updates.
[silc.git] / apps / silcd / command.c
index 8c93bdded56c2a36314d44bc14143d3ec474ee6a..3a0bd76fbe06d7feb456c3a180778a42b030c6a7 100644 (file)
@@ -2,9 +2,9 @@
 
   command.c
 
-  Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
+  Author: Pekka Riikonen <priikone@silcnet.org>
 
-  Copyright (C) 1997 - 2001 Pekka Riikonen
+  Copyright (C) 1997 - 2002 Pekka Riikonen
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -56,8 +56,7 @@ SilcServerCommand silc_command_list[] =
   SILC_SERVER_CMD(quit, QUIT, SILC_CF_LAG | SILC_CF_REG),
   SILC_SERVER_CMD(kill, KILL, SILC_CF_LAG_STRICT | SILC_CF_REG | SILC_CF_OPER),
   SILC_SERVER_CMD(info, INFO, SILC_CF_LAG | SILC_CF_REG),
-  SILC_SERVER_CMD(connect, CONNECT, 
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
+  SILC_SERVER_CMD(stats, STATS, SILC_CF_LAG | SILC_CF_REG),
   SILC_SERVER_CMD(ping, PING, SILC_CF_LAG | SILC_CF_REG),
   SILC_SERVER_CMD(oper, OPER, SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
   SILC_SERVER_CMD(join, JOIN, SILC_CF_LAG_STRICT | SILC_CF_REG),
@@ -67,16 +66,19 @@ SilcServerCommand silc_command_list[] =
   SILC_SERVER_CMD(cumode, CUMODE, SILC_CF_LAG | SILC_CF_REG),
   SILC_SERVER_CMD(kick, KICK, SILC_CF_LAG_STRICT | SILC_CF_REG),
   SILC_SERVER_CMD(ban, BAN, SILC_CF_LAG_STRICT | SILC_CF_REG),
-  SILC_SERVER_CMD(close, CLOSE,
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
-  SILC_SERVER_CMD(shutdown, SHUTDOWN, SILC_CF_LAG | SILC_CF_REG | 
-                 SILC_CF_OPER),
   SILC_SERVER_CMD(silcoper, SILCOPER,
                  SILC_CF_LAG | SILC_CF_REG | SILC_CF_SILC_OPER),
   SILC_SERVER_CMD(leave, LEAVE, SILC_CF_LAG_STRICT | SILC_CF_REG),
   SILC_SERVER_CMD(users, USERS, SILC_CF_LAG | SILC_CF_REG),
   SILC_SERVER_CMD(getkey, GETKEY, SILC_CF_LAG | SILC_CF_REG),
 
+  SILC_SERVER_CMD(connect, PRIV_CONNECT, 
+                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
+  SILC_SERVER_CMD(close, PRIV_CLOSE,
+                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
+  SILC_SERVER_CMD(shutdown, PRIV_SHUTDOWN, SILC_CF_LAG | SILC_CF_REG | 
+                 SILC_CF_OPER),
+
   { NULL, 0 },
 };
 
@@ -205,7 +207,7 @@ void silc_server_command_process(SilcServer server,
     if (cmd->cmd == command)
       break;
 
-  if (cmd == NULL) {
+  if (!cmd || !cmd->cb) {
     silc_server_command_send_status_reply(ctx, command,
                                          SILC_STATUS_ERR_UNKNOWN_COMMAND);
     silc_server_command_free(ctx);
@@ -393,7 +395,7 @@ silc_server_command_send_status_reply(SilcServerCommandContext cmd,
   SILC_LOG_DEBUG(("Sending command status %d", status));
 
   buffer = 
-    silc_command_reply_payload_encode_va(command, status, 
+    silc_command_reply_payload_encode_va(command, status, 0,
                                         silc_command_get_ident(cmd->payload),
                                         0);
   silc_server_packet_send(cmd->server, cmd->sock,
@@ -418,7 +420,7 @@ silc_server_command_send_status_data(SilcServerCommandContext cmd,
   SILC_LOG_DEBUG(("Sending command status %d", status));
 
   buffer = 
-    silc_command_reply_payload_encode_va(command, status, 
+    silc_command_reply_payload_encode_va(command, status, 0,
                                         silc_command_get_ident(cmd->payload),
                                         1, arg_type, arg, arg_len);
   silc_server_packet_send(cmd->server, cmd->sock,
@@ -437,16 +439,10 @@ silc_server_command_pending_error_check(SilcServerCommandContext cmd,
                                        SilcServerCommandReplyContext cmdr,
                                        SilcCommand command)
 {
-  SilcCommandStatus status;
-
   if (!cmd->pending || !cmdr)
     return FALSE;
 
-  SILC_GET16_MSB(status, silc_argument_get_arg_type(cmdr->args, 1, NULL));
-  if (status != SILC_STATUS_OK &&
-      status != SILC_STATUS_LIST_START &&
-      status != SILC_STATUS_LIST_ITEM &&
-      status != SILC_STATUS_LIST_END) {
+  if (!silc_command_get_status(cmdr->payload, NULL, NULL)) {
     SilcBuffer buffer;
 
     /* Send the same command reply payload */
@@ -800,7 +796,7 @@ silc_server_command_whois_send_reply(SilcServerCommandContext cmd,
 
     packet = 
       silc_command_reply_payload_encode_va(SILC_COMMAND_WHOIS,
-                                          status, ident, 8, 
+                                          status, 0, ident, 8, 
                                           2, idp->data, idp->len,
                                           3, nh, strlen(nh),
                                           4, uh, strlen(uh),
@@ -1158,7 +1154,7 @@ silc_server_command_whowas_send_reply(SilcServerCommandContext cmd,
       
     packet = 
       silc_command_reply_payload_encode_va(SILC_COMMAND_WHOWAS,
-                                          status, ident, 4, 
+                                          status, 0, ident, 4, 
                                           2, idp->data, idp->len,
                                           3, nh, strlen(nh),
                                           4, uh, strlen(uh),
@@ -1817,7 +1813,7 @@ silc_server_command_identify_send_reply(SilcServerCommandContext cmd,
 
       if (!entry->username) {
        packet = silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
-                                                     status, ident, 2,
+                                                     status, 0, ident, 2,
                                                      2, idp->data, idp->len, 
                                                      3, nh, strlen(nh));
       } else {
@@ -1830,7 +1826,7 @@ silc_server_command_identify_send_reply(SilcServerCommandContext cmd,
        }
        
        packet = silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
-                                                     status, ident, 3,
+                                                     status, 0, ident, 3,
                                                      2, idp->data, idp->len, 
                                                      3, nh, strlen(nh),
                                                      4, uh, strlen(uh));
@@ -1868,7 +1864,7 @@ silc_server_command_identify_send_reply(SilcServerCommandContext cmd,
       idp = silc_id_payload_encode(entry->id, SILC_ID_SERVER);
       packet = 
        silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
-                                            status, ident, 2,
+                                            status, 0, ident, 2,
                                             2, idp->data, idp->len, 
                                             3, entry->server_name, 
                                             entry->server_name ? 
@@ -1905,7 +1901,7 @@ silc_server_command_identify_send_reply(SilcServerCommandContext cmd,
       idp = silc_id_payload_encode(entry->id, SILC_ID_CHANNEL);
       packet = 
        silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
-                                            status, ident, 2,
+                                            status, 0, ident, 2,
                                             2, idp->data, idp->len, 
                                             3, entry->channel_name, 
                                             entry->channel_name ? 
@@ -2027,7 +2023,7 @@ SILC_SERVER_CMD_FUNC(nick)
     silc_server_send_notify_nick_change(server, server->router->connection, 
                                        server->server_type == SILC_SERVER ? 
                                        FALSE : TRUE, client->id,
-                                       new_id);
+                                       new_id, nick);
 
   oidp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
 
@@ -2051,14 +2047,16 @@ SILC_SERVER_CMD_FUNC(nick)
 
   /* Send NICK_CHANGE notify to the client's channels */
   silc_server_send_notify_on_channels(server, NULL, client, 
-                                     SILC_NOTIFY_TYPE_NICK_CHANGE, 2,
+                                     SILC_NOTIFY_TYPE_NICK_CHANGE, 3,
                                      oidp->data, oidp->len, 
-                                     nidp->data, nidp->len);
+                                     nidp->data, nidp->len,
+                                     client->nickname, 
+                                     strlen(client->nickname));
 
  send_reply:
   /* Send the new Client ID as reply command back to client */
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_NICK, 
-                                               SILC_STATUS_OK, ident, 1, 
+                                               SILC_STATUS_OK, 0, ident, 1, 
                                                2, nidp->data, nidp->len);
   silc_server_packet_send(cmd->server, cmd->sock, SILC_PACKET_COMMAND_REPLY,
                          0, packet->data, packet->len, FALSE);
@@ -2133,7 +2131,7 @@ silc_server_command_list_send_reply(SilcServerCommandContext cmd,
     /* Send the reply */
     packet = 
       silc_command_reply_payload_encode_va(SILC_COMMAND_LIST, 
-                                          status, ident, 4,
+                                          status, 0, ident, 4,
                                           2, idp->data, idp->len,
                                           3, entry->channel_name, 
                                           strlen(entry->channel_name),
@@ -2172,7 +2170,7 @@ silc_server_command_list_send_reply(SilcServerCommandContext cmd,
     /* Send the reply */
     packet = 
       silc_command_reply_payload_encode_va(SILC_COMMAND_LIST, 
-                                          status, ident, 4,
+                                          status, 0, ident, 4,
                                           2, idp->data, idp->len,
                                           3, entry->channel_name, 
                                           strlen(entry->channel_name),
@@ -2358,7 +2356,7 @@ SILC_SERVER_CMD_FUNC(topic)
   /* Send the topic to client as reply packet */
   idp = silc_id_payload_encode(channel_id, SILC_ID_CHANNEL);
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_TOPIC, 
-                                               SILC_STATUS_OK, ident, 2, 
+                                               SILC_STATUS_OK, 0, ident, 2, 
                                                2, idp->data, idp->len,
                                                3, channel->topic, 
                                                channel->topic ? 
@@ -2482,7 +2480,8 @@ SILC_SERVER_CMD_FUNC(invite)
     }
     
     /* Get route to the client */
-    dest_sock = silc_server_get_client_route(server, NULL, 0, dest_id, &idata);
+    dest_sock = silc_server_get_client_route(server, NULL, 0, dest_id, 
+                                            &idata, NULL);
     if (!dest_sock) {
       silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
                                            SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
@@ -2578,7 +2577,7 @@ SILC_SERVER_CMD_FUNC(invite)
   if (add || del)
     packet = 
       silc_command_reply_payload_encode_va(SILC_COMMAND_INVITE,
-                                          SILC_STATUS_OK, ident, 2,
+                                          SILC_STATUS_OK, 0, ident, 2,
                                           2, tmp, len,
                                           3, channel->invite_list,
                                           channel->invite_list ?
@@ -2586,7 +2585,7 @@ SILC_SERVER_CMD_FUNC(invite)
   else
     packet = 
       silc_command_reply_payload_encode_va(SILC_COMMAND_INVITE,
-                                          SILC_STATUS_OK, ident, 1,
+                                          SILC_STATUS_OK, 0, ident, 1,
                                           2, tmp, len);
   silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0, 
                          packet->data, packet->len, FALSE);
@@ -2671,6 +2670,7 @@ SILC_SERVER_CMD_FUNC(kill)
   SilcClientID *client_id;
   unsigned char *tmp, *comment;
   SilcUInt32 tmp_len, tmp_len2;
+  SilcBuffer killer;
   bool local;
 
   SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_KILL, cmd, 1, 2);
@@ -2724,7 +2724,7 @@ SILC_SERVER_CMD_FUNC(kill)
   /* Get comment */
   comment = silc_argument_get_arg_type(cmd->args, 2, &tmp_len2);
   if (tmp_len2 > 128)
-    comment = NULL;
+    tmp_len2 = 128;
 
   /* Send reply to the sender */
   silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
@@ -2737,22 +2737,24 @@ SILC_SERVER_CMD_FUNC(kill)
   /* Send KILLED notify to the channels. It is not sent to the client
      as it will be sent differently destined directly to the client and not
      to the channel. */
+  killer = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
   silc_server_send_notify_on_channels(server, remote_client, 
                                      remote_client, SILC_NOTIFY_TYPE_KILLED,
-                                     comment ? 2 : 1,
-                                     tmp, tmp_len,
-                                     comment, comment ? tmp_len2 : 0);
+                                     3, tmp, tmp_len,
+                                     comment, comment ? tmp_len2 : 0,
+                                     killer->data, killer->len);
+  silc_buffer_free(killer);
 
   /* Send KILLED notify to primary route */
   if (!server->standalone)
     silc_server_send_notify_killed(server, server->router->connection, TRUE,
-                                  remote_client->id, comment);
+                                  remote_client->id, comment, client->id);
 
   /* Send KILLED notify to the client directly */
   silc_server_send_notify_killed(server, remote_client->connection ? 
                                 remote_client->connection : 
                                 remote_client->router->connection, FALSE,
-                                remote_client->id, comment);
+                                remote_client->id, comment, client->id);
 
   /* Remove the client from all channels. This generates new keys to the
      channels as well. */
@@ -2770,7 +2772,7 @@ SILC_SERVER_CMD_FUNC(kill)
     /* Update statistics */
     if (remote_client->connection)
       server->stat.my_clients--;
-    if (server->server_type == SILC_ROUTER)
+    if (server->stat.cell_clients)
       server->stat.cell_clients--;
     SILC_OPER_STATS_UPDATE(remote_client, server, SILC_UMODE_SERVER_OPERATOR);
     SILC_OPER_STATS_UPDATE(remote_client, router, SILC_UMODE_ROUTER_OPERATOR);
@@ -2928,7 +2930,7 @@ SILC_SERVER_CMD_FUNC(info)
 
   /* Send the reply */
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_INFO,
-                                               SILC_STATUS_OK, ident, 3,
+                                               SILC_STATUS_OK, 0, ident, 3,
                                                2, idp->data, idp->len,
                                                3, server_name, 
                                                strlen(server_name),
@@ -2984,6 +2986,102 @@ SILC_SERVER_CMD_FUNC(ping)
   silc_server_command_free(cmd);
 }
 
+/* Server side of command STATS. */
+
+SILC_SERVER_CMD_FUNC(stats)
+{
+  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+  SilcServer server = cmd->server;
+  SilcServerID *server_id;
+  unsigned char *tmp;
+  SilcUInt32 tmp_len;
+  SilcBuffer packet, stats;
+  SilcUInt16 ident = silc_command_get_ident(cmd->payload);
+  SilcUInt32 uptime;
+
+  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_STATS, cmd, 1, 1);
+
+  /* Get Server ID */
+  tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+  if (!tmp) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
+                                         SILC_STATUS_ERR_NO_SERVER_ID);
+    goto out;
+  }
+  server_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
+  if (!server_id)
+    goto out;
+
+  /* The ID must be ours */
+  if (!SILC_ID_SERVER_COMPARE(server->id, server_id)) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
+                                         SILC_STATUS_ERR_NO_SUCH_SERVER);
+    silc_free(server_id);
+    goto out;
+  }
+  silc_free(server_id);
+
+  /* If we are router then just send everything we got. If we are normal
+     server then we'll send this to our router to get all the latest
+     statistical information. */
+  if (!cmd->pending && server->server_type != SILC_ROUTER && 
+      !server->standalone) {
+    /* Send request to our router */
+    SilcBuffer idp = silc_id_payload_encode(server->router->id, 
+                                           SILC_ID_SERVER);
+    packet = silc_command_payload_encode_va(SILC_COMMAND_STATS, 
+                                           ++server->cmd_ident, 1,
+                                           1, idp->data, idp->len);
+    silc_server_packet_send(server, server->router->connection,
+                           SILC_PACKET_COMMAND, 0, packet->data,
+                           packet->len, FALSE);
+
+    /* Reprocess this packet after received reply from router */
+    silc_server_command_pending(server, SILC_COMMAND_STATS, 
+                               server->cmd_ident,
+                               silc_server_command_stats,
+                               silc_server_command_dup(cmd));
+    cmd->pending = TRUE;
+    silc_buffer_free(packet);
+    silc_buffer_free(idp);
+    goto out;
+  }
+
+  /* Send our reply to sender */
+  uptime = time(NULL) - server->starttime;
+
+  stats = silc_buffer_alloc_size(60);
+  silc_buffer_format(stats,
+                    SILC_STR_UI_INT(server->starttime),
+                    SILC_STR_UI_INT(uptime),
+                    SILC_STR_UI_INT(server->stat.my_clients),
+                    SILC_STR_UI_INT(server->stat.my_channels),
+                    SILC_STR_UI_INT(server->stat.my_server_ops),
+                    SILC_STR_UI_INT(server->stat.my_router_ops),
+                    SILC_STR_UI_INT(server->stat.cell_clients),
+                    SILC_STR_UI_INT(server->stat.cell_channels),
+                    SILC_STR_UI_INT(server->stat.cell_servers),
+                    SILC_STR_UI_INT(server->stat.clients),
+                    SILC_STR_UI_INT(server->stat.channels),
+                    SILC_STR_UI_INT(server->stat.servers),
+                    SILC_STR_UI_INT(server->stat.routers),
+                    SILC_STR_UI_INT(server->stat.server_ops),
+                    SILC_STR_UI_INT(server->stat.router_ops),
+                    SILC_STR_END);
+
+  packet = silc_command_reply_payload_encode_va(SILC_COMMAND_STATS, 
+                                               SILC_STATUS_OK, 0, ident, 2,
+                                               2, tmp, tmp_len,
+                                               3, stats->data, stats->len);
+  silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY,
+                         0, packet->data, packet->len, FALSE);
+  silc_buffer_free(packet);
+  silc_buffer_free(stats);
+
+ out:
+  silc_server_command_free(cmd);
+}
+
 /* Internal routine to join channel. The channel sent to this function
    has been either created or resolved from ID lists. This joins the sent
    client to the channel. */
@@ -3209,7 +3307,7 @@ static void silc_server_command_join_channel(SilcServer server,
 
   reply = 
     silc_command_reply_payload_encode_va(SILC_COMMAND_JOIN,
-                                        SILC_STATUS_OK, ident, 13,
+                                        SILC_STATUS_OK, 0, ident, 13,
                                         2, channel->channel_name,
                                         strlen(channel->channel_name),
                                         3, chidp->data, chidp->len,
@@ -3464,8 +3562,7 @@ SILC_SERVER_CMD_FUNC(join)
 
   /* Check whether the channel was created by our router */
   if (cmd->pending && context2) {
-    SilcServerCommandReplyContext reply = 
-      (SilcServerCommandReplyContext)context2;
+    SilcServerCommandReplyContext reply = context2;
 
     if (silc_command_get(reply->payload) == SILC_COMMAND_JOIN) {
       tmp = silc_argument_get_arg_type(reply->args, 6, NULL);
@@ -3531,13 +3628,15 @@ SILC_SERVER_CMD_FUNC(motd)
       
       motd[motd_len] = 0;
       packet = silc_command_reply_payload_encode_va(SILC_COMMAND_MOTD,
-                                                   SILC_STATUS_OK, ident, 2,
+                                                   SILC_STATUS_OK, 0, 
+                                                   ident, 2,
                                                    2, idp, idp->len,
                                                    3, motd, motd_len);
     } else {
       /* No motd */
       packet = silc_command_reply_payload_encode_va(SILC_COMMAND_MOTD,
-                                                   SILC_STATUS_OK, ident, 1,
+                                                   SILC_STATUS_OK, 0, 
+                                                   ident, 1,
                                                    2, idp, idp->len);
     }
 
@@ -3613,7 +3712,7 @@ SILC_SERVER_CMD_FUNC(motd)
 
     idp = silc_id_payload_encode(server->id_entry->id, SILC_ID_SERVER);
     packet = silc_command_reply_payload_encode_va(SILC_COMMAND_MOTD,
-                                                 SILC_STATUS_OK, ident, 2,
+                                                 SILC_STATUS_OK, 0, ident, 2,
                                                  2, idp, idp->len,
                                                  3, entry->motd,
                                                  entry->motd ? 
@@ -3663,6 +3762,21 @@ SILC_SERVER_CMD_FUNC(umode)
     goto out;
   }
 
+  /* Anonymous mode cannot be set by client */
+  if (mask & SILC_UMODE_ANONYMOUS) {
+    if (!(client->mode & SILC_UMODE_ANONYMOUS)) {
+      silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
+                                           SILC_STATUS_ERR_PERM_DENIED);
+      goto out;
+    }
+  } else {
+    if (client->mode & SILC_UMODE_ANONYMOUS) {
+      silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
+                                           SILC_STATUS_ERR_PERM_DENIED);
+      goto out;
+    }
+  }
+
   /* Change the mode */
   client->mode = mask;
 
@@ -3673,7 +3787,7 @@ SILC_SERVER_CMD_FUNC(umode)
 
   /* Send command reply to sender */
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_UMODE,
-                                               SILC_STATUS_OK, ident, 1,
+                                               SILC_STATUS_OK, 0, ident, 1,
                                                2, tmp_mask, 4);
   silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0, 
                          packet->data, packet->len, FALSE);
@@ -3748,7 +3862,9 @@ SILC_SERVER_CMD_FUNC(cmode)
   /* Check that client has rights to change any requested channel modes */
   if (!silc_server_check_cmode_rights(server, channel, chl, mode_mask)) {
     silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
-                                         SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+                                         (chl->mode == 0 ? 
+                                          SILC_STATUS_ERR_NO_CHANNEL_PRIV :
+                                          SILC_STATUS_ERR_NO_CHANNEL_FOPRIV));
     goto out;
   }
 
@@ -3817,15 +3933,13 @@ SILC_SERVER_CMD_FUNC(cmode)
       }
 
       /* Save the passphrase */
-      passphrase = channel->passphrase = strdup(tmp);
+      passphrase = channel->passphrase = silc_memdup(tmp, strlen(tmp));
     }
   } else {
     if (channel->mode & SILC_CHANNEL_MODE_PASSPHRASE) {
       /* Passphrase mode is unset. remove the passphrase */
-      if (channel->passphrase) {
-       silc_free(channel->passphrase);
-       channel->passphrase = NULL;
-      }
+      silc_free(channel->passphrase);
+      channel->passphrase = NULL;
     }
   }
 
@@ -4047,7 +4161,7 @@ SILC_SERVER_CMD_FUNC(cmode)
 
   /* Send command reply to sender */
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_CMODE,
-                                               SILC_STATUS_OK, ident, 2,
+                                               SILC_STATUS_OK, 0, ident, 2,
                                                2, tmp_id, tmp_len2,
                                                3, tmp_mask, 4);
   silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0, 
@@ -4173,23 +4287,23 @@ SILC_SERVER_CMD_FUNC(cumode)
      but themselves. */
   if (chl->mode & SILC_CHANNEL_UMODE_CHANFO && client != target_client) {
     silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
-                                         SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+                                         SILC_STATUS_ERR_NO_CHANNEL_FOPRIV);
     goto out;
   }
 
   if (target_mask & SILC_CHANNEL_UMODE_CHANFO) {
+    if (target_client != client) {
+      silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+                                           SILC_STATUS_ERR_NOT_YOU);
+      goto out;
+    }
+
     if (!(chl->mode & SILC_CHANNEL_UMODE_CHANFO)) {
       /* The client tries to claim the founder rights. */
       unsigned char *tmp_auth;
       SilcUInt32 tmp_auth_len, auth_len;
       void *auth;
       
-      if (target_client != client) {
-       silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
-                                             SILC_STATUS_ERR_NOT_YOU);
-       goto out;
-      }
-
       if (!(channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) ||
          !channel->founder_key || !idata->public_key ||
          !silc_pkcs_public_key_compare(channel->founder_key, 
@@ -4264,6 +4378,31 @@ SILC_SERVER_CMD_FUNC(cumode)
     }
   }
 
+  if (target_mask & SILC_CHANNEL_UMODE_BLOCK_MESSAGES) {
+    if (target_client != client) {
+      silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+                                           SILC_STATUS_ERR_NOT_YOU);
+      goto out;
+    }
+
+    if (!(chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES)) {
+      chl->mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+      notify = TRUE;
+    }
+  } else {
+    if (chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES) {
+      if (target_client != client) {
+       silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+                                             SILC_STATUS_ERR_NOT_YOU);
+       goto out;
+      }
+
+      chl->mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+      notify = TRUE;
+    }
+  }
+
+
   idp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
   tmp_id = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
 
@@ -4287,7 +4426,7 @@ SILC_SERVER_CMD_FUNC(cumode)
 
   /* Send command reply to sender */
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_CUMODE,
-                                               SILC_STATUS_OK, ident, 3,
+                                               SILC_STATUS_OK, 0, ident, 3,
                                                2, tmp_mask, 4,
                                                3, tmp_ch_id, tmp_ch_len,
                                                4, tmp_id, tmp_len);
@@ -4638,61 +4777,6 @@ SILC_SERVER_CMD_FUNC(silcoper)
   silc_server_command_free(cmd);
 }
 
-/* Server side command of CONNECT. Connects us to the specified remote
-   server or router. */
-
-SILC_SERVER_CMD_FUNC(connect)
-{
-  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
-  SilcServer server = cmd->server;
-  SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
-  unsigned char *tmp, *host;
-  SilcUInt32 tmp_len;
-  SilcUInt32 port = SILC_PORT;
-
-  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CONNECT, cmd, 1, 2);
-
-  if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
-    goto out;
-
-  /* Check whether client has the permissions. */
-  if (client->mode == SILC_UMODE_NONE) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
-                                         SILC_STATUS_ERR_NO_SERVER_PRIV);
-    goto out;
-  }
-
-  if (server->server_type == SILC_ROUTER && 
-      client->mode & SILC_UMODE_SERVER_OPERATOR) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
-                                         SILC_STATUS_ERR_NO_ROUTER_PRIV);
-    goto out;
-  }
-
-  /* Get the remote server */
-  host = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
-  if (!host) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
-                                         SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
-    goto out;
-  }
-
-  /* Get port */
-  tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
-  if (tmp)
-    SILC_GET32_MSB(port, tmp);
-
-  /* Create the connection. It is done with timeout and is async. */
-  silc_server_create_connection(server, host, port);
-
-  /* Send reply to the sender */
-  silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
-                                       SILC_STATUS_OK);
-
- out:
-  silc_server_command_free(cmd);
-}
-
 /* Server side of command BAN. This is used to manage the ban list of the
    channel. To add clients and remove clients from the ban list. */
 
@@ -4801,7 +4885,7 @@ SILC_SERVER_CMD_FUNC(ban)
   /* Send the reply back to the client */
   packet = 
     silc_command_reply_payload_encode_va(SILC_COMMAND_BAN,
-                                        SILC_STATUS_OK, ident, 2,
+                                        SILC_STATUS_OK, 0, ident, 2,
                                         2, id, id_len,
                                         3, channel->ban_list, 
                                         channel->ban_list ? 
@@ -4816,111 +4900,6 @@ SILC_SERVER_CMD_FUNC(ban)
   silc_server_command_free(cmd);
 }
 
-/* Server side command of CLOSE. Closes connection to a specified server. */
-SILC_SERVER_CMD_FUNC(close)
-{
-  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
-  SilcServer server = cmd->server;
-  SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
-  SilcServerEntry server_entry;
-  SilcSocketConnection sock;
-  unsigned char *tmp;
-  SilcUInt32 tmp_len;
-  unsigned char *name;
-  SilcUInt32 port = SILC_PORT;
-
-  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CLOSE, cmd, 1, 2);
-
-  if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
-    goto out;
-
-  /* Check whether client has the permissions. */
-  if (client->mode == SILC_UMODE_NONE) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
-                                         SILC_STATUS_ERR_NO_SERVER_PRIV);
-    goto out;
-  }
-
-  /* Get the remote server */
-  name = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
-  if (!name) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
-                                         SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
-    goto out;
-  }
-
-  /* Get port */
-  tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
-  if (tmp)
-    SILC_GET32_MSB(port, tmp);
-
-  server_entry = silc_idlist_find_server_by_conn(server->local_list,
-                                                name, port, FALSE, NULL);
-  if (!server_entry)
-    server_entry = silc_idlist_find_server_by_conn(server->global_list,
-                                                  name, port, FALSE, NULL);
-  if (!server_entry) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
-                                         SILC_STATUS_ERR_NO_SERVER_ID);
-    goto out;
-  }
-
-  /* Send reply to the sender */
-  silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
-                                       SILC_STATUS_OK);
-
-  /* Close the connection to the server */
-  sock = (SilcSocketConnection)server_entry->connection;
-
-  /* If we shutdown primary router connection manually then don't trigger
-     any reconnect or backup router connections, by setting the router
-     to NULL here. */
-  if (server->router == server_entry) {
-    server->id_entry->router = NULL;
-    server->router = NULL;
-    server->standalone = TRUE;
-  }
-  silc_server_free_sock_user_data(server, sock, NULL);
-  silc_server_close_connection(server, sock);
-  
- out:
-  silc_server_command_free(cmd);
-}
-
-/* Server side command of SHUTDOWN. Shutdowns the server and closes all
-   active connections. */
-SILC_SERVER_CMD_FUNC(shutdown)
-{
-  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
-  SilcServer server = cmd->server;
-  SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
-
-  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_SHUTDOWN, cmd, 0, 0);
-
-  if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
-    goto out;
-
-  /* Check whether client has the permission. */
-  if (client->mode == SILC_UMODE_NONE) {
-    silc_server_command_send_status_reply(cmd, SILC_COMMAND_SHUTDOWN,
-                                         SILC_STATUS_ERR_NO_SERVER_PRIV);
-    goto out;
-  }
-
-  /* Send reply to the sender */
-  silc_server_command_send_status_reply(cmd, SILC_COMMAND_SHUTDOWN,
-                                       SILC_STATUS_OK);
-
-  /* Then, gracefully, or not, bring the server down. */
-  silc_server_stop(server);
-  exit(0);
-
- out:
-  silc_server_command_free(cmd);
-}
 /* Server side command of LEAVE. Removes client from a channel. */
 
 SILC_SERVER_CMD_FUNC(leave)
@@ -4975,8 +4954,8 @@ SILC_SERVER_CMD_FUNC(leave)
                                  server->server_type == SILC_ROUTER ?
                                  TRUE : FALSE, channel, id_entry->id);
 
-  silc_server_command_send_status_reply(cmd, SILC_COMMAND_LEAVE,
-                                       SILC_STATUS_OK);
+  silc_server_command_send_status_data(cmd, SILC_COMMAND_LEAVE,
+                                      SILC_STATUS_OK, 2, tmp, len);
 
   /* Remove client from channel */
   if (!silc_server_remove_from_one_channel(server, sock, channel, id_entry,
@@ -5120,7 +5099,7 @@ SILC_SERVER_CMD_FUNC(users)
   /* Send reply */
   idp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_USERS,
-                                               SILC_STATUS_OK, ident, 4,
+                                               SILC_STATUS_OK, 0, ident, 4,
                                                2, idp->data, idp->len,
                                                3, lc, 4,
                                                4, client_id_list->data,
@@ -5195,7 +5174,7 @@ SILC_SERVER_CMD_FUNC(getkey)
       SilcSocketConnection dest_sock;
       
       dest_sock = silc_server_get_client_route(server, NULL, 0, 
-                                              client_id, NULL);
+                                              client_id, NULL, NULL);
       if (!dest_sock)
        goto out;
       
@@ -5315,7 +5294,7 @@ SILC_SERVER_CMD_FUNC(getkey)
 
   tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
   packet = silc_command_reply_payload_encode_va(SILC_COMMAND_GETKEY,
-                                               SILC_STATUS_OK, ident, 
+                                               SILC_STATUS_OK, 0, ident, 
                                                pkdata ? 2 : 1,
                                                2, tmp, tmp_len,
                                                3, pkdata, pklen);
@@ -5333,3 +5312,166 @@ SILC_SERVER_CMD_FUNC(getkey)
   silc_free(server_id);
   silc_server_command_free(cmd);
 }
+
+
+/* Private range commands, specific to this implementation */
+
+/* Server side command of CONNECT. Connects us to the specified remote
+   server or router. */
+
+SILC_SERVER_CMD_FUNC(connect)
+{
+  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+  SilcServer server = cmd->server;
+  SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+  unsigned char *tmp, *host;
+  SilcUInt32 tmp_len;
+  SilcUInt32 port = SILC_PORT;
+
+  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_PRIV_CONNECT, cmd, 1, 2);
+
+  if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
+    goto out;
+
+  /* Check whether client has the permissions. */
+  if (client->mode == SILC_UMODE_NONE) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+                                         SILC_STATUS_ERR_NO_SERVER_PRIV);
+    goto out;
+  }
+
+  if (server->server_type == SILC_ROUTER && 
+      client->mode & SILC_UMODE_SERVER_OPERATOR) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+                                         SILC_STATUS_ERR_NO_ROUTER_PRIV);
+    goto out;
+  }
+
+  /* Get the remote server */
+  host = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+  if (!host) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+                                         SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+    goto out;
+  }
+
+  /* Get port */
+  tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
+  if (tmp)
+    SILC_GET32_MSB(port, tmp);
+
+  /* Create the connection. It is done with timeout and is async. */
+  silc_server_create_connection(server, host, port);
+
+  /* Send reply to the sender */
+  silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+                                       SILC_STATUS_OK);
+
+ out:
+  silc_server_command_free(cmd);
+}
+
+/* Server side command of CLOSE. Closes connection to a specified server. */
+SILC_SERVER_CMD_FUNC(close)
+{
+  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+  SilcServer server = cmd->server;
+  SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+  SilcServerEntry server_entry;
+  SilcSocketConnection sock;
+  unsigned char *tmp;
+  SilcUInt32 tmp_len;
+  unsigned char *name;
+  SilcUInt32 port = SILC_PORT;
+
+  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_PRIV_CLOSE, cmd, 1, 2);
+
+  if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
+    goto out;
+
+  /* Check whether client has the permissions. */
+  if (client->mode == SILC_UMODE_NONE) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+                                         SILC_STATUS_ERR_NO_SERVER_PRIV);
+    goto out;
+  }
+
+  /* Get the remote server */
+  name = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+  if (!name) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+                                         SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+    goto out;
+  }
+
+  /* Get port */
+  tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
+  if (tmp)
+    SILC_GET32_MSB(port, tmp);
+
+  server_entry = silc_idlist_find_server_by_conn(server->local_list,
+                                                name, port, FALSE, NULL);
+  if (!server_entry)
+    server_entry = silc_idlist_find_server_by_conn(server->global_list,
+                                                  name, port, FALSE, NULL);
+  if (!server_entry) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+                                         SILC_STATUS_ERR_NO_SERVER_ID);
+    goto out;
+  }
+
+  /* Send reply to the sender */
+  silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+                                       SILC_STATUS_OK);
+
+  /* Close the connection to the server */
+  sock = (SilcSocketConnection)server_entry->connection;
+
+  /* If we shutdown primary router connection manually then don't trigger
+     any reconnect or backup router connections, by setting the router
+     to NULL here. */
+  if (server->router == server_entry) {
+    server->id_entry->router = NULL;
+    server->router = NULL;
+    server->standalone = TRUE;
+  }
+  silc_server_free_sock_user_data(server, sock, NULL);
+  silc_server_close_connection(server, sock);
+  
+ out:
+  silc_server_command_free(cmd);
+}
+
+/* Server side command of SHUTDOWN. Shutdowns the server and closes all
+   active connections. */
+SILC_SERVER_CMD_FUNC(shutdown)
+{
+  SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+  SilcServer server = cmd->server;
+  SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+
+  SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_PRIV_SHUTDOWN, cmd, 0, 0);
+
+  if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
+    goto out;
+
+  /* Check whether client has the permission. */
+  if (client->mode == SILC_UMODE_NONE) {
+    silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_SHUTDOWN,
+                                         SILC_STATUS_ERR_NO_SERVER_PRIV);
+    goto out;
+  }
+
+  /* Send reply to the sender */
+  silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_SHUTDOWN,
+                                       SILC_STATUS_OK);
+
+  /* Then, gracefully, or not, bring the server down. */
+  silc_server_stop(server);
+  exit(0);
+
+ out:
+  silc_server_command_free(cmd);
+}