1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved. 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a copy 4 * of this software and associated documentation files (the "Software"), to 5 * deal in the Software without restriction, including without limitation the 6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 7 * sell copies of the Software, and to permit persons to whom the Software is 8 * furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 19 * IN THE SOFTWARE. 20 */ 21 22 /* 23 * This file is private to libuv. It provides common functionality to both 24 * Windows and Unix backends. 25 */ 26 27 #ifndef UV_THREADPOOL_H_ 28 #define UV_THREADPOOL_H_ 29 30 #ifdef UV_STATISTIC 31 enum uv_work_state { 32 WAITING = 0, 33 WORK_EXECUTING, 34 WORK_END, 35 DONE_EXECUTING, 36 DONE_END, 37 }; 38 39 /* used for dump uv work infomation */ 40 struct uv_work_dump_info { 41 uint64_t queue_time; 42 void* builtin_return_address[3]; // backtrace the caller. 43 44 enum uv_work_state state; 45 46 uint64_t execute_start_time; 47 uint64_t execute_end_time; 48 uint64_t done_start_time; 49 uint64_t done_end_time; 50 51 struct uv__work* work; 52 53 struct uv__queue wq; 54 }; 55 56 struct uv__statistic_work { 57 void (*work)(struct uv__statistic_work *w); 58 struct uv_work_dump_info* info; 59 enum uv_work_state state; 60 uint64_t time; 61 struct uv__queue wq; 62 }; 63 #endif 64 65 struct uv__work { 66 void (*work)(struct uv__work *w); 67 void (*done)(struct uv__work *w, int status); 68 struct uv_loop_s* loop; 69 struct uv__queue wq; 70 #ifdef UV_STATISTIC 71 struct uv_work_dump_info* info; 72 #endif 73 }; 74 75 #endif /* UV_THREADPOOL_H_ */ 76