X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fresolve%2Fresolved-dns-question.c;h=45bcbbf23a15f5e2e62ac5996e6f2651826e95f0;hb=02dd6e189a6d2b7f3884ad4cdb3d8c85e009c565;hp=056bd6eb649474232b1676599dcf4d1d0cb0cd30;hpb=7e8e0422aeb16f2a09a40546c61df753d10029b6;p=elogind.git

diff --git a/src/resolve/resolved-dns-question.c b/src/resolve/resolved-dns-question.c
index 056bd6eb6..45bcbbf23 100644
--- a/src/resolve/resolved-dns-question.c
+++ b/src/resolve/resolved-dns-question.c
@@ -115,7 +115,7 @@ int dns_question_matches_cname(DnsQuestion *q, DnsResourceRecord *rr) {
                         return r;
         }
 
-        return 1;
+        return 0;
 }
 
 int dns_question_is_valid(DnsQuestion *q) {
@@ -137,6 +137,8 @@ int dns_question_is_valid(DnsQuestion *q) {
 
         /* Check that all keys in this question bear the same name */
         for (i = 1; i < q->n_keys; i++) {
+                assert(q->keys[i]);
+
                 r = dns_name_equal(DNS_RESOURCE_KEY_NAME(q->keys[i]), name);
                 if (r <= 0)
                         return r;
@@ -218,7 +220,7 @@ int dns_question_cname_redirect(DnsQuestion *q, const char *name, DnsQuestion **
                 return -ENOMEM;
 
         /* Create a new question, and patch in the new name */
-        for (n->n_keys = 0; n->n_keys < q->n_keys; n->n_keys++) {
+        for (i = 0; i < q->n_keys; i++) {
                 _cleanup_(dns_resource_key_unrefp) DnsResourceKey *k = NULL;
 
                 k = dns_resource_key_new(q->keys[i]->class, q->keys[i]->type, name);
@@ -235,3 +237,38 @@ int dns_question_cname_redirect(DnsQuestion *q, const char *name, DnsQuestion **
 
         return 1;
 }
+
+int dns_question_endswith(DnsQuestion *q, const char *suffix) {
+        unsigned i;
+
+        assert(q);
+        assert(suffix);
+
+        for (i = 0; i < q->n_keys; i++) {
+                int k;
+
+                k = dns_name_endswith(DNS_RESOURCE_KEY_NAME(q->keys[i]), suffix);
+                if (k <= 0)
+                        return k;
+        }
+
+        return 1;
+}
+
+int dns_question_extract_reverse_address(DnsQuestion *q, int *family, union in_addr_union *address) {
+        unsigned i;
+
+        assert(q);
+        assert(family);
+        assert(address);
+
+        for (i = 0; i < q->n_keys; i++) {
+                int k;
+
+                k = dns_name_address(DNS_RESOURCE_KEY_NAME(q->keys[i]), family, address);
+                if (k != 0)
+                        return k;
+        }
+
+        return 0;
+}