53bf5c497f
- Add LICENSES directory - Download additional licenses used - Add .reuse directory - Add doc about SPDX/reuse Co-authored-by: Florian Märkl <info@florianmaerkl.de>
75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
// SPDX-FileCopyrightText: 2019-2020 pancake <pancake@nopcode.org>
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// SPDX-License-Identifier: LGPL-3.0-only
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#include <rz_util.h>
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#include <rz_util/rz_alloc.h>
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RZ_API void rz_alloc_init(void) {
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#if RZ_MALLOC_WRAPPER
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rz_alloc_hooks(malloc, calloc, realloc, free);
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#endif
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}
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#if RZ_MALLOC_WRAPPER
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#if RZ_MALLOC_GLOBAL
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RZ_API RMalloc *rz_malloc = malloc;
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RZ_API RCalloc *rz_calloc = calloc;
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RZ_API RRealloc *rz_realloc = realloc;
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RZ_API RFree *rz_free = free;
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RZ_API void rz_alloc_hooks(RMalloc m, RCalloc c, RRealloc r, RFree f) {
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rz_return_if_fail(m && c && r && f);
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rz_malloc = m;
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rz_calloc = c;
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rz_realloc = r;
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rz_free = f;
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}
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#else
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static RMalloc *_r_malloc = malloc;
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static RCalloc *_r_calloc = calloc;
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static RRealloc *_r_realloc = realloc;
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static RFree *_r_free = free;
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RZ_API void rz_alloc_hooks(RMalloc m, RCalloc c, RRealloc r, RFree f) {
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rz_return_if_fail(m && c && r && f);
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_r_malloc = m;
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_r_calloc = c;
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_r_realloc = r;
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_r_free = f;
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}
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RZ_API void *rz_malloc(size_t sz) {
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return _r_malloc(sz);
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}
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RZ_API void *rz_calloc(size_t count, size_t sz) {
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return _r_calloc(count, sz);
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}
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RZ_API void *rz_realloc(void *p, size_t sz) {
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return _r_realloc(p, sz);
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}
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RZ_API void rz_free(void *p) {
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return _r_free(p);
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}
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#endif
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#endif
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RZ_API void *rz_malloc_aligned(size_t size, size_t alignment) {
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int offset = alignment - 1 + sizeof(void *);
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void *p1 = _r_malloc(size + offset);
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if (!p1) {
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return NULL;
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}
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void **p2 = (void **)(((size_t)(p1) + offset) & ~(alignment - 1));
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p2[-1] = p1;
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return p2;
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}
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RZ_API void rz_free_aligned(void *p) {
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_r_free(((void **)p)[-1]);
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}
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