silc-core.c
- Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
+ Author: Pekka Riikonen <priikone@silcnet.org>
- Copyright (C) 2001 Pekka Riikonen
+ Copyright (C) 2001 - 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; either version 2 of the License, or
(at your option) any later version.
-
+
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
#include "silc-channels.h"
#include "silc-queries.h"
#include "silc-nicklist.h"
-#include "version_internal.h"
-#include "version.h"
+#include "silc-chatnets.h"
+#include "silc-cmdqueue.h"
+#include "silc-commands.h"
#include "signals.h"
#include "levels.h"
#include "settings.h"
+#include "commands.h"
#include "fe-common/core/printtext.h"
#include "fe-common/core/fe-channels.h"
+#include "fe-common/core/keyboard.h"
+#include "fe-common/silc/module-formats.h"
+#ifndef SILC_PLUGIN
/* Command line option variables */
-static char *opt_server = NULL;
-static int opt_port = 0;
-static char *opt_nickname = NULL;
-static char *opt_channel = NULL;
-static char *opt_cipher = NULL;
-static char *opt_public_key = NULL;
-static char *opt_private_key = NULL;
-static char *opt_config_file = NULL;
-static bool opt_no_silcrc = FALSE;
-
-static bool opt_create_keypair = FALSE;
static char *opt_pkcs = NULL;
-static char *opt_keyfile = NULL;
static int opt_bits = 0;
+#else
+static int init_failed = 0;
+#endif
-static int idletag;
+static int running = 0;
+/* SILC Client */
SilcClient silc_client = NULL;
-SilcClientConfig silc_config = NULL;
extern SilcClientOperations ops;
-#ifdef SILC_SIM
-/* SIM (SILC Module) table */
-SilcSimContext **sims = NULL;
-uint32 sims_count = 0;
-#endif
-static void silc_say(SilcClient client, SilcClientConnection conn,
- char *msg, ...)
-{
- SILC_SERVER_REC *server;
- va_list va;
- char *str;
-
- server = conn == NULL ? NULL : conn->context;
-
- va_start(va, msg);
- str = g_strdup_vprintf(msg, va);
- printtext(server, "#silc", MSGLEVEL_CRAP, "%s", str);
- g_free(str);
- va_end(va);
-}
+/* Our keypair */
+SilcPublicKey irssi_pubkey = NULL;
+SilcPrivateKey irssi_privkey = NULL;
+
+char *opt_nickname = NULL;
+char *opt_hostname = NULL;
-/* Message for a channel. The `sender' is the nickname of the sender
- received in the packet. The `channel_name' is the name of the channel. */
+/* Default hash function */
+SilcHash sha1hash = NULL;
-static void
-silc_channel_message(SilcClient client, SilcClientConnection conn,
- SilcClientEntry sender, SilcChannelEntry channel,
- SilcMessageFlags flags, char *msg)
+void silc_expandos_init(void);
+void silc_expandos_deinit(void);
+
+void silc_lag_init(void);
+void silc_lag_deinit(void);
+
+#ifdef SILC_PLUGIN
+void silc_core_deinit(void);
+#endif
+
+static gboolean my_silc_scheduler(gpointer data)
{
- SILC_SERVER_REC *server;
- SILC_NICK_REC *nick;
- SILC_CHANNEL_REC *chanrec;
-
- server = conn == NULL ? NULL : conn->context;
- chanrec = silc_channel_find_entry(server, channel);
-
- nick = silc_nicklist_find(chanrec, sender);
- signal_emit("message public", 6, server, msg,
- nick == NULL ? "(unknown)" : nick->nick,
- nick == NULL ? NULL : nick->host,
- chanrec->name, nick);
+ SILC_LOG_DEBUG(("Timeout"));
+ silc_client_run_one(silc_client);
+ return FALSE;
}
-/* Private message to the client. The `sender' is the nickname of the
- sender received in the packet. */
-
-static void
-silc_private_message(SilcClient client, SilcClientConnection conn,
- SilcClientEntry sender, SilcMessageFlags flags,
- char *msg)
+static gboolean my_silc_scheduler_fd(GIOChannel *source,
+ GIOCondition condition,
+ gpointer data)
{
- SILC_SERVER_REC *server;
-
- server = conn == NULL ? NULL : conn->context;
- signal_emit("message private", 4, server, msg,
- sender->nickname ? sender->nickname : "(unknown)",
- sender->username ? sender->username : NULL);
+ SILC_LOG_DEBUG(("I/O event, %d", SILC_PTR_TO_32(data)));
+ silc_client_run_one(silc_client);
+ return TRUE;
}
-/* Notify message to the client. The notify arguments are sent in the
- same order as servers sends them. The arguments are same as received
- from the server except for ID's. If ID is received application receives
- the corresponding entry to the ID. For example, if Client ID is received
- application receives SilcClientEntry. Also, if the notify type is
- for channel the channel entry is sent to application (even if server
- does not send it). */
-
-typedef struct {
- int type;
- const char *name;
-} NOTIFY_REC;
-
-#define MAX_NOTIFY (sizeof(notifies)/sizeof(notifies[0]))
-static NOTIFY_REC notifies[] = {
- { SILC_NOTIFY_TYPE_NONE, NULL },
- { SILC_NOTIFY_TYPE_INVITE, "invite" },
- { SILC_NOTIFY_TYPE_JOIN, "join" },
- { SILC_NOTIFY_TYPE_LEAVE, "leave" },
- { SILC_NOTIFY_TYPE_SIGNOFF, "signoff" },
- { SILC_NOTIFY_TYPE_TOPIC_SET, "topic" },
- { SILC_NOTIFY_TYPE_NICK_CHANGE, "nick" },
- { SILC_NOTIFY_TYPE_CMODE_CHANGE, "cmode" },
- { SILC_NOTIFY_TYPE_CUMODE_CHANGE, "cumode" },
- { SILC_NOTIFY_TYPE_MOTD, "motd" }
-};
-
-static void silc_notify(SilcClient client, SilcClientConnection conn,
- SilcNotifyType type, ...)
+static void scheduler_notify_cb(SilcSchedule schedule,
+ SilcBool added, SilcTask task,
+ SilcBool fd_task, SilcUInt32 fd,
+ SilcTaskEvent event,
+ long seconds, long useconds,
+ void *context)
{
- SILC_SERVER_REC *server;
- va_list va;
-
- server = conn == NULL ? NULL : conn->context;
- va_start(va, type);
-
- if (type == SILC_NOTIFY_TYPE_NONE) {
- /* some generic notice from server */
- printtext(server, NULL, MSGLEVEL_CRAP, "%s",
- (char *) va_arg(va, char *));
- } else if (type < MAX_NOTIFY) {
- /* send signal about the notify event */
- char signal[50];
-
- g_snprintf(signal, sizeof(signal), "silc event %s",
- notifies[type].name);
- signal_emit(signal, 2, server, va);
+ if (added) {
+ if (fd_task) {
+ /* Add fd */
+ GIOChannel *ch;
+ guint e = 0;
+
+ SILC_LOG_DEBUG(("Add fd %d, events %d", fd, event));
+ g_source_remove_by_user_data(SILC_32_TO_PTR(fd));
+
+ if (event & SILC_TASK_READ)
+ e |= (G_IO_IN | G_IO_PRI | G_IO_HUP | G_IO_ERR);
+ if (event & SILC_TASK_WRITE)
+ e |= (G_IO_OUT | G_IO_HUP | G_IO_ERR | G_IO_NVAL);
+
+ if (e) {
+ ch = g_io_channel_unix_new(fd);
+ g_io_add_watch(ch, e, my_silc_scheduler_fd, SILC_32_TO_PTR(fd));
+ g_io_channel_unref(ch);
+ }
+ } else {
+ /* Add timeout */
+ guint t;
+
+ t = (seconds * 1000) + (useconds / 1000);
+ SILC_LOG_DEBUG(("interval %d msec", t));
+ g_timeout_add(t, my_silc_scheduler, NULL);
+ }
} else {
- /* unknown notify */
- printtext(server, NULL, MSGLEVEL_CRAP,
- "Unknown notify %d", type);
+ if (fd_task) {
+ /* Remove fd */
+ g_source_remove_by_user_data(SILC_32_TO_PTR(fd));
+ }
}
- va_end(va);
}
-/* Called to indicate that connection was either successfully established
- or connecting failed. This is also the first time application receives
- the SilcClientConnection objecet which it should save somewhere. */
-
-static void
-silc_connect(SilcClient client, SilcClientConnection conn, int success)
+static CHATNET_REC *create_chatnet(void)
{
- SILC_SERVER_REC *server = conn->context;
-
- if (success) {
- server->connected = TRUE;
- signal_emit("event connected", 1, server);
- } else {
- server->connection_lost = TRUE;
- server->conn->context = NULL;
- server_disconnect(SERVER(server));
- }
+ return g_malloc0(sizeof(CHATNET_REC));
}
-/* Called to indicate that connection was disconnected to the server. */
+static SERVER_SETUP_REC *create_server_setup(void)
+{
+ return g_malloc0(sizeof(SERVER_SETUP_REC));
+}
-static void
-silc_disconnect(SilcClient client, SilcClientConnection conn)
+static CHANNEL_SETUP_REC *create_channel_setup(void)
{
- SILC_SERVER_REC *server = conn->context;
+ return g_malloc0(sizeof(CHANNEL_SETUP_REC));
+}
- server->conn->context = NULL;
- server->conn = NULL;
- server->connection_lost = TRUE;
- server_disconnect(SERVER(server));
+static SERVER_CONNECT_REC *create_server_connect(void)
+{
+ return g_malloc0(sizeof(SILC_SERVER_CONNECT_REC));
}
-/* Command handler. This function is called always in the command function.
- If error occurs it will be called as well. `conn' is the associated
- client connection. `cmd_context' is the command context that was
- originally sent to the command. `success' is FALSE if error occured
- during command. `command' is the command being processed. It must be
- noted that this is not reply from server. This is merely called just
- after application has called the command. Just to tell application
- that the command really was processed. */
-
-static void
-silc_command(SilcClient client, SilcClientConnection conn,
- SilcClientCommandContext cmd_context, int success,
- SilcCommand command)
+static void destroy_server_connect(SERVER_CONNECT_REC *conn)
{
+
}
-/* Command reply handler. This function is called always in the command reply
- function. If error occurs it will be called as well. Normal scenario
- is that it will be called after the received command data has been parsed
- and processed. The function is used to pass the received command data to
- the application.
-
- `conn' is the associated client connection. `cmd_payload' is the command
- payload data received from server and it can be ignored. It is provided
- if the application would like to re-parse the received command data,
- however, it must be noted that the data is parsed already by the library
- thus the payload can be ignored. `success' is FALSE if error occured.
- In this case arguments are not sent to the application. `command' is the
- command reply being processed. The function has variable argument list
- and each command defines the number and type of arguments it passes to the
- application (on error they are not sent). */
-
-static void
-silc_command_reply(SilcClient client, SilcClientConnection conn,
- SilcCommandPayload cmd_payload, int success,
- SilcCommand command, SilcCommandStatus status, ...)
+/* Checks user information and saves them to the config file it they
+ do not exist there already. */
+static void silc_init_userinfo(void)
{
- SILC_SERVER_REC *server = conn->context;
- SILC_CHANNEL_REC *chanrec;
- va_list va;
-
- va_start(va, status);
-
- /*g_snprintf(signal, sizeof(signal), "silc command reply %s",
- silc_commands[type]);
- signal_emit(signal, 2, server, va);*/
-
- switch(command) {
- case SILC_COMMAND_JOIN:
- {
- char *channel, *mode;
- uint32 modei;
- SilcChannelEntry channel_entry;
-
- channel = va_arg(va, char *);
- channel_entry = va_arg(va, SilcChannelEntry);
- modei = va_arg(va, uint32);
- mode = silc_client_chmode(modei, channel_entry);
-
- chanrec = silc_channel_find(server, channel);
- if (chanrec != NULL && !success)
- channel_destroy(CHANNEL(chanrec));
- else if (chanrec == NULL && success)
- chanrec = silc_channel_create(server, channel, TRUE);
-
- g_free_not_null(chanrec->mode);
- chanrec->mode = g_strdup(mode == NULL ? "" : mode);
- signal_emit("channel mode changed", 1, chanrec);
- break;
- }
- case SILC_COMMAND_NICK:
- {
- SilcClientEntry client = va_arg(va, SilcClientEntry);
- char *old;
-
- old = g_strdup(server->nick);
- server_change_nick(SERVER(server), client->nickname);
- nicklist_rename_unique(SERVER(server),
- server->conn->local_entry, server->nick,
- client, client->nickname);
-
- signal_emit("message own_nick", 4,
- server, server->nick, old, "");
- g_free(old);
- break;
- }
- case SILC_COMMAND_USERS:
- {
- SilcChannelEntry channel;
- SilcChannelUser user;
- NICK_REC *ownnick;
-
- channel = va_arg(va, SilcChannelEntry);
- chanrec = silc_channel_find_entry(server, channel);
- if (chanrec == NULL)
- break;
-
- silc_list_start(channel->clients);
- while ((user = silc_list_get(channel->clients)) != NULL)
- silc_nicklist_insert(chanrec, user, FALSE);
-
- ownnick = NICK(silc_nicklist_find(chanrec, conn->local_entry));
- nicklist_set_own(CHANNEL(chanrec), ownnick);
- signal_emit("channel joined", 1, chanrec);
- fe_channels_nicklist(CHANNEL(chanrec),
- CHANNEL_NICKLIST_FLAG_ALL);
- break;
+ const char *set, *nick, *user_name, *str;
+ char *tmp;
+
+ /* check if nick/username/realname wasn't read from setup.. */
+ set = settings_get_str("real_name");
+ if (set == NULL || *set == '\0') {
+ str = g_getenv("SILCNAME");
+ if (!str)
+ str = g_getenv("IRCNAME");
+ settings_set_str("real_name",
+ str != NULL ? str : silc_get_real_name());
+ }
+
+ /* Check that real name is UTF-8 encoded */
+ set = settings_get_str("real_name");
+ if (!silc_utf8_valid(set, strlen(set))) {
+ int len = silc_utf8_encoded_len(set, strlen(set), SILC_STRING_LOCALE);
+ tmp = silc_calloc(len, sizeof(*tmp));
+ if (tmp) {
+ silc_utf8_encode(set, strlen(set), SILC_STRING_LOCALE, tmp, len);
+ settings_set_str("real_name", tmp);
+ silc_free(tmp);
}
}
-
- va_end(va);
+
+ /* username */
+ user_name = settings_get_str("user_name");
+ if (user_name == NULL || *user_name == '\0') {
+ str = g_getenv("SILCUSER");
+ if (!str)
+ str = g_getenv("IRCUSER");
+ settings_set_str("user_name",
+ str != NULL ? str : silc_get_username());
+
+ user_name = settings_get_str("user_name");
+ }
+
+ /* nick */
+ nick = settings_get_str("nick");
+ if (nick == NULL || *nick == '\0') {
+ str = g_getenv("SILCNICK");
+ if (!str)
+ str = g_getenv("IRCNICK");
+ settings_set_str("nick", str != NULL ? str : user_name);
+
+ nick = settings_get_str("nick");
+ }
+
+ /* alternate nick */
+ set = settings_get_str("alternate_nick");
+ if (set == NULL || *set == '\0') {
+ tmp = g_strconcat(nick, "_", NULL);
+ settings_set_str("alternate_nick", tmp);
+ g_free(tmp);
+ }
+
+ /* host name */
+ set = settings_get_str("hostname");
+ if (set == NULL || *set == '\0') {
+ str = g_getenv("SILCHOST");
+ if (!str)
+ str = g_getenv("IRCHOST");
+ if (str != NULL)
+ settings_set_str("hostname", str);
+ }
}
-/* Verifies received public key. If user decides to trust the key it is
- saved as public server key for later use. If user does not trust the
- key this returns FALSE. */
+#if defined(SILC_DEBUG) || defined(SILC_PLUGIN)
+static bool i_debug;
+#endif
-static int silc_verify_public_key(SilcClient client,
- SilcClientConnection conn,
- SilcSocketType conn_type,
- unsigned char *pk, uint32 pk_len,
- SilcSKEPKType pk_type)
+#ifdef SILC_DEBUG
+static bool silc_irssi_debug_print(char *file, char *function, int line,
+ char *message, void *context)
{
+ printtext(NULL, NULL, MSGLEVEL_CLIENTCRAP,
+ "DEBUG: %s:%d: %s", function, line, message);
return TRUE;
}
+#endif
-/* Asks passphrase from user on the input line. */
+static void sig_setup_changed(void)
+{
+#ifdef SILC_DEBUG
+ bool debug = settings_get_bool("debug");
+ if (debug) {
+ const char *debug_string = settings_get_str("debug_string");
+ i_debug = TRUE;
+ silc_log_debug(TRUE);
+ if (strlen(debug_string))
+ silc_log_set_debug_string(debug_string);
+ silc_log_set_debug_callbacks(silc_irssi_debug_print, NULL, NULL, NULL);
+ return;
+ }
+ if (i_debug)
+ silc_log_debug(FALSE);
+#endif
+}
+
+/* Log callbacks */
-static unsigned char *silc_ask_passphrase(SilcClient client,
- SilcClientConnection conn)
+static bool silc_log_misc(SilcLogType type, char *message, void *context)
{
- return NULL;
+ printtext(NULL, NULL, MSGLEVEL_CLIENTCRAP, "%s: %s",
+ (type == SILC_LOG_INFO ? "[Info]" :
+ type == SILC_LOG_WARNING ? "[Warning]" : "[Error]"), message);
+ return TRUE;
}
-/* Find authentication method and authentication data by hostname and
- port. The hostname may be IP address as well. The found authentication
- method and authentication data is returned to `auth_meth', `auth_data'
- and `auth_data_len'. The function returns TRUE if authentication method
- is found and FALSE if not. `conn' may be NULL. */
-
-static int
-silc_get_auth_method(SilcClient client, SilcClientConnection conn,
- char *hostname, uint16 port,
- SilcProtocolAuthMeth *auth_meth,
- unsigned char **auth_data,
- uint32 *auth_data_len)
+static bool silc_log_stderr(SilcLogType type, char *message, void *context)
{
- return FALSE;
+ fprintf(stderr, "%s: %s\n",
+ (type == SILC_LOG_INFO ? "[Info]" :
+ type == SILC_LOG_WARNING ? "[Warning]" : "[Error]"), message);
+ return TRUE;
}
-/* Notifies application that failure packet was received. This is called
- if there is some protocol active in the client. The `protocol' is the
- protocol context. The `failure' is opaque pointer to the failure
- indication. Note, that the `failure' is protocol dependant and application
- must explicitly cast it to correct type. Usually `failure' is 32 bit
- failure type (see protocol specs for all protocol failure types). */
+static void silc_register_cipher(SilcClient client, const char *cipher)
+{
+ int i;
+
+ if (cipher) {
+ for (i = 0; silc_default_ciphers[i].name; i++)
+ if (!strcmp(silc_default_ciphers[i].name, cipher)) {
+ silc_cipher_register(&(silc_default_ciphers[i]));
+ break;
+ }
+
+ if (!silc_cipher_is_supported(cipher)) {
+ SILC_LOG_ERROR(("Unknown cipher `%s'", cipher));
+#ifdef SILC_PLUGIN
+ init_failed = -1;
+ return;
+#else
+ exit(1);
+#endif
+ }
+ }
+}
-static void
-silc_failure(SilcClient client, SilcClientConnection conn,
- SilcProtocol protocol, void *failure)
+static void silc_register_hash(SilcClient client, const char *hash)
{
- if (protocol->protocol->type == SILC_PROTOCOL_CLIENT_KEY_EXCHANGE) {
- SilcSKEStatus status = (SilcSKEStatus)failure;
-
- if (status == SILC_SKE_STATUS_BAD_VERSION)
- silc_say(client, conn,
- "You are running incompatible client version (it may be "
- "too old or too new)");
- if (status == SILC_SKE_STATUS_UNSUPPORTED_PUBLIC_KEY)
- silc_say(client, conn, "Server does not support your public key type");
- if (status == SILC_SKE_STATUS_UNKNOWN_GROUP)
- silc_say(client, conn,
- "Server does not support one of your proposed KE group");
- if (status == SILC_SKE_STATUS_UNKNOWN_CIPHER)
- silc_say(client, conn,
- "Server does not support one of your proposed cipher");
- if (status == SILC_SKE_STATUS_UNKNOWN_PKCS)
- silc_say(client, conn,
- "Server does not support one of your proposed PKCS");
- if (status == SILC_SKE_STATUS_UNKNOWN_HASH_FUNCTION)
- silc_say(client, conn,
- "Server does not support one of your proposed hash function");
- if (status == SILC_SKE_STATUS_UNKNOWN_HMAC)
- silc_say(client, conn,
- "Server does not support one of your proposed HMAC");
- if (status == SILC_SKE_STATUS_INCORRECT_SIGNATURE)
- silc_say(client, conn, "Incorrect signature");
+ int i;
+
+ if (hash) {
+ for (i = 0; silc_default_hash[i].name; i++)
+ if (!strcmp(silc_default_hash[i].name, hash)) {
+ silc_hash_register(&(silc_default_hash[i]));
+ break;
+ }
+
+ if (!silc_hash_is_supported(hash)) {
+ SILC_LOG_ERROR(("Unknown hash function `%s'", hash));
+#ifdef SILC_PLUGIN
+ init_failed = -1;
+ return;
+#else
+ exit(1);
+#endif
+ }
}
+}
- if (protocol->protocol->type == SILC_PROTOCOL_CLIENT_CONNECTION_AUTH) {
- uint32 err = (uint32)failure;
+static void silc_register_hmac(SilcClient client, const char *hmac)
+{
+ int i;
- if (err == SILC_AUTH_FAILED)
- silc_say(client, conn, "Authentication failed");
+ if (hmac) {
+ for (i = 0; silc_default_hmacs[i].name; i++)
+ if (!strcmp(silc_default_hmacs[i].name, hmac)) {
+ silc_hmac_register(&(silc_default_hmacs[i]));
+ break;
+ }
+
+ if (!silc_hmac_is_supported(hmac)) {
+ SILC_LOG_ERROR(("Unknown HMAC `%s'", hmac));
+#ifdef SILC_PLUGIN
+ init_failed = -1;
+ return;
+#else
+ exit(1);
+#endif
+ }
}
}
-/* Asks whether the user would like to perform the key agreement protocol.
- This is called after we have received an key agreement packet or an
- reply to our key agreement packet. This returns TRUE if the user wants
- the library to perform the key agreement protocol and FALSE if it is not
- desired (application may start it later by calling the function
- silc_client_perform_key_agreement). */
-
-static int
-silc_key_agreement(SilcClient client, SilcClientConnection conn,
- SilcClientEntry client_entry, char *hostname,
- int port,
- SilcKeyAgreementCallback *completion,
- void **context)
+/* Finalize init. Init finish signal calls this. */
+
+#ifdef SILC_PLUGIN
+#define FUNCTION_EXIT goto out
+void silc_opt_callback(const char *data, SERVER_REC *server,
+ WI_ITEM_REC *item)
+#else
+#define FUNCTION_EXIT exit(0)
+void silc_opt_callback(poptContext con,
+ enum poptCallbackReason reason,
+ const struct poptOption *opt,
+ const char *arg, void *data)
+#endif
{
- char host[256];
+#ifdef SILC_PLUGIN
+ unsigned char **argv=NULL, *tmp;
+ SilcUInt32 *argv_lens=NULL, *argv_types=NULL, argc=0;
+ int i;
+ unsigned char privkey[128], pubkey[128];
+
+ memset(privkey, 0, sizeof(privkey));
+ memset(pubkey, 0, sizeof(pubkey));
+ snprintf(pubkey, sizeof(pubkey) - 1, "%s/%s", get_irssi_dir(),
+ SILC_CLIENT_PUBLIC_KEY_NAME);
+ snprintf(privkey, sizeof(privkey) - 1, "%s/%s", get_irssi_dir(),
+ SILC_CLIENT_PRIVATE_KEY_NAME);
+
+ tmp = g_strconcat("SILC", " ", data, NULL);
+ silc_parse_command_line(tmp, &argv, &argv_lens, &argv_types, &argc, 6);
+ g_free(tmp);
+
+ if (argc < 2)
+ goto err;
+#else
+ if (strcmp(opt->longName, "nick") == 0) {
+ g_free(opt_nickname);
+ opt_nickname = g_strdup(arg);
+ }
- /* We will just display the info on the screen and return FALSE and user
- will have to start the key agreement with a command. */
+ if (strcmp(opt->longName, "hostname") == 0) {
+ silc_free(opt_hostname);
+ opt_hostname = strdup(arg);
+ }
+#endif
- if (hostname) {
- memset(host, 0, sizeof(host));
- snprintf(host, sizeof(host) - 1, "(%s on port %d)", hostname, port);
+#ifdef SILC_PLUGIN
+ if ((argc == 2) && (strcasecmp(argv[1], "list-ciphers") == 0)) {
+#else
+ if (strcmp(opt->longName, "list-ciphers") == 0) {
+#endif
+ silc_client_list_ciphers();
+ FUNCTION_EXIT;
}
- silc_say(client, conn, "%s wants to perform key agreement %s",
- client_entry->nickname, hostname ? host : "");
+#ifdef SILC_PLUGIN
+ if ((argc == 2) && (strcasecmp(argv[1], "list-hash-funcs") == 0)) {
+#else
+ if (strcmp(opt->longName, "list-hash-funcs") == 0) {
+#endif
+ silc_client_list_hash_funcs();
+ FUNCTION_EXIT;
+ }
- *completion = NULL;
- *context = NULL;
+#ifdef SILC_PLUGIN
+ if ((argc == 2) && (strcasecmp(argv[1], "list-hmacs") == 0)) {
+#else
+ if (strcmp(opt->longName, "list-hmacs") == 0) {
+#endif
+ silc_client_list_hmacs();
+ FUNCTION_EXIT;
+ }
- return FALSE;
-}
+#ifdef SILC_PLUGIN
+ if ((argc == 2) && (strcasecmp(argv[1], "list-pkcs") == 0)) {
+#else
+ if (strcmp(opt->longName, "list-pkcs") == 0) {
+#endif
+ silc_client_list_pkcs();
+ FUNCTION_EXIT;
+ }
-/* SILC client operations */
-SilcClientOperations ops = {
- silc_say,
- silc_channel_message,
- silc_private_message,
- silc_notify,
- silc_command,
- silc_command_reply,
- silc_connect,
- silc_disconnect,
- silc_get_auth_method,
- silc_verify_public_key,
- silc_ask_passphrase,
- silc_failure,
- silc_key_agreement,
-};
-
-static int my_silc_scheduler(void)
-{
- silc_schedule_one(0);
- return 1;
-}
+#ifdef SILC_PLUGIN
+ if ((argc < 5) && (strcasecmp(argv[1], "debug") == 0)) {
+#else
+ if (strcmp(opt->longName, "debug") == 0) {
+ silc_log_debug(TRUE);
+ silc_log_debug_hexdump(TRUE);
+ silc_log_set_debug_string(arg);
+#endif
+#ifdef SILC_PLUGIN
+ if (argc == 2) {
+ printformat_module("fe-common/silc", NULL, NULL,
+ MSGLEVEL_CRAP, SILCTXT_CONFIG_DEBUG,
+ (i_debug == TRUE ? "enabled" : "disabled"));
+ goto out;
+ }
+#endif
+#ifndef SILC_DEBUG
+#ifdef SILC_PLUGIN
+ printformat_module("fe-common/silc", NULL, NULL,
+ MSGLEVEL_CRAP, SILCTXT_CONFIG_NODEBUG);
+#else
+ fprintf(stdout,
+ "Run-time debugging is not enabled. To enable it recompile\n"
+ "the client with --enable-debug configuration option.\n");
+ sleep(1);
+#endif
+#else
+#ifdef SILC_PLUGIN
+ if (strcasecmp(argv[2], "on") == 0) {
+ settings_set_bool("debug", TRUE);
+ if (argc == 4)
+ settings_set_str("debug_string", argv[3]);
+ } else if ((argc == 3) && (strcasecmp(argv[2], "off") == 0)) {
+ settings_set_bool("debug", FALSE);
+ } else
+ goto err;
+ sig_setup_changed();
+ printformat_module("fe-common/silc", NULL, NULL,
+ MSGLEVEL_CRAP, SILCTXT_CONFIG_DEBUG,
+ (settings_get_bool("debug") == TRUE ?
+ "enabled" : "disabled"));
+ goto out;
+#endif
+#endif
+ }
-static CHATNET_REC *create_chatnet(void)
-{
- return g_malloc0(sizeof(CHATNET_REC));
+#ifdef SILC_PLUGIN
+ if (strcasecmp(argv[1], "create-key-pair") == 0) {
+#else
+ if (strcmp(opt->longName, "create-key-pair") == 0) {
+#endif
+ /* Create new key pair and exit */
+#ifdef SILC_PLUGIN
+ char *endptr, *pkcs=NULL;
+ long int val;
+ int bits=0;
+ CREATE_KEY_REC *rec;
+
+ if ((argc == 3) || (argc == 5))
+ goto err;
+
+ for (i=2; i<argc-1; i+=2)
+ if (strcasecmp(argv[i], "-pkcs") == 0) {
+ if (pkcs == NULL)
+ pkcs = argv[i+1];
+ else
+ goto err;
+ } else if (strcasecmp(argv[i], "-bits") == 0) {
+ if (bits == 0) {
+ val = strtol(argv[i+1], &endptr, 10);
+ if ((*endptr != '\0') || (val <= 0) || (val >= INT_MAX))
+ goto err;
+ bits = val;
+ } else
+ goto err;
+ } else
+ goto err;
+
+ rec = g_new0(CREATE_KEY_REC, 1);
+ rec->pkcs = (pkcs == NULL ? NULL : g_strdup(pkcs));
+ rec->bits = bits;
+
+ keyboard_entry_redirect((SIGNAL_FUNC) create_key_passphrase,
+ format_get_text("fe-common/silc", NULL, NULL,
+ NULL, SILCTXT_CONFIG_PASS_ASK2),
+ ENTRY_REDIRECT_FLAG_HIDDEN, rec);
+ printformat_module("fe-common/silc", NULL, NULL,
+ MSGLEVEL_CRAP, SILCTXT_CONFIG_NEXTTIME);
+ goto out;
+#else
+ silc_crypto_init(NULL);
+ silc_create_key_pair(opt_pkcs, opt_bits, NULL, NULL,
+ NULL, NULL, NULL, NULL, TRUE);
+ exit(0);
+#endif
+ }
+
+#ifdef SILC_PLUGIN
+ if ((argc < 4) && (strcasecmp(argv[1], "passphrase-change") == 0)) {
+#else
+ if (strcmp(opt->longName, "passphrase-change") == 0) {
+#endif
+ /* Change the passphrase of the private key file */
+#ifdef SILC_PLUGIN
+ CREATE_KEY_REC *rec;
+
+ rec = g_new0(CREATE_KEY_REC, 1);
+ rec->file = g_strdup((argc == 3 ? argv[2] : privkey));
+
+ keyboard_entry_redirect((SIGNAL_FUNC) change_private_key_passphrase,
+ format_get_text("fe-common/silc", NULL, NULL,
+ NULL, SILCTXT_CONFIG_PASS_ASK1),
+ ENTRY_REDIRECT_FLAG_HIDDEN, rec);
+ goto out;
+#else
+ silc_crypto_init(NULL);
+ silc_change_private_key_passphrase(arg, NULL, NULL);
+ exit(0);
+#endif
+ }
+
+#ifndef SILC_PLUGIN
+ if (strcmp(opt->longName, "show-key") == 0) {
+ /* Dump the key */
+ silc_crypto_init(NULL);
+ silc_show_public_key_file((char *)arg);
+ exit(0);
+ }
+#endif
+
+#ifdef SILC_PLUGIN
+err:
+ printformat_module("fe-common/silc", NULL, NULL,
+ MSGLEVEL_CRAP, SILCTXT_CONFIG_UNKNOWN,
+ data);
+
+out:
+ for (i=0; i<argc; i++)
+ silc_free(argv[i]);
+
+ silc_free(argv);
+ silc_free(argv_lens);
+ silc_free(argv_types);
+#endif
}
+#undef FUNCTION_EXIT
-static SERVER_SETUP_REC *create_server_setup(void)
+/* Called to indicate the client library has stopped. */
+static void
+silc_stopped(SilcClient client, void *context)
{
- return g_malloc0(sizeof(SERVER_SETUP_REC));
+ SILC_LOG_DEBUG(("Client library has stopped"));
+ *(int*)context = -1;
}
-static CHANNEL_SETUP_REC *create_channel_setup(void)
+/* Called to indicate the client library is running. */
+
+static void
+silc_running(SilcClient client, void *context)
{
- return g_malloc0(sizeof(CHANNEL_SETUP_REC));
+ running = 1;
+ SILC_LOG_DEBUG(("Client library is running"));
}
-static SERVER_CONNECT_REC *create_server_connect(void)
+static void sig_init_finished(void)
{
- return g_malloc0(sizeof(SILC_SERVER_CONNECT_REC));
+ /* Check ~/.silc directory and public and private keys */
+ if (!silc_client_check_silc_dir()) {
+#ifdef SILC_PLUGIN
+ init_failed = -1;
+#else
+ sleep(1);
+ exit(1);
+#endif
+ return;
+ }
+
+ /* Load public and private key */
+ if (!silc_client_load_keys(silc_client)) {
+#ifdef SILC_PLUGIN
+ init_failed = -1;
+#else
+ sleep(1);
+ exit(1);
+#endif
+ return;
+ }
+
+ /* Initialize the SILC client */
+ opt_hostname = (opt_hostname ? opt_hostname : silc_net_localhost());
+ if (!silc_client_init(silc_client, settings_get_str("user_name"),
+ opt_hostname, settings_get_str("real_name"),
+ silc_running, NULL)) {
+#ifdef SILC_PLUGIN
+ init_failed = -1;
+#else
+ sleep(1);
+ exit(1);
+#endif
+ return;
+ }
+
+ silc_schedule_set_notify(silc_client->schedule, scheduler_notify_cb, NULL);
+
+ silc_log_set_callback(SILC_LOG_INFO, silc_log_misc, NULL);
+ silc_log_set_callback(SILC_LOG_WARNING, silc_log_misc, NULL);
+ silc_log_set_callback(SILC_LOG_ERROR, silc_log_misc, NULL);
+ silc_log_set_callback(SILC_LOG_FATAL, silc_log_misc, NULL);
+
+ silc_hash_alloc("sha1", &sha1hash);
+
+ /* Run SILC scheduler */
+ my_silc_scheduler(NULL);
}
/* Init SILC. Called from src/fe-text/silc.c */
void silc_core_init(void)
{
- static struct poptOption options[] = {
- { "create-key-pair", 'C', POPT_ARG_NONE, &opt_create_keypair, 0,
+#ifndef SILC_PLUGIN
+ static struct poptOption silc_options[] = {
+ { NULL, '\0', POPT_ARG_CALLBACK, (void *)&silc_opt_callback, '\0', NULL },
+ { "list-ciphers", 0, POPT_ARG_NONE, NULL, 0,
+ "List supported ciphers", NULL },
+ { "list-hash-funcs", 0, POPT_ARG_NONE, NULL, 0,
+ "List supported hash functions", NULL },
+ { "list-hmacs", 0, POPT_ARG_NONE, NULL, 0,
+ "List supported HMACs", NULL },
+ { "list-pkcs", 0, POPT_ARG_NONE, NULL, 0,
+ "List supported PKCSs", NULL },
+#ifdef SILC_DEBUG
+ { "debug", 'd', POPT_ARG_STRING, NULL, 0,
+ "Enable debugging", "STRING" },
+#endif /* SILC_DEBUG */
+ { "create-key-pair", 'C', POPT_ARG_NONE, NULL, 0,
"Create new public key pair", NULL },
- { "pkcs", 0, POPT_ARG_STRING, &opt_pkcs, 0,
- "Set the PKCS of the public key pair", "PKCS" },
- { "bits", 0, POPT_ARG_INT, &opt_bits, 0,
- "Set the length of the public key pair", "VALUE" },
- { "show-key", 'S', POPT_ARG_STRING, &opt_keyfile, 0,
+ { "pkcs", 0, POPT_ARG_STRING, &opt_pkcs, 0,
+ "Set the PKCS of the public key pair (-C)", "PKCS" },
+ { "bits", 0, POPT_ARG_INT, &opt_bits, 0,
+ "Set the length of the public key pair (-C)", "VALUE" },
+ { "passphrase-change", 'P', POPT_ARG_STRING, NULL, 0,
+ "Change the passphrase of private key file", "FILE" },
+ { "show-key", 'S', POPT_ARG_STRING, NULL, 0,
"Show the contents of the public key", "FILE" },
{ NULL, '\0', 0, NULL }
};
+#endif
- args_register(options);
-}
+ CHAT_PROTOCOL_REC *rec;
+ SilcClientParams params;
+ const char *def_cipher, *def_hash, *def_hmac;
-/* Finalize init. Called from src/fe-text/silc.c */
+#ifndef SILC_PLUGIN
+ args_register(silc_options);
+#endif
-void silc_core_init_finish(void)
-{
- CHAT_PROTOCOL_REC *rec;
+ /* Settings */
+#ifndef SILC_PLUGIN
+ settings_add_bool("server", "skip_motd", FALSE);
+ settings_add_str("server", "alternate_nick", NULL);
+#endif
+ settings_add_bool("server", "use_auto_addr", FALSE);
+ settings_add_str("server", "auto_bind_ip", "");
+ settings_add_str("server", "auto_public_ip", "");
+ settings_add_int("server", "auto_bind_port", 0);
+ settings_add_str("server", "crypto_default_cipher", SILC_DEFAULT_CIPHER);
+ settings_add_str("server", "crypto_default_hash", SILC_DEFAULT_HASH);
+ settings_add_str("server", "crypto_default_hmac", SILC_DEFAULT_HMAC);
+ settings_add_int("server", "key_exchange_timeout_secs", 120);
+ settings_add_int("server", "key_exchange_rekey_secs", 3600);
+ settings_add_bool("server", "key_exchange_rekey_pfs", FALSE);
+ settings_add_int("server", "heartbeat", 300);
+ settings_add_bool("server", "ignore_message_signatures", FALSE);
+ settings_add_str("server", "session_filename", "session.$chatnet");
+ settings_add_bool("server", "sign_channel_messages", FALSE);
+ settings_add_bool("server", "sign_private_messages", FALSE);
+ settings_add_str("silc", "nickname_format", "%n#%a");
+
+ /* Requested Attributes settings */
+ settings_add_bool("silc", "attr_allow", TRUE);
+ settings_add_str("silc", "attr_vcard", "");
+ settings_add_str("silc", "attr_services", "");
+ settings_add_str("silc", "attr_status_mood", "NORMAL");
+ settings_add_str("silc", "attr_status_text", "");
+ settings_add_str("silc", "attr_status_message", NULL);
+ settings_add_str("silc", "attr_preferred_language", "");
+ settings_add_str("silc", "attr_preferred_contact", "CHAT");
+ settings_add_bool("silc", "attr_timezone", TRUE);
+ settings_add_str("silc", "attr_geolocation", "");
+ settings_add_str("silc", "attr_device_info", NULL);
+ settings_add_str("silc", "attr_public_keys", "");
+
+#ifdef SILC_DEBUG
+ settings_add_bool("debug", "debug", FALSE);
+ settings_add_str("debug", "debug_string", "");
+#endif
- if (opt_create_keypair == TRUE) {
- /* Create new key pair and exit */
- silc_cipher_register_default();
- silc_pkcs_register_default();
- silc_hash_register_default();
- silc_hmac_register_default();
- silc_client_create_key_pair(opt_pkcs, opt_bits,
- NULL, NULL, NULL, NULL, NULL);
- silc_free(opt_pkcs);
- exit(0);
- }
+ signal_add("setup changed", (SIGNAL_FUNC) sig_setup_changed);
+#ifndef SILC_PLUGIN
+ signal_add("irssi init finished", (SIGNAL_FUNC) sig_init_finished);
+#endif
- if (opt_keyfile) {
- /* Dump the key */
- silc_cipher_register_default();
- silc_pkcs_register_default();
- silc_hash_register_default();
- silc_hmac_register_default();
- silc_client_show_key(opt_keyfile);
- silc_free(opt_keyfile);
- exit(0);
- }
+#if defined (SILC_PLUGIN) && defined (SILC_DEBUG)
+ if (settings_get_bool("debug") == TRUE)
+ sig_setup_changed();
+#endif
- /* Allocate SILC client */
- silc_client = silc_client_alloc(&ops, NULL);
-
- /* Load local config file */
- silc_config = silc_client_config_alloc(SILC_CLIENT_HOME_CONFIG_FILE);
-
- /* Get user information */
- silc_client->username = g_strdup(settings_get_str("user_name"));
- silc_client->hostname = silc_net_localhost();
- silc_client->realname = g_strdup(settings_get_str("real_name"));
-
- /* Register all configured ciphers, PKCS and hash functions. */
- if (silc_config) {
- silc_config->client = silc_client;
- if (!silc_client_config_register_ciphers(silc_config))
- silc_cipher_register_default();
- if (!silc_client_config_register_pkcs(silc_config))
- silc_pkcs_register_default();
- if (!silc_client_config_register_hashfuncs(silc_config))
- silc_hash_register_default();
- if (!silc_client_config_register_hmacs(silc_config))
- silc_hmac_register_default();
- } else {
- /* Register default ciphers, pkcs, hash funtions and hmacs. */
- silc_cipher_register_default();
- silc_pkcs_register_default();
- silc_hash_register_default();
- silc_hmac_register_default();
- }
+ silc_init_userinfo();
- /* Check ~/.silc directory and public and private keys */
- if (silc_client_check_silc_dir() == FALSE) {
- idletag = -1;
- return;
- }
+ silc_log_set_callback(SILC_LOG_INFO, silc_log_stderr, NULL);
+ silc_log_set_callback(SILC_LOG_WARNING, silc_log_stderr, NULL);
+ silc_log_set_callback(SILC_LOG_ERROR, silc_log_stderr, NULL);
+ silc_log_set_callback(SILC_LOG_FATAL, silc_log_stderr, NULL);
- /* Load public and private key */
- if (silc_client_load_keys(silc_client) == FALSE) {
- idletag = -1;
- return;
- }
+ /* Initialize client parameters */
+ memset(¶ms, 0, sizeof(params));
+ strcat(params.nickname_format, settings_get_str("nickname_format"));
+ params.full_channel_names = TRUE;
- /* Initialize the SILC client */
- if (!silc_client_init(silc_client)) {
- idletag = -1;
+ /* Allocate SILC client */
+ silc_client = silc_client_alloc(&ops, ¶ms, NULL, silc_version_string);
+
+ /* Get the ciphers and stuff from config file */
+ def_cipher = settings_get_str("crypto_default_cipher");
+ def_hash = settings_get_str("crypto_default_hash");
+ def_hmac = settings_get_str("crypto_default_hmac");
+ silc_register_cipher(silc_client, def_cipher);
+#ifdef SILC_PLUGIN
+ if (init_failed)
return;
- }
+#endif
+ silc_register_hash(silc_client, def_hash);
+#ifdef SILC_PLUGIN
+ if (init_failed)
+ return;
+#endif
+ silc_register_hmac(silc_client, def_hmac);
+#ifdef SILC_PLUGIN
+ if (init_failed)
+ return;
+#endif
+
+#ifdef SILC_PLUGIN
+ command_bind("silc", MODULE_NAME, (SIGNAL_FUNC) silc_opt_callback);
+#endif
/* Register SILC to the irssi */
rec = g_new0(CHAT_PROTOCOL_REC, 1);
rec->create_server_setup = create_server_setup;
rec->create_channel_setup = create_channel_setup;
rec->create_server_connect = create_server_connect;
- rec->server_connect = (SERVER_REC *(*) (SERVER_CONNECT_REC *))
- silc_server_connect;
- rec->channel_create = (CHANNEL_REC *(*) (SERVER_REC *, const char *, int))
+ rec->destroy_server_connect = destroy_server_connect;
+ rec->server_init_connect = silc_server_init_connect;
+ rec->server_connect = silc_server_connect;
+ rec->channel_create = (CHANNEL_REC *(*) (SERVER_REC *, const char *,
+ const char *, int))
silc_channel_create;
rec->query_create = (QUERY_REC *(*) (const char *, const char *, int))
silc_query_create;
-
+
chat_protocol_register(rec);
g_free(rec);
+ silc_queue_init();
silc_server_init();
silc_channels_init();
silc_queries_init();
+ silc_expandos_init();
+ silc_lag_init();
+ silc_chatnets_init();
+
+#ifdef SILC_PLUGIN
+ sig_init_finished();
+ if (init_failed) {
+ silc_core_deinit();
+ return;
+ }
+#endif
- idletag = g_timeout_add(100, (GSourceFunc) my_silc_scheduler, NULL);
+ module_register("silc", "core");
}
/* Deinit SILC. Called from src/fe-text/silc.c */
void silc_core_deinit(void)
{
- if (idletag != -1) {
- signal_emit("chat protocol deinit", 1,
- chat_protocol_find("SILC"));
-
- silc_server_deinit();
- silc_channels_deinit();
- silc_queries_deinit();
-
- chat_protocol_unregister("SILC");
-
- g_source_remove(idletag);
+ if (running) {
+ volatile int stopped = 0;
+ silc_client_stop(silc_client, silc_stopped, (void *)&stopped);
+ while (!stopped)
+ silc_client_run_one(silc_client);
}
-
- g_free(silc_client->username);
- g_free(silc_client->realname);
+
+ if (opt_hostname)
+ silc_free(opt_hostname);
+ if (opt_nickname)
+ g_free(opt_nickname);
+
+ signal_remove("setup changed", (SIGNAL_FUNC) sig_setup_changed);
+#ifdef SILC_PLUGIN
+ command_unbind("silc", (SIGNAL_FUNC) silc_opt_callback);
+#else
+ signal_remove("irssi init finished", (SIGNAL_FUNC) sig_init_finished);
+#endif
+
+ signal_emit("chat protocol deinit", 1, chat_protocol_find("SILC"));
+
+ silc_hash_free(sha1hash);
+
+ silc_queue_deinit();
+ silc_server_deinit();
+ silc_channels_deinit();
+ silc_queries_deinit();
+ silc_expandos_deinit();
+ silc_lag_deinit();
+ silc_chatnets_deinit();
+
+ chat_protocol_unregister("SILC");
+
+ if (irssi_pubkey)
+ silc_pkcs_public_key_free(irssi_pubkey);
+ if (irssi_privkey)
+ silc_pkcs_private_key_free(irssi_privkey);
silc_client_free(silc_client);
}