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
--- /dev/null
+++ b/source4/dsdb/samdb/samdb_privilege.c
@@ -0,0 +1,107 @@
+/* 
+   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;	
+}