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-rw-r--r--source4/ntvfs/posix/pvfs_resolve.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/source4/ntvfs/posix/pvfs_resolve.c b/source4/ntvfs/posix/pvfs_resolve.c
index 37b182733c..325bc74f8f 100644
--- a/source4/ntvfs/posix/pvfs_resolve.c
+++ b/source4/ntvfs/posix/pvfs_resolve.c
@@ -623,6 +623,86 @@ NTSTATUS pvfs_resolve_name_fd(struct pvfs_state *pvfs, int fd,
return pvfs_fill_dos_info(pvfs, name, fd);
}
+/*
+ fill in the pvfs_filename info for an open file, given the current
+ info for a (possibly) non-open file. This is used by places that need
+ to update the pvfs_filename stat information, and the path
+ after a possible rename on a different handle.
+*/
+NTSTATUS pvfs_resolve_name_handle(struct pvfs_state *pvfs,
+ struct pvfs_file_handle *h)
+{
+ NTSTATUS status;
+
+ if (h->have_opendb_entry) {
+ struct odb_lock *lck;
+ const char *name = NULL;
+
+ lck = odb_lock(h, h->pvfs->odb_context, &h->odb_locking_key);
+ if (lck == NULL) {
+ DEBUG(0,("%s: failed to lock file '%s' in opendb\n",
+ __FUNCTION__, h->name->full_name));
+ /* we were supposed to do a blocking lock, so something
+ is badly wrong! */
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ status = odb_get_path(lck, &name);
+ if (NT_STATUS_IS_OK(status)) {
+ /*
+ * This relies an the fact that
+ * renames of open files are only
+ * allowed by setpathinfo() and setfileinfo()
+ * and there're only renames within the same
+ * directory supported
+ */
+ if (strcmp(h->name->full_name, name) != 0) {
+ const char *orig_dir;
+ const char *new_file;
+ const char *new_orig;
+ char *delim;
+
+ delim = strrchr(name, '/');
+ if (!delim) {
+ talloc_free(lck);
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+
+ new_file = delim + 1;
+ delim = strrchr(h->name->original_name, '\\');
+ if (delim) {
+ delim[0] = '\0';
+ orig_dir = h->name->original_name;
+ new_orig = talloc_asprintf(h->name, "%s\\%s",
+ orig_dir, new_file);
+ if (!new_orig) {
+ talloc_free(lck);
+ return NT_STATUS_NO_MEMORY;
+ }
+ } else {
+ new_orig = talloc_strdup(h->name, new_file);
+ if (!new_orig) {
+ talloc_free(lck);
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ talloc_free(h->name->original_name);
+ talloc_free(h->name->full_name);
+ h->name->full_name = talloc_steal(h->name, name);
+ h->name->original_name = new_orig;
+ }
+ }
+
+ talloc_free(lck);
+ }
+
+ status = pvfs_resolve_name_fd(pvfs, h->fd, h->name);
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ return NT_STATUS_OK;
+}
+
/*
resolve the parent of a given name