src/allocator.c

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "cx/allocator.h"

#include <stdlib.h>

struct cx_allocator_s cx_default_allocator = {
        {
            cx_malloc_stdlib,
            cx_realloc_stdlib,
            cx_calloc_stdlib,
            cx_free_stdlib
        },
        NULL
};
CxAllocator cxDefaultAllocator = &cx_default_allocator;

void* cx_malloc_stdlib(cx_allocator a, size_t n) {
    return malloc(n);
}

void* cx_realloc_stdlib(cx_allocator a, void* mem, size_t n) {
    return realloc(mem, n);
}

void* cx_calloc_stdlib(cx_allocator a, size_t nelem, size_t n) {
    return calloc(nelem, n);
}

void cx_free_stdlib(cx_allocator a, void* mem) {
    free(mem);
}

void* cxMalloc(CxAllocator allocator, size_t n) {
    return allocator->allocatorClass.malloc(allocator, n);
}

void* cxRealloc(CxAllocator allocator, void* mem, size_t n) {
    return allocator->allocatorClass.realloc(allocator, mem, n);
}

void* cxCalloc(CxAllocator allocator, size_t nelem, size_t n) {
    return allocator->allocatorClass.calloc(allocator, nelem, n);
}

void cxFree(CxAllocator allocator, void* mem) {
    allocator->allocatorClass.free(allocator, mem);
}