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authorAndreas Schneider <asn@samba.org>2010-06-21 10:28:21 +0200
committerAndreas Schneider <asn@samba.org>2010-07-05 15:59:13 +0200
commit3c06d42bec49f3fd0ab0d03fe3cbc7205f6d2e2d (patch)
tree17616caea4772d09faeff742433457f05be59615
parent1f2fe8dee9df1228974ab713b77e470185552916 (diff)
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s3-winbind: Added a common rpc_lookup_groupmem function.
-rw-r--r--source3/winbindd/winbindd_rpc.c128
-rw-r--r--source3/winbindd/winbindd_rpc.h13
2 files changed, 141 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_rpc.c b/source3/winbindd/winbindd_rpc.c
index 77050f6ae6..a87f368d90 100644
--- a/source3/winbindd/winbindd_rpc.c
+++ b/source3/winbindd/winbindd_rpc.c
@@ -655,3 +655,131 @@ NTSTATUS rpc_lookup_useraliases(TALLOC_CTX *mem_ctx,
return NT_STATUS_OK;
#undef MAX_SAM_ENTRIES_W2K
}
+
+/* Lookup group membership given a rid. */
+NTSTATUS rpc_lookup_groupmem(TALLOC_CTX *mem_ctx,
+ struct rpc_pipe_client *samr_pipe,
+ struct policy_handle *samr_policy,
+ const char *domain_name,
+ const struct dom_sid *domain_sid,
+ const struct dom_sid *group_sid,
+ enum lsa_SidType type,
+ uint32_t *pnum_names,
+ struct dom_sid **psid_mem,
+ char ***pnames,
+ uint32_t **pname_types)
+{
+ struct policy_handle group_policy;
+ struct samr_RidTypeArray *rids = NULL;
+ uint32_t group_rid;
+ uint32_t *rid_mem = NULL;
+
+ uint32_t num_names = 0;
+ uint32_t total_names = 0;
+ struct dom_sid *sid_mem = NULL;
+ char **names = NULL;
+ uint32_t *name_types = NULL;
+
+ struct lsa_Strings tmp_names;
+ struct samr_Ids tmp_types;
+
+ uint32_t j, r;
+ NTSTATUS status;
+
+ if (!sid_peek_check_rid(domain_sid, group_sid, &group_rid)) {
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ status = rpccli_samr_OpenGroup(samr_pipe,
+ mem_ctx,
+ samr_policy,
+ SEC_FLAG_MAXIMUM_ALLOWED,
+ group_rid,
+ &group_policy);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /*
+ * Step #1: Get a list of user rids that are the members of the group.
+ */
+ status = rpccli_samr_QueryGroupMember(samr_pipe,
+ mem_ctx,
+ &group_policy,
+ &rids);
+
+ rpccli_samr_Close(samr_pipe, mem_ctx, &group_policy);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (rids == NULL || rids->count == 0) {
+ pnum_names = 0;
+ pnames = NULL;
+ pname_types = NULL;
+ psid_mem = NULL;
+
+ return NT_STATUS_OK;
+ }
+
+ num_names = rids->count;
+ rid_mem = rids->rids;
+
+ /*
+ * Step #2: Convert list of rids into list of usernames.
+ */
+ if (num_names > 0) {
+ names = TALLOC_ZERO_ARRAY(mem_ctx, char *, num_names);
+ name_types = TALLOC_ZERO_ARRAY(mem_ctx, uint32_t, num_names);
+ sid_mem = TALLOC_ZERO_ARRAY(mem_ctx, struct dom_sid, num_names);
+ if (names == NULL || name_types == NULL || sid_mem == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ for (j = 0; j < num_names; j++) {
+ sid_compose(&sid_mem[j], domain_sid, rid_mem[j]);
+ }
+
+ status = rpccli_samr_LookupRids(samr_pipe,
+ mem_ctx,
+ samr_policy,
+ num_names,
+ rid_mem,
+ &tmp_names,
+ &tmp_types);
+ if (!NT_STATUS_IS_OK(status)) {
+ if (!NT_STATUS_EQUAL(status, STATUS_SOME_UNMAPPED)) {
+ return status;
+ }
+ }
+
+ /* Copy result into array. The talloc system will take
+ care of freeing the temporary arrays later on. */
+ if (tmp_names.count != tmp_types.count) {
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ for (r = 0; r < tmp_names.count; r++) {
+ if (tmp_types.ids[r] == SID_NAME_UNKNOWN) {
+ continue;
+ }
+ names[total_names] = fill_domain_username_talloc(names,
+ domain_name,
+ tmp_names.names[r].string,
+ true);
+ if (names[total_names] == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ name_types[total_names] = tmp_types.ids[r];
+ total_names++;
+ }
+
+ *pnum_names = total_names;
+ *pnames = names;
+ *pname_types = name_types;
+ *psid_mem = sid_mem;
+
+ return NT_STATUS_OK;
+}
diff --git a/source3/winbindd/winbindd_rpc.h b/source3/winbindd/winbindd_rpc.h
index ee9fafa0b0..b31718747f 100644
--- a/source3/winbindd/winbindd_rpc.h
+++ b/source3/winbindd/winbindd_rpc.h
@@ -104,4 +104,17 @@ NTSTATUS rpc_lookup_useraliases(TALLOC_CTX *mem_ctx,
uint32_t *pnum_aliases,
uint32_t **palias_rids);
+/* Lookup group membership given a rid. */
+NTSTATUS rpc_lookup_groupmem(TALLOC_CTX *mem_ctx,
+ struct rpc_pipe_client *samr_pipe,
+ struct policy_handle *samr_policy,
+ const char *domain_name,
+ const struct dom_sid *domain_sid,
+ const struct dom_sid *group_sid,
+ enum lsa_SidType type,
+ uint32_t *pnum_names,
+ struct dom_sid **psid_mem,
+ char ***pnames,
+ uint32_t **pname_types);
+
#endif /* _WINBINDD_RPC_H_ */