1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/cx/allocator.h Sun Feb 07 12:20:07 2021 +0100 1.3 @@ -0,0 +1,61 @@ 1.4 +/* 1.5 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 1.6 + * 1.7 + * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. 1.8 + * 1.9 + * Redistribution and use in source and binary forms, with or without 1.10 + * modification, are permitted provided that the following conditions are met: 1.11 + * 1.12 + * 1. Redistributions of source code must retain the above copyright 1.13 + * notice, this list of conditions and the following disclaimer. 1.14 + * 1.15 + * 2. Redistributions in binary form must reproduce the above copyright 1.16 + * notice, this list of conditions and the following disclaimer in the 1.17 + * documentation and/or other materials provided with the distribution. 1.18 + * 1.19 + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 1.20 + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1.21 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1.22 + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 1.23 + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1.24 + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1.25 + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 1.26 + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 1.27 + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 1.28 + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 1.29 + * POSSIBILITY OF SUCH DAMAGE. 1.30 + */ 1.31 + 1.32 +#ifndef UCX_ALLOCATOR_H 1.33 +#define UCX_ALLOCATOR_H 1.34 + 1.35 +#include <stdlib.h> 1.36 + 1.37 +typedef void* cx_allocator; 1.38 +typedef void*(*cx_malloc_func)(cx_allocator a, size_t n); 1.39 +typedef void*(*cx_realloc_func)(cx_allocator a, void* mem, size_t n); 1.40 +typedef void*(*cx_calloc_func)(cx_allocator a, size_t nelem, size_t n); 1.41 +typedef void(*cx_free_func)(cx_allocator a, void* mem); 1.42 + 1.43 +void* cx_malloc_stdlib(cx_allocator a, size_t n); 1.44 +void* cx_realloc_stdlib(cx_allocator a, void* mem, size_t n); 1.45 +void* cx_calloc_stdlib(cx_allocator a, size_t nelem, size_t n); 1.46 +void cx_free_stdlib(cx_allocator a, void* mem); 1.47 + 1.48 +struct cx_allocator_s { 1.49 + cx_malloc_func malloc; 1.50 + cx_realloc_func realloc; 1.51 + cx_calloc_func calloc; 1.52 + cx_free_func free; 1.53 + void* data; 1.54 +}; 1.55 +typedef struct cx_allocator_s* CxAllocator; 1.56 + 1.57 +extern CxAllocator cxDefaultAllocator; 1.58 + 1.59 +#define cxMalloc(a, n) (a)->malloc((a), n) 1.60 +#define cxRealloc(a, mem, n) (a)->realloc((a), mem, n) 1.61 +#define cxCalloc(a, nelem, n) (a)->calloc((a), nelem, n) 1.62 +#define cxFree(a, mem) (a)->free((a), mem) 1.63 + 1.64 +#endif //UCX_ALLOCATOR_H