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authorAndrew Tridgell <tridge@samba.org>2010-10-19 11:20:14 +1100
committerAndrew Tridgell <tridge@samba.org>2010-10-19 11:22:35 +1100
commitd16fe72585445e7fd3724a7413ca7e03ee633fc9 (patch)
tree54cc5dacefa7ce1ae1c1c416ed68616d195b88b7 /source4/lib
parent5f6c004dec2140755ddfe5f801775e19a03a7ec8 (diff)
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s4-ldb: cope with NULL oid in controls
the ldap server will mark a control with a NULL oid in order to remove it. This prevents a O(n^2) cost in control handling. Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>
Diffstat (limited to 'source4/lib')
-rw-r--r--source4/lib/ldb/common/ldb.c10
-rw-r--r--source4/lib/ldb/common/ldb_controls.c10
2 files changed, 11 insertions, 9 deletions
diff --git a/source4/lib/ldb/common/ldb.c b/source4/lib/ldb/common/ldb.c
index 33d6c48cbe..e2a3e603ce 100644
--- a/source4/lib/ldb/common/ldb.c
+++ b/source4/lib/ldb/common/ldb.c
@@ -756,10 +756,12 @@ static void ldb_trace_request(struct ldb_context *ldb, struct ldb_request *req)
ldb_debug_add(ldb, " control: <NONE>\n");
} else {
for (i=0; req->controls && req->controls[i]; i++) {
- ldb_debug_add(ldb, " control: %s crit:%u data:%s\n",
- req->controls[i]->oid,
- req->controls[i]->critical,
- req->controls[i]->data?"yes":"no");
+ if (req->controls[i]->oid) {
+ ldb_debug_add(ldb, " control: %s crit:%u data:%s\n",
+ req->controls[i]->oid,
+ req->controls[i]->critical,
+ req->controls[i]->data?"yes":"no");
+ }
}
}
diff --git a/source4/lib/ldb/common/ldb_controls.c b/source4/lib/ldb/common/ldb_controls.c
index a63357de7f..f0afe8a96a 100644
--- a/source4/lib/ldb/common/ldb_controls.c
+++ b/source4/lib/ldb/common/ldb_controls.c
@@ -41,7 +41,7 @@ struct ldb_control *ldb_request_get_control(struct ldb_request *req, const char
if (req->controls != NULL) {
for (i = 0; req->controls[i]; i++) {
- if (strcmp(oid, req->controls[i]->oid) == 0) {
+ if (req->controls[i]->oid && strcmp(oid, req->controls[i]->oid) == 0) {
break;
}
}
@@ -60,7 +60,7 @@ struct ldb_control *ldb_reply_get_control(struct ldb_reply *rep, const char *oid
if (rep->controls != NULL) {
for (i = 0; rep->controls[i]; i++) {
- if (strcmp(oid, rep->controls[i]->oid) == 0) {
+ if (rep->controls[i]->oid && strcmp(oid, rep->controls[i]->oid) == 0) {
break;
}
}
@@ -170,7 +170,7 @@ int ldb_request_add_control(struct ldb_request *req, const char *oid, bool criti
for (n=0; req->controls && req->controls[n];n++) {
/* having two controls of the same OID makes no sense */
- if (strcmp(oid, req->controls[n]->oid) == 0) {
+ if (req->controls[n]->oid && strcmp(oid, req->controls[n]->oid) == 0) {
return LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS;
}
}
@@ -208,7 +208,7 @@ int ldb_reply_add_control(struct ldb_reply *ares, const char *oid, bool critical
for (n=0; ares->controls && ares->controls[n];) {
/* having two controls of the same OID makes no sense */
- if (strcmp(oid, ares->controls[n]->oid) == 0) {
+ if (ares->controls[n]->oid && strcmp(oid, ares->controls[n]->oid) == 0) {
return LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS;
}
n++;
@@ -246,7 +246,7 @@ int ldb_request_replace_control(struct ldb_request *req, const char *oid, bool c
}
for (n=0; req->controls[n];n++) {
- if (strcmp(oid, req->controls[n]->oid) == 0) {
+ if (req->controls[n]->oid && strcmp(oid, req->controls[n]->oid) == 0) {
req->controls[n]->critical = critical;
req->controls[n]->data = data;
return LDB_SUCCESS;