C++ (Cpp) event_overlapped_init_ Examples

Example #1

File: bufferevent_async.c Project: enukane/netbsd-src

struct bufferevent *
bufferevent_async_new_(struct event_base *base,
    evutil_socket_t fd, int options)
{
	struct bufferevent_async *bev_a;
	struct bufferevent *bev;
	struct event_iocp_port *iocp;

	options |= BEV_OPT_THREADSAFE;

	if (!(iocp = event_base_get_iocp_(base)))
		return NULL;

	if (fd >= 0 && event_iocp_port_associate_(iocp, fd, 1)<0) {
		int err = GetLastError();
		/* We may have alrady associated this fd with a port.
		 * Let's hope it's this port, and that the error code
		 * for doing this neer changes. */
		if (err != ERROR_INVALID_PARAMETER)
			return NULL;
	}

	if (!(bev_a = mm_calloc(1, sizeof(struct bufferevent_async))))
		return NULL;

	bev = &bev_a->bev.bev;
	if (!(bev->input = evbuffer_overlapped_new_(fd))) {
		mm_free(bev_a);
		return NULL;
	}
	if (!(bev->output = evbuffer_overlapped_new_(fd))) {
		evbuffer_free(bev->input);
		mm_free(bev_a);
		return NULL;
	}

	if (bufferevent_init_common_(&bev_a->bev, base, &bufferevent_ops_async,
		options)<0)
		goto err;

	evbuffer_add_cb(bev->input, be_async_inbuf_callback, bev);
	evbuffer_add_cb(bev->output, be_async_outbuf_callback, bev);

	event_overlapped_init_(&bev_a->connect_overlapped, connect_complete);
	event_overlapped_init_(&bev_a->read_overlapped, read_complete);
	event_overlapped_init_(&bev_a->write_overlapped, write_complete);

	bev_a->ok = fd >= 0;
	if (bev_a->ok)
		bufferevent_init_generic_timeout_cbs_(bev);

	return bev;
err:
	bufferevent_free(&bev_a->bev.bev);
	return NULL;
}

Example #2

File: listener.c Project: MilesChan/easypush

static struct accepting_socket *
new_accepting_socket(struct evconnlistener_iocp *lev, int family)
{
	struct accepting_socket *res;
	int addrlen;
	int buflen;

	if (family == AF_INET)
		addrlen = sizeof(struct sockaddr_in);
	else if (family == AF_INET6)
		addrlen = sizeof(struct sockaddr_in6);
	else
		return NULL;
	buflen = (addrlen+16)*2;

	res = (struct accepting_socket *)mm_calloc(1,sizeof(struct accepting_socket)-1+buflen);
	if (!res)
		return NULL;

	event_overlapped_init_(&res->overlapped, accepted_socket_cb);
	res->s = INVALID_SOCKET;
	res->lev = lev;
	res->buflen = buflen;
	res->family = family;

	event_deferred_cb_init_(&res->deferred,
	    event_base_get_npriorities(lev->event_base) / 2,
	    accepted_socket_invoke_user_cb, res);

	InitializeCriticalSectionAndSpinCount(&res->lock, 1000);

	return res;
}