#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;
}
SilcUInt32 *res_argv_lens = NULL, *res_argv_types = NULL, res_argc = 0;
SilcUInt16 idp_len, cmd_ident;
SilcID id;
+ va_list tmp;
int i;
SILC_LOG_DEBUG(("Resolve clients from Client ID list"));
/* We have the clients in cache, get them and call the completion */
silc_client_get_clients_list_cb(client, conn, SILC_COMMAND_WHOIS,
- SILC_STATUS_OK, SILC_STATUS_OK, in, NULL);
+ SILC_STATUS_OK, SILC_STATUS_OK, in, tmp);
return 0;
err:
}
/* Format the nickname */
- silc_client_nickname_format(client, conn, client_entry);
+ silc_client_nickname_format(client, conn, client_entry, FALSE);
silc_mutex_lock(conn->internal->lock);
silc_mutex_unlock(conn->internal->lock);
silc_client_ref_client(client, conn, client_entry);
+ SILC_LOG_DEBUG(("Added %p", client_entry));
+
return client_entry;
}
return;
/* Format nickname */
- silc_client_nickname_format(client, conn, client_entry);
+ silc_client_nickname_format(client, conn, client_entry,
+ client_entry == conn->local_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;
}
+/* Change a client's nickname */
+
+SilcBool silc_client_change_nickname(SilcClient client,
+ SilcClientConnection conn,
+ SilcClientEntry client_entry,
+ const char *new_nick,
+ SilcClientID *new_id,
+ const unsigned char *idp,
+ SilcUInt32 idp_len)
+{
+ char *tmp;
+
+ SILC_LOG_DEBUG(("Change nickname %s to %s", client_entry->nickname,
+ new_nick));
+
+ /* Normalize nickname */
+ tmp = silc_identifier_check(new_nick, strlen(new_nick),
+ SILC_STRING_UTF8, 128, NULL);
+ if (!tmp)
+ return FALSE;
+
+ /* Update the client entry */
+ silc_mutex_lock(conn->internal->lock);
+ if (!silc_idcache_update_by_context(conn->internal->client_cache,
+ client_entry, new_id, tmp, TRUE)) {
+ silc_free(tmp);
+ silc_mutex_unlock(conn->internal->lock);
+ return FALSE;
+ }
+ silc_mutex_unlock(conn->internal->lock);
+
+ memset(client_entry->nickname, 0, sizeof(client_entry->nickname));
+ memcpy(client_entry->nickname, new_nick, strlen(new_nick));
+ client_entry->nickname_normalized = tmp;
+ silc_client_nickname_format(client, conn, client_entry,
+ client_entry == conn->local_entry);
+
+ /* For my client entry, update ID and set new ID to packet stream */
+ if (client_entry == conn->local_entry) {
+ if (idp && idp_len) {
+ silc_buffer_enlarge(conn->internal->local_idp, idp_len);
+ silc_buffer_put(conn->internal->local_idp, idp, idp_len);
+ }
+ if (new_id)
+ silc_packet_set_ids(conn->stream, SILC_ID_CLIENT, conn->local_id,
+ 0, NULL);
+ }
+
+ return TRUE;
+}
+
/* Deletes the client entry and frees all memory. */
void silc_client_del_client_entry(SilcClient client,
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;
+
+ if (silc_atomic_sub_int8(&client_entry->internal.refcnt, 1) > 0)
+ return FALSE;
+
+ SILC_LOG_DEBUG(("Deleting client %p", client_entry));
+
+ 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;
}
void silc_client_unref_client(SilcClient client, SilcClientConnection conn,
SilcClientEntry client_entry)
{
- if (client_entry)
+ if (client_entry) {
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 (client_entry &&
- silc_atomic_sub_int8(&client_entry->internal.refcnt, 1) == 0)
silc_client_del_client(client, conn, client_entry);
+ }
}
/* Free client entry list */
}
}
-
/* 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
- format string is not specified then this function has no effect. */
+ format string is not specified then this function has no effect.
+ Returns the client entry that was formatted. */
-void silc_client_nickname_format(SilcClient client,
- SilcClientConnection conn,
- SilcClientEntry client_entry)
+SilcClientEntry silc_client_nickname_format(SilcClient client,
+ SilcClientConnection conn,
+ SilcClientEntry client_entry,
+ SilcBool priority)
{
char *cp;
char newnick[128 + 1];
SilcDList clients;
SilcClientEntry entry, unformatted = NULL;
- SILC_LOG_DEBUG(("Start"));
+ SILC_LOG_DEBUG(("Format nickname"));
if (!client->internal->params->nickname_format[0])
- return;
-
+ return client_entry;
if (!client_entry->nickname[0])
- return;
+ return NULL;
/* Get all clients with same nickname. Do not perform the formatting
if there aren't any clients with same nickname unless the application
is forcing us to do so. */
clients = silc_client_get_clients_local(client, conn,
client_entry->nickname, NULL);
- if (!clients && !client->internal->params->nickname_force_format)
- return;
+ if (!clients)
+ return NULL;
+ if (silc_dlist_count(clients) == 1 &&
+ !client->internal->params->nickname_force_format) {
+ silc_client_list_free(client, conn, clients);
+ return client_entry;
+ }
len = 0;
freebase = TRUE;
silc_utf8_strcasecmp(entry->nickname, client_entry->nickname)) {
freebase = FALSE;
unformatted = entry;
+ break;
}
}
- if (!len || freebase)
- return;
+ if (!len || freebase) {
+ silc_client_list_free(client, conn, clients);
+ return client_entry;
+ }
- /* If we are changing nickname of our local entry we'll enforce
- that we will always get the unformatted nickname. Give our
- format number to the one that is not formatted now. */
- if (unformatted && client_entry == conn->local_entry)
+ /* If priority formatting, this client always gets unformatted nickname. */
+ if (unformatted && priority)
client_entry = unformatted;
memset(newnick, 0, sizeof(newnick));
}
memset(tmp, 0, sizeof(tmp));
- snprintf(tmp, sizeof(tmp) - 1, "%d", ++max);
+ silc_snprintf(tmp, sizeof(tmp) - 1, "%d", ++max);
len = strlen(tmp);
memcpy(&newnick[off], tmp, len);
off += len;
newnick[off] = 0;
memcpy(client_entry->nickname, newnick, strlen(newnick));
silc_client_list_free(client, conn, clients);
+
+ return client_entry;
+}
+
+/* Parses nickname according to nickname format string */
+
+SilcBool silc_client_nickname_parse(SilcClient client,
+ SilcClientConnection conn,
+ char *nickname,
+ char **ret_nick)
+{
+ char *cp, s = 0, e = 0, *nick;
+ SilcBool n = FALSE;
+ int len;
+
+ if (!client->internal->params->nickname_format[0])
+ return TRUE;
+
+ if (!nickname || !nickname[0])
+ return FALSE;
+
+ cp = client->internal->params->nickname_format;
+ while (cp && *cp) {
+ if (*cp == '%') {
+ cp++;
+ continue;
+ }
+
+ switch(*cp) {
+ case 'n':
+ n = TRUE;
+ break;
+
+ case 'h':
+ case 'H':
+ case 's':
+ case 'S':
+ case 'a':
+ break;
+
+ default:
+ /* Get separator character */
+ if (n)
+ e = *cp;
+ else
+ s = *cp;
+ break;
+ }
+
+ cp++;
+ }
+ if (!n)
+ return FALSE;
+
+ /* Parse the nickname */
+ nick = nickname;
+ len = strlen(nick);
+ if (s)
+ if (strchr(nickname, s))
+ nick = strchr(nickname, s) + 1;
+ if (e)
+ if (strchr(nick, e))
+ len = strchr(nick, e) - nick;
+ if (!len)
+ return FALSE;
+
+ *ret_nick = silc_memdup(nick, len);
+ if (!(*ret_nick))
+ return FALSE;
+
+ SILC_LOG_DEBUG(("Parsed nickname: %s", *ret_nick));
+
+ return TRUE;
}
/************************ Channel Searching Locally *************************/
if (!channel)
return NULL;
- silc_atomic_init8(&channel->internal.refcnt, 0);
+ silc_atomic_init16(&channel->internal.refcnt, 0);
channel->id = *channel_id;
channel->mode = mode;
silc_mutex_unlock(conn->internal->lock);
silc_client_ref_channel(client, conn, channel);
+ SILC_LOG_DEBUG(("Added %p", channel));
+
return channel;
}
-/* Foreach callbcak to free all users from the channel when deleting a
- channel entry. */
+/* Removes channel from the cache by the channel entry. */
-static void silc_client_del_channel_foreach(void *key, void *context,
- void *user_context)
+SilcBool silc_client_del_channel(SilcClient client, SilcClientConnection conn,
+ SilcChannelEntry channel)
{
- SilcChannelUser chu = (SilcChannelUser)context;
+ SilcBool ret;
+ SilcCipher key;
+ SilcHmac hmac;
- SILC_LOG_DEBUG(("Start"));
+ if (!channel)
+ return FALSE;
- /* 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);
-}
+ if (silc_atomic_sub_int16(&channel->internal.refcnt, 1) > 0)
+ return FALSE;
-/* Removes channel from the cache by the channel entry. */
+ SILC_LOG_DEBUG(("Deleting channel %p", channel));
-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
+ silc_mutex_lock(conn->internal->lock);
+ ret = silc_idcache_del_by_context(conn->internal->channel_cache,
+ channel, NULL);
+ silc_mutex_unlock(conn->internal->lock);
- SILC_LOG_DEBUG(("Start"));
+ if (!ret)
+ return FALSE;
- /* 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_client_empty_channel(client, conn, channel);
silc_hash_table_free(channel->user_list);
-
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);
+ if (channel->channel_pubkeys)
+ silc_argument_list_free(channel->channel_pubkeys,
+ SILC_ARGUMENT_PUBLIC_KEY);
silc_client_del_channel_private_keys(client, conn, channel);
+ silc_atomic_uninit16(&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;
void silc_client_ref_channel(SilcClient client, SilcClientConnection conn,
SilcChannelEntry channel_entry)
{
- silc_atomic_add_int8(&channel_entry->internal.refcnt, 1);
+ silc_atomic_add_int16(&channel_entry->internal.refcnt, 1);
+ SILC_LOG_DEBUG(("Channel %p refcnt %d->%d", channel_entry,
+ silc_atomic_get_int16(&channel_entry->internal.refcnt) - 1,
+ silc_atomic_get_int16(&channel_entry->internal.refcnt)));
}
/* Release reference of channel entry */
void silc_client_unref_channel(SilcClient client, SilcClientConnection conn,
SilcChannelEntry channel_entry)
{
- if (channel_entry &&
- silc_atomic_sub_int8(&channel_entry->internal.refcnt, 1) == 0)
+ if (channel_entry) {
+ SILC_LOG_DEBUG(("Channel %p refcnt %d->%d", channel_entry,
+ silc_atomic_get_int16(&channel_entry->internal.refcnt),
+ silc_atomic_get_int16(&channel_entry->internal.refcnt)
+ - 1));
silc_client_del_channel(client, conn, channel_entry);
+ }
}
/* Free channel entry list */
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);
silc_mutex_unlock(conn->internal->lock);
silc_client_ref_server(client, conn, server_entry);
+ SILC_LOG_DEBUG(("Added %p", server_entry));
+
return server_entry;
}
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 &&
SilcServerEntry server_entry)
{
silc_atomic_add_int8(&server_entry->internal.refcnt, 1);
+ SILC_LOG_DEBUG(("Server %p refcnt %d->%d", server_entry,
+ silc_atomic_get_int8(&server_entry->internal.refcnt) - 1,
+ silc_atomic_get_int8(&server_entry->internal.refcnt)));
}
/* Release reference of server entry */
void silc_client_unref_server(SilcClient client, SilcClientConnection conn,
SilcServerEntry server_entry)
{
- if (server_entry &&
- silc_atomic_sub_int8(&server_entry->internal.refcnt, 1) == 0)
+ if (server_entry) {
+ SILC_LOG_DEBUG(("Server %p refcnt %d->%d", server_entry,
+ silc_atomic_get_int8(&server_entry->internal.refcnt),
+ silc_atomic_get_int8(&server_entry->internal.refcnt)
+ - 1));
silc_client_del_server(client, conn, server_entry);
+ }
}
/* Free server entry list */
projects / silc.git / blobdiff