Merged from silc_1_0_branch.
[silc.git] / apps / silcd / command_reply.c
index 3c4f490e4c46e4d9c6ead1999520079160318649..a72e6c206a8ccdef7d0f727f6fe7ec6fbbd94fba 100644 (file)
@@ -2,9 +2,9 @@
 
   command_reply.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
 #include "server_internal.h"
 #include "command_reply.h"
 
-/* All functions that call the COMMAND_CHECK_STATUS or the
-   COMMAND_CHECK_STATUS_LIST macros must have out: goto label. */
-
-#define COMMAND_CHECK_STATUS                                             \
-do {                                                                     \
-  SILC_LOG_DEBUG(("Start"));                                             \
-  SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); \
-  if (status != SILC_STATUS_OK)                                                  \
-    goto out;                                                            \
-} while(0)
-
-#define COMMAND_CHECK_STATUS_LIST                                        \
-do {                                                                     \
-  SILC_LOG_DEBUG(("Start"));                                             \
-  SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); \
-  if (status != SILC_STATUS_OK &&                                        \
-      status != SILC_STATUS_LIST_START &&                                \
-      status != SILC_STATUS_LIST_ITEM &&                                 \
-      status != SILC_STATUS_LIST_END)                                    \
-    goto out;                                                            \
+/* All functions that call the COMMAND_CHECK_STATUS macros must have
+   out: and err: goto labels. */
+
+#define COMMAND_CHECK_STATUS                                           \
+do {                                                                   \
+  SILC_LOG_DEBUG(("Start"));                                           \
+  if (!silc_command_get_status(cmd->payload, &status, &error)) {       \
+    if (SILC_STATUS_IS_ERROR(status))                                  \
+      goto out;                                                                \
+    if (status == SILC_STATUS_LIST_END)                                        \
+      goto out;                                                                \
+    goto err;                                                          \
+  }                                                                    \
 } while(0)
 
 /* Server command reply list. Not all commands have reply function as
@@ -55,9 +48,11 @@ SilcServerCommandReply silc_command_reply_list[] =
   SILC_SERVER_CMD_REPLY(info, INFO),
   SILC_SERVER_CMD_REPLY(motd, MOTD),
   SILC_SERVER_CMD_REPLY(join, JOIN),
+  SILC_SERVER_CMD_REPLY(stats, STATS),
   SILC_SERVER_CMD_REPLY(users, USERS),
   SILC_SERVER_CMD_REPLY(getkey, GETKEY),
   SILC_SERVER_CMD_REPLY(list, LIST),
+  SILC_SERVER_CMD_REPLY(watch, WATCH),
 
   { NULL, 0 },
 };
@@ -72,7 +67,6 @@ void silc_server_command_reply_process(SilcServer server,
   SilcServerCommandReplyContext ctx;
   SilcCommandPayload payload;
   SilcCommand command;
-  SilcUInt16 ident;
 
   SILC_LOG_DEBUG(("Start"));
 
@@ -91,16 +85,22 @@ void silc_server_command_reply_process(SilcServer server,
   ctx->sock = silc_socket_dup(sock);
   ctx->payload = payload;
   ctx->args = silc_command_get_args(ctx->payload);
-  ident = silc_command_get_ident(ctx->payload);
+  ctx->ident = silc_command_get_ident(ctx->payload);
+  command = silc_command_get(ctx->payload);
+
+  /* Client is not allowed to send reply to all commands */
+  if (sock->type == SILC_SOCKET_TYPE_CLIENT &&
+      command != SILC_COMMAND_WHOIS) {
+    silc_server_command_reply_free(ctx);
+    return;
+  }
       
   /* Check for pending commands and mark to be exeucted */
   ctx->callbacks = 
-    silc_server_command_pending_check(server, ctx, 
-                                     silc_command_get(ctx->payload), 
-                                     ident, &ctx->callbacks_count);
+    silc_server_command_pending_check(server, command,
+                                     ctx->ident, &ctx->callbacks_count);
 
   /* Execute command reply */
-  command = silc_command_get(ctx->payload);
   for (cmd = silc_command_reply_list; cmd->cb; cmd++)
     if (cmd->cmd == command)
       break;
@@ -126,39 +126,66 @@ void silc_server_command_reply_free(SilcServerCommandReplyContext cmd)
   }
 }
 
+static void 
+silc_server_command_process_error(SilcServerCommandReplyContext cmd,
+                                 SilcStatus error)
+{
+  SilcServer server = cmd->server;
+
+  /* If we received notify for invalid ID we'll remove the ID if we
+     have it cached. */
+  if (error == SILC_STATUS_ERR_NO_SUCH_CLIENT_ID &&
+      cmd->sock->type == SILC_SOCKET_TYPE_ROUTER) {
+    SilcClientEntry client;
+    SilcUInt32 tmp_len;
+    unsigned char *tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
+    if (tmp) {
+      SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
+      if (client_id) {
+       SILC_LOG_DEBUG(("Received invalid client ID notification, deleting "
+                       "the entry from cache"));
+       client = silc_idlist_find_client_by_id(server->global_list, 
+                                              client_id, FALSE, NULL);
+       if (client) {
+         silc_server_remove_from_channels(server, NULL, client, TRUE, 
+                                          NULL, TRUE, FALSE);
+         silc_idlist_del_data(client);
+         silc_idlist_del_client(server->global_list, client);
+       }
+       silc_free(client_id);
+      }
+    }
+  }
+}
+
 /* Caches the received WHOIS information. */
 
 static char
 silc_server_command_reply_whois_save(SilcServerCommandReplyContext cmd)
 {
   SilcServer server = cmd->server;
-  unsigned char *tmp, *id_data;
+  unsigned char *tmp, *id_data, *umodes;
   char *nickname, *username, *realname, *servername = NULL;
   unsigned char *fingerprint;
   SilcClientID *client_id;
   SilcClientEntry client;
+  SilcIDCacheEntry cache = NULL;
   char global = FALSE;
   char *nick;
-  SilcUInt32 mode = 0, len, id_len, flen;
-  int expire = 0;
+  SilcUInt32 mode = 0, len, len2, id_len, flen;
 
   id_data = silc_argument_get_arg_type(cmd->args, 2, &id_len);
   nickname = silc_argument_get_arg_type(cmd->args, 3, &len);
   username = silc_argument_get_arg_type(cmd->args, 4, &len);
   realname = silc_argument_get_arg_type(cmd->args, 5, &len);
-  if (!id_data || !nickname || !username || !realname) {
-    SILC_LOG_ERROR(("Incomplete WHOIS info: %s %s %s",
-                   nickname ? nickname : "",
-                   username ? username : "",
-                   realname ? realname : ""));
+  if (!id_data || !nickname || !username || !realname)
     return FALSE;
-  }
 
   tmp = silc_argument_get_arg_type(cmd->args, 7, &len);
   if (tmp)
     SILC_GET32_MSB(mode, tmp);
 
-  client_id = silc_id_payload_parse_id(id_data, id_len);
+  client_id = silc_id_payload_parse_id(id_data, id_len, NULL);
   if (!client_id)
     return FALSE;
 
@@ -189,8 +216,7 @@ silc_server_command_reply_whois_save(SilcServerCommandReplyContext cmd)
     client = silc_idlist_add_client(server->global_list, nick, 
                                    strdup(username), 
                                    strdup(realname), client_id, 
-                                   cmd->sock->user_data, NULL, 
-                                   time(NULL) + 300);
+                                   cmd->sock->user_data, NULL, 0);
     if (!client) {
       SILC_LOG_ERROR(("Could not add new client to the ID Cache"));
       return FALSE;
@@ -226,22 +252,72 @@ silc_server_command_reply_whois_save(SilcServerCommandReplyContext cmd)
     client->data.status |= SILC_IDLIST_STATUS_RESOLVED;
     client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
 
-    /* If client is global and is not on any channel then add that we'll
-       expire the entry after a while. */
-    if (global && !silc_hash_table_count(client->channels) &&
-       server->server_type == SILC_SERVER)
-      expire = time(NULL) + 300;
-
     /* Create new cache entry */
     silc_idcache_add(global ? server->global_list->clients :
                     server->local_list->clients, nick, client->id, 
-                    client, expire, NULL); 
+                    client, 0, NULL); 
     silc_free(client_id);
   }
 
+  /* Save channel list if it was sent to us */
+  if (server->server_type == SILC_SERVER) {
+    tmp = silc_argument_get_arg_type(cmd->args, 6, &len);
+    umodes = silc_argument_get_arg_type(cmd->args, 10, &len2);
+    if (tmp && umodes) {
+      SilcBufferStruct channels_buf, umodes_buf;
+      silc_buffer_set(&channels_buf, tmp, len);
+      silc_buffer_set(&umodes_buf, umodes, len2);
+      silc_server_save_user_channels(server, cmd->sock, client, &channels_buf,
+                                    &umodes_buf);
+    } else {
+      silc_server_save_user_channels(server, cmd->sock, client, NULL, NULL);
+    }
+
+    /* If client is global and is not on any channel then add that we'll
+       expire the entry after a while. */
+    if (global) {
+      silc_idlist_find_client_by_id(server->global_list, client->id,
+                                   FALSE, &cache);
+      if (!silc_hash_table_count(client->channels))
+       cache->expire = time(NULL) + 300;
+      else
+       cache->expire = 0;
+    }
+  }
+
   if (fingerprint && flen == sizeof(client->data.fingerprint))
     memcpy(client->data.fingerprint, fingerprint, flen);
 
+  /* Take Requested Attributes if set. */
+  tmp = silc_argument_get_arg_type(cmd->args, 11, &len);
+  if (tmp) {
+    silc_free(client->attrs);
+    client->attrs = silc_memdup(tmp, len);
+    client->attrs_len = len;
+  }
+
+  return TRUE;
+}
+
+/* Handle requested attributes reply in WHOIS from client */
+
+static char
+silc_server_command_reply_whois_save_client(SilcServerCommandReplyContext cmd)
+{
+  unsigned char *tmp;
+  SilcUInt32 len;
+  SilcClientEntry client = cmd->sock->user_data;
+
+  /* Take Requested Attributes if set. */
+  tmp = silc_argument_get_arg_type(cmd->args, 11, &len);
+  if (tmp && client) {
+    silc_free(client->attrs);
+    client->attrs = silc_memdup(tmp, len);
+    client->attrs_len = len;
+  }
+
+  client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
+
   return TRUE;
 }
 
@@ -254,13 +330,17 @@ silc_server_command_reply_whois_save(SilcServerCommandReplyContext cmd)
 SILC_SERVER_CMD_REPLY_FUNC(whois)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
-  SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
 
-  COMMAND_CHECK_STATUS_LIST;
+  COMMAND_CHECK_STATUS;
 
-  if (!silc_server_command_reply_whois_save(cmd))
-    goto out;
+  if (cmd->sock->type != SILC_SOCKET_TYPE_CLIENT) {
+    if (!silc_server_command_reply_whois_save(cmd))
+      goto out;
+  } else {
+    if (!silc_server_command_reply_whois_save_client(cmd))
+      goto out;
+  }
 
   /* Pending callbacks are not executed if this was an list entry */
   if (status != SILC_STATUS_OK &&
@@ -270,32 +350,14 @@ SILC_SERVER_CMD_REPLY_FUNC(whois)
   }
 
  out:
-  /* If we received notify for invalid ID we'll remove the ID if we
-     have it cached. */
-  if (status == SILC_STATUS_ERR_NO_SUCH_CLIENT_ID &&
-      cmd->sock->type == SILC_SOCKET_TYPE_ROUTER) {
-    SilcClientEntry client;
-    SilcUInt32 tmp_len;
-    unsigned char *tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
-    if (tmp) {
-      SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len);
-      if (client_id) {
-       SILC_LOG_DEBUG(("Received invalid client ID notification, deleting "
-                       "the entry from cache"));
-       client = silc_idlist_find_client_by_id(server->global_list, 
-                                              client_id, FALSE, NULL);
-       if (client) {
-         silc_server_remove_from_channels(server, NULL, client, TRUE, 
-                                          NULL, TRUE);
-         silc_idlist_del_client(server->global_list, client);
-       }
-       silc_free(client_id);
-      }
-    }
-  }
-
+  silc_server_command_process_error(cmd, error);
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_WHOIS);
   silc_server_command_reply_free(cmd);
+  return;
+
+ err:
+  silc_server_command_process_error(cmd, error);
+  silc_server_command_reply_free(cmd);
 }
 
 /* Caches the received WHOWAS information for a short period of time. */
@@ -321,7 +383,7 @@ silc_server_command_reply_whowas_save(SilcServerCommandReplyContext cmd)
 
   realname = silc_argument_get_arg_type(cmd->args, 5, &len);
 
-  client_id = silc_id_payload_parse_id(id_data, id_len);
+  client_id = silc_id_payload_parse_id(id_data, id_len, NULL);
   if (!client_id)
     return FALSE;
 
@@ -357,6 +419,8 @@ silc_server_command_reply_whowas_save(SilcServerCommandReplyContext cmd)
       return FALSE;
     }
 
+    client->data.status |= SILC_IDLIST_STATUS_RESOLVED;
+    client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
     client->data.status &= ~SILC_IDLIST_STATUS_REGISTERED; 
     client->servername = servername;
   } else {
@@ -367,10 +431,13 @@ silc_server_command_reply_whowas_save(SilcServerCommandReplyContext cmd)
 
     silc_free(client->nickname);
     silc_free(client->username);
+    silc_free(client->servername);
     
     client->nickname = nick;
     client->username = strdup(username);
     client->servername = servername;
+    client->data.status |= SILC_IDLIST_STATUS_RESOLVED;
+    client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
 
     /* Remove the old cache entry and create a new one */
     silc_idcache_del_by_context(global ? server->global_list->clients :
@@ -380,6 +447,17 @@ silc_server_command_reply_whowas_save(SilcServerCommandReplyContext cmd)
                     client, 0, NULL);
   }
 
+  /* If client is global and is not on any channel then add that we'll
+     expire the entry after a while. */
+  if (global) {
+    silc_idlist_find_client_by_id(server->global_list, client->id,
+                                 FALSE, &cache);
+    if (!silc_hash_table_count(client->channels))
+      cache->expire = SILC_ID_CACHE_EXPIRE_DEF;
+    else
+      cache->expire = 0;
+  }
+
   silc_free(client_id);
 
   return TRUE;
@@ -391,9 +469,9 @@ silc_server_command_reply_whowas_save(SilcServerCommandReplyContext cmd)
 SILC_SERVER_CMD_REPLY_FUNC(whowas)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
-  SilcCommandStatus status;
+  SilcStatus status, error;
 
-  COMMAND_CHECK_STATUS_LIST;
+  COMMAND_CHECK_STATUS;
 
   if (!silc_server_command_reply_whowas_save(cmd))
     goto out;
@@ -406,8 +484,14 @@ SILC_SERVER_CMD_REPLY_FUNC(whowas)
   }
 
  out:
+  silc_server_command_process_error(cmd, error);
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_WHOWAS);
   silc_server_command_reply_free(cmd);
+  return;
+
+ err:
+  silc_server_command_process_error(cmd, error);
+  silc_server_command_reply_free(cmd);
 }
 
 /* Caches the received IDENTIFY information. */
@@ -473,8 +557,8 @@ silc_server_command_reply_identify_save(SilcServerCommandReplyContext cmd)
         global. */
       client = silc_idlist_add_client(server->global_list, nick, 
                                      info ? strdup(info) : NULL, NULL,
-                                     client_id, cmd->sock->user_data, NULL,
-                                     time(NULL) + 300);
+                                     client_id, cmd->sock->user_data,
+                                     NULL, time(NULL) + 300);
       if (!client) {
        SILC_LOG_ERROR(("Could not add new client to the ID Cache"));
        goto error;
@@ -508,18 +592,24 @@ silc_server_command_reply_identify_save(SilcServerCommandReplyContext cmd)
       client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
       
       if (name) {
-       /* If client is global and is not on any channel then add that we'll
-          expire the entry after a while. */
-       if (global && !silc_hash_table_count(client->channels) &&
-           server->server_type == SILC_SERVER)
-         expire = time(NULL) + 300;
-
        /* Add new cache entry */
        silc_idcache_add(global ? server->global_list->clients :
                         server->local_list->clients, nick, client->id, 
                         client, expire, NULL);
       }
 
+      /* If client is global and is not on any channel then add that we'll
+         expire the entry after a while. */
+      if (global && server->server_type == SILC_SERVER) {
+       SilcIDCacheEntry cache = NULL;
+        silc_idlist_find_client_by_id(server->global_list, client->id,
+                                     FALSE, &cache);
+        if (!silc_hash_table_count(client->channels))
+         cache->expire = time(NULL) + 300;
+        else
+         cache->expire = 0;
+      }
+
       silc_free(client_id);
     }
 
@@ -549,7 +639,8 @@ silc_server_command_reply_identify_save(SilcServerCommandReplyContext cmd)
       /* We don't have that server anywhere, add it. */
       server_entry = silc_idlist_add_server(server->global_list, 
                                            strdup(name), 0,
-                                           server_id, NULL, NULL);
+                                           server_id, server->router,
+                                           SILC_PRIMARY_ROUTE(server));
       if (!server_entry) {
        silc_free(server_id);
        goto error;
@@ -584,7 +675,7 @@ silc_server_command_reply_identify_save(SilcServerCommandReplyContext cmd)
       if (server->server_type != SILC_SERVER)
        goto error;
       
-      /* We don't have that server anywhere, add it. */
+      /* We don't have that channel anywhere, add it. */
       channel = silc_idlist_add_channel(server->global_list, strdup(name),
                                        SILC_CHANNEL_MODE_NONE, channel_id, 
                                        server->router, NULL, NULL, 0);
@@ -615,10 +706,9 @@ silc_server_command_reply_identify_save(SilcServerCommandReplyContext cmd)
 SILC_SERVER_CMD_REPLY_FUNC(identify)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
-  SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
 
-  COMMAND_CHECK_STATUS_LIST;
+  COMMAND_CHECK_STATUS;
 
   if (!silc_server_command_reply_identify_save(cmd))
     goto out;
@@ -631,32 +721,14 @@ SILC_SERVER_CMD_REPLY_FUNC(identify)
   }
 
  out:
-  /* If we received notify for invalid ID we'll remove the ID if we
-     have it cached. */
-  if (status == SILC_STATUS_ERR_NO_SUCH_CLIENT_ID &&
-      cmd->sock->type == SILC_SOCKET_TYPE_ROUTER) {
-    SilcClientEntry client;
-    SilcUInt32 tmp_len;
-    unsigned char *tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
-    if (tmp) {
-      SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len);
-      if (client_id) {
-       SILC_LOG_DEBUG(("Received invalid client ID notification, deleting "
-                       "the entry from cache"));
-       client = silc_idlist_find_client_by_id(server->global_list, 
-                                              client_id, FALSE, NULL);
-       if (client) {
-         silc_server_remove_from_channels(server, NULL, client, TRUE, 
-                                          NULL, TRUE);
-         silc_idlist_del_client(server->global_list, client);
-       }
-       silc_free(client_id);
-      }
-    }
-  }
-
+  silc_server_command_process_error(cmd, error);
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_IDENTIFY);
   silc_server_command_reply_free(cmd);
+  return;
+
+ err:
+  silc_server_command_process_error(cmd, error);
+  silc_server_command_reply_free(cmd);
 }
 
 /* Received reply fro INFO command. Cache the server and its information */
@@ -665,7 +737,7 @@ SILC_SERVER_CMD_REPLY_FUNC(info)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
   SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
   SilcServerEntry entry;
   SilcServerID *server_id;
   SilcUInt32 tmp_len;
@@ -677,7 +749,7 @@ SILC_SERVER_CMD_REPLY_FUNC(info)
   tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
   if (!tmp)
     goto out;
-  server_id = silc_id_payload_parse_id(tmp, tmp_len);
+  server_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
   if (!server_id)
     goto out;
 
@@ -695,7 +767,8 @@ SILC_SERVER_CMD_REPLY_FUNC(info)
       /* Add the server to global list */
       server_id = silc_id_dup(server_id, SILC_ID_SERVER);
       entry = silc_idlist_add_server(server->global_list, name, 0,
-                                    server_id, NULL, NULL);
+                                    server_id, cmd->sock->user_data,
+                                    cmd->sock);
       if (!entry) {
        silc_free(server_id);
        goto out;
@@ -713,6 +786,7 @@ SILC_SERVER_CMD_REPLY_FUNC(info)
 
  out:
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_INFO);
+ err:
   silc_server_command_reply_free(cmd);
 }
 
@@ -722,7 +796,7 @@ SILC_SERVER_CMD_REPLY_FUNC(motd)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
   SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
   SilcServerEntry entry = NULL;
   SilcServerID *server_id;
   SilcUInt32 tmp_len;
@@ -734,7 +808,7 @@ SILC_SERVER_CMD_REPLY_FUNC(motd)
   tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
   if (!tmp)
     goto out;
-  server_id = silc_id_payload_parse_id(tmp, tmp_len);
+  server_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
   if (!server_id)
     goto out;
 
@@ -756,6 +830,7 @@ SILC_SERVER_CMD_REPLY_FUNC(motd)
 
  out:
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_MOTD);
+ err:
   silc_server_command_reply_free(cmd);
 
   if (entry)
@@ -771,7 +846,7 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
   SilcServer server = cmd->server;
   SilcIDCacheEntry cache = NULL;
-  SilcCommandStatus status;
+  SilcStatus status, error;
   SilcChannelID *id;
   SilcClientID *client_id = NULL;
   SilcChannelEntry entry;
@@ -781,6 +856,7 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
   char *channel_name, *tmp;
   SilcUInt32 mode, created;
   SilcBuffer keyp = NULL, client_id_list = NULL, client_mode_list = NULL;
+  SilcPublicKey founder_key = NULL;
 
   COMMAND_CHECK_STATUS;
 
@@ -798,7 +874,7 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
   tmp = silc_argument_get_arg_type(cmd->args, 4, &len);
   if (!tmp)
     goto out;
-  client_id = silc_id_payload_parse_id(tmp, len);
+  client_id = silc_id_payload_parse_id(tmp, len, NULL);
   if (!client_id)
     goto out;
 
@@ -825,7 +901,7 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
   }
 
   /* Parse the Channel ID */
-  id = silc_id_payload_parse_id(id_string, id_len);
+  id = silc_id_payload_parse_id(id_string, id_len, NULL);
   if (!id)
     goto out;
 
@@ -860,6 +936,11 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
   silc_buffer_pull_tail(client_mode_list, len);
   silc_buffer_put(client_mode_list, tmp, len);
 
+  /* Get founder key */
+  tmp = silc_argument_get_arg_type(cmd->args, 15, &len);
+  if (tmp)
+    silc_pkcs_public_key_payload_decode(tmp, len, &founder_key);
+
   /* See whether we already have the channel. */
   entry = silc_idlist_find_channel_by_name(server->local_list, 
                                           channel_name, &cache);
@@ -872,25 +953,22 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
 
     /* If the channel is found from global list we must move it to the
        local list. */
-    entry = silc_idlist_find_channel_by_name(server->global_list, 
+    entry = silc_idlist_find_channel_by_name(server->global_list,
                                             channel_name, &cache);
-    if (entry) {
-      if (entry->rekey) {
-       silc_schedule_task_del_by_context(server->schedule, entry->rekey);
-       SILC_LOG_ERROR(("global_list->channels: entry->rekey != NULL, inform Pekka now!!!"));
-      }
+    if (entry)
       silc_idlist_del_channel(server->global_list, entry);
-    }
 
     /* Add the channel to our local list. */
-    entry = silc_idlist_add_channel(server->local_list, strdup(channel_name), 
-                                   SILC_CHANNEL_MODE_NONE, id, 
+    entry = silc_idlist_add_channel(server->local_list, strdup(channel_name),
+                                   SILC_CHANNEL_MODE_NONE, id,
                                    server->router, NULL, hmac, 0);
     if (!entry) {
       silc_free(id);
       goto out;
     }
+    hmac = NULL;
     server->stat.my_channels++;
+    server->stat.channels++;
   } else {
     /* The entry exists. */
 
@@ -904,28 +982,64 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
        them in the entry */
     if (!(mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) && entry->founder_key) {
       silc_pkcs_public_key_free(entry->founder_key);
-      silc_free(entry->founder_passwd);
-      entry->founder_passwd = NULL;
+      entry->founder_key = NULL;
     }
   }
 
-  if (entry->hmac_name && hmac) {
+  if (founder_key) {
+    if (entry->founder_key)
+      silc_pkcs_public_key_free(entry->founder_key);
+    entry->founder_key = founder_key;
+    founder_key = NULL;
+  }
+
+  if (entry->hmac_name && (hmac || (!hmac && entry->hmac))) {
     silc_free(entry->hmac_name);
-    entry->hmac_name = strdup(silc_hmac_get_name(hmac));
+    entry->hmac_name = strdup(silc_hmac_get_name(hmac ? hmac : entry->hmac));
   }
 
   /* Get the ban list */
   tmp = silc_argument_get_arg_type(cmd->args, 8, &len);
-  if (tmp) {
-    silc_free(entry->ban_list);
-    entry->ban_list = silc_memdup(tmp, len);
+  if (tmp && len > 2) {
+    SilcArgumentPayload iargs;
+    SilcUInt16 iargc;
+    SILC_GET16_MSB(iargc, tmp);
+    iargs = silc_argument_payload_parse(tmp + 2, len - 2, iargc);
+    if (iargs) {
+      /* Delete old ban list */
+      if (entry->ban_list)
+       silc_hash_table_free(entry->ban_list);
+      entry->ban_list =
+       silc_hash_table_alloc(0, silc_hash_ptr,
+                             NULL, NULL, NULL,
+                             silc_server_inviteban_destruct, entry, TRUE);
+
+      /* Add new ban list */
+      silc_server_inviteban_process(server, entry->ban_list, 0, iargs);
+      silc_argument_payload_free(iargs);
+    }
   }
 
   /* Get the invite list */
   tmp = silc_argument_get_arg_type(cmd->args, 9, &len);
-  if (tmp) {
-    silc_free(entry->invite_list);
-    entry->invite_list = silc_memdup(tmp, len);
+  if (tmp && len > 2) {
+    SilcArgumentPayload iargs;
+    SilcUInt16 iargc;
+    SILC_GET16_MSB(iargc, tmp);
+    iargs = silc_argument_payload_parse(tmp + 2, len - 2, iargc);
+    if (iargs) {
+      /* Delete old invite list */
+      if (entry->invite_list)
+       silc_hash_table_free(entry->invite_list);
+      entry->invite_list =
+       silc_hash_table_alloc(0, silc_hash_ptr,
+                             NULL, NULL, NULL,
+                             silc_server_inviteban_destruct, entry, TRUE);
+
+      /* Add new invite list */
+      silc_server_inviteban_process(server, entry->invite_list, 0, iargs);
+      silc_argument_payload_free(iargs);
+    }
   }
 
   /* Get the topic */
@@ -960,23 +1074,70 @@ SILC_SERVER_CMD_REPLY_FUNC(join)
   silc_server_save_users_on_channel(server, cmd->sock, entry, 
                                    client_id, client_id_list,
                                    client_mode_list, list_count);
+  entry->users_resolved = TRUE;
 
  out:
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_JOIN);
+ err:
+  if (hmac)
+    silc_hmac_free(hmac);
   silc_free(client_id);
   silc_server_command_reply_free(cmd);
 
+  silc_pkcs_public_key_free(founder_key);
   if (client_id_list)
     silc_buffer_free(client_id_list);
   if (client_mode_list)
     silc_buffer_free(client_mode_list);
 }
 
+/* Received reply to STATS command.  */
+
+SILC_SERVER_CMD_REPLY_FUNC(stats)
+{
+  SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
+  SilcServer server = cmd->server;
+  SilcStatus status, error;
+  unsigned char *tmp;
+  SilcUInt32 tmp_len;
+  SilcBufferStruct buf;
+
+  COMMAND_CHECK_STATUS;
+
+  /* Get statistics structure */
+  tmp = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
+  if (server->server_type != SILC_ROUTER && tmp) {
+    silc_buffer_set(&buf, tmp, tmp_len);
+    silc_buffer_unformat(&buf,
+                        SILC_STR_UI_INT(NULL),
+                        SILC_STR_UI_INT(NULL),
+                        SILC_STR_UI_INT(NULL),
+                        SILC_STR_UI_INT(NULL),
+                        SILC_STR_UI_INT(NULL),
+                        SILC_STR_UI_INT(NULL),
+                        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);
+  }
+
+ out:
+  SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_STATS);
+ err:
+  silc_server_command_reply_free(cmd);
+}
+
 SILC_SERVER_CMD_REPLY_FUNC(users)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
   SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
   SilcChannelEntry channel;
   SilcChannelID *channel_id = NULL;
   SilcBuffer client_id_list;
@@ -991,7 +1152,7 @@ SILC_SERVER_CMD_REPLY_FUNC(users)
   tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
   if (!tmp)
     goto out;
-  channel_id = silc_id_payload_parse_id(tmp, tmp_len);
+  channel_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
   if (!channel_id)
     goto out;
 
@@ -1008,7 +1169,7 @@ SILC_SERVER_CMD_REPLY_FUNC(users)
        goto out;
 
       idp = silc_id_payload_encode(channel_id, SILC_ID_CHANNEL);
-      silc_server_send_command(server, server->router->connection,
+      silc_server_send_command(server, SILC_PRIMARY_ROUTE(server),
                               SILC_COMMAND_IDENTIFY, ++server->cmd_ident,
                               1, 5, idp->data, idp->len);
       silc_buffer_free(idp);
@@ -1052,12 +1213,16 @@ SILC_SERVER_CMD_REPLY_FUNC(users)
                                    client_id_list, client_mode_list, 
                                    list_count);
 
+  channel->global_users = silc_server_channel_has_global(channel);
+  channel->users_resolved = TRUE;
+
   silc_buffer_free(client_id_list);
   silc_buffer_free(client_mode_list);
 
  out:
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_USERS);
   silc_free(channel_id);
+ err:
   silc_server_command_reply_free(cmd);
 }
 
@@ -1065,15 +1230,13 @@ SILC_SERVER_CMD_REPLY_FUNC(getkey)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
   SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
   SilcClientEntry client = NULL;
   SilcServerEntry server_entry = NULL;
   SilcClientID *client_id = NULL;
   SilcServerID *server_id = NULL;
-  SilcSKEPKType type;
-  unsigned char *tmp, *pk;
+  unsigned char *tmp;
   SilcUInt32 len;
-  SilcUInt16 pk_len;
   SilcIDPayload idp = NULL;
   SilcIdType id_type;
   SilcPublicKey public_key = NULL;
@@ -1092,16 +1255,8 @@ SILC_SERVER_CMD_REPLY_FUNC(getkey)
   if (!tmp)
     goto out;
 
-  /* Decode the public key */
-
-  SILC_GET16_MSB(pk_len, tmp);
-  SILC_GET16_MSB(type, tmp + 2);
-  pk = tmp + 4;
-
-  if (type != SILC_SKE_PK_TYPE_SILC)
-    goto out;
-
-  if (!silc_pkcs_public_key_decode(pk, pk_len, &public_key))
+  /* Decode the public key payload */
+  if (!silc_pkcs_public_key_payload_decode(tmp, len, &public_key))
     goto out;
 
   id_type = silc_id_payload_get_type(idp);
@@ -1118,6 +1273,7 @@ SILC_SERVER_CMD_REPLY_FUNC(getkey)
     }
 
     client->data.public_key = public_key;
+    public_key = NULL;
   } else if (id_type == SILC_ID_SERVER) {
     server_id = silc_id_payload_get_id(idp);
 
@@ -1131,6 +1287,7 @@ SILC_SERVER_CMD_REPLY_FUNC(getkey)
     }
 
     server_entry->data.public_key = public_key;
+    public_key = NULL;
   } else {
     goto out;
   }
@@ -1143,6 +1300,7 @@ SILC_SERVER_CMD_REPLY_FUNC(getkey)
   silc_free(server_id);
   if (public_key)
     silc_pkcs_public_key_free(public_key);
+ err:
   silc_server_command_reply_free(cmd);
 }
 
@@ -1150,7 +1308,7 @@ SILC_SERVER_CMD_REPLY_FUNC(list)
 {
   SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
   SilcServer server = cmd->server;
-  SilcCommandStatus status;
+  SilcStatus status, error;
   SilcChannelID *channel_id = NULL;
   SilcChannelEntry channel;
   SilcIDCacheEntry cache;
@@ -1159,10 +1317,10 @@ SILC_SERVER_CMD_REPLY_FUNC(list)
   SilcUInt32 usercount = 0;
   bool global_list = FALSE;
 
-  COMMAND_CHECK_STATUS_LIST;
+  COMMAND_CHECK_STATUS;
 
   tmp = silc_argument_get_arg_type(cmd->args, 2, &len);
-  channel_id = silc_id_payload_parse_id(tmp, len);
+  channel_id = silc_id_payload_parse_id(tmp, len, NULL);
   if (!channel_id)
     goto out;
 
@@ -1220,5 +1378,19 @@ SILC_SERVER_CMD_REPLY_FUNC(list)
  out:
   SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_LIST);
   silc_free(channel_id);
+ err:
+  silc_server_command_reply_free(cmd);
+}
+
+SILC_SERVER_CMD_REPLY_FUNC(watch)
+{
+  SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
+  SilcStatus status, error;
+
+  COMMAND_CHECK_STATUS;
+
+ out:
+  SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_WATCH);
+ err:
   silc_server_command_reply_free(cmd);
 }