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authorAndrew Bartlett <abartlet@samba.org>2009-09-15 07:42:54 -0700
committerAndrew Bartlett <abartlet@samba.org>2009-09-15 07:42:54 -0700
commit668470c9923364c6c43afbf94162b549c8baef9a (patch)
tree43584485ac1a94195b201bc7fd5f2da80acfacda /libcli/nbt
parentf07e77e13ff86c76644660e2d574e663c9ffdeb8 (diff)
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libcli:nbt make the lmhosts parsing code and dependicies common
This starts the process to have Samba4 use lmhosts. Andrew Bartlett
Diffstat (limited to 'libcli/nbt')
-rw-r--r--libcli/nbt/config.mk50
-rw-r--r--libcli/nbt/lmhosts.c156
2 files changed, 206 insertions, 0 deletions
diff --git a/libcli/nbt/config.mk b/libcli/nbt/config.mk
new file mode 100644
index 0000000000..c26118ec50
--- /dev/null
+++ b/libcli/nbt/config.mk
@@ -0,0 +1,50 @@
+[SUBSYSTEM::NDR_NBT_BUF]
+
+NDR_NBT_BUF_OBJ_FILES = $(libclinbtsrcdir)/nbtname.o
+
+$(eval $(call proto_header_template,$(libclinbtsrcdir)/nbtname.h,$(NDR_NBT_BUF_OBJ_FILES:.o=.c)))
+
+[SUBSYSTEM::LIBCLI_NBT]
+PUBLIC_DEPENDENCIES = LIBNDR NDR_NBT LIBCLI_COMPOSITE LIBEVENTS \
+ NDR_SECURITY samba_socket LIBSAMBA-UTIL
+
+LIBCLI_NBT_OBJ_FILES = $(addprefix $(libclinbtsrcdir)/, \
+ lmhosts.o \
+ nbtsocket.o \
+ namequery.o \
+ nameregister.o \
+ namerefresh.o \
+ namerelease.o)
+
+[BINARY::nmblookup]
+INSTALLDIR = BINDIR
+PRIVATE_DEPENDENCIES = \
+ LIBSAMBA-HOSTCONFIG \
+ LIBSAMBA-UTIL \
+ LIBCLI_NBT \
+ LIBPOPT \
+ POPT_SAMBA \
+ LIBNETIF \
+ LIBCLI_RESOLVE
+
+nmblookup_OBJ_FILES = $(libclinbtsrcdir)/tools/nmblookup.o
+MANPAGES += $(libclinbtsrcdir)/man/nmblookup.1
+
+[SUBSYSTEM::LIBCLI_NDR_NETLOGON]
+PUBLIC_DEPENDENCIES = LIBNDR \
+ NDR_SECURITY
+
+LIBCLI_NDR_NETLOGON_OBJ_FILES = $(addprefix $(libclinbtsrcdir)/../, ndr_netlogon.o)
+
+[SUBSYSTEM::LIBCLI_NETLOGON]
+PUBLIC_DEPENDENCIES = LIBSAMBA-UTIL LIBCLI_NDR_NETLOGON
+
+LIBCLI_NETLOGON_OBJ_FILES = $(addprefix $(libclinbtsrcdir)/, \
+ ../netlogon.o)
+
+[PYTHON::python_netbios]
+LIBRARY_REALNAME = samba/netbios.$(SHLIBEXT)
+PUBLIC_DEPENDENCIES = LIBCLI_NBT DYNCONFIG LIBSAMBA-HOSTCONFIG
+
+python_netbios_OBJ_FILES = $(libclinbtsrcdir)/pynbt.o
+
diff --git a/libcli/nbt/lmhosts.c b/libcli/nbt/lmhosts.c
new file mode 100644
index 0000000000..db81d31f50
--- /dev/null
+++ b/libcli/nbt/lmhosts.c
@@ -0,0 +1,156 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ manipulate nbt name structures
+
+ Copyright (C) Andrew Tridgell 1994-1998
+ Copyright (C) Jeremy Allison 2007
+ Copyright (C) Andrew Bartlett 2009.
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "lib/util/xfile.h"
+#include "system/filesys.h"
+#include "system/network.h"
+
+/********************************************************
+ Start parsing the lmhosts file.
+*********************************************************/
+
+XFILE *startlmhosts(const char *fname)
+{
+ XFILE *fp = x_fopen(fname,O_RDONLY, 0);
+ if (!fp) {
+ DEBUG(4,("startlmhosts: Can't open lmhosts file %s. "
+ "Error was %s\n",
+ fname, strerror(errno)));
+ return NULL;
+ }
+ return fp;
+}
+
+/********************************************************
+ Parse the next line in the lmhosts file.
+*********************************************************/
+
+bool getlmhostsent(TALLOC_CTX *ctx, XFILE *fp, char **pp_name, int *name_type,
+ struct sockaddr_storage *pss)
+{
+ char line[1024];
+
+ *pp_name = NULL;
+
+ while(!x_feof(fp) && !x_ferror(fp)) {
+ char *ip = NULL;
+ char *flags = NULL;
+ char *extra = NULL;
+ char *name = NULL;
+ const char *ptr;
+ char *ptr1 = NULL;
+ int count = 0;
+
+ *name_type = -1;
+
+ if (!fgets_slash(line,sizeof(line),fp)) {
+ continue;
+ }
+
+ if (*line == '#') {
+ continue;
+ }
+
+ ptr = line;
+
+ if (next_token_talloc(ctx, &ptr, &ip, NULL))
+ ++count;
+ if (next_token_talloc(ctx, &ptr, &name, NULL))
+ ++count;
+ if (next_token_talloc(ctx, &ptr, &flags, NULL))
+ ++count;
+ if (next_token_talloc(ctx, &ptr, &extra, NULL))
+ ++count;
+
+ if (count <= 0)
+ continue;
+
+ if (count > 0 && count < 2) {
+ DEBUG(0,("getlmhostsent: Ill formed hosts line [%s]\n",
+ line));
+ continue;
+ }
+
+ if (count >= 4) {
+ DEBUG(0,("getlmhostsent: too many columns "
+ "in lmhosts file (obsolete syntax)\n"));
+ continue;
+ }
+
+ if (!flags) {
+ flags = talloc_strdup(ctx, "");
+ if (!flags) {
+ continue;
+ }
+ }
+
+ DEBUG(4, ("getlmhostsent: lmhost entry: %s %s %s\n",
+ ip, name, flags));
+
+ if (strchr_m(flags,'G') || strchr_m(flags,'S')) {
+ DEBUG(0,("getlmhostsent: group flag "
+ "in lmhosts ignored (obsolete)\n"));
+ continue;
+ }
+
+ if (!interpret_string_addr(pss, ip, AI_NUMERICHOST)) {
+ DEBUG(0,("getlmhostsent: invalid address "
+ "%s.\n", ip));
+ }
+
+ /* Extra feature. If the name ends in '#XX',
+ * where XX is a hex number, then only add that name type. */
+ if((ptr1 = strchr_m(name, '#')) != NULL) {
+ char *endptr;
+ ptr1++;
+
+ *name_type = (int)strtol(ptr1, &endptr, 16);
+ if(!*ptr1 || (endptr == ptr1)) {
+ DEBUG(0,("getlmhostsent: invalid name "
+ "%s containing '#'.\n", name));
+ continue;
+ }
+
+ *(--ptr1) = '\0'; /* Truncate at the '#' */
+ }
+
+ *pp_name = talloc_strdup(ctx, name);
+ if (!*pp_name) {
+ return false;
+ }
+ return true;
+ }
+
+ return false;
+}
+
+/********************************************************
+ Finish parsing the lmhosts file.
+*********************************************************/
+
+void endlmhosts(XFILE *fp)
+{
+ x_fclose(fp);
+}
+