X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/a57a146ebc3f15f1ba2dfe8ecb9b59702fb8f799..8d14d66b84cc370cefe54b33de1b95bb49c90bf6:/merge.c

diff --git a/merge.c b/merge.c
index 95abbba..be97eb4 100644
--- a/merge.c
+++ b/merge.c
@@ -3,7 +3,7 @@
  *
  * Jonathan McDowell <noodles@earth.li>
  *
- * Copyright 2002-2004 Project Purple
+ * Copyright 2002-2005 Project Purple
  */
 
 #include <stdio.h>
@@ -43,7 +43,20 @@ bool compare_packets(struct openpgp_packet *a, struct openpgp_packet *b)
  */
 bool compare_signatures(struct openpgp_packet *a, struct openpgp_packet *b)
 {
-	return (sig_keyid(a) == sig_keyid(b));
+	uint64_t a_keyid, b_keyid;
+	time_t a_creation, b_creation;
+
+	if (a->data[0] != b->data[0]) {
+		/* Different signature versions, so not the same */
+		return false;
+	} else if (a->data[0] == 4 && a->data[1] != b->data[1]) {
+		/* Type 4 signature, but different types */
+		return false;
+	} else {
+		sig_info(a, &a_keyid, &a_creation);
+		sig_info(b, &b_keyid, &b_creation);
+		return (a_creation == b_creation) && (a_keyid == b_keyid);
+	}
 }
 
 /**
@@ -305,12 +318,12 @@ int merge_keys(struct openpgp_publickey *a, struct openpgp_publickey *b)
 		/*
 		 * Key IDs are the same, so I guess we have to merge them.
 		 */
-		curpacket = b->revocations;
+		curpacket = b->sigs;
 		while (curpacket != NULL) {
 			nextpacket = curpacket->next;
-			if (find_packet(a->revocations, curpacket->packet)) {
+			if (find_packet(a->sigs, curpacket->packet)) {
 				/*
-				 * We already have this revocation, remove it
+				 * We already have this signature, remove it
 				 * from the difference list and free the memory
 				 * allocated for it.
 				 */
@@ -318,8 +331,8 @@ int merge_keys(struct openpgp_publickey *a, struct openpgp_publickey *b)
 				if (lastpacket != NULL) {
 					lastpacket->next = curpacket->next;
 				} else {
-					log_assert(curpacket == b->revocations);
-					b->revocations = curpacket->next;
+					log_assert(curpacket == b->sigs);
+					b->sigs = curpacket->next;
 				}
 				curpacket->next = NULL;
 				free_packet_list(curpacket);
@@ -329,15 +342,15 @@ int merge_keys(struct openpgp_publickey *a, struct openpgp_publickey *b)
 			}
 			curpacket = nextpacket;
 		}
-		b->last_revocation = lastpacket;
+		b->last_sig = lastpacket;
 
 		/*
-		 * Anything left on b->revocations doesn't exist on
-		 * a->revocations, so add them to the list.
+		 * Anything left on b->sigs doesn't exist on
+		 * a->sigs, so add them to the list.
 		 */
-		packet_list_add(&a->revocations,
-				&a->last_revocation,
-				b->revocations);
+		packet_list_add(&a->sigs,
+				&a->last_sig,
+				b->sigs);
 
 		/*
 		 * Merge uids (signed list).
@@ -350,5 +363,13 @@ int merge_keys(struct openpgp_publickey *a, struct openpgp_publickey *b)
 
 	}
 
+	/*
+	 * If either key was revoked, make sure both the new ones are marked as
+	 * being so.
+	 */
+	if (a->revoked || b->revoked) {
+		a->revoked = b->revoked = true;
+	}
+
 	return rc;
 }