1 /*
2 Copyright 2012 David Robillard <http://drobilla.net>
3
4 Permission to use, copy, modify, and/or distribute this software for any
5 purpose with or without fee is hereby granted, provided that the above
6 copyright notice and this permission notice appear in all copies.
7
8 THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include <string.h>
18
19 #include "zix/chunk.h"
20 #include "zix/digest.h"
21
22 ZIX_API uint32_t
zix_chunk_hash(const ZixChunk * const chunk)23 zix_chunk_hash(const ZixChunk* const chunk)
24 {
25 return zix_digest_add(zix_digest_start(), chunk->buf, chunk->len);
26 }
27
28 ZIX_API bool
zix_chunk_equal(const ZixChunk * a,const ZixChunk * b)29 zix_chunk_equal(const ZixChunk* a, const ZixChunk* b)
30 {
31 return a->len == b->len && !memcmp(a->buf, b->buf, a->len);
32 }
33