X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/0f4971d043c38bae1bfb95201622a1405110f899..4d1212e60c60d000bc289e197fc0dccf98285bb1:/decodekey.c

diff --git a/decodekey.c b/decodekey.c
index 9ae614d..efffad7 100644
--- a/decodekey.c
+++ b/decodekey.c
@@ -4,11 +4,8 @@
  * Jonathan McDowell <noodles@earth.li>
  *
  * Copyright 2002 Project Purple
- *
- * $Id: decodekey.c,v 1.2 2003/06/04 20:57:07 noodles Exp $
  */
 
-#include <assert.h>
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -20,6 +17,7 @@
 #include "keyid.h"
 #include "keystructs.h"
 #include "ll.h"
+#include "log.h"
 
 /*
  *	parse_subpackets - Parse the subpackets of a Type 4 signature.
@@ -36,7 +34,7 @@ int parse_subpackets(unsigned char *data, uint64_t *keyid)
 	int length = 0;
 	int packetlen = 0;
 
-	assert(data != NULL);
+	log_assert(data != NULL);
 
 	length = (data[0] << 8) + data[1] + 2;
 
@@ -55,13 +53,13 @@ int parse_subpackets(unsigned char *data, uint64_t *keyid)
 			packetlen <<= 8;
 			packetlen = data[offset++];
 		}
-		switch (data[offset]) {
+		switch (data[offset] & 0x7F) {
 		case 2:
 			/*
 			 * Signature creation time. Might want to output this?
 			 */
 			break;
-		case 0x83:
+		case 3:
 			/*
 			 * Signature expiration time. Might want to output this?
 			 */
@@ -83,6 +81,12 @@ int parse_subpackets(unsigned char *data, uint64_t *keyid)
 			*keyid <<= 8;
 			*keyid += data[offset+packetlen - 1];
 			break;
+		case 20:
+			/*
+			 * Annotation data.
+			 */
+			break;
+
 		case 23:
 			/*
 			 * Key server preferences. Including no-modify.
@@ -96,10 +100,14 @@ int parse_subpackets(unsigned char *data, uint64_t *keyid)
 		default:
 			/*
 			 * We don't care about unrecognized packets unless bit
-			 * 7 is set in which case we prefer an error than
-			 * ignoring it.
+			 * 7 is set in which case we log a major error.
 			 */
-			assert(!(data[offset] & 0x80));
+			if (data[offset] & 0x80) {
+				logthing(LOGTHING_CRITICAL,
+				"Critical subpacket type not parsed: 0x%X",
+					data[offset]);
+			}
+				
 		}
 		offset += packetlen;
 	}
@@ -207,6 +215,10 @@ char **keyuids(struct openpgp_publickey *key, char **primary)
 	char buf[1024];
 	char **uids = NULL;
 	int count = 0;
+        
+        if (primary != NULL) {
+        	*primary = NULL;
+	}
 
 	if (key != NULL && key->uids != NULL) {
 		uids = malloc((spsize(key->uids) + 1) * sizeof (char *));
@@ -223,13 +235,41 @@ char **keyuids(struct openpgp_publickey *key, char **primary)
 			curuid = curuid -> next;
 		}
 		uids[count] = NULL;
-	}
-	/*
-	 * TODO: Parse subpackets for real primary ID (v4 keys)
-	 */
-	if (primary != NULL) {
-		*primary = uids[0];
+
+		/*
+		 * TODO: Parse subpackets for real primary ID (v4 keys)
+		 */
+		if (primary != NULL) {
+			*primary = uids[0];
+		}
 	}
 
 	return uids;
 }
+
+/**
+ *	keysubkeys - Takes a key and returns an array of its subkey keyids.
+ *	@key: The key to get the subkeys of.
+ *
+ *	keysubkeys takes a public key structure and returns an array of the
+ *	subkey keyids for that key.
+ */
+uint64_t *keysubkeys(struct openpgp_publickey *key)
+{
+	struct openpgp_signedpacket_list *cursubkey = NULL;
+	uint64_t                         *subkeys = NULL;
+	int                               count = 0;
+        
+	if (key != NULL && key->subkeys != NULL) {
+		subkeys = malloc((spsize(key->subkeys) + 1) *
+				sizeof (uint64_t));
+		cursubkey = key->subkeys;
+		while (cursubkey != NULL) {
+			subkeys[count++] = get_packetid(cursubkey->packet);
+			cursubkey = cursubkey -> next;
+		}
+		subkeys[count] = 0;
+	}
+
+	return subkeys;
+}