+
+/**
+ * cached_getkeysigs - Gets the signatures on a key.
+ * @keyid: The key we want the signatures for.
+ *
+ * This function gets the signatures on a key. It's the same as the
+ * getkeysigs function above except we use the hash module to cache the
+ * data so if we need it again it's already loaded.
+ */
+struct ll *cached_getkeysigs(uint64_t keyid)
+{
+ struct stats_key *key = NULL;
+
+ if (keyid == 0) {
+ return NULL;
+ }
+
+ key = findinhash(keyid);
+ if (key == NULL) {
+ key = malloc(sizeof(*key));
+ if (key != NULL) {
+ key->keyid = keyid;
+ key->colour = 0;
+ key->parent = 0;
+ key->sigs = NULL;
+ key->gotsigs = false;
+ addtohash(key);
+ } else {
+ perror("cached_getkeysigs()");
+ return NULL;
+ }
+ }
+ if (key->gotsigs == false) {
+ key->sigs = getkeysigs(key->keyid);
+ key->gotsigs = true;
+ }
+
+ return key->sigs;
+}
+
+#ifdef NEED_GETFULLKEYID
+/**
+ * getfullkeyid - Maps a 32bit key id to a 64bit one.
+ * @keyid: The 32bit keyid.
+ *
+ * This function maps a 32bit key id to the full 64bit one. It returns the
+ * full keyid. If the key isn't found a keyid of 0 is returned.
+ */
+uint64_t getfullkeyid(uint64_t keyid)
+{
+ struct openpgp_publickey *publickey = NULL;
+
+ if (keyid < 0x100000000LL) {
+ fetch_key(keyid, &publickey, false);
+ if (publickey != NULL) {
+ keyid = get_keyid(publickey);
+ free_publickey(publickey);
+ publickey = NULL;
+ } else {
+ keyid = 0;
+ }
+ }
+
+ return keyid;
+}
+#endif