From 549c1a2564b56f2bb38f1203d59c747ea15817f3 Mon Sep 17 00:00:00 2001
From: Tom Gundersen <teg@jklm.no>
Date: Thu, 23 Jul 2015 13:09:35 +0200
Subject: resolved: rr - SSHFP contains the fingerprint, not the key

Rename the field to make this clearer.
---
 src/resolve/resolved-dns-packet.c | 6 +++---
 src/resolve/resolved-dns-rr.c     | 8 ++++----
 src/resolve/resolved-dns-rr.h     | 5 +++--
 3 files changed, 10 insertions(+), 9 deletions(-)

(limited to 'src/resolve')

diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c
index 955d513d7c..af219ce4ff 100644
--- a/src/resolve/resolved-dns-packet.c
+++ b/src/resolve/resolved-dns-packet.c
@@ -761,7 +761,7 @@ int dns_packet_append_rr(DnsPacket *p, const DnsResourceRecord *rr, size_t *star
                 if (r < 0)
                         goto fail;
 
-                r = dns_packet_append_blob(p, rr->sshfp.key, rr->sshfp.key_size, NULL);
+                r = dns_packet_append_blob(p, rr->sshfp.fingerprint, rr->sshfp.fingerprint_size, NULL);
                 break;
 
         case DNS_TYPE_DNSKEY:
@@ -1531,10 +1531,10 @@ int dns_packet_read_rr(DnsPacket *p, DnsResourceRecord **ret, size_t *start) {
                         goto fail;
 
                 r = dns_packet_read_memdup(p, rdlength - 2,
-                                           &rr->sshfp.key, &rr->sshfp.key_size,
+                                           &rr->sshfp.fingerprint, &rr->sshfp.fingerprint_size,
                                            NULL);
 
-                if (rr->sshfp.key_size <= 0) {
+                if (rr->sshfp.fingerprint_size <= 0) {
                         /* the accepted size depends on the algorithm, but for now
                            just ensure that the value is greater than zero */
                         r = -EBADMSG;
diff --git a/src/resolve/resolved-dns-rr.c b/src/resolve/resolved-dns-rr.c
index 9efe4b3c08..2bc9f2b520 100644
--- a/src/resolve/resolved-dns-rr.c
+++ b/src/resolve/resolved-dns-rr.c
@@ -276,7 +276,7 @@ DnsResourceRecord* dns_resource_record_unref(DnsResourceRecord *rr) {
                         break;
 
                 case DNS_TYPE_SSHFP:
-                        free(rr->sshfp.key);
+                        free(rr->sshfp.fingerprint);
                         break;
 
                 case DNS_TYPE_DNSKEY:
@@ -434,8 +434,8 @@ int dns_resource_record_equal(const DnsResourceRecord *a, const DnsResourceRecor
         case DNS_TYPE_SSHFP:
                 return a->sshfp.algorithm == b->sshfp.algorithm &&
                        a->sshfp.fptype == b->sshfp.fptype &&
-                       a->sshfp.key_size == b->sshfp.key_size &&
-                       memcmp(a->sshfp.key, b->sshfp.key, a->sshfp.key_size) == 0;
+                       a->sshfp.fingerprint_size == b->sshfp.fingerprint_size &&
+                       memcmp(a->sshfp.fingerprint, b->sshfp.fingerprint, a->sshfp.fingerprint_size) == 0;
 
         case DNS_TYPE_DNSKEY:
                 return a->dnskey.zone_key_flag == b->dnskey.zone_key_flag &&
@@ -687,7 +687,7 @@ int dns_resource_record_to_string(const DnsResourceRecord *rr, char **ret) {
                 break;
 
         case DNS_TYPE_SSHFP:
-                t = hexmem(rr->sshfp.key, rr->sshfp.key_size);
+                t = hexmem(rr->sshfp.fingerprint, rr->sshfp.fingerprint_size);
                 if (!t)
                         return -ENOMEM;
 
diff --git a/src/resolve/resolved-dns-rr.h b/src/resolve/resolved-dns-rr.h
index dc51126f97..0f40f3ceef 100644
--- a/src/resolve/resolved-dns-rr.h
+++ b/src/resolve/resolved-dns-rr.h
@@ -117,11 +117,12 @@ struct DnsResourceRecord {
                         size_t digest_size;
                 } ds;
 
+                /* https://tools.ietf.org/html/rfc4255#section-3.1 */
                 struct {
                         uint8_t algorithm;
                         uint8_t fptype;
-                        void *key;
-                        size_t key_size;
+                        void *fingerprint;
+                        size_t fingerprint_size;
                 } sshfp;
 
                 /* http://tools.ietf.org/html/rfc4034#section-2.1 */
-- 
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