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Diffstat (limited to 'source3/smbd/vfs.c')
-rw-r--r--source3/smbd/vfs.c202
1 files changed, 39 insertions, 163 deletions
diff --git a/source3/smbd/vfs.c b/source3/smbd/vfs.c
index ac00d00e9e..747d393386 100644
--- a/source3/smbd/vfs.c
+++ b/source3/smbd/vfs.c
@@ -1,6 +1,6 @@
/*
Unix SMB/Netbios implementation.
- Version 1.9.
+ Version 3.0
VFS initialisation and support functions
Copyright (C) Tim Potter 1999
@@ -109,156 +109,46 @@ static BOOL vfs_init_default(connection_struct *conn)
static BOOL vfs_init_custom(connection_struct *conn)
{
int vfs_version = -1;
- struct vfs_ops *ops, *(*init_fptr)(int *);
+ struct vfs_ops *ops, *(*init_fptr)(int *, struct vfs_ops *);
- DEBUG(3, ("Initialising custom vfs hooks from %s\n",
- lp_vfsobj(SNUM(conn))));
-
- /* Open object file */
+ DEBUG(3, ("Initialising custom vfs hooks from %s\n",
+ lp_vfsobj(SNUM(conn))));
- if ((conn->dl_handle = sys_dlopen(lp_vfsobj(SNUM(conn)), RTLD_NOW | RTLD_GLOBAL)) == NULL) {
+ /* Open object file */
+ if ((conn->dl_handle = sys_dlopen(lp_vfsobj(SNUM(conn)),
+ RTLD_NOW | RTLD_GLOBAL)) == NULL) {
DEBUG(0, ("Error opening %s: %s\n", lp_vfsobj(SNUM(conn)), dlerror()));
return False;
- }
-
- /* Get handle on vfs_init() symbol */
+ }
- init_fptr = (struct vfs_ops *(*)(int *))sys_dlsym(conn->dl_handle, "vfs_init");
+ /* Get handle on vfs_init() symbol */
+ init_fptr = (struct vfs_ops *(*)(int *, struct vfs_ops *))sys_dlsym(conn->dl_handle, "vfs_init");
- if (init_fptr == NULL) {
+ if (init_fptr == NULL) {
DEBUG(0, ("No vfs_init() symbol found in %s\n",
- lp_vfsobj(SNUM(conn))));
+ lp_vfsobj(SNUM(conn))));
return False;
- }
+ }
- /* Initialise vfs_ops structure */
+ /* Initialise vfs_ops structure */
+ conn->vfs_ops = default_vfs_ops;
- if ((ops = init_fptr(&vfs_version)) == NULL) {
- DEBUG(0, ("vfs_init function from %s failed\n", lp_vfsobj(SNUM(conn))));
+ if ((ops = init_fptr(&vfs_version, &conn->vfs_ops)) == NULL) {
+ DEBUG(0, ("vfs_init function from %s failed\n", lp_vfsobj(SNUM(conn))));
return False;
- }
-
+ }
+
if (vfs_version != SMB_VFS_INTERFACE_VERSION) {
DEBUG(0, ("vfs_init returned wrong interface version info (was %d, should be %d)\n",
- vfs_version, SMB_VFS_INTERFACE_VERSION ));
+ vfs_version, SMB_VFS_INTERFACE_VERSION ));
return False;
}
+
+ if (ops != &conn->vfs_ops) {
+ memcpy(&conn->vfs_ops, ops, sizeof(struct vfs_ops));
+ }
- /* Fill in unused operations with default (disk based) ones.
- There's probably a neater way to do this then a whole bunch of
- if statements. */
-
- memcpy(&conn->vfs_ops, ops, sizeof(struct vfs_ops));
-
- if (conn->vfs_ops.connect == NULL)
- conn->vfs_ops.connect = default_vfs_ops.connect;
-
- if (conn->vfs_ops.disconnect == NULL)
- conn->vfs_ops.disconnect = default_vfs_ops.disconnect;
-
- if (conn->vfs_ops.disk_free == NULL)
- conn->vfs_ops.disk_free = default_vfs_ops.disk_free;
-
- if (conn->vfs_ops.opendir == NULL)
- conn->vfs_ops.opendir = default_vfs_ops.opendir;
-
- if (conn->vfs_ops.readdir == NULL)
- conn->vfs_ops.readdir = default_vfs_ops.readdir;
-
- if (conn->vfs_ops.mkdir == NULL)
- conn->vfs_ops.mkdir = default_vfs_ops.mkdir;
-
- if (conn->vfs_ops.rmdir == NULL)
- conn->vfs_ops.rmdir = default_vfs_ops.rmdir;
-
- if (conn->vfs_ops.closedir == NULL)
- conn->vfs_ops.closedir = default_vfs_ops.closedir;
-
- if (conn->vfs_ops.open == NULL)
- conn->vfs_ops.open = default_vfs_ops.open;
-
- if (conn->vfs_ops.close == NULL)
- conn->vfs_ops.close = default_vfs_ops.close;
-
- if (conn->vfs_ops.read == NULL)
- conn->vfs_ops.read = default_vfs_ops.read;
-
- if (conn->vfs_ops.write == NULL)
- conn->vfs_ops.write = default_vfs_ops.write;
-
- if (conn->vfs_ops.lseek == NULL)
- conn->vfs_ops.lseek = default_vfs_ops.lseek;
-
- if (conn->vfs_ops.rename == NULL)
- conn->vfs_ops.rename = default_vfs_ops.rename;
-
- if (conn->vfs_ops.fsync == NULL)
- conn->vfs_ops.fsync = default_vfs_ops.fsync;
-
- if (conn->vfs_ops.stat == NULL)
- conn->vfs_ops.stat = default_vfs_ops.stat;
-
- if (conn->vfs_ops.fstat == NULL)
- conn->vfs_ops.fstat = default_vfs_ops.fstat;
-
- if (conn->vfs_ops.lstat == NULL)
- conn->vfs_ops.lstat = default_vfs_ops.lstat;
-
- if (conn->vfs_ops.unlink == NULL)
- conn->vfs_ops.unlink = default_vfs_ops.unlink;
-
- if (conn->vfs_ops.chmod == NULL)
- conn->vfs_ops.chmod = default_vfs_ops.chmod;
-
- if (conn->vfs_ops.fchmod == NULL)
- conn->vfs_ops.fchmod = default_vfs_ops.fchmod;
-
- if (conn->vfs_ops.chown == NULL)
- conn->vfs_ops.chown = default_vfs_ops.chown;
-
- if (conn->vfs_ops.fchown == NULL)
- conn->vfs_ops.fchown = default_vfs_ops.fchown;
-
- if (conn->vfs_ops.chdir == NULL)
- conn->vfs_ops.chdir = default_vfs_ops.chdir;
-
- if (conn->vfs_ops.getwd == NULL)
- conn->vfs_ops.getwd = default_vfs_ops.getwd;
-
- if (conn->vfs_ops.utime == NULL)
- conn->vfs_ops.utime = default_vfs_ops.utime;
-
- if (conn->vfs_ops.ftruncate == NULL)
- conn->vfs_ops.ftruncate = default_vfs_ops.ftruncate;
-
- if (conn->vfs_ops.lock == NULL)
- conn->vfs_ops.lock = default_vfs_ops.lock;
-
- if (conn->vfs_ops.symlink == NULL)
- conn->vfs_ops.symlink = default_vfs_ops.symlink;
-
- if (conn->vfs_ops.readlink == NULL)
- conn->vfs_ops.readlink = default_vfs_ops.readlink;
-
- if (conn->vfs_ops.fget_nt_acl == NULL)
- conn->vfs_ops.fget_nt_acl = default_vfs_ops.fget_nt_acl;
-
- if (conn->vfs_ops.get_nt_acl == NULL)
- conn->vfs_ops.get_nt_acl = default_vfs_ops.get_nt_acl;
-
- if (conn->vfs_ops.fset_nt_acl == NULL)
- conn->vfs_ops.fset_nt_acl = default_vfs_ops.fset_nt_acl;
-
- if (conn->vfs_ops.set_nt_acl == NULL)
- conn->vfs_ops.set_nt_acl = default_vfs_ops.set_nt_acl;
-
- if (conn->vfs_ops.chmod_acl == NULL)
- conn->vfs_ops.chmod_acl = default_vfs_ops.chmod_acl;
-
- if (conn->vfs_ops.fchmod_acl == NULL)
- conn->vfs_ops.fchmod_acl = default_vfs_ops.fchmod_acl;
-
- return True;
+ return True;
}
#endif
@@ -294,7 +184,7 @@ BOOL vfs_init(connection_struct *conn)
Check if directory exists.
********************************************************************/
-BOOL vfs_directory_exist(connection_struct *conn, char *dname, SMB_STRUCT_STAT *st)
+BOOL vfs_directory_exist(connection_struct *conn, const char *dname, SMB_STRUCT_STAT *st)
{
SMB_STRUCT_STAT st2;
BOOL ret;
@@ -309,20 +199,26 @@ BOOL vfs_directory_exist(connection_struct *conn, char *dname, SMB_STRUCT_STAT *
if(!ret)
errno = ENOTDIR;
- return ret;
+ return ret;
}
/*******************************************************************
- vfs mkdir wrapper that calls dos_to_unix.
+ vfs getwd wrapper
********************************************************************/
+char *vfs_getwd(connection_struct *conn, char *path)
+{
+ return conn->vfs_ops.getwd(conn,path);
+}
-int vfs_mkdir(connection_struct *conn, char *fname, mode_t mode)
+/*******************************************************************
+ vfs mkdir wrapper
+********************************************************************/
+
+int vfs_mkdir(connection_struct *conn, const char *name, mode_t mode)
{
int ret;
- pstring name;
SMB_STRUCT_STAT sbuf;
- pstrcpy(name,dos_to_unix(fname,False)); /* paranoia copy */
if(!(ret=conn->vfs_ops.mkdir(conn,name,mode))) {
/*
* Check if high bits should have been set,
@@ -337,23 +233,10 @@ int vfs_mkdir(connection_struct *conn, char *fname, mode_t mode)
}
/*******************************************************************
- vfs getwd wrapper that calls dos_to_unix.
-********************************************************************/
-
-char *vfs_getwd(connection_struct *conn, char *unix_path)
-{
- char *wd;
- wd = conn->vfs_ops.getwd(conn,unix_path);
- if (wd)
- unix_to_dos(wd, True);
- return wd;
-}
-
-/*******************************************************************
Check if a vfs file exists.
********************************************************************/
-BOOL vfs_file_exist(connection_struct *conn,char *fname,SMB_STRUCT_STAT *sbuf)
+BOOL vfs_file_exist(connection_struct *conn,const char *fname,SMB_STRUCT_STAT *sbuf)
{
SMB_STRUCT_STAT st;
@@ -397,7 +280,7 @@ ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count)
Write data to a fd on the vfs.
****************************************************************************/
-ssize_t vfs_write_data(files_struct *fsp,char *buffer,size_t N)
+ssize_t vfs_write_data(files_struct *fsp,const char *buffer,size_t N)
{
size_t total=0;
ssize_t ret;
@@ -549,13 +432,6 @@ char *vfs_readdirname(connection_struct *conn, void *p)
dname = dname - 2;
#endif
- {
- static pstring buf;
- memcpy(buf, dname, NAMLEN(ptr)+1);
- unix_to_dos(buf, True);
- dname = buf;
- }
-
return(dname);
}
generated by cgit (git 2.34.1) at 2024-07-08 06:10:08 +0000