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authorStefan Metzmacher <metze@samba.org>2008-11-07 22:41:12 +0100
committerStefan Metzmacher <metze@samba.org>2008-11-07 22:41:12 +0100
commitff5c58da55ae359496480e66f209d9ef3e2a05cb (patch)
tree9167ce069fc03ca026d7b9951d75433c139a40f4 /librpc/ndr
parentda9f41dde201d747c50ac2f5bf7973818f168855 (diff)
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librpc/ndr: move ndr_sec_helper.c to the toplevel
metze
Diffstat (limited to 'librpc/ndr')
-rw-r--r--librpc/ndr/ndr_sec_helper.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/librpc/ndr/ndr_sec_helper.c b/librpc/ndr/ndr_sec_helper.c
new file mode 100644
index 0000000000..009e3524a7
--- /dev/null
+++ b/librpc/ndr/ndr_sec_helper.c
@@ -0,0 +1,88 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ fast routines for getting the wire size of security objects
+
+ Copyright (C) Andrew Tridgell 2003
+ Copyright (C) Stefan Metzmacher 2006-2008
+
+ 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 "librpc/gen_ndr/ndr_security.h"
+
+/*
+ return the wire size of a security_ace
+*/
+size_t ndr_size_security_ace(const struct security_ace *ace, int flags)
+{
+ size_t ret;
+
+ if (!ace) return 0;
+
+ ret = 8 + ndr_size_dom_sid(&ace->trustee, flags);
+
+ switch (ace->type) {
+ case SEC_ACE_TYPE_ACCESS_ALLOWED_OBJECT:
+ case SEC_ACE_TYPE_ACCESS_DENIED_OBJECT:
+ case SEC_ACE_TYPE_SYSTEM_AUDIT_OBJECT:
+ case SEC_ACE_TYPE_SYSTEM_ALARM_OBJECT:
+ ret += 4; /* uint32 bitmap ace->object.object.flags */
+ if (ace->object.object.flags & SEC_ACE_OBJECT_TYPE_PRESENT) {
+ ret += 16; /* GUID ace->object.object.type.type */
+ }
+ if (ace->object.object.flags & SEC_ACE_INHERITED_OBJECT_TYPE_PRESENT) {
+ ret += 16; /* GUID ace->object.object.inherited_typeinherited_type */
+ }
+ break;
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+/*
+ return the wire size of a security_acl
+*/
+size_t ndr_size_security_acl(const struct security_acl *acl, int flags)
+{
+ size_t ret;
+ int i;
+ if (!acl) return 0;
+ ret = 8;
+ for (i=0;i<acl->num_aces;i++) {
+ ret += ndr_size_security_ace(&acl->aces[i], flags);
+ }
+ return ret;
+}
+
+/*
+ return the wire size of a security descriptor
+*/
+size_t ndr_size_security_descriptor(const struct security_descriptor *sd, int flags)
+{
+ size_t ret;
+ if (!sd) return 0;
+
+ ret = 20;
+ ret += ndr_size_dom_sid(sd->owner_sid, flags);
+ ret += ndr_size_dom_sid(sd->group_sid, flags);
+ ret += ndr_size_security_acl(sd->dacl, flags);
+ ret += ndr_size_security_acl(sd->sacl, flags);
+ return ret;
+}
+