Sun, 07 Feb 2021 16:24:41 +0100
high level allocator functions should be real functions, not macros
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 */
29 #ifndef UCX_ALLOCATOR_H
30 #define UCX_ALLOCATOR_H
32 #include <stdlib.h>
34 /* LOW LEVEL API */
36 typedef void* cx_allocator;
37 typedef void*(*cx_malloc_func)(cx_allocator a, size_t n);
38 typedef void*(*cx_realloc_func)(cx_allocator a, void* mem, size_t n);
39 typedef void*(*cx_calloc_func)(cx_allocator a, size_t nelem, size_t n);
40 typedef void(*cx_free_func)(cx_allocator a, void* mem);
42 void* cx_malloc_stdlib(cx_allocator a, size_t n);
43 void* cx_realloc_stdlib(cx_allocator a, void* mem, size_t n);
44 void* cx_calloc_stdlib(cx_allocator a, size_t nelem, size_t n);
45 void cx_free_stdlib(cx_allocator a, void* mem);
47 struct cx_allocator_class {
48 cx_malloc_func malloc;
49 cx_realloc_func realloc;
50 cx_calloc_func calloc;
51 cx_free_func free;
52 };
54 /* HIGH LEVEL API */
56 struct cx_allocator_s {
57 struct cx_allocator_class allocatorClass;
58 void* data;
59 };
60 typedef struct cx_allocator_s* CxAllocator;
62 extern CxAllocator cxDefaultAllocator;
64 void* cxMalloc(CxAllocator allocator, size_t n);
65 void* cxRealloc(CxAllocator allocator, void* mem, size_t n);
66 void* cxCalloc(CxAllocator allocator, size_t nelem, size_t n);
67 void cxFree(CxAllocator allocator, void* mem);
69 #endif /* UCX_ALLOCATOR_H */