示例#1
0
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
}
示例#2
0
文件: Buffer.c 项目: CogDis/craftd
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;
}
示例#3
0
文件: Buffer.c 项目: CogDis/craftd
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;
}
示例#4
0
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;
    }
}