X-Git-Url: http://git.silcnet.org/gitweb/?a=blobdiff_plain;f=lib%2Fsilcclient%2Fcommand_reply.c;h=f565899481c881624f606b5d5833714659eee14c;hb=9a85416f729ef965606a688fffb6baa9d22927a5;hp=b9c897a0b44ad9771fc593479f59f689df693b65;hpb=3830181358ac025958983272ec6bcb0ca8ded5b5;p=silc.git diff --git a/lib/silcclient/command_reply.c b/lib/silcclient/command_reply.c index b9c897a0..f5658994 100644 --- a/lib/silcclient/command_reply.c +++ b/lib/silcclient/command_reply.c @@ -1,74 +1,45 @@ /* - command_reply.c + command_reply.c - Author: Pekka Riikonen + Author: Pekka Riikonen - Copyright (C) 1997 - 2000 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 - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - + 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. */ +/* $Id$ */ /* * Command reply functions are "the otherside" of the command functions. * Reply to a command sent by server is handled by these functions. + * + * The arguments received from server are also passed to the calling + * application through command_reply client operation. The arguments are + * exactly same and in same order as the server sent it. However, ID's are + * not sent to the application. Instead, corresponding ID entry is sent + * to the application. For example, instead of sending Client ID the + * corresponding SilcClientEntry is sent to the application. The case is + * same with for example Channel ID's. This way application has all the + * necessary data already in hand without redundant searching. If ID is + * received but ID entry does not exist, NULL is sent. */ -/* $Id$ */ #include "clientlibincludes.h" +#include "client_internal.h" -/* Client command reply list. */ -SilcClientCommandReply silc_command_reply_list[] = -{ - SILC_CLIENT_CMD_REPLY(whois, WHOIS), - SILC_CLIENT_CMD_REPLY(whowas, WHOWAS), - SILC_CLIENT_CMD_REPLY(identify, IDENTIFY), - SILC_CLIENT_CMD_REPLY(nick, NICK), - SILC_CLIENT_CMD_REPLY(list, LIST), - SILC_CLIENT_CMD_REPLY(topic, TOPIC), - SILC_CLIENT_CMD_REPLY(invite, INVITE), - SILC_CLIENT_CMD_REPLY(quit, QUIT), - SILC_CLIENT_CMD_REPLY(kill, KILL), - SILC_CLIENT_CMD_REPLY(info, INFO), - SILC_CLIENT_CMD_REPLY(connect, CONNECT), - SILC_CLIENT_CMD_REPLY(ping, PING), - SILC_CLIENT_CMD_REPLY(oper, OPER), - SILC_CLIENT_CMD_REPLY(join, JOIN), - SILC_CLIENT_CMD_REPLY(motd, MOTD), - SILC_CLIENT_CMD_REPLY(umode, UMODE), - SILC_CLIENT_CMD_REPLY(cmode, CMODE), - SILC_CLIENT_CMD_REPLY(kick, KICK), - SILC_CLIENT_CMD_REPLY(restart, RESTART), - SILC_CLIENT_CMD_REPLY(close, CLOSE), - SILC_CLIENT_CMD_REPLY(die, DIE), - SILC_CLIENT_CMD_REPLY(silcoper, SILCOPER), - SILC_CLIENT_CMD_REPLY(leave, LEAVE), - SILC_CLIENT_CMD_REPLY(names, NAMES), - - { NULL, 0 }, -}; - -/* Status message structure. Messages are defined below. */ -typedef struct { - SilcCommandStatus status; - char *message; -} SilcCommandStatusMessage; - -/* Status messages returned by the server */ -#define STAT(x) SILC_STATUS_ERR_##x const SilcCommandStatusMessage silc_command_status_messages[] = { - { STAT(NO_SUCH_NICK), "No such nickname" }, - { STAT(NO_SUCH_CHANNEL), "No such channel" }, - { STAT(NO_SUCH_SERVER), "No such server" }, + { STAT(NO_SUCH_NICK), "There was no such nickname" }, + { STAT(NO_SUCH_CHANNEL), "There was no such channel" }, + { STAT(NO_SUCH_SERVER), "There was no such server" }, { STAT(TOO_MANY_TARGETS), "Duplicate recipients. No message delivered" }, { STAT(NO_RECIPIENT), "No recipient given" }, { STAT(UNKNOWN_COMMAND), "Unknown command" }, @@ -78,15 +49,16 @@ const SilcCommandStatusMessage silc_command_status_messages[] = { { STAT(NO_SERVER_ID), "No Server ID given" }, { STAT(BAD_CLIENT_ID), "Bad Client ID" }, { STAT(BAD_CHANNEL_ID), "Bad Channel ID" }, - { STAT(NO_SUCH_CLIENT_ID), "No such Client ID" }, - { STAT(NO_SUCH_CHANNEL_ID),"No such Channel ID" }, + { STAT(NO_SUCH_CLIENT_ID), "There is no such client" }, + { STAT(NO_SUCH_CHANNEL_ID),"There is no such channel" }, { STAT(NICKNAME_IN_USE), "Nickname already exists" }, { STAT(NOT_ON_CHANNEL), "You are not on that channel" }, - { STAT(USER_ON_CHANNEL), "User already on channel" }, + { STAT(USER_NOT_ON_CHANNEL),"They are not on the channel" }, + { STAT(USER_ON_CHANNEL), "User already on the channel" }, { STAT(NOT_REGISTERED), "You have not registered" }, { STAT(NOT_ENOUGH_PARAMS), "Not enough parameters" }, { STAT(TOO_MANY_PARAMS), "Too many parameters" }, - { STAT(PERM_DENIED), "Your host is not among the privileged" }, + { STAT(PERM_DENIED), "Permission denied" }, { STAT(BANNED_FROM_SERVER),"You are banned from this server" }, { STAT(BAD_PASSWORD), "Cannot join channel. Incorrect password" }, { STAT(CHANNEL_IS_FULL), "Cannot join channel. Channel is full" }, @@ -95,25 +67,55 @@ const SilcCommandStatusMessage silc_command_status_messages[] = { { STAT(UNKNOWN_MODE), "Unknown mode" }, { STAT(NOT_YOU), "Cannot change mode for other users" }, { STAT(NO_CHANNEL_PRIV), "Permission denied. You are not channel operator" }, + { STAT(NO_CHANNEL_FOPRIV),"Permission denied. You are not channel founder" }, { STAT(NO_SERVER_PRIV), "Permission denied. You are not server operator" }, { STAT(NO_ROUTER_PRIV), "Permission denied. You are not SILC operator" }, { STAT(BAD_NICKNAME), "Bad nickname" }, { STAT(BAD_CHANNEL), "Bad channel name" }, { STAT(AUTH_FAILED), "Authentication failed" }, + { STAT(UNKNOWN_ALGORITHM), "Unsupported algorithm" }, + { STAT(NO_SUCH_SERVER_ID), "No such Server ID" }, { 0, NULL } }; - /* Command reply operation that is called at the end of all command replys. Usage: COMMAND_REPLY((ARGS, argument1, argument2, etc...)), */ -#define COMMAND_REPLY(args) cmd->client->ops->command_reply args -#define ARGS cmd->client, cmd->sock->user_data, \ - cmd->payload, TRUE, status, silc_command_get(cmd->payload) +#define COMMAND_REPLY(args) cmd->client->internal->ops->command_reply args +#define ARGS cmd->client, cmd->sock->user_data, \ + cmd->payload, TRUE, silc_command_get(cmd->payload), status /* Error reply to application. Usage: COMMAND_REPLY_ERROR; */ -#define COMMAND_REPLY_ERROR cmd->client->ops->command_reply(cmd->client, \ - cmd->sock->user_data, cmd->payload, FALSE, status, \ - silc_command_get(cmd->payload)) +#define COMMAND_REPLY_ERROR cmd->client->internal->ops-> \ + command_reply(cmd->client, cmd->sock->user_data, cmd->payload, \ + FALSE, silc_command_get(cmd->payload), status) + +#define SAY cmd->client->internal->ops->say + +/* 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) { \ + COMMAND_REPLY_ERROR; \ + 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) { \ + COMMAND_REPLY_ERROR; \ + goto out; \ + } \ +} while(0) /* Process received command reply. */ @@ -122,11 +124,14 @@ void silc_client_command_reply_process(SilcClient client, SilcPacketContext *packet) { SilcBuffer buffer = packet->buffer; + SilcClientCommand cmd; SilcClientCommandReplyContext ctx; SilcCommandPayload payload; - + SilcCommand command; + SilcCommandCb reply = NULL; + /* Get command reply payload from packet */ - payload = silc_command_parse_payload(buffer); + payload = silc_command_payload_parse(buffer->data, buffer->len); if (!payload) { /* Silently ignore bad reply packet */ SILC_LOG_DEBUG(("Bad command reply packet")); @@ -139,19 +144,42 @@ void silc_client_command_reply_process(SilcClient client, ctx->client = client; ctx->sock = sock; ctx->payload = payload; + ctx->args = silc_command_get_args(ctx->payload); ctx->packet = packet; - + ctx->ident = silc_command_get_ident(ctx->payload); + /* Check for pending commands and mark to be exeucted */ - SILC_CLIENT_COMMAND_CHECK_PENDING(ctx); - + silc_client_command_pending_check(sock->user_data, ctx, + silc_command_get(ctx->payload), + ctx->ident); + /* Execute command reply */ - SILC_CLIENT_COMMAND_REPLY_EXEC(ctx); + + command = silc_command_get(ctx->payload); + + /* Try to find matching the command identifier */ + silc_list_start(client->internal->commands); + while ((cmd = silc_list_get(client->internal->commands)) != SILC_LIST_END) { + if (cmd->cmd == command && !cmd->ident) + reply = cmd->reply; + if (cmd->cmd == command && cmd->ident == ctx->ident) { + (*cmd->reply)((void *)ctx, NULL); + break; + } + } + + if (cmd == SILC_LIST_END) { + if (reply) + /* No specific identifier for command reply, call first one found */ + (*reply)(ctx, NULL); + else + silc_free(ctx); + } } /* Returns status message string */ -static char * -silc_client_command_status_message(SilcCommandStatus status) +char *silc_client_command_status_message(SilcCommandStatus status) { int i; @@ -171,618 +199,1858 @@ silc_client_command_status_message(SilcCommandStatus status) void silc_client_command_reply_free(SilcClientCommandReplyContext cmd) { if (cmd) { - silc_command_free_payload(cmd->payload); + silc_command_payload_free(cmd->payload); silc_free(cmd); } } +static void +silc_client_command_reply_whois_save(SilcClientCommandReplyContext cmd, + SilcCommandStatus status, + bool notify) +{ + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcClientID *client_id; + SilcClientEntry client_entry = NULL; + int argc; + uint32 len; + unsigned char *id_data, *tmp; + char *nickname = NULL, *username = NULL; + char *realname = NULL; + uint32 idle = 0, mode = 0; + SilcBuffer channels = NULL; + unsigned char *fingerprint; + uint32 fingerprint_len; + + argc = silc_argument_get_arg_num(cmd->args); + + id_data = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!id_data) { + if (notify) + COMMAND_REPLY_ERROR; + return; + } + + client_id = silc_id_payload_parse_id(id_data, len); + if (!client_id) { + if (notify) + COMMAND_REPLY_ERROR; + return; + } + + 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 (!nickname || !username || !realname) { + if (notify) + COMMAND_REPLY_ERROR; + return; + } + + tmp = silc_argument_get_arg_type(cmd->args, 6, &len); + if (tmp) { + channels = silc_buffer_alloc(len); + silc_buffer_pull_tail(channels, SILC_BUFFER_END(channels)); + silc_buffer_put(channels, tmp, len); + } + + tmp = silc_argument_get_arg_type(cmd->args, 7, &len); + if (tmp) + SILC_GET32_MSB(mode, tmp); + + tmp = silc_argument_get_arg_type(cmd->args, 8, &len); + if (tmp) + SILC_GET32_MSB(idle, tmp); + + fingerprint = silc_argument_get_arg_type(cmd->args, 9, &fingerprint_len); + + /* Check if we have this client cached already. */ + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + if (!client_entry) { + SILC_LOG_DEBUG(("Adding new client entry")); + client_entry = + silc_client_add_client(cmd->client, conn, nickname, username, realname, + client_id, mode); + } else { + silc_client_update_client(cmd->client, conn, client_entry, + nickname, username, realname, mode); + silc_free(client_id); + } + + if (fingerprint && !client_entry->fingerprint) { + client_entry->fingerprint = + silc_calloc(fingerprint_len, + sizeof(*client_entry->fingerprint)); + memcpy(client_entry->fingerprint, fingerprint, fingerprint_len); + client_entry->fingerprint_len = fingerprint_len; + } + + if (client_entry->status & SILC_CLIENT_STATUS_RESOLVING) + client_entry->status &= ~SILC_CLIENT_STATUS_RESOLVING; + + /* Notify application */ + if (!cmd->callback && notify) + COMMAND_REPLY((ARGS, client_entry, nickname, username, realname, + channels, mode, idle, fingerprint)); + + if (channels) + silc_buffer_free(channels); +} + /* Received reply for WHOIS command. This maybe called several times for one WHOIS command as server may reply with list of results. */ -/* Sends to application: (no arguments) */ SILC_CLIENT_CMD_REPLY_FUNC(whois) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; SilcCommandStatus status; - unsigned char *tmp; - - SILC_LOG_DEBUG(("Start")); - - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); - SILC_GET16_MSB(status, tmp); - if (status != SILC_STATUS_OK) { - if (status == SILC_STATUS_ERR_NO_SUCH_NICK) { - /* Take nickname which may be provided */ - tmp = silc_command_get_arg_type(cmd->payload, 3, NULL); - if (tmp) - cmd->client->ops->say(cmd->client, conn, "%s: %s", tmp, - silc_client_command_status_message(status)); - else - cmd->client->ops->say(cmd->client, conn, "%s", - silc_client_command_status_message(status)); - COMMAND_REPLY_ERROR; - goto out; - } else { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); - COMMAND_REPLY_ERROR; - goto out; - } - } - /* Display one whois reply */ - if (status == SILC_STATUS_OK) { - char buf[256]; - int argc, len; - unsigned char *id_data; - char *nickname = NULL, *username = NULL; - char *realname = NULL; + COMMAND_CHECK_STATUS_LIST; - memset(buf, 0, sizeof(buf)); + /* Save WHOIS info */ + silc_client_command_reply_whois_save(cmd, status, TRUE); - argc = silc_command_get_arg_num(cmd->payload); - id_data = silc_command_get_arg_type(cmd->payload, 2, NULL); + /* Pending callbacks are not executed if this was an list entry */ + if (status != SILC_STATUS_OK && + status != SILC_STATUS_LIST_END) { + silc_client_command_reply_free(cmd); + return; + } - nickname = silc_command_get_arg_type(cmd->payload, 3, &len); - if (nickname) { - strncat(buf, nickname, len); - strncat(buf, " is ", 4); + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_WHOIS); + + /* 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) { + SilcClientEntry client_entry; + uint32 tmp_len; + unsigned char *tmp = + silc_argument_get_arg_type(silc_command_get_args(cmd->payload), + 2, &tmp_len); + if (tmp) { + SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len); + if (client_id) { + client_entry = silc_client_get_client_by_id(cmd->client, conn, + client_id); + if (client_entry) + silc_client_del_client(cmd->client, conn, client_entry); + silc_free(client_id); + } } + } - username = silc_command_get_arg_type(cmd->payload, 4, &len); - if (username) { - strncat(buf, username, len); - } + silc_client_command_reply_free(cmd); +} - realname = silc_command_get_arg_type(cmd->payload, 5, &len); - if (realname) { - strncat(buf, " (", 2); - strncat(buf, realname, len); - strncat(buf, ")", 1); - } +/* Received reply for WHOWAS command. */ -#if 0 - /* Save received Client ID to ID cache */ - /* XXX Maybe should not be saved as /MSG will get confused */ - id = silc_id_str2id(id_data, SILC_ID_CLIENT); - client->current_conn->client_id_cache_count[(int)nickname[0] - 32] = - silc_idcache_add(&client->current_conn-> - client_id_cache[(int)nickname[0] - 32], - client->current_conn-> - client_id_cache_count[(int)nickname[0] - 32], - strdup(nickname), SILC_ID_CLIENT, id, NULL); -#endif +SILC_CLIENT_CMD_REPLY_FUNC(whowas) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + SilcClientID *client_id; + SilcClientEntry client_entry = NULL; + uint32 len; + unsigned char *id_data; + char *nickname, *username; + char *realname = NULL; - cmd->client->ops->say(cmd->client, conn, "%s", buf); + COMMAND_CHECK_STATUS_LIST; - /* Notify application */ - COMMAND_REPLY((ARGS)); + id_data = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!id_data) { + COMMAND_REPLY_ERROR; + goto out; + } + + client_id = silc_id_payload_parse_id(id_data, len); + if (!client_id) { + COMMAND_REPLY_ERROR; + goto out; } - if (status == SILC_STATUS_LIST_START) { + /* Get the client entry, if exists */ + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + silc_free(client_id); + 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 (!nickname || !username) { + COMMAND_REPLY_ERROR; + goto out; } - if (status == SILC_STATUS_LIST_END) { + /* Notify application. We don't save any history information to any + cache. Just pass the data to the application for displaying on + the screen. */ + COMMAND_REPLY((ARGS, client_entry, nickname, username, realname)); + /* Pending callbacks are not executed if this was an list entry */ + if (status != SILC_STATUS_OK && + status != SILC_STATUS_LIST_END) { + silc_client_command_reply_free(cmd); + return; } - SILC_CLIENT_COMMAND_EXEC_PENDING(cmd, SILC_COMMAND_WHOIS); - out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_WHOWAS); silc_client_command_reply_free(cmd); } -SILC_CLIENT_CMD_REPLY_FUNC(whowas) -{ -} - -/* Received reply for IDENTIFY command. This maybe called several times - for one IDENTIFY command as server may reply with list of results. - This is totally silent and does not print anything on screen. */ - -SILC_CLIENT_CMD_REPLY_FUNC(identify) +static void +silc_client_command_reply_identify_save(SilcClientCommandReplyContext cmd, + SilcCommandStatus status, + bool notify) { - SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcClient client = cmd->client; + SilcClientID *client_id = NULL; + SilcServerID *server_id = NULL; + SilcChannelID *channel_id = NULL; + SilcIDCacheEntry id_cache = NULL; SilcClientEntry client_entry; - SilcCommandStatus status; - unsigned char *tmp; - - SILC_LOG_DEBUG(("Start")); + SilcServerEntry server_entry; + SilcChannelEntry channel_entry; + int argc; + uint32 len; + unsigned char *id_data; + char *name = NULL, *info = NULL; + SilcIDPayload idp = NULL; + SilcIdType id_type; + + argc = silc_argument_get_arg_num(cmd->args); - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); - SILC_GET16_MSB(status, tmp); - if (status != SILC_STATUS_OK) { - if (status == SILC_STATUS_ERR_NO_SUCH_NICK) { - /* Take nickname which may be provided */ - tmp = silc_command_get_arg_type(cmd->payload, 3, NULL); - if (tmp) - cmd->client->ops->say(cmd->client, conn, "%s: %s", tmp, - silc_client_command_status_message(status)); - else - cmd->client->ops->say(cmd->client, conn, "%s", - silc_client_command_status_message(status)); + id_data = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!id_data) { + if (notify) COMMAND_REPLY_ERROR; - goto out; - } else { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); + return; + } + idp = silc_id_payload_parse(id_data, len); + if (!idp) { + if (notify) COMMAND_REPLY_ERROR; - goto out; - } + return; } - /* Display one whois reply */ - if (status == SILC_STATUS_OK) { - unsigned char *id_data; - char *nickname; + name = silc_argument_get_arg_type(cmd->args, 3, &len); + info = silc_argument_get_arg_type(cmd->args, 4, &len); - id_data = silc_command_get_arg_type(cmd->payload, 2, NULL); - nickname = silc_command_get_arg_type(cmd->payload, 3, NULL); + id_type = silc_id_payload_get_type(idp); - /* Allocate client entry */ - client_entry = silc_calloc(1, sizeof(*client_entry)); - client_entry->id = silc_id_str2id(id_data, SILC_ID_CLIENT); - client_entry->nickname = strdup(nickname); + switch (id_type) { + case SILC_ID_CLIENT: + client_id = silc_id_payload_get_id(idp); - /* Save received Client ID to ID cache */ - silc_idcache_add(conn->client_cache, client_entry->nickname, - SILC_ID_CLIENT, client_entry->id, client_entry, TRUE); - } + SILC_LOG_DEBUG(("Received client information")); + + /* Check if we have this client cached already. */ + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + if (!client_entry) { + SILC_LOG_DEBUG(("Adding new client entry")); + client_entry = + silc_client_add_client(cmd->client, conn, name, info, NULL, + silc_id_dup(client_id, id_type), 0); + } else { + silc_client_update_client(cmd->client, conn, client_entry, + name, info, NULL, 0); + } - if (status == SILC_STATUS_LIST_START) { + if (client_entry->status & SILC_CLIENT_STATUS_RESOLVING) + client_entry->status &= ~SILC_CLIENT_STATUS_RESOLVING; - } + /* Notify application */ + if (notify) + COMMAND_REPLY((ARGS, client_entry, name, info)); + break; + + case SILC_ID_SERVER: + server_id = silc_id_payload_get_id(idp); + + SILC_LOG_DEBUG(("Received server information")); + + /* Check if we have this server cached already. */ + if (!silc_idcache_find_by_id_one(conn->server_cache, + (void *)server_id, &id_cache)) { + SILC_LOG_DEBUG(("Adding new server entry")); + + server_entry = silc_calloc(1, sizeof(*server_entry)); + server_entry->server_id = silc_id_dup(server_id, id_type); + if (name) + server_entry->server_name = strdup(name); + if (info) + server_entry->server_info = strdup(info); + + /* Add server to cache */ + silc_idcache_add(conn->server_cache, server_entry->server_name, + server_entry->server_id, (void *)server_entry, + 0, NULL); + } else { + server_entry = (SilcServerEntry)id_cache->context; + } + + /* Notify application */ + if (notify) + COMMAND_REPLY((ARGS, server_entry, name, info)); + break; - if (status == SILC_STATUS_LIST_END) { + case SILC_ID_CHANNEL: + channel_id = silc_id_payload_get_id(idp); + + SILC_LOG_DEBUG(("Received channel information")); + + /* Check if we have this channel cached already. */ + channel_entry = silc_client_get_channel_by_id(client, conn, channel_id); + if (!channel_entry) { + if (!name) + break; + + /* Add new channel entry */ + channel_entry = silc_client_add_channel(client, conn, name, 0, + channel_id); + channel_id = NULL; + } + /* Notify application */ + if (notify) + COMMAND_REPLY((ARGS, channel_entry, name, info)); + break; } - SILC_CLIENT_COMMAND_EXEC_PENDING(cmd, SILC_COMMAND_IDENTIFY); + silc_id_payload_free(idp); + silc_free(client_id); + silc_free(server_id); + silc_free(channel_id); +} + +/* Received reply for IDENTIFY command. This maybe called several times + for one IDENTIFY command as server may reply with list of results. + This is totally silent and does not print anything on screen. */ + +SILC_CLIENT_CMD_REPLY_FUNC(identify) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + + COMMAND_CHECK_STATUS_LIST; + + /* Save IDENTIFY info */ + silc_client_command_reply_identify_save(cmd, status, TRUE); + + /* Pending callbacks are not executed if this was an list entry */ + if (status != SILC_STATUS_OK && + status != SILC_STATUS_LIST_END) { + silc_client_command_reply_free(cmd); + return; + } out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_IDENTIFY); + + /* 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) { + SilcClientEntry client_entry; + uint32 tmp_len; + unsigned char *tmp = + silc_argument_get_arg_type(silc_command_get_args(cmd->payload), + 2, &tmp_len); + if (tmp) { + SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len); + if (client_id) { + client_entry = silc_client_get_client_by_id(cmd->client, conn, + client_id); + if (client_entry) + silc_client_del_client(cmd->client, conn, client_entry); + silc_free(client_id); + } + } + } + silc_client_command_reply_free(cmd); } /* Received reply for command NICK. If everything went without errors we just received our new Client ID. */ -/* Sends to application: char * (nickname). */ SILC_CLIENT_CMD_REPLY_FUNC(nick) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; SilcCommandStatus status; - unsigned char *tmp, *id_string; - int argc; + SilcIDPayload idp; + unsigned char *tmp; + uint32 argc, len; SILC_LOG_DEBUG(("Start")); - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); - SILC_GET16_MSB(status, tmp); + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, "Cannot set nickname: %s", - silc_client_command_status_message(status)); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "Cannot set nickname: %s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; goto out; } - argc = silc_command_get_arg_num(cmd->payload); + argc = silc_argument_get_arg_num(cmd->args); if (argc < 2 || argc > 2) { - cmd->client->ops->say(cmd->client, conn, - "Cannot set nickname: bad reply to command"); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "Cannot set nickname: bad reply to command"); COMMAND_REPLY_ERROR; goto out; } /* Take received Client ID */ - id_string = silc_command_get_arg_type(cmd->payload, 2, NULL); - silc_client_receive_new_id(cmd->client, cmd->sock, id_string); - + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + idp = silc_id_payload_parse(tmp, len); + if (!idp) { + COMMAND_REPLY_ERROR; + goto out; + } + silc_client_receive_new_id(cmd->client, cmd->sock, idp); + /* Notify application */ - COMMAND_REPLY((ARGS, conn->nickname)); + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_NICK); + COMMAND_REPLY((ARGS, conn->local_entry)); + silc_client_command_reply_free(cmd); + return; out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_NICK); silc_client_command_reply_free(cmd); } +/* Received reply to the LIST command. */ + SILC_CLIENT_CMD_REPLY_FUNC(list) { -} + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcCommandStatus status; + unsigned char *tmp, *name, *topic; + uint32 usercount = 0; -SILC_CLIENT_CMD_REPLY_FUNC(topic) -{ + COMMAND_CHECK_STATUS_LIST; + + 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); + + /* Notify application */ + COMMAND_REPLY((ARGS, NULL, name, topic, usercount)); + + /* Pending callbacks are not executed if this was an list entry */ + if (status != SILC_STATUS_OK && + status != SILC_STATUS_LIST_END) { + silc_client_command_reply_free(cmd); + return; + } + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_LIST); + silc_client_command_reply_free(cmd); } -/* Received reply to invite command. */ -/* Sends to application: (no arguments) */ +/* Received reply to topic command. */ -SILC_CLIENT_CMD_REPLY_FUNC(invite) +SILC_CLIENT_CMD_REPLY_FUNC(topic) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; SilcCommandStatus status; + SilcChannelEntry channel; + SilcChannelID *channel_id = NULL; unsigned char *tmp; + char *topic; + uint32 argc, len; - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); - SILC_GET16_MSB(status, tmp); + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); - silc_client_command_reply_free(cmd); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; - return; + goto out; } + argc = silc_argument_get_arg_num(cmd->args); + if (argc < 1 || argc > 3) { + COMMAND_REPLY_ERROR; + goto out; + } + + /* Take Channel ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!tmp) + goto out; + + /* Take topic */ + topic = silc_argument_get_arg_type(cmd->args, 3, NULL); + if (!topic) + goto out; + + channel_id = silc_id_payload_parse_id(tmp, len); + if (!channel_id) + goto out; + + /* Get the channel entry */ + channel = silc_client_get_channel_by_id(cmd->client, conn, channel_id); + if (!channel) { + silc_free(channel_id); + COMMAND_REPLY_ERROR; + goto out; + } + /* Notify application */ - COMMAND_REPLY((ARGS)); + COMMAND_REPLY((ARGS, channel, topic)); + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_TOPIC); silc_client_command_reply_free(cmd); } - -SILC_CLIENT_CMD_REPLY_FUNC(quit) -{ -} - -SILC_CLIENT_CMD_REPLY_FUNC(kill) -{ -} -/* Received reply to INFO command. We receive the server ID and some - information about the server user requested. */ -/* Sends to application: char * (server information) */ +/* Received reply to invite command. */ -SILC_CLIENT_CMD_REPLY_FUNC(info) +SILC_CLIENT_CMD_REPLY_FUNC(invite) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; - SilcClient client = cmd->client; SilcCommandStatus status; + SilcChannelEntry channel; + SilcChannelID *channel_id; unsigned char *tmp; + uint32 len; - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); SILC_GET16_MSB(status, tmp); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); - silc_client_command_reply_free(cmd); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; - return; + goto out; } - /* Get server ID */ - tmp = silc_command_get_arg_type(cmd->payload, 2, NULL); + /* Take Channel ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); if (!tmp) goto out; - /* XXX save server id */ + channel_id = silc_id_payload_parse_id(tmp, len); + if (!channel_id) + goto out; - /* Get server info */ - tmp = silc_command_get_arg_type(cmd->payload, 3, NULL); - if (!tmp) + /* Get the channel entry */ + channel = silc_client_get_channel_by_id(cmd->client, conn, channel_id); + if (!channel) { + silc_free(channel_id); + COMMAND_REPLY_ERROR; goto out; + } - client->ops->say(cmd->client, conn, "Info: %s", tmp); + /* Get the invite list */ + tmp = silc_argument_get_arg_type(cmd->args, 3, &len); /* Notify application */ - COMMAND_REPLY((ARGS, (char *)tmp)); + COMMAND_REPLY((ARGS, channel, tmp)); out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_INVITE); silc_client_command_reply_free(cmd); } -SILC_CLIENT_CMD_REPLY_FUNC(connect) -{ -} - -/* Received reply to PING command. The reply time is shown to user. */ -/* Sends to application: (no arguments) */ - -SILC_CLIENT_CMD_REPLY_FUNC(ping) +/* Received reply to the KILL command. */ + +SILC_CLIENT_CMD_REPLY_FUNC(kill) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; SilcCommandStatus status; - void *id; - char *tmp; - int i; - time_t diff, curtime; - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); - SILC_GET16_MSB(status, tmp); + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_KILL); + silc_client_command_reply_free(cmd); +} + +/* Received reply to INFO command. We receive the server ID and some + information about the server user requested. */ + +SILC_CLIENT_CMD_REPLY_FUNC(info) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + SilcIDCacheEntry id_cache; + SilcServerEntry server; + SilcServerID *server_id = NULL; + char *server_name, *server_info; + uint32 len; + + SILC_LOG_DEBUG(("Start")); + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, "%s", + silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get server ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!tmp) + goto out; + + server_id = silc_id_payload_parse_id(tmp, len); + if (!server_id) + goto out; + + /* Get server name */ + server_name = silc_argument_get_arg_type(cmd->args, 3, NULL); + if (!server_name) + goto out; + + /* Get server info */ + server_info = silc_argument_get_arg_type(cmd->args, 4, NULL); + if (!server_info) + goto out; + + /* See whether we have this server cached. If not create it. */ + if (!silc_idcache_find_by_id_one(conn->server_cache, (void *)server_id, + &id_cache)) { + SILC_LOG_DEBUG(("New server entry")); + + server = silc_calloc(1, sizeof(*server)); + server->server_name = strdup(server_name); + server->server_info = strdup(server_info); + server->server_id = silc_id_dup(server_id, SILC_ID_SERVER); + + /* Add it to the cache */ + silc_idcache_add(conn->server_cache, server->server_name, + server->server_id, (void *)server, 0, NULL); + } else { + server = (SilcServerEntry)id_cache->context; + } + + /* Notify application */ + COMMAND_REPLY((ARGS, server, server->server_name, server->server_info)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_INFO); + silc_free(server_id); + silc_client_command_reply_free(cmd); +} + +/* Received reply to PING command. The reply time is shown to user. */ + +SILC_CLIENT_CMD_REPLY_FUNC(ping) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + void *id; + int i; + time_t diff, curtime; + + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; goto out; } curtime = time(NULL); - id = silc_id_str2id(cmd->packet->src_id, cmd->packet->src_id_type); + id = silc_id_str2id(cmd->packet->src_id, cmd->packet->src_id_len, + cmd->packet->src_id_type); + if (!id || !conn->ping) { + COMMAND_REPLY_ERROR; + goto out; + } for (i = 0; i < conn->ping_count; i++) { - if (!SILC_ID_SERVER_COMPARE(conn->ping[i].dest_id, id)) { + if (!conn->ping[i].dest_id) + continue; + if (SILC_ID_SERVER_COMPARE(conn->ping[i].dest_id, id)) { diff = curtime - conn->ping[i].start_time; - cmd->client->ops->say(cmd->client, conn, - "Ping reply from %s: %d second%s", - conn->ping[i].dest_name, diff, - diff == 1 ? "" : "s"); - + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, + "Ping reply from %s: %d second%s", + conn->ping[i].dest_name, diff, + diff == 1 ? "" : "s"); + conn->ping[i].start_time = 0; silc_free(conn->ping[i].dest_id); conn->ping[i].dest_id = NULL; silc_free(conn->ping[i].dest_name); conn->ping[i].dest_name = NULL; - - /* Notify application */ - COMMAND_REPLY((ARGS)); - goto out; + break; } } + silc_free(id); + + /* Notify application */ + COMMAND_REPLY((ARGS)); + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_PING); silc_client_command_reply_free(cmd); } -SILC_CLIENT_CMD_REPLY_FUNC(oper) -{ -} - /* Received reply for JOIN command. */ SILC_CLIENT_CMD_REPLY_FUNC(join) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; - SilcClient client = cmd->client; SilcCommandStatus status; - unsigned int argc, mode; - unsigned char *id_string; - char *topic, *tmp, *channel_name; + SilcChannelEntry channel; + SilcChannelUser chu; + SilcChannelID *channel_id; + uint32 argc, mode = 0, len, list_count; + char *topic, *tmp, *channel_name = NULL, *hmac; + SilcBuffer keyp = NULL, client_id_list = NULL, client_mode_list = NULL; + int i; SILC_LOG_DEBUG(("Start")); - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); - SILC_GET16_MSB(status, tmp); + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); + if (status != SILC_STATUS_ERR_USER_ON_CHANNEL) + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; goto out; } - argc = silc_command_get_arg_num(cmd->payload); - if (argc < 3 || argc > 4) { - cmd->client->ops->say(cmd->client, conn, - "Cannot join channel: Bad reply packet"); + argc = silc_argument_get_arg_num(cmd->args); + if (argc < 7 || argc > 14) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "Cannot join channel: Bad reply packet"); COMMAND_REPLY_ERROR; goto out; } /* Get channel name */ - tmp = silc_command_get_arg_type(cmd->payload, 2, NULL); + tmp = silc_argument_get_arg_type(cmd->args, 2, NULL); if (!tmp) { - cmd->client->ops->say(cmd->client, conn, - "Cannot join channel: Bad reply packet"); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "Cannot join channel: Bad reply packet"); COMMAND_REPLY_ERROR; goto out; } - channel_name = strdup(tmp); + channel_name = tmp; /* Get Channel ID */ - id_string = silc_command_get_arg_type(cmd->payload, 3, NULL); - if (!id_string) { - cmd->client->ops->say(cmd->client, conn, - "Cannot join channel: Bad reply packet"); + tmp = silc_argument_get_arg_type(cmd->args, 3, &len); + if (!tmp) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "Cannot join channel: Bad reply packet"); + COMMAND_REPLY_ERROR; + goto out; + } + channel_id = silc_id_payload_parse_id(tmp, len); + if (!channel_id) { COMMAND_REPLY_ERROR; goto out; } /* Get channel mode */ - tmp = silc_command_get_arg_type(cmd->payload, 4, NULL); + tmp = silc_argument_get_arg_type(cmd->args, 5, NULL); if (tmp) SILC_GET32_MSB(mode, tmp); - else - mode = 0; + + /* 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_END(keyp)); + silc_buffer_put(keyp, tmp, len); + } /* Get topic */ - topic = silc_command_get_arg_type(cmd->payload, 5, NULL); + topic = silc_argument_get_arg_type(cmd->args, 10, NULL); - /* Save received Channel ID */ - silc_client_new_channel_id(cmd->client, cmd->sock, channel_name, - mode, id_string); + /* Check whether we have this channel entry already. */ + channel = silc_client_get_channel(cmd->client, conn, channel_name); + if (channel) { + if (!SILC_ID_CHANNEL_COMPARE(channel->id, channel_id)) + silc_client_replace_channel_id(cmd->client, conn, channel, channel_id); + } else { + /* Create new channel entry */ + channel = silc_client_add_channel(cmd->client, conn, channel_name, + mode, channel_id); + } - if (topic) - client->ops->say(cmd->client, conn, - "Topic for %s: %s", channel_name, topic); + conn->current_channel = channel; - /* Notify application */ - COMMAND_REPLY((ARGS, channel_name, topic)); + /* Get hmac */ + hmac = silc_argument_get_arg_type(cmd->args, 11, NULL); + if (hmac) { + if (!silc_hmac_alloc(hmac, NULL, &channel->hmac)) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "Cannot join channel: Unsupported HMAC `%s'", hmac); + COMMAND_REPLY_ERROR; + goto out; + } + } - out: - silc_client_command_reply_free(cmd); -} + /* Get the list count */ + tmp = silc_argument_get_arg_type(cmd->args, 12, &len); + if (!tmp) + goto out; + SILC_GET32_MSB(list_count, tmp); -SILC_CLIENT_CMD_REPLY_FUNC(motd) -{ -} + /* Get Client ID list */ + tmp = silc_argument_get_arg_type(cmd->args, 13, &len); + if (!tmp) + goto out; -SILC_CLIENT_CMD_REPLY_FUNC(umode) -{ -} + client_id_list = silc_buffer_alloc(len); + silc_buffer_pull_tail(client_id_list, len); + silc_buffer_put(client_id_list, tmp, len); -SILC_CLIENT_CMD_REPLY_FUNC(cmode) -{ -} + /* Get client mode list */ + tmp = silc_argument_get_arg_type(cmd->args, 14, &len); + if (!tmp) + goto out; -SILC_CLIENT_CMD_REPLY_FUNC(kick) -{ -} + client_mode_list = silc_buffer_alloc(len); + silc_buffer_pull_tail(client_mode_list, len); + silc_buffer_put(client_mode_list, tmp, len); -SILC_CLIENT_CMD_REPLY_FUNC(restart) -{ -} - -SILC_CLIENT_CMD_REPLY_FUNC(close) -{ -} - -SILC_CLIENT_CMD_REPLY_FUNC(die) -{ -} - -SILC_CLIENT_CMD_REPLY_FUNC(silcoper) -{ + /* Add clients we received in the reply to the channel */ + for (i = 0; i < list_count; i++) { + uint16 idp_len; + uint32 mode; + SilcClientID *client_id; + SilcClientEntry client_entry; + + /* Client ID */ + SILC_GET16_MSB(idp_len, client_id_list->data + 2); + idp_len += 4; + client_id = silc_id_payload_parse_id(client_id_list->data, idp_len); + if (!client_id) + continue; + + /* Mode */ + SILC_GET32_MSB(mode, client_mode_list->data); + + /* Check if we have this client cached already. */ + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + if (!client_entry) { + /* No, we don't have it, add entry for it. */ + client_entry = + silc_client_add_client(cmd->client, conn, NULL, NULL, NULL, + silc_id_dup(client_id, SILC_ID_CLIENT), 0); + } + + /* Join client to the channel */ + chu = silc_calloc(1, sizeof(*chu)); + chu->client = client_entry; + chu->channel = channel; + chu->mode = mode; + silc_hash_table_add(channel->user_list, client_entry, chu); + silc_hash_table_add(client_entry->channels, channel, chu); + + silc_free(client_id); + silc_buffer_pull(client_id_list, idp_len); + silc_buffer_pull(client_mode_list, 4); + } + silc_buffer_push(client_id_list, client_id_list->data - + client_id_list->head); + silc_buffer_push(client_mode_list, client_mode_list->data - + client_mode_list->head); + + /* Save channel key */ + if (keyp && !(channel->mode & SILC_CHANNEL_MODE_PRIVKEY)) + silc_client_save_channel_key(cmd->client, conn, keyp, channel); + + /* Notify application */ + COMMAND_REPLY((ARGS, channel_name, channel, mode, 0, + keyp ? keyp->head : NULL, NULL, + NULL, topic, hmac, list_count, client_id_list, + client_mode_list)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_JOIN); + silc_client_command_reply_free(cmd); + + if (keyp) + silc_buffer_free(keyp); + if (client_id_list) + silc_buffer_free(client_id_list); + if (client_mode_list) + silc_buffer_free(client_mode_list); } -/* Reply to LEAVE command. */ -/* Sends to application: (no arguments) */ +/* Received reply for MOTD command */ -SILC_CLIENT_CMD_REPLY_FUNC(leave) +SILC_CLIENT_CMD_REPLY_FUNC(motd) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; SilcCommandStatus status; + uint32 argc, i; unsigned char *tmp; + char *motd = NULL, *cp, line[256]; - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); SILC_GET16_MSB(status, tmp); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; return; } + argc = silc_argument_get_arg_num(cmd->args); + if (argc > 3) { + COMMAND_REPLY_ERROR; + goto out; + } + + if (argc == 3) { + motd = silc_argument_get_arg_type(cmd->args, 3, NULL); + if (!motd) { + COMMAND_REPLY_ERROR; + goto out; + } + + i = 0; + cp = motd; + while(cp[i] != 0) { + if (cp[i++] == '\n') { + memset(line, 0, sizeof(line)); + strncat(line, cp, i - 1); + cp += i; + + if (i == 2) + line[0] = ' '; + + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, "%s", line); + + if (!strlen(cp)) + break; + i = 0; + } + } + } + /* Notify application */ - COMMAND_REPLY((ARGS)); + COMMAND_REPLY((ARGS, motd)); + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_MOTD); silc_client_command_reply_free(cmd); } -/* Reply to NAMES command. Received list of client names on the channel - we requested. */ +/* Received reply tot he UMODE command. Save the current user mode */ -SILC_CLIENT_CMD_REPLY_FUNC(names) +SILC_CLIENT_CMD_REPLY_FUNC(umode) { SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; SilcCommandStatus status; - SilcIDCacheEntry id_cache = NULL; - SilcChannelEntry channel; - SilcChannelID *channel_id = NULL; - SilcBuffer client_id_list; unsigned char *tmp; - char *name_list; - int i, len1, len2, list_count = 0; - - SILC_LOG_DEBUG(("Start")); + uint32 mode; - tmp = silc_command_get_arg_type(cmd->payload, 1, NULL); + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); SILC_GET16_MSB(status, tmp); if (status != SILC_STATUS_OK) { - cmd->client->ops->say(cmd->client, conn, - "%s", silc_client_command_status_message(status)); + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; goto out; } - /* Get channel ID */ - tmp = silc_command_get_arg_type(cmd->payload, 2, NULL); + tmp = silc_argument_get_arg_type(cmd->args, 2, NULL); if (!tmp) { - cmd->client->ops->say(cmd->client, conn, - "Cannot get user list: Bad reply packet"); COMMAND_REPLY_ERROR; goto out; } - channel_id = silc_id_str2id(tmp, SILC_ID_CHANNEL); - /* Get the name list of the channel */ - name_list = silc_command_get_arg_type(cmd->payload, 3, &len1); - if (!name_list) { - cmd->client->ops->say(cmd->client, conn, - "Cannot get user list: Bad reply packet"); + SILC_GET32_MSB(mode, tmp); + conn->local_entry->mode = mode; + + /* Notify application */ + COMMAND_REPLY((ARGS, mode)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_UMODE); + silc_client_command_reply_free(cmd); +} + +/* Received reply for CMODE command. */ + +SILC_CLIENT_CMD_REPLY_FUNC(cmode) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + uint32 mode; + SilcChannelID *channel_id; + SilcChannelEntry channel; + uint32 len; + + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; goto out; } - /* Get Client ID list */ - tmp = silc_command_get_arg_type(cmd->payload, 4, &len2); + /* Take Channel ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!tmp) + goto out; + channel_id = silc_id_payload_parse_id(tmp, len); + if (!channel_id) + goto out; + + /* Get the channel entry */ + channel = silc_client_get_channel_by_id(cmd->client, conn, channel_id); + if (!channel) { + silc_free(channel_id); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get channel mode */ + tmp = silc_argument_get_arg_type(cmd->args, 3, NULL); if (!tmp) { - cmd->client->ops->say(cmd->client, conn, - "Cannot get user list: Bad reply packet"); + silc_free(channel_id); COMMAND_REPLY_ERROR; goto out; } - client_id_list = silc_buffer_alloc(len2); - silc_buffer_pull_tail(client_id_list, len2); - silc_buffer_put(client_id_list, tmp, len2); + /* Save the mode */ + SILC_GET32_MSB(mode, tmp); + channel->mode = mode; + + /* Notify application */ + COMMAND_REPLY((ARGS, channel, mode)); + + silc_free(channel_id); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_CMODE); + silc_client_command_reply_free(cmd); +} + +/* Received reply for CUMODE command */ - /* Get the channel name */ - if (!silc_idcache_find_by_id_one(conn->channel_cache, (void *)channel_id, - SILC_ID_CHANNEL, &id_cache)) { +SILC_CLIENT_CMD_REPLY_FUNC(cumode) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + SilcClientID *client_id; + SilcChannelID *channel_id; + SilcClientEntry client_entry; + SilcChannelEntry channel; + SilcChannelUser chu; + unsigned char *modev, *tmp, *id; + uint32 len, mode; + + SILC_GET16_MSB(status, silc_argument_get_arg_type(cmd->args, 1, NULL)); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); COMMAND_REPLY_ERROR; goto out; } - channel = (SilcChannelEntry)id_cache->context; - - /* If there is pending command we know that user has called this command - and we will handle the name list differently. */ - if (cmd->callback) { - /* We will resolve all the necessary information about the people - on the channel. Only after that will we display the user list. */ - for (i = 0; i < len1; i++) { - /* XXX */ + /* Get channel mode */ + modev = silc_argument_get_arg_type(cmd->args, 2, NULL); + if (!modev) { + COMMAND_REPLY_ERROR; + goto out; + } - } - silc_client_command_pending_del(SILC_COMMAND_NAMES); - } else { - /* there is no pending callback it means that this command reply - has been received without calling the command, ie. server has sent - the reply without getting the command from us first. This happens - with SILC servers that sends NAMES reply after joining to a channel. */ - - /* Remove commas from list */ - for (i = 0; i < len1; i++) - if (name_list[i] == ',') { - name_list[i] = ' '; - list_count++; - } + /* Take Channel ID */ + tmp = silc_argument_get_arg_type(cmd->args, 3, &len); + if (!tmp) + goto out; + channel_id = silc_id_payload_parse_id(tmp, len); + if (!channel_id) + goto out; - cmd->client->ops->say(cmd->client, conn, - "Users on %s: %s", channel->channel_name, name_list); + /* Get the channel entry */ + channel = silc_client_get_channel_by_id(cmd->client, conn, channel_id); + if (!channel) { + silc_free(channel_id); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get Client ID */ + id = silc_argument_get_arg_type(cmd->args, 4, &len); + if (!id) { + silc_free(channel_id); + COMMAND_REPLY_ERROR; + goto out; + } + client_id = silc_id_payload_parse_id(id, len); + if (!client_id) { + silc_free(channel_id); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get client entry */ + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + if (!client_entry) { + silc_free(channel_id); + silc_free(client_id); + COMMAND_REPLY_ERROR; + goto out; } - /* Cache the received name list and client ID's. This cache expires - whenever server sends notify message to channel. It means two things; - some user has joined or leaved the channel. */ - for (i = 0; i < list_count; i++) { - int nick_len = strcspn(name_list, " "); - char *nickname = silc_calloc(nick_len, sizeof(*nickname)); - SilcClientID *client_id; - SilcClientEntry client; + /* Save the mode */ + SILC_GET32_MSB(mode, modev); + chu = silc_client_on_channel(channel, client_entry); + if (chu) + chu->mode = mode; - memcpy(nickname, name_list, nick_len); - client_id = silc_id_str2id(client_id_list->data, SILC_ID_CLIENT); - silc_buffer_pull(client_id_list, SILC_ID_CLIENT_LEN); + /* Notify application */ + COMMAND_REPLY((ARGS, mode, channel, client_entry)); + silc_free(client_id); + silc_free(channel_id); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_CUMODE); + silc_client_command_reply_free(cmd); +} - client = silc_calloc(1, sizeof(*client)); - client->id = client_id; - client->nickname = nickname; +SILC_CLIENT_CMD_REPLY_FUNC(kick) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; - silc_idcache_add(conn->client_cache, nickname, SILC_ID_CLIENT, - client_id, (void *)client, TRUE); - name_list = name_list + nick_len + 1; + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; } - silc_buffer_free(client_id_list); + /* Notify application */ + COMMAND_REPLY((ARGS)); out: - if (channel_id) + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_KICK); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(silcoper) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_SILCOPER); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(oper) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_OPER); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(connect) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_CONNECT); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(ban) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + SilcChannelEntry channel; + SilcChannelID *channel_id; + unsigned char *tmp; + uint32 len; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Take Channel ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!tmp) + goto out; + + channel_id = silc_id_payload_parse_id(tmp, len); + if (!channel_id) + goto out; + + /* Get the channel entry */ + channel = silc_client_get_channel_by_id(cmd->client, conn, channel_id); + if (!channel) { silc_free(channel_id); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get the ban list */ + tmp = silc_argument_get_arg_type(cmd->args, 3, &len); + + /* Notify application */ + COMMAND_REPLY((ARGS, channel, tmp)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_BAN); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(close) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_CLOSE); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(shutdown) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_SHUTDOWN); + silc_client_command_reply_free(cmd); +} + +/* Reply to LEAVE command. */ + +SILC_CLIENT_CMD_REPLY_FUNC(leave) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_LEAVE); + silc_client_command_reply_free(cmd); +} + +/* Channel resolving callback for USERS command reply. */ + +static void silc_client_command_reply_users_cb(SilcClient client, + SilcClientConnection conn, + SilcChannelEntry *channels, + uint32 channels_count, + void *context) +{ + if (!channels_count) { + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status = SILC_STATUS_ERR_NO_SUCH_CHANNEL; + + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_USERS); + silc_client_command_reply_free(cmd); + return; + } + + silc_client_command_reply_users(context, NULL); +} + +/* Reply to USERS command. Received list of client ID's and theirs modes + on the channel we requested. */ + +SILC_CLIENT_CMD_REPLY_FUNC(users) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + SilcChannelEntry channel; + SilcClientEntry client_entry; + SilcChannelUser chu; + SilcChannelID *channel_id = NULL; + SilcBuffer client_id_list = NULL; + SilcBuffer client_mode_list = NULL; + unsigned char *tmp; + uint32 tmp_len, list_count; + int i; + unsigned char **res_argv = NULL; + uint32 *res_argv_lens = NULL, *res_argv_types = NULL, res_argc = 0; + + SILC_LOG_DEBUG(("Start")); + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get channel ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len); + if (!tmp) { + COMMAND_REPLY_ERROR; + goto out; + } + channel_id = silc_id_payload_parse_id(tmp, tmp_len); + if (!channel_id) { + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get the list count */ + tmp = silc_argument_get_arg_type(cmd->args, 3, &tmp_len); + if (!tmp) { + COMMAND_REPLY_ERROR; + 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) { + COMMAND_REPLY_ERROR; + 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) { + COMMAND_REPLY_ERROR; + 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); + + /* Get channel entry */ + channel = silc_client_get_channel_by_id(cmd->client, conn, channel_id); + if (!channel) { + /* Resolve the channel from server */ + silc_client_get_channel_by_id_resolve(cmd->client, conn, channel_id, + silc_client_command_reply_users_cb, + cmd); + silc_free(channel_id); + if (client_id_list) + silc_buffer_free(client_id_list); + if (client_mode_list) + silc_buffer_free(client_mode_list); + return; + } + + /* Cache the received Client ID's and modes. */ + for (i = 0; i < list_count; i++) { + uint16 idp_len; + uint32 mode; + SilcClientID *client_id; + + /* Client ID */ + SILC_GET16_MSB(idp_len, client_id_list->data + 2); + idp_len += 4; + client_id = silc_id_payload_parse_id(client_id_list->data, idp_len); + if (!client_id) + continue; + + /* Mode */ + SILC_GET32_MSB(mode, client_mode_list->data); + + /* Check if we have this client cached already. */ + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + if (!client_entry || !client_entry->username || !client_entry->realname) { + if (client_entry) { + if (client_entry->status & SILC_CLIENT_STATUS_RESOLVING) { + silc_buffer_pull(client_id_list, idp_len); + silc_buffer_pull(client_mode_list, 4); + continue; + } + client_entry->status |= SILC_CLIENT_STATUS_RESOLVING; + } + + /* No we don't have it (or it is incomplete in information), query + it from the server. Assemble argument table that will be sent + for the WHOIS command later. */ + res_argv = silc_realloc(res_argv, sizeof(*res_argv) * + (res_argc + 1)); + res_argv_lens = silc_realloc(res_argv_lens, sizeof(*res_argv_lens) * + (res_argc + 1)); + res_argv_types = silc_realloc(res_argv_types, sizeof(*res_argv_types) * + (res_argc + 1)); + res_argv[res_argc] = client_id_list->data; + res_argv_lens[res_argc] = idp_len; + res_argv_types[res_argc] = res_argc + 3; + res_argc++; + } else { + if (!silc_client_on_channel(channel, client_entry)) { + chu = silc_calloc(1, sizeof(*chu)); + chu->client = client_entry; + chu->channel = channel; + silc_hash_table_add(channel->user_list, client_entry, chu); + silc_hash_table_add(client_entry->channels, channel, chu); + } + } + + silc_free(client_id); + silc_buffer_pull(client_id_list, idp_len); + silc_buffer_pull(client_mode_list, 4); + } + + /* Query the client information from server if the list included clients + that we don't know about. */ + if (res_argc) { + SilcBuffer res_cmd; + + /* Send the WHOIS command to server */ + silc_client_command_register(cmd->client, SILC_COMMAND_WHOIS, NULL, NULL, + silc_client_command_reply_whois_i, 0, + ++conn->cmd_ident); + res_cmd = silc_command_payload_encode(SILC_COMMAND_WHOIS, + res_argc, res_argv, res_argv_lens, + res_argv_types, conn->cmd_ident); + silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, + NULL, 0, NULL, NULL, res_cmd->data, res_cmd->len, + TRUE); + + /* Register pending command callback. After we've received the WHOIS + command reply we will reprocess this command reply by re-calling this + USERS command reply callback. */ + silc_client_command_pending(conn, SILC_COMMAND_WHOIS, conn->cmd_ident, + silc_client_command_reply_users, cmd); + + silc_buffer_free(res_cmd); + silc_free(channel_id); + silc_free(res_argv); + silc_free(res_argv_lens); + silc_free(res_argv_types); + if (client_id_list) + silc_buffer_free(client_id_list); + if (client_mode_list) + silc_buffer_free(client_mode_list); + return; + } + + silc_buffer_push(client_id_list, (client_id_list->data - + client_id_list->head)); + silc_buffer_push(client_mode_list, (client_mode_list->data - + client_mode_list->head)); + + /* Notify application */ + COMMAND_REPLY((ARGS, channel, list_count, client_id_list, client_mode_list)); + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_USERS); + silc_client_command_reply_free(cmd); + silc_free(channel_id); + if (client_id_list) + silc_buffer_free(client_id_list); + if (client_mode_list) + silc_buffer_free(client_mode_list); +} + +/* Received command reply to GETKEY command. WE've received the remote + client's public key. */ + +SILC_CLIENT_CMD_REPLY_FUNC(getkey) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + SilcIDCacheEntry id_cache; + SilcIDPayload idp = NULL; + SilcClientID *client_id = NULL; + SilcClientEntry client_entry; + SilcServerID *server_id = NULL; + SilcServerEntry server_entry; + SilcSKEPKType type; + unsigned char *tmp, *pk; + uint32 len; + uint16 pk_len; + SilcIdType id_type; + SilcPublicKey public_key = NULL; + + SILC_LOG_DEBUG(("Start")); + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) { + SAY(cmd->client, conn, SILC_CLIENT_MESSAGE_ERROR, + "%s", silc_client_command_status_message(status)); + COMMAND_REPLY_ERROR; + goto out; + } + + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!tmp) { + COMMAND_REPLY_ERROR; + goto out; + } + idp = silc_id_payload_parse(tmp, len); + if (!idp) { + COMMAND_REPLY_ERROR; + goto out; + } + + /* Get the public key payload */ + tmp = silc_argument_get_arg_type(cmd->args, 3, &len); + if (tmp) { + /* 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) + if (!silc_pkcs_public_key_decode(pk, pk_len, &public_key)) + public_key = NULL; + } + + id_type = silc_id_payload_get_type(idp); + if (id_type == SILC_ID_CLIENT) { + /* Received client's public key */ + client_id = silc_id_payload_get_id(idp); + client_entry = silc_client_get_client_by_id(cmd->client, conn, client_id); + if (!client_entry) { + COMMAND_REPLY_ERROR; + goto out; + } + + /* Notify application */ + COMMAND_REPLY((ARGS, id_type, client_entry, public_key)); + } else if (id_type == SILC_ID_SERVER) { + /* Received server's public key */ + server_id = silc_id_payload_get_id(idp); + if (!silc_idcache_find_by_id_one(conn->server_cache, (void *)server_id, + &id_cache)) { + COMMAND_REPLY_ERROR; + goto out; + } + + server_entry = (SilcServerEntry)id_cache->context; + + /* Notify application */ + COMMAND_REPLY((ARGS, id_type, server_entry, public_key)); + } + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_GETKEY); + if (idp) + silc_id_payload_free(idp); + if (public_key) + silc_pkcs_public_key_free(public_key); + silc_free(client_id); + silc_free(server_id); + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(quit) +{ + silc_client_command_reply_free(context); +} + + +/****************************************************************************** + + Internal command reply functions + +******************************************************************************/ + +SILC_CLIENT_CMD_REPLY_FUNC(whois_i) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + + 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; + + /* Save WHOIS info */ + silc_client_command_reply_whois_save(cmd, status, FALSE); + + /* Pending callbacks are not executed if this was an list entry */ + if (status != SILC_STATUS_OK && + status != SILC_STATUS_LIST_END) { + silc_client_command_reply_free(cmd); + return; + } + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_WHOIS); + + /* 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) { + SilcClientEntry client_entry; + uint32 tmp_len; + unsigned char *tmp = + silc_argument_get_arg_type(silc_command_get_args(cmd->payload), + 2, &tmp_len); + if (tmp) { + SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len); + if (client_id) { + client_entry = silc_client_get_client_by_id(cmd->client, conn, + client_id); + if (client_entry) + silc_client_del_client(cmd->client, conn, client_entry); + silc_free(client_id); + } + } + } + + /* Unregister this command reply */ + silc_client_command_unregister(cmd->client, SILC_COMMAND_WHOIS, + NULL, silc_client_command_reply_whois_i, + cmd->ident); + + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(identify_i) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + + 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; + + /* Save IDENTIFY info */ + silc_client_command_reply_identify_save(cmd, status, FALSE); + + /* Pending callbacks are not executed if this was an list entry */ + if (status != SILC_STATUS_OK && + status != SILC_STATUS_LIST_END) { + silc_client_command_reply_free(cmd); + return; + } + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_IDENTIFY); + + /* 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) { + SilcClientEntry client_entry; + uint32 tmp_len; + unsigned char *tmp = + silc_argument_get_arg_type(silc_command_get_args(cmd->payload), + 2, &tmp_len); + if (tmp) { + SilcClientID *client_id = silc_id_payload_parse_id(tmp, tmp_len); + if (client_id) { + client_entry = silc_client_get_client_by_id(cmd->client, conn, + client_id); + if (client_entry) + silc_client_del_client(cmd->client, conn, client_entry); + silc_free(client_id); + } + } + } + + /* Unregister this command reply */ + silc_client_command_unregister(cmd->client, SILC_COMMAND_IDENTIFY, + NULL, silc_client_command_reply_identify_i, + cmd->ident); + + silc_client_command_reply_free(cmd); +} + +SILC_CLIENT_CMD_REPLY_FUNC(info_i) +{ + SilcClientCommandReplyContext cmd = (SilcClientCommandReplyContext)context; + SilcClientConnection conn = (SilcClientConnection)cmd->sock->user_data; + SilcCommandStatus status; + unsigned char *tmp; + SilcIDCacheEntry id_cache; + SilcServerEntry server; + SilcServerID *server_id = NULL; + char *server_name, *server_info; + uint32 len; + + SILC_LOG_DEBUG(("Start")); + + tmp = silc_argument_get_arg_type(cmd->args, 1, NULL); + SILC_GET16_MSB(status, tmp); + if (status != SILC_STATUS_OK) + goto out; + + /* Get server ID */ + tmp = silc_argument_get_arg_type(cmd->args, 2, &len); + if (!tmp) + goto out; + + server_id = silc_id_payload_parse_id(tmp, len); + if (!server_id) + goto out; + + /* Get server name */ + server_name = silc_argument_get_arg_type(cmd->args, 3, NULL); + if (!server_name) + goto out; + + /* Get server info */ + server_info = silc_argument_get_arg_type(cmd->args, 4, NULL); + if (!server_info) + goto out; + + /* See whether we have this server cached. If not create it. */ + if (!silc_idcache_find_by_id_one(conn->server_cache, (void *)server_id, + &id_cache)) { + SILC_LOG_DEBUG(("New server entry")); + server = silc_calloc(1, sizeof(*server)); + server->server_name = strdup(server_name); + server->server_info = strdup(server_info); + server->server_id = silc_id_dup(server_id, SILC_ID_SERVER); + + /* Add it to the cache */ + silc_idcache_add(conn->server_cache, server->server_name, + server->server_id, (void *)server, 0, NULL); + } + + out: + SILC_CLIENT_PENDING_EXEC(cmd, SILC_COMMAND_INFO); + silc_free(server_id); silc_client_command_reply_free(cmd); }