| 1 | /* Copyright (C) 2010-2020 The RetroArch team |
| 2 | * |
| 3 | * --------------------------------------------------------------------------------------- |
| 4 | * The following license statement only applies to this file (libco.h). |
| 5 | * --------------------------------------------------------------------------------------- |
| 6 | * |
| 7 | * Permission is hereby granted, free of charge, |
| 8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), |
| 9 | * to deal in the Software without restriction, including without limitation the rights to |
| 10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, |
| 11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, |
| 16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #ifndef LIBCO_H |
| 24 | #define LIBCO_H |
| 25 | |
| 26 | #include <retro_common_api.h> |
| 27 | |
| 28 | #ifdef LIBCO_C |
| 29 | #ifdef LIBCO_MP |
| 30 | #define thread_local __thread |
| 31 | #else |
| 32 | #define thread_local |
| 33 | #endif |
| 34 | #endif |
| 35 | |
| 36 | RETRO_BEGIN_DECLS |
| 37 | |
| 38 | typedef void* cothread_t; |
| 39 | |
| 40 | /** |
| 41 | * co_active: |
| 42 | * |
| 43 | * Gets the currently active context. |
| 44 | * |
| 45 | * Returns: active context. |
| 46 | **/ |
| 47 | cothread_t co_active(void); |
| 48 | |
| 49 | /** |
| 50 | * co_create: |
| 51 | * @int : stack size |
| 52 | * @funcptr : thread entry function callback |
| 53 | * |
| 54 | * Create a co_thread. |
| 55 | * |
| 56 | * Returns: cothread if successful, otherwise NULL. |
| 57 | */ |
| 58 | cothread_t co_create(unsigned int, void (*)(void)); |
| 59 | |
| 60 | /** |
| 61 | * co_delete: |
| 62 | * @cothread : cothread object |
| 63 | * |
| 64 | * Frees a co_thread. |
| 65 | */ |
| 66 | void co_delete(cothread_t cothread); |
| 67 | |
| 68 | /** |
| 69 | * co_switch: |
| 70 | * @cothread : cothread object to switch to |
| 71 | * |
| 72 | * Do a context switch to @cothread. |
| 73 | */ |
| 74 | void co_switch(cothread_t cothread); |
| 75 | |
| 76 | RETRO_END_DECLS |
| 77 | |
| 78 | /* ifndef LIBCO_H */ |
| 79 | #endif |