s3:smbldap: add smbldap_talloc_first_attribute()

metze

Signed-off-by: Stefan Metzmacher <metze@samba.org>
(cherry picked from commit c992127f8a96c37940a6d298c7c6859c47f83d9b)

1 files changed, 34 insertions, 0 deletions

diff --git a/source3/lib/smbldap.c b/source3/lib/smbldap.c
index 4727c1593e..7aa36bac0b 100644
--- a/source3/lib/smbldap.c
+++ b/source3/lib/smbldap.c
@@ -333,6 +333,40 @@ ATTRIB_MAP_ENTRY sidmap_attr_list[] = {
 	return result;
 }
 
+ char * smbldap_talloc_first_attribute(LDAP *ldap_struct, LDAPMessage *entry,
+				       const char *attribute,
+				       TALLOC_CTX *mem_ctx)
+{
+	char **values;
+	char *result;
+	size_t converted_size;
+
+	if (attribute == NULL) {
+		return NULL;
+	}
+
+	values = ldap_get_values(ldap_struct, entry, attribute);
+
+	if (values == NULL) {
+		DEBUG(10, ("attribute %s does not exist\n", attribute));
+		return NULL;
+	}
+
+	if (!pull_utf8_talloc(mem_ctx, &result, values[0], &converted_size)) {
+		DEBUG(10, ("pull_utf8_talloc failed\n"));
+		ldap_value_free(values);
+		return NULL;
+	}
+
+	ldap_value_free(values);
+
+#ifdef DEBUG_PASSWORDS
+	DEBUG (100, ("smbldap_get_first_attribute: [%s] = [%s]\n",
+		     attribute, result));
+#endif
+	return result;
+}
+
  char * smbldap_talloc_smallest_attribute(LDAP *ldap_struct, LDAPMessage *entry,
 					  const char *attribute,
 					  TALLOC_CTX *mem_ctx)