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authorGünther Deschner <gd@samba.org>2010-08-26 16:41:15 +0200
committerGünther Deschner <gd@samba.org>2010-09-20 14:03:13 -0700
commit400616017974f057c8a2e817b62b90b1490d4129 (patch)
tree111cd8af4d24b64cfe698c414c53a321e4d9cc87 /libcli
parent62544c5d2b9caab818ce82eb0b3877854a9719b6 (diff)
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libcli: add dom_sid_compare_domain()
Guenther
Diffstat (limited to 'libcli')
-rw-r--r--libcli/security/dom_sid.c18
-rw-r--r--libcli/security/dom_sid.h2
2 files changed, 20 insertions, 0 deletions
diff --git a/libcli/security/dom_sid.c b/libcli/security/dom_sid.c
index 93f887134e..f94d952b4d 100644
--- a/libcli/security/dom_sid.c
+++ b/libcli/security/dom_sid.c
@@ -98,6 +98,24 @@ bool sid_append_rid(struct dom_sid *sid, uint32_t rid)
return false;
}
+/*
+ See if 2 SIDs are in the same domain
+ this just compares the leading sub-auths
+*/
+int dom_sid_compare_domain(const struct dom_sid *sid1,
+ const struct dom_sid *sid2)
+{
+ int n, i;
+
+ n = MIN(sid1->num_auths, sid2->num_auths);
+
+ for (i = n-1; i >= 0; --i)
+ if (sid1->sub_auths[i] != sid2->sub_auths[i])
+ return sid1->sub_auths[i] - sid2->sub_auths[i];
+
+ return dom_sid_compare_auth(sid1, sid2);
+}
+
/*****************************************************************
Convert a string to a SID. Returns True on success, False on fail.
*****************************************************************/
diff --git a/libcli/security/dom_sid.h b/libcli/security/dom_sid.h
index e89253554e..ac8669d725 100644
--- a/libcli/security/dom_sid.h
+++ b/libcli/security/dom_sid.h
@@ -26,6 +26,8 @@
#include "librpc/gen_ndr/security.h"
int dom_sid_compare(const struct dom_sid *sid1, const struct dom_sid *sid2);
+int dom_sid_compare_domain(const struct dom_sid *sid1,
+ const struct dom_sid *sid2);
bool dom_sid_equal(const struct dom_sid *sid1, const struct dom_sid *sid2);
bool dom_sid_parse(const char *sidstr, struct dom_sid *ret);
struct dom_sid *dom_sid_parse_talloc(TALLOC_CTX *mem_ctx, const char *sidstr);