s3-winbind: Implemented samr backend function common_rids_to_names.

diff --git a/source3/winbindd/winbindd_samr.c b/source3/winbindd/winbindd_samr.c
index 1f8d03cf7e50f3bafbc0940211e726ce91d4a0c8..ef825fdab4b8ededbd179c76d0a9e0c5a1a8638f 100644 (file)
--- a/source3/winbindd/winbindd_samr.c
+++ b/source3/winbindd/winbindd_samr.c
@@ -1016,12 +1016,111 @@ static NTSTATUS common_rids_to_names(struct winbindd_domain *domain,
                                     const struct dom_sid *sid,
                                     uint32 *rids,
                                     size_t num_rids,
-                                    char **domain_name,
-                                    char ***names,
-                                    enum lsa_SidType **types)
+                                    char **pdomain_name,
+                                    char ***pnames,
+                                    enum lsa_SidType **ptypes)
 {
-       /* TODO FIXME */
-       return NT_STATUS_NOT_IMPLEMENTED;
+       struct rpc_pipe_client *lsa_pipe;
+       struct policy_handle lsa_policy;
+       enum lsa_SidType *types = NULL;
+       char *domain_name = NULL;
+       char **domains = NULL;
+       char **names = NULL;
+       struct dom_sid *sids;
+       size_t i;
+       TALLOC_CTX *tmp_ctx;
+       NTSTATUS status;
+
+       DEBUG(3,("samr: rids to names for domain %s\n", domain->name));
+
+       tmp_ctx = talloc_stackframe();
+       if (tmp_ctx == NULL) {
+               return NT_STATUS_NO_MEMORY;
+       }
+
+       status = open_internal_lsa_conn(tmp_ctx, &lsa_pipe, &lsa_policy);
+       if (!NT_STATUS_IS_OK(status)) {
+               goto error;
+       }
+
+       if (num_rids) {
+               sids = TALLOC_ARRAY(tmp_ctx, struct dom_sid, num_rids);
+               if (sids == NULL) {
+                       status = NT_STATUS_NO_MEMORY;
+                       goto error;
+               }
+       } else {
+               sids = NULL;
+       }
+
+       for (i = 0; i < num_rids; i++) {
+               if (!sid_compose(&sids[i], sid, rids[i])) {
+                       status = NT_STATUS_INTERNAL_ERROR;
+                       goto error;
+               }
+       }
+
+       /*
+        * We don't run into deadlocks here, cause winbind_off() is called in
+        * the main function.
+        */
+       status = rpccli_lsa_lookup_sids(lsa_pipe,
+                                       tmp_ctx,
+                                       &lsa_policy,
+                                       num_rids,
+                                       sids,
+                                       &domains,
+                                       &names,
+                                       &types);
+       if (!NT_STATUS_IS_OK(status) &&
+           !NT_STATUS_EQUAL(status, STATUS_SOME_UNMAPPED)) {
+               DEBUG(2,("rids_to_names: failed to lookup sids: %s\n",
+                       nt_errstr(status)));
+               goto error;
+       }
+
+       for (i = 0; i < num_rids; i++) {
+               char *mapped_name = NULL;
+               NTSTATUS map_status;
+
+               if (types[i] != SID_NAME_UNKNOWN) {
+                       map_status = normalize_name_map(tmp_ctx,
+                                                       domain,
+                                                       names[i],
+                                                       &mapped_name);
+                       if (NT_STATUS_IS_OK(map_status) ||
+                           NT_STATUS_EQUAL(map_status, NT_STATUS_FILE_RENAMED)) {
+                               TALLOC_FREE(names[i]);
+                               names[i] = talloc_strdup(names, mapped_name);
+                               if (names[i] == NULL) {
+                                       status = NT_STATUS_NO_MEMORY;
+                                       goto error;
+                               }
+                       }
+
+                       domain_name = domains[i];
+               }
+       }
+
+       if (pdomain_name) {
+               *pdomain_name = talloc_strdup(mem_ctx, domain_name);
+               if (*pdomain_name == NULL) {
+                       status = NT_STATUS_NO_MEMORY;
+                       goto error;
+               }
+       }
+
+       if (ptypes) {
+               *ptypes = talloc_move(mem_ctx, &types);
+       }
+
+       if (pnames) {
+               *pnames = talloc_move(mem_ctx, &names);
+       }
+
+error:
+       TALLOC_FREE(tmp_ctx);
+       return status;
 }
 
 static NTSTATUS common_lockout_policy(struct winbindd_domain *domain,