1 /* Copyright © 2023 Valve Corporation
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining a
4  * copy of this software and associated documentation files (the "Software"),
5  * to deal in the Software without restriction, including without limitation
6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7  * and/or sell copies of the Software, and to permit persons to whom the
8  * Software is furnished to do so, subject to the following conditions:
9  *
10  * The above copyright notice and this permission notice (including the next
11  * paragraph) shall be included in all copies or substantial portions of the
12  * Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  */
22 
23 #ifndef MESA_BLAKE3_H
24 #define MESA_BLAKE3_H
25 
26 #include "blake3/blake3.h"
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
32 #define mesa_blake3 blake3_hasher
33 
34 typedef uint8_t blake3_hash[BLAKE3_OUT_LEN];
35 
36 static inline void
_mesa_blake3_init(struct mesa_blake3 * ctx)37 _mesa_blake3_init(struct mesa_blake3 *ctx)
38 {
39   blake3_hasher_init(ctx);
40 }
41 
42 static inline void
_mesa_blake3_update(struct mesa_blake3 * ctx,const void * data,size_t size)43 _mesa_blake3_update(struct mesa_blake3 *ctx, const void *data, size_t size)
44 {
45    blake3_hasher_update(ctx, data, size);
46 }
47 
48 static inline void
_mesa_blake3_final(struct mesa_blake3 * ctx,blake3_hash result)49 _mesa_blake3_final(struct mesa_blake3 *ctx, blake3_hash result)
50 {
51    blake3_hasher_finalize(ctx, result, BLAKE3_OUT_LEN);
52 }
53 
54 void
55 _mesa_blake3_format(char *buf, const unsigned char *blake3);
56 
57 void
58 _mesa_blake3_hex_to_blake3(unsigned char *buf, const char *hex);
59 
60 void
61 _mesa_blake3_compute(const void *data, size_t size, blake3_hash result);
62 
63 #ifdef __cplusplus
64 } /* extern C */
65 #endif
66 
67 
68 #endif