comparison: src/cx/allocator.h
src/cx/allocator.h
- changeset 391
- f094a53c1178
- child 393
- 8c0421ccbb58
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| 390:d345541018fa | 391:f094a53c1178 |
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| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in the | |
| 14 * documentation and/or other materials provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 * POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #ifndef UCX_ALLOCATOR_H | |
| 30 #define UCX_ALLOCATOR_H | |
| 31 | |
| 32 #include <stdlib.h> | |
| 33 | |
| 34 typedef void* cx_allocator; | |
| 35 typedef void*(*cx_malloc_func)(cx_allocator a, size_t n); | |
| 36 typedef void*(*cx_realloc_func)(cx_allocator a, void* mem, size_t n); | |
| 37 typedef void*(*cx_calloc_func)(cx_allocator a, size_t nelem, size_t n); | |
| 38 typedef void(*cx_free_func)(cx_allocator a, void* mem); | |
| 39 | |
| 40 void* cx_malloc_stdlib(cx_allocator a, size_t n); | |
| 41 void* cx_realloc_stdlib(cx_allocator a, void* mem, size_t n); | |
| 42 void* cx_calloc_stdlib(cx_allocator a, size_t nelem, size_t n); | |
| 43 void cx_free_stdlib(cx_allocator a, void* mem); | |
| 44 | |
| 45 struct cx_allocator_s { | |
| 46 cx_malloc_func malloc; | |
| 47 cx_realloc_func realloc; | |
| 48 cx_calloc_func calloc; | |
| 49 cx_free_func free; | |
| 50 void* data; | |
| 51 }; | |
| 52 typedef struct cx_allocator_s* CxAllocator; | |
| 53 | |
| 54 extern CxAllocator cxDefaultAllocator; | |
| 55 | |
| 56 #define cxMalloc(a, n) (a)->malloc((a), n) | |
| 57 #define cxRealloc(a, mem, n) (a)->realloc((a), mem, n) | |
| 58 #define cxCalloc(a, nelem, n) (a)->calloc((a), nelem, n) | |
| 59 #define cxFree(a, mem) (a)->free((a), mem) | |
| 60 | |
| 61 #endif //UCX_ALLOCATOR_H |
