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Diffstat (limited to 'source4/dsdb/samdb/samdb_privilege.c')
-rw-r--r--source4/dsdb/samdb/samdb_privilege.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/source4/dsdb/samdb/samdb_privilege.c b/source4/dsdb/samdb/samdb_privilege.c
new file mode 100644
index 0000000000..9fb20a84dc
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+++ b/source4/dsdb/samdb/samdb_privilege.c
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+/*
+ Unix SMB/CIFS implementation.
+
+ manipulate privilege records in samdb
+
+ Copyright (C) Andrew Tridgell 2004
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "librpc/gen_ndr/ndr_security.h"
+#include "lib/ldb/include/ldb.h"
+
+/*
+ add privilege bits for one sid to a security_token
+*/
+static NTSTATUS samdb_privilege_setup_sid(void *samctx, TALLOC_CTX *mem_ctx,
+ const struct dom_sid *sid,
+ uint64_t *mask)
+{
+ char *sidstr;
+ const char * const attrs[] = { "privilege", NULL };
+ struct ldb_message **res = NULL;
+ struct ldb_message_element *el;
+ int ret, i;
+
+ *mask = 0;
+
+ sidstr = dom_sid_string(mem_ctx, sid);
+ if (sidstr == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ret = samdb_search(samctx, mem_ctx, NULL, &res, attrs, "objectSid=%s", sidstr);
+ if (ret != 1) {
+ talloc_free(sidstr);
+ /* not an error to not match */
+ return NT_STATUS_OK;
+ }
+
+ el = ldb_msg_find_element(res[0], "privilege");
+ if (el == NULL) {
+ talloc_free(sidstr);
+ return NT_STATUS_OK;
+ }
+
+ for (i=0;i<el->num_values;i++) {
+ const char *priv_str = el->values[i].data;
+ int privilege = sec_privilege_id(priv_str);
+ if (privilege == -1) {
+ DEBUG(1,("Unknown privilege '%s' in samdb\n",
+ priv_str));
+ continue;
+ }
+ *mask |= sec_privilege_mask(privilege);
+ }
+
+ return NT_STATUS_OK;
+}
+
+/*
+ setup the privilege mask for this security token based on our
+ local SAM
+*/
+NTSTATUS samdb_privilege_setup(struct security_token *token)
+{
+ void *samctx;
+ TALLOC_CTX *mem_ctx = talloc(token, 0);
+ int i;
+ NTSTATUS status;
+
+ samctx = samdb_connect(mem_ctx);
+ if (samctx == NULL) {
+ talloc_free(mem_ctx);
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ token->privilege_mask = 0;
+
+ for (i=0;i<token->num_sids;i++) {
+ uint64_t mask;
+ status = samdb_privilege_setup_sid(samctx, mem_ctx,
+ token->sids[i], &mask);
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_free(mem_ctx);
+ return status;
+ }
+ token->privilege_mask |= mask;
+ }
+
+ talloc_free(mem_ctx);
+
+ return NT_STATUS_OK;
+}