| 1 | /* |
| 2 | * Copyright © 2013 Keith Packard |
| 3 | * |
| 4 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 5 | * documentation for any purpose is hereby granted without fee, provided that |
| 6 | * the above copyright notice appear in all copies and that both that copyright |
| 7 | * notice and this permission notice appear in supporting documentation, and |
| 8 | * that the name of the copyright holders not be used in advertising or |
| 9 | * publicity pertaining to distribution of the software without specific, |
| 10 | * written prior permission. The copyright holders make no representations |
| 11 | * about the suitability of this software for any purpose. It is provided "as |
| 12 | * is" without express or implied warranty. |
| 13 | * |
| 14 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 16 | * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| 20 | * OF THIS SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #ifndef _XSHMFENCE_H_ |
| 24 | #define _XSHMFENCE_H_ |
| 25 | |
| 26 | #include <X11/Xfuncproto.h> |
| 27 | |
| 28 | #define HAVE_STRUCT_XSHMFENCE 1 |
| 29 | |
| 30 | struct xshmfence; |
| 31 | |
| 32 | _X_EXPORT int |
| 33 | xshmfence_trigger(struct xshmfence *f); |
| 34 | |
| 35 | _X_EXPORT int |
| 36 | xshmfence_await(struct xshmfence *f); |
| 37 | |
| 38 | _X_EXPORT int |
| 39 | xshmfence_query(struct xshmfence *f); |
| 40 | |
| 41 | _X_EXPORT void |
| 42 | xshmfence_reset(struct xshmfence *f); |
| 43 | |
| 44 | _X_EXPORT int |
| 45 | xshmfence_alloc_shm(void); |
| 46 | |
| 47 | _X_EXPORT struct xshmfence * |
| 48 | xshmfence_map_shm(int fd); |
| 49 | |
| 50 | _X_EXPORT void |
| 51 | xshmfence_unmap_shm(struct xshmfence *f); |
| 52 | |
| 53 | #endif /* _XSHMFENCE_H_ */ |