int uv__tcp_connect6(uv_connect_t* req,
uv_tcp_t* handle,
struct sockaddr_in6 address,
uv_connect_cb cb) {
uv_loop_t* loop = handle->loop;
int addrsize = sizeof(struct sockaddr_in6);
BOOL success;
DWORD bytes;
if (!uv_allow_ipv6) {
uv__set_sys_error(loop, WSAEAFNOSUPPORT);
return -1;
}
if (handle->flags & UV_HANDLE_BIND_ERROR) {
uv__set_sys_error(loop, handle->bind_error);
return -1;
}
if (!(handle->flags & UV_HANDLE_BOUND) &&
uv_tcp_bind6(handle, uv_addr_ip6_any_) < 0)
return -1;
if (!handle->func_connectex) {
if(!uv_get_connectex_function(handle->socket, &handle->func_connectex)) {
uv__set_sys_error(loop, WSAEAFNOSUPPORT);
return -1;
}
}
uv_req_init(loop, (uv_req_t*) req);
req->type = UV_CONNECT;
req->handle = (uv_stream_t*) handle;
req->cb = cb;
memset(&req->overlapped, 0, sizeof(req->overlapped));
success = handle->func_connectex(handle->socket,
(struct sockaddr*) &address,
addrsize,
NULL,
0,
&bytes,
&req->overlapped);
if (UV_SUCCEEDED_WITHOUT_IOCP(success)) {
handle->reqs_pending++;
uv_ref(loop);
uv_insert_pending_req(loop, (uv_req_t*)req);
} else if (UV_SUCCEEDED_WITH_IOCP(success)) {
handle->reqs_pending++;
uv_ref(loop);
} else {
uv__set_sys_error(loop, WSAGetLastError());
return -1;
}
return 0;
}
int uv__tcp_connect(uv_connect_t* req,
uv_tcp_t* handle,
struct sockaddr_in address,
uv_connect_cb cb) {
uv_loop_t* loop = handle->loop;
int addrsize = sizeof(struct sockaddr_in);
BOOL success;
DWORD bytes;
int err;
if (handle->flags & UV_HANDLE_BIND_ERROR) {
return handle->bind_error;
}
if (!(handle->flags & UV_HANDLE_BOUND)) {
err = uv_tcp_bind(handle, uv_addr_ip4_any_);
if (err)
return err;
}
if (!handle->func_connectex) {
if (!uv_get_connectex_function(handle->socket, &handle->func_connectex)) {
return WSAEAFNOSUPPORT;
}
}
uv_req_init(loop, (uv_req_t*) req);
req->type = UV_CONNECT;
req->handle = (uv_stream_t*) handle;
req->cb = cb;
memset(&req->overlapped, 0, sizeof(req->overlapped));
success = handle->func_connectex(handle->socket,
(struct sockaddr*) &address,
addrsize,
NULL,
0,
&bytes,
&req->overlapped);
if (UV_SUCCEEDED_WITHOUT_IOCP(success)) {
/* Process the req without IOCP. */
handle->reqs_pending++;
REGISTER_HANDLE_REQ(loop, handle, req);
uv_insert_pending_req(loop, (uv_req_t*)req);
} else if (UV_SUCCEEDED_WITH_IOCP(success)) {
/* The req will be processed with IOCP. */
handle->reqs_pending++;
REGISTER_HANDLE_REQ(loop, handle, req);
} else {
return WSAGetLastError();
}
return 0;
}
static int uv_tcp_try_connect(uv_connect_t* req,
uv_tcp_t* handle,
const struct sockaddr* addr,
unsigned int addrlen,
uv_connect_cb cb) {
uv_loop_t* loop = handle->loop;
const struct sockaddr* bind_addr;
struct sockaddr_storage converted;
BOOL success;
DWORD bytes;
int err;
err = uv__convert_to_localhost_if_unspecified(addr, &converted);
if (err)
return err;
if (handle->delayed_error) {
return handle->delayed_error;
}
if (!(handle->flags & UV_HANDLE_BOUND)) {
if (addrlen == sizeof(uv_addr_ip4_any_)) {
bind_addr = (const struct sockaddr*) &uv_addr_ip4_any_;
} else if (addrlen == sizeof(uv_addr_ip6_any_)) {
bind_addr = (const struct sockaddr*) &uv_addr_ip6_any_;
} else {
abort();
}
err = uv_tcp_try_bind(handle, bind_addr, addrlen, 0);
if (err)
return err;
if (handle->delayed_error)
return handle->delayed_error;
}
if (!handle->tcp.conn.func_connectex) {
if (!uv_get_connectex_function(handle->socket, &handle->tcp.conn.func_connectex)) {
return WSAEAFNOSUPPORT;
}
}
UV_REQ_INIT(req, UV_CONNECT);
req->handle = (uv_stream_t*) handle;
req->cb = cb;
memset(&req->u.io.overlapped, 0, sizeof(req->u.io.overlapped));
success = handle->tcp.conn.func_connectex(handle->socket,
(const struct sockaddr*) &converted,
addrlen,
NULL,
0,
&bytes,
&req->u.io.overlapped);
if (UV_SUCCEEDED_WITHOUT_IOCP(success)) {
/* Process the req without IOCP. */
handle->reqs_pending++;
REGISTER_HANDLE_REQ(loop, handle, req);
uv_insert_pending_req(loop, (uv_req_t*)req);
} else if (UV_SUCCEEDED_WITH_IOCP(success)) {
/* The req will be processed with IOCP. */
handle->reqs_pending++;
REGISTER_HANDLE_REQ(loop, handle, req);
} else {
return WSAGetLastError();
}
return 0;
}