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Icecast-Server
Icecast-Server
Commit 42889cda authored by Philipp Schafft's avatar Philipp Schafft 🦁
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Fix: Corrected namespace for threading part

parent b047537e
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Showing with 335 additions and 335 deletions
src/auth.c
View file @ 42889cda
......@@ -56,9 +56,9 @@ static volatile unsigned long _current_id = 0;
static unsigned long _next_auth_id(void) {
unsigned long id;
thread_mutex_lock(&_auth_lock);
igloo_thread_mutex_lock(&_auth_lock);
id = _current_id++;
thread_mutex_unlock(&_auth_lock);
igloo_thread_mutex_unlock(&_auth_lock);
return id;
}
......@@ -169,12 +169,12 @@ static void queue_auth_client (auth_client *auth_user)
if (auth->immediate) {
__handle_auth_client(auth, auth_user);
} else {
thread_mutex_lock (&auth->lock);
igloo_thread_mutex_lock (&auth->lock);
*auth->tailp = auth_user;
auth->tailp = &auth_user->next;
auth->pending_count++;
ICECAST_LOG_INFO("auth on %s has %d pending", auth->mount, auth->pending_count);
thread_mutex_unlock (&auth->lock);
igloo_thread_mutex_unlock (&auth->lock);
}
}
......@@ -188,21 +188,21 @@ void auth_release (auth_t *authenticator) {
if (authenticator == NULL)
return;
thread_mutex_lock(&authenticator->lock);
igloo_thread_mutex_lock(&authenticator->lock);
authenticator->refcount--;
ICECAST_LOG_DEBUG("...refcount on auth_t %s is now %d", authenticator->mount, (int)authenticator->refcount);
if (authenticator->refcount)
{
thread_mutex_unlock(&authenticator->lock);
igloo_thread_mutex_unlock(&authenticator->lock);
return;
}
/* cleanup auth thread attached to this auth */
if (authenticator->running) {
authenticator->running = 0;
thread_mutex_unlock(&authenticator->lock);
igloo_thread_mutex_unlock(&authenticator->lock);
igloo_thread_join(authenticator->thread);
thread_mutex_lock(&authenticator->lock);
igloo_thread_mutex_lock(&authenticator->lock);
}
if (authenticator->free)
......@@ -213,7 +213,7 @@ void auth_release (auth_t *authenticator) {
xmlFree (authenticator->role);
if (authenticator->management_url)
xmlFree (authenticator->management_url);
thread_mutex_unlock(&authenticator->lock);
igloo_thread_mutex_unlock(&authenticator->lock);
igloo_thread_mutex_destroy(&authenticator->lock);
if (authenticator->mount)
free(authenticator->mount);
......@@ -234,10 +234,10 @@ void auth_addref (auth_t *authenticator) {
if (authenticator == NULL)
return;
thread_mutex_lock (&authenticator->lock);
igloo_thread_mutex_lock (&authenticator->lock);
authenticator->refcount++;
ICECAST_LOG_DEBUG("...refcount on auth_t %s is now %d", authenticator->mount, (int)authenticator->refcount);
thread_mutex_unlock (&authenticator->lock);
igloo_thread_mutex_unlock (&authenticator->lock);
}
static void auth_client_free (auth_client *auth_user)
......@@ -402,10 +402,10 @@ static void *auth_run_thread (void *arg)
ICECAST_LOG_INFO("Authentication thread started");
while (1) {
thread_mutex_lock(&auth->lock);
igloo_thread_mutex_lock(&auth->lock);
if (!auth->running) {
thread_mutex_unlock(&auth->lock);
igloo_thread_mutex_unlock(&auth->lock);
break;
}
......@@ -416,7 +416,7 @@ static void *auth_run_thread (void *arg)
auth_user = (auth_client*)auth->head;
if (auth_user == NULL)
{
thread_mutex_unlock (&auth->lock);
igloo_thread_mutex_unlock (&auth->lock);
continue;
}
ICECAST_LOG_DEBUG("%d client(s) pending on %s (role %s)", auth->pending_count, auth->mount, auth->role);
......@@ -424,14 +424,14 @@ static void *auth_run_thread (void *arg)
if (auth->head == NULL)
auth->tailp = &auth->head;
auth->pending_count--;
thread_mutex_unlock(&auth->lock);
igloo_thread_mutex_unlock(&auth->lock);
auth_user->next = NULL;
__handle_auth_client(auth, auth_user);
continue;
} else {
thread_mutex_unlock(&auth->lock);
igloo_thread_mutex_unlock(&auth->lock);
}
igloo_thread_sleep (150000);
}
......@@ -806,7 +806,7 @@ auth_t *auth_get_authenticator(xmlNodePtr node)
if (auth == NULL)
return NULL;
thread_mutex_create(&auth->lock);
igloo_thread_mutex_create(&auth->lock);
auth->refcount = 1;
auth->id = _next_auth_id();
auth->type = (char*)xmlGetProp(node, XMLSTR("type"));
......@@ -953,7 +953,7 @@ auth_t *auth_get_authenticator(xmlNodePtr node)
auth->tailp = &auth->head;
if (!auth->immediate) {
auth->running = 1;
auth->thread = thread_create("auth thread", auth_run_thread, auth, igloo_THREAD_ATTACHED);
auth->thread = igloo_thread_create("auth thread", auth_run_thread, auth, igloo_THREAD_ATTACHED);
}
}
}
......@@ -1022,7 +1022,7 @@ auth_alter_t auth_str2alter(const char *str)
void auth_initialise (void)
{
thread_mutex_create(&_auth_lock);
igloo_thread_mutex_create(&_auth_lock);
}
void auth_shutdown (void)
......@@ -1061,9 +1061,9 @@ void auth_stack_release(auth_stack_t *stack) {
if (!stack)
return;
thread_mutex_lock(&stack->lock);
igloo_thread_mutex_lock(&stack->lock);
stack->refcount--;
thread_mutex_unlock(&stack->lock);
igloo_thread_mutex_unlock(&stack->lock);
if (stack->refcount)
return;
......@@ -1077,19 +1077,19 @@ void auth_stack_release(auth_stack_t *stack) {
void auth_stack_addref(auth_stack_t *stack) {
if (!stack)
return;
thread_mutex_lock(&stack->lock);
igloo_thread_mutex_lock(&stack->lock);
stack->refcount++;
thread_mutex_unlock(&stack->lock);
igloo_thread_mutex_unlock(&stack->lock);
}
int auth_stack_next(auth_stack_t **stack) {
auth_stack_t *next;
if (!stack || !*stack)
return -1;
thread_mutex_lock(&(*stack)->lock);
igloo_thread_mutex_lock(&(*stack)->lock);
next = (*stack)->next;
auth_stack_addref(next);
thread_mutex_unlock(&(*stack)->lock);
igloo_thread_mutex_unlock(&(*stack)->lock);
auth_stack_release(*stack);
*stack = next;
if (!next)
......@@ -1107,7 +1107,7 @@ int auth_stack_push(auth_stack_t **stack, auth_t *auth) {
if (!next) {
return -1;
}
thread_mutex_create(&next->lock);
igloo_thread_mutex_create(&next->lock);
next->refcount = 1;
next->auth = auth;
auth_addref(auth);
......@@ -1129,21 +1129,21 @@ int auth_stack_append(auth_stack_t *stack, auth_stack_t *tail) {
return -1;
auth_stack_addref(cur = stack);
thread_mutex_lock(&cur->lock);
igloo_thread_mutex_lock(&cur->lock);
while (1) {
next = cur->next;
if (!cur->next)
break;
auth_stack_addref(next);
thread_mutex_unlock(&cur->lock);
igloo_thread_mutex_unlock(&cur->lock);
auth_stack_release(cur);
cur = next;
thread_mutex_lock(&cur->lock);
igloo_thread_mutex_lock(&cur->lock);
}
auth_stack_addref(cur->next = tail);
thread_mutex_unlock(&cur->lock);
igloo_thread_mutex_unlock(&cur->lock);
auth_stack_release(cur);
return 0;
......@@ -1155,9 +1155,9 @@ auth_t *auth_stack_get(auth_stack_t *stack) {
if (!stack)
return NULL;
thread_mutex_lock(&stack->lock);
igloo_thread_mutex_lock(&stack->lock);
auth_addref(auth = stack->auth);
thread_mutex_unlock(&stack->lock);
igloo_thread_mutex_unlock(&stack->lock);
return auth;
}
......
src/auth_htpasswd.c
View file @ 42889cda
......@@ -121,10 +121,10 @@ static void htpasswd_recheckfile(htpasswd_auth_state *htpasswd)
ICECAST_LOG_WARN("failed to check status of %s", htpasswd->filename);
/* Create a dummy users tree for things to use later */
thread_rwlock_wlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_wlock (&htpasswd->file_rwlock);
if(!htpasswd->users)
htpasswd->users = igloo_avl_tree_new(compare_users, NULL);
thread_rwlock_unlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_unlock (&htpasswd->file_rwlock);
return;
}
......@@ -167,11 +167,11 @@ static void htpasswd_recheckfile(htpasswd_auth_state *htpasswd)
}
fclose (passwdfile);
thread_rwlock_wlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_wlock (&htpasswd->file_rwlock);
if (htpasswd->users)
igloo_avl_tree_free (htpasswd->users, _free_user);
htpasswd->users = new_users;
thread_rwlock_unlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_unlock (&htpasswd->file_rwlock);
}
......@@ -197,13 +197,13 @@ static auth_result htpasswd_auth (auth_client *auth_user)
return AUTH_NOMATCH;
}
thread_rwlock_rlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_rlock (&htpasswd->file_rwlock);
entry.name = client->username;
if (igloo_avl_get_by_key (htpasswd->users, &entry, &result) == 0) {
htpasswd_user *found = result;
char *hashed_pw;
thread_rwlock_unlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_unlock (&htpasswd->file_rwlock);
hashed_pw = get_hash (client->password, strlen (client->password));
if (strcmp (found->pass, hashed_pw) == 0) {
free (hashed_pw);
......@@ -214,7 +214,7 @@ static auth_result htpasswd_auth (auth_client *auth_user)
return AUTH_FAILED;
}
ICECAST_LOG_DEBUG("no such username: %s", client->username);
thread_rwlock_unlock (&htpasswd->file_rwlock);
igloo_thread_rwlock_unlock (&htpasswd->file_rwlock);
return AUTH_NOMATCH;
}
......@@ -248,7 +248,7 @@ int auth_get_htpasswd_auth (auth_t *authenticator, config_options_t *options)
authenticator->state = state;
thread_rwlock_create(&state->file_rwlock);
igloo_thread_rwlock_create(&state->file_rwlock);
htpasswd_recheckfile(state);
return 0;
......@@ -275,18 +275,18 @@ static auth_result htpasswd_adduser (auth_t *auth, const char *username, const c
return AUTH_FAILED;
}
thread_rwlock_wlock (&state->file_rwlock);
igloo_thread_rwlock_wlock (&state->file_rwlock);
entry.name = (char*)username;
if (igloo_avl_get_by_key (state->users, &entry, &result) == 0) {
thread_rwlock_unlock (&state->file_rwlock);
igloo_thread_rwlock_unlock (&state->file_rwlock);
return AUTH_USEREXISTS;
}
passwdfile = fopen(state->filename, "ab");
if (passwdfile == NULL) {
thread_rwlock_unlock (&state->file_rwlock);
igloo_thread_rwlock_unlock (&state->file_rwlock);
ICECAST_LOG_WARN("Failed to open authentication database \"%s\": %s",
state->filename, strerror(errno));
return AUTH_FAILED;
......@@ -299,7 +299,7 @@ static auth_result htpasswd_adduser (auth_t *auth, const char *username, const c
}
fclose(passwdfile);
thread_rwlock_unlock (&state->file_rwlock);
igloo_thread_rwlock_unlock (&state->file_rwlock);
return AUTH_USERADDED;
}
......@@ -328,13 +328,13 @@ static auth_result htpasswd_deleteuser(auth_t *auth, const char *username)
return AUTH_FAILED;
}
thread_rwlock_wlock (&state->file_rwlock);
igloo_thread_rwlock_wlock (&state->file_rwlock);
passwdfile = fopen(state->filename, "rb");
if(passwdfile == NULL) {
ICECAST_LOG_WARN("Failed to open authentication database \"%s\": %s",
state->filename, strerror(errno));
thread_rwlock_unlock (&state->file_rwlock);
igloo_thread_rwlock_unlock (&state->file_rwlock);
return AUTH_FAILED;
}
tmpfile_len = strlen(state->filename) + 6;
......@@ -344,7 +344,7 @@ static auth_result htpasswd_deleteuser(auth_t *auth, const char *username)
ICECAST_LOG_WARN("temp file \"%s\" exists, rejecting operation", tmpfile);
free (tmpfile);
fclose (passwdfile);
thread_rwlock_unlock (&state->file_rwlock);
igloo_thread_rwlock_unlock (&state->file_rwlock);
return AUTH_FAILED;
}
......@@ -355,7 +355,7 @@ static auth_result htpasswd_deleteuser(auth_t *auth, const char *username)
tmpfile, strerror(errno));
fclose(passwdfile);
free(tmpfile);
thread_rwlock_unlock (&state->file_rwlock);
igloo_thread_rwlock_unlock (&state->file_rwlock);
return AUTH_FAILED;
}
......@@ -395,7 +395,7 @@ static auth_result htpasswd_deleteuser(auth_t *auth, const char *username)
}
}
free(tmpfile);
thread_rwlock_unlock(&state->file_rwlock);
igloo_thread_rwlock_unlock(&state->file_rwlock);
htpasswd_recheckfile(state);
return AUTH_USERDELETED;
......@@ -422,7 +422,7 @@ static auth_result htpasswd_userlist(auth_t *auth, xmlNodePtr srcnode)
return AUTH_FAILED;
}
thread_rwlock_rlock(&state->file_rwlock);
igloo_thread_rwlock_rlock(&state->file_rwlock);
node = igloo_avl_get_first(state->users);
while (node) {
htpasswd_user *user = (htpasswd_user *)node->key;
......@@ -430,7 +430,7 @@ static auth_result htpasswd_userlist(auth_t *auth, xmlNodePtr srcnode)
xmlNewTextChild(newnode, NULL, XMLSTR("username"), XMLSTR(user->name));
node = igloo_avl_get_next(node);
}
thread_rwlock_unlock(&state->file_rwlock);
igloo_thread_rwlock_unlock(&state->file_rwlock);
return AUTH_OK;
}
src/cfgfile.c
View file @ 42889cda
......@@ -207,8 +207,8 @@ char * config_href_to_id(const char *href)
static void create_locks(void)
{
thread_mutex_create(&_locks.relay_lock);
thread_rwlock_create(&_locks.config_lock);
igloo_thread_mutex_create(&_locks.relay_lock);
igloo_thread_rwlock_create(&_locks.config_lock);
}
static void release_locks(void)
......@@ -668,12 +668,12 @@ void config_clear(ice_config_t *c)
while ((c->listen_sock = config_clear_listener(c->listen_sock)));
thread_mutex_lock(&(_locks.relay_lock));
igloo_thread_mutex_lock(&(_locks.relay_lock));
for (i = 0; i < c->relay_length; i++) {
relay_config_free(c->relay[i]);
}
free(c->relay);
thread_mutex_unlock(&(_locks.relay_lock));
igloo_thread_mutex_unlock(&(_locks.relay_lock));
mount = c->mounts;
while (mount) {
......@@ -797,18 +797,18 @@ ice_config_locks *config_locks(void)
void config_release_config(void)
{
thread_rwlock_unlock(&(_locks.config_lock));
igloo_thread_rwlock_unlock(&(_locks.config_lock));
}
ice_config_t *config_get_config(void)
{
thread_rwlock_rlock(&(_locks.config_lock));
igloo_thread_rwlock_rlock(&(_locks.config_lock));
return &_current_configuration;
}
ice_config_t *config_grab_config(void)
{
thread_rwlock_wlock(&(_locks.config_lock));
igloo_thread_rwlock_wlock(&(_locks.config_lock));
return &_current_configuration;
}
......
src/client.c
View file @ 42889cda
......@@ -414,13 +414,13 @@ void client_send_204(client_t *client)
/* We get a source_t* here as this is likely a reply to OPTIONS and we want
* to have as much infos as possible in that case.
*/
avl_tree_rlock(global.source_tree);
igloo_avl_tree_rlock(global.source_tree);
source = source_find_mount_raw(client->uri);
ret = util_http_build_header(client->refbuf->data, PER_CLIENT_REFBUF_SIZE, 0,
0, 204, NULL,
NULL, NULL,
NULL, source, client);
avl_tree_unlock(global.source_tree);
igloo_avl_tree_unlock(global.source_tree);
snprintf(client->refbuf->data + ret, PER_CLIENT_REFBUF_SIZE - ret,
"Content-Length: 0\r\n\r\n");
......
src/connection.c
View file @ 42889cda
......@@ -115,9 +115,9 @@ void connection_initialize(void)
return;
igloo_thread_spin_create (&_connection_lock);
thread_mutex_create(&move_clients_mutex);
thread_rwlock_create(&_source_shutdown_rwlock);
thread_cond_create(&global.shutdown_cond);
igloo_thread_mutex_create(&move_clients_mutex);
igloo_thread_rwlock_create(&_source_shutdown_rwlock);
igloo_thread_cond_create(&global.shutdown_cond);
_req_queue = NULL;
_req_queue_tail = &_req_queue;
_con_queue = NULL;
......@@ -715,11 +715,11 @@ void connection_accept_loop(void)
}
/* Give all the other threads notification to shut down */
thread_cond_broadcast(&global.shutdown_cond);
igloo_thread_cond_broadcast(&global.shutdown_cond);
/* wait for all the sources to shutdown */
thread_rwlock_wlock(&_source_shutdown_rwlock);
thread_rwlock_unlock(&_source_shutdown_rwlock);
igloo_thread_rwlock_wlock(&_source_shutdown_rwlock);
igloo_thread_rwlock_unlock(&_source_shutdown_rwlock);
}
......@@ -1069,14 +1069,14 @@ static void _handle_get_request(client_t *client) {
static void _handle_delete_request(client_t *client) {
source_t *source;
avl_tree_wlock(global.source_tree);
igloo_avl_tree_wlock(global.source_tree);
source = source_find_mount_raw(client->uri);
if (source) {
source->running = 0;
avl_tree_unlock(global.source_tree);
igloo_avl_tree_unlock(global.source_tree);
client_send_204(client);
} else {
avl_tree_unlock(global.source_tree);
igloo_avl_tree_unlock(global.source_tree);
client_send_error_by_id(client, ICECAST_ERROR_CON_UNKNOWN_REQUEST);
}
}
......
src/event.c
View file @ 42889cda
......@@ -36,9 +36,9 @@ static igloo_thread_type *event_thread = NULL;
static void event_addref(event_t *event) {
if (!event)
return;
thread_mutex_lock(&event_lock);
igloo_thread_mutex_lock(&event_lock);
event->refcount++;
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
}
static void event_release(event_t *event) {
......@@ -48,10 +48,10 @@ static void event_release(event_t *event) {
if (!event)
return;
thread_mutex_lock(&event_lock);
igloo_thread_mutex_lock(&event_lock);
event->refcount--;
if (event->refcount) {
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
return;
}
......@@ -66,7 +66,7 @@ static void event_release(event_t *event) {
free(event->client_useragent);
to_free = event->next;
free(event);
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
if (to_free)
event_release(to_free);
......@@ -144,7 +144,7 @@ static inline void _try_registrations(event_registration_t *er, event_t *event)
if (!er)
return;
thread_mutex_lock(&er->lock);
igloo_thread_mutex_lock(&er->lock);
while (1) {
/* try registration */
_try_event(er, event);
......@@ -153,14 +153,14 @@ static inline void _try_registrations(event_registration_t *er, event_t *event)
if (er->next) {
event_registration_t *next = er->next;
thread_mutex_lock(&next->lock);
thread_mutex_unlock(&er->lock);
igloo_thread_mutex_lock(&next->lock);
igloo_thread_mutex_unlock(&er->lock);
er = next;
} else {
break;
}
}
thread_mutex_unlock(&er->lock);
igloo_thread_mutex_unlock(&er->lock);
}
static void *event_run_thread (void *arg) {
......@@ -172,7 +172,7 @@ static void *event_run_thread (void *arg) {
event_t *event;
size_t i;
thread_mutex_lock(&event_lock);
igloo_thread_mutex_lock(&event_lock);
running = event_running;
if (event_queue) {
event = event_queue;
......@@ -181,7 +181,7 @@ static void *event_run_thread (void *arg) {
} else {
event = NULL;
}
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
/* sleep if nothing todo and then try again */
if (!event) {
......@@ -200,15 +200,15 @@ static void *event_run_thread (void *arg) {
void event_initialise(void) {
/* create mutex */
thread_mutex_create(&event_lock);
igloo_thread_mutex_create(&event_lock);
/* initialise everything */
thread_mutex_lock(&event_lock);
igloo_thread_mutex_lock(&event_lock);
event_running = 1;
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
/* start thread */
event_thread = thread_create("events thread", event_run_thread, NULL, igloo_THREAD_ATTACHED);
event_thread = igloo_thread_create("events thread", event_run_thread, NULL, igloo_THREAD_ATTACHED);
}
void event_shutdown(void) {
......@@ -218,19 +218,19 @@ void event_shutdown(void) {
if (!event_running)
return;
thread_mutex_lock(&event_lock);
igloo_thread_mutex_lock(&event_lock);
event_running = 0;
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
/* join thread as soon as it stopped */
igloo_thread_join(event_thread);
/* shutdown everything */
thread_mutex_lock(&event_lock);
igloo_thread_mutex_lock(&event_lock);
event_thread = NULL;
event_queue_to_free = event_queue;
event_queue = NULL;
thread_mutex_unlock(&event_lock);
igloo_thread_mutex_unlock(&event_lock);
event_release(event_queue_to_free);
......@@ -287,19 +287,19 @@ event_registration_t * event_new_from_xml_node(xmlNodePtr node) {
void event_registration_addref(event_registration_t * er) {
if(!er)
return;
thread_mutex_lock(&er->lock);
igloo_thread_mutex_lock(&er->lock);
er->refcount++;
thread_mutex_unlock(&er->lock);
igloo_thread_mutex_unlock(&er->lock);
}
void event_registration_release(event_registration_t *er) {
if(!er)
return;
thread_mutex_lock(&er->lock);
igloo_thread_mutex_lock(&er->lock);
er->refcount--;
if (er->refcount) {
thread_mutex_unlock(&er->lock);
igloo_thread_mutex_unlock(&er->lock);
return;
}
......@@ -312,7 +312,7 @@ void event_registration_release(event_registration_t *er) {
if (er->free)
er->free(er->state);
thread_mutex_unlock(&er->lock);
igloo_thread_mutex_unlock(&er->lock);
igloo_thread_mutex_destroy(&er->lock);
free(er);
}
......@@ -329,21 +329,21 @@ void event_registration_push(event_registration_t **er, event_registration_t *ta
}
event_registration_addref(cur = *er);
thread_mutex_lock(&cur->lock);
igloo_thread_mutex_lock(&cur->lock);
while (1) {
next = cur->next;
if (!cur->next)
break;
event_registration_addref(next);
thread_mutex_unlock(&cur->lock);
igloo_thread_mutex_unlock(&cur->lock);
event_registration_release(cur);
cur = next;
thread_mutex_lock(&cur->lock);
igloo_thread_mutex_lock(&cur->lock);
}
event_registration_addref(cur->next = tail);
thread_mutex_unlock(&cur->lock);
igloo_thread_mutex_unlock(&cur->lock);
event_registration_release(cur);
}
......@@ -351,9 +351,9 @@ void event_registration_push(event_registration_t **er, event_registration_t *ta
void event_emit(event_t *event) {
fastevent_emit(FASTEVENT_TYPE_SLOWEVENT, FASTEVENT_FLAG_NONE, FASTEVENT_DATATYPE_EVENT, event);
event_addref(event);
thread_mutex_lock(&event_lock);