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Diffstat (limited to 'Utilities/cmlibuv/src/win/handle-inl.h')
| -rw-r--r-- | Utilities/cmlibuv/src/win/handle-inl.h | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/Utilities/cmlibuv/src/win/handle-inl.h b/Utilities/cmlibuv/src/win/handle-inl.h new file mode 100644 index 0000000..8d0334c --- /dev/null +++ b/Utilities/cmlibuv/src/win/handle-inl.h @@ -0,0 +1,179 @@ +/* Copyright Joyent, Inc. and other Node contributors. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef UV_WIN_HANDLE_INL_H_ +#define UV_WIN_HANDLE_INL_H_ + +#include <assert.h> +#include <io.h> + +#include "uv.h" +#include "internal.h" + + +#define DECREASE_ACTIVE_COUNT(loop, handle) \ + do { \ + if (--(handle)->activecnt == 0 && \ + !((handle)->flags & UV__HANDLE_CLOSING)) { \ + uv__handle_stop((handle)); \ + } \ + assert((handle)->activecnt >= 0); \ + } while (0) + + +#define INCREASE_ACTIVE_COUNT(loop, handle) \ + do { \ + if ((handle)->activecnt++ == 0) { \ + uv__handle_start((handle)); \ + } \ + assert((handle)->activecnt > 0); \ + } while (0) + + +#define DECREASE_PENDING_REQ_COUNT(handle) \ + do { \ + assert(handle->reqs_pending > 0); \ + handle->reqs_pending--; \ + \ + if (handle->flags & UV__HANDLE_CLOSING && \ + handle->reqs_pending == 0) { \ + uv_want_endgame(loop, (uv_handle_t*)handle); \ + } \ + } while (0) + + +#define uv__handle_closing(handle) \ + do { \ + assert(!((handle)->flags & UV__HANDLE_CLOSING)); \ + \ + if (!(((handle)->flags & UV__HANDLE_ACTIVE) && \ + ((handle)->flags & UV__HANDLE_REF))) \ + uv__active_handle_add((uv_handle_t*) (handle)); \ + \ + (handle)->flags |= UV__HANDLE_CLOSING; \ + (handle)->flags &= ~UV__HANDLE_ACTIVE; \ + } while (0) + + +#define uv__handle_close(handle) \ + do { \ + QUEUE_REMOVE(&(handle)->handle_queue); \ + uv__active_handle_rm((uv_handle_t*) (handle)); \ + \ + (handle)->flags |= UV_HANDLE_CLOSED; \ + \ + if ((handle)->close_cb) \ + (handle)->close_cb((uv_handle_t*) (handle)); \ + } while (0) + + +INLINE static void uv_want_endgame(uv_loop_t* loop, uv_handle_t* handle) { + if (!(handle->flags & UV_HANDLE_ENDGAME_QUEUED)) { + handle->flags |= UV_HANDLE_ENDGAME_QUEUED; + + handle->endgame_next = loop->endgame_handles; + loop->endgame_handles = handle; + } +} + + +INLINE static void uv_process_endgames(uv_loop_t* loop) { + uv_handle_t* handle; + + while (loop->endgame_handles) { + handle = loop->endgame_handles; + loop->endgame_handles = handle->endgame_next; + + handle->flags &= ~UV_HANDLE_ENDGAME_QUEUED; + + switch (handle->type) { + case UV_TCP: + uv_tcp_endgame(loop, (uv_tcp_t*) handle); + break; + + case UV_NAMED_PIPE: + uv_pipe_endgame(loop, (uv_pipe_t*) handle); + break; + + case UV_TTY: + uv_tty_endgame(loop, (uv_tty_t*) handle); + break; + + case UV_UDP: + uv_udp_endgame(loop, (uv_udp_t*) handle); + break; + + case UV_POLL: + uv_poll_endgame(loop, (uv_poll_t*) handle); + break; + + case UV_TIMER: + uv_timer_endgame(loop, (uv_timer_t*) handle); + break; + + case UV_PREPARE: + case UV_CHECK: + case UV_IDLE: + uv_loop_watcher_endgame(loop, handle); + break; + + case UV_ASYNC: + uv_async_endgame(loop, (uv_async_t*) handle); + break; + + case UV_SIGNAL: + uv_signal_endgame(loop, (uv_signal_t*) handle); + break; + + case UV_PROCESS: + uv_process_endgame(loop, (uv_process_t*) handle); + break; + + case UV_FS_EVENT: + uv_fs_event_endgame(loop, (uv_fs_event_t*) handle); + break; + + case UV_FS_POLL: + uv__fs_poll_endgame(loop, (uv_fs_poll_t*) handle); + break; + + default: + assert(0); + break; + } + } +} + +INLINE static HANDLE uv__get_osfhandle(int fd) +{ + /* _get_osfhandle() raises an assert in debug builds if the FD is invalid. */ + /* But it also correctly checks the FD and returns INVALID_HANDLE_VALUE */ + /* for invalid FDs in release builds (or if you let the assert continue). */ + /* So this wrapper function disables asserts when calling _get_osfhandle. */ + + HANDLE handle; + UV_BEGIN_DISABLE_CRT_ASSERT(); + handle = (HANDLE) _get_osfhandle(fd); + UV_END_DISABLE_CRT_ASSERT(); + return handle; +} + +#endif /* UV_WIN_HANDLE_INL_H_ */ |