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Diffstat (limited to 'Utilities/cmlibuv/src/win/timer.c')
| -rw-r--r-- | Utilities/cmlibuv/src/win/timer.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/Utilities/cmlibuv/src/win/timer.c b/Utilities/cmlibuv/src/win/timer.c deleted file mode 100644 index 7e006fe..0000000 --- a/Utilities/cmlibuv/src/win/timer.c +++ /dev/null @@ -1,195 +0,0 @@ -/* 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. - */ - -#include <assert.h> -#include <limits.h> - -#include "uv.h" -#include "internal.h" -#include "tree.h" -#include "handle-inl.h" - - -/* The number of milliseconds in one second. */ -#define UV__MILLISEC 1000 - - -void uv_update_time(uv_loop_t* loop) { - uint64_t new_time = uv__hrtime(UV__MILLISEC); - assert(new_time >= loop->time); - loop->time = new_time; -} - - -static int uv_timer_compare(uv_timer_t* a, uv_timer_t* b) { - if (a->due < b->due) - return -1; - if (a->due > b->due) - return 1; - /* - * compare start_id when both has the same due. start_id is - * allocated with loop->timer_counter in uv_timer_start(). - */ - if (a->start_id < b->start_id) - return -1; - if (a->start_id > b->start_id) - return 1; - return 0; -} - - -RB_GENERATE_STATIC(uv_timer_tree_s, uv_timer_s, tree_entry, uv_timer_compare) - - -int uv_timer_init(uv_loop_t* loop, uv_timer_t* handle) { - uv__handle_init(loop, (uv_handle_t*) handle, UV_TIMER); - handle->timer_cb = NULL; - handle->repeat = 0; - - return 0; -} - - -void uv_timer_endgame(uv_loop_t* loop, uv_timer_t* handle) { - if (handle->flags & UV__HANDLE_CLOSING) { - assert(!(handle->flags & UV_HANDLE_CLOSED)); - uv__handle_close(handle); - } -} - - -static uint64_t get_clamped_due_time(uint64_t loop_time, uint64_t timeout) { - uint64_t clamped_timeout; - - clamped_timeout = loop_time + timeout; - if (clamped_timeout < timeout) - clamped_timeout = (uint64_t) -1; - - return clamped_timeout; -} - - -int uv_timer_start(uv_timer_t* handle, uv_timer_cb timer_cb, uint64_t timeout, - uint64_t repeat) { - uv_loop_t* loop = handle->loop; - uv_timer_t* old; - - if (timer_cb == NULL) - return UV_EINVAL; - - if (uv__is_active(handle)) - uv_timer_stop(handle); - - handle->timer_cb = timer_cb; - handle->due = get_clamped_due_time(loop->time, timeout); - handle->repeat = repeat; - uv__handle_start(handle); - - /* start_id is the second index to be compared in uv__timer_cmp() */ - handle->start_id = handle->loop->timer_counter++; - - old = RB_INSERT(uv_timer_tree_s, &loop->timers, handle); - assert(old == NULL); - - return 0; -} - - -int uv_timer_stop(uv_timer_t* handle) { - uv_loop_t* loop = handle->loop; - - if (!uv__is_active(handle)) - return 0; - - RB_REMOVE(uv_timer_tree_s, &loop->timers, handle); - uv__handle_stop(handle); - - return 0; -} - - -int uv_timer_again(uv_timer_t* handle) { - /* If timer_cb is NULL that means that the timer was never started. */ - if (!handle->timer_cb) { - return UV_EINVAL; - } - - if (handle->repeat) { - uv_timer_stop(handle); - uv_timer_start(handle, handle->timer_cb, handle->repeat, handle->repeat); - } - - return 0; -} - - -void uv_timer_set_repeat(uv_timer_t* handle, uint64_t repeat) { - assert(handle->type == UV_TIMER); - handle->repeat = repeat; -} - - -uint64_t uv_timer_get_repeat(const uv_timer_t* handle) { - assert(handle->type == UV_TIMER); - return handle->repeat; -} - - -DWORD uv__next_timeout(const uv_loop_t* loop) { - uv_timer_t* timer; - int64_t delta; - - /* Check if there are any running timers - * Need to cast away const first, since RB_MIN doesn't know what we are - * going to do with this return value, it can't be marked const - */ - timer = RB_MIN(uv_timer_tree_s, &((uv_loop_t*)loop)->timers); - if (timer) { - delta = timer->due - loop->time; - if (delta >= UINT_MAX - 1) { - /* A timeout value of UINT_MAX means infinite, so that's no good. */ - return UINT_MAX - 1; - } else if (delta < 0) { - /* Negative timeout values are not allowed */ - return 0; - } else { - return (DWORD)delta; - } - } else { - /* No timers */ - return INFINITE; - } -} - - -void uv_process_timers(uv_loop_t* loop) { - uv_timer_t* timer; - - /* Call timer callbacks */ - for (timer = RB_MIN(uv_timer_tree_s, &loop->timers); - timer != NULL && timer->due <= loop->time; - timer = RB_MIN(uv_timer_tree_s, &loop->timers)) { - - uv_timer_stop(timer); - uv_timer_again(timer); - timer->timer_cb((uv_timer_t*) timer); - } -} |