The Tor Browser / file comparison
comparison: gfx/skia/trunk/src/utils/android/ashmem.h
gfx/skia/trunk/src/utils/android/ashmem.h
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:c61c810ae15b |
|---|---|
| 1 /* | |
| 2 * Copyright 2008 The Android Open Source Project | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #ifndef _CUTILS_ASHMEM_H | |
| 9 #define _CUTILS_ASHMEM_H | |
| 10 | |
| 11 #include <stddef.h> | |
| 12 | |
| 13 #ifdef __cplusplus | |
| 14 extern "C" { | |
| 15 #endif | |
| 16 | |
| 17 int ashmem_create_region(const char *name, size_t size); | |
| 18 int ashmem_set_prot_region(int fd, int prot); | |
| 19 | |
| 20 /** | |
| 21 * @return ASHMEM_NOT_PURGED if the memory was not purged. | |
| 22 * ASHMEM_WAS_PURGED if the memory was purged. | |
| 23 * -1 on error. | |
| 24 */ | |
| 25 int ashmem_pin_region(int fd, size_t offset, size_t len); | |
| 26 int ashmem_unpin_region(int fd, size_t offset, size_t len); | |
| 27 int ashmem_get_size_region(int fd); | |
| 28 int ashmem_purge_all_caches(int fd); | |
| 29 | |
| 30 #ifdef __cplusplus | |
| 31 } | |
| 32 #endif | |
| 33 | |
| 34 #ifndef __ASHMEMIOC /* in case someone included <linux/ashmem.h> too */ | |
| 35 | |
| 36 #define ASHMEM_NAME_LEN 256 | |
| 37 | |
| 38 #define ASHMEM_NAME_DEF "dev/ashmem" | |
| 39 | |
| 40 /* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */ | |
| 41 #define ASHMEM_NOT_PURGED 0 | |
| 42 #define ASHMEM_WAS_PURGED 1 | |
| 43 | |
| 44 /* Return values from ASHMEM_UNPIN: Is the mapping now pinned or unpinned? */ | |
| 45 #define ASHMEM_IS_UNPINNED 0 | |
| 46 #define ASHMEM_IS_PINNED 1 | |
| 47 | |
| 48 #endif /* ! __ASHMEMIOC */ | |
| 49 | |
| 50 #endif /* _CUTILS_ASHMEM_H */ |
