 0
+ pthread_cleanup_pop(1); /* will invoke terminate_mt_connection() */
+#endif
+ return NULL;
+}
+
+static int get_id(struct request_context *req)
+{
+ return (int)pthread_self();
+}
+
+/*
+ called when a listening socket becomes readable
+*/
+static void accept_connection(struct event_context *ev, struct fd_event *fde, time_t t, uint16 flags)
+{
+ int accepted_fd, rc;
+ struct sockaddr addr;
+ socklen_t in_addrlen = sizeof(addr);
+ pthread_t thread_id;
+ pthread_attr_t thread_attr;
+ struct model_ops *model_ops = fde->private;
+
+ /* accept an incoming connection */
+ accepted_fd = accept(fde->fd,&addr,&in_addrlen);
+
+ if (accepted_fd == -1) {
+ DEBUG(0,("accept_connection_thread: accept: %s\n",
+ strerror(errno)));
+ return;
+ }
+
+ /* create new detached thread for this connection. The new
+ thread gets a new event_context with a single fd_event for
+ receiving from the new socket. We set that thread running
+ with the main event loop, then return. When we return the
+ main event_context is continued.
+ */
+ ev = event_context_init();
+ MUTEX_LOCK_BY_ID(MUTEX_SMBD);
+ init_smbsession(ev, model_ops, accepted_fd);
+ MUTEX_UNLOCK_BY_ID(MUTEX_SMBD);
+
+ pthread_attr_init(&thread_attr);
+ pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_DETACHED);
+ rc = pthread_create(&thread_id, &thread_attr, &connection_thread, ev);
+ pthread_attr_destroy(&thread_attr);
+ if (rc == 0) {
+ DEBUG(4,("accept_connection_thread: created thread_id=%lu for fd=%d\n",
+ (unsigned long int)thread_id, accepted_fd));
+ } else {
+ DEBUG(0,("accept_connection_thread: thread create failed for fd=%d, rc=%d\n", accepted_fd, rc));
+ }
+}
+
+/* called when a SMB connection goes down */
+static void terminate_connection(struct server_context *server, const char *reason)
+{
+ server_terminate(server);
+
+ /* terminate this thread */
+ pthread_exit(NULL); /* thread cleanup routine will do actual cleanup */
+}
+
+/*
+ mutex init function for thread model
+*/
+static int thread_mutex_init(mutex_t *mutex, const char *name)
+{
+ pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
+ mutex->mutex = memdup(&m, sizeof(m));
+ if (! mutex->mutex) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return pthread_mutex_init((pthread_mutex_t *)mutex->mutex, NULL);
+}
+
+/*
+ mutex destroy function for thread model
+*/
+static int thread_mutex_destroy(mutex_t *mutex, const char *name)
+{
+ return pthread_mutex_destroy((pthread_mutex_t *)mutex->mutex);
+}
+
+static void mutex_start_timer(struct timeval *tp1)
+{
+ gettimeofday(tp1,NULL);
+}
+
+static double mutex_end_timer(struct timeval tp1)
+{
+ struct timeval tp2;
+ gettimeofday(&tp2,NULL);
+ return((tp2.tv_sec - tp1.tv_sec) +
+ (tp2.tv_usec - tp1.tv_usec)*1.0e-6);
+}
+
+/*
+ mutex lock function for thread model
+*/
+static int thread_mutex_lock(mutex_t *mutexP, const char *name)
+{
+ pthread_mutex_t *mutex = (pthread_mutex_t *)mutexP->mutex;
+ int rc;
+ double t;
+ struct timeval tp1;
+ /* Test below is ONLY for debugging */
+ if ((rc = pthread_mutex_trylock(mutex))) {
+ if (rc == EBUSY) {
+ mutex_start_timer(&tp1);
+ printf("mutex lock: thread %d, lock %s not available\n",
+ (uint32)pthread_self(), name);
+ print_suspicious_usage("mutex_lock", name);
+ pthread_mutex_lock(mutex);
+ t = mutex_end_timer(tp1);
+ printf("mutex lock: thread %d, lock %s now available, waited %g seconds\n",
+ (uint32)pthread_self(), name, t);
+ return 0;
+ }
+ printf("mutex lock: thread %d, lock %s failed rc=%d\n",
+ (uint32)pthread_self(), name, rc);
+ SMB_ASSERT(errno == 0); /* force error */
+ }
+ return 0;
+}
+
+/*
+ mutex unlock for thread model
+*/
+static int thread_mutex_unlock(mutex_t *mutex, const char *name)
+{
+ return pthread_mutex_unlock((pthread_mutex_t *)mutex->mutex);
+}
+
+/*****************************************************************
+ Read/write lock routines.
+*****************************************************************/
+/*
+ rwlock init function for thread model
+*/
+static int thread_rwlock_init(rwlock_t *rwlock, const char *name)
+{
+ pthread_rwlock_t m = PTHREAD_RWLOCK_INITIALIZER;
+ rwlock->rwlock = memdup(&m, sizeof(m));
+ if (! rwlock->rwlock) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return pthread_rwlock_init((pthread_rwlock_t *)rwlock->rwlock, NULL);
+}
+
+/*
+ rwlock destroy function for thread model
+*/
+static int thread_rwlock_destroy(rwlock_t *rwlock, const char *name)
+{
+ return pthread_rwlock_destroy((pthread_rwlock_t *)rwlock->rwlock);
+}
+
+/*
+ rwlock lock for read function for thread model
+*/
+static int thread_rwlock_lock_read(rwlock_t *rwlockP, const char *name)
+{
+ pthread_rwlock_t *rwlock = (pthread_rwlock_t *)rwlockP->rwlock;
+ int rc;
+ double t;
+ struct timeval tp1;
+ /* Test below is ONLY for debugging */
+ if ((rc = pthread_rwlock_tryrdlock(rwlock))) {
+ if (rc == EBUSY) {
+ mutex_start_timer(&tp1);
+ printf("rwlock lock_read: thread %d, lock %s not available\n",
+ (uint32)pthread_self(), name);
+ print_suspicious_usage("rwlock_lock_read", name);
+ pthread_rwlock_rdlock(rwlock);
+ t = mutex_end_timer(tp1);
+ printf("rwlock lock_read: thread %d, lock %s now available, waited %g seconds\n",
+ (uint32)pthread_self(), name, t);
+ return 0;
+ }
+ printf("rwlock lock_read: thread %d, lock %s failed rc=%d\n",
+ (uint32)pthread_self(), name, rc);
+ SMB_ASSERT(errno == 0); /* force error */
+ }
+ return 0;
+}
+
+/*
+ rwlock lock for write function for thread model
+*/
+static int thread_rwlock_lock_write(rwlock_t *rwlockP, const char *name)
+{
+ pthread_rwlock_t *rwlock = (pthread_rwlock_t *)rwlockP->rwlock;
+ int rc;
+ double t;
+ struct timeval tp1;
+ /* Test below is ONLY for debugging */
+ if ((rc = pthread_rwlock_trywrlock(rwlock))) {
+ if (rc == EBUSY) {
+ mutex_start_timer(&tp1);
+ printf("rwlock lock_write: thread %d, lock %s not available\n",
+ (uint32)pthread_self(), name);
+ print_suspicious_usage("rwlock_lock_write", name);
+ pthread_rwlock_wrlock(rwlock);
+ t = mutex_end_timer(tp1);
+ printf("rwlock lock_write: thread %d, lock %s now available, waited %g seconds\n",
+ (uint32)pthread_self(), name, t);
+ return 0;
+ }
+ printf("rwlock lock_write: thread %d, lock %s failed rc=%d\n",
+ (uint32)pthread_self(), name, rc);
+ SMB_ASSERT(errno == 0); /* force error */
+ }
+ return 0;
+}
+
+
+/*
+ rwlock unlock for thread model
+*/
+static int thread_rwlock_unlock(rwlock_t *rwlock, const char *name)
+{
+ return pthread_rwlock_unlock((pthread_rwlock_t *)rwlock->rwlock);
+}
+
+/*****************************************************************
+ Log suspicious usage (primarily for possible thread-unsafe behavior.
+*****************************************************************/
+static void thread_log_suspicious_usage(const char* from, const char* info)
+{
+ void *addresses[10];
+ int num_addresses, i;
+ char **bt_symbols;
+
+ DEBUG(1,("log_suspicious_usage: from %s info='%s'\n", from, info));
+ num_addresses = backtrace(addresses, 8);
+ bt_symbols = backtrace_symbols(addresses, num_addresses);
+ for (i=0; i<num_addresses; i++) {
+ DEBUG(1,("log_suspicious_usage: %s%s\n", DEBUGTAB(1), bt_symbols[i]));
+ }
+ free(bt_symbols);
+}
+
+/*****************************************************************
+ Log suspicious usage to stdout (primarily for possible thread-unsafe behavior.
+ Used in mutex code where DEBUG calls would cause recursion.
+*****************************************************************/
+static void thread_print_suspicious_usage(const char* from, const char* info)
+{
+ void *addresses[10];
+ int num_addresses, i;
+ char **bt_symbols;
+
+ printf("log_suspicious_usage: from %s info='%s'\n", from, info);
+ num_addresses = backtrace(addresses, 8);
+ bt_symbols = backtrace_symbols(addresses, num_addresses);
+ for (i=0; i<num_addresses; i++) {
+ printf("log_suspicious_usage: %s%s\n", DEBUGTAB(1), bt_symbols[i]);
+ }
+ free(bt_symbols);
+}
+
+uint32 thread_get_task_id(void)
+{
+ return (uint32)pthread_self();
+}
+
+/****************************************************************************
+catch serious errors
+****************************************************************************/
+static void thread_sig_fault(int sig)
+{
+ DEBUG(0,("===============================================================\n"));
+ DEBUG(0,("TERMINAL ERROR: Recursive signal %d in thread %lu (%s)\n",sig,(unsigned long int)pthread_self(),SAMBA_VERSION));
+ DEBUG(0,("===============================================================\n"));
+ exit(1); /* kill the whole server for now */
+}
+
+/*******************************************************************
+setup our recursive fault handlers
+********************************************************************/
+static void thread_fault_setup(void)
+{
+#ifdef SIGSEGV
+ CatchSignal(SIGSEGV,SIGNAL_CAST thread_sig_fault);
+#endif
+#ifdef SIGBUS
+ CatchSignal(SIGBUS,SIGNAL_CAST thread_sig_fault);
+#endif
+}
+
+/*******************************************************************
+report a fault in a thread
+********************************************************************/
+static void thread_fault_handler(int sig)
+{
+ static int counter;
+ void *addresses[10];
+ int num_addresses, i;
+ char **bt_symbols;
+
+ /* try to catch recursive faults */
+ thread_fault_setup();
+
+ counter++; /* count number of faults that have occurred */
+
+ DEBUG(0,("===============================================================\n"));
+ DEBUG(0,("INTERNAL ERROR: Signal %d in thread %lu (%s)\n",sig,(unsigned long int)pthread_self(),SAMBA_VERSION));
+ DEBUG(0,("Please read the file BUGS.txt in the distribution\n"));
+ DEBUG(0,("===============================================================\n"));
+
+ num_addresses = backtrace(addresses, 10);
+ bt_symbols = backtrace_symbols(addresses, num_addresses);
+ for (i=0; i<num_addresses; i++) {
+ DEBUG(9,("fault_report: %s\n", bt_symbols[i]));
+ }
+ free(bt_symbols);
+ pthread_exit(NULL); /* terminate failing thread only */
+}
+
+/*
+ called when the process model is selected
+*/
+static void model_startup(void)
+{
+ struct mutex_ops m_ops;
+ struct debug_ops d_ops;
+
+ ZERO_STRUCT(m_ops);
+ ZERO_STRUCT(d_ops);
+
+ smbd_process_init();
+
+ /* register mutex/rwlock handlers */
+ m_ops.mutex_init = thread_mutex_init;
+ m_ops.mutex_lock = thread_mutex_lock;
+ m_ops.mutex_unlock = thread_mutex_unlock;
+ m_ops.mutex_destroy = thread_mutex_destroy;
+
+ m_ops.rwlock_init = thread_rwlock_init;
+ m_ops.rwlock_lock_write = thread_rwlock_lock_write;
+ m_ops.rwlock_lock_read = thread_rwlock_lock_read;
+ m_ops.rwlock_unlock = thread_rwlock_unlock;
+ m_ops.rwlock_destroy = thread_rwlock_destroy;
+
+ register_mutex_handlers("thread", &m_ops);
+
+ register_fault_handler("thread", thread_fault_handler);
+
+ d_ops.log_suspicious_usage = thread_log_suspicious_usage;
+ d_ops.print_suspicious_usage = thread_print_suspicious_usage;
+ d_ops.get_task_id = thread_get_task_id;
+
+ register_debug_handlers("thread", &d_ops);
+}
+
+/*
+ initialise the thread process model, registering ourselves with the model subsystem
+ */
+void process_model_thread_init(void)
+{
+ struct model_ops ops;
+
+ ZERO_STRUCT(ops);
+
+ /* fill in all the operations */
+ ops.model_startup = model_startup;
+ ops.accept_connection = accept_connection;
+ ops.terminate_connection = terminate_connection;
+ ops.exit_server = NULL;
+ ops.get_id = get_id;
+
+ /* register ourselves with the process model subsystem. We
+ register under the name 'thread'. */
+ register_process_model("thread", &ops);
+}
diff --git a/source4/smbd/reply.c b/source4/smbd/reply.c
new file mode 100644
index 0000000000..07fcf06a0c
--- /dev/null
+++ b/source4/smbd/reply.c
@@ -0,0 +1,2383 @@
+/*
+ Unix SMB/CIFS implementation.
+ Main SMB reply routines
+ Copyright (C) Andrew Tridgell 1992-2003
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+/*
+ This file handles most of the reply_ calls that the server
+ makes to handle specific protocols
+*/
+
+#include "includes.h"
+
+/* useful way of catching wct errors with file and line number */
+#define REQ_CHECK_WCT(req, wcount) do { \
+ if ((req)->in.wct != (wcount)) { \
+ DEBUG(1,("Unexpected WCT %d at %s(%d) - expected %d\n", \
+ (req)->in.wct, __FILE__, __LINE__, wcount)); \
+ req_reply_dos_error(req, ERRSRV, ERRerror); \
+ return; \
+ }} while (0)
+
+/* check req->async.status and if not OK then send an error reply */
+#define CHECK_ASYNC_STATUS do { \
+ if (!NT_STATUS_IS_OK(req->async.status)) { \
+ req_reply_error(req, req->async.status); \
+ return; \
+ }} while (0)
+
+/* useful wrapper for talloc with NO_MEMORY reply */
+#define REQ_TALLOC(ptr, size) do { \
+ ptr = talloc(req->mem_ctx, size); \
+ if (!ptr) { \
+ req_reply_error(req, NT_STATUS_NO_MEMORY); \
+ return; \
+ }} while (0)
+
+/*
+ check if the backend wants to handle the request asynchronously.
+ if it wants it handled synchronously then call the send function
+ immediately
+*/
+#define REQ_ASYNC_TAIL do { \
+ if (!(req->control_flags & REQ_CONTROL_ASYNC)) { \
+ req->async.send_fn(req); \
+ }} while (0)
+
+/* zero out some reserved fields in a reply */
+#define REQ_VWV_RESERVED(start, count) memset(req->out.vwv + VWV(start), 0, (count)*2)
+
+/*
+ put a NTTIME into a packet
+*/
+void push_nttime(void *base, uint16 offset, NTTIME *t)
+{
+ SIVAL(base, offset, t->low);
+ SIVAL(base, offset+4, t->high);
+}
+
+/*
+ pull a NTTIME from a packet
+*/
+NTTIME pull_nttime(void *base, uint16 offset)
+{
+ NTTIME ret;
+ ret.low = IVAL(base, offset);
+ ret.high = IVAL(base, offset+4);
+ return ret;
+}
+
+
+/****************************************************************************
+ Reply to a simple request (async send)
+****************************************************************************/
+static void reply_simple_send(struct request_context *req)
+{
+ CHECK_ASYNC_STATUS;
+
+ req_setup_reply(req, 0, 0);
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a tcon.
+****************************************************************************/
+void reply_tcon(struct request_context *req)
+{
+ union smb_tcon con;
+ NTSTATUS status;
+ char *p;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 0);
+
+ con.tcon.level = RAW_TCON_TCON;
+
+ p = req->in.data;
+ p += req_pull_ascii4(req, &con.tcon.in.service, p, STR_TERMINATE);
+ p += req_pull_ascii4(req, &con.tcon.in.password, p, STR_TERMINATE);
+ p += req_pull_ascii4(req, &con.tcon.in.dev, p, STR_TERMINATE);
+
+ if (!con.tcon.in.service || !con.tcon.in.password || !con.tcon.in.dev) {
+ req_reply_error(req, NT_STATUS_INVALID_PARAMETER);
+ return;
+ }
+
+ /* call backend */
+ status = tcon_backend(req, &con);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ /* construct reply */
+ req_setup_reply(req, 2, 0);
+
+ SSVAL(req->out.vwv, VWV(0), con.tcon.out.max_xmit);
+ SSVAL(req->out.vwv, VWV(1), con.tcon.out.cnum);
+ SSVAL(req->out.hdr, HDR_TID, req->conn->cnum);
+
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a tcon and X.
+****************************************************************************/
+void reply_tcon_and_X(struct request_context *req)
+{
+ NTSTATUS status;
+ union smb_tcon con;
+ char *p;
+ uint16 passlen;
+
+ con.tconx.level = RAW_TCON_TCONX;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 4);
+
+ con.tconx.in.flags = SVAL(req->in.vwv, VWV(2));
+ passlen = SVAL(req->in.vwv, VWV(3));
+
+ p = req->in.data;
+
+ if (!req_pull_blob(req, p, passlen, &con.tconx.in.password)) {
+ req_reply_error(req, NT_STATUS_ILL_FORMED_PASSWORD);
+ return;
+ }
+ p += passlen;
+
+ p += req_pull_string(req, &con.tconx.in.path, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &con.tconx.in.device, p, -1, STR_ASCII);
+
+ if (!con.tconx.in.path || !con.tconx.in.device) {
+ req_reply_error(req, NT_STATUS_BAD_DEVICE_TYPE);
+ return;
+ }
+
+ /* call backend */
+ status = tcon_backend(req, &con);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ /* construct reply - two varients */
+ if (req->smb->negotiate.protocol < PROTOCOL_NT1) {
+ req_setup_reply(req, 2, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+
+ req_push_str(req, NULL, con.tconx.out.dev_type, -1, STR_TERMINATE|STR_ASCII);
+ } else {
+ req_setup_reply(req, 3, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), con.tconx.out.options);
+
+ req_push_str(req, NULL, con.tconx.out.dev_type, -1, STR_TERMINATE|STR_ASCII);
+ req_push_str(req, NULL, con.tconx.out.fs_type, -1, STR_TERMINATE);
+ }
+
+ /* set the incoming and outgoing tid to the just created one */
+ SSVAL(req->in.hdr, HDR_TID, con.tconx.out.cnum);
+ SSVAL(req->out.hdr,HDR_TID, con.tconx.out.cnum);
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to an unknown request
+****************************************************************************/
+void reply_unknown(struct request_context *req)
+{
+ int type;
+
+ type = CVAL(req->in.hdr, HDR_COM);
+
+ DEBUG(0,("unknown command type %d (0x%X)\n", type, type));
+
+ req_reply_dos_error(req, ERRSRV, ERRunknownsmb);
+}
+
+
+/****************************************************************************
+ Reply to an ioctl (async reply)
+****************************************************************************/
+static void reply_ioctl_send(struct request_context *req)
+{
+ struct smb_ioctl *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* the +1 is for nicer alignment */
+ req_setup_reply(req, 8, io->out.blob.length+1);
+ SSVAL(req->out.vwv, VWV(1), io->out.blob.length);
+ SSVAL(req->out.vwv, VWV(5), io->out.blob.length);
+ SSVAL(req->out.vwv, VWV(6), PTR_DIFF(req->out.data, req->out.hdr) + 1);
+
+ memcpy(req->out.data+1, io->out.blob.data, io->out.blob.length);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to an ioctl.
+****************************************************************************/
+void reply_ioctl(struct request_context *req)
+{
+ struct smb_ioctl *io;
+
+ /* parse requst */
+ REQ_CHECK_WCT(req, 3);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->in.request = IVAL(req->in.vwv, VWV(1));
+
+ req->async.send_fn = reply_ioctl_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->ioctl(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a chkpth.
+****************************************************************************/
+void reply_chkpth(struct request_context *req)
+{
+ struct smb_chkpath *io;
+
+ REQ_TALLOC(io, sizeof(*io));
+
+ req_pull_ascii4(req, &io->in.path, req->in.data, STR_TERMINATE);
+
+ req->async.send_fn = reply_simple_send;
+
+ req->async.status = req->conn->ntvfs_ops->chkpath(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a getatr (async reply)
+****************************************************************************/
+static void reply_getatr_send(struct request_context *req)
+{
+ union smb_fileinfo *st = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 10, 0);
+
+ SSVAL(req->out.vwv, VWV(0), st->getattr.out.attrib);
+ put_dos_date3(req->out.vwv, VWV(1), st->getattr.out.write_time);
+ SIVAL(req->out.vwv, VWV(3), st->getattr.out.size);
+
+ REQ_VWV_RESERVED(5, 5);
+
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a getatr.
+****************************************************************************/
+void reply_getatr(struct request_context *req)
+{
+ union smb_fileinfo *st;
+
+ REQ_TALLOC(st, sizeof(*st));
+
+ st->getattr.level = RAW_FILEINFO_GETATTR;
+
+ /* parse request */
+ req_pull_ascii4(req, &st->getattr.in.fname, req->in.data, STR_TERMINATE);
+ if (!st->getattr.in.fname) {
+ req_reply_error(req, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ req->async.send_fn = reply_getatr_send;
+ req->async.private = st;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->qpathinfo(req, st);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a setatr.
+****************************************************************************/
+void reply_setatr(struct request_context *req)
+{
+ union smb_setfileinfo *st;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 8);
+ REQ_TALLOC(st, sizeof(*st));
+
+ st->setattr.level = RAW_SFILEINFO_SETATTR;
+ st->setattr.in.attrib = SVAL(req->in.vwv, VWV(0));
+ st->setattr.in.write_time = make_unix_date3(req->in.vwv + VWV(1));
+
+ req_pull_ascii4(req, &st->setattr.file.fname, req->in.data, STR_TERMINATE);
+
+ if (!st->setattr.file.fname) {
+ req_reply_error(req, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->setpathinfo(req, st);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a dskattr (async reply)
+****************************************************************************/
+static void reply_dskattr_send(struct request_context *req)
+{
+ union smb_fsinfo *fs = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 5, 0);
+
+ SSVAL(req->out.vwv, VWV(0), fs->dskattr.out.units_total);
+ SSVAL(req->out.vwv, VWV(1), fs->dskattr.out.blocks_per_unit);
+ SSVAL(req->out.vwv, VWV(2), fs->dskattr.out.block_size);
+ SSVAL(req->out.vwv, VWV(3), fs->dskattr.out.units_free);
+
+ REQ_VWV_RESERVED(4, 1);
+
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a dskattr.
+****************************************************************************/
+void reply_dskattr(struct request_context *req)
+{
+ union smb_fsinfo *fs;
+
+ REQ_TALLOC(fs, sizeof(*fs));
+
+ fs->dskattr.level = RAW_QFS_DSKATTR;
+
+ req->async.send_fn = reply_dskattr_send;
+ req->async.private = fs;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->fsinfo(req, fs);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+
+/****************************************************************************
+ Reply to an open (async reply)
+****************************************************************************/
+static void reply_open_send(struct request_context *req)
+{
+ union smb_open *oi = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 7, 0);
+
+ SSVAL(req->out.vwv, VWV(0), oi->open.out.fnum);
+ SSVAL(req->out.vwv, VWV(1), oi->open.out.attrib);
+ put_dos_date3(req->out.vwv, VWV(2), oi->open.out.write_time);
+ SIVAL(req->out.vwv, VWV(4), oi->open.out.size);
+ SSVAL(req->out.vwv, VWV(6), oi->open.out.rmode);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to an open.
+****************************************************************************/
+void reply_open(struct request_context *req)
+{
+ union smb_open *oi;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 2);
+ REQ_TALLOC(oi, sizeof(*oi));
+
+ oi->open.level = RAW_OPEN_OPEN;
+ oi->open.in.flags = SVAL(req->in.vwv, VWV(0));
+ oi->open.in.search_attrs = SVAL(req->in.vwv, VWV(1));
+
+ req_pull_ascii4(req, &oi->open.in.fname, req->in.data, STR_TERMINATE);
+
+ if (!oi->open.in.fname) {
+ req_reply_error(req, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ req->async.send_fn = reply_open_send;
+ req->async.private = oi;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->open(req, oi);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to an open and X (async reply)
+****************************************************************************/
+static void reply_open_and_X_send(struct request_context *req)
+{
+ union smb_open *oi = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* build the reply */
+ if (oi->openx.in.flags & OPENX_FLAGS_EXTENDED_RETURN) {
+ req_setup_reply(req, 19, 0);
+ } else {
+ req_setup_reply(req, 15, 0);
+ }
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), oi->openx.out.fnum);
+ SSVAL(req->out.vwv, VWV(3), oi->openx.out.attrib);
+ put_dos_date3(req->out.vwv, VWV(4), oi->openx.out.write_time);
+ SIVAL(req->out.vwv, VWV(6), oi->openx.out.size);
+ SSVAL(req->out.vwv, VWV(8), oi->openx.out.access);
+ SSVAL(req->out.vwv, VWV(9), oi->openx.out.ftype);
+ SSVAL(req->out.vwv, VWV(10),oi->openx.out.devstate);
+ SSVAL(req->out.vwv, VWV(11),oi->openx.out.action);
+ SIVAL(req->out.vwv, VWV(12),oi->openx.out.unique_fid);
+ SSVAL(req->out.vwv, VWV(14),0); /* reserved */
+ if (oi->openx.in.flags & OPENX_FLAGS_EXTENDED_RETURN) {
+ SIVAL(req->out.vwv, VWV(15),oi->openx.out.access_mask);
+ REQ_VWV_RESERVED(17, 2);
+ }
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to an open and X.
+****************************************************************************/
+void reply_open_and_X(struct request_context *req)
+{
+ union smb_open *oi;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 15);
+ REQ_TALLOC(oi, sizeof(*oi));
+
+ oi->openx.level = RAW_OPEN_OPENX;
+ oi->openx.in.flags = SVAL(req->in.vwv, VWV(2));
+ oi->openx.in.open_mode = SVAL(req->in.vwv, VWV(3));
+ oi->openx.in.search_attrs = SVAL(req->in.vwv, VWV(4));
+ oi->openx.in.file_attrs = SVAL(req->in.vwv, VWV(5));
+ oi->openx.in.write_time = make_unix_date3(req->in.vwv + VWV(6));
+ oi->openx.in.open_func = SVAL(req->in.vwv, VWV(8));
+ oi->openx.in.size = IVAL(req->in.vwv, VWV(9));
+ oi->openx.in.timeout = IVAL(req->in.vwv, VWV(11));
+
+ req_pull_ascii4(req, &oi->openx.in.fname, req->in.data, STR_TERMINATE);
+
+ if (!oi->openx.in.fname) {
+ req_reply_error(req, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ req->async.send_fn = reply_open_and_X_send;
+ req->async.private = oi;
+
+ /* call the backend */
+ req->async.status = req->conn->ntvfs_ops->open(req, oi);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a mknew or a create.
+****************************************************************************/
+static void reply_mknew_send(struct request_context *req)
+{
+ union smb_open *oi = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* build the reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), oi->mknew.out.fnum);
+
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a mknew or a create.
+****************************************************************************/
+void reply_mknew(struct request_context *req)
+{
+ union smb_open *oi;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 3);
+ REQ_TALLOC(oi, sizeof(*oi));
+
+ oi->mknew.level = RAW_OPEN_MKNEW;
+ oi->mknew.in.attrib = SVAL(req->in.vwv, VWV(0));
+ oi->mknew.in.write_time = make_unix_date3(req->in.vwv + VWV(1));
+
+ req_pull_ascii4(req, &oi->mknew.in.fname, req->in.data, STR_TERMINATE);
+
+ if (!oi->mknew.in.fname) {
+ req_reply_error(req, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ req->async.send_fn = reply_mknew_send;
+ req->async.private = oi;
+
+ /* call the backend */
+ req->async.status = req->conn->ntvfs_ops->open(req, oi);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a create temporary file (async reply)
+****************************************************************************/
+static void reply_ctemp_send(struct request_context *req)
+{
+ union smb_open *oi = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* build the reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), oi->ctemp.out.fnum);
+
+ /* the returned filename is relative to the directory */
+ req_push_str(req, NULL, oi->ctemp.out.name, -1, STR_TERMINATE);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a create temporary file.
+****************************************************************************/
+void reply_ctemp(struct request_context *req)
+{
+ union smb_open *oi;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 3);
+ REQ_TALLOC(oi, sizeof(*oi));
+
+ oi->ctemp.level = RAW_OPEN_CTEMP;
+ oi->ctemp.in.attrib = SVAL(req->in.vwv, VWV(0));
+ oi->ctemp.in.write_time = make_unix_date3(req->in.vwv + VWV(1));
+
+ /* the filename is actually a directory name, the server provides a filename
+ in that directory */
+ req_pull_ascii4(req, &oi->ctemp.in.directory, req->in.data, STR_TERMINATE);
+
+ if (!oi->ctemp.in.directory) {
+ req_reply_error(req, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ req->async.send_fn = reply_ctemp_send;
+ req->async.private = oi;
+
+ /* call the backend */
+ req->async.status = req->conn->ntvfs_ops->open(req, oi);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a unlink
+****************************************************************************/
+void reply_unlink(struct request_context *req)
+{
+ struct smb_unlink *unl;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 1);
+ REQ_TALLOC(unl, sizeof(*unl));
+
+ unl->in.attrib = SVAL(req->in.vwv, VWV(0));
+
+ req_pull_ascii4(req, &unl->in.pattern, req->in.data, STR_TERMINATE);
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->unlink(req, unl);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a readbraw (core+ protocol).
+ this is a strange packet because it doesn't use a standard SMB header in the reply,
+ only the 4 byte NBT header
+ This command must be replied to synchronously
+****************************************************************************/
+void reply_readbraw(struct request_context *req)
+{
+ NTSTATUS status;
+ union smb_read io;
+
+ io.readbraw.level = RAW_READ_READBRAW;
+
+ /* there are two varients, one with 10 and one with 8 command words */
+ if (req->in.wct != 10) {
+ REQ_CHECK_WCT(req, 8);
+ }
+
+ io.readbraw.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io.readbraw.in.offset = IVAL(req->in.vwv, VWV(1));
+ io.readbraw.in.mincnt = SVAL(req->in.vwv, VWV(3));
+ io.readbraw.in.maxcnt = SVAL(req->in.vwv, VWV(4));
+ io.readbraw.in.timeout = IVAL(req->in.vwv, VWV(5));
+
+ /* the 64 bit varient */
+ if (req->in.wct == 10) {
+ uint32 offset_high = IVAL(req->in.vwv, VWV(8));
+#ifdef LARGE_SMB_OFF_T
+ io.readbraw.in.offset |= (((SMB_OFF_T)offset_high) << 32);
+#else
+ if (offset_high != 0) {
+ goto failed;
+ }
+#endif
+ }
+
+ /* before calling the backend we setup the raw buffer. This
+ * saves a copy later */
+ req->out.size = io.readbraw.in.maxcnt + NBT_HDR_SIZE;
+ req->out.buffer = talloc(req->mem_ctx, req->out.size);
+ if (req->out.buffer == NULL) {
+ goto failed;
+ }
+
+ /* tell the backend where to put the data */
+ io.readbraw.out.data = req->out.buffer + NBT_HDR_SIZE;
+
+ /* call the backend */
+ status = req->conn->ntvfs_ops->read(req, &io);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ goto failed;
+ }
+
+ req->out.size = io.readbraw.out.nread + NBT_HDR_SIZE;
+
+ req_send_reply(req);
+
+failed:
+ /* any failure in readbraw is equivalent to reading zero bytes */
+ req->out.size = 4;
+ req->out.buffer = talloc(req->mem_ctx, req->out.size);
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a lockread (async reply)
+****************************************************************************/
+static void reply_lockread_send(struct request_context *req)
+{
+ union smb_read *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* trim packet */
+ req_grow_data(req, 3 + io->lockread.out.nread);
+
+ /* construct reply */
+ SSVAL(req->out.vwv, VWV(0), io->lockread.out.nread);
+ REQ_VWV_RESERVED(1, 4);
+
+ SCVAL(req->out.data, 0, SMB_DATA_BLOCK);
+ SSVAL(req->out.data, 1, io->lockread.out.nread);
+
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a lockread (core+ protocol).
+ note that the lock is a write lock, not a read lock!
+****************************************************************************/
+void reply_lockread(struct request_context *req)
+{
+ union smb_read *io;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 5);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->lockread.level = RAW_READ_LOCKREAD;
+ io->lockread.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->lockread.in.count = SVAL(req->in.vwv, VWV(1));
+ io->lockread.in.offset = IVAL(req->in.vwv, VWV(2));
+ io->lockread.in.remaining = SVAL(req->in.vwv, VWV(4));
+
+ /* setup the reply packet assuming the maximum possible read */
+ req_setup_reply(req, 5, 3 + io->lockread.in.count);
+
+ /* tell the backend where to put the data */
+ io->lockread.out.data = req->out.data + 3;
+
+ req->async.send_fn = reply_lockread_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->read(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+
+/****************************************************************************
+ Reply to a read (async reply)
+****************************************************************************/
+static void reply_read_send(struct request_context *req)
+{
+ union smb_read *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* trim packet */
+ req_grow_data(req, 3 + io->read.out.nread);
+
+ /* construct reply */
+ SSVAL(req->out.vwv, VWV(0), io->read.out.nread);
+ REQ_VWV_RESERVED(1, 4);
+
+ SCVAL(req->out.data, 0, SMB_DATA_BLOCK);
+ SSVAL(req->out.data, 1, io->read.out.nread);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a read.
+****************************************************************************/
+void reply_read(struct request_context *req)
+{
+ union smb_read *io;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 5);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->read.level = RAW_READ_READ;
+ io->read.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->read.in.count = SVAL(req->in.vwv, VWV(1));
+ io->read.in.offset = IVAL(req->in.vwv, VWV(2));
+ io->read.in.remaining = SVAL(req->in.vwv, VWV(4));
+
+ /* setup the reply packet assuming the maximum possible read */
+ req_setup_reply(req, 5, 3 + io->read.in.count);
+
+ /* tell the backend where to put the data */
+ io->lockread.out.data = req->out.data + 3;
+
+ req->async.send_fn = reply_read_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->read(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+
+/****************************************************************************
+ Reply to a read and X (async reply)
+****************************************************************************/
+static void reply_read_and_X_send(struct request_context *req)
+{
+ union smb_read *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* trim the packet to the right size */
+ req_grow_data(req, 1 + io->readx.out.nread);
+
+ /* construct reply */
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), io->readx.out.remaining);
+ SSVAL(req->out.vwv, VWV(3), io->readx.out.compaction_mode);
+ REQ_VWV_RESERVED(4, 1);
+ SSVAL(req->out.vwv, VWV(5), io->readx.out.nread);
+ SSVAL(req->out.vwv, VWV(6), PTR_DIFF(io->readx.out.data, req->out.hdr));
+ SCVAL(req->out.data, 0, 0); /* padding */
+ REQ_VWV_RESERVED(7, 5);
+
+ chain_reply(req);
+}
+
+/****************************************************************************
+ Reply to a read and X.
+****************************************************************************/
+void reply_read_and_X(struct request_context *req)
+{
+ union smb_read *io;
+
+ /* parse request */
+ if (req->in.wct != 12) {
+ REQ_CHECK_WCT(req, 10);
+ }
+
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->readx.level = RAW_READ_READX;
+ io->readx.in.fnum = req_fnum(req, req->in.vwv, VWV(2));
+ io->readx.in.offset = IVAL(req->in.vwv, VWV(3));
+ io->readx.in.maxcnt = SVAL(req->in.vwv, VWV(5));
+ io->readx.in.mincnt = SVAL(req->in.vwv, VWV(6));
+ io->readx.in.remaining = SVAL(req->in.vwv, VWV(9));
+
+ /* the 64 bit varient */
+ if (req->in.wct == 12) {
+ uint32 offset_high = IVAL(req->in.vwv, VWV(10));
+#ifdef LARGE_SMB_OFF_T
+ io->readx.in.offset |= (((SMB_OFF_T)offset_high) << 32);
+#else
+ if (offset_high != 0) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+#endif
+ }
+
+ /* setup the reply packet assuming the maximum possible read */
+ req_setup_reply(req, 12, 1 + io->readx.in.maxcnt);
+
+ /* tell the backend where to put the data. Notice the pad byte. */
+ io->readx.out.data = req->out.data + 1;
+
+ req->async.send_fn = reply_read_and_X_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->read(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a writebraw (core+ or LANMAN1.0 protocol).
+****************************************************************************/
+void reply_writebraw(struct request_context *req)
+{
+ /* this one is damn complex - put it off for now */
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to a writeunlock (async reply)
+****************************************************************************/
+static void reply_writeunlock_send(struct request_context *req)
+{
+ union smb_write *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), io->writeunlock.out.nwritten);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a writeunlock (core+).
+****************************************************************************/
+void reply_writeunlock(struct request_context *req)
+{
+ union smb_write *io;
+
+ REQ_CHECK_WCT(req, 5);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->writeunlock.level = RAW_WRITE_WRITEUNLOCK;
+ io->writeunlock.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->writeunlock.in.count = SVAL(req->in.vwv, VWV(1));
+ io->writeunlock.in.offset = IVAL(req->in.vwv, VWV(2));
+ io->writeunlock.in.remaining = SVAL(req->in.vwv, VWV(4));
+ io->writeunlock.in.data = req->in.data + 3;
+
+ /* make sure they gave us the data they promised */
+ if (io->writeunlock.in.count+3 > req->in.data_size) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ /* make sure the data block is big enough */
+ if (SVAL(req->in.data, 1) < io->writeunlock.in.count) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_writeunlock_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->write(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+
+/****************************************************************************
+ Reply to a write (async reply)
+****************************************************************************/
+static void reply_write_send(struct request_context *req)
+{
+ union smb_write *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), io->write.out.nwritten);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a write
+****************************************************************************/
+void reply_write(struct request_context *req)
+{
+ union smb_write *io;
+
+ REQ_CHECK_WCT(req, 5);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->write.level = RAW_WRITE_WRITE;
+ io->write.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->write.in.count = SVAL(req->in.vwv, VWV(1));
+ io->write.in.offset = IVAL(req->in.vwv, VWV(2));
+ io->write.in.remaining = SVAL(req->in.vwv, VWV(4));
+ io->write.in.data = req->in.data + 3;
+
+ /* make sure they gave us the data they promised */
+ if (req_data_oob(req, io->write.in.data, io->write.in.count)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ /* make sure the data block is big enough */
+ if (SVAL(req->in.data, 1) < io->write.in.count) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_write_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->write(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a write and X (async reply)
+****************************************************************************/
+static void reply_write_and_X_send(struct request_context *req)
+{
+ union smb_write *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 6, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), io->writex.out.nwritten & 0xFFFF);
+ SSVAL(req->out.vwv, VWV(3), io->writex.out.remaining);
+ SSVAL(req->out.vwv, VWV(4), io->writex.out.nwritten >> 16);
+ REQ_VWV_RESERVED(5, 1);
+
+ chain_reply(req);
+}
+
+/****************************************************************************
+ Reply to a write and X.
+****************************************************************************/
+void reply_write_and_X(struct request_context *req)
+{
+ union smb_write *io;
+
+ if (req->in.wct != 14) {
+ REQ_CHECK_WCT(req, 12);
+ }
+
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->writex.level = RAW_WRITE_WRITEX;
+ io->writex.in.fnum = req_fnum(req, req->in.vwv, VWV(2));
+ io->writex.in.offset = IVAL(req->in.vwv, VWV(3));
+ io->writex.in.wmode = SVAL(req->in.vwv, VWV(7));
+ io->writex.in.remaining = SVAL(req->in.vwv, VWV(8));
+ io->writex.in.count = SVAL(req->in.vwv, VWV(10));
+ io->writex.in.data = req->in.hdr + SVAL(req->in.vwv, VWV(11));
+
+ if (req->in.wct == 14) {
+ uint32 offset_high = IVAL(req->in.vwv, VWV(12));
+ uint16 count_high = SVAL(req->in.vwv, VWV(9));
+#ifdef LARGE_SMB_OFF_T
+ io->writex.in.offset |= (((SMB_OFF_T)offset_high) << 32);
+#else
+ if (offset_high != 0) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+#endif
+ io->writex.in.count |= ((uint32)count_high) << 16;
+ }
+
+ /* make sure the data is in bounds */
+ if (req_data_oob(req, io->writex.in.data, io->writex.in.count)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_write_and_X_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->write(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a lseek (async reply)
+****************************************************************************/
+static void reply_lseek_send(struct request_context *req)
+{
+ struct smb_seek *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 2, 0);
+
+ SIVALS(req->out.vwv, VWV(0), io->out.offset);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a lseek.
+****************************************************************************/
+void reply_lseek(struct request_context *req)
+{
+ struct smb_seek *io;
+
+ REQ_CHECK_WCT(req, 4);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->in.mode = SVAL(req->in.vwv, VWV(1));
+ io->in.offset = IVALS(req->in.vwv, VWV(2));
+
+ req->async.send_fn = reply_lseek_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->seek(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a flush.
+****************************************************************************/
+void reply_flush(struct request_context *req)
+{
+ struct smb_flush *io;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 1);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->flush(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a exit.
+****************************************************************************/
+void reply_exit(struct request_context *req)
+{
+ REQ_CHECK_WCT(req, 0);
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->exit(req);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a close
+
+ Note that this has to deal with closing a directory opened by NT SMB's.
+****************************************************************************/
+void reply_close(struct request_context *req)
+{
+ union smb_close *io;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 3);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->close.level = RAW_CLOSE_CLOSE;
+ io->close.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->close.in.write_time = make_unix_date3(req->in.vwv + VWV(1));
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->close(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+
+/****************************************************************************
+ Reply to a writeclose (async reply)
+****************************************************************************/
+static void reply_writeclose_send(struct request_context *req)
+{
+ union smb_write *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), io->write.out.nwritten);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a writeclose (Core+ protocol).
+****************************************************************************/
+void reply_writeclose(struct request_context *req)
+{
+ union smb_write *io;
+
+ /* this one is pretty weird - the wct can be 6 or 12 */
+ if (req->in.wct != 12) {
+ REQ_CHECK_WCT(req, 6);
+ }
+
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->writeclose.level = RAW_WRITE_WRITECLOSE;
+ io->writeclose.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->writeclose.in.count = SVAL(req->in.vwv, VWV(1));
+ io->writeclose.in.offset = IVAL(req->in.vwv, VWV(2));
+ io->writeclose.in.mtime = make_unix_date3(req->in.vwv + VWV(4));
+ io->writeclose.in.data = req->in.data + 1;
+
+ /* make sure they gave us the data they promised */
+ if (req_data_oob(req, io->writeclose.in.data, io->writeclose.in.count)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_writeclose_send;
+ req->async.private = io;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->write(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a lock.
+****************************************************************************/
+void reply_lock(struct request_context *req)
+{
+ union smb_lock *lck;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 5);
+ REQ_TALLOC(lck, sizeof(*lck));
+
+ lck->lock.level = RAW_LOCK_LOCK;
+ lck->lock.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ lck->lock.in.count = IVAL(req->in.vwv, VWV(1));
+ lck->lock.in.offset = IVAL(req->in.vwv, VWV(3));
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->lock(req, lck);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a unlock.
+****************************************************************************/
+void reply_unlock(struct request_context *req)
+{
+ union smb_lock *lck;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 5);
+ REQ_TALLOC(lck, sizeof(*lck));
+
+ lck->unlock.level = RAW_LOCK_UNLOCK;
+ lck->unlock.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ lck->unlock.in.count = IVAL(req->in.vwv, VWV(1));
+ lck->unlock.in.offset = IVAL(req->in.vwv, VWV(3));
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->lock(req, lck);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a tdis.
+****************************************************************************/
+void reply_tdis(struct request_context *req)
+{
+ REQ_CHECK_WCT(req, 0);
+
+ close_cnum(req->conn);
+
+ /* construct reply */
+ req_setup_reply(req, 0, 0);
+
+ req_send_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a echo. This is one of the few calls that is handled directly (the
+ backends don't see it at all)
+****************************************************************************/
+void reply_echo(struct request_context *req)
+{
+ uint16 count;
+ int i;
+
+ REQ_CHECK_WCT(req, 0);
+
+ count = SVAL(req->in.vwv, VWV(0));
+
+ req_setup_reply(req, 1, req->in.data_size);
+
+ memcpy(req->out.data, req->in.data, req->in.data_size);
+
+ /* we need to make sure the request isn't destroyed till the
+ * last packet */
+ req->control_flags |= REQ_CONTROL_PROTECTED;
+
+ for (i=1; i <= count;i++) {
+ if (i == count) {
+ req->control_flags &= ~REQ_CONTROL_PROTECTED;
+ }
+
+ SSVAL(req->out.vwv, VWV(0), i);
+ req_send_reply(req);
+ }
+}
+
+
+
+/****************************************************************************
+ Reply to a printopen (async reply)
+****************************************************************************/
+static void reply_printopen_send(struct request_context *req)
+{
+ union smb_open *oi = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), oi->open.out.fnum);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a printopen.
+****************************************************************************/
+void reply_printopen(struct request_context *req)
+{
+ union smb_open *oi;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 2);
+ REQ_TALLOC(oi, sizeof(*oi));
+
+ oi->splopen.level = RAW_OPEN_SPLOPEN;
+ oi->splopen.in.setup_length = SVAL(req->in.vwv, VWV(0));
+ oi->splopen.in.mode = SVAL(req->in.vwv, VWV(1));
+
+ req_pull_ascii4(req, &oi->splopen.in.ident, req->in.data, STR_TERMINATE);
+
+ req->async.send_fn = reply_printopen_send;
+ req->async.private = oi;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->open(req, oi);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a printclose.
+****************************************************************************/
+void reply_printclose(struct request_context *req)
+{
+ union smb_close *io;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 3);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->splclose.level = RAW_CLOSE_SPLCLOSE;
+ io->splclose.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->close(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a printqueue.
+****************************************************************************/
+void reply_printqueue_send(struct request_context *req)
+{
+ union smb_lpq *lpq = req->async.private;
+ int i, maxcount;
+ const uint_t el_size = 28;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 2, 0);
+
+ /* truncate the returned list to fit in the negotiated buffer size */
+ maxcount = (req_max_data(req) - 3) / el_size;
+ if (maxcount < lpq->retq.out.count) {
+ lpq->retq.out.count = maxcount;
+ }
+
+ /* setup enough space in the reply */
+ req_grow_data(req, 3 + el_size*lpq->retq.out.count);
+
+ /* and fill it in */
+ SSVAL(req->out.vwv, VWV(0), lpq->retq.out.count);
+ SSVAL(req->out.vwv, VWV(1), lpq->retq.out.restart_idx);
+
+ SCVAL(req->out.data, 0, SMB_DATA_BLOCK);
+ SSVAL(req->out.data, 1, el_size*lpq->retq.out.count);
+
+ req->out.ptr = req->out.data + 3;
+
+ for (i=0;i<lpq->retq.out.count;i++) {
+ put_dos_date2(req->out.ptr, 0 , lpq->retq.out.queue[i].time);
+ SCVAL(req->out.ptr, 4, lpq->retq.out.queue[i].status);
+ SSVAL(req->out.ptr, 5, lpq->retq.out.queue[i].job);
+ SIVAL(req->out.ptr, 7, lpq->retq.out.queue[i].size);
+ SCVAL(req->out.ptr, 11, 0); /* reserved */
+ req_push_str(req, req->out.ptr+12, lpq->retq.out.queue[i].user, 16, STR_ASCII);
+ req->out.ptr += el_size;
+ }
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a printqueue.
+****************************************************************************/
+void reply_printqueue(struct request_context *req)
+{
+ union smb_lpq *lpq;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 2);
+ REQ_TALLOC(lpq, sizeof(*lpq));
+
+ lpq->retq.level = RAW_LPQ_RETQ;
+ lpq->retq.in.maxcount = SVAL(req->in.vwv, VWV(0));
+ lpq->retq.in.startidx = SVAL(req->in.vwv, VWV(1));
+
+ req->async.send_fn = reply_printqueue_send;
+ req->async.private = lpq;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->lpq(req, lpq);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a printwrite.
+****************************************************************************/
+void reply_printwrite(struct request_context *req)
+{
+ union smb_write *io;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 1);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->splwrite.level = RAW_WRITE_SPLWRITE;
+
+ if (req->in.data_size < 3) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ io->splwrite.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ io->splwrite.in.count = SVAL(req->in.data, 1);
+ io->splwrite.in.data = req->in.data + 3;
+
+ /* make sure they gave us the data they promised */
+ if (req_data_oob(req, io->splwrite.in.data, io->splwrite.in.count)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->write(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a mkdir.
+****************************************************************************/
+void reply_mkdir(struct request_context *req)
+{
+ union smb_mkdir *io;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 0);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->generic.level = RAW_MKDIR_MKDIR;
+ req_pull_ascii4(req, &io->mkdir.in.path, req->in.data, STR_TERMINATE);
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->mkdir(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a rmdir.
+****************************************************************************/
+void reply_rmdir(struct request_context *req)
+{
+ struct smb_rmdir *io;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 0);
+ REQ_TALLOC(io, sizeof(*io));
+
+ req_pull_ascii4(req, &io->in.path, req->in.data, STR_TERMINATE);
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->rmdir(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a mv.
+****************************************************************************/
+void reply_mv(struct request_context *req)
+{
+ struct smb_rename *io;
+ char *p;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 1);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->in.attrib = SVAL(req->in.vwv, VWV(0));
+
+ p = req->in.data;
+ p += req_pull_ascii4(req, &io->in.pattern1, p, STR_TERMINATE);
+ p += req_pull_ascii4(req, &io->in.pattern2, p, STR_TERMINATE);
+
+ if (!io->in.pattern1 || !io->in.pattern2) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->rename(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a file copy (async reply)
+****************************************************************************/
+static void reply_copy_send(struct request_context *req)
+{
+ struct smb_copy *cp = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* build the reply */
+ req_setup_reply(req, 1, 0);
+
+ SSVAL(req->out.vwv, VWV(0), cp->out.count);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a file copy.
+****************************************************************************/
+void reply_copy(struct request_context *req)
+{
+ struct smb_copy *cp;
+ char *p;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 3);
+ REQ_TALLOC(cp, sizeof(*cp));
+
+ cp->in.tid2 = SVAL(req->in.vwv, VWV(0));
+ cp->in.ofun = SVAL(req->in.vwv, VWV(1));
+ cp->in.flags = SVAL(req->in.vwv, VWV(2));
+
+ p = req->in.data;
+ p += req_pull_ascii4(req, &cp->in.path1, p, STR_TERMINATE);
+ p += req_pull_ascii4(req, &cp->in.path2, p, STR_TERMINATE);
+
+ if (!cp->in.path1 || !cp->in.path2) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_copy_send;
+ req->async.private = cp;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->copy(req, cp);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a lockingX request (async send)
+****************************************************************************/
+static void reply_lockingX_send(struct request_context *req)
+{
+ union smb_lock *lck = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* if it was an oplock break ack then we only send a reply if
+ there was an error */
+ if (lck->lockx.in.ulock_cnt + lck->lockx.in.lock_cnt == 0) {
+ req_destroy(req);
+ return;
+ }
+
+ /* construct reply */
+ req_setup_reply(req, 2, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to a lockingX request.
+****************************************************************************/
+void reply_lockingX(struct request_context *req)
+{
+ union smb_lock *lck;
+ uint_t total_locks, i;
+ uint_t lck_size;
+ char *p;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 8);
+ REQ_TALLOC(lck, sizeof(*lck));
+
+ lck->lockx.level = RAW_LOCK_LOCKX;
+ lck->lockx.in.fnum = req_fnum(req, req->in.vwv, VWV(2));
+ lck->lockx.in.mode = SVAL(req->in.vwv, VWV(3));
+ lck->lockx.in.timeout = IVAL(req->in.vwv, VWV(4));
+ lck->lockx.in.ulock_cnt = SVAL(req->in.vwv, VWV(6));
+ lck->lockx.in.lock_cnt = SVAL(req->in.vwv, VWV(7));
+
+ total_locks = lck->lockx.in.ulock_cnt + lck->lockx.in.lock_cnt;
+
+ /* there are two varients, one with 64 bit offsets and counts */
+ if (lck->lockx.in.mode & LOCKING_ANDX_LARGE_FILES) {
+ lck_size = 20;
+ } else {
+ lck_size = 10;
+ }
+
+ /* make sure we got the promised data */
+ if (req_data_oob(req, req->in.data, total_locks * lck_size)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ /* allocate the locks array */
+ if (total_locks) {
+ REQ_TALLOC(lck->lockx.in.locks, total_locks * sizeof(lck->lockx.in.locks[0]));
+ }
+
+ p = req->in.data;
+
+ /* construct the locks array */
+ for (i=0;i<total_locks;i++) {
+ uint32 ofs_high=0, count_high=0;
+
+ lck->lockx.in.locks[i].pid = SVAL(p, 0);
+
+ if (lck->lockx.in.mode & LOCKING_ANDX_LARGE_FILES) {
+ ofs_high = IVAL(p, 4);
+ lck->lockx.in.locks[i].offset = IVAL(p, 8);
+ count_high = IVAL(p, 12);
+ lck->lockx.in.locks[i].count = IVAL(p, 16);
+ } else {
+ lck->lockx.in.locks[i].offset = IVAL(p, 2);
+ lck->lockx.in.locks[i].count = IVAL(p, 6);
+ }
+ if (ofs_high != 0 || count_high != 0) {
+#ifdef LARGE_SMB_OFF_T
+ lck->lockx.in.locks[i].count |= ((SMB_OFF_T)count_high) << 32;
+ lck->lockx.in.locks[i].offset |= ((SMB_OFF_T)ofs_high) << 32;
+#else
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+#endif
+ }
+ p += lck_size;
+ }
+
+ req->async.send_fn = reply_lockingX_send;
+ req->async.private = lck;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->lock(req, lck);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a SMBreadbmpx (read block multiplex) request.
+****************************************************************************/
+void reply_readbmpx(struct request_context *req)
+{
+ /* tell the client to not use a multiplexed read - its too broken to use */
+ req_reply_dos_error(req, ERRSRV, ERRuseSTD);
+}
+
+
+/****************************************************************************
+ Reply to a SMBsetattrE.
+****************************************************************************/
+void reply_setattrE(struct request_context *req)
+{
+ union smb_setfileinfo *info;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 7);
+ REQ_TALLOC(info, sizeof(*info));
+
+ info->setattre.level = RAW_SFILEINFO_SETATTRE;
+ info->setattre.file.fnum = req_fnum(req, req->in.vwv, VWV(0));
+ info->setattre.in.create_time = make_unix_date2(req->in.vwv + VWV(1));
+ info->setattre.in.access_time = make_unix_date2(req->in.vwv + VWV(3));
+ info->setattre.in.write_time = make_unix_date2(req->in.vwv + VWV(5));
+
+ req->async.send_fn = reply_simple_send;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->setfileinfo(req, info);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to a SMBwritebmpx (write block multiplex primary) request.
+****************************************************************************/
+void reply_writebmpx(struct request_context *req)
+{
+ /* we will need to implement this one for OS/2, but right now I can't be bothered */
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to a SMBwritebs (write block multiplex secondary) request.
+****************************************************************************/
+void reply_writebs(struct request_context *req)
+{
+ /* see reply_writebmpx */
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+
+/****************************************************************************
+ Reply to a SMBgetattrE (async reply)
+****************************************************************************/
+static void reply_getattrE_send(struct request_context *req)
+{
+ union smb_fileinfo *info = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* setup reply */
+ req_setup_reply(req, 11, 0);
+
+ put_dos_date2(req->out.vwv, VWV(0), info->getattre.out.create_time);
+ put_dos_date2(req->out.vwv, VWV(2), info->getattre.out.access_time);
+ put_dos_date2(req->out.vwv, VWV(4), info->getattre.out.write_time);
+ SIVAL(req->out.vwv, VWV(6), info->getattre.out.size);
+ SIVAL(req->out.vwv, VWV(8), info->getattre.out.alloc_size);
+ SSVAL(req->out.vwv, VWV(10), info->getattre.out.attrib);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to a SMBgetattrE.
+****************************************************************************/
+void reply_getattrE(struct request_context *req)
+{
+ union smb_fileinfo *info;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 1);
+ REQ_TALLOC(info, sizeof(*info));
+
+ info->getattr.level = RAW_FILEINFO_GETATTRE;
+ info->getattr.in.fnum = req_fnum(req, req->in.vwv, VWV(0));
+
+ req->async.send_fn = reply_getattrE_send;
+ req->async.private = info;
+
+ /* call backend */
+ req->async.status = req->conn->ntvfs_ops->qfileinfo(req, info);
+
+ REQ_ASYNC_TAIL;
+}
+
+/****************************************************************************
+ Reply to a search.
+ Can be called from SMBsearch, SMBffirst or SMBfunique.
+****************************************************************************/
+void reply_search(struct request_context *req)
+{
+ /* do this one later */
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to a fclose (stop directory search).
+****************************************************************************/
+void reply_fclose(struct request_context *req)
+{
+ /* skip this one for now too */
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+reply to an old style session setup command
+****************************************************************************/
+static void reply_sesssetup_old(struct request_context *req)
+{
+ NTSTATUS status;
+ union smb_sesssetup sess;
+ char *p;
+ uint16 passlen;
+
+ sess.old.level = RAW_SESSSETUP_OLD;
+
+ /* parse request */
+ sess.old.in.bufsize = SVAL(req->in.vwv, VWV(2));
+ sess.old.in.mpx_max = SVAL(req->in.vwv, VWV(3));
+ sess.old.in.vc_num = SVAL(req->in.vwv, VWV(4));
+ sess.old.in.sesskey = IVAL(req->in.vwv, VWV(5));
+ passlen = SVAL(req->in.vwv, VWV(7));
+
+ /* check the request isn't malformed */
+ if (req_data_oob(req, req->in.data, passlen)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ p = req->in.data;
+ if (!req_pull_blob(req, p, passlen, &sess.old.in.password)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+ p += passlen;
+
+ p += req_pull_string(req, &sess.old.in.user, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.old.in.domain, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.old.in.os, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.old.in.lanman, p, -1, STR_TERMINATE);
+
+ /* call the generic handler */
+ status = sesssetup_backend(req, &sess);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ /* construct reply */
+ req_setup_reply(req, 3, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), sess.old.out.action);
+
+ SSVAL(req->out.hdr, HDR_UID, sess.old.out.vuid);
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+reply to an NT1 style session setup command
+****************************************************************************/
+static void reply_sesssetup_nt1(struct request_context *req)
+{
+ NTSTATUS status;
+ union smb_sesssetup sess;
+ char *p;
+ uint16 passlen1, passlen2;
+
+ sess.nt1.level = RAW_SESSSETUP_NT1;
+
+ /* parse request */
+ sess.nt1.in.bufsize = SVAL(req->in.vwv, VWV(2));
+ sess.nt1.in.mpx_max = SVAL(req->in.vwv, VWV(3));
+ sess.nt1.in.vc_num = SVAL(req->in.vwv, VWV(4));
+ sess.nt1.in.sesskey = IVAL(req->in.vwv, VWV(5));
+ passlen1 = SVAL(req->in.vwv, VWV(7));
+ passlen2 = SVAL(req->in.vwv, VWV(8));
+ sess.nt1.in.capabilities = IVAL(req->in.vwv, VWV(11));
+
+ /* check the request isn't malformed */
+ if (req_data_oob(req, req->in.data, passlen1) ||
+ req_data_oob(req, req->in.data + passlen1, passlen2)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ p = req->in.data;
+ if (!req_pull_blob(req, p, passlen1, &sess.nt1.in.password1)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+ p += passlen1;
+ if (!req_pull_blob(req, p, passlen2, &sess.nt1.in.password2)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+ p += passlen2;
+
+ p += req_pull_string(req, &sess.nt1.in.user, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.nt1.in.domain, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.nt1.in.os, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.nt1.in.lanman, p, -1, STR_TERMINATE);
+
+ /* call the generic handler */
+ status = sesssetup_backend(req, &sess);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ /* construct reply */
+ req_setup_reply(req, 3, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), sess.nt1.out.action);
+
+ SSVAL(req->out.hdr, HDR_UID, sess.nt1.out.vuid);
+
+ req_push_str(req, NULL, sess.nt1.out.os, -1, STR_TERMINATE);
+ req_push_str(req, NULL, sess.nt1.out.lanman, -1, STR_TERMINATE);
+ req_push_str(req, NULL, sess.nt1.out.domain, -1, STR_TERMINATE);
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+reply to an SPNEGO style session setup command
+****************************************************************************/
+static void reply_sesssetup_spnego(struct request_context *req)
+{
+ NTSTATUS status;
+ union smb_sesssetup sess;
+ char *p;
+ uint16 blob_len;
+
+ sess.spnego.level = RAW_SESSSETUP_SPNEGO;
+
+ /* parse request */
+ sess.spnego.in.bufsize = SVAL(req->in.vwv, VWV(2));
+ sess.spnego.in.mpx_max = SVAL(req->in.vwv, VWV(3));
+ sess.spnego.in.vc_num = SVAL(req->in.vwv, VWV(4));
+ sess.spnego.in.sesskey = IVAL(req->in.vwv, VWV(5));
+ blob_len = SVAL(req->in.vwv, VWV(7));
+ sess.spnego.in.capabilities = IVAL(req->in.vwv, VWV(10));
+
+ p = req->in.data;
+ if (!req_pull_blob(req, p, blob_len, &sess.spnego.in.secblob)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+ p += blob_len;
+
+ p += req_pull_string(req, &sess.spnego.in.os, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.spnego.in.lanman, p, -1, STR_TERMINATE);
+ p += req_pull_string(req, &sess.spnego.in.domain, p, -1, STR_TERMINATE);
+
+ /* call the generic handler */
+ status = sesssetup_backend(req, &sess);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ /* construct reply */
+ req_setup_reply(req, 4, sess.spnego.out.secblob.length);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SSVAL(req->out.vwv, VWV(2), sess.spnego.out.action);
+ SSVAL(req->out.vwv, VWV(3), sess.spnego.out.secblob.length);
+
+ SSVAL(req->out.hdr, HDR_UID, sess.spnego.out.vuid);
+
+ memcpy(req->out.data, sess.spnego.out.secblob.data, sess.spnego.out.secblob.length);
+ req_push_str(req, NULL, sess.spnego.out.os, -1, STR_TERMINATE);
+ req_push_str(req, NULL, sess.spnego.out.lanman, -1, STR_TERMINATE);
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+reply to a session setup command
+****************************************************************************/
+void reply_sesssetup(struct request_context *req)
+{
+ switch (req->in.wct) {
+ case 10:
+ /* a pre-NT1 call */
+ reply_sesssetup_old(req);
+ return;
+ case 13:
+ /* a NT1 call */
+ reply_sesssetup_nt1(req);
+ return;
+ case 12:
+ /* a SPNEGO call */
+ reply_sesssetup_spnego(req);
+ return;
+ }
+
+ /* unsupported varient */
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to a SMBulogoffX.
+****************************************************************************/
+void reply_ulogoffX(struct request_context *req)
+{
+ uint16 vuid;
+
+ vuid = SVAL(req->in.hdr, HDR_UID);
+
+ /* in user level security we are supposed to close any files
+ open by this user */
+ if ((vuid != 0) && (lp_security() != SEC_SHARE)) {
+ DEBUG(0,("REWRITE: not closing user files\n"));
+ }
+
+ invalidate_vuid(req->smb, vuid);
+
+ req_setup_reply(req, 2, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+
+ chain_reply(req);
+}
+
+
+/****************************************************************************
+ Reply to an SMBtrans request
+****************************************************************************/
+void reply_trans(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to an SMBtranss2 request
+****************************************************************************/
+void reply_transs2(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+/****************************************************************************
+ Reply to an SMBnttrans request
+****************************************************************************/
+void reply_nttrans(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+/****************************************************************************
+ Reply to an SMBnttranss request
+****************************************************************************/
+void reply_nttranss(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to an SMBfindclose request
+****************************************************************************/
+void reply_findclose(struct request_context *req)
+{
+ NTSTATUS status;
+ union smb_search_close io;
+
+ io.findclose.level = RAW_FINDCLOSE_CLOSE;
+
+ /* parse request */
+ REQ_CHECK_WCT(req, 1);
+
+ io.findclose.in.handle = SVAL(req->in.vwv, VWV(0));
+
+ /* call backend */
+ status = req->conn->ntvfs_ops->search_close(req, &io);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ /* construct reply */
+ req_setup_reply(req, 0, 0);
+
+ req_send_reply(req);
+}
+
+/****************************************************************************
+ Reply to an SMBfindnclose request
+****************************************************************************/
+void reply_findnclose(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+/****************************************************************************
+ Reply to an SMBntcreateX request (async send)
+****************************************************************************/
+static void reply_ntcreate_and_X_send(struct request_context *req)
+{
+ union smb_open *io = req->async.private;
+
+ CHECK_ASYNC_STATUS;
+
+ /* construct reply */
+ req_setup_reply(req, 34, 0);
+
+ SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
+ SSVAL(req->out.vwv, VWV(1), 0);
+ SCVAL(req->out.vwv, VWV(2), io->ntcreatex.out.oplock_level);
+
+ /* the rest of the parameters are not aligned! */
+ SSVAL(req->out.vwv, 5, io->ntcreatex.out.fnum);
+ SIVAL(req->out.vwv, 7, io->ntcreatex.out.create_action);
+ push_nttime(req->out.vwv, 11, &io->ntcreatex.out.create_time);
+ push_nttime(req->out.vwv, 19, &io->ntcreatex.out.access_time);
+ push_nttime(req->out.vwv, 27, &io->ntcreatex.out.write_time);
+ push_nttime(req->out.vwv, 35, &io->ntcreatex.out.change_time);
+ SIVAL(req->out.vwv, 43, io->ntcreatex.out.attrib);
+ SBVAL(req->out.vwv, 47, io->ntcreatex.out.alloc_size);
+ SBVAL(req->out.vwv, 55, io->ntcreatex.out.size);
+ SSVAL(req->out.vwv, 63, io->ntcreatex.out.file_type);
+ SSVAL(req->out.vwv, 65, io->ntcreatex.out.ipc_state);
+ SCVAL(req->out.vwv, 67, io->ntcreatex.out.is_directory);
+
+ chain_reply(req);
+}
+
+/****************************************************************************
+ Reply to an SMBntcreateX request
+****************************************************************************/
+void reply_ntcreate_and_X(struct request_context *req)
+{
+ union smb_open *io;
+ uint16 fname_len;
+
+ /* parse the request */
+ REQ_CHECK_WCT(req, 24);
+ REQ_TALLOC(io, sizeof(*io));
+
+ io->ntcreatex.level = RAW_OPEN_NTCREATEX;
+
+ /* notice that the word parameters are not word aligned, so we don't use VWV() */
+ fname_len = SVAL(req->in.vwv, 5);
+ io->ntcreatex.in.flags = IVAL(req->in.vwv, 7);
+ io->ntcreatex.in.root_fid = IVAL(req->in.vwv, 11);
+ io->ntcreatex.in.access_mask = IVAL(req->in.vwv, 15);
+ io->ntcreatex.in.alloc_size = BVAL(req->in.vwv, 19);
+ io->ntcreatex.in.file_attr = IVAL(req->in.vwv, 27);
+ io->ntcreatex.in.share_access = IVAL(req->in.vwv, 31);
+ io->ntcreatex.in.open_disposition = IVAL(req->in.vwv, 35);
+ io->ntcreatex.in.create_options = IVAL(req->in.vwv, 39);
+ io->ntcreatex.in.impersonation = IVAL(req->in.vwv, 43);
+ io->ntcreatex.in.security_flags = CVAL(req->in.vwv, 47);
+
+ /* we need a neater way to handle this alignment */
+ if ((req->flags2 & FLAGS2_UNICODE_STRINGS) &&
+ ucs2_align(req->in.buffer, req->in.data, STR_TERMINATE|STR_UNICODE)) {
+ fname_len++;
+ }
+
+ req_pull_string(req, &io->ntcreatex.in.fname, req->in.data, fname_len, STR_TERMINATE);
+ if (!io->ntcreatex.in.fname) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ req->async.send_fn = reply_ntcreate_and_X_send;
+ req->async.private = io;
+
+ /* call the backend */
+ req->async.status = req->conn->ntvfs_ops->open(req, io);
+
+ REQ_ASYNC_TAIL;
+}
+
+
+/****************************************************************************
+ Reply to an SMBntcancel request
+****************************************************************************/
+void reply_ntcancel(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+/****************************************************************************
+ Reply to an SMBsends request
+****************************************************************************/
+void reply_sends(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+/****************************************************************************
+ Reply to an SMBsendstrt request
+****************************************************************************/
+void reply_sendstrt(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+/****************************************************************************
+ Reply to an SMBsendend request
+****************************************************************************/
+void reply_sendend(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+/****************************************************************************
+ Reply to an SMBsendtxt request
+****************************************************************************/
+void reply_sendtxt(struct request_context *req)
+{
+ req_reply_error(req, NT_STATUS_FOOBAR);
+}
+
+
+
+/****************************************************************************
+ Reply to a special message - a SMB packet with non zero NBT message type
+****************************************************************************/
+void reply_special(struct request_context *req)
+{
+ uint8 msg_type;
+ char buf[4];
+
+ msg_type = CVAL(req->in.buffer,0);
+
+ SIVAL(buf, 0, 0);
+
+ switch (msg_type) {
+ case 0x81: /* session request */
+ if (req->smb->negotiate.done_nbt_session) {
+ exit_server(req->smb, "multiple session request not permitted");
+ }
+
+ SCVAL(buf,0,0x82);
+ SCVAL(buf,3,0);
+
+ DEBUG(0,("REWRITE: not parsing netbios names in NBT session request!\n"));
+
+ req->smb->negotiate.done_nbt_session = True;
+
+ req->out.buffer = buf;
+ req->out.size = 4;
+ req_send_reply(req);
+ return;
+
+ case 0x89: /* session keepalive request
+ (some old clients produce this?) */
+ SCVAL(buf, 0, SMBkeepalive);
+ SCVAL(buf, 3, 0);
+ req->out.buffer = buf;
+ req->out.size = 4;
+ req_send_reply(req);
+ return;
+
+ case SMBkeepalive:
+ /* session keepalive - swallow it */
+ req_destroy(req);
+ return;
+ }
+
+ DEBUG(0,("Unexpected NBT session packet (%d)\n", msg_type));
+ req_destroy(req);
+}
diff --git a/source4/smbd/request.c b/source4/smbd/request.c
new file mode 100644
index 0000000000..564bb07f90
--- /dev/null
+++ b/source4/smbd/request.c
@@ -0,0 +1,571 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Copyright (C) Andrew Tridgell 2003
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+/*
+ this file implements functions for manipulating the 'struct request_context' structure in smbd
+*/
+
+#include "includes.h"
+
+/* we over allocate the data buffer to prevent too many realloc calls */
+#define REQ_OVER_ALLOCATION 256
+
+/* destroy a request structure */
+void req_destroy(struct request_context *req)
+{
+ /* the request might be marked protected. This is done by the
+ * SMBecho code for example */
+ if (req->control_flags & REQ_CONTROL_PROTECTED) {
+ return;
+ }
+
+ /* ahh, its so nice to destroy a complex structure in such a
+ * simple way! */
+ talloc_destroy(req->mem_ctx);
+}
+
+/****************************************************************************
+construct a basic request packet, mostly used to construct async packets
+such as change notify and oplock break requests
+****************************************************************************/
+struct request_context *init_smb_request(struct server_context *smb)
+{
+ struct request_context *req;
+ TALLOC_CTX *mem_ctx;
+
+ /* each request gets its own talloc context. The request
+ structure itself is also allocated inside this context, so
+ we need to allocate it before we construct the request
+ */
+ mem_ctx = talloc_init("request_context[%d]", smb->socket.pkt_count);
+ if (!mem_ctx) {
+ return NULL;
+ }
+
+ smb->socket.pkt_count++;
+
+ req = talloc(mem_ctx, sizeof(*req));
+ ZERO_STRUCTP(req);
+
+ /* setup the request context */
+ req->smb = smb;
+ req->mem_ctx = mem_ctx;
+
+ return req;
+}
+
+
+/*
+ setup a chained reply in req->out with the given word count and initial data buffer size.
+*/
+static void req_setup_chain_reply(struct request_context *req, unsigned wct, unsigned buflen)
+{
+ uint32 chain_base_size = req->out.size;
+
+ /* we need room for the wct value, the words, the buffer length and the buffer */
+ req->out.size += 1 + VWV(wct) + 2 + buflen;
+
+ /* over allocate by a small amount */
+ req->out.allocated = req->out.size + REQ_OVER_ALLOCATION;
+
+ req->out.buffer = talloc_realloc(req->mem_ctx, req->out.buffer, req->out.allocated);
+ if (!req->out.buffer) {
+ exit_server(req->smb, "allocation failed");
+ }
+
+ req->out.hdr = req->out.buffer + NBT_HDR_SIZE;
+ req->out.vwv = req->out.buffer + chain_base_size + 1;
+ req->out.wct = wct;
+ req->out.data = req->out.vwv + VWV(wct) + 2;
+ req->out.data_size = buflen;
+ req->out.ptr = req->out.data;
+
+ SCVAL(req->out.buffer, chain_base_size, wct);
+ SSVAL(req->out.vwv, VWV(wct), buflen);
+}
+
+
+/*
+ setup a reply in req->out with the given word count and initial data buffer size.
+ the caller will then fill in the command words and data before calling req_send_reply() to
+ send the reply on its way
+*/
+void req_setup_reply(struct request_context *req, unsigned wct, unsigned buflen)
+{
+ if (req->chain_count != 0) {
+ req_setup_chain_reply(req, wct, buflen);
+ return;
+ }
+
+ req->out.size = NBT_HDR_SIZE + MIN_SMB_SIZE + wct*2 + buflen;
+
+ /* over allocate by a small amount */
+ req->out.allocated = req->out.size + REQ_OVER_ALLOCATION;
+
+ req->out.buffer = talloc(req->mem_ctx, req->out.allocated);
+ if (!req->out.buffer) {
+ exit_server(req->smb, "allocation failed");
+ }
+
+ req->out.hdr = req->out.buffer + NBT_HDR_SIZE;
+ req->out.vwv = req->out.hdr + HDR_VWV;
+ req->out.wct = wct;
+ req->out.data = req->out.vwv + VWV(wct) + 2;
+ req->out.data_size = buflen;
+ req->out.ptr = req->out.data;
+
+ SIVAL(req->out.hdr, HDR_RCLS, 0);
+
+ SCVAL(req->out.hdr, HDR_WCT, wct);
+ SSVAL(req->out.vwv, VWV(wct), buflen);
+
+
+ memcpy(req->out.hdr, "\377SMB", 4);
+ SCVAL(req->out.hdr,HDR_FLG, FLAG_REPLY | FLAG_CASELESS_PATHNAMES);
+ SSVAL(req->out.hdr,HDR_FLG2,
+ (req->flags2 & FLAGS2_UNICODE_STRINGS) |
+ FLAGS2_LONG_PATH_COMPONENTS | FLAGS2_32_BIT_ERROR_CODES | FLAGS2_EXTENDED_SECURITY);
+
+ SSVAL(req->out.hdr,HDR_PIDHIGH,0);
+ memset(req->out.hdr + HDR_SS_FIELD, 0, 10);
+
+ if (req->in.hdr) {
+ /* copy the cmd, tid, pid, uid and mid from the request */
+ SCVAL(req->out.hdr,HDR_COM,CVAL(req->in.hdr,HDR_COM));
+ SSVAL(req->out.hdr,HDR_TID,SVAL(req->in.hdr,HDR_TID));
+ SSVAL(req->out.hdr,HDR_PID,SVAL(req->in.hdr,HDR_PID));
+ SSVAL(req->out.hdr,HDR_UID,SVAL(req->in.hdr,HDR_UID));
+ SSVAL(req->out.hdr,HDR_MID,SVAL(req->in.hdr,HDR_MID));
+ } else {
+ SSVAL(req->out.hdr,HDR_TID,0);
+ SSVAL(req->out.hdr,HDR_PID,0);
+ SSVAL(req->out.hdr,HDR_UID,0);
+ SSVAL(req->out.hdr,HDR_MID,0);
+ }
+}
+
+/*
+ work out the maximum data size we will allow for this reply, given
+ the negotiated max_xmit. The basic reply packet must be setup before
+ this call
+
+ note that this is deliberately a signed integer reply
+*/
+int req_max_data(struct request_context *req)
+{
+ int ret;
+ ret = req->smb->negotiate.max_send;
+ ret -= PTR_DIFF(req->out.data, req->out.hdr);
+ if (ret < 0) ret = 0;
+ return ret;
+}
+
+
+/*
+ grow the allocation of the data buffer portion of a reply
+ packet. Note that as this can reallocate the packet buffer this
+ invalidates any local pointers into the packet.
+
+ To cope with this req->out.ptr is supplied. This will be updated to
+ point at the same offset into the packet as before this call
+*/
+static void req_grow_allocation(struct request_context *req, unsigned new_size)
+{
+ int delta;
+ char *buf2;
+
+ delta = new_size - req->out.data_size;
+ if (delta + req->out.size <= req->out.allocated) {
+ /* it fits in the preallocation */
+ return;
+ }
+
+ /* we need to realloc */
+ req->out.allocated = req->out.size + delta + REQ_OVER_ALLOCATION;
+ buf2 = talloc_realloc(req->mem_ctx, req->out.buffer, req->out.allocated);
+ if (buf2 == NULL) {
+ smb_panic("out of memory in req_grow_allocation");
+ }
+
+ if (buf2 == req->out.buffer) {
+ /* the malloc library gave us the same pointer */
+ return;
+ }
+
+ /* update the pointers into the packet */
+ req->out.data = buf2 + PTR_DIFF(req->out.data, req->out.buffer);
+ req->out.ptr = buf2 + PTR_DIFF(req->out.ptr, req->out.buffer);
+ req->out.vwv = buf2 + PTR_DIFF(req->out.vwv, req->out.buffer);
+ req->out.hdr = buf2 + PTR_DIFF(req->out.hdr, req->out.buffer);
+
+ req->out.buffer = buf2;
+}
+
+
+/*
+ grow the data buffer portion of a reply packet. Note that as this
+ can reallocate the packet buffer this invalidates any local pointers
+ into the packet.
+
+ To cope with this req->out.ptr is supplied. This will be updated to
+ point at the same offset into the packet as before this call
+*/
+void req_grow_data(struct request_context *req, unsigned new_size)
+{
+ int delta;
+
+ if (!(req->control_flags & REQ_CONTROL_LARGE) && new_size > req_max_data(req)) {
+ smb_panic("reply buffer too large!");
+ }
+
+ req_grow_allocation(req, new_size);
+
+ delta = new_size - req->out.data_size;
+
+ req->out.size += delta;
+ req->out.data_size += delta;
+
+ /* set the BCC to the new data size */
+ SSVAL(req->out.vwv, VWV(req->out.wct), new_size);
+}
+
+/*
+ send a reply and destroy the request buffer
+
+ note that this only looks at req->out.buffer and req->out.size, allowing manually
+ constructed packets to be sent
+*/
+void req_send_reply(struct request_context *req)
+{
+ if (req->out.size > NBT_HDR_SIZE) {
+ _smb_setlen(req->out.buffer, req->out.size - NBT_HDR_SIZE);
+ }
+
+ if (write_data(req->smb->socket.fd, req->out.buffer, req->out.size) != req->out.size) {
+ smb_panic("failed to send reply\n");
+ }
+
+ req_destroy(req);
+}
+
+
+
+/*
+ construct and send an error packet with a forced DOS error code
+ this is needed to match win2000 behaviour for some parts of the protocol
+*/
+void req_reply_dos_error(struct request_context *req, uint8 eclass, uint16 ecode)
+{
+ /* if the basic packet hasn't been setup yet then do it now */
+ if (req->out.buffer == NULL) {
+ req_setup_reply(req, 0, 0);
+ }
+
+ SCVAL(req->out.hdr, HDR_RCLS, eclass);
+ SSVAL(req->out.hdr, HDR_ERR, ecode);
+
+ SSVAL(req->out.hdr, HDR_FLG2, SVAL(req->out.hdr, HDR_FLG2) & ~FLAGS2_32_BIT_ERROR_CODES);
+
+ req_send_reply(req);
+}
+
+/*
+ construct and send an error packet, then destroy the request
+ auto-converts to DOS error format when appropriate
+*/
+void req_reply_error(struct request_context *req, NTSTATUS status)
+{
+ req_setup_reply(req, 0, 0);
+
+ /* error returns never have any data */
+ req_grow_data(req, 0);
+
+ if (!lp_nt_status_support() || !(req->smb->negotiate.client_caps & CAP_STATUS32)) {
+ /* convert to DOS error codes */
+ uint8 eclass;
+ uint32 ecode;
+ ntstatus_to_dos(status, &eclass, &ecode);
+ req_reply_dos_error(req, eclass, ecode);
+ return;
+ }
+
+ SIVAL(req->out.hdr, HDR_RCLS, NT_STATUS_V(status));
+ SSVAL(req->out.hdr, HDR_FLG2, SVAL(req->out.hdr, HDR_FLG2) | FLAGS2_32_BIT_ERROR_CODES);
+
+ req_send_reply(req);
+}
+
+
+/*
+ push a string into the data portion of the request packet, growing it if necessary
+ this gets quite tricky - please be very careful to cover all cases when modifying this
+
+ if dest is NULL, then put the string at the end of the data portion of the packet
+
+ if dest_len is -1 then no limit applies
+*/
+size_t req_push_str(struct request_context *req, char *dest, const char *str, int dest_len, unsigned flags)
+{
+ size_t len;
+ unsigned grow_size;
+ char *buf0;
+ const int max_bytes_per_char = 3;
+
+ if (!(flags & (STR_ASCII|STR_UNICODE))) {
+ flags |= (req->smb->negotiate.client_caps & CAP_UNICODE) ? STR_UNICODE : STR_ASCII;
+ }
+
+ if (dest == NULL) {
+ dest = req->out.data + req->out.data_size;
+ }
+
+ if (dest_len != -1) {
+ len = dest_len;
+ } else {
+ len = (strlen(str)+2) * max_bytes_per_char;
+ }
+
+ grow_size = len + PTR_DIFF(dest, req->out.data);
+ buf0 = req->out.buffer;
+
+ req_grow_allocation(req, grow_size);
+
+ if (buf0 != req->out.buffer) {
+ dest = req->out.buffer + PTR_DIFF(dest, buf0);
+ }
+
+ len = push_string(req->out.hdr, dest, str, len, flags);
+
+ grow_size = len + PTR_DIFF(dest, req->out.data);
+
+ if (grow_size > req->out.data_size) {
+ req_grow_data(req, grow_size);
+ }
+
+ return len;
+}
+
+
+/*
+ pull a UCS2 string from a request packet, returning a talloced unix string
+
+ the string length is limited by the 3 things:
+ - the data size in the request (end of packet)
+ - the passed 'byte_len' if it is not -1
+ - the end of string (null termination)
+
+ Note that 'byte_len' is the number of bytes in the packet
+
+ on failure zero is returned and *dest is set to NULL, otherwise the number
+ of bytes consumed in the packet is returned
+*/
+static size_t req_pull_ucs2(struct request_context *req, const char **dest, const char *src, int byte_len, unsigned flags)
+{
+ int src_len, src_len2, alignment=0;
+ ssize_t ret;
+
+ if (!(flags & STR_NOALIGN) && ucs2_align(req->in.buffer, src, flags)) {
+ src++;
+ alignment=1;
+ if (byte_len != -1) {
+ byte_len--;
+ }
+ }
+
+ if (flags & STR_NO_RANGE_CHECK) {
+ src_len = byte_len;
+ } else {
+ src_len = req->in.data_size - PTR_DIFF(src, req->in.data);
+ if (src_len < 0) {
+ *dest = NULL;
+ return 0;
+ }
+
+ if (byte_len != -1 && src_len > byte_len) {
+ src_len = byte_len;
+ }
+ }
+
+ src_len2 = strnlen_w((const smb_ucs2_t *)src, src_len/2) * 2;
+
+ if (src_len2 <= src_len - 2) {
+ /* include the termination if we didn't reach the end of the packet */
+ src_len2 += 2;
+ }
+
+ ret = convert_string_talloc(req->mem_ctx, CH_UCS2, CH_UNIX, src, src_len2, (const void **)dest);
+
+ if (ret == -1) {
+ *dest = NULL;
+ return 0;
+ }
+
+ return src_len2 + alignment;
+}
+
+/*
+ pull a ascii string from a request packet, returning a talloced string
+
+ the string length is limited by the 3 things:
+ - the data size in the request (end of packet)
+ - the passed 'byte_len' if it is not -1
+ - the end of string (null termination)
+
+ Note that 'byte_len' is the number of bytes in the packet
+
+ on failure zero is returned and *dest is set to NULL, otherwise the number
+ of bytes consumed in the packet is returned
+*/
+static size_t req_pull_ascii(struct request_context *req, const char **dest, const char *src, int byte_len, unsigned flags)
+{
+ int src_len, src_len2;
+ ssize_t ret;
+
+ if (flags & STR_NO_RANGE_CHECK) {
+ src_len = byte_len;
+ } else {
+ src_len = req->in.data_size - PTR_DIFF(src, req->in.data);
+ if (src_len < 0) {
+ *dest = NULL;
+ return 0;
+ }
+ if (byte_len != -1 && src_len > byte_len) {
+ src_len = byte_len;
+ }
+ }
+
+ src_len2 = strnlen(src, src_len);
+ if (src_len2 <= src_len - 1) {
+ /* include the termination if we didn't reach the end of the packet */
+ src_len2++;
+ }
+
+ ret = convert_string_talloc(req->mem_ctx, CH_DOS, CH_UNIX, src, src_len2, (const void **)dest);
+
+ if (ret == -1) {
+ *dest = NULL;
+ return 0;
+ }
+
+ return src_len2;
+}
+
+/*
+ pull a string from a request packet, returning a talloced string
+
+ the string length is limited by the 3 things:
+ - the data size in the request (end of packet)
+ - the passed 'byte_len' if it is not -1
+ - the end of string (null termination)
+
+ Note that 'byte_len' is the number of bytes in the packet
+
+ on failure zero is returned and *dest is set to NULL, otherwise the number
+ of bytes consumed in the packet is returned
+*/
+size_t req_pull_string(struct request_context *req, const char **dest, const char *src, int byte_len, unsigned flags)
+{
+ if (!(flags & STR_ASCII) &&
+ ((flags & STR_UNICODE || (req->flags2 & FLAGS2_UNICODE_STRINGS)))) {
+ return req_pull_ucs2(req, dest, src, byte_len, flags);
+ }
+
+ return req_pull_ascii(req, dest, src, byte_len, flags);
+}
+
+
+/*
+ pull a ASCII4 string buffer from a request packet, returning a talloced string
+
+ an ASCII4 buffer is a null terminated string that has a prefix
+ of the character 0x4. It tends to be used in older parts of the protocol.
+
+ on failure *dest is set to the zero length string. This seems to
+ match win2000 behaviour
+*/
+size_t req_pull_ascii4(struct request_context *req, const char **dest, const char *src, unsigned flags)
+{
+ ssize_t ret;
+
+ if (PTR_DIFF(src, req->in.data) + 1 > req->in.data_size) {
+ /* win2000 treats this as the NULL string! */
+ (*dest) = talloc_strdup(req->mem_ctx, "");
+ return 0;
+ }
+
+ /* this consumes the 0x4 byte. We don't check whether the byte
+ is actually 0x4 or not. This matches win2000 server
+ behaviour */
+ src++;
+
+ ret = req_pull_string(req, dest, src, -1, flags);
+ if (ret == -1) {
+ (*dest) = talloc_strdup(req->mem_ctx, "");
+ return 1;
+ }
+
+ return ret + 1;
+}
+
+/*
+ pull a DATA_BLOB from a request packet, returning a talloced blob
+
+ return False if any part is outside the data portion of the packet
+*/
+BOOL req_pull_blob(struct request_context *req, const char *src, int len, DATA_BLOB *blob)
+{
+ if (len != 0 && req_data_oob(req, src, len)) {
+ return False;
+ }
+
+ (*blob) = data_blob_talloc(req->mem_ctx, src, len);
+
+ return True;
+}
+
+/* check that a lump of data in a request is within the bounds of the data section of
+ the packet */
+BOOL req_data_oob(struct request_context *req, const char *ptr, uint32 count)
+{
+ if (count == 0) {
+ return False;
+ }
+
+ /* be careful with wraparound! */
+ if (ptr < req->in.data ||
+ ptr >= req->in.data + req->in.data_size ||
+ count > req->in.data_size ||
+ ptr + count > req->in.data + req->in.data_size) {
+ return True;
+ }
+ return False;
+}
+
+
+/*
+ pull an open file handle from a packet, taking account of the chained_fnum
+*/
+uint16 req_fnum(struct request_context *req, const char *base, unsigned offset)
+{
+ if (req->chained_fnum != -1) {
+ return req->chained_fnum;
+ }
+ return SVAL(base, offset);
+}
diff --git a/source4/smbd/rewrite.c b/source4/smbd/rewrite.c
new file mode 100644
index 0000000000..c2f08e0236
--- /dev/null
+++ b/source4/smbd/rewrite.c
@@ -0,0 +1,82 @@
+#include "includes.h"
+
+/*
+
+ this is a set of temporary stub functions used during the core smbd rewrite.
+ This file will need to go away before the rewrite is complete
+*/
+
+void mangle_reset_cache(void)
+{}
+
+void reset_stat_cache(void)
+{}
+
+
+BOOL set_current_service(void *conn, BOOL x)
+{ return True; }
+
+void change_to_root_user(void)
+{}
+
+void load_printers(void)
+{}
+
+void file_init(void)
+{}
+
+void init_rpc_pipe_hnd(void)
+{}
+
+BOOL init_oplocks(void)
+{ return True; }
+
+BOOL init_change_notify(void)
+{ return True; }
+
+
+BOOL pcap_printername_ok(const char *service, char *foo)
+{ return True; }
+
+void become_root(void)
+{}
+
+void unbecome_root(void)
+{}
+
+BOOL namecache_enable(void)
+{ return True; }
+
+BOOL locking_init(int read_only)
+{ return True; }
+
+BOOL share_info_db_init(void)
+{ return True; }
+
+BOOL init_registry(void)
+{ return True; }
+
+BOOL share_access_check(struct request_context *req, struct tcon_context *conn, int snum, uint32 desired_access)
+{ return True; }
+
+BOOL init_names(void)
+{ return True; }
+
+BOOL uid_to_sid(DOM_SID *sid, uid_t uid)
+{
+ *sid = *get_global_sam_sid();
+ sid_append_rid(sid, uid*2);
+ return True;
+}
+
+BOOL gid_to_sid(DOM_SID *sid, gid_t gid)
+{
+ *sid = *get_global_sam_sid();
+ sid_append_rid(sid, gid*2 + 1);
+ return True;
+}
+
+
+BOOL become_user_permanently(uid_t uid, gid_t gid)
+{ return True; }
+
diff --git a/source4/smbd/server.c b/source4/smbd/server.c
new file mode 100644
index 0000000000..e33a13e75d
--- /dev/null
+++ b/source4/smbd/server.c
@@ -0,0 +1,340 @@
+/*
+ Unix SMB/CIFS implementation.
+ Main SMB server routines
+ Copyright (C) Andrew Tridgell 1992-1998
+ Copyright (C) Martin Pool 2002
+ Copyright (C) Jelmer Vernooij 2002
+ Copyright (C) James J Myers 2003 <myersjj@samba.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+
+/*
+ called on a fatal error that should cause this server to terminate
+*/
+void exit_server(struct server_context *smb, const char *reason)
+{
+ smb->model_ops->terminate_connection(smb, reason);
+}
+
+
+/*
+ add a socket address to the list of events, one event per port
+*/
+static void add_socket(struct event_context *events,
+ struct model_ops *model_ops,
+ struct in_addr *ifip)
+{
+ char *ports = lp_smb_ports();
+ char *ptr, *tok;
+ const char *delim = ", ";
+
+ for (tok=strtok_r(ports, delim, &ptr);
+ tok;
+ tok=strtok_r(NULL, delim, &ptr)) {
+ unsigned port = atoi(tok);
+ struct fd_event fde;
+
+ if (port == 0) continue;
+
+ fde.fd = open_socket_in(SOCK_STREAM, port, 0, ifip->s_addr, True);
+ if (fde.fd == -1) {
+ DEBUG(0,("Failed to open socket on %s:%u - %s\n",
+ inet_ntoa(*ifip), port, strerror(errno)));
+ continue;
+ }
+
+ /* ready to listen */
+ set_socket_options(fde.fd, "SO_KEEPALIVE");
+ set_socket_options(fde.fd, lp_socket_options());
+
+ if (listen(fde.fd, 10) == -1) {
+ DEBUG(0,("Failed to listen on %s:%d - %s\n",
+ inet_ntoa(*ifip), port, strerror(errno)));
+ close(fde.fd);
+ continue;
+ }
+
+ /* we are only interested in read events on the listen socket */
+ fde.flags = EVENT_FD_READ;
+ fde.private = model_ops;
+ fde.handler = model_ops->accept_connection;
+
+ event_add_fd(events, &fde);
+ }
+}
+
+/****************************************************************************
+ Open the socket communication.
+****************************************************************************/
+static void open_sockets_smbd(struct event_context *events,
+ struct model_ops *model_ops)
+{
+ if (lp_interfaces() && lp_bind_interfaces_only()) {
+ int num_interfaces = iface_count();
+ int i;
+
+ /* We have been given an interfaces line, and been
+ told to only bind to those interfaces. Create a
+ socket per interface and bind to only these.
+ */
+ for(i = 0; i < num_interfaces; i++) {
+ struct in_addr *ifip = iface_n_ip(i);
+
+ if (ifip == NULL) {
+ DEBUG(0,("open_sockets_smbd: interface %d has NULL IP address !\n", i));
+ continue;
+ }
+
+ add_socket(events, model_ops, ifip);
+ }
+ } else {
+ TALLOC_CTX *mem_ctx = talloc_init("open_sockets_smbd");
+
+ struct in_addr *ifip = interpret_addr2(mem_ctx, lp_socket_address());
+ /* Just bind to lp_socket_address() (usually 0.0.0.0) */
+ if (!mem_ctx) {
+ smb_panic("No memory");
+ }
+ add_socket(events, model_ops, ifip);
+ talloc_destroy(mem_ctx);
+ }
+}
+
+/****************************************************************************
+ Reload the services file.
+**************************************************************************/
+BOOL reload_services(struct server_context *smb, BOOL test)
+{
+ BOOL ret;
+
+ if (lp_loaded()) {
+ pstring fname;
+ pstrcpy(fname,lp_configfile());
+ if (file_exist(fname, NULL) &&
+ !strcsequal(fname, dyn_CONFIGFILE)) {
+ pstrcpy(dyn_CONFIGFILE, fname);
+ test = False;
+ }
+ }
+
+ reopen_logs();
+
+ if (test && !lp_file_list_changed())
+ return(True);
+
+ if (smb) {
+ lp_killunused(smb, conn_snum_used);
+ }
+
+ ret = lp_load(dyn_CONFIGFILE, False, False, True);
+
+ load_printers();
+
+ /* perhaps the config filename is now set */
+ if (!test)
+ reload_services(smb, True);
+
+ reopen_logs();
+
+ load_interfaces();
+
+ mangle_reset_cache();
+ reset_stat_cache();
+
+ /* this forces service parameters to be flushed */
+ set_current_service(NULL,True);
+
+ return(ret);
+}
+
+/****************************************************************************
+ Initialise connect, service and file structs.
+****************************************************************************/
+static BOOL init_structs(void)
+{
+ init_names();
+ file_init();
+ init_rpc_pipe_hnd();
+ secrets_init();
+
+ /* we want to re-seed early to prevent time delays causing
+ client problems at a later date. (tridge) */
+ generate_random_buffer(NULL, 0, False);
+
+ return True;
+}
+
+
+/*
+ setup the events for the chosen process model
+*/
+static void setup_process_model(struct event_context *events,
+ const char *model)
+{
+ struct model_ops *ops;
+
+ process_model_init();
+
+ ops = process_model_byname(model);
+ if (!ops) {
+ DEBUG(0,("Unknown process model '%s'\n", model));
+ exit(-1);
+ }
+
+ ops->model_startup();
+
+ /* now setup the listening sockets, adding
+ event handlers to the events structure */
+ open_sockets_smbd(events, ops);
+}
+
+/****************************************************************************
+ main program.
+****************************************************************************/
+ int main(int argc,const char *argv[])
+{
+ BOOL is_daemon = False;
+ BOOL interactive = False;
+ BOOL Fork = True;
+ BOOL log_stdout = False;
+ int opt;
+ poptContext pc;
+ struct event_context *events;
+ const char *model = "standard";
+ struct poptOption long_options[] = {
+ POPT_AUTOHELP
+ {"daemon", 'D', POPT_ARG_VAL, &is_daemon, True, "Become a daemon (default)" },
+ {"interactive", 'i', POPT_ARG_VAL, &interactive, True, "Run interactive (not a daemon)"},
+ {"foreground", 'F', POPT_ARG_VAL, &Fork, False, "Run daemon in foreground (for daemontools & etc)" },
+ {"log-stdout", 'S', POPT_ARG_VAL, &log_stdout, True, "Log to stdout" },
+ {"build-options", 'b', POPT_ARG_NONE, NULL, 'b', "Print build options" },
+ {"port", 'p', POPT_ARG_STRING, NULL, 0, "Listen on the specified ports"},
+ {"model", 'M', POPT_ARG_STRING, &model, 0, "select process model"},
+ POPT_COMMON_SAMBA
+ { NULL }
+ };
+
+ pc = poptGetContext("smbd", argc, argv, long_options, 0);
+
+ while((opt = poptGetNextOpt(pc)) != -1) {
+ switch (opt) {
+ case 'b':
+ /* Display output to screen as well as debug */
+ build_options(True);
+ exit(0);
+ break;
+ case 'p':
+ lp_set_cmdline("smb ports", poptGetOptArg(pc));
+ break;
+ }
+ }
+ poptFreeContext(pc);
+
+ events = event_context_init();
+
+ load_case_tables();
+
+ if (interactive) {
+ Fork = False;
+ log_stdout = True;
+ }
+
+ if (log_stdout && Fork) {
+ DEBUG(0,("ERROR: Can't log to stdout (-S) unless daemon is in foreground (-F) or interactive (-i)\n"));
+ exit(1);
+ }
+ setup_logging(argv[0], log_stdout);
+
+ fault_setup((void (*)(void *))exit_server);
+
+ /* we are never interested in SIGPIPE */
+ BlockSignals(True,SIGPIPE);
+
+#if defined(SIGFPE)
+ /* we are never interested in SIGFPE */
+ BlockSignals(True,SIGFPE);
+#endif
+
+#if defined(SIGUSR2)
+ /* We are no longer interested in USR2 */
+ BlockSignals(True,SIGUSR2);
+#endif
+
+ /* POSIX demands that signals are inherited. If the invoking process has
+ * these signals masked, we will have problems, as we won't recieve them. */
+ BlockSignals(False, SIGHUP);
+ BlockSignals(False, SIGUSR1);
+ BlockSignals(False, SIGTERM);
+
+ /* we want total control over the permissions on created files,
+ so set our umask to 0 */
+ umask(0);
+
+ reopen_logs();
+
+ DEBUG(0,("smbd version %s started.\n", SAMBA_VERSION));
+ DEBUGADD(0,("Copyright Andrew Tridgell and the Samba Team 1992-2003\n"));
+
+ /* Output the build options to the debug log */
+ build_options(False);
+
+ if (sizeof(uint16) < 2 || sizeof(uint32) < 4) {
+ DEBUG(0,("ERROR: Samba is not configured correctly for the word size on your machine\n"));
+ exit(1);
+ }
+ DEBUG(0,("Using %s process model\n", model));
+
+ if (!reload_services(NULL, False))
+ return(-1);
+
+ init_structs();
+
+ if (!is_daemon && !is_a_socket(0)) {
+ if (!interactive)
+ DEBUG(0,("standard input is not a socket, assuming -D option\n"));
+
+ /*
+ * Setting is_daemon here prevents us from eventually calling
+ * the open_sockets_inetd()
+ */
+
+ is_daemon = True;
+ }
+
+ if (is_daemon && !interactive) {
+ DEBUG(3,("Becoming a daemon.\n"));
+ become_daemon(Fork);
+ }
+
+ if (!directory_exist(lp_lockdir(), NULL)) {
+ mkdir(lp_lockdir(), 0755);
+ }
+
+ if (is_daemon) {
+ pidfile_create("smbd");
+ }
+
+ register_msg_pool_usage();
+ register_dmalloc_msgs();
+
+ setup_process_model(events, model);
+
+ /* wait for events */
+ return event_loop_wait(events);
+}
diff --git a/source4/smbd/service.c b/source4/smbd/service.c
new file mode 100644
index 0000000000..d219e6cee0
--- /dev/null
+++ b/source4/smbd/service.c
@@ -0,0 +1,339 @@
+/*
+ Unix SMB/CIFS implementation.
+ service (connection) handling
+ Copyright (C) Andrew Tridgell 1992-2003
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+
+/****************************************************************************
+ Add a home service. Returns the new service number or -1 if fail.
+****************************************************************************/
+int add_home_service(const char *service, const char *username, const char *homedir)
+{
+ int iHomeService;
+
+ if (!service || !homedir)
+ return -1;
+
+ if ((iHomeService = lp_servicenumber(HOMES_NAME)) < 0)
+ return -1;
+
+ /*
+ * If this is a winbindd provided username, remove
+ * the domain component before adding the service.
+ * Log a warning if the "path=" parameter does not
+ * include any macros.
+ */
+
+ {
+ const char *p = strchr(service,*lp_winbind_separator());
+
+ /* We only want the 'user' part of the string */
+ if (p) {
+ service = p + 1;
+ }
+ }
+
+ if (!lp_add_home(service, iHomeService, username, homedir)) {
+ return -1;
+ }
+
+ return lp_servicenumber(service);
+
+}
+
+
+/**
+ * Find a service entry. service is always in dos codepage.
+ *
+ * @param service is modified (to canonical form??)
+ **/
+static int find_service(const char *service)
+{
+ int iService;
+
+ iService = lp_servicenumber(service);
+
+ /* now handle the special case of a home directory */
+ if (iService == -1) {
+ char *phome_dir = get_user_home_dir(service);
+
+ if(!phome_dir) {
+ /*
+ * Try mapping the servicename, it may
+ * be a Windows to unix mapped user name.
+ */
+/* REWRITE:
+ if (map_username(service))
+ phome_dir = get_user_home_dir(service);
+*/
+ }
+
+ DEBUG(3,("checking for home directory %s gave %s\n",service,
+ phome_dir?phome_dir:"(NULL)"));
+
+ iService = add_home_service(service,service /* 'username' */, phome_dir);
+ }
+
+ /* If we still don't have a service, attempt to add it as a printer. */
+ if (iService == -1) {
+ int iPrinterService;
+
+ if ((iPrinterService = lp_servicenumber(PRINTERS_NAME)) >= 0) {
+ char *pszTemp;
+
+ DEBUG(3,("checking whether %s is a valid printer name...\n", service));
+ pszTemp = lp_printcapname();
+ if ((pszTemp != NULL) && pcap_printername_ok(service, pszTemp)) {
+ DEBUG(3,("%s is a valid printer name\n", service));
+ DEBUG(3,("adding %s as a printer service\n", service));
+ lp_add_printer(service, iPrinterService);
+ iService = lp_servicenumber(service);
+ if (iService < 0)
+ DEBUG(0,("failed to add %s as a printer service!\n", service));
+ } else {
+ DEBUG(3,("%s is not a valid printer name\n", service));
+ }
+ }
+ }
+
+ /* Check for default vfs service? Unsure whether to implement this */
+ if (iService == -1) {
+ }
+
+ /* just possibly it's a default service? */
+ if (iService == -1) {
+ char *pdefservice = lp_defaultservice();
+ if (pdefservice && *pdefservice &&
+ !strequal(pdefservice,service) &&
+ !strstr(service,"..")) {
+ /*
+ * We need to do a local copy here as lp_defaultservice()
+ * returns one of the rotating lp_string buffers that
+ * could get overwritten by the recursive find_service() call
+ * below. Fix from Josef Hinteregger <joehtg@joehtg.co.at>.
+ */
+ pstring defservice;
+ pstrcpy(defservice, pdefservice);
+ iService = find_service(defservice);
+ if (iService >= 0) {
+ /* REWRITE: all_string_sub(service, "_","/",0); */
+ iService = lp_add_service(service, iService);
+ }
+ }
+ }
+
+ if (iService >= 0 && !VALID_SNUM(iService)) {
+ DEBUG(0,("Invalid snum %d for %s\n",iService, service));
+ iService = -1;
+ }
+
+ if (iService == -1) {
+ DEBUG(3,("find_service() failed to find service %s\n", service));
+ }
+
+ return iService;
+}
+
+
+/****************************************************************************
+ Make a connection, given the snum to connect to, and the vuser of the
+ connecting user if appropriate.
+****************************************************************************/
+static NTSTATUS make_connection_snum(struct request_context *req,
+ int snum, enum ntvfs_type type,
+ DATA_BLOB password,
+ const char *dev)
+{
+ struct tcon_context *conn;
+ NTSTATUS status;
+
+ conn = conn_new(req->smb);
+ if (!conn) {
+ DEBUG(0,("Couldn't find free connection.\n"));
+ return NT_STATUS_INSUFFICIENT_RESOURCES;
+ }
+ req->conn = conn;
+
+ conn->service = snum;
+ conn->type = type;
+
+ /*
+ * New code to check if there's a share security descripter
+ * added from NT server manager. This is done after the
+ * smb.conf checks are done as we need a uid and token. JRA.
+ *
+ */
+
+ if (!share_access_check(req, conn, snum, SA_RIGHT_FILE_WRITE_DATA)) {
+ if (!share_access_check(req, conn, snum, SA_RIGHT_FILE_READ_DATA)) {
+ /* No access, read or write. */
+ DEBUG(0,( "make_connection: connection to %s denied due to security descriptor.\n",
+ lp_servicename(snum)));
+ conn_free(req->smb, conn);
+ return NT_STATUS_ACCESS_DENIED;
+ } else {
+ conn->read_only = True;
+ }
+ }
+
+ /* check number of connections */
+ if (!claim_connection(conn,
+ lp_servicename(SNUM(conn)),
+ lp_max_connections(SNUM(conn)),
+ False,0)) {
+ DEBUG(1,("too many connections - rejected\n"));
+ conn_free(req->smb, conn);
+ return NT_STATUS_INSUFFICIENT_RESOURCES;
+ }
+
+ /* init ntvfs function pointers */
+ status = ntvfs_init_connection(req);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0, ("ntvfs_init_connection failed for service %s\n", lp_servicename(SNUM(conn))));
+ conn_free(req->smb, conn);
+ return status;
+ }
+
+ /* Invoke NTVFS connection hook */
+ if (conn->ntvfs_ops->connect) {
+ status = conn->ntvfs_ops->connect(req, lp_servicename(snum));
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0,("make_connection: NTVFS make connection failed!\n"));
+ conn_free(req->smb, conn);
+ return status;
+ }
+ }
+
+ return NT_STATUS_OK;
+}
+
+/****************************************************************************
+ Make a connection to a service.
+ *
+ * @param service
+****************************************************************************/
+static NTSTATUS make_connection(struct request_context *req,
+ const char *service, DATA_BLOB password,
+ const char *dev, uint16 vuid)
+{
+ int snum;
+ enum ntvfs_type type;
+ const char *type_str;
+
+ /* the service might be of the form \\SERVER\SHARE. Should we put
+ the server name we get from this somewhere? */
+ if (strncmp(service, "\\\\", 2) == 0) {
+ char *p = strchr(service+2, '\\');
+ if (p) {
+ service = p + 1;
+ }
+ }
+
+ snum = find_service(service);
+
+ if (snum == -1) {
+ DEBUG(0,("%s couldn't find service %s\n",
+ sub_get_remote_machine(), service));
+ return NT_STATUS_BAD_NETWORK_NAME;
+ }
+
+ /* work out what sort of connection this is */
+ if (strcmp(lp_fstype(snum), "IPC") == 0) {
+ type = NTVFS_IPC;
+ type_str = "IPC";
+ } else if (lp_print_ok(snum)) {
+ type = NTVFS_PRINT;
+ type_str = "LPT:";
+ } else {
+ type = NTVFS_DISK;
+ type_str = "A:";
+ }
+
+ if (strcmp(dev, "?????") != 0 && strcasecmp(type_str, dev) != 0) {
+ /* the client gave us the wrong device type */
+ return NT_STATUS_BAD_DEVICE_TYPE;
+ }
+
+ return make_connection_snum(req, snum, type, password, dev);
+}
+
+/****************************************************************************
+close a cnum
+****************************************************************************/
+void close_cnum(struct tcon_context *conn)
+{
+ DEBUG(3, ("%s (%s) closed connection to service %s\n",
+ sub_get_remote_machine(),conn->smb->socket.client_addr,
+ lp_servicename(SNUM(conn))));
+
+ yield_connection(conn, lp_servicename(SNUM(conn)));
+
+ /* tell the ntvfs backend that we are disconnecting */
+ conn->ntvfs_ops->disconnect(conn);
+
+ conn_free(conn->smb, conn);
+}
+
+
+
+/*
+ backend for tree connect call
+*/
+NTSTATUS tcon_backend(struct request_context *req, union smb_tcon *con)
+{
+ NTSTATUS status;
+
+ /* can only do bare tcon in share level security */
+ if (req->user_ctx == NULL && lp_security() != SEC_SHARE) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ if (con->generic.level == RAW_TCON_TCON) {
+ DATA_BLOB password;
+ password = data_blob(con->tcon.in.password, strlen(con->tcon.in.password) + 1);
+
+ status = make_connection(req, con->tcon.in.service, password, con->tcon.in.dev, req->user_ctx->vuid);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ con->tcon.out.max_xmit = req->smb->negotiate.max_recv;
+ con->tcon.out.cnum = req->conn->cnum;
+
+ return status;
+ }
+
+ status = make_connection(req, con->tconx.in.path, con->tconx.in.password,
+ con->tconx.in.device, req->user_ctx->vuid);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ con->tconx.out.cnum = req->conn->cnum;
+ con->tconx.out.dev_type = talloc_strdup(req->mem_ctx, req->conn->dev_type);
+ con->tconx.out.fs_type = talloc_strdup(req->mem_ctx, req->conn->fs_type);
+ con->tconx.out.options = SMB_SUPPORT_SEARCH_BITS | (lp_csc_policy(req->conn->service) << 2);
+ if (lp_msdfs_root(req->conn->service) && lp_host_msdfs()) {
+ con->tconx.out.options |= SMB_SHARE_IN_DFS;
+ }
+
+ return status;
+}
diff --git a/source4/smbd/session.c b/source4/smbd/session.c
new file mode 100644
index 0000000000..7f85fca2ac
--- /dev/null
+++ b/source4/smbd/session.c
@@ -0,0 +1,42 @@
+/*
+ Unix SMB/CIFS implementation.
+ session handling for utmp and PAM
+ Copyright (C) tridge@samba.org 2001
+ Copyright (C) abartlet@pcug.org.au 2001
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+/* a "session" is claimed when we do a SessionSetupX operation
+ and is yielded when the corresponding vuid is destroyed.
+
+ sessions are used to populate utmp and PAM session structures
+*/
+
+#include "includes.h"
+
+/* called when a session is created */
+BOOL session_claim(struct server_context *smb, user_struct *vuser)
+{
+ DEBUG(0,("rewrite: Not doing session claim\n"));
+ return True;
+}
+
+/* called when a session is destroyed */
+void session_yield(user_struct *vuser)
+{
+ DEBUG(0,("rewrite: Not doing session yield\n"));
+}
+
diff --git a/source4/smbd/sesssetup.c b/source4/smbd/sesssetup.c
new file mode 100644
index 0000000000..c1ea446c3c
--- /dev/null
+++ b/source4/smbd/sesssetup.c
@@ -0,0 +1,149 @@
+/*
+ Unix SMB/CIFS implementation.
+ handle SMBsessionsetup
+ Copyright (C) Andrew Tridgell 1998-2001
+ Copyright (C) Andrew Bartlett 2001
+ Copyright (C) Jim McDonough 2002
+ Copyright (C) Luke Howard 2003
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+/*
+ setup the OS, Lanman and domain portions of a session setup reply
+*/
+static void sesssetup_common_strings(struct request_context *req,
+ char **os, char **lanman, char **domain)
+{
+ (*os) = talloc_asprintf(req->mem_ctx, "Unix");
+ (*lanman) = talloc_asprintf(req->mem_ctx, "Samba %s", SAMBA_VERSION);
+ (*domain) = talloc_asprintf(req->mem_ctx, "%s", lp_workgroup());
+}
+
+
+/*
+ handler for old style session setup
+*/
+static NTSTATUS sesssetup_old(struct request_context *req, union smb_sesssetup *sess)
+{
+ NTSTATUS status;
+ auth_usersupplied_info *user_info = NULL;
+ auth_serversupplied_info *server_info = NULL;
+ DATA_BLOB null_blob;
+
+ if (!req->smb->negotiate.done_sesssetup) {
+ req->smb->negotiate.max_send = sess->old.in.bufsize;
+ }
+
+ null_blob.length = 0;
+
+ status = make_user_info_for_reply_enc(&user_info,
+ sess->old.in.user, sess->old.in.domain,
+ sess->old.in.password,
+ null_blob);
+ if (!NT_STATUS_IS_OK(status)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ status = req->smb->negotiate.auth_context->check_ntlm_password(req->smb->negotiate.auth_context,
+ user_info,
+ &server_info);
+ if (!NT_STATUS_IS_OK(status)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ sess->old.out.action = 0;
+ sess->old.out.vuid = register_vuid(req->smb, server_info, sess->old.in.user);
+ sesssetup_common_strings(req,
+ &sess->old.out.os,
+ &sess->old.out.lanman,
+ &sess->old.out.domain);
+
+ return NT_STATUS_OK;
+}
+
+
+/*
+ handler for NT1 style session setup
+*/
+static NTSTATUS sesssetup_nt1(struct request_context *req, union smb_sesssetup *sess)
+{
+ NTSTATUS status;
+ auth_usersupplied_info *user_info = NULL;
+ auth_serversupplied_info *server_info = NULL;
+
+ if (!req->smb->negotiate.done_sesssetup) {
+ req->smb->negotiate.max_send = sess->nt1.in.bufsize;
+ req->smb->negotiate.client_caps = sess->nt1.in.capabilities;
+ }
+
+ status = make_user_info_for_reply_enc(&user_info,
+ sess->nt1.in.user, sess->nt1.in.domain,
+ sess->nt1.in.password1,
+ sess->nt1.in.password2);
+ if (!NT_STATUS_IS_OK(status)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ status = req->smb->negotiate.auth_context->check_ntlm_password(req->smb->negotiate.auth_context,
+ user_info,
+ &server_info);
+ if (!NT_STATUS_IS_OK(status)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ sess->nt1.out.action = 0;
+ sess->nt1.out.vuid = register_vuid(req->smb, server_info, sess->old.in.user);
+ sesssetup_common_strings(req,
+ &sess->nt1.out.os,
+ &sess->nt1.out.lanman,
+ &sess->nt1.out.domain);
+
+ return NT_STATUS_OK;
+}
+
+
+/*
+ handler for SPNEGO style session setup
+*/
+static NTSTATUS sesssetup_spnego(struct request_context *req, union smb_sesssetup *sess)
+{
+ /* defer this one for now */
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+ backend for sessionsetup call - this takes all 3 varients of the call
+*/
+NTSTATUS sesssetup_backend(struct request_context *req,
+ union smb_sesssetup *sess)
+{
+ switch (sess->generic.level) {
+ case RAW_SESSSETUP_OLD:
+ return sesssetup_old(req, sess);
+ case RAW_SESSSETUP_NT1:
+ return sesssetup_nt1(req, sess);
+ case RAW_SESSSETUP_SPNEGO:
+ return sesssetup_spnego(req, sess);
+ }
+
+ req->smb->negotiate.done_sesssetup = True;
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+
diff --git a/source4/smbd/tcon.c b/source4/smbd/tcon.c
new file mode 100644
index 0000000000..b28b04f643
--- /dev/null
+++ b/source4/smbd/tcon.c
@@ -0,0 +1,3 @@
+
+
+
diff --git a/source4/smbd/trans2.c b/source4/smbd/trans2.c
new file mode 100644
index 0000000000..b26dbd505a
--- /dev/null
+++ b/source4/smbd/trans2.c
@@ -0,0 +1,1343 @@
+/*
+ Unix SMB/CIFS implementation.
+ transaction2 handling
+ Copyright (C) Andrew Tridgell 2003
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+/*
+ This file handles the parsing of transact2 requests
+*/
+
+#include "includes.h"
+
+
+#define CHECK_MIN_BLOB_SIZE(blob, size) do { \
+ if ((blob)->length < (size)) { \
+ return NT_STATUS_INFO_LENGTH_MISMATCH; \
+ }} while (0)
+
+/* grow the data allocation size of a trans2 reply - this guarantees
+ that requests to grow the data size later will not change the
+ pointer */
+static void trans2_grow_data_allocation(struct request_context *req,
+ struct smb_trans2 *trans,
+ uint16 new_size)
+{
+ if (new_size <= trans->out.data.length) {
+ return;
+ }
+ trans->out.data.data = talloc_realloc(req->mem_ctx, trans->out.data.data, new_size);
+}
+
+
+/* grow the data size of a trans2 reply */
+static void trans2_grow_data(struct request_context *req,
+ struct smb_trans2 *trans,
+ uint16 new_size)
+{
+ trans2_grow_data_allocation(req, trans, new_size);
+ trans->out.data.length = new_size;
+}
+
+/* grow the data, zero filling any new bytes */
+static void trans2_grow_data_fill(struct request_context *req,
+ struct smb_trans2 *trans,
+ uint16 new_size)
+{
+ uint16 old_size = trans->out.data.length;
+ trans2_grow_data(req, trans, new_size);
+ if (new_size > old_size) {
+ memset(trans->out.data.data + old_size, 0, new_size - old_size);
+ }
+}
+
+
+/* setup a trans2 reply, given the data and params sizes */
+static void trans2_setup_reply(struct request_context *req,
+ struct smb_trans2 *trans,
+ uint16 param_size, uint16 data_size,
+ uint16 setup_count)
+{
+ trans->out.setup_count = setup_count;
+ if (setup_count != 0) {
+ trans->out.setup = talloc_zero(req->mem_ctx, sizeof(uint16) * setup_count);
+ }
+ trans->out.params = data_blob_talloc(req->mem_ctx, NULL, param_size);
+ trans->out.data = data_blob_talloc(req->mem_ctx, NULL, data_size);
+}
+
+
+/*
+ pull a string from a blob in a trans2 request
+*/
+static size_t trans2_pull_blob_string(struct request_context *req,
+ const DATA_BLOB *blob,
+ uint16 offset,
+ const char **str,
+ int flags)
+{
+ /* we use STR_NO_RANGE_CHECK because the params are allocated
+ separately in a DATA_BLOB, so we need to do our own range
+ checking */
+ if (offset >= blob->length) {
+ *str = NULL;
+ return 0;
+ }
+
+ return req_pull_string(req, str,
+ blob->data + offset,
+ blob->length - offset,
+ STR_NO_RANGE_CHECK | flags);
+}
+
+/*
+ push a string into the data section of a trans2 request
+ return the number of bytes consumed in the output
+*/
+static size_t trans2_push_data_string(struct request_context *req,
+ struct smb_trans2 *trans,
+ uint16 len_offset,
+ uint16 offset,
+ const WIRE_STRING *str,
+ int dest_len,
+ int flags)
+{
+ int alignment = 0, ret = 0, pkt_len;
+
+ /* we use STR_NO_RANGE_CHECK because the params are allocated
+ separately in a DATA_BLOB, so we need to do our own range
+ checking */
+ if (!str->s || offset >= trans->out.data.length) {
+ if (flags & STR_LEN8BIT) {
+ SCVAL(trans->out.data.data, len_offset, 0);
+ } else {
+ SIVAL(trans->out.data.data, len_offset, 0);
+ }
+ return 0;
+ }
+
+ flags |= STR_NO_RANGE_CHECK;
+
+ if (dest_len == -1 || (dest_len > trans->out.data.length - offset)) {
+ dest_len = trans->out.data.length - offset;
+ }
+
+ if (!(flags & (STR_ASCII|STR_UNICODE))) {
+ flags |= (req->smb->negotiate.client_caps & CAP_UNICODE) ? STR_UNICODE : STR_ASCII;
+ }
+
+ if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
+ alignment = 1;
+ if (dest_len > 0) {
+ SCVAL(trans->out.data.data + offset, 0, 0);
+ ret = push_string(NULL, trans->out.data.data + offset + 1, str->s, dest_len-1, flags);
+ }
+ } else {
+ ret = push_string(NULL, trans->out.data.data + offset, str->s, dest_len, flags);
+ }
+
+ /* sometimes the string needs to be terminated, but the length
+ on the wire must not include the termination! */
+ pkt_len = ret;
+
+ if ((flags & STR_LEN_NOTERM) && (flags & STR_TERMINATE)) {
+ if ((flags & STR_UNICODE) && ret >= 2) {
+ pkt_len = ret-2;
+ }
+ if ((flags & STR_ASCII) && ret >= 1) {
+ pkt_len = ret-1;
+ }
+ }
+
+ if (flags & STR_LEN8BIT) {
+ SCVAL(trans->out.data.data, len_offset, pkt_len);
+ } else {
+ SIVAL(trans->out.data.data, len_offset, pkt_len);
+ }
+
+ return ret + alignment;
+}
+
+/*
+ append a string to the data section of a trans2 reply
+ len_offset points to the place in the packet where the length field
+ should go
+*/
+static void trans2_append_data_string(struct request_context *req,
+ struct smb_trans2 *trans,
+ const WIRE_STRING *str,
+ uint_t len_offset,
+ int flags)
+{
+ size_t ret;
+ uint16 offset;
+ const int max_bytes_per_char = 3;
+
+ offset = trans->out.data.length;
+ trans2_grow_data(req, trans, offset + (2+strlen(str->s))*max_bytes_per_char);
+ ret = trans2_push_data_string(req, trans, len_offset, offset, str, -1, flags);
+ trans2_grow_data(req, trans, offset + ret);
+}
+
+
+/*
+ trans2 qfsinfo implementation
+*/
+static NTSTATUS trans2_qfsinfo(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_fsinfo fsinfo;
+ NTSTATUS status;
+ uint16 level;
+ uint_t i;
+
+ /* make sure we got enough parameters */
+ if (trans->in.params.length != 2) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ level = SVAL(trans->in.params.data, 0);
+
+ switch (level) {
+ case SMB_QFS_ALLOCATION:
+ fsinfo.allocation.level = RAW_QFS_ALLOCATION;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 18, 0);
+
+ SIVAL(trans->out.data.data, 0, fsinfo.allocation.out.fs_id);
+ SIVAL(trans->out.data.data, 4, fsinfo.allocation.out.sectors_per_unit);
+ SIVAL(trans->out.data.data, 8, fsinfo.allocation.out.total_alloc_units);
+ SIVAL(trans->out.data.data, 12, fsinfo.allocation.out.avail_alloc_units);
+ SSVAL(trans->out.data.data, 16, fsinfo.allocation.out.bytes_per_sector);
+
+ return NT_STATUS_OK;
+
+ case SMB_QFS_VOLUME:
+ fsinfo.volume.level = RAW_QFS_VOLUME;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 5, 0);
+
+ SIVAL(trans->out.data.data, 0, fsinfo.volume.out.serial_number);
+ /* w2k3 implements this incorrectly for unicode - it
+ * leaves the last byte off the string */
+ trans2_append_data_string(req, trans,
+ &fsinfo.volume.out.volume_name,
+ 4, STR_LEN8BIT|STR_NOALIGN);
+
+ return NT_STATUS_OK;
+
+ case SMB_QFS_VOLUME_INFO:
+ case SMB_QFS_VOLUME_INFORMATION:
+ fsinfo.volume_info.level = RAW_QFS_VOLUME_INFO;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 18, 0);
+
+ push_nttime(trans->out.data.data, 0, &fsinfo.volume_info.out.create_time);
+ SIVAL(trans->out.data.data, 8, fsinfo.volume_info.out.serial_number);
+ trans2_append_data_string(req, trans,
+ &fsinfo.volume_info.out.volume_name,
+ 12, STR_UNICODE);
+
+ return NT_STATUS_OK;
+
+ case SMB_QFS_SIZE_INFO:
+ case SMB_QFS_SIZE_INFORMATION:
+ fsinfo.size_info.level = RAW_QFS_SIZE_INFO;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 24, 0);
+
+ SBVAL(trans->out.data.data, 0, fsinfo.size_info.out.total_alloc_units);
+ SBVAL(trans->out.data.data, 8, fsinfo.size_info.out.avail_alloc_units);
+ SIVAL(trans->out.data.data, 16, fsinfo.size_info.out.sectors_per_unit);
+ SIVAL(trans->out.data.data, 20, fsinfo.size_info.out.bytes_per_sector);
+
+ return NT_STATUS_OK;
+
+ case SMB_QFS_DEVICE_INFO:
+ case SMB_QFS_DEVICE_INFORMATION:
+ fsinfo.device_info.level = RAW_QFS_DEVICE_INFO;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ trans2_setup_reply(req, trans, 0, 8, 0);
+ SIVAL(trans->out.data.data, 0, fsinfo.device_info.out.device_type);
+ SIVAL(trans->out.data.data, 4, fsinfo.device_info.out.characteristics);
+ return NT_STATUS_OK;
+
+
+ case SMB_QFS_ATTRIBUTE_INFO:
+ case SMB_QFS_ATTRIBUTE_INFORMATION:
+ fsinfo.attribute_info.level = RAW_QFS_ATTRIBUTE_INFO;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 12, 0);
+
+ SIVAL(trans->out.data.data, 0, fsinfo.attribute_info.out.fs_attr);
+ SIVAL(trans->out.data.data, 4, fsinfo.attribute_info.out.max_file_component_length);
+ /* this must not be null terminated or win98 gets
+ confused! also note that w2k3 returns this as
+ unicode even when ascii is negotiated */
+ trans2_append_data_string(req, trans,
+ &fsinfo.attribute_info.out.fs_type,
+ 8, STR_UNICODE);
+ return NT_STATUS_OK;
+
+
+ case SMB_QFS_QUOTA_INFORMATION:
+ fsinfo.quota_information.level = RAW_QFS_QUOTA_INFORMATION;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 48, 0);
+
+ SBVAL(trans->out.data.data, 0, fsinfo.quota_information.out.unknown[0]);
+ SBVAL(trans->out.data.data, 8, fsinfo.quota_information.out.unknown[1]);
+ SBVAL(trans->out.data.data, 16, fsinfo.quota_information.out.unknown[2]);
+ SBVAL(trans->out.data.data, 24, fsinfo.quota_information.out.quota_soft);
+ SBVAL(trans->out.data.data, 32, fsinfo.quota_information.out.quota_hard);
+ SBVAL(trans->out.data.data, 40, fsinfo.quota_information.out.quota_flags);
+
+ return NT_STATUS_OK;
+
+
+ case SMB_QFS_FULL_SIZE_INFORMATION:
+ fsinfo.full_size_information.level = RAW_QFS_FULL_SIZE_INFORMATION;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 32, 0);
+
+ SBVAL(trans->out.data.data, 0, fsinfo.full_size_information.out.total_alloc_units);
+ SBVAL(trans->out.data.data, 8, fsinfo.full_size_information.out.call_avail_alloc_units);
+ SBVAL(trans->out.data.data, 16, fsinfo.full_size_information.out.actual_avail_alloc_units);
+ SIVAL(trans->out.data.data, 24, fsinfo.full_size_information.out.sectors_per_unit);
+ SIVAL(trans->out.data.data, 28, fsinfo.full_size_information.out.bytes_per_sector);
+
+ return NT_STATUS_OK;
+
+ case SMB_QFS_OBJECTID_INFORMATION:
+ fsinfo.objectid_information.level = RAW_QFS_OBJECTID_INFORMATION;
+
+ status = req->conn->ntvfs_ops->fsinfo(req, &fsinfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 0, 64, 0);
+
+ memcpy(trans->out.data.data, fsinfo.objectid_information.out.guid.info, GUID_SIZE);
+ for (i=0;i<6;i++) {
+ SBVAL(trans->out.data.data, 16 + 8*i, fsinfo.objectid_information.out.unknown[i]);
+ }
+ return NT_STATUS_OK;
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+ fill in the reply from a qpathinfo or qfileinfo call
+*/
+static NTSTATUS trans2_fileinfo_fill(struct request_context *req, struct smb_trans2 *trans,
+ union smb_fileinfo *st)
+{
+ uint_t i;
+
+ switch (st->generic.level) {
+ case RAW_FILEINFO_GENERIC:
+ case RAW_FILEINFO_GETATTR:
+ case RAW_FILEINFO_GETATTRE:
+ /* handled elsewhere */
+ return NT_STATUS_INVALID_LEVEL;
+
+ case RAW_FILEINFO_BASIC_INFO:
+ case RAW_FILEINFO_BASIC_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 40, 0);
+
+ SSVAL(trans->out.params.data, 0, 0);
+ push_nttime(trans->out.data.data, 0, &st->basic_info.out.create_time);
+ push_nttime(trans->out.data.data, 8, &st->basic_info.out.access_time);
+ push_nttime(trans->out.data.data, 16, &st->basic_info.out.write_time);
+ push_nttime(trans->out.data.data, 24, &st->basic_info.out.change_time);
+ SIVAL(trans->out.data.data, 32, st->basic_info.out.attrib);
+ SIVAL(trans->out.data.data, 36, 0); /* padding */
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_STANDARD:
+ trans2_setup_reply(req, trans, 2, 22, 0);
+
+ SSVAL(trans->out.params.data, 0, 0);
+ put_dos_date2(trans->out.data.data, 0, st->standard.out.create_time);
+ put_dos_date2(trans->out.data.data, 4, st->standard.out.access_time);
+ put_dos_date2(trans->out.data.data, 8, st->standard.out.write_time);
+ SIVAL(trans->out.data.data, 12, st->standard.out.size);
+ SIVAL(trans->out.data.data, 16, st->standard.out.alloc_size);
+ SSVAL(trans->out.data.data, 20, st->standard.out.attrib);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_EA_SIZE:
+ trans2_setup_reply(req, trans, 2, 26, 0);
+
+ SSVAL(trans->out.params.data, 0, 0);
+ put_dos_date2(trans->out.data.data, 0, st->ea_size.out.create_time);
+ put_dos_date2(trans->out.data.data, 4, st->ea_size.out.access_time);
+ put_dos_date2(trans->out.data.data, 8, st->ea_size.out.write_time);
+ SIVAL(trans->out.data.data, 12, st->ea_size.out.size);
+ SIVAL(trans->out.data.data, 16, st->ea_size.out.alloc_size);
+ SSVAL(trans->out.data.data, 20, st->ea_size.out.attrib);
+ SIVAL(trans->out.data.data, 22, st->ea_size.out.ea_size);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 56, 0);
+
+ SSVAL(trans->out.params.data, 0, 0);
+ push_nttime(trans->out.data.data, 0, &st->network_open_information.out.create_time);
+ push_nttime(trans->out.data.data, 8, &st->network_open_information.out.access_time);
+ push_nttime(trans->out.data.data, 16, &st->network_open_information.out.write_time);
+ push_nttime(trans->out.data.data, 24, &st->network_open_information.out.change_time);
+ SBVAL(trans->out.data.data, 32, st->network_open_information.out.alloc_size);
+ SBVAL(trans->out.data.data, 40, st->network_open_information.out.size);
+ SIVAL(trans->out.data.data, 48, st->network_open_information.out.attrib);
+ SIVAL(trans->out.data.data, 52, 0); /* padding */
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_STANDARD_INFO:
+ case RAW_FILEINFO_STANDARD_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 24, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SBVAL(trans->out.data.data, 0, st->standard_info.out.alloc_size);
+ SBVAL(trans->out.data.data, 8, st->standard_info.out.size);
+ SIVAL(trans->out.data.data, 16, st->standard_info.out.nlink);
+ SCVAL(trans->out.data.data, 20, st->standard_info.out.delete_pending);
+ SCVAL(trans->out.data.data, 21, st->standard_info.out.directory);
+ SSVAL(trans->out.data.data, 22, 0); /* padding */
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 8, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0, st->attribute_tag_information.out.attrib);
+ SIVAL(trans->out.data.data, 4, st->attribute_tag_information.out.reparse_tag);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_EA_INFO:
+ case RAW_FILEINFO_EA_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0, st->ea_info.out.ea_size);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_MODE_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0, st->mode_information.out.mode);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALIGNMENT_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0,
+ st->alignment_information.out.alignment_requirement);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALL_EAS:
+ if (st->all_eas.out.num_eas == 0) {
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0, 0);
+ } else {
+ uint32 list_size = ea_list_size(st->all_eas.out.num_eas,
+ st->all_eas.out.eas);
+ trans2_setup_reply(req, trans, 2, list_size, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ ea_put_list(trans->out.data.data,
+ st->all_eas.out.num_eas, st->all_eas.out.eas);
+ }
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ACCESS_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0, st->access_information.out.access_flags);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_POSITION_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 8, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SBVAL(trans->out.data.data, 0, st->position_information.out.position);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_COMPRESSION_INFO:
+ case RAW_FILEINFO_COMPRESSION_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 16, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SBVAL(trans->out.data.data, 0, st->compression_info.out.compressed_size);
+ SSVAL(trans->out.data.data, 8, st->compression_info.out.format);
+ SCVAL(trans->out.data.data, 10, st->compression_info.out.unit_shift);
+ SCVAL(trans->out.data.data, 11, st->compression_info.out.chunk_shift);
+ SCVAL(trans->out.data.data, 12, st->compression_info.out.cluster_shift);
+ SSVAL(trans->out.data.data, 13, 0); /* 3 bytes padding */
+ SCVAL(trans->out.data.data, 15, 0);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_IS_NAME_VALID:
+ trans2_setup_reply(req, trans, 2, 0, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_INTERNAL_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 8, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ SIVAL(trans->out.data.data, 0, st->internal_information.out.device);
+ SIVAL(trans->out.data.data, 4, st->internal_information.out.inode);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALL_INFO:
+ case RAW_FILEINFO_ALL_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 72, 0);
+
+ SSVAL(trans->out.params.data, 0, 0);
+ push_nttime(trans->out.data.data, 0, &st->all_info.out.create_time);
+ push_nttime(trans->out.data.data, 8, &st->all_info.out.access_time);
+ push_nttime(trans->out.data.data, 16, &st->all_info.out.write_time);
+ push_nttime(trans->out.data.data, 24, &st->all_info.out.change_time);
+ SIVAL(trans->out.data.data, 32, st->all_info.out.attrib);
+ SBVAL(trans->out.data.data, 40, st->all_info.out.alloc_size);
+ SBVAL(trans->out.data.data, 48, st->all_info.out.size);
+ SIVAL(trans->out.data.data, 56, st->all_info.out.nlink);
+ SCVAL(trans->out.data.data, 60, st->all_info.out.delete_pending);
+ SCVAL(trans->out.data.data, 61, st->all_info.out.directory);
+ SSVAL(trans->out.data.data, 62, 0); /* padding */
+ SIVAL(trans->out.data.data, 64, st->all_info.out.ea_size);
+ trans2_append_data_string(req, trans, &st->all_info.out.fname,
+ 68, 0);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_NAME_INFO:
+ case RAW_FILEINFO_NAME_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ trans2_append_data_string(req, trans, &st->name_info.out.fname, 0, 0);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALT_NAME_INFO:
+ case RAW_FILEINFO_ALT_NAME_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 4, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ trans2_append_data_string(req, trans, &st->alt_name_info.out.fname, 0, 0);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_STREAM_INFO:
+ case RAW_FILEINFO_STREAM_INFORMATION:
+ trans2_setup_reply(req, trans, 2, 0, 0);
+
+ SSVAL(trans->out.params.data, 0, 0);
+
+ for (i=0;i<st->stream_info.out.num_streams;i++) {
+ uint16 data_size = trans->out.data.length;
+ char *data;
+
+ trans2_grow_data(req, trans, data_size + 24);
+ data = trans->out.data.data + data_size;
+ SBVAL(data, 8, st->stream_info.out.streams[i].size);
+ SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
+ trans2_append_data_string(req, trans,
+ &st->stream_info.out.streams[i].stream_name,
+ data_size + 4, STR_UNICODE);
+ if (i == st->stream_info.out.num_streams - 1) {
+ SIVAL(trans->out.data.data, data_size, 0);
+ } else {
+ trans2_grow_data_fill(req, trans, (trans->out.data.length+7)&~7);
+ SIVAL(trans->out.data.data, data_size,
+ trans->out.data.length - data_size);
+ }
+ }
+ return NT_STATUS_OK;
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+ trans2 qpathinfo implementation
+*/
+static NTSTATUS trans2_qpathinfo(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_fileinfo st;
+ NTSTATUS status;
+ uint16 level;
+
+ /* make sure we got enough parameters */
+ if (trans->in.params.length < 8) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ level = SVAL(trans->in.params.data, 0);
+
+ trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.in.fname, 0);
+ if (st.generic.in.fname == NULL) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ /* work out the backend level - we make it 1-1 in the header */
+ st.generic.level = (enum fileinfo_level)level;
+ if (st.generic.level >= RAW_FILEINFO_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ /* call the backend */
+ status = req->conn->ntvfs_ops->qpathinfo(req, &st);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* fill in the reply parameters */
+ status = trans2_fileinfo_fill(req, trans, &st);
+
+ return status;
+}
+
+
+/*
+ trans2 qpathinfo implementation
+*/
+static NTSTATUS trans2_qfileinfo(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_fileinfo st;
+ NTSTATUS status;
+ uint16 level;
+
+ /* make sure we got enough parameters */
+ if (trans->in.params.length < 4) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ st.generic.in.fnum = SVAL(trans->in.params.data, 0);
+ level = SVAL(trans->in.params.data, 2);
+
+ /* work out the backend level - we make it 1-1 in the header */
+ st.generic.level = (enum fileinfo_level)level;
+ if (st.generic.level >= RAW_FILEINFO_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ /* call the backend */
+ status = req->conn->ntvfs_ops->qfileinfo(req, &st);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* fill in the reply parameters */
+ status = trans2_fileinfo_fill(req, trans, &st);
+
+ return status;
+}
+
+
+/*
+ parse a trans2 setfileinfo/setpathinfo data blob
+*/
+static NTSTATUS trans2_parse_sfileinfo(struct request_context *req,
+ union smb_setfileinfo *st,
+ const DATA_BLOB *blob)
+{
+ uint32 len;
+
+ switch (st->generic.level) {
+ case RAW_SFILEINFO_GENERIC:
+ case RAW_SFILEINFO_SETATTR:
+ case RAW_SFILEINFO_SETATTRE:
+ /* handled elsewhere */
+ return NT_STATUS_INVALID_LEVEL;
+
+ case RAW_SFILEINFO_STANDARD:
+ CHECK_MIN_BLOB_SIZE(blob, 12);
+ st->standard.in.create_time = make_unix_date2(blob->data + 0);
+ st->standard.in.access_time = make_unix_date2(blob->data + 4);
+ st->standard.in.write_time = make_unix_date2(blob->data + 8);
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_EA_SET:
+ CHECK_MIN_BLOB_SIZE(blob, 4);
+ len = IVAL(blob->data, 0);
+ if (len > blob->length || len < 4) {
+ return NT_STATUS_INFO_LENGTH_MISMATCH;
+ }
+ {
+ DATA_BLOB blob2;
+ blob2.data = blob->data+4;
+ blob2.length = len-4;
+ len = ea_pull_struct(&blob2, req->mem_ctx, &st->ea_set.in.ea);
+ }
+ if (len == 0) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ return NT_STATUS_OK;
+
+ case SMB_SFILEINFO_BASIC_INFO:
+ case SMB_SFILEINFO_BASIC_INFORMATION:
+ CHECK_MIN_BLOB_SIZE(blob, 36);
+ st->basic_info.in.create_time = pull_nttime(blob->data, 0);
+ st->basic_info.in.access_time = pull_nttime(blob->data, 8);
+ st->basic_info.in.write_time = pull_nttime(blob->data, 16);
+ st->basic_info.in.change_time = pull_nttime(blob->data, 24);
+ st->basic_info.in.attrib = IVAL(blob->data, 32);
+ return NT_STATUS_OK;
+
+ case SMB_SFILEINFO_DISPOSITION_INFO:
+ case SMB_SFILEINFO_DISPOSITION_INFORMATION:
+ CHECK_MIN_BLOB_SIZE(blob, 1);
+ st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
+ return NT_STATUS_OK;
+
+ case SMB_SFILEINFO_ALLOCATION_INFO:
+ case SMB_SFILEINFO_ALLOCATION_INFORMATION:
+ CHECK_MIN_BLOB_SIZE(blob, 8);
+ st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_END_OF_FILE_INFO:
+ case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
+ CHECK_MIN_BLOB_SIZE(blob, 8);
+ st->end_of_file_info.in.size = BVAL(blob->data, 0);
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_RENAME_INFORMATION: {
+ DATA_BLOB blob2;
+
+ CHECK_MIN_BLOB_SIZE(blob, 12);
+ st->rename_information.in.overwrite = CVAL(blob->data, 0);
+ st->rename_information.in.root_fid = IVAL(blob->data, 4);
+ len = IVAL(blob->data, 8);
+ blob2.data = blob->data+12;
+ blob2.length = MIN(blob->length, len);
+ trans2_pull_blob_string(req, &blob2, 0,
+ &st->rename_information.in.new_name, 0);
+ return NT_STATUS_OK;
+ }
+
+ case RAW_SFILEINFO_POSITION_INFORMATION:
+ CHECK_MIN_BLOB_SIZE(blob, 8);
+ st->position_information.in.position = BVAL(blob->data, 0);
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_MODE_INFORMATION:
+ CHECK_MIN_BLOB_SIZE(blob, 4);
+ st->mode_information.in.mode = IVAL(blob->data, 0);
+ return NT_STATUS_OK;
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+ trans2 setfileinfo implementation
+*/
+static NTSTATUS trans2_setfileinfo(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_setfileinfo st;
+ NTSTATUS status;
+ uint16 level, fnum;
+ DATA_BLOB *blob;
+
+ /* make sure we got enough parameters */
+ if (trans->in.params.length < 4) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ fnum = SVAL(trans->in.params.data, 0);
+ level = SVAL(trans->in.params.data, 2);
+
+ blob = &trans->in.data;
+
+ st.generic.file.fnum = fnum;
+ st.generic.level = (enum setfileinfo_level)level;
+
+ status = trans2_parse_sfileinfo(req, &st, blob);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = req->conn->ntvfs_ops->setfileinfo(req, &st);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 2, 0, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ return NT_STATUS_OK;
+}
+
+/*
+ trans2 setpathinfo implementation
+*/
+static NTSTATUS trans2_setpathinfo(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_setfileinfo st;
+ NTSTATUS status;
+ uint16 level;
+ DATA_BLOB *blob;
+
+ /* make sure we got enough parameters */
+ if (trans->in.params.length < 4) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ level = SVAL(trans->in.params.data, 0);
+ blob = &trans->in.data;
+ st.generic.level = (enum setfileinfo_level)level;
+
+ trans2_pull_blob_string(req, &trans->in.params, 4, &st.generic.file.fname, 0);
+ if (st.generic.file.fname == NULL) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ status = trans2_parse_sfileinfo(req, &st, blob);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = req->conn->ntvfs_ops->setpathinfo(req, &st);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ trans2_setup_reply(req, trans, 2, 0, 0);
+ SSVAL(trans->out.params.data, 0, 0);
+ return NT_STATUS_OK;
+}
+
+
+/* a structure to encapsulate the state information about an in-progress ffirst/fnext operation */
+struct find_state {
+ struct request_context *req;
+ struct smb_trans2 *trans;
+ enum search_level level;
+ uint16 last_entry_offset;
+};
+
+/*
+ fill a single entry in a trans2 find reply
+*/
+static void find_fill_info(struct request_context *req,
+ struct smb_trans2 *trans,
+ enum search_level level,
+ union smb_search_data *file)
+{
+ char *data;
+ uint_t ofs = trans->out.data.length;
+
+ switch (level) {
+ case RAW_SEARCH_SEARCH:
+ case RAW_SEARCH_GENERIC:
+ /* handled elsewhere */
+ break;
+
+ case RAW_SEARCH_STANDARD:
+ trans2_grow_data(req, trans, ofs + 23);
+ data = trans->out.data.data + ofs;
+ put_dos_date2(data, 0, file->standard.create_time);
+ put_dos_date2(data, 4, file->standard.access_time);
+ put_dos_date2(data, 8, file->standard.write_time);
+ SIVAL(data, 12, file->standard.size);
+ SIVAL(data, 16, file->standard.alloc_size);
+ SSVAL(data, 20, file->standard.attrib);
+ trans2_append_data_string(req, trans, &file->standard.name,
+ ofs + 22, STR_LEN8BIT | STR_TERMINATE | STR_LEN_NOTERM);
+ break;
+
+ case RAW_SEARCH_EA_SIZE:
+ trans2_grow_data(req, trans, ofs + 27);
+ data = trans->out.data.data + ofs;
+ put_dos_date2(data, 0, file->ea_size.create_time);
+ put_dos_date2(data, 4, file->ea_size.access_time);
+ put_dos_date2(data, 8, file->ea_size.write_time);
+ SIVAL(data, 12, file->ea_size.size);
+ SIVAL(data, 16, file->ea_size.alloc_size);
+ SSVAL(data, 20, file->ea_size.attrib);
+ SIVAL(data, 22, file->ea_size.ea_size);
+ trans2_append_data_string(req, trans, &file->ea_size.name,
+ ofs + 26, STR_LEN8BIT | STR_NOALIGN);
+ break;
+
+ case RAW_SEARCH_DIRECTORY_INFO:
+ trans2_grow_data(req, trans, ofs + 64);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 4, file->directory_info.file_index);
+ push_nttime(data, 8, &file->directory_info.create_time);
+ push_nttime(data, 16, &file->directory_info.access_time);
+ push_nttime(data, 24, &file->directory_info.write_time);
+ push_nttime(data, 32, &file->directory_info.change_time);
+ SBVAL(data, 40, file->directory_info.size);
+ SBVAL(data, 48, file->directory_info.alloc_size);
+ SIVAL(data, 56, file->directory_info.attrib);
+ trans2_append_data_string(req, trans, &file->directory_info.name,
+ ofs + 60, 0);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 0, trans->out.data.length - ofs);
+ break;
+
+ case RAW_SEARCH_FULL_DIRECTORY_INFO:
+ trans2_grow_data(req, trans, ofs + 68);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 4, file->full_directory_info.file_index);
+ push_nttime(data, 8, &file->full_directory_info.create_time);
+ push_nttime(data, 16, &file->full_directory_info.access_time);
+ push_nttime(data, 24, &file->full_directory_info.write_time);
+ push_nttime(data, 32, &file->full_directory_info.change_time);
+ SBVAL(data, 40, file->full_directory_info.size);
+ SBVAL(data, 48, file->full_directory_info.alloc_size);
+ SIVAL(data, 56, file->full_directory_info.attrib);
+ SIVAL(data, 64, file->full_directory_info.ea_size);
+ trans2_append_data_string(req, trans, &file->full_directory_info.name,
+ ofs + 60, 0);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 0, trans->out.data.length - ofs);
+ break;
+
+ case RAW_SEARCH_NAME_INFO:
+ trans2_grow_data(req, trans, ofs + 12);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 4, file->name_info.file_index);
+ trans2_append_data_string(req, trans, &file->name_info.name,
+ ofs + 8, 0);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 0, trans->out.data.length - ofs);
+ break;
+
+ case RAW_SEARCH_BOTH_DIRECTORY_INFO:
+ trans2_grow_data(req, trans, ofs + 94);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 4, file->both_directory_info.file_index);
+ push_nttime(data, 8, &file->both_directory_info.create_time);
+ push_nttime(data, 16, &file->both_directory_info.access_time);
+ push_nttime(data, 24, &file->both_directory_info.write_time);
+ push_nttime(data, 32, &file->both_directory_info.change_time);
+ SBVAL(data, 40, file->both_directory_info.size);
+ SBVAL(data, 48, file->both_directory_info.alloc_size);
+ SIVAL(data, 56, file->both_directory_info.attrib);
+ SIVAL(data, 64, file->both_directory_info.ea_size);
+ SCVAL(data, 69, 0); /* reserved */
+ memset(data+70,0,24);
+ trans2_push_data_string(req, trans,
+ 68 + ofs, 70 + ofs,
+ &file->both_directory_info.short_name,
+ 24, STR_UNICODE | STR_LEN8BIT);
+ trans2_append_data_string(req, trans, &file->both_directory_info.name,
+ ofs + 60, 0);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 0, trans->out.data.length - ofs);
+ break;
+
+ case RAW_SEARCH_261:
+ trans2_grow_data(req, trans, ofs + 80);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 4, file->level_261.file_index);
+ push_nttime(data, 8, &file->level_261.create_time);
+ push_nttime(data, 16, &file->level_261.access_time);
+ push_nttime(data, 24, &file->level_261.write_time);
+ push_nttime(data, 32, &file->level_261.change_time);
+ SBVAL(data, 40, file->level_261.size);
+ SBVAL(data, 48, file->level_261.alloc_size);
+ SIVAL(data, 56, file->level_261.attrib);
+ SIVAL(data, 64, file->level_261.ea_size);
+ SIVAL(data, 68, file->level_261.unknown[0]);
+ SIVAL(data, 72, file->level_261.unknown[1]);
+ SIVAL(data, 76, file->level_261.unknown[2]);
+ trans2_append_data_string(req, trans, &file->level_261.name,
+ ofs + 60, 0);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 0, trans->out.data.length - ofs);
+ break;
+
+ case RAW_SEARCH_262:
+ trans2_grow_data(req, trans, ofs + 104);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 4, file->level_262.file_index);
+ push_nttime(data, 8, &file->level_262.create_time);
+ push_nttime(data, 16, &file->level_262.access_time);
+ push_nttime(data, 24, &file->level_262.write_time);
+ push_nttime(data, 32, &file->level_262.change_time);
+ SBVAL(data, 40, file->level_262.size);
+ SBVAL(data, 48, file->level_262.alloc_size);
+ SIVAL(data, 56, file->level_262.attrib);
+ SIVAL(data, 64, file->level_262.ea_size);
+ SCVAL(data, 69, 0); /* reserved */
+ memset(data+70,0,24);
+ trans2_push_data_string(req, trans,
+ 68 + ofs, 70 + ofs,
+ &file->level_262.short_name,
+ 24, STR_UNICODE | STR_LEN8BIT);
+ SIVAL(data, 94, file->level_262.unknown[0]);
+ SIVAL(data, 98, file->level_262.unknown[1]);
+ SSVAL(data, 102, 0); /* reserved? */
+ trans2_append_data_string(req, trans, &file->level_262.name,
+ ofs + 60, 0);
+ data = trans->out.data.data + ofs;
+ SIVAL(data, 0, trans->out.data.length - ofs);
+ break;
+ }
+}
+
+/* callback function for trans2 findfirst/findnext */
+static BOOL find_callback(void *private, union smb_search_data *file)
+{
+ struct find_state *state = (struct find_state *)private;
+ struct smb_trans2 *trans = state->trans;
+ uint_t old_length;
+
+ old_length = trans->out.data.length;
+
+ find_fill_info(state->req, trans, state->level, file);
+
+ /* see if we have gone beyond the user specified maximum */
+ if (trans->out.data.length > trans->in.max_data) {
+ /* restore the old length and tell the backend to stop */
+ trans2_grow_data(state->req, trans, old_length);
+ return False;
+ }
+
+ state->last_entry_offset = old_length;
+ return True;
+}
+
+
+/*
+ trans2 findfirst implementation
+*/
+static NTSTATUS trans2_findfirst(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_search_first search;
+ NTSTATUS status;
+ uint16 level;
+ char *param;
+ struct find_state state;
+
+ /* make sure we got all the parameters */
+ if (trans->in.params.length < 14) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ search.t2ffirst.in.search_attrib = SVAL(trans->in.params.data, 0);
+ search.t2ffirst.in.max_count = SVAL(trans->in.params.data, 2);
+ search.t2ffirst.in.flags = SVAL(trans->in.params.data, 4);
+ level = SVAL(trans->in.params.data, 6);
+ search.t2ffirst.in.storage_type = IVAL(trans->in.params.data, 8);
+
+ trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2ffirst.in.pattern, 0);
+ if (search.t2ffirst.in.pattern == NULL) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ search.t2ffirst.level = (enum search_level)level;
+ if (search.t2ffirst.level >= RAW_SEARCH_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ /* setup the private state structure that the backend will give us in the callback */
+ state.req = req;
+ state.trans = trans;
+ state.level = search.t2ffirst.level;
+ state.last_entry_offset = 0;
+
+ /* setup for just a header in the reply */
+ trans2_setup_reply(req, trans, 10, 0, 0);
+
+ /* call the backend */
+ status = req->conn->ntvfs_ops->search_first(req, &search, &state, find_callback);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* fill in the findfirst reply header */
+ param = trans->out.params.data;
+ SSVAL(param, VWV(0), search.t2ffirst.out.handle);
+ SSVAL(param, VWV(1), search.t2ffirst.out.count);
+ SSVAL(param, VWV(2), search.t2ffirst.out.end_of_search);
+ SSVAL(param, VWV(3), 0);
+ SSVAL(param, VWV(4), state.last_entry_offset);
+
+ return NT_STATUS_OK;
+}
+
+
+/*
+ trans2 findnext implementation
+*/
+static NTSTATUS trans2_findnext(struct request_context *req, struct smb_trans2 *trans)
+{
+ union smb_search_next search;
+ NTSTATUS status;
+ uint16 level;
+ char *param;
+ struct find_state state;
+
+ /* make sure we got all the parameters */
+ if (trans->in.params.length < 12) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ search.t2fnext.in.handle = SVAL(trans->in.params.data, 0);
+ search.t2fnext.in.max_count = SVAL(trans->in.params.data, 2);
+ level = SVAL(trans->in.params.data, 4);
+ search.t2fnext.in.resume_key = IVAL(trans->in.params.data, 6);
+ search.t2fnext.in.flags = SVAL(trans->in.params.data, 10);
+
+ trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2fnext.in.last_name, 0);
+ if (search.t2fnext.in.last_name == NULL) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ search.t2fnext.level = (enum search_level)level;
+ if (search.t2fnext.level >= RAW_SEARCH_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ /* setup the private state structure that the backend will give us in the callback */
+ state.req = req;
+ state.trans = trans;
+ state.level = search.t2fnext.level;
+ state.last_entry_offset = 0;
+
+ /* setup for just a header in the reply */
+ trans2_setup_reply(req, trans, 8, 0, 0);
+
+ /* call the backend */
+ status = req->conn->ntvfs_ops->search_next(req, &search, &state, find_callback);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* fill in the findfirst reply header */
+ param = trans->out.params.data;
+ SSVAL(param, VWV(0), search.t2fnext.out.count);
+ SSVAL(param, VWV(1), search.t2fnext.out.end_of_search);
+ SSVAL(param, VWV(2), 0);
+ SSVAL(param, VWV(3), state.last_entry_offset);
+
+ return NT_STATUS_OK;
+}
+
+
+/*
+ backend for trans2 requests
+*/
+static NTSTATUS trans2_backend(struct request_context *req, struct smb_trans2 *trans)
+{
+ if (req->conn->ntvfs_ops->trans2 != NULL) {
+ /* direct trans2 pass thru */
+ return req->conn->ntvfs_ops->trans2(req, trans);
+ }
+
+ /* must have at least one setup word */
+ if (trans->in.setup_count < 1) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ /* the trans2 command is in setup[0] */
+ switch (trans->in.setup[0]) {
+ case TRANSACT2_FINDFIRST:
+ return trans2_findfirst(req, trans);
+ case TRANSACT2_FINDNEXT:
+ return trans2_findnext(req, trans);
+ case TRANSACT2_QPATHINFO:
+ return trans2_qpathinfo(req, trans);
+ case TRANSACT2_QFILEINFO:
+ return trans2_qfileinfo(req, trans);
+ case TRANSACT2_SETFILEINFO:
+ return trans2_setfileinfo(req, trans);
+ case TRANSACT2_SETPATHINFO:
+ return trans2_setpathinfo(req, trans);
+ case TRANSACT2_QFSINFO:
+ return trans2_qfsinfo(req, trans);
+ }
+
+ /* an unknown trans2 command */
+ return NT_STATUS_FOOBAR;
+}
+
+
+/****************************************************************************
+ Reply to an SMBtrans2 request
+****************************************************************************/
+void reply_trans2(struct request_context *req)
+{
+ struct smb_trans2 trans;
+ int i;
+ uint16 param_ofs, data_ofs;
+ uint16 param_count, data_count;
+ uint16 params_left, data_left;
+ uint16 param_total, data_total;
+ char *params, *data;
+ NTSTATUS status;
+
+ /* parse request */
+ if (req->in.wct < 14) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ param_total = SVAL(req->in.vwv, VWV(0));
+ data_total = SVAL(req->in.vwv, VWV(1));
+ trans.in.max_param = SVAL(req->in.vwv, VWV(2));
+ trans.in.max_data = SVAL(req->in.vwv, VWV(3));
+ trans.in.max_setup = CVAL(req->in.vwv, VWV(4));
+ trans.in.flags = SVAL(req->in.vwv, VWV(5));
+ trans.in.timeout = IVAL(req->in.vwv, VWV(6));
+ param_count = SVAL(req->in.vwv, VWV(9));
+ param_ofs = SVAL(req->in.vwv, VWV(10));
+ data_count = SVAL(req->in.vwv, VWV(11));
+ data_ofs = SVAL(req->in.vwv, VWV(12));
+ trans.in.setup_count = CVAL(req->in.vwv, VWV(13));
+
+ if (req->in.wct != 14 + trans.in.setup_count) {
+ req_reply_dos_error(req, ERRSRV, ERRerror);
+ return;
+ }
+
+ /* parse out the setup words */
+ trans.in.setup = talloc(req->mem_ctx, trans.in.setup_count * sizeof(uint16));
+ if (!trans.in.setup) {
+ req_reply_error(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+ for (i=0;i<trans.in.setup_count;i++) {
+ trans.in.setup[i] = SVAL(req->in.vwv, VWV(14+i));
+ }
+
+ if (!req_pull_blob(req, req->in.hdr + param_ofs, param_count, &trans.in.params) ||
+ !req_pull_blob(req, req->in.hdr + data_ofs, data_count, &trans.in.data)) {
+ req_reply_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+
+ /* is it a partial request? if so, then send a 'send more' message */
+ if (param_total > param_count ||
+ data_total > data_count) {
+ DEBUG(0,("REWRITE: not handling partial trans2 requests!\n"));
+ return;
+ }
+
+ /* its a full request, give it to the backend */
+ status = trans2_backend(req, &trans);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ req_reply_error(req, status);
+ return;
+ }
+
+ params_left = trans.out.params.length;
+ data_left = trans.out.data.length;
+ params = trans.out.params.data;
+ data = trans.out.data.data;
+
+ req->control_flags |= REQ_CONTROL_PROTECTED;
+
+ /* we need to divide up the reply into chunks that fit into
+ the negotiated buffer size */
+ do {
+ uint16 this_data, this_param, max_bytes;
+ uint_t align1 = 1, align2 = (params_left ? 2 : 0);
+
+ req_setup_reply(req, 10 + trans.out.setup_count, 0);
+
+ max_bytes = req_max_data(req) - (align1 + align2);
+
+ this_param = params_left;
+ if (this_param > max_bytes) {
+ this_param = max_bytes;
+ }
+ max_bytes -= this_param;
+
+ this_data = data_left;
+ if (this_data > max_bytes) {
+ this_data = max_bytes;
+ }
+
+ req_grow_data(req, this_param + this_data + (align1 + align2));
+
+ SSVAL(req->out.vwv, VWV(0), trans.out.params.length);
+ SSVAL(req->out.vwv, VWV(1), trans.out.data.length);
+ SSVAL(req->out.vwv, VWV(2), 0);
+
+ SSVAL(req->out.vwv, VWV(3), this_param);
+ SSVAL(req->out.vwv, VWV(4), align1 + PTR_DIFF(req->out.data, req->out.hdr));
+ SSVAL(req->out.vwv, VWV(5), PTR_DIFF(params, trans.out.params.data));
+
+ SSVAL(req->out.vwv, VWV(6), this_data);
+ SSVAL(req->out.vwv, VWV(7), align1 + align2 +
+ PTR_DIFF(req->out.data + this_param, req->out.hdr));
+ SSVAL(req->out.vwv, VWV(8), PTR_DIFF(data, trans.out.data.data));
+
+ SSVAL(req->out.vwv, VWV(9), trans.out.setup_count);
+ for (i=0;i<trans.out.setup_count;i++) {
+ SSVAL(req->out.vwv, VWV(10+i), trans.out.setup[i]);
+ }
+
+ memset(req->out.data, 0, align1);
+ if (this_param != 0) {
+ memcpy(req->out.data + align1, params, this_param);
+ }
+ memset(req->out.data+this_param+align1, 0, align2);
+ if (this_data != 0) {
+ memcpy(req->out.data+this_param+align1+align2, data, this_data);
+ }
+
+ params_left -= this_param;
+ data_left -= this_data;
+ params += this_param;
+ data += this_data;
+
+ /* if this is the last chunk then the request can be destroyed */
+ if (params_left == 0 && data_left == 0) {
+ req->control_flags &= ~REQ_CONTROL_PROTECTED;
+ }
+
+ req_send_reply(req);
+ } while (params_left != 0 || data_left != 0);
+}
generated by cgit (git 2.34.1) at 2024-06-23 19:05:52 +0000