Added anonymous client connections support.

[silc.git] / apps / silcd / packet_receive.c

diff --git a/apps/silcd/packet_receive.c b/apps/silcd/packet_receive.c
index c0bda1432fee1a80bf82967dcf251b208ac041f0..d3f03aae0bca0667e643715008640924f39f2955 100644 (file)
--- a/apps/silcd/packet_receive.c
+++ b/apps/silcd/packet_receive.c
@@ -2290,6 +2290,25 @@ SilcClientEntry silc_server_new_client(SilcServer server,
     snprintf(&nickname[strlen(nickname) - 1], 1, "%d", nickfail);
   }
 
+  /* If client marked as anonymous, scramble the username and hostname */
+  if (client->mode & SILC_UMODE_ANONYMOUS) {
+    char *scramble;
+
+    if (strlen(username) >= 2) {
+      username[0] = silc_rng_get_byte_fast(server->rng);
+      username[1] = silc_rng_get_byte_fast(server->rng);
+    }
+
+    scramble = silc_hash_babbleprint(server->sha1hash, username,
+                                    strlen(username));
+    scramble[5] = '@';
+    scramble[11] = '.';
+    memcpy(&scramble[16], ".silc", 5);
+    scramble[21] = '\0';
+    silc_free(username);
+    username = scramble;
+  }
+
   /* Update client entry */
   idata->status |= SILC_IDLIST_STATUS_REGISTERED;
   client->nickname = nickname;