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authorVolker Lendecke <vl@samba.org>2008-12-10 12:32:24 +0100
committerVolker Lendecke <vl@samba.org>2008-12-10 18:30:23 +0100
commitb37684ffcec4ba0beada55d37bcaf4f5e79bcd58 (patch)
treef33c44e9ae5ac06b978b1603e31d80f7fde46d3a /source3
parenta4b52118d44906882677ed1234428d8025134036 (diff)
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Make use of smbd_gpfs_get_realfilename_path in unix_convert
Diffstat (limited to 'source3')
-rw-r--r--source3/modules/gpfs.c25
-rw-r--r--source3/modules/vfs_gpfs.c61
2 files changed, 86 insertions, 0 deletions
diff --git a/source3/modules/gpfs.c b/source3/modules/gpfs.c
index c4b2518e02..92aecb9fb6 100644
--- a/source3/modules/gpfs.c
+++ b/source3/modules/gpfs.c
@@ -31,6 +31,8 @@ static int (*gpfs_set_share_fn)(int fd, unsigned int allow, unsigned int deny);
static int (*gpfs_set_lease_fn)(int fd, unsigned int leaseType);
static int (*gpfs_getacl_fn)(char *pathname, int flags, void *acl);
static int (*gpfs_putacl_fn)(char *pathname, int flags, void *acl);
+static int (*gpfs_get_realfilename_path_fn)(char *pathname, char *filenamep,
+ int *buflen);
bool set_gpfs_sharemode(files_struct *fsp, uint32 access_mask,
@@ -134,6 +136,17 @@ int smbd_gpfs_putacl(char *pathname, int flags, void *acl)
return gpfs_putacl_fn(pathname, flags, acl);
}
+int smbd_gpfs_get_realfilename_path(char *pathname, char *filenamep,
+ int *buflen)
+{
+ if (gpfs_get_realfilename_path_fn == NULL) {
+ errno = ENOSYS;
+ return -1;
+ }
+
+ return gpfs_get_realfilename_path_fn(pathname, filenamep, buflen);
+}
+
static bool init_gpfs_function_lib(void *plibhandle_pointer,
const char *libname,
void *pfn_pointer, const char *fn_name)
@@ -142,6 +155,9 @@ static bool init_gpfs_function_lib(void *plibhandle_pointer,
void **libhandle_pointer = (void **)plibhandle_pointer;
void **fn_pointer = (void **)pfn_pointer;
+ DEBUG(10, ("trying to load name %s from %s\n",
+ fn_name, libname));
+
if (*libhandle_pointer == NULL) {
*libhandle_pointer = sys_dlopen(libname, RTLD_LAZY);
did_open_here = true;
@@ -187,6 +203,8 @@ void init_gpfs(void)
init_gpfs_function(&gpfs_set_lease_fn, "gpfs_set_lease");
init_gpfs_function(&gpfs_getacl_fn, "gpfs_getacl");
init_gpfs_function(&gpfs_putacl_fn, "gpfs_putacl");
+ init_gpfs_function(&gpfs_get_realfilename_path_fn,
+ "gpfs_get_realfilename_path");
gpfs_share_modes = lp_parm_bool(-1, "gpfs", "sharemodes", True);
gpfs_leases = lp_parm_bool(-1, "gpfs", "leases", True);
@@ -226,6 +244,13 @@ int smbd_gpfs_putacl(char *pathname, int flags, void *acl)
return -1;
}
+int smbd_gpfs_get_realfilename_path(char *pathname, char *fileamep,
+ int *buflen)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
void init_gpfs(void)
{
return;
diff --git a/source3/modules/vfs_gpfs.c b/source3/modules/vfs_gpfs.c
index 5cadce9e1d..780bd9b8a5 100644
--- a/source3/modules/vfs_gpfs.c
+++ b/source3/modules/vfs_gpfs.c
@@ -72,7 +72,64 @@ static int vfs_gpfs_setlease(vfs_handle_struct *handle, files_struct *fsp,
return ret;
}
+static int vfs_gpfs_get_real_filename(struct vfs_handle_struct *handle,
+ const char *path,
+ const char *name,
+ TALLOC_CTX *mem_ctx,
+ char **found_name)
+{
+ int result;
+ char *full_path;
+ char real_pathname[PATH_MAX+1];
+ int buflen;
+
+ full_path = talloc_asprintf(talloc_tos(), "%s/%s", path, name);
+ if (full_path == NULL) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ buflen = sizeof(real_pathname) - 1;
+
+ result = smbd_gpfs_get_realfilename_path(full_path, real_pathname,
+ &buflen);
+
+ TALLOC_FREE(full_path);
+
+ if (result == -1) {
+ DEBUG(10, ("smbd_gpfs_get_realfilename_path returned %s\n",
+ strerror(errno)));
+ return -1;
+ }
+
+ /*
+ * GPFS does not necessarily null-terminate the returned path
+ * but instead returns the buffer length in buflen.
+ */
+ if (buflen < sizeof(real_pathname)) {
+ real_pathname[buflen] = '\0';
+ } else {
+ real_pathname[sizeof(real_pathname)-1] = '\0';
+ }
+
+ DEBUG(10, ("smbd_gpfs_get_realfilename_path: %s/%s -> %s\n",
+ path, name, real_pathname));
+
+ name = strrchr_m(real_pathname, '/');
+ if (name == NULL) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ *found_name = talloc_strdup(mem_ctx, name+1);
+ if (*found_name == NULL) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ return 0;
+}
static void gpfs_dumpacl(int level, struct gpfs_acl *gacl)
{
@@ -822,6 +879,10 @@ static vfs_op_tuple gpfs_op_tuples[] = {
SMB_VFS_OP_LINUX_SETLEASE,
SMB_VFS_LAYER_OPAQUE },
+ { SMB_VFS_OP(vfs_gpfs_get_real_filename),
+ SMB_VFS_OP_GET_REAL_FILENAME,
+ SMB_VFS_LAYER_OPAQUE },
+
{ SMB_VFS_OP(gpfsacl_fget_nt_acl),
SMB_VFS_OP_FGET_NT_ACL,
SMB_VFS_LAYER_TRANSPARENT },