void uv_loop_watcher_endgame(uv_loop_t* loop, uv_handle_t* handle) {
if (handle->flags & UV_HANDLE_CLOSING) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
handle->flags |= UV_HANDLE_CLOSED;
uv__handle_close(handle);
}
}
void uv_async_endgame(uv_loop_t* loop, uv_async_t* handle) {
if (handle->flags & UV__HANDLE_CLOSING &&
!handle->async_sent) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
uv__handle_close(handle);
}
}
void uv_udp_endgame(uv_loop_t* loop, uv_udp_t* handle) {
if (handle->flags & UV_HANDLE_CLOSING &&
handle->reqs_pending == 0) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
uv__handle_close(handle);
}
}
void uv__loop_close(uv_loop_t* loop) {
size_t i;
uv__loops_remove(loop);
/* close the async handle without needing an extra loop iteration */
assert(!loop->wq_async.async_sent);
loop->wq_async.close_cb = NULL;
uv__handle_closing(&loop->wq_async);
uv__handle_close(&loop->wq_async);
for (i = 0; i < ARRAY_SIZE(loop->poll_peer_sockets); i++) {
SOCKET sock = loop->poll_peer_sockets[i];
if (sock != 0 && sock != INVALID_SOCKET)
closesocket(sock);
}
uv_mutex_lock(&loop->wq_mutex);
assert(QUEUE_EMPTY(&loop->wq) && "thread pool work queue not empty!");
assert(!uv__has_active_reqs(loop));
uv_mutex_unlock(&loop->wq_mutex);
uv_mutex_destroy(&loop->wq_mutex);
uv__free(loop->timer_heap);
loop->timer_heap = NULL;
CloseHandle(loop->iocp);
}
void uv_signal_endgame(uv_loop_t* loop, uv_signal_t* handle) {
if (handle->flags & UV_HANDLE_CLOSING) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
handle->flags |= UV_HANDLE_CLOSED;
uv__handle_stop(handle);
uv__handle_close(handle);
}
}
void uv_poll_endgame(uv_loop_t* loop, uv_poll_t* handle) {
assert(handle->flags & UV_HANDLE_CLOSING);
assert(!(handle->flags & UV_HANDLE_CLOSED));
assert(handle->submitted_events_1 == 0);
assert(handle->submitted_events_2 == 0);
uv__handle_close(handle);
}
void uv_process_endgame(uv_loop_t* loop, uv_process_t* handle) {
assert(!handle->exit_cb_pending);
assert(handle->flags & UV__HANDLE_CLOSING);
assert(!(handle->flags & UV_HANDLE_CLOSED));
/* Clean-up the process handle. */
CloseHandle(handle->process_handle);
uv__handle_close(handle);
}
void uv_signal_endgame(uv_loop_t* loop, uv_signal_t* handle) {
assert(handle->flags & UV__HANDLE_CLOSING);
assert(!(handle->flags & UV_HANDLE_CLOSED));
assert(handle->signum == 0);
assert(handle->pending_signum == 0);
handle->flags |= UV_HANDLE_CLOSED;
uv__handle_close(handle);
}
void uv_fs_event_endgame(uv_loop_t* loop, uv_fs_event_t* handle) {
if ((handle->flags & UV__HANDLE_CLOSING) && !handle->req_pending) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
if (handle->buffer) {
uv__free(handle->buffer);
handle->buffer = NULL;
}
uv__handle_close(handle);
}
}
void uv_tcp_endgame(uv_loop_t* loop, uv_tcp_t* handle) {
int err;
unsigned int i;
uv_tcp_accept_t* req;
if (handle->flags & UV_HANDLE_CONNECTION &&
handle->shutdown_req != NULL &&
handle->write_reqs_pending == 0) {
UNREGISTER_HANDLE_REQ(loop, handle, handle->shutdown_req);
err = 0;
if (handle->flags & UV__HANDLE_CLOSING) {
err = ERROR_OPERATION_ABORTED;
} else if (shutdown(handle->socket, SD_SEND) == SOCKET_ERROR) {
err = WSAGetLastError();
}
if (handle->shutdown_req->cb) {
handle->shutdown_req->cb(handle->shutdown_req,
uv_translate_sys_error(err));
}
handle->shutdown_req = NULL;
DECREASE_PENDING_REQ_COUNT(handle);
return;
}
if (handle->flags & UV__HANDLE_CLOSING &&
handle->reqs_pending == 0) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
if (!(handle->flags & UV_HANDLE_TCP_SOCKET_CLOSED)) {
closesocket(handle->socket);
handle->flags |= UV_HANDLE_TCP_SOCKET_CLOSED;
}
if (!(handle->flags & UV_HANDLE_CONNECTION) && handle->accept_reqs) {
if (handle->flags & UV_HANDLE_EMULATE_IOCP) {
for (i = 0; i < uv_simultaneous_server_accepts; i++) {
req = &handle->accept_reqs[i];
if (req->wait_handle != INVALID_HANDLE_VALUE) {
pUnregisterWait(req->wait_handle);
req->wait_handle = INVALID_HANDLE_VALUE;
}
if (req->event_handle) {
CloseHandle(req->event_handle);
req->event_handle = NULL;
}
}
}
free(handle->accept_reqs);
handle->accept_reqs = NULL;
}
if (handle->flags & UV_HANDLE_CONNECTION &&
handle->flags & UV_HANDLE_EMULATE_IOCP) {
if (handle->read_req.wait_handle != INVALID_HANDLE_VALUE) {
pUnregisterWait(handle->read_req.wait_handle);
handle->read_req.wait_handle = INVALID_HANDLE_VALUE;
}
if (handle->read_req.event_handle) {
CloseHandle(handle->read_req.event_handle);
handle->read_req.event_handle = NULL;
}
}
uv__handle_close(handle);
loop->active_tcp_streams--;
}
}
void uv__fs_poll_endgame(uv_loop_t* loop, uv_fs_poll_t* handle) {
assert(handle->flags & UV__HANDLE_CLOSING);
assert(!(handle->flags & UV_HANDLE_CLOSED));
uv__handle_close(handle);
}
void uv_pipe_endgame(uv_loop_t* loop, uv_pipe_t* handle) {
DWORD result;
uv_shutdown_t* req;
NTSTATUS nt_status;
IO_STATUS_BLOCK io_status;
FILE_PIPE_LOCAL_INFORMATION pipe_info;
if ((handle->flags & UV_HANDLE_CONNECTION) &&
handle->shutdown_req != NULL &&
handle->write_reqs_pending == 0) {
req = handle->shutdown_req;
/* Clear the shutdown_req field so we don't go here again. */
handle->shutdown_req = NULL;
if (handle->flags & UV__HANDLE_CLOSING) {
UNREGISTER_HANDLE_REQ(loop, handle, req);
/* Already closing. Cancel the shutdown. */
if (req->cb) {
uv__set_artificial_error(loop, UV_ECANCELED);
req->cb(req, -1);
}
DECREASE_PENDING_REQ_COUNT(handle);
return;
}
/* Try to avoid flushing the pipe buffer in the thread pool. */
nt_status = pNtQueryInformationFile(handle->handle,
&io_status,
&pipe_info,
sizeof pipe_info,
FilePipeLocalInformation);
if (nt_status != STATUS_SUCCESS) {
/* Failure */
UNREGISTER_HANDLE_REQ(loop, handle, req);
handle->flags |= UV_HANDLE_WRITABLE; /* Questionable */
if (req->cb) {
uv__set_sys_error(loop, pRtlNtStatusToDosError(nt_status));
req->cb(req, -1);
}
DECREASE_PENDING_REQ_COUNT(handle);
return;
}
if (pipe_info.OutboundQuota == pipe_info.WriteQuotaAvailable) {
/* Short-circuit, no need to call FlushFileBuffers. */
uv_insert_pending_req(loop, (uv_req_t*) req);
return;
}
/* Run FlushFileBuffers in the thread pool. */
result = QueueUserWorkItem(pipe_shutdown_thread_proc,
req,
WT_EXECUTELONGFUNCTION);
if (result) {
return;
} else {
/* Failure. */
UNREGISTER_HANDLE_REQ(loop, handle, req);
handle->flags |= UV_HANDLE_WRITABLE; /* Questionable */
if (req->cb) {
uv__set_sys_error(loop, GetLastError());
req->cb(req, -1);
}
DECREASE_PENDING_REQ_COUNT(handle);
return;
}
}
if (handle->flags & UV__HANDLE_CLOSING &&
handle->reqs_pending == 0) {
assert(!(handle->flags & UV_HANDLE_CLOSED));
if (handle->flags & UV_HANDLE_CONNECTION) {
if (handle->pending_ipc_info.socket_info) {
free(handle->pending_ipc_info.socket_info);
handle->pending_ipc_info.socket_info = NULL;
}
if (handle->flags & UV_HANDLE_EMULATE_IOCP) {
if (handle->read_req.wait_handle != INVALID_HANDLE_VALUE) {
UnregisterWait(handle->read_req.wait_handle);
handle->read_req.wait_handle = INVALID_HANDLE_VALUE;
}
if (handle->read_req.event_handle) {
CloseHandle(handle->read_req.event_handle);
handle->read_req.event_handle = NULL;
}
}
}
if (handle->flags & UV_HANDLE_PIPESERVER) {
assert(handle->accept_reqs);
free(handle->accept_reqs);
handle->accept_reqs = NULL;
}
uv__handle_close(handle);
}
}
