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res_pjsip_pubsub.c: Eliminate trivial SCOPED_LOCK usage.

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Change-Id: Ie0b69a830385452042fa19e7d267c6790ec6b6be
changes/36/4736/1
Richard Mudgett 9 years ago
parent e335b706ee
commit 46484b8730
1 changed files with 25 additions and 11 deletions
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36
res/res_pjsip_pubsub.c
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@ -1039,14 +1039,16 @@ static int datastore_cmp(void *obj, void *arg, int flags)
static void add_subscription(struct sip_subscription_tree *obj)
{
SCOPED_LOCK(lock, &subscriptions, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&subscriptions);
AST_RWLIST_INSERT_TAIL(&subscriptions, obj, next);
AST_RWLIST_UNLOCK(&subscriptions);
}
static void remove_subscription(struct sip_subscription_tree *obj)
{
struct sip_subscription_tree *i;
SCOPED_LOCK(lock, &subscriptions, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&subscriptions);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&subscriptions, i, next) {
if (i == obj) {
AST_RWLIST_REMOVE_CURRENT(next);
@ -1058,6 +1060,7 @@ static void remove_subscription(struct sip_subscription_tree *obj)
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
AST_RWLIST_UNLOCK(&subscriptions);
}
static void destroy_subscription(struct ast_sip_subscription *sub)
@ -1600,18 +1603,19 @@ static int for_each_subscription(on_subscription_t on_subscription, void *arg)
{
int num = 0;
struct sip_subscription_tree *i;
SCOPED_LOCK(lock, &subscriptions, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK);
if (!on_subscription) {
return num;
}
AST_RWLIST_RDLOCK(&subscriptions);
AST_RWLIST_TRAVERSE(&subscriptions, i, next) {
if (on_subscription(i, arg)) {
break;
}
++num;
}
AST_RWLIST_UNLOCK(&subscriptions);
return num;
}
@ -2554,8 +2558,9 @@ static int publication_cmp_fn(void *obj, void *arg, int flags)
static void publish_add_handler(struct ast_sip_publish_handler *handler)
{
SCOPED_LOCK(lock, &publish_handlers, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&publish_handlers);
AST_RWLIST_INSERT_TAIL(&publish_handlers, handler, next);
AST_RWLIST_UNLOCK(&publish_handlers);
}
int ast_sip_register_publish_handler(struct ast_sip_publish_handler *handler)
@ -2582,7 +2587,8 @@ int ast_sip_register_publish_handler(struct ast_sip_publish_handler *handler)
void ast_sip_unregister_publish_handler(struct ast_sip_publish_handler *handler)
{
struct ast_sip_publish_handler *iter;
SCOPED_LOCK(lock, &publish_handlers, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&publish_handlers);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&publish_handlers, iter, next) {
if (handler == iter) {
AST_RWLIST_REMOVE_CURRENT(next);
@ -2592,27 +2598,30 @@ void ast_sip_unregister_publish_handler(struct ast_sip_publish_handler *handler)
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
AST_RWLIST_UNLOCK(&publish_handlers);
}
AST_RWLIST_HEAD_STATIC(subscription_handlers, ast_sip_subscription_handler);
static void sub_add_handler(struct ast_sip_subscription_handler *handler)
{
SCOPED_LOCK(lock, &subscription_handlers, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&subscription_handlers);
AST_RWLIST_INSERT_TAIL(&subscription_handlers, handler, next);
ast_module_ref(ast_module_info->self);
AST_RWLIST_UNLOCK(&subscription_handlers);
}
static struct ast_sip_subscription_handler *find_sub_handler_for_event_name(const char *event_name)
{
struct ast_sip_subscription_handler *iter;
SCOPED_LOCK(lock, &subscription_handlers, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_RDLOCK(&subscription_handlers);
AST_RWLIST_TRAVERSE(&subscription_handlers, iter, next) {
if (!strcmp(iter->event_name, event_name)) {
break;
}
}
AST_RWLIST_UNLOCK(&subscription_handlers);
return iter;
}
@ -2651,7 +2660,8 @@ int ast_sip_register_subscription_handler(struct ast_sip_subscription_handler *h
void ast_sip_unregister_subscription_handler(struct ast_sip_subscription_handler *handler)
{
struct ast_sip_subscription_handler *iter;
SCOPED_LOCK(lock, &subscription_handlers, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&subscription_handlers);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&subscription_handlers, iter, next) {
if (handler == iter) {
AST_RWLIST_REMOVE_CURRENT(next);
@ -2660,6 +2670,7 @@ void ast_sip_unregister_subscription_handler(struct ast_sip_subscription_handler
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
AST_RWLIST_UNLOCK(&subscription_handlers);
}
static struct ast_sip_pubsub_body_generator *find_body_generator_type_subtype_nolock(const char *type, const char *subtype)
@ -2888,8 +2899,8 @@ static pj_bool_t pubsub_on_rx_subscribe_request(pjsip_rx_data *rdata)
static struct ast_sip_publish_handler *find_pub_handler(const char *event)
{
struct ast_sip_publish_handler *iter = NULL;
SCOPED_LOCK(lock, &publish_handlers, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_RDLOCK(&publish_handlers);
AST_RWLIST_TRAVERSE(&publish_handlers, iter, next) {
if (strcmp(event, iter->event_name)) {
ast_debug(3, "Event %s does not match %s\n", event, iter->event_name);
@ -2898,6 +2909,7 @@ static struct ast_sip_publish_handler *find_pub_handler(const char *event)
ast_debug(3, "Event name match: %s = %s\n", event, iter->event_name);
break;
}
AST_RWLIST_UNLOCK(&publish_handlers);
return iter;
}
@ -3261,8 +3273,8 @@ int ast_sip_pubsub_register_body_generator(struct ast_sip_pubsub_body_generator
void ast_sip_pubsub_unregister_body_generator(struct ast_sip_pubsub_body_generator *generator)
{
struct ast_sip_pubsub_body_generator *iter;
SCOPED_LOCK(lock, &body_generators, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&body_generators);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&body_generators, iter, list) {
if (iter == generator) {
AST_LIST_REMOVE_CURRENT(list);
@ -3270,6 +3282,7 @@ void ast_sip_pubsub_unregister_body_generator(struct ast_sip_pubsub_body_generat
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
AST_RWLIST_UNLOCK(&body_generators);
}
int ast_sip_pubsub_register_body_supplement(struct ast_sip_pubsub_body_supplement *supplement)
@ -3284,8 +3297,8 @@ int ast_sip_pubsub_register_body_supplement(struct ast_sip_pubsub_body_supplemen
void ast_sip_pubsub_unregister_body_supplement(struct ast_sip_pubsub_body_supplement *supplement)
{
struct ast_sip_pubsub_body_supplement *iter;
SCOPED_LOCK(lock, &body_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_WRLOCK(&body_supplements);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&body_supplements, iter, list) {
if (iter == supplement) {
AST_LIST_REMOVE_CURRENT(list);
@ -3293,6 +3306,7 @@ void ast_sip_pubsub_unregister_body_supplement(struct ast_sip_pubsub_body_supple
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
AST_RWLIST_UNLOCK(&body_supplements);
}
const char *ast_sip_subscription_get_body_type(struct ast_sip_subscription *sub)

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