libwebsockets/lib/event-libs/libuv/private-lib-event-libs-libuv.h
2021-08-13 05:25:01 +01:00

91 lines
2.9 KiB
C

/*
* libwebsockets - small server side websockets and web server implementation
*
* Copyright (C) 2010 - 2019 Andy Green <andy@warmcat.com>
*
* 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.
*/
#include <uv.h>
/*
* libuv's async destroy cb means that asking to close something doesn't mean
* you can destroy it or parent things until after the close completes.
*
* So we must reference-count creation and close completions with libuv.
*
* All "static" (per-pt or per-context) uv handles must
*
* - have their .data set to point to the context
*
* - contribute to context->uv_count_static_asset_handles
* counting
*/
#define LWS_UV_REFCOUNT_STATIC_HANDLE_NEW(_x, _pt) \
{ uv_handle_t *_uht = (uv_handle_t *)(_x); _uht->data = _pt; \
_pt->count_event_loop_static_asset_handles++; }
#define LWS_UV_REFCOUNT_STATIC_HANDLE_TO_PT(_x) \
((struct lws_context_per_thread *)((uv_handle_t *)((_x)->data)))
#define LWS_UV_REFCOUNT_STATIC_HANDLE_DESTROYED(_x) \
(--(LWS_UV_REFCOUNT_STATIC_HANDLE_TO_PT(_x)-> \
count_event_loop_static_asset_handles))
struct lws_signal_watcher_libuv {
uv_signal_t watcher;
struct lws_context *context;
};
struct lws_pt_eventlibs_libuv {
uv_loop_t *io_loop;
struct lws_context_per_thread *pt;
uv_signal_t signals[8];
uv_timer_t sultimer;
uv_idle_t idle;
uv_thread_t uv_thread;
struct lws_signal_watcher_libuv w_sigint;
int extant_handles;
char thread_valid;
};
struct lws_context_eventlibs_libuv {
uv_loop_t loop;
};
struct lws_io_watcher_libuv {
uv_poll_t *pwatcher;
struct lws_context *context;
uint8_t actual_events;
};
struct lws_wsi_eventlibs_libuv {
struct lws_io_watcher_libuv w_read;
};
uv_loop_t *
lws_uv_getloop(struct lws_context *context, int tsi);
int
lws_uv_plugins_init(struct lws_context *context, const char * const *d);
int
lws_uv_plugins_destroy(struct lws_context *context);