int
bufferevent_enable_locking(struct bufferevent *bufev, void *lock)
{
#ifdef _EVENT_DISABLE_THREAD_SUPPORT
return -1;
#else
struct bufferevent *underlying;
if (BEV_UPCAST(bufev)->lock)
return -1;
underlying = bufferevent_get_underlying(bufev);
if (!lock && underlying && BEV_UPCAST(underlying)->lock) {
lock = BEV_UPCAST(underlying)->lock;
BEV_UPCAST(bufev)->lock = lock;
BEV_UPCAST(bufev)->own_lock = 0;
} else if (!lock) {
EVTHREAD_ALLOC_LOCK(lock, EVTHREAD_LOCKTYPE_RECURSIVE);
if (!lock)
return -1;
BEV_UPCAST(bufev)->lock = lock;
BEV_UPCAST(bufev)->own_lock = 1;
} else {
BEV_UPCAST(bufev)->lock = lock;
BEV_UPCAST(bufev)->own_lock = 0;
}
evbuffer_enable_locking(bufev->input, lock);
evbuffer_enable_locking(bufev->output, lock);
if (underlying && !BEV_UPCAST(underlying)->lock)
bufferevent_enable_locking(underlying, lock);
return 0;
#endif
}
CDBuffer*
CD_CreateBuffer (void)
{
CDBuffer* self = CD_malloc(sizeof(CDBuffer));
self->raw = evbuffer_new();
self->external = false;
evbuffer_enable_locking(self->raw, NULL);
return self;
}
CDBuffer*
CD_WrapBuffer (CDRawBuffer buffer)
{
CDBuffer* self = CD_malloc(sizeof(CDBuffer));
self->raw = buffer;
self->external = true;
evbuffer_enable_locking(self->raw, NULL);
return self;
}
static void thread_libevent_process(int fd, short which, void *arg)
{
LIBEVENT_THREAD *me = (LIBEVENT_THREAD *)arg;
CQ_ITEM *item;
char buf[1];
if (read(fd, buf, 1) != 1)
merror("can't read from libevent pipe!");
switch(buf[0]) {
case 'c': {
item = cq_pop(me->new_conn_queue);
if (NULL != item) {
listener_info *li = (listener_info *)item->data;
conn *c = conn_new();
if (NULL == c) {
} else {
struct bufferevent* bev = bufferevent_socket_new(me->base, item->fd,
BEV_OPT_CLOSE_ON_FREE | BEV_OPT_DEFER_CALLBACKS);
if (NULL == bev) {
merror("create bufferevent failed!");
} else {
strncpy(c->addrtext, li->addrtext, 32);
evbuffer *input = bufferevent_get_input(bev);
evbuffer_enable_locking(input, NULL);
bufferevent_setcb(bev, conn_read_cb, conn_write_cb, conn_event_cb, c);
bufferevent_enable(bev, EV_READ);
c->data = li->l;
c->bev = bev;
c->thread = me;
mdebug("new connection %s established!", c->addrtext);
}
}
free(item->data);
cqi_free(item);
}
}
break;
case 't': {
item = cq_pop(me->new_conn_queue);
if (NULL != item) {
connector *cr = (connector *)item->data;
conn *c = conn_new();
if (NULL == c) {
} else {
struct bufferevent *bev = bufferevent_socket_new(me->base, -1,
BEV_OPT_CLOSE_ON_FREE | BEV_OPT_DEFER_CALLBACKS);
if (NULL == bev) {
merror("create bufferevent failed!");
} else {
evbuffer *input = bufferevent_get_input(bev);
evbuffer_enable_locking(input, NULL);
bufferevent_setcb(bev, NULL, NULL, connecting_event_cb, c);
c->bev = bev;
c->data = cr;
c->thread = me;
cr->c = c;
cr->state = STATE_NOT_CONNECTED;
minfo("connecting %s!", cr->addrtext);
bufferevent_socket_connect(c->bev, cr->sa, cr->socklen);
}
}
cqi_free(item);
}
}
break;
case 'k': {
event_base_loopbreak(me->base);
}
break;
}
}
