1 files changed, 124 insertions, 0 deletions
diff --git a/source3/lib/util_builtin.c b/source3/lib/util_builtin.c
new file mode 100644
index 0000000000..e1b990619b
--- /dev/null
+++ b/source3/lib/util_builtin.c
@@ -0,0 +1,124 @@
+/*
+   Unix SMB/CIFS implementation.
+   Translate BUILTIN names to SIDs and vice versa
+   Copyright (C) Volker Lendecke 2005
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "passdb.h"
+#include "../libcli/security/security.h"
+
+struct rid_name_map {
+	uint32 rid;
+	const char *name;
+};
+
+static const struct rid_name_map builtin_aliases[] = {
+	{ BUILTIN_RID_ADMINISTRATORS,		"Administrators" },
+	{ BUILTIN_RID_USERS,		"Users" },
+	{ BUILTIN_RID_GUESTS,		"Guests" },
+	{ BUILTIN_RID_POWER_USERS,	"Power Users" },
+	{ BUILTIN_RID_ACCOUNT_OPERATORS,	"Account Operators" },
+	{ BUILTIN_RID_SERVER_OPERATORS,		"Server Operators" },
+	{ BUILTIN_RID_PRINT_OPERATORS,		"Print Operators" },
+	{ BUILTIN_RID_BACKUP_OPERATORS,		"Backup Operators" },
+	{ BUILTIN_RID_REPLICATOR,		"Replicator" },
+	{ BUILTIN_RID_RAS_SERVERS,		"RAS Servers" },
+	{ BUILTIN_RID_PRE_2K_ACCESS,
+		"Pre-Windows 2000 Compatible Access" },
+	{ BUILTIN_RID_REMOTE_DESKTOP_USERS,
+		"Remote Desktop Users" },
+	{ BUILTIN_RID_NETWORK_CONF_OPERATORS,
+		"Network Configuration Operators" },
+	{ BUILTIN_RID_INCOMING_FOREST_TRUST,
+		"Incoming Forest Trust Builders" },
+	{ BUILTIN_RID_PERFMON_USERS,
+		"Performance Monitor Users" },
+	{ BUILTIN_RID_PERFLOG_USERS,
+		"Performance Log Users" },
+	{ BUILTIN_RID_AUTH_ACCESS,
+		"Windows Authorization Access Group" },
+	{ BUILTIN_RID_TS_LICENSE_SERVERS,
+		"Terminal Server License Servers" },
+	{  0, NULL}};
+
+/*******************************************************************
+ Look up a rid in the BUILTIN domain
+ ********************************************************************/
+bool lookup_builtin_rid(TALLOC_CTX *mem_ctx, uint32 rid, const char **name)
+{
+	const struct rid_name_map *aliases = builtin_aliases;
+
+	while (aliases->name != NULL) {
+		if (rid == aliases->rid) {
+			*name = talloc_strdup(mem_ctx, aliases->name);
+			return True;
+		}
+		aliases++;
+	}
+
+	return False;
+}
+
+/*******************************************************************
+ Look up a name in the BUILTIN domain
+ ********************************************************************/
+bool lookup_builtin_name(const char *name, uint32 *rid)
+{
+	const struct rid_name_map *aliases = builtin_aliases;
+
+	while (aliases->name != NULL) {
+		if (strequal(name, aliases->name)) {
+			*rid = aliases->rid;
+			return True;
+		}
+		aliases++;
+	}
+
+	return False;
+}
+
+/*****************************************************************
+ Return the name of the BUILTIN domain
+*****************************************************************/
+
+const char *builtin_domain_name(void)
+{
+	return "BUILTIN";
+}
+
+/*****************************************************************
+ Check if the SID is the builtin SID (S-1-5-32).
+*****************************************************************/
+
+bool sid_check_is_builtin(const struct dom_sid *sid)
+{
+	return dom_sid_equal(sid, &global_sid_Builtin);
+}
+
+/*****************************************************************
+ Check if the SID is one of the builtin SIDs (S-1-5-32-a).
+*****************************************************************/
+
+bool sid_check_is_in_builtin(const struct dom_sid *sid)
+{
+	struct dom_sid dom_sid;
+
+	sid_copy(&dom_sid, sid);
+	sid_split_rid(&dom_sid, NULL);
+
+	return sid_check_is_builtin(&dom_sid);
+}