#include "silcclient.h"
#include "client_internal.h"
-/* XXX locking */
-
/************************ Client Searching Locally **************************/
/* Finds entry for client by the client's ID. Returns the entry or NULL
/* Take all without any further checking */
silc_list_start(list);
while ((id_cache = silc_list_get(list))) {
- silc_client_ref_client(client, conn, entry);
+ silc_client_ref_client(client, conn, id_cache->context);
silc_dlist_add(clients, id_cache->context);
}
} else {
out:
if (status != SILC_STATUS_OK && i->completion)
i->completion(client, conn, status, NULL, i->context);
+
silc_client_list_free(client, conn, clients);
+ silc_buffer_free(i->client_id_list);
silc_free(i);
+
return FALSE;
}
/* Format nickname */
silc_client_nickname_format(client, conn, client_entry);
- /* Remove the old cache entry and create a new one */
- silc_idcache_del_by_context(conn->internal->client_cache, client_entry,
- NULL);
- silc_idcache_add(conn->internal->client_cache, nick, &client_entry->id,
- client_entry);
+ /* Update cache entry */
+ silc_mutex_lock(conn->internal->lock);
+ silc_idcache_update_by_context(conn->internal->client_cache,
+ client_entry, NULL, nick, TRUE);
+ silc_mutex_unlock(conn->internal->lock);
+ client_entry->nickname_normalized = nick;
}
client_entry->mode = mode;
}
SilcClientConnection conn,
SilcClientEntry client_entry)
{
- SILC_LOG_DEBUG(("Start"));
-
silc_free(client_entry->realname);
+ silc_free(client_entry->nickname_normalized);
+ silc_free(client_entry->internal.key);
if (client_entry->public_key)
silc_pkcs_public_key_free(client_entry->public_key);
silc_hash_table_free(client_entry->channels);
silc_cipher_free(client_entry->internal.send_key);
if (client_entry->internal.receive_key)
silc_cipher_free(client_entry->internal.receive_key);
- silc_free(client_entry->internal.key);
+ if (client_entry->internal.hmac_send)
+ silc_hmac_free(client_entry->internal.hmac_send);
+ if (client_entry->internal.hmac_receive)
+ silc_hmac_free(client_entry->internal.hmac_receive);
#if 0
silc_client_ftp_session_free_client(conn, client_entry);
if (client_entry->internal->ke)
silc_client_abort_key_agreement(client, conn, client_entry);
#endif /* 0 */
+ silc_atomic_uninit8(&client_entry->internal.refcnt);
silc_free(client_entry);
}
SilcBool silc_client_del_client(SilcClient client, SilcClientConnection conn,
SilcClientEntry client_entry)
{
- SilcBool ret = silc_idcache_del_by_context(conn->internal->client_cache,
- client_entry, NULL);
-#if 0
+ SilcBool ret;
+
+ if (!client_entry)
+ return FALSE;
+
+ SILC_LOG_DEBUG(("Client %p refcnt %d->%d", client_entry,
+ silc_atomic_get_int8(&client_entry->internal.refcnt),
+ silc_atomic_get_int8(&client_entry->internal.refcnt) - 1));
+ if (silc_atomic_sub_int8(&client_entry->internal.refcnt, 1) > 0)
+ return FALSE;
+
+ SILC_LOG_DEBUG(("Deleting client %p"));
+
+ silc_mutex_lock(conn->internal->lock);
+ ret = silc_idcache_del_by_context(conn->internal->client_cache,
+ client_entry, NULL);
+ silc_mutex_unlock(conn->internal->lock);
+
if (ret) {
/* Remove from channels */
silc_client_remove_from_channels(client, conn, client_entry);
/* Free the client entry data */
silc_client_del_client_entry(client, conn, client_entry);
}
-#endif
return ret;
}
}
}
-
/* Formats the nickname of the client specified by the `client_entry'.
If the format is specified by the application this will format the
nickname and replace the old nickname in the client entry. If the
return channel;
}
-/* Foreach callbcak to free all users from the channel when deleting a
- channel entry. */
-
-static void silc_client_del_channel_foreach(void *key, void *context,
- void *user_context)
-{
- SilcChannelUser chu = (SilcChannelUser)context;
-
- SILC_LOG_DEBUG(("Start"));
-
- /* Remove the context from the client's channel hash table as that
- table and channel's user_list hash table share this same context. */
- silc_hash_table_del(chu->client->channels, chu->channel);
- silc_free(chu);
-}
-
/* Removes channel from the cache by the channel entry. */
SilcBool silc_client_del_channel(SilcClient client, SilcClientConnection conn,
SilcChannelEntry channel)
{
- SilcBool ret = silc_idcache_del_by_context(conn->internal->channel_cache,
- channel, NULL);
-#if 0
+ SilcBool ret;
+ SilcCipher key;
+ SilcHmac hmac;
- SILC_LOG_DEBUG(("Start"));
+ if (!channel)
+ return FALSE;
+
+ if (silc_atomic_sub_int8(&channel->internal.refcnt, 1) > 0)
+ return FALSE;
+
+ SILC_LOG_DEBUG(("Deleting channel %p", channel));
+
+ silc_mutex_lock(conn->internal->lock);
+ ret = silc_idcache_del_by_context(conn->internal->channel_cache,
+ channel, NULL);
+ silc_mutex_unlock(conn->internal->lock);
- /* Free all client entrys from the users list. The silc_hash_table_free
- will free all the entries so they are not freed at the foreach
- callback. */
- silc_hash_table_foreach(channel->user_list, silc_client_del_channel_foreach,
- NULL);
- silc_hash_table_free(channel->user_list);
+ if (!ret)
+ return FALSE;
+ silc_client_empty_channel(client, conn, channel);
silc_free(channel->channel_name);
silc_free(channel->topic);
if (channel->founder_key)
silc_pkcs_public_key_free(channel->founder_key);
- silc_free(channel->key);
- if (channel->channel_key)
- silc_cipher_free(channel->channel_key);
- if (channel->hmac)
- silc_hmac_free(channel->hmac);
- if (channel->old_channel_keys) {
- SilcCipher key;
- silc_dlist_start(channel->old_channel_keys);
- while ((key = silc_dlist_get(channel->old_channel_keys)) != SILC_LIST_END)
+ if (channel->internal.channel_key)
+ silc_cipher_free(channel->internal.channel_key);
+ if (channel->internal.hmac)
+ silc_hmac_free(channel->internal.hmac);
+ if (channel->internal.old_channel_keys) {
+ silc_dlist_start(channel->internal.old_channel_keys);
+ while ((key = silc_dlist_get(channel->internal.old_channel_keys)))
silc_cipher_free(key);
- silc_dlist_uninit(channel->old_channel_keys);
+ silc_dlist_uninit(channel->internal.old_channel_keys);
}
- if (channel->old_hmacs) {
- SilcHmac hmac;
- silc_dlist_start(channel->old_hmacs);
- while ((hmac = silc_dlist_get(channel->old_hmacs)) != SILC_LIST_END)
+ if (channel->internal.old_hmacs) {
+ silc_dlist_start(channel->internal.old_hmacs);
+ while ((hmac = silc_dlist_get(channel->internal.old_hmacs)))
silc_hmac_free(hmac);
- silc_dlist_uninit(channel->old_hmacs);
+ silc_dlist_uninit(channel->internal.old_hmacs);
}
- silc_schedule_task_del_by_context(conn->client->schedule, channel);
silc_client_del_channel_private_keys(client, conn, channel);
+ silc_atomic_uninit8(&channel->internal.refcnt);
+ silc_schedule_task_del_by_context(conn->client->schedule, channel);
silc_free(channel);
-#endif
+
return ret;
}
SilcChannelEntry channel,
SilcChannelID *new_id)
{
- SilcIDCacheEntry id_cache;
SilcBool ret = FALSE;
if (!new_id)
SILC_LOG_DEBUG(("New Channel ID id(%s)",
silc_id_render(new_id, SILC_ID_CHANNEL)));
- silc_mutex_lock(conn->internal->lock);
-
/* Update the ID */
- if (silc_idcache_find_by_id_one(conn->internal->channel_cache,
- &channel->id, &id_cache))
- ret = silc_idcache_update(conn->internal->channel_cache, id_cache,
- &channel->id, new_id, NULL, NULL, FALSE);
-
+ silc_mutex_lock(conn->internal->lock);
+ silc_idcache_update_by_context(conn->internal->channel_cache, channel,
+ new_id, NULL, FALSE);
silc_mutex_unlock(conn->internal->lock);
return ret;
if (!silc_idcache_find_by_name_one(conn->internal->server_cache,
server_name, &id_cache)) {
silc_free(server_name);
+ silc_mutex_unlock(conn->internal->lock);
return NULL;
}
silc_mutex_lock(conn->internal->lock);
if (!silc_idcache_find_by_id_one(conn->internal->server_cache,
- server_id, &id_cache))
+ server_id, &id_cache)) {
+ silc_mutex_unlock(conn->internal->lock);
return NULL;
+ }
SILC_LOG_DEBUG(("Found"));
SilcServerEntry server_entry;
char *server_namec = NULL;
- SILC_LOG_DEBUG(("Start"));
+ if (!server_id)
+ return NULL;
+
+ SILC_LOG_DEBUG(("Adding new server %s", server_name));
server_entry = silc_calloc(1, sizeof(*server_entry));
- if (!server_entry || !server_id)
+ if (!server_entry)
return NULL;
silc_atomic_init8(&server_entry->internal.refcnt, 0);
SilcBool silc_client_del_server(SilcClient client, SilcClientConnection conn,
SilcServerEntry server)
{
- SilcBool ret = silc_idcache_del_by_context(conn->internal->server_cache,
- server, NULL);
+ SilcBool ret;
+
+ if (!server)
+ return FALSE;
+
+ if (silc_atomic_sub_int8(&server->internal.refcnt, 1) > 0)
+ return FALSE;
+
+ SILC_LOG_DEBUG(("Deleting server %p", server));
+
+ silc_mutex_lock(conn->internal->lock);
+ ret = silc_idcache_del_by_context(conn->internal->server_cache,
+ server, NULL);
+ silc_mutex_unlock(conn->internal->lock);
+
silc_free(server->server_name);
silc_free(server->server_info);
+ if (server->public_key)
+ silc_pkcs_public_key_free(server->public_key);
+ silc_atomic_uninit8(&server->internal.refcnt);
silc_free(server);
+
return ret;
}
{
char *server_namec = NULL;
- SILC_LOG_DEBUG(("Start"));
+ SILC_LOG_DEBUG(("Updating server %p", server_entry));
if (server_name &&
(!server_entry->server_name ||
!silc_utf8_strcasecmp(server_entry->server_name, server_name))) {
- silc_idcache_del_by_context(conn->internal->server_cache,
- server_entry, NULL);
+ server_namec = silc_identifier_check(server_name, strlen(server_name),
+ SILC_STRING_UTF8, 256, NULL);
+ if (!server_namec)
+ return;
+
silc_free(server_entry->server_name);
server_entry->server_name = strdup(server_name);
+ if (!server_entry->server_name)
+ return;
- /* Normalize server name */
- if (server_name) {
- server_namec = silc_identifier_check(server_name, strlen(server_name),
- SILC_STRING_UTF8, 256, NULL);
- if (!server_namec)
- return;
-
- silc_idcache_add(conn->internal->server_cache, server_namec,
- &server_entry->id, server_entry);
- }
+ /* Update cache entry */
+ silc_mutex_lock(conn->internal->lock);
+ silc_idcache_update_by_context(conn->internal->server_cache, server_entry,
+ NULL, server_namec, TRUE);
+ silc_mutex_unlock(conn->internal->lock);
}
if (server_info &&