Add support for key retrieval by SKS hash

[onak.git] / keyd.c

diff --git a/keyd.c b/keyd.c
index 5d5b7ba8c883b68326361f7789bbb228e6ac1593..4534a570d263e0840101a3f7f8695fdee8e91a8e 100644 (file)
--- a/keyd.c
+++ b/keyd.c
@@ -140,6 +140,7 @@ int sock_do(int fd)
        struct openpgp_packet_list *packets = NULL;
        struct openpgp_packet_list *list_end = NULL;
        struct buffer_ctx storebuf;
+       struct skshash hash;
 
        /*
         * Get the command from the client.
@@ -357,6 +358,53 @@ int sock_do(int fd)
                        write(fd, stats,
                                sizeof(*stats));
                        break;
+               case KEYD_CMD_GETSKSHASH:
+                       cmd = KEYD_REPLY_OK;
+                       write(fd, &cmd, sizeof(cmd));
+                       bytes = read(fd, hash.hash, sizeof(hash.hash));
+                       if (bytes != sizeof(hash.hash)) {
+                               ret = 1;
+                       }
+                       storebuf.offset = 0;
+                       if (ret == 0) {
+                               logthing(LOGTHING_INFO,
+                                               "Fetching by hash"
+                                               ", result: %d",
+                                               config.dbbackend->
+                                               fetch_key_skshash(&hash,
+                                                       &key));
+                               if (key != NULL) {
+                                       storebuf.size = 8192;
+                                       storebuf.buffer = malloc(8192);
+
+                                       flatten_publickey(key,
+                                                       &packets,
+                                                       &list_end);
+                                       write_openpgp_stream(buffer_putchar,
+                                                       &storebuf,
+                                                       packets);
+                                       logthing(LOGTHING_TRACE,
+                                                       "Sending %d bytes.",
+                                                       storebuf.offset);
+                                       write(fd, &storebuf.offset,
+                                               sizeof(storebuf.offset));
+                                       write(fd, storebuf.buffer,
+                                               storebuf.offset);
+
+                                       free(storebuf.buffer);
+                                       storebuf.buffer = NULL;
+                                       storebuf.size = storebuf.offset = 0;
+                                       free_packet_list(packets);
+                                       packets = list_end = NULL;
+                                       free_publickey(key);
+                                       key = NULL;
+                               } else {
+                                       write(fd, &storebuf.offset,
+                                               sizeof(storebuf.offset));
+                               }
+                       }
+                       break;
+
                default:
                        logthing(LOGTHING_ERROR, "Got unknown command: %d",
                                        cmd);