+++ /dev/null
-/*
-
- command_reply.c
-
- Author: Pekka Riikonen <priikone@silcnet.org>
-
- Copyright (C) 1997 - 2005, 2007 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
- the Free Software Foundation; version 2 of the License.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
-*/
-/* $Id$ */
-
-#include "serverincludes.h"
-#include "server_internal.h"
-#include "command_reply.h"
-
-/* 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
- they are never sent by server. More maybe added later if need appears. */
-SilcServerCommandReply silc_command_reply_list[] =
-{
- SILC_SERVER_CMD_REPLY(whois, WHOIS),
- SILC_SERVER_CMD_REPLY(whowas, WHOWAS),
- SILC_SERVER_CMD_REPLY(identify, IDENTIFY),
- 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),
- SILC_SERVER_CMD_REPLY(ping, PING),
-
- { NULL, 0 },
-};
-
-/* Process received command reply. */
-
-void silc_server_command_reply_process(SilcServer server,
- SilcPacketStream sock,
- SilcBuffer buffer)
-{
- SilcIDListData idata = silc_packet_get_context(sock);
- SilcServerCommandReply *cmd;
- SilcServerCommandReplyContext ctx;
- SilcCommandPayload payload;
- SilcCommand command;
-
- SILC_LOG_DEBUG(("Start"));
-
- /* Get command reply payload from packet */
- payload = silc_command_payload_parse(buffer->data, silc_buffer_len(buffer));
- if (!payload) {
- /* Silently ignore bad reply packet */
- SILC_LOG_DEBUG(("Bad command reply packet"));
- return;
- }
-
- /* Allocate command reply context. This must be free'd by the
- command reply routine receiving it. */
- ctx = silc_calloc(1, sizeof(*ctx));
- ctx->server = server;
- ctx->sock = sock;
- ctx->payload = payload;
- ctx->args = silc_command_get_args(ctx->payload);
- ctx->ident = silc_command_get_ident(ctx->payload);
- command = silc_command_get(ctx->payload);
- silc_packet_stream_ref(sock);
-
- /* Client is not allowed to send reply to all commands */
- if (idata->conn_type == SILC_CONN_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, command,
- ctx->ident, &ctx->callbacks_count);
-
- /* Execute command reply */
- for (cmd = silc_command_reply_list; cmd->cb; cmd++)
- if (cmd->cmd == command)
- break;
-
- if (cmd == NULL || !cmd->cb) {
- silc_server_command_reply_free(ctx);
- return;
- }
-
- cmd->cb(ctx, NULL);
-}
-
-/* Free command reply context and its internals. */
-
-void silc_server_command_reply_free(SilcServerCommandReplyContext cmd)
-{
- if (cmd) {
- silc_command_payload_free(cmd->payload);
- if (cmd->sock)
- silc_packet_stream_unref(cmd->sock);
- silc_free(cmd->callbacks);
- silc_free(cmd);
- }
-}
-
-static void
-silc_server_command_process_error(SilcServerCommandReplyContext cmd,
- SilcStatus error)
-{
- SilcServer server = cmd->server;
- SilcIDListData idata = silc_packet_get_context(cmd->sock);
-
- /* 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 &&
- idata->conn_type == SILC_CONN_ROUTER) {
- SilcClientEntry client;
- SilcID id;
- if (silc_argument_get_decoded(cmd->args, 2, SILC_ARGUMENT_ID, &id,
- NULL)) {
- SILC_LOG_DEBUG(("Received invalid client ID notification, deleting "
- "the entry from cache"));
- client = silc_idlist_find_client_by_id(server->global_list,
- SILC_ID_GET_ID(id), FALSE, NULL);
- if (!client)
- return;
-
- 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);
- }
- }
-}
-
-/* Caches the received WHOIS information. */
-
-static char
-silc_server_command_reply_whois_save(SilcServerCommandReplyContext cmd)
-{
- SilcServer server = cmd->server;
- unsigned char *id_data, *umodes;
- char *nickname, *username, *realname, *tmp;
- unsigned char *fingerprint;
- SilcID id;
- SilcClientEntry client;
- char global = FALSE;
- char nick[128 + 1], servername[256 + 1], uname[128 + 1];
- SilcUInt32 mode = 0, len, len2, id_len, flen;
- const char *hostname, *ip;
-
- silc_socket_stream_get_info(silc_packet_stream_get_stream(cmd->sock),
- NULL, &hostname, &ip, NULL);
-
- 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)
- return FALSE;
-
- tmp = silc_argument_get_arg_type(cmd->args, 7, &len);
- if (tmp)
- SILC_GET32_MSB(mode, tmp);
-
- if (!silc_id_payload_parse_id(id_data, id_len, &id))
- return FALSE;
-
- fingerprint = silc_argument_get_arg_type(cmd->args, 9, &flen);
-
- /* Check if we have this client cached already. */
-
- client = silc_idlist_find_client_by_id(server->local_list,
- SILC_ID_GET_ID(id),
- FALSE, NULL);
- if (!client) {
- client = silc_idlist_find_client_by_id(server->global_list,
- SILC_ID_GET_ID(id),
- FALSE, NULL);
- global = TRUE;
- }
-
- if (!client) {
- /* If router did not find such Client ID in its lists then this must
- be bogus client or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER)
- return FALSE;
-
- /* Take hostname out of nick string if it includes it. */
- silc_parse_userfqdn(nickname, nick, sizeof(nick), servername,
- sizeof(servername));
-
- /* We don't have that client anywhere, add it. The client is added
- to global list since server didn't have it in the lists so it must be
- global. This will check for valid nickname and username strings. */
- client = silc_idlist_add_client(server->global_list,
- strdup(nick), username,
- strdup(realname),
- silc_id_dup(SILC_ID_GET_ID(id),
- SILC_ID_CLIENT),
- silc_packet_get_context(cmd->sock),
- NULL);
- if (!client) {
- SILC_LOG_ERROR(("Could not add new client to the ID Cache"));
- return FALSE;
- }
-
- client->data.status |=
- (SILC_IDLIST_STATUS_REGISTERED | SILC_IDLIST_STATUS_RESOLVED);
- client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
- client->mode = mode;
- client->servername = servername[0] ? strdup(servername) : NULL;
- } else {
- /* We have the client already, update the data */
-
- SILC_LOG_DEBUG(("Updating client data"));
-
- /* Check nickname */
- silc_parse_userfqdn(nickname, nick, sizeof(nick), servername,
- sizeof(servername));
- nickname = silc_identifier_check(nick, strlen(nick), SILC_STRING_UTF8,
- 128, NULL);
- if (!nickname) {
- SILC_LOG_ERROR(("Malformed nickname '%s' received in WHOIS reply "
- "from %s",
- hostname ? hostname : "", nick));
- return FALSE;
- }
-
- /* Check username */
- silc_parse_userfqdn(username, uname, sizeof(uname), NULL, 0);
- if (!silc_identifier_verify(uname, strlen(uname), SILC_STRING_UTF8, 128)) {
- SILC_LOG_ERROR(("Malformed username '%s' received in WHOIS reply "
- "from %s",
- hostname ? hostname : "", tmp));
- return FALSE;
- }
-
- /* Update entry */
- silc_idcache_update_by_context(global ? server->global_list->clients :
- server->local_list->clients, client, NULL,
- nickname, TRUE);
-
- silc_free(client->nickname);
- silc_free(client->username);
- silc_free(client->userinfo);
- silc_free(client->servername);
-
- client->nickname = strdup(nick);
- client->username = strdup(username);
- client->userinfo = strdup(realname);
- client->servername = servername[0] ? strdup(servername) : NULL;
- client->mode = mode;
- client->data.status |= SILC_IDLIST_STATUS_RESOLVED;
- client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
- }
-
- /* 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 (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;
-
- /* Try to take public key from attributes if present and we don't have
- the key already. Do this only on normal server. Routers do GETKEY
- for all clients anyway. */
- if (server->server_type != SILC_ROUTER && !client->data.public_key) {
- SilcAttributePayload attr;
- SilcAttributeObjPk pk;
- unsigned char f[SILC_HASH_MAXLEN];
- SilcDList attrs = silc_attribute_payload_parse(tmp, len);
-
- SILC_LOG_DEBUG(("Take client public key from attributes"));
-
- if (attrs) {
- silc_dlist_start(attrs);
- while ((attr = silc_dlist_get(attrs)) != SILC_LIST_END) {
- if (silc_attribute_get_attribute(attr) ==
- SILC_ATTRIBUTE_USER_PUBLIC_KEY) {
-
- if (!silc_attribute_get_object(attr, &pk, sizeof(pk)))
- continue;
-
- /* Take only SILC public keys */
- if (strcmp(pk.type, "silc-rsa")) {
- silc_free(pk.type);
- silc_free(pk.data);
- continue;
- }
-
- /* Verify that the server provided fingerprint matches the key */
- silc_hash_make(server->sha1hash, pk.data, pk.data_len, f);
- if (memcmp(f, client->data.fingerprint, sizeof(f))) {
- silc_free(pk.type);
- silc_free(pk.data);
- continue;
- }
-
- /* Save the public key. */
- if (!silc_pkcs_public_key_alloc(SILC_PKCS_SILC,
- pk.data, pk.data_len,
- &client->data.public_key)) {
- silc_free(pk.type);
- silc_free(pk.data);
- continue;
- }
-
- SILC_LOG_DEBUG(("Saved client public key from attributes"));
-
- /* Add client's public key to repository */
- if (!silc_server_get_public_key_by_client(server, client, NULL))
- silc_skr_add_public_key_simple(server->repository,
- client->data.public_key,
- SILC_SKR_USAGE_IDENTIFICATION,
- client, NULL);
-
- silc_free(pk.type);
- silc_free(pk.data);
- break;
- }
- }
-
- silc_attribute_payload_list_free(attrs);
- }
- }
- }
-
- 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 = silc_packet_get_context(cmd->sock);
-
- /* 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;
-}
-
-/* Reiceved reply for WHOIS command. We sent the whois request to our
- primary router, if we are normal server, and thus has now received reply
- to the command. We will figure out what client originally sent us the
- command and will send the reply to it. If we are router we will figure
- out who server sent us the command and send reply to that one. */
-
-SILC_SERVER_CMD_REPLY_FUNC(whois)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcIDListData idata = silc_packet_get_context(cmd->sock);
- SilcStatus status, error;
-
- COMMAND_CHECK_STATUS;
-
- if (idata->conn_type != SILC_CONN_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 &&
- status != SILC_STATUS_LIST_END) {
- silc_server_command_reply_free(cmd);
- return;
- }
-
- out:
- 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. */
-
-static char
-silc_server_command_reply_whowas_save(SilcServerCommandReplyContext cmd)
-{
- SilcServer server = cmd->server;
- SilcUInt32 len, id_len;
- unsigned char *id_data;
- char *nickname, *username, *realname;
- SilcID id;
- SilcClientEntry client;
- SilcIDCacheEntry cache = NULL;
- char nick[128 + 1], servername[256 + 1], uname[128 + 1];
- int global = FALSE;
- const char *hostname, *ip;
-
- silc_socket_stream_get_info(silc_packet_stream_get_stream(cmd->sock),
- NULL, &hostname, &ip, NULL);
-
- 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);
- if (!id_data || !nickname || !username)
- return FALSE;
-
- realname = silc_argument_get_arg_type(cmd->args, 5, &len);
-
- if (!silc_id_payload_parse_id(id_data, id_len, &id))
- return FALSE;
-
- /* Check if we have this client cached already. */
-
- client = silc_idlist_find_client_by_id(server->local_list,
- SILC_ID_GET_ID(id),
- FALSE, &cache);
- if (!client) {
- client = silc_idlist_find_client_by_id(server->global_list,
- SILC_ID_GET_ID(id),
- FALSE, &cache);
- global = TRUE;
- }
-
- if (!client) {
- /* If router did not find such Client ID in its lists then this must
- be bogus client or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER)
- return FALSE;
-
- /* Take hostname out of nick string if it includes it. */
- silc_parse_userfqdn(nickname, nick, sizeof(nick), servername,
- sizeof(servername));
-
- /* We don't have that client anywhere, add it. The client is added
- to global list since server didn't have it in the lists so it must be
- global. */
- client = silc_idlist_add_client(server->global_list,
- strdup(nick), username,
- strdup(realname),
- silc_id_dup(SILC_ID_GET_ID(id),
- SILC_ID_CLIENT),
- silc_packet_get_context(cmd->sock), NULL);
- if (!client) {
- SILC_LOG_ERROR(("Could not add new client to the ID Cache"));
- 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[0] ? strdup(servername) : NULL;
- } else {
- /* We have the client already, update the data */
-
- /* Check nickname */
- silc_parse_userfqdn(nickname, nick, sizeof(nick), servername,
- sizeof(servername));
- nickname = silc_identifier_check(nick, strlen(nick), SILC_STRING_UTF8,
- 128, NULL);
- if (!nickname) {
- SILC_LOG_ERROR(("Malformed nickname '%s' received in WHOWAS reply "
- "from %s",
- hostname ? hostname : "", nick));
- return FALSE;
- }
-
- /* Check username */
- silc_parse_userfqdn(username, uname, sizeof(uname), NULL, 0);
- if (!silc_identifier_verify(uname, strlen(uname), SILC_STRING_UTF8, 128))
- return FALSE;
-
- silc_free(client->nickname);
- silc_free(client->username);
- silc_free(client->servername);
-
- client->nickname = strdup(nick);
- client->username = strdup(username);
- client->servername = servername[0] ? strdup(servername) : NULL;
- 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 :
- server->local_list->clients, client, NULL);
- silc_idcache_add(global ? server->global_list->clients :
- server->local_list->clients, nickname, client->id,
- client);
- }
-
- /* 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))
- silc_dlist_add(server->expired_clients, client);
- }
-
- return TRUE;
-}
-
-/* Received reply for WHOWAS command. Cache the client information only for
- a short period of time. */
-
-SILC_SERVER_CMD_REPLY_FUNC(whowas)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcStatus status, error;
-
- COMMAND_CHECK_STATUS;
-
- if (!silc_server_command_reply_whowas_save(cmd))
- goto out;
-
- /* Pending callbacks are not executed if this was an list entry */
- if (status != SILC_STATUS_OK &&
- status != SILC_STATUS_LIST_END) {
- silc_server_command_reply_free(cmd);
- return;
- }
-
- 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. */
-
-static char
-silc_server_command_reply_identify_save(SilcServerCommandReplyContext cmd)
-{
- SilcServer server = cmd->server;
- SilcUInt32 len, id_len;
- unsigned char *id_data;
- char *name, *info;
- SilcClientID client_id;
- SilcServerID server_id;
- SilcChannelID*channel_id;
- SilcClientEntry client;
- SilcServerEntry server_entry;
- SilcChannelEntry channel;
- char global = FALSE;
- char nick[128 + 1];
- SilcIDPayload idp = NULL;
- SilcIdType id_type;
-
- id_data = silc_argument_get_arg_type(cmd->args, 2, &id_len);
- if (!id_data)
- return FALSE;
- idp = silc_id_payload_parse(id_data, id_len);
- if (!idp)
- return FALSE;
-
- name = silc_argument_get_arg_type(cmd->args, 3, &len);
- info = silc_argument_get_arg_type(cmd->args, 4, &len);
-
- id_type = silc_id_payload_get_type(idp);
-
- switch (id_type) {
- case SILC_ID_CLIENT:
- if (!silc_id_payload_get_id(idp, &client_id, sizeof(client_id)))
- goto error;
-
- SILC_LOG_DEBUG(("Received client information"));
-
- client = silc_idlist_find_client_by_id(server->local_list,
- &client_id, FALSE, NULL);
- if (!client) {
- client = silc_idlist_find_client_by_id(server->global_list, &client_id,
- FALSE, NULL);
- global = TRUE;
- }
- if (!client) {
- /* If router did not find such Client ID in its lists then this must
- be bogus client or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER)
- goto error;
-
- /* Take nickname */
- if (name)
- silc_parse_userfqdn(name, nick, sizeof(nick), NULL, 0);
-
- /* We don't have that client anywhere, add it. The client is added
- to global list since server didn't have it in the lists so it must be
- global. */
- client = silc_idlist_add_client(server->global_list,
- nick[0] ? nick : NULL, info, NULL,
- silc_id_dup(&client_id, SILC_ID_CLIENT),
- silc_packet_get_context(cmd->sock),
- NULL);
- if (!client) {
- SILC_LOG_ERROR(("Could not add new client to the ID Cache"));
- goto error;
- }
-
- client->data.status |= SILC_IDLIST_STATUS_REGISTERED;
- client->data.status |= SILC_IDLIST_STATUS_RESOLVED;
- client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
- } else {
- /* We have the client already, update the data */
-
- SILC_LOG_DEBUG(("Updating client data"));
-
- /* Take nickname */
- if (name) {
- silc_parse_userfqdn(name, nick, sizeof(nick), NULL, 0);
-
- /* Check nickname */
- name = silc_identifier_check(nick, strlen(nick), SILC_STRING_UTF8,
- 128, NULL);
- if (!name) {
- SILC_LOG_ERROR(("Malformed nickname '%s' received in IDENTIFY "
- "reply ", nick));
- return FALSE;
- }
-
- /* Remove the old cache entry */
- silc_idcache_del_by_context(global ? server->global_list->clients :
- server->local_list->clients, client, NULL);
-
- silc_free(client->nickname);
- client->nickname = strdup(nick);
-
- /* Add new cache entry */
- silc_idcache_add(global ? server->global_list->clients :
- server->local_list->clients, name, client->id,
- client);
- }
-
- if (info) {
- silc_free(client->username);
- client->username = strdup(info);
- }
-
- client->data.status |= SILC_IDLIST_STATUS_RESOLVED;
- client->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
- }
-
- break;
-
- case SILC_ID_SERVER:
- if (!name)
- goto error;
-
- if (!silc_id_payload_get_id(idp, &server_id, sizeof(server_id)))
- goto error;
-
- SILC_LOG_DEBUG(("Received server information"));
-
- server_entry = silc_idlist_find_server_by_id(server->local_list,
- &server_id, FALSE, NULL);
- if (!server_entry)
- server_entry = silc_idlist_find_server_by_id(server->global_list,
- &server_id, FALSE, NULL);
- if (!server_entry) {
- /* If router did not find such Server ID in its lists then this must
- be bogus server or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER)
- goto error;
-
- /* We don't have that server anywhere, add it. */
- server_entry = silc_idlist_add_server(server->global_list,
- strdup(name), 0,
- silc_id_dup(&server_id,
- SILC_ID_SERVER),
- server->router,
- SILC_PRIMARY_ROUTE(server));
- if (!server_entry)
- goto error;
-
- server_entry->data.status |= SILC_IDLIST_STATUS_REGISTERED;
- server_entry->data.status |= SILC_IDLIST_STATUS_RESOLVED;
- server_entry->data.status &= ~SILC_IDLIST_STATUS_RESOLVING;
- }
-
- break;
-
- case SILC_ID_CHANNEL:
- if (!name)
- goto error;
-
- if (!silc_id_payload_get_id(idp, &channel_id, sizeof(channel_id)))
- goto error;
-
- SILC_LOG_DEBUG(("Received channel information"));
-
- /* Check channel name */
- info = silc_channel_name_check(name, strlen(name), SILC_STRING_UTF8,
- 256, NULL);
- if (!info)
- goto error;
-
- channel = silc_idlist_find_channel_by_name(server->local_list,
- info, NULL);
- if (!channel)
- channel = silc_idlist_find_channel_by_name(server->global_list,
- info, NULL);
- if (!channel) {
- /* If router did not find such Channel ID in its lists then this must
- be bogus channel or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER) {
- silc_free(info);
- goto error;
- }
-
- /* We don't have that channel anywhere, add it. */
- channel = silc_idlist_add_channel(server->global_list, strdup(name),
- SILC_CHANNEL_MODE_NONE,
- silc_id_dup(&channel_id,
- SILC_ID_CHANNEL),
- server->router, NULL, NULL, 0);
- if (!channel) {
- silc_free(info);
- goto error;
- }
- silc_free(info);
- }
-
- break;
- }
-
- silc_id_payload_free(idp);
- return TRUE;
-
- error:
- silc_id_payload_free(idp);
- return FALSE;
-}
-
-/* Received reply for forwarded IDENTIFY command. We have received the
- requested identify information now and we will cache it. After this we
- will call the pending command so that the requestee gets the information
- after all. */
-
-SILC_SERVER_CMD_REPLY_FUNC(identify)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcStatus status, error;
-
- COMMAND_CHECK_STATUS;
-
- if (!silc_server_command_reply_identify_save(cmd))
- goto out;
-
- /* Pending callbacks are not executed if this was an list entry */
- if (status != SILC_STATUS_OK &&
- status != SILC_STATUS_LIST_END) {
- silc_server_command_reply_free(cmd);
- return;
- }
-
- out:
- 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 */
-
-SILC_SERVER_CMD_REPLY_FUNC(info)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcServer server = cmd->server;
- SilcStatus status, error;
- SilcServerEntry entry;
- SilcID id;
- SilcUInt32 tmp_len;
- unsigned char *tmp, *name;
-
- COMMAND_CHECK_STATUS;
-
- /* Get Server ID */
- if (!silc_argument_get_decoded(cmd->args, 2, SILC_ARGUMENT_ID, &id, NULL))
- goto out;
-
- /* Get the name */
- name = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
- if (!name)
- goto out;
-
- entry = silc_idlist_find_server_by_id(server->local_list,
- SILC_ID_GET_ID(id),
- FALSE, NULL);
- if (!entry) {
- entry = silc_idlist_find_server_by_id(server->global_list,
- SILC_ID_GET_ID(id),
- FALSE, NULL);
- if (!entry) {
- /* Add the server to global list */
- entry = silc_idlist_add_server(server->global_list, strdup(name), 0,
- silc_id_dup(SILC_ID_GET_ID(id),
- SILC_ID_SERVER),
- silc_packet_get_context(cmd->sock),
- cmd->sock);
- if (!entry)
- goto out;
-
- entry->data.status |= SILC_IDLIST_STATUS_REGISTERED;
- }
- }
-
- /* Get the info string */
- tmp = silc_argument_get_arg_type(cmd->args, 4, &tmp_len);
- if (tmp_len > 256)
- tmp = NULL;
-
- entry->server_info = tmp ? strdup(tmp) : NULL;
-
- out:
- SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_INFO);
- err:
- silc_server_command_reply_free(cmd);
-}
-
-/* Received reply fro MOTD command. */
-
-SILC_SERVER_CMD_REPLY_FUNC(motd)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcServer server = cmd->server;
- SilcStatus status, error;
- SilcServerEntry entry = NULL;
- SilcID id;
- SilcUInt32 tmp_len;
- unsigned char *tmp;
-
- COMMAND_CHECK_STATUS;
-
- /* Get Server ID */
- if (!silc_argument_get_decoded(cmd->args, 2, SILC_ARGUMENT_ID, &id, NULL))
- goto out;
-
- entry = silc_idlist_find_server_by_id(server->local_list,
- SILC_ID_GET_ID(id),
- TRUE, NULL);
- if (!entry) {
- entry = silc_idlist_find_server_by_id(server->global_list,
- SILC_ID_GET_ID(id),
- TRUE, NULL);
- if (!entry) {
- SilcBuffer buffer;
-
- /* If router did not find such Server ID in its lists then this must
- be bogus client or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER)
- goto out;
-
- /* Statistics */
- cmd->server->stat.commands_sent++;
-
- /* entry isn't known so we IDENTIFY it. otherwise the
- silc_server_command_motd won't know about it and tell
- the client that there is no such server */
- tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
- buffer = silc_command_payload_encode_va(SILC_COMMAND_IDENTIFY,
- ++server->cmd_ident, 5,
- 1, NULL, 0, 2, NULL, 0,
- 3, NULL, 0, 4, NULL, 0,
- 5, tmp, tmp_len);
- silc_server_packet_send(server, SILC_PRIMARY_ROUTE(server),
- SILC_PACKET_COMMAND, 0, buffer->data,
- silc_buffer_len(buffer));
- silc_server_command_pending(server, SILC_COMMAND_IDENTIFY,
- server->cmd_ident,
- silc_server_command_reply_motd,
- cmd);
- silc_buffer_free(buffer);
- return;
- }
- }
-
- /* Get the motd */
- tmp = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
- if (tmp_len > 256)
- tmp = NULL;
-
- entry->motd = tmp;
-
- out:
- SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_MOTD);
- err:
- silc_server_command_reply_free(cmd);
-
- if (entry)
- entry->motd = NULL;
-}
-
-/* Received reply for forwarded JOIN command. Router has created or joined
- the client to the channel. We save some channel information locally
- for future use. */
-
-SILC_SERVER_CMD_REPLY_FUNC(join)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcServer server = cmd->server;
- SilcIDCacheEntry cache = NULL;
- SilcStatus status, error;
- SilcID id, id2;
- SilcChannelEntry entry;
- SilcHmac hmac = NULL;
- SilcUInt32 len, list_count;
- char *channel_name, *channel_namec = NULL, *tmp;
- SilcUInt32 mode, created;
- SilcBuffer keyp = NULL, client_id_list = NULL, client_mode_list = NULL;
- SilcPublicKey founder_key = NULL;
-
- COMMAND_CHECK_STATUS;
-
- /* Get channel name */
- channel_name = silc_argument_get_arg_type(cmd->args, 2, NULL);
- if (!channel_name)
- goto out;
-
- /* Get channel ID */
- if (!silc_argument_get_decoded(cmd->args, 3, SILC_ARGUMENT_ID, &id, NULL))
- goto out;
-
- /* Get client ID */
- if (!silc_argument_get_decoded(cmd->args, 4, SILC_ARGUMENT_ID, &id2, NULL))
- goto out;
-
- /* Get mode mask */
- tmp = silc_argument_get_arg_type(cmd->args, 5, NULL);
- if (!tmp)
- goto out;
- SILC_GET32_MSB(mode, tmp);
-
- /* Get created boolean value */
- tmp = silc_argument_get_arg_type(cmd->args, 6, NULL);
- if (!tmp)
- goto out;
- SILC_GET32_MSB(created, tmp);
- if (created != 0 && created != 1)
- goto out;
-
- /* Get channel key */
- tmp = silc_argument_get_arg_type(cmd->args, 7, &len);
- if (tmp) {
- keyp = silc_buffer_alloc(len);
- silc_buffer_pull_tail(keyp, silc_buffer_truelen(keyp));
- silc_buffer_put(keyp, tmp, len);
- }
-
- /* Get hmac */
- tmp = silc_argument_get_arg_type(cmd->args, 11, NULL);
- if (tmp) {
- if (!silc_hmac_alloc(tmp, NULL, &hmac))
- goto out;
- }
-
- /* Get the list count */
- tmp = silc_argument_get_arg_type(cmd->args, 12, &len);
- if (!tmp)
- goto out;
- SILC_GET32_MSB(list_count, tmp);
-
- /* Get Client ID list */
- tmp = silc_argument_get_arg_type(cmd->args, 13, &len);
- if (!tmp)
- goto out;
-
- client_id_list = silc_buffer_alloc(len);
- silc_buffer_pull_tail(client_id_list, len);
- silc_buffer_put(client_id_list, tmp, len);
-
- /* Get client mode list */
- tmp = silc_argument_get_arg_type(cmd->args, 14, &len);
- if (!tmp)
- goto out;
-
- client_mode_list = silc_buffer_alloc(len);
- 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_public_key_payload_decode(tmp, len, &founder_key);
-
- /* See whether we already have the channel. */
- channel_namec = silc_channel_name_check(channel_name, strlen(channel_name),
- SILC_STRING_UTF8, 256, NULL);
- if (!channel_namec)
- goto out;
- entry = silc_idlist_find_channel_by_name(server->local_list,
- channel_namec, &cache);
- if (!entry) {
- /* Add new channel */
-
- SILC_LOG_DEBUG(("Adding new [%s] channel %s id(%s)",
- (created == 0 ? "existing" : "created"), channel_name,
- silc_id_render(SILC_ID_GET_ID(id), SILC_ID_CHANNEL)));
-
- /* 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,
- channel_namec, &cache);
- 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,
- silc_id_dup(SILC_ID_GET_ID(id),
- SILC_ID_CHANNEL),
- server->router, NULL, NULL, hmac);
- if (!entry)
- goto out;
-
- hmac = NULL;
- server->stat.my_channels++;
- server->stat.channels++;
- } else {
- /* The entry exists. */
-
- /* If ID has changed, then update it to the cache too. */
- if (!SILC_ID_CHANNEL_COMPARE(entry->id, SILC_ID_GET_ID(id)))
- silc_idlist_replace_channel_id(server->local_list, entry->id,
- SILC_ID_GET_ID(id));
-
- entry->disabled = FALSE;
-
- /* Remove the founder auth data if the mode is not set but we have
- them in the entry */
- if (!(mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) && entry->founder_key) {
- silc_pkcs_public_key_free(entry->founder_key);
- entry->founder_key = NULL;
- }
- }
-
- 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 ? hmac : entry->hmac));
- }
-
- /* Get the ban list */
- tmp = silc_argument_get_arg_type(cmd->args, 8, &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 && 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 */
- tmp = silc_argument_get_arg_type(cmd->args, 10, &len);
- if (tmp) {
- silc_free(entry->topic);
- entry->topic = strdup(tmp);
- }
-
- /* Get channel public key list */
- tmp = silc_argument_get_arg_type(cmd->args, 16, &len);
- if (tmp && server->server_type != SILC_ROUTER)
- silc_server_set_channel_pk_list(server, NULL, entry, tmp, len);
-
- /* The the user limit */
- tmp = silc_argument_get_arg_type(cmd->args, 17, &len);
- if (tmp && len == 4)
- SILC_GET32_MSB(entry->user_limit, tmp);
-
- /* If channel was not created we know there is global users on the
- channel. */
- entry->global_users = (created == 0 ? TRUE : FALSE);
-
- /* If channel was just created the mask must be zero */
- if (!entry->global_users && mode)
- mode = 0;
-
- /* Save channel mode */
- entry->mode = mode;
-
- /* Save channel key */
- if (keyp) {
- if (!(entry->mode & SILC_CHANNEL_MODE_PRIVKEY))
- silc_server_save_channel_key(server, keyp, entry);
- silc_buffer_free(keyp);
- }
-
- /* Save the users to the channel */
- silc_server_save_users_on_channel(server, cmd->sock, entry,
- SILC_ID_GET_ID(id2), client_id_list,
- client_mode_list, list_count);
- entry->users_resolved = TRUE;
-
- out:
- SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_JOIN);
- err:
- silc_free(channel_namec);
- if (hmac)
- silc_hmac_free(hmac);
- silc_server_command_reply_free(cmd);
-
- if (founder_key)
- 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;
- SilcStatus status, error;
- SilcChannelEntry channel;
- SilcID id;
- SilcBuffer client_id_list;
- SilcBuffer client_mode_list;
- unsigned char *tmp;
- SilcUInt32 tmp_len;
- SilcUInt32 list_count;
-
- COMMAND_CHECK_STATUS;
-
- /* Get channel ID */
- if (!silc_argument_get_decoded(cmd->args, 2, SILC_ARGUMENT_ID, &id, NULL))
- goto out;
-
- /* Get channel entry */
- channel = silc_idlist_find_channel_by_id(server->local_list,
- SILC_ID_GET_ID(id), NULL);
- if (!channel) {
- channel = silc_idlist_find_channel_by_id(server->global_list,
- SILC_ID_GET_ID(id), NULL);
- if (!channel) {
- SilcBuffer idp;
-
- if (server->server_type != SILC_SERVER)
- goto out;
-
- idp = silc_id_payload_encode(SILC_ID_GET_ID(id), SILC_ID_CHANNEL);
- silc_server_send_command(server, SILC_PRIMARY_ROUTE(server),
- SILC_COMMAND_IDENTIFY, ++server->cmd_ident,
- 1, 5, idp->data, silc_buffer_len(idp));
- silc_buffer_free(idp);
-
- /* Register pending command callback. After we've received the channel
- information we will reprocess this command reply by re-calling this
- USERS command reply callback. */
- silc_server_command_pending(server, SILC_COMMAND_IDENTIFY,
- server->cmd_ident,
- silc_server_command_reply_users, cmd);
- return;
- }
- }
-
- /* Get the list count */
- tmp = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
- if (!tmp)
- goto out;
- SILC_GET32_MSB(list_count, tmp);
-
- /* Get Client ID list */
- tmp = silc_argument_get_arg_type(cmd->args, 4, &tmp_len);
- if (!tmp)
- goto out;
-
- client_id_list = silc_buffer_alloc(tmp_len);
- silc_buffer_pull_tail(client_id_list, tmp_len);
- silc_buffer_put(client_id_list, tmp, tmp_len);
-
- /* Get client mode list */
- tmp = silc_argument_get_arg_type(cmd->args, 5, &tmp_len);
- if (!tmp)
- goto out;
-
- client_mode_list = silc_buffer_alloc(tmp_len);
- silc_buffer_pull_tail(client_mode_list, tmp_len);
- silc_buffer_put(client_mode_list, tmp, tmp_len);
-
- /* Save the users to the channel */
- silc_server_save_users_on_channel(server, cmd->sock, channel, NULL,
- 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);
- err:
- silc_server_command_reply_free(cmd);
-}
-
-SILC_SERVER_CMD_REPLY_FUNC(getkey)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcServer server = cmd->server;
- SilcStatus status, error;
- SilcClientEntry client = NULL;
- SilcServerEntry server_entry = NULL;
- SilcClientID client_id;
- SilcServerID server_id;
- unsigned char *tmp;
- SilcUInt32 len;
- SilcIDPayload idp = NULL;
- SilcIdType id_type;
- SilcPublicKey public_key = NULL;
-
- COMMAND_CHECK_STATUS;
-
- tmp = silc_argument_get_arg_type(cmd->args, 2, &len);
- if (!tmp)
- goto out;
- idp = silc_id_payload_parse(tmp, len);
- if (!idp)
- goto out;
-
- /* Get the public key payload */
- tmp = silc_argument_get_arg_type(cmd->args, 3, &len);
- if (!tmp)
- goto out;
-
- /* Decode the public key payload */
- if (!silc_public_key_payload_decode(tmp, len, &public_key))
- goto out;
-
- id_type = silc_id_payload_get_type(idp);
- if (id_type == SILC_ID_CLIENT) {
- silc_id_payload_get_id(idp, &client_id, sizeof(client_id));
-
- client = silc_idlist_find_client_by_id(server->local_list, &client_id,
- TRUE, NULL);
- if (!client) {
- client = silc_idlist_find_client_by_id(server->global_list,
- &client_id, TRUE, NULL);
- if (!client)
- goto out;
- }
-
- if (!client->data.public_key) {
- /* Add client's public key to repository */
- if (!silc_server_get_public_key_by_client(server, client, NULL))
- silc_skr_add_public_key_simple(server->repository,
- public_key,
- SILC_SKR_USAGE_IDENTIFICATION,
- client, NULL);
- client->data.public_key = public_key;
- public_key = NULL;
- }
- } else if (id_type == SILC_ID_SERVER) {
- silc_id_payload_get_id(idp, &server_id, sizeof(server_id));
-
- server_entry = silc_idlist_find_server_by_id(server->local_list,
- &server_id, TRUE, NULL);
- if (!server_entry) {
- server_entry = silc_idlist_find_server_by_id(server->global_list,
- &server_id, TRUE, NULL);
- if (!server_entry)
- goto out;
- }
-
- server_entry->data.public_key = public_key;
- public_key = NULL;
- } else {
- goto out;
- }
-
- out:
- SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_GETKEY);
- if (idp)
- silc_id_payload_free(idp);
- if (public_key)
- silc_pkcs_public_key_free(public_key);
- err:
- silc_server_command_reply_free(cmd);
-}
-
-SILC_SERVER_CMD_REPLY_FUNC(list)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcServer server = cmd->server;
- SilcStatus status, error;
- SilcID id;
- SilcChannelEntry channel;
- SilcIDCacheEntry cache;
- unsigned char *tmp, *name, *namec = NULL, *topic;
- SilcUInt32 usercount = 0;
- SilcBool global_list = FALSE;
-
- COMMAND_CHECK_STATUS;
-
- if (!silc_argument_get_decoded(cmd->args, 2, SILC_ARGUMENT_ID, &id, NULL))
- goto out;
-
- name = silc_argument_get_arg_type(cmd->args, 3, NULL);
- topic = silc_argument_get_arg_type(cmd->args, 4, NULL);
- tmp = silc_argument_get_arg_type(cmd->args, 5, NULL);
- if (tmp)
- SILC_GET32_MSB(usercount, tmp);
-
- namec = silc_channel_name_check(name, strlen(name), SILC_STRING_UTF8,
- 256, NULL);
- if (!namec)
- goto out;
-
- /* Add the channel entry if we do not have it already */
- channel = silc_idlist_find_channel_by_name(server->local_list,
- namec, &cache);
- if (!channel) {
- channel = silc_idlist_find_channel_by_name(server->global_list,
- namec, &cache);
- global_list = TRUE;
- }
- if (!channel) {
- /* If router did not find such channel in its lists then this must
- be bogus channel or some router in the net is buggy. */
- if (server->server_type != SILC_SERVER)
- goto out;
-
- channel = silc_idlist_add_channel(server->global_list, strdup(name),
- SILC_CHANNEL_MODE_NONE,
- silc_id_dup(SILC_ID_GET_ID(id),
- SILC_ID_CHANNEL),
- server->router, NULL, NULL, NULL);
- if (!channel)
- goto out;
- }
-
- channel->user_count = usercount;
-
- if (topic) {
- silc_free(channel->topic);
- channel->topic = strdup(topic);
- }
-
- /* Pending callbacks are not executed if this was an list entry */
- if (status != SILC_STATUS_OK &&
- status != SILC_STATUS_LIST_END) {
- silc_server_command_reply_free(cmd);
- return;
- }
-
- out:
- SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_LIST);
- err:
- silc_free(namec);
- 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);
-}
-
-SILC_SERVER_CMD_REPLY_FUNC(ping)
-{
- SilcServerCommandReplyContext cmd = (SilcServerCommandReplyContext)context;
- SilcStatus status, error;
-
- COMMAND_CHECK_STATUS;
-
- out:
- SILC_SERVER_PENDING_EXEC(cmd, SILC_COMMAND_PING);
- err:
- silc_server_command_reply_free(cmd);
-}
projects / runtime.git / blobdiff