Memory leak fixes.
[silc.git] / lib / silcclient / command.c
index c0c058d00aa865054db8f0cd17ff918ed946c2ea..167d787830a6d1acf25fde54cbbf5f2561212e97 100644 (file)
           "You are not connected to a server, use /SERVER to connect");
 
 /* Command operation that is called at the end of all commands. 
-   Usage: COMMAND; */
-#define COMMAND cmd->client->internal->ops->command(cmd->client, cmd->conn, \
-  cmd, TRUE, cmd->command->cmd)
+   Usage: COMMAND(status); */
+#define COMMAND(status) cmd->client->internal->ops->command(cmd->client, \
+  cmd->conn, cmd, TRUE, cmd->command->cmd, (status))
 
-/* Error to application. Usage: COMMAND_ERROR; */
-#define COMMAND_ERROR cmd->client->internal->ops->command(cmd->client, \
-  cmd->conn, cmd, FALSE, cmd->command->cmd)
+/* Error to application. Usage: COMMAND_ERROR(status); */
+#define COMMAND_ERROR(status)                          \
+  cmd->client->internal->ops->command(cmd->client,     \
+  cmd->conn, cmd, FALSE, cmd->command->cmd, (status))
 
 #define SAY cmd->client->internal->ops->say
 
@@ -86,10 +87,13 @@ void silc_client_command_call(SilcClientCommand command,
 }
 
 /* Add new pending command to be executed when reply to a command has been
-   received.  The `reply_cmd' is the command that will call the `callback'
-   with `context' when reply has been received.  If `ident is non-zero
-   the `callback' will be executed when received reply with command 
-   identifier `ident'. */
+   received. The `reply_cmd' is the command that will call the `callback'
+   with `context' when reply has been received.  It can be SILC_COMMAND_NONE
+   to match any command with the `ident'.  If `ident' is non-zero
+   the `callback' will be executed when received reply with command
+   identifier `ident'. If there already exists pending command for the
+   specified command, ident, callback and context this function has no
+   effect. */
 
 void silc_client_command_pending(SilcClientConnection conn,
                                 SilcCommand reply_cmd,
@@ -115,36 +119,47 @@ void silc_client_command_pending_del(SilcClientConnection conn,
 {
   SilcClientCommandPending *r;
 
+  if (!conn->pending_commands)
+    return;
+
   silc_dlist_start(conn->pending_commands);
   while ((r = silc_dlist_get(conn->pending_commands)) != SILC_LIST_END) {
     if (r->reply_cmd == reply_cmd && r->ident == ident) {
       silc_dlist_del(conn->pending_commands, r);
+      silc_free(r);
       break;
     }
   }
 }
 
 /* Checks for pending commands and marks callbacks to be called from
-   the command reply function. Returns TRUE if there were pending command. */
-
-int silc_client_command_pending_check(SilcClientConnection conn,
-                                     SilcClientCommandReplyContext ctx,
-                                     SilcCommand command, 
-                                     SilcUInt16 ident)
+   the command reply function. */
+
+SilcClientCommandPendingCallbacks
+silc_client_command_pending_check(SilcClientConnection conn,
+                                 SilcClientCommandReplyContext ctx,
+                                 SilcCommand command, 
+                                 SilcUInt16 ident,
+                                 SilcUInt32 *callbacks_count)
 {
   SilcClientCommandPending *r;
+  SilcClientCommandPendingCallbacks callbacks = NULL;
+  int i = 0;
 
   silc_dlist_start(conn->pending_commands);
   while ((r = silc_dlist_get(conn->pending_commands)) != SILC_LIST_END) {
-    if (r->reply_cmd == command && r->ident == ident) {
-      ctx->context = r->context;
-      ctx->callback = r->callback;
+    if ((r->reply_cmd == command || r->reply_cmd == SILC_COMMAND_NONE)
+       && r->ident == ident) {
+      callbacks = silc_realloc(callbacks, sizeof(*callbacks) * (i + 1));
+      callbacks[i].context = r->context;
+      callbacks[i].callback = r->callback;
       ctx->ident = ident;
-      return TRUE;
+      i++;
     }
   }
 
-  return FALSE;
+  *callbacks_count = i;
+  return callbacks;
 }
 
 /* Allocate Command Context */
@@ -193,10 +208,11 @@ SILC_CLIENT_CMD_FUNC(whois)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
+  unsigned char count[4];
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -205,25 +221,32 @@ SILC_CLIENT_CMD_FUNC(whois)
     buffer = silc_id_payload_encode(cmd->conn->local_id, SILC_ID_CLIENT);
     silc_client_command_send(cmd->client, cmd->conn, SILC_COMMAND_WHOIS, 
                             ++conn->cmd_ident,
-                            1, 3, buffer->data, buffer->len);
+                            1, 4, buffer->data, buffer->len);
     silc_buffer_free(buffer);
     goto out;
   }
 
-  buffer = silc_command_payload_encode(SILC_COMMAND_WHOIS,
-                                      cmd->argc - 1, ++cmd->argv,
-                                      ++cmd->argv_lens, ++cmd->argv_types,
-                                      0);
+  if (cmd->argc == 2) {
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_WHOIS,
+                                           ++conn->cmd_ident, 1,
+                                           1, cmd->argv[1], 
+                                           cmd->argv_lens[1]);
+  } else {
+    int c = atoi(cmd->argv[2]);
+    memset(count, 0, sizeof(count));
+    SILC_PUT32_MSB(c, count);
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_WHOIS,
+                                           ++conn->cmd_ident, 2,
+                                           1, cmd->argv[1], cmd->argv_lens[1],
+                                           2, count, sizeof(count));
+  }
   silc_client_packet_send(cmd->client, cmd->conn->sock,
                          SILC_PACKET_COMMAND, NULL, 0, NULL, NULL,
                          buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
-  cmd->argv--;
-  cmd->argv_lens--;
-  cmd->argv_types--;
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -237,34 +260,43 @@ SILC_CLIENT_CMD_FUNC(whowas)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
+  unsigned char count[4];
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2 || cmd->argc > 3) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /WHOWAS <nickname>[@<server>] [<count>]");
-    COMMAND_ERROR;
+    COMMAND_ERROR((cmd->argc < 2 ? SILC_STATUS_ERR_NOT_ENOUGH_PARAMS :
+                  SILC_STATUS_ERR_TOO_MANY_PARAMS));
     goto out;
   }
 
-  buffer = silc_command_payload_encode(SILC_COMMAND_WHOWAS,
-                                      cmd->argc - 1, ++cmd->argv,
-                                      ++cmd->argv_lens, ++cmd->argv_types,
-                                      0);
+  if (cmd->argc == 2) {
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_WHOWAS,
+                                           ++conn->cmd_ident, 1,
+                                           1, cmd->argv[1], 
+                                           cmd->argv_lens[1]);
+  } else {
+    int c = atoi(cmd->argv[2]);
+    memset(count, 0, sizeof(count));
+    SILC_PUT32_MSB(c, count);
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_WHOWAS,
+                                           ++conn->cmd_ident, 2,
+                                           1, cmd->argv[1], cmd->argv_lens[1],
+                                           2, count, sizeof(count));
+  }
   silc_client_packet_send(cmd->client, cmd->conn->sock,
                          SILC_PACKET_COMMAND, NULL, 0, NULL, NULL,
                          buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
-  cmd->argv--;
-  cmd->argv_lens--;
-  cmd->argv_types--;
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -281,27 +313,32 @@ SILC_CLIENT_CMD_FUNC(identify)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
+  unsigned char count[4];
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2 || cmd->argc > 3)
     goto out;
 
-  if (cmd->argc == 2)
+  if (cmd->argc == 2) {
     buffer = silc_command_payload_encode_va(SILC_COMMAND_IDENTIFY, 
                                            ++conn->cmd_ident, 1,
                                            1, cmd->argv[1],
                                            cmd->argv_lens[1]);
-  else
+  } else {
+    int c = atoi(cmd->argv[2]);
+    memset(count, 0, sizeof(count));
+    SILC_PUT32_MSB(c, count);
     buffer = silc_command_payload_encode_va(SILC_COMMAND_IDENTIFY, 
                                            ++conn->cmd_ident, 2,
                                            1, cmd->argv[1],
                                            cmd->argv_lens[1],
-                                           4, cmd->argv[2],
-                                           cmd->argv_lens[2]);
+                                           4, count, sizeof(count));
+  }
 
   silc_client_packet_send(cmd->client, cmd->conn->sock,
                          SILC_PACKET_COMMAND, NULL, 0, NULL, NULL,
@@ -312,36 +349,6 @@ SILC_CLIENT_CMD_FUNC(identify)
   silc_client_command_free(cmd);
 }
 
-/* Pending callbcak that will be called after the NICK command was
-   replied by the server.  This sets the nickname if there were no
-   errors. */
-
-SILC_CLIENT_CMD_FUNC(nick_change)
-{
-  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
-  SilcClientConnection conn = cmd->conn;
-  SilcClientCommandReplyContext reply = 
-    (SilcClientCommandReplyContext)context2;
-  SilcCommandStatus status = silc_command_get_status(reply->payload);
-
-  if (status == SILC_STATUS_OK) {
-    /* Set the nickname */
-    silc_idcache_del_by_context(conn->client_cache, conn->local_entry);
-    if (conn->nickname)
-      silc_free(conn->nickname);
-    conn->nickname = strdup(cmd->argv[1]);
-    conn->local_entry->nickname = conn->nickname;
-    silc_client_nickname_format(cmd->client, conn, conn->local_entry);
-    silc_idcache_add(conn->client_cache, strdup(cmd->argv[1]), 
-                    conn->local_entry->id, conn->local_entry, 0, NULL);
-    COMMAND;
-  } else {
-    COMMAND_ERROR;
-  }
-
-  silc_client_command_free(cmd);
-}
-
 /* Command NICK. Shows current nickname/sets new nickname on current
    window. */
 
@@ -353,14 +360,14 @@ SILC_CLIENT_CMD_FUNC(nick)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /NICK <nickname>");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
@@ -378,7 +385,7 @@ SILC_CLIENT_CMD_FUNC(nick)
          "Your nickname is %s", conn->nickname);
     }
 
-    COMMAND;
+    COMMAND(SILC_STATUS_OK);
     goto out;
   }
 
@@ -396,14 +403,6 @@ SILC_CLIENT_CMD_FUNC(nick)
                          buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
 
-  /* Register pending callback that will actually set the new nickname
-     if there were no errors returned by the server. */
-  silc_client_command_pending(conn, SILC_COMMAND_NICK, 
-                             cmd->conn->cmd_ident,
-                             silc_client_command_nick_change,
-                             silc_client_command_dup(cmd));
-  cmd->pending = TRUE;
-
  out:
   silc_client_command_free(cmd);
 }
@@ -421,7 +420,7 @@ SILC_CLIENT_CMD_FUNC(list)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -451,7 +450,7 @@ SILC_CLIENT_CMD_FUNC(list)
     silc_buffer_free(idp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -470,22 +469,21 @@ SILC_CLIENT_CMD_FUNC(topic)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2 || cmd->argc > 3) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO,
        "Usage: /TOPIC <channel> [<topic>]");
-    COMMAND_ERROR;
+    COMMAND_ERROR((cmd->argc < 2 ? SILC_STATUS_ERR_NOT_ENOUGH_PARAMS :
+                  SILC_STATUS_ERR_TOO_MANY_PARAMS));
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
     name = conn->current_channel->channel_name;
@@ -494,17 +492,13 @@ SILC_CLIENT_CMD_FUNC(topic)
   }
 
   if (!conn->current_channel) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "You are not on that channel");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
     goto out;
   }
 
   /* Get the Channel ID of the channel */
   if (!silc_idcache_find_by_name_one(conn->channel_cache, name, &id_cache)) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "You are not on that channel");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
     goto out;
   }
 
@@ -528,7 +522,7 @@ SILC_CLIENT_CMD_FUNC(topic)
   silc_buffer_free(idp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -551,7 +545,7 @@ SILC_CLIENT_CMD_FUNC(invite)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -559,15 +553,13 @@ SILC_CLIENT_CMD_FUNC(invite)
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO,
        "Usage: /INVITE <channel> [<nickname>[@server>]"
        "[+|-[<nickname>[@<server>[!<username>[@hostname>]]]]]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
 
@@ -577,9 +569,7 @@ SILC_CLIENT_CMD_FUNC(invite)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are on that channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
   }
@@ -597,7 +587,7 @@ SILC_CLIENT_CMD_FUNC(invite)
                                            cmd->argv[2], TRUE);
       if (!client_entry) {
        if (cmd->pending) {
-         COMMAND_ERROR;
+         COMMAND_ERROR(SILC_STATUS_ERR_NO_SUCH_NICK);
          goto out;
        }
       
@@ -645,7 +635,7 @@ SILC_CLIENT_CMD_FUNC(invite)
   silc_buffer_free(chidp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_free(nickname);
@@ -662,8 +652,8 @@ SILC_TASK_CALLBACK(silc_client_command_quit_cb)
   QuitInternal q = (QuitInternal)context;
 
   /* Close connection */
-  q->client->internal->ops->disconnect(q->client, q->conn);
-  silc_client_close_connection(q->client, NULL, q->conn->sock->user_data);
+  q->client->internal->ops->disconnect(q->client, q->conn, 0, NULL);
+  silc_client_close_connection(q->client, q->conn->sock->user_data);
 
   silc_free(q);
 }
@@ -678,7 +668,7 @@ SILC_CLIENT_CMD_FUNC(quit)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -707,7 +697,7 @@ SILC_CLIENT_CMD_FUNC(quit)
                         1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -748,8 +738,9 @@ SILC_CLIENT_CMD_FUNC(kill_remove)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientCommandReplyContext reply = 
     (SilcClientCommandReplyContext)context2;
-  SilcCommandStatus status = silc_command_get_status(reply->payload);
+  SilcStatus status;
 
+  silc_command_get_status(reply->payload, &status, NULL);
   if (status == SILC_STATUS_OK) {
     /* Remove with timeout */
     silc_schedule_task_add(cmd->client->schedule, cmd->conn->sock->sock,
@@ -775,14 +766,14 @@ SILC_CLIENT_CMD_FUNC(kill)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /KILL <nickname> [<comment>]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
@@ -797,7 +788,7 @@ SILC_CLIENT_CMD_FUNC(kill)
                                  cmd->argv[1], TRUE);
   if (!target) {
     if (cmd->pending) {
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NO_SUCH_NICK);
       goto out;
     }
 
@@ -829,7 +820,7 @@ SILC_CLIENT_CMD_FUNC(kill)
   silc_buffer_free(idp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
   /* Register a pending callback that will actually remove the killed
      client from our cache. */
@@ -854,7 +845,7 @@ SILC_CLIENT_CMD_FUNC(info)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -875,7 +866,7 @@ SILC_CLIENT_CMD_FUNC(info)
     silc_free(name);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -894,7 +885,7 @@ SILC_CLIENT_CMD_FUNC(ping)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -911,7 +902,7 @@ SILC_CLIENT_CMD_FUNC(ping)
                      SILC_ID_SERVER);
   if (!id) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -934,7 +925,7 @@ SILC_CLIENT_CMD_FUNC(ping)
   }
   
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -948,17 +939,17 @@ SILC_CLIENT_CMD_FUNC(join)
   SilcClientConnection conn = cmd->conn;
   SilcChannelEntry channel;
   SilcBuffer buffer, idp, auth = NULL;
-  char *name, *passphrase = NULL, *cipher = NULL, *hmac = NULL;
-  int i;
+  char *name, *passphrase = NULL, *pu8, *cipher = NULL, *hmac = NULL;
+  int i, passphrase_len = 0;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
   
@@ -981,21 +972,28 @@ SILC_CLIENT_CMD_FUNC(join)
     } else if (!strcasecmp(cmd->argv[i], "-hmac") && cmd->argc > i + 1) {
       hmac = cmd->argv[i + 1];
       i++;
-    } else if (!strcasecmp(cmd->argv[i], "-founder") && cmd->argc > i + 1) {
-      if (!strcasecmp(cmd->argv[i + 1], "-pubkey")) {
-       auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
-                                                 cmd->client->private_key,
-                                                 cmd->client->rng, conn->hash,
-                                                 conn->local_id,
-                                                 SILC_ID_CLIENT);
-      } else {
-       auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
-                                       cmd->argv[i + 1], 
-                                       cmd->argv_lens[i + 1]);
-      }
+    } else if (!strcasecmp(cmd->argv[i], "-founder")) {
+      auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+                                               cmd->client->private_key,
+                                               cmd->client->rng, 
+                                               cmd->client->internal->
+                                               sha1hash,
+                                               conn->local_id,
+                                               SILC_ID_CLIENT);
       i++;
     } else {
-      passphrase = cmd->argv[i];
+      /* Passphrases must be UTF-8 encoded, so encode if it is not */
+      if (!silc_utf8_valid(cmd->argv[i], cmd->argv_lens[i])) {
+       passphrase_len = silc_utf8_encoded_len(cmd->argv[i], 
+                                              cmd->argv_lens[i], 0);
+       pu8 = silc_calloc(passphrase_len, sizeof(*pu8));
+       passphrase_len = silc_utf8_encode(cmd->argv[i], cmd->argv_lens[i],
+                                         0, pu8, passphrase_len);
+       passphrase = pu8;
+      } else {
+       passphrase = strdup(cmd->argv[i]);
+       passphrase_len = cmd->argv_lens[i];
+      }
     }
   }
 
@@ -1004,8 +1002,7 @@ SILC_CLIENT_CMD_FUNC(join)
     silc_command_payload_encode_va(SILC_COMMAND_JOIN, 0, 6,
                                   1, name, strlen(name),
                                   2, idp->data, idp->len,
-                                  3, passphrase, 
-                                  passphrase ? strlen(passphrase) : 0,
+                                  3, passphrase, passphrase_len,
                                   4, cipher, cipher ? strlen(cipher) : 0,
                                   5, hmac, hmac ? strlen(hmac) : 0,
                                   6, auth ? auth->data : NULL,
@@ -1016,9 +1013,10 @@ SILC_CLIENT_CMD_FUNC(join)
   silc_buffer_free(idp);
   if (auth)
     silc_buffer_free(auth);
+  silc_free(passphrase);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -1034,14 +1032,15 @@ SILC_CLIENT_CMD_FUNC(motd)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 1 || cmd->argc > 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO,
        "Usage: /MOTD [<server>]");
-    COMMAND_ERROR;
+    COMMAND_ERROR((cmd->argc < 1 ? SILC_STATUS_ERR_NOT_ENOUGH_PARAMS :
+                  SILC_STATUS_ERR_TOO_MANY_PARAMS));
     goto out;
   }
 
@@ -1059,7 +1058,7 @@ SILC_CLIENT_CMD_FUNC(motd)
   silc_buffer_free(buffer);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -1079,14 +1078,14 @@ SILC_CLIENT_CMD_FUNC(umode)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /UMODE +|-<modes>");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
@@ -1108,6 +1107,14 @@ SILC_CLIENT_CMD_FUNC(umode)
        mode = 0;
        mode |= SILC_UMODE_SERVER_OPERATOR;
        mode |= SILC_UMODE_ROUTER_OPERATOR;
+       mode |= SILC_UMODE_GONE;
+       mode |= SILC_UMODE_INDISPOSED;
+       mode |= SILC_UMODE_BUSY;
+       mode |= SILC_UMODE_PAGE;
+       mode |= SILC_UMODE_HYPER;
+       mode |= SILC_UMODE_ROBOT;
+       mode |= SILC_UMODE_BLOCK_PRIVMSG;
+       mode |= SILC_UMODE_REJECT_WATCHING;
       } else {
        mode = SILC_UMODE_NONE;
       }
@@ -1130,8 +1137,56 @@ SILC_CLIENT_CMD_FUNC(umode)
       else
        mode &= ~SILC_UMODE_GONE;
       break;
+    case 'i':
+      if (add)
+       mode |= SILC_UMODE_INDISPOSED;
+      else
+       mode &= ~SILC_UMODE_INDISPOSED;
+      break;
+    case 'b':
+      if (add)
+       mode |= SILC_UMODE_BUSY;
+      else
+       mode &= ~SILC_UMODE_BUSY;
+      break;
+    case 'p':
+      if (add)
+       mode |= SILC_UMODE_PAGE;
+      else
+       mode &= ~SILC_UMODE_PAGE;
+      break;
+    case 'h':
+      if (add)
+       mode |= SILC_UMODE_HYPER;
+      else
+       mode &= ~SILC_UMODE_HYPER;
+      break;
+    case 't':
+      if (add)
+       mode |= SILC_UMODE_ROBOT;
+      else
+       mode &= ~SILC_UMODE_ROBOT;
+      break;
+    case 'P':
+      if (add)
+       mode |= SILC_UMODE_BLOCK_PRIVMSG;
+      else
+       mode &= ~SILC_UMODE_BLOCK_PRIVMSG;
+      break;
+    case 'w':
+      if (add)
+       mode |= SILC_UMODE_REJECT_WATCHING;
+      else
+       mode &= ~SILC_UMODE_REJECT_WATCHING;
+      break;
+    case 'I':
+      if (add)
+       mode |= SILC_UMODE_BLOCK_INVITE;
+      else
+       mode &= ~SILC_UMODE_BLOCK_INVITE;
+      break;
     default:
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_UNKNOWN_MODE);
       goto out;
       break;
     }
@@ -1152,7 +1207,7 @@ SILC_CLIENT_CMD_FUNC(umode)
   silc_buffer_free(idp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -1174,22 +1229,20 @@ SILC_CLIENT_CMD_FUNC(cmode)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 3) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
 
@@ -1199,9 +1252,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are on that channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
   }
@@ -1252,6 +1303,18 @@ SILC_CLIENT_CMD_FUNC(cmode)
       else
        mode &= ~SILC_CHANNEL_MODE_TOPIC;
       break;
+    case 'm':
+      if (add)
+       mode |= SILC_CHANNEL_MODE_SILENCE_USERS;
+      else
+       mode &= ~SILC_CHANNEL_MODE_SILENCE_USERS;
+      break;
+    case 'M':
+      if (add)
+       mode |= SILC_CHANNEL_MODE_SILENCE_OPERS;
+      else
+       mode &= ~SILC_CHANNEL_MODE_SILENCE_OPERS;
+      break;
     case 'l':
       if (add) {
        int ll;
@@ -1260,7 +1323,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
        if (cmd->argc < 4) {
          SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
              "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
-         COMMAND_ERROR;
+         COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
          goto out;
        }
        ll = atoi(cmd->argv[3]);
@@ -1278,7 +1341,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
        if (cmd->argc < 4) {
          SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
              "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
-         COMMAND_ERROR;
+         COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
          goto out;
        }
        arg = cmd->argv[3];
@@ -1294,7 +1357,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
        if (cmd->argc < 4) {
          SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
              "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
-         COMMAND_ERROR;
+         COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
          goto out;
        }
        arg = cmd->argv[3];
@@ -1310,7 +1373,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
        if (cmd->argc < 4) {
          SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
              "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
-         COMMAND_ERROR;
+         COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
          goto out;
        }
        arg = cmd->argv[3];
@@ -1323,26 +1386,13 @@ SILC_CLIENT_CMD_FUNC(cmode)
       if (add) {
        mode |= SILC_CHANNEL_MODE_FOUNDER_AUTH;
        type = 7;
-
-       if (cmd->argc < 4) {
-         SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-             "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
-         COMMAND_ERROR;
-         goto out;
-       }
-
-       if (!strcasecmp(cmd->argv[3], "-pubkey")) {
-         auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
-                                                   cmd->client->private_key,
-                                                   cmd->client->rng, 
-                                                   conn->hash,
-                                                   conn->local_id,
-                                                   SILC_ID_CLIENT);
-       } else {
-         auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
-                                         cmd->argv[3], cmd->argv_lens[3]);
-       }
-
+       auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+                                                 cmd->client->private_key,
+                                                 cmd->client->rng, 
+                                                 cmd->client->internal->
+                                                 sha1hash,
+                                                 conn->local_id,
+                                                 SILC_ID_CLIENT);
        arg = auth->data;
        arg_len = auth->len;
       } else {
@@ -1350,7 +1400,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
       }
       break;
     default:
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_UNKNOWN_MODE);
       goto out;
       break;
     }
@@ -1382,7 +1432,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
     silc_buffer_free(auth);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -1406,22 +1456,20 @@ SILC_CLIENT_CMD_FUNC(cumode)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 4) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /CUMODE <channel> +|-<modes> <nickname>[@<server>]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
 
@@ -1431,9 +1479,7 @@ SILC_CLIENT_CMD_FUNC(cumode)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are on that channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
   }
@@ -1449,7 +1495,7 @@ SILC_CLIENT_CMD_FUNC(cumode)
                                        cmd->argv[3], TRUE);
   if (!client_entry) {
     if (cmd->pending) {
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NO_SUCH_NICK);
       goto out;
     }
 
@@ -1483,25 +1529,22 @@ SILC_CLIENT_CMD_FUNC(cumode)
       if (add) {
        mode |= SILC_CHANNEL_UMODE_CHANFO;
        mode |= SILC_CHANNEL_UMODE_CHANOP;
+       mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+       mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS;
+       mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS;
       } else {
        mode = SILC_CHANNEL_UMODE_NONE;
       }
       break;
     case 'f':
       if (add) {
-       if (cmd->argc == 5) {
-         if (!strcasecmp(cmd->argv[4], "-pubkey")) {
-           auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
-                                                     cmd->client->private_key,
-                                                     cmd->client->rng,
-                                                     conn->hash,
-                                                     conn->local_id,
-                                                     SILC_ID_CLIENT);
-         } else {
-           auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
-                                           cmd->argv[4], cmd->argv_lens[4]);
-         }
-       }
+       auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+                                                 cmd->client->private_key,
+                                                 cmd->client->rng,
+                                                 cmd->client->internal->
+                                                 sha1hash,
+                                                 conn->local_id,
+                                                 SILC_ID_CLIENT);
        mode |= SILC_CHANNEL_UMODE_CHANFO;
       } else {
        mode &= ~SILC_CHANNEL_UMODE_CHANFO;
@@ -1513,8 +1556,32 @@ SILC_CLIENT_CMD_FUNC(cumode)
       else
        mode &= ~SILC_CHANNEL_UMODE_CHANOP;
       break;
+    case 'b':
+      if (add)
+       mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+      else
+       mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+      break;
+    case 'u':
+      if (add)
+       mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS;
+      else
+       mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS;
+      break;
+    case 'r':
+      if (add)
+       mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS;
+      else
+       mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS;
+      break;
+    case 'q':
+      if (add)
+       mode |= SILC_CHANNEL_UMODE_QUIET;
+      else
+       mode &= ~SILC_CHANNEL_UMODE_QUIET;
+      break;
     default:
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_UNKNOWN_MODE);
       goto out;
       break;
     }
@@ -1543,7 +1610,7 @@ SILC_CLIENT_CMD_FUNC(cumode)
     silc_buffer_free(auth);
   
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_free(nickname);
@@ -1566,22 +1633,20 @@ SILC_CLIENT_CMD_FUNC(kick)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 3) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /KICK <channel> <nickname> [<comment>]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
     name = conn->current_channel->channel_name;
@@ -1590,17 +1655,13 @@ SILC_CLIENT_CMD_FUNC(kick)
   }
 
   if (!conn->current_channel) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "You are not on that channel");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
     goto out;
   }
 
   /* Get the Channel ID of the channel */
   if (!silc_idcache_find_by_name_one(conn->channel_cache, name, &id_cache)) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "You are not on that channel");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
     goto out;
   }
 
@@ -1618,7 +1679,7 @@ SILC_CLIENT_CMD_FUNC(kick)
   if (!target) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "No such client: %s", cmd->argv[2]);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NO_SUCH_NICK);
     goto out;
   }
 
@@ -1642,7 +1703,7 @@ SILC_CLIENT_CMD_FUNC(kick)
   silc_buffer_free(idp2);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_free(nickname);
@@ -1672,7 +1733,8 @@ static void silc_client_command_oper_send(unsigned char *data,
   buffer = silc_command_payload_encode_va(SILC_COMMAND_OPER, 0, 2, 
                                          1, cmd->argv[1], 
                                          strlen(cmd->argv[1]),
-                                         2, auth->data, auth->len);
+                                         2, auth ? auth->data : NULL,
+                                         auth ? auth->len : 0);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
                          0, NULL, NULL, buffer->data, buffer->len, TRUE);
 
@@ -1680,7 +1742,7 @@ static void silc_client_command_oper_send(unsigned char *data,
   silc_buffer_free(auth);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 }
 
 /* OPER command. Used to obtain server operator privileges. */
@@ -1692,14 +1754,14 @@ SILC_CLIENT_CMD_FUNC(oper)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /OPER <username> [-pubkey]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
@@ -1718,7 +1780,8 @@ SILC_CLIENT_CMD_FUNC(oper)
 }
 
 static void silc_client_command_silcoper_send(unsigned char *data,
-                                             SilcUInt32 data_len, void *context)
+                                             SilcUInt32 data_len, 
+                                             void *context)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
@@ -1740,7 +1803,8 @@ static void silc_client_command_silcoper_send(unsigned char *data,
   buffer = silc_command_payload_encode_va(SILC_COMMAND_SILCOPER, 0, 2, 
                                          1, cmd->argv[1], 
                                          strlen(cmd->argv[1]),
-                                         2, auth->data, auth->len);
+                                         2, auth ? auth->data : NULL,
+                                         auth ? auth->len : 0);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
                          0, NULL, NULL, buffer->data, buffer->len, TRUE);
 
@@ -1748,7 +1812,7 @@ static void silc_client_command_silcoper_send(unsigned char *data,
   silc_buffer_free(auth);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 }
 
 /* SILCOPER command. Used to obtain router operator privileges. */
@@ -1760,14 +1824,14 @@ SILC_CLIENT_CMD_FUNC(silcoper)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /SILCOPER <username> [-pubkey]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
@@ -1785,54 +1849,6 @@ SILC_CLIENT_CMD_FUNC(silcoper)
   silc_client_command_free(cmd);
 }
 
-/* CONNECT command. Connects the server to another server. */
-
-SILC_CLIENT_CMD_FUNC(connect)
-{
-  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
-  SilcClientConnection conn = cmd->conn;
-  SilcBuffer buffer;
-  unsigned char port[4];
-  SilcUInt32 tmp;
-
-  if (!cmd->conn) {
-    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
-    goto out;
-  }
-
-  if (cmd->argc < 2) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "Usage: /CONNECT <server> [<port>]");
-    COMMAND_ERROR;
-    goto out;
-  }
-
-  if (cmd->argc == 3) {
-    tmp = atoi(cmd->argv[2]);
-    SILC_PUT32_MSB(tmp, port);
-  }
-
-  if (cmd->argc == 3)
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_CONNECT, 0, 2, 
-                                           1, cmd->argv[1], 
-                                           strlen(cmd->argv[1]),
-                                           2, port, 4);
-  else
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_CONNECT, 0, 1,
-                                           1, cmd->argv[1], 
-                                           strlen(cmd->argv[1]));
-  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
-                         0, NULL, NULL, buffer->data, buffer->len, TRUE);
-  silc_buffer_free(buffer);
-
-  /* Notify application */
-  COMMAND;
-
- out:
-  silc_client_command_free(cmd);
-}
-
 /* Command BAN. This is used to manage the ban list of the channel. */
 
 SILC_CLIENT_CMD_FUNC(ban)
@@ -1846,7 +1862,7 @@ SILC_CLIENT_CMD_FUNC(ban)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
@@ -1854,15 +1870,13 @@ SILC_CLIENT_CMD_FUNC(ban)
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /BAN <channel> "
        "[+|-[<nickname>[@<server>[!<username>[@hostname>]]]]]");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
 
@@ -1872,9 +1886,7 @@ SILC_CLIENT_CMD_FUNC(ban)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are on that channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
   }
@@ -1892,94 +1904,95 @@ SILC_CLIENT_CMD_FUNC(ban)
   chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
 
   /* Send the command */
-  if (ban)
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 0, 2, 
-                                           1, chidp->data, chidp->len,
-                                           type, ban, strlen(ban));
-  else
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 0, 1, 
-                                           1, chidp->data, chidp->len);
-
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 
+                                         ++conn->cmd_ident, 2,
+                                         1, chidp->data, chidp->len,
+                                         type, ban, ban ? strlen(ban) : 0);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
                          0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
   silc_buffer_free(chidp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
 }
 
-/* CLOSE command. Close server connection to the remote server */
-SILC_CLIENT_CMD_FUNC(close)
+/* Command DETACH. This is used to detach from the server */
+
+SILC_CLIENT_CMD_FUNC(detach)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
-  unsigned char port[4];
-  SilcUInt32 tmp;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
-  if (cmd->argc < 2) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "Usage: /CLOSE <server> [<port>]");
-    COMMAND_ERROR;
-    goto out;
-  }
-
-  if (cmd->argc == 3) {
-    tmp = atoi(cmd->argv[2]);
-    SILC_PUT32_MSB(tmp, port);
-  }
-
-  if (cmd->argc == 3)
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_CLOSE, 0, 2, 
-                                           1, cmd->argv[1], 
-                                           strlen(cmd->argv[1]),
-                                           2, port, 4);
-  else
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_CLOSE, 0, 1,
-                                           1, cmd->argv[1], 
-                                           strlen(cmd->argv[1]));
-  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_DETACH,
+                                         ++conn->cmd_ident, 0);
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
                          0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
 }
-/* SHUTDOWN command. Shutdowns the server. */
 
-SILC_CLIENT_CMD_FUNC(shutdown)
+/* Command WATCH. */
+
+SILC_CLIENT_CMD_FUNC(watch)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer, idp = NULL;
+  int type = 0;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
-  /* Send the command */
-  silc_client_command_send(cmd->client, cmd->conn, 
-                          SILC_COMMAND_SHUTDOWN, 0, 0);
+  if (cmd->argc < 3) {
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+    goto out;
+  }
+
+  idp = silc_id_payload_encode(conn->local_id, SILC_ID_CLIENT);
+
+  if (!strcasecmp(cmd->argv[1], "-add")) {
+    type = 2;
+  } else if (!strcasecmp(cmd->argv[1], "-del")) {
+    type = 3;
+  } else {
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+    goto out;
+  }
+
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_WATCH, 
+                                         ++conn->cmd_ident, 2,
+                                         1, idp->data, idp->len,
+                                         type, cmd->argv[2],
+                                         cmd->argv_lens[2]);
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
+                         0, NULL, NULL, buffer->data, buffer->len, TRUE);
+  silc_buffer_free(buffer);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
+  if (idp)
+    silc_buffer_free(idp);
   silc_client_command_free(cmd);
 }
 
@@ -1996,22 +2009,20 @@ SILC_CLIENT_CMD_FUNC(leave)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc != 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /LEAVE <channel>");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
     name = conn->current_channel->channel_name;
@@ -2022,9 +2033,7 @@ SILC_CLIENT_CMD_FUNC(leave)
   /* Get the channel entry */
   channel = silc_client_get_channel(cmd->client, conn, name);
   if (!channel) {
-    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-       "You are not on that channel");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
     goto out;
   }
 
@@ -2046,7 +2055,7 @@ SILC_CLIENT_CMD_FUNC(leave)
   silc_buffer_free(idp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
   if (conn->current_channel == channel)
     conn->current_channel = NULL;
@@ -2069,22 +2078,20 @@ SILC_CLIENT_CMD_FUNC(users)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc != 2) {
     SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
        "Usage: /USERS <channel>");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
-         "You are not on any channel");
-      COMMAND_ERROR;
+      COMMAND_ERROR(SILC_STATUS_ERR_NOT_ON_CHANNEL);
       goto out;
     }
     name = conn->current_channel->channel_name;
@@ -2102,7 +2109,7 @@ SILC_CLIENT_CMD_FUNC(users)
   silc_buffer_free(buffer);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_client_command_free(cmd);
@@ -2124,14 +2131,14 @@ SILC_CLIENT_CMD_FUNC(getkey)
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
     goto out;
   }
 
   if (cmd->argc < 2) {
     client->internal->ops->say(client, conn, SILC_CLIENT_MESSAGE_INFO, 
                     "Usage: /GETKEY <nickname or server name>");
-    COMMAND_ERROR;
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
     goto out;
   }
 
@@ -2165,10 +2172,11 @@ SILC_CLIENT_CMD_FUNC(getkey)
       } else {
        SilcClientCommandReplyContext reply = 
          (SilcClientCommandReplyContext)context2;
-       SilcCommandStatus status = silc_command_get_status(reply->payload);
-       
+       SilcStatus error;
+
        /* If nickname was not found, then resolve the server. */
-       if (status == SILC_STATUS_ERR_NO_SUCH_NICK) {
+       silc_command_get_status(reply->payload, NULL, &error);
+       if (error == SILC_STATUS_ERR_NO_SUCH_NICK) {
          /* This sends the IDENTIFY command to resolve the server. */
          silc_client_command_register(client, SILC_COMMAND_IDENTIFY, 
                                       NULL, NULL,
@@ -2186,16 +2194,16 @@ SILC_CLIENT_CMD_FUNC(getkey)
 
        /* If server was not found, then we've resolved both nickname and
           server and did not find anybody. */
-       if (status == SILC_STATUS_ERR_NO_SUCH_SERVER) {
+       if (error == SILC_STATUS_ERR_NO_SUCH_SERVER) {
          SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, "%s", 
-            silc_client_command_status_message(SILC_STATUS_ERR_NO_SUCH_NICK));
+            silc_get_status_message(SILC_STATUS_ERR_NO_SUCH_NICK));
          SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, "%s", 
-           silc_client_command_status_message(status));
-         COMMAND_ERROR;
+           silc_get_status_message(error));
+         COMMAND_ERROR(SILC_STATUS_ERR_NO_SUCH_NICK);
          goto out;
        }
 
-       COMMAND_ERROR;
+       COMMAND_ERROR(error);
        goto out;
       }
     }
@@ -2213,7 +2221,7 @@ SILC_CLIENT_CMD_FUNC(getkey)
   silc_buffer_free(idp);
 
   /* Notify application */
-  COMMAND;
+  COMMAND(SILC_STATUS_OK);
 
  out:
   silc_free(nickname);
@@ -2282,6 +2290,129 @@ bool silc_client_command_unregister(SilcClient client,
   return FALSE;
 }
 
+/* Private range commands, specific to this implementation (and compatible
+   with SILC Server). */
+
+/* CONNECT command. Connects the server to another server. */
+
+SILC_CLIENT_CMD_FUNC(connect)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer;
+  unsigned char port[4];
+  SilcUInt32 tmp;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+       "Usage: /CONNECT <server> [<port>]");
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+    goto out;
+  }
+
+  if (cmd->argc == 3) {
+    tmp = atoi(cmd->argv[2]);
+    SILC_PUT32_MSB(tmp, port);
+  }
+
+  if (cmd->argc == 3)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_PRIV_CONNECT, 0, 2, 
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]),
+                                           2, port, 4);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_PRIV_CONNECT, 0, 1,
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]));
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
+                         0, NULL, NULL, buffer->data, buffer->len, TRUE);
+  silc_buffer_free(buffer);
+
+  /* Notify application */
+  COMMAND(SILC_STATUS_OK);
+
+ out:
+  silc_client_command_free(cmd);
+}
+
+
+/* CLOSE command. Close server connection to the remote server */
+SILC_CLIENT_CMD_FUNC(close)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer;
+  unsigned char port[4];
+  SilcUInt32 tmp;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+       "Usage: /CLOSE <server> [<port>]");
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+    goto out;
+  }
+
+  if (cmd->argc == 3) {
+    tmp = atoi(cmd->argv[2]);
+    SILC_PUT32_MSB(tmp, port);
+  }
+
+  if (cmd->argc == 3)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_PRIV_CLOSE, 0, 2, 
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]),
+                                           2, port, 4);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_PRIV_CLOSE, 0, 1,
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]));
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
+                         0, NULL, NULL, buffer->data, buffer->len, TRUE);
+  silc_buffer_free(buffer);
+
+  /* Notify application */
+  COMMAND(SILC_STATUS_OK);
+
+ out:
+  silc_client_command_free(cmd);
+}
+/* SHUTDOWN command. Shutdowns the server. */
+
+SILC_CLIENT_CMD_FUNC(shutdown)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR(SILC_STATUS_ERR_NOT_REGISTERED);
+    goto out;
+  }
+
+  /* Send the command */
+  silc_client_command_send(cmd->client, cmd->conn, 
+                          SILC_COMMAND_PRIV_SHUTDOWN, 0, 0);
+
+  /* Notify application */
+  COMMAND(SILC_STATUS_OK);
+
+ out:
+  silc_client_command_free(cmd);
+}
+
 /* Register all default commands provided by the client library for the
    application. */
 
@@ -2300,7 +2431,6 @@ void silc_client_commands_register(SilcClient client)
   SILC_CLIENT_CMD(quit, QUIT, "QUIT", 2);
   SILC_CLIENT_CMD(kill, KILL, "KILL", 3);
   SILC_CLIENT_CMD(info, INFO, "INFO", 2);
-  SILC_CLIENT_CMD(connect, CONNECT, "CONNECT", 3);
   SILC_CLIENT_CMD(ping, PING, "PING", 2);
   SILC_CLIENT_CMD(oper, OPER, "OPER", 3);
   SILC_CLIENT_CMD(join, JOIN, "JOIN", 9);
@@ -2310,12 +2440,16 @@ void silc_client_commands_register(SilcClient client)
   SILC_CLIENT_CMD(cumode, CUMODE, "CUMODE", 5);
   SILC_CLIENT_CMD(kick, KICK, "KICK", 4);
   SILC_CLIENT_CMD(ban, BAN, "BAN", 3);
-  SILC_CLIENT_CMD(close, CLOSE, "CLOSE", 3);
-  SILC_CLIENT_CMD(shutdown, SHUTDOWN, "SHUTDOWN", 1);
+  SILC_CLIENT_CMD(detach, DETACH, "DETACH", 0);
+  SILC_CLIENT_CMD(watch, WATCH, "WATCH", 3);
   SILC_CLIENT_CMD(silcoper, SILCOPER, "SILCOPER", 3);
   SILC_CLIENT_CMD(leave, LEAVE, "LEAVE", 2);
   SILC_CLIENT_CMD(users, USERS, "USERS", 2);
   SILC_CLIENT_CMD(getkey, GETKEY, "GETKEY", 2);
+
+  SILC_CLIENT_CMD(connect, PRIV_CONNECT, "CONNECT", 3);
+  SILC_CLIENT_CMD(close, PRIV_CLOSE, "CLOSE", 3);
+  SILC_CLIENT_CMD(shutdown, PRIV_SHUTDOWN, "SHUTDOWN", 1);
 }
 
 /* Unregister all commands. */
@@ -2332,7 +2466,6 @@ void silc_client_commands_unregister(SilcClient client)
   SILC_CLIENT_CMDU(quit, QUIT, "QUIT");
   SILC_CLIENT_CMDU(kill, KILL, "KILL");
   SILC_CLIENT_CMDU(info, INFO, "INFO");
-  SILC_CLIENT_CMDU(connect, CONNECT, "CONNECT");
   SILC_CLIENT_CMDU(ping, PING, "PING");
   SILC_CLIENT_CMDU(oper, OPER, "OPER");
   SILC_CLIENT_CMDU(join, JOIN, "JOIN");
@@ -2342,10 +2475,14 @@ void silc_client_commands_unregister(SilcClient client)
   SILC_CLIENT_CMDU(cumode, CUMODE, "CUMODE");
   SILC_CLIENT_CMDU(kick, KICK, "KICK");
   SILC_CLIENT_CMDU(ban, BAN, "BAN");
-  SILC_CLIENT_CMDU(close, CLOSE, "CLOSE");
-  SILC_CLIENT_CMDU(shutdown, SHUTDOWN, "SHUTDOWN");
+  SILC_CLIENT_CMDU(detach, DETACH, "DETACH");
+  SILC_CLIENT_CMDU(watch, WATCH, "WATCH");
   SILC_CLIENT_CMDU(silcoper, SILCOPER, "SILCOPER");
   SILC_CLIENT_CMDU(leave, LEAVE, "LEAVE");
   SILC_CLIENT_CMDU(users, USERS, "USERS");
   SILC_CLIENT_CMDU(getkey, GETKEY, "GETKEY");
+
+  SILC_CLIENT_CMDU(connect, PRIV_CONNECT, "CONNECT");
+  SILC_CLIENT_CMDU(close, PRIV_CLOSE, "CLOSE");
+  SILC_CLIENT_CMDU(shutdown, PRIV_SHUTDOWN, "SHUTDOWN");
 }