1 /* 2 * Copyright © 2014 Red Hat, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 #ifndef TIMER_H 25 #define TIMER_H 26 27 #include <stdint.h> 28 29 #include "libinput-util.h" 30 31 struct libinput; 32 33 struct libinput_timer { 34 struct libinput *libinput; 35 char *timer_name; 36 struct list link; 37 uint64_t expire; /* in absolute us CLOCK_MONOTONIC */ 38 void (*timer_func)(uint64_t now, void *timer_func_data); 39 void *timer_func_data; 40 }; 41 42 void 43 libinput_timer_init(struct libinput_timer *timer, struct libinput *libinput, 44 const char *timer_name, 45 void (*timer_func)(uint64_t now, void *timer_func_data), 46 void *timer_func_data); 47 48 void 49 libinput_timer_destroy(struct libinput_timer *timer); 50 51 /* Set timer expire time, in absolute us CLOCK_MONOTONIC */ 52 void 53 libinput_timer_set(struct libinput_timer *timer, uint64_t expire); 54 55 enum timer_flags { 56 TIMER_FLAG_NONE = 0, 57 TIMER_FLAG_ALLOW_NEGATIVE = (1 << 0), 58 }; 59 60 void 61 libinput_timer_set_flags(struct libinput_timer *timer, 62 uint64_t expire, 63 uint32_t flags); 64 65 void 66 libinput_timer_cancel(struct libinput_timer *timer); 67 68 int 69 libinput_timer_subsys_init(struct libinput *libinput); 70 71 void 72 libinput_timer_subsys_destroy(struct libinput *libinput); 73 74 void 75 libinput_timer_flush(struct libinput *libinput, uint64_t now); 76 77 #endif 78