Author: Pekka Riikonen <priikone@silcnet.org>
- Copyright (C) 1997 - 2005, 2007 Pekka Riikonen
+ Copyright (C) 1997 - 2008 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
if (server_signoff) {
idp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
- argv = silc_realloc(argv, sizeof(*argv) * (argc + 1));
- argv_lens = silc_realloc(argv_lens, sizeof(*argv_lens) *
- (argc + 1));
- argv_types = silc_realloc(argv_types, sizeof(*argv_types) *
- (argc + 1));
- argv[argc] = silc_calloc(silc_buffer_len(idp), sizeof(*argv[0]));
- memcpy(argv[argc], idp->data, silc_buffer_len(idp));
- argv_lens[argc] = silc_buffer_len(idp);
- argv_types[argc] = argc + 1;
- argc++;
- silc_buffer_free(idp);
+ if (idp) {
+ argv = silc_realloc(argv, sizeof(*argv) * (argc + 1));
+ argv_lens = silc_realloc(argv_lens, sizeof(*argv_lens) *
+ (argc + 1));
+ argv_types = silc_realloc(argv_types, sizeof(*argv_types) *
+ (argc + 1));
+ argv[argc] = silc_calloc(silc_buffer_len(idp), sizeof(*argv[0]));
+ memcpy(argv[argc], idp->data, silc_buffer_len(idp));
+ argv_lens[argc] = silc_buffer_len(idp);
+ argv_types[argc] = argc + 1;
+ argc++;
+ silc_buffer_free(idp);
+ }
}
/* Update statistics */
SILC_OPER_STATS_UPDATE(client, server, SILC_UMODE_SERVER_OPERATOR);
SILC_OPER_STATS_UPDATE(client, router, SILC_UMODE_ROUTER_OPERATOR);
- if (client->data.public_key)
- silc_hash_table_del_by_context(server->pk_hash,
- client->data.public_key,
- client);
+ /* Remove client's public key from repository, this will free it too. */
+ if (client->data.public_key) {
+ silc_skr_del_public_key(server->repository, client->data.public_key,
+ client);
+ client->data.public_key = NULL;
+ }
+
silc_server_remove_clients_channels(server, entry, clients,
client, channels);
silc_server_del_from_watcher_list(server, client);
client->mode = 0;
client->router = NULL;
client->connection = NULL;
+ client->data.created = silc_time();
+ silc_dlist_del(server->expired_clients, client);
+ silc_dlist_add(server->expired_clients, client);
} else {
silc_idlist_del_data(client);
silc_idlist_del_client(server->local_list, client);
SILC_OPER_STATS_UPDATE(client, server, SILC_UMODE_SERVER_OPERATOR);
SILC_OPER_STATS_UPDATE(client, router, SILC_UMODE_ROUTER_OPERATOR);
- if (client->data.public_key)
- silc_hash_table_del_by_context(server->pk_hash,
- client->data.public_key,
- client);
+ /* Remove client's public key from repository, this will free it too. */
+ if (client->data.public_key) {
+ silc_skr_del_public_key(server->repository, client->data.public_key,
+ client);
+ client->data.public_key = NULL;
+ }
+
silc_server_remove_clients_channels(server, entry, clients,
client, channels);
silc_server_del_from_watcher_list(server, client);
client->mode = 0;
client->router = NULL;
client->connection = NULL;
+ client->data.created = silc_time();
+ silc_dlist_del(server->expired_clients, client);
+ silc_dlist_add(server->expired_clients, client);
} else {
silc_idlist_del_data(client);
silc_idlist_del_client(server->global_list, client);
since the server is local. */
if (!local) {
SILC_LOG_DEBUG(("Moving client to local list"));
- silc_idcache_add(server->local_list->clients, client_cache->name,
- client_cache->id, client_cache->context);
- silc_idcache_del_by_context(server->global_list->clients, client,
- NULL);
+ silc_idcache_move(server->global_list->clients,
+ server->local_list->clients, client_cache);
}
server_entry = server_entry->router;
} else {
since the server is local. */
if (server_entry->server_type != SILC_BACKUP_ROUTER && !local) {
SILC_LOG_DEBUG(("Moving client to local list"));
- silc_idcache_add(server->local_list->clients, client_cache->name,
- client_cache->id, client_cache->context);
- silc_idcache_del_by_context(server->global_list->clients, client,
- NULL);
+ silc_idcache_move(server->global_list->clients,
+ server->local_list->clients, client_cache);
} else if (server->server_type == SILC_BACKUP_ROUTER && local) {
/* If we are backup router and this client is on local list, we
must move it to global list, as it is not currently local to
us (we are not primary). */
SILC_LOG_DEBUG(("Moving client to global list"));
- silc_idcache_add(server->global_list->clients, client_cache->name,
- client_cache->id, client_cache->context);
- silc_idcache_del_by_context(server->local_list->clients, client,
- NULL);
+ silc_idcache_move(server->local_list->clients,
+ server->global_list->clients, client_cache);
}
}
since the server is global. */
if (local) {
SILC_LOG_DEBUG(("Moving client to global list"));
- silc_idcache_add(server->global_list->clients, client_cache->name,
- client_cache->id, client_cache->context);
- silc_idcache_del_by_context(server->local_list->clients, client,
- NULL);
+ silc_idcache_move(server->local_list->clients,
+ server->global_list->clients, client_cache);
}
server_entry = server_entry->router;
} else {
since the server is global. */
if (server_entry->server_type != SILC_BACKUP_ROUTER && local) {
SILC_LOG_DEBUG(("Moving client to global list"));
- silc_idcache_add(server->global_list->clients, client_cache->name,
- client_cache->id, client_cache->context);
- silc_idcache_del_by_context(server->local_list->clients, client,
- NULL);
+ silc_idcache_move(server->local_list->clients,
+ server->global_list->clients, client_cache);
}
}
return server_entry;
silc_dlist_start(server->conns);
while ((conn = silc_dlist_get(server->conns))) {
- if (!conn->sock)
+ if (!conn->sock || !silc_packet_stream_is_valid(conn->sock))
continue;
silc_socket_stream_get_info(silc_packet_stream_get_stream(conn->sock),
NULL, NULL, &ipaddr, NULL);
silc_dlist_start(server->conns);
while ((conn = silc_dlist_get(server->conns))) {
- if (!conn->sock)
+ if (!conn->sock || !silc_packet_stream_is_valid(conn->sock))
continue;
idata = silc_packet_get_context(conn->sock);
silc_socket_stream_get_info(silc_packet_stream_get_stream(conn->sock),
SilcUInt32 silc_server_num_sockets_by_remote(SilcServer server,
const char *ip,
const char *hostname,
- SilcUInt16 port)
+ SilcUInt16 port,
+ SilcConnectionType type)
{
SilcServerConnection conn;
+ SilcIDListData idata;
+ SilcConnectionType t = SILC_CONN_UNKNOWN;
int count = 0;
if (!ip && !hostname)
return 0;
+ SILC_LOG_DEBUG(("Num connections %d", silc_dlist_count(server->conns)));
+
silc_dlist_start(server->conns);
while ((conn = silc_dlist_get(server->conns))) {
+ if (conn->sock) {
+ idata = silc_packet_get_context(conn->sock);
+ if (idata)
+ t = idata->conn_type;
+ }
if (((ip && !strcmp(conn->remote_host, ip)) ||
(hostname && !strcmp(conn->remote_host, hostname))) &&
- conn->remote_port == port)
+ conn->remote_port == port && t == type)
count++;
}
silc_skr_find_free(find);
}
-/* Get public key. For public key tables that has multiple keys in it the
- silc_server_find_public_key must be used. */
+/* Get public key by key usage and key context. */
SilcPublicKey silc_server_get_public_key(SilcServer server,
SilcSKRKeyUsage usage,
silc_skr_find(server->repository, server->schedule,
find, find_callback, &public_key);
+#ifdef SILC_DEBUG
+ if (public_key)
+ SILC_LOG_DEBUG(("Found public key"));
+ else
+ SILC_LOG_DEBUG(("Public key not found"));
+#endif /* SILC_DEBUG */
+
return public_key;
}
silc_server_disconnect_remote(server, sock,
SILC_STATUS_ERR_BAD_VERSION,
"You support too old protocol version");
+ silc_server_free_sock_user_data(server, sock, NULL);
return FALSE;
}
silc_server_disconnect_remote(server, sock,
SILC_STATUS_ERR_BAD_VERSION,
"You support too old software version");
+ silc_server_free_sock_user_data(server, sock, NULL);
return FALSE;
}
silc_server_disconnect_remote(server, sock,
SILC_STATUS_ERR_BAD_VERSION,
"Your software is not supported");
+ silc_server_free_sock_user_data(server, sock, NULL);
return FALSE;
}
}
global->connections_max_per_host);
if (max_hosts && conn_number >= max_hosts) {
+ SILC_LOG_DEBUG(("Server is full, %d >= %d", conn_number, max_hosts));
SILC_LOG_INFO(("Server is full, closing %s (%s) connection",
hostname, ip));
silc_server_disconnect_remote(server, sock,
SILC_STATUS_ERR_RESOURCE_LIMIT,
"Server is full, try again later");
+ silc_server_free_sock_user_data(server, sock, NULL);
return FALSE;
}
if (num_sockets >= max_per_host) {
+ SILC_LOG_DEBUG(("Too many connections, %d >= %d", num_sockets,
+ max_per_host));
SILC_LOG_INFO(("Too many connections from %s (%s), closing connection",
hostname, ip));
silc_server_disconnect_remote(server, sock,
SILC_STATUS_ERR_RESOURCE_LIMIT,
"Too many connections from your host");
+ silc_server_free_sock_user_data(server, sock, NULL);
return FALSE;
}
of the checks fails FALSE is returned. */
SilcBool silc_server_check_cmode_rights(SilcServer server,
- SilcChannelEntry channel,
- SilcChannelClientEntry client,
- SilcUInt32 mode)
+ SilcChannelEntry channel,
+ SilcChannelClientEntry client,
+ SilcUInt32 mode)
{
SilcBool is_op = client->mode & SILC_CHANNEL_UMODE_CHANOP;
SilcBool is_fo = client->mode & SILC_CHANNEL_UMODE_CHANFO;
FALSE if setting some mode is not allowed. */
SilcBool silc_server_check_umode_rights(SilcServer server,
- SilcClientEntry client,
- SilcUInt32 mode)
+ SilcClientEntry client,
+ SilcUInt32 mode)
{
SilcBool server_op = FALSE, router_op = FALSE;
if (remote_client->connection) {
/* Remove locally conneted client */
SilcPacketStream sock = remote_client->connection;
- silc_server_free_client_data(server, sock, remote_client, FALSE, NULL);
- silc_server_close_connection(server, sock);
+
+ if (sock)
+ silc_packet_stream_ref(sock);
+
+ silc_server_free_sock_user_data(server, sock, NULL);
+
+ if (sock) {
+ silc_packet_set_context(sock, NULL);
+ silc_server_close_connection(server, sock);
+ silc_packet_stream_unref(sock);
+ }
} else {
/* Update statistics */
server->stat.clients--;
SILC_OPER_STATS_UPDATE(remote_client, server, SILC_UMODE_SERVER_OPERATOR);
SILC_OPER_STATS_UPDATE(remote_client, router, SILC_UMODE_ROUTER_OPERATOR);
- if (remote_client->data.public_key)
- silc_hash_table_del_by_context(server->pk_hash,
- remote_client->data.public_key,
- remote_client);
+ /* Remove client's public key from repository, this will free it too. */
+ if (remote_client->data.public_key) {
+ silc_skr_del_public_key(server->repository,
+ remote_client->data.public_key, remote_client);
+ remote_client->data.public_key = NULL;
+ }
if (SILC_IS_LOCAL(remote_client)) {
server->stat.my_clients--;
}
/* Remove remote client */
+ silc_dlist_del(server->expired_clients, remote_client);
silc_idlist_del_data(remote_client);
if (!silc_idlist_del_client(server->global_list, remote_client)) {
/* Remove this client from watcher list if it is */
notify change of notify type indicated by `notify'. */
SilcBool silc_server_check_watcher_list(SilcServer server,
- SilcClientEntry client,
- const char *new_nick,
- SilcNotifyType notify)
+ SilcClientEntry client,
+ const char *new_nick,
+ SilcNotifyType notify)
{
unsigned char hash[16];
WatcherNotifyContext n;
is not watching any nicknames. */
SilcBool silc_server_del_from_watcher_list(SilcServer server,
- SilcClientEntry client)
+ SilcClientEntry client)
{
SilcHashTableList htl;
void *key;
SilcUInt8 type, void *check)
{
unsigned char *tmp = NULL;
- SilcUInt32 len = 0, t;
+ SilcUInt32 len = 0;
SilcHashTableList htl;
SilcBuffer entry, idp = NULL, pkp = NULL;
SilcBool ret = FALSE;
+ void *t;
SILC_LOG_DEBUG(("Matching invite/ban"));
/* Compare the list */
silc_hash_table_list(list, &htl);
while (silc_hash_table_get(&htl, (void *)&t, (void *)&entry)) {
- if (type == t) {
+ if (type == SILC_PTR_TO_32(t)) {
if (type == 1) {
if (silc_string_match(entry->data, tmp)) {
ret = TRUE;
break;
}
- } else if (!memcmp(entry->data, tmp, len)) {
+ } else if (silc_buffer_len(entry) == len &&
+ !memcmp(entry->data, tmp, len)) {
ret = TRUE;
break;
}
/* Process invite or ban information */
-SilcBool silc_server_inviteban_process(SilcServer server, SilcHashTable list,
- SilcUInt8 action, SilcArgumentPayload args)
+SilcBool silc_server_inviteban_process(SilcServer server,
+ SilcHashTable list,
+ SilcUInt8 action,
+ SilcArgumentPayload args)
{
unsigned char *tmp;
SilcUInt32 type, len;
+ void *ptype;
SilcBuffer tmp2;
SilcHashTableList htl;
/* Check if the string is added already */
silc_hash_table_list(list, &htl);
- while (silc_hash_table_get(&htl, (void *)&type, (void *)&tmp2)) {
- if (type == 1 && silc_string_match(tmp2->data, tmp)) {
+ while (silc_hash_table_get(&htl, (void *)&ptype, (void *)&tmp2)) {
+ if (SILC_PTR_TO_32(ptype) == 1 &&
+ silc_string_match(tmp2->data, tmp)) {
tmp = NULL;
break;
}
/* Check if the public key is in the list already */
silc_hash_table_list(list, &htl);
- while (silc_hash_table_get(&htl, (void *)&type, (void *)&tmp2)) {
- if (type == 2 && !memcmp(tmp2->data, tmp, len)) {
+ while (silc_hash_table_get(&htl, (void *)&ptype, (void *)&tmp2)) {
+ if (SILC_PTR_TO_32(ptype) == 2 && !memcmp(tmp2->data, tmp, len)) {
tmp = NULL;
break;
}
/* Check if the ID is in the list already */
silc_hash_table_list(list, &htl);
- while (silc_hash_table_get(&htl, (void *)&type, (void *)&tmp2)) {
- if (type == 3 && !memcmp(tmp2->data, tmp, len)) {
+ while (silc_hash_table_get(&htl, (void *)&ptype, (void *)&tmp2)) {
+ if (SILC_PTR_TO_32(ptype) == 3 && !memcmp(tmp2->data, tmp, len)) {
tmp = NULL;
break;
}
/* Delete from the list */
silc_hash_table_list(list, &htl);
- while (silc_hash_table_get(&htl, (void *)&type, (void *)&tmp2)) {
- if (type == 1 && silc_string_match(tmp2->data, tmp)) {
+ while (silc_hash_table_get(&htl, (void *)&ptype, (void *)&tmp2)) {
+ if (SILC_PTR_TO_32(ptype) == 1 &&
+ silc_string_match(tmp2->data, tmp)) {
silc_hash_table_del_by_context(list, (void *)1, tmp2);
break;
}
/* Delete from the invite list */
silc_hash_table_list(list, &htl);
- while (silc_hash_table_get(&htl, (void *)&type, (void *)&tmp2)) {
- if (type == 2 && !memcmp(tmp2->data, tmp, len)) {
+ while (silc_hash_table_get(&htl, (void *)&ptype, (void *)&tmp2)) {
+ if (SILC_PTR_TO_32(ptype) == 2 && !memcmp(tmp2->data, tmp, len)) {
silc_hash_table_del_by_context(list, (void *)2, tmp2);
break;
}
/* Delete from the invite list */
silc_hash_table_list(list, &htl);
- while (silc_hash_table_get(&htl, (void *)&type, (void *)&tmp2)) {
- if (type == 3 && !memcmp(tmp2->data, tmp, len)) {
+ while (silc_hash_table_get(&htl, (void *)&ptype, (void *)&tmp2)) {
+ if (SILC_PTR_TO_32(ptype) == 3 && !memcmp(tmp2->data, tmp, len)) {
silc_hash_table_del_by_context(list, (void *)3, tmp2);
break;
}
silc_schedule_task_del_by_callback(server->schedule,
silc_server_connect_to_router);
silc_schedule_task_add_timeout(server->schedule,
- silc_server_connect_to_router, server, 0, 1);
+ silc_server_connect_to_router, server, 1, 0);
}
static void
silc_hash_table_list(channel->channel_pubkeys, &htl);
while (silc_hash_table_get(&htl, NULL, (void *)&pk)) {
pkp = silc_public_key_payload_encode(pk);
+ if (!pkp)
+ continue;
list = silc_argument_payload_encode_one(list, pkp->data,
silc_buffer_len(pkp),
announce ? 0x03 :
on the `channel' public key list. */
SilcBool silc_server_verify_channel_auth(SilcServer server,
- SilcChannelEntry channel,
- SilcClientID *client_id,
- const unsigned char *auth,
- SilcUInt32 auth_len)
+ SilcChannelEntry channel,
+ SilcClientID *client_id,
+ const unsigned char *auth,
+ SilcUInt32 auth_len)
{
SilcAuthPayload ap;
SilcPublicKey chpk;