sha2xx_common.h
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1 /*-
2  * Copyright 2005 Colin Percival
3  * Copyright 2013 Christian Mehlis & René Kijewski
4  * Copyright 2016 Martin Landsmann <martin.landsmann@haw-hamburg.de>
5  * Copyright 2016 OTA keys S.A.
6  * Copyright 2020 HAW Hamburg
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  * notice, this list of conditions and the following disclaimer in the
16  * documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $FreeBSD: src/lib/libmd/sha256.h,v 1.1.2.1 2005/06/24 13:32:25 cperciva Exp $
31  */
32 
49 #ifndef HASHES_SHA2XX_COMMON_H
50 #define HASHES_SHA2XX_COMMON_H
51 
52 #include <string.h>
53 #include <stdint.h>
54 
55 #ifdef __cplusplus
56 extern "C" {
57 #endif
58 
62 typedef struct {
64  uint32_t state[8];
66  uint32_t count[2];
68  unsigned char buf[64];
69 } sha2xx_context_t;
70 
76 void sha2xx_pad(sha2xx_context_t *ctx);
77 
85 void sha2xx_update(sha2xx_context_t *ctx, const void *data, size_t len);
86 
95 void sha2xx_final(sha2xx_context_t *ctx, void *digest, size_t dig_len);
96 
97 #ifdef __cplusplus
98 }
99 #endif
100 
102 #endif /* HASHES_SHA2XX_COMMON_H */
sha2xx_pad
void sha2xx_pad(sha2xx_context_t *ctx)
SHA-2XX initialization.
sha2xx_final
void sha2xx_final(sha2xx_context_t *ctx, void *digest, size_t dig_len)
SHA-2XX finalization.
sha2xx_update
void sha2xx_update(sha2xx_context_t *ctx, const void *data, size_t len)
Add bytes into the hash.
sha2xx_context_t
Structure to hold the SHA-2XX context.
Definition: sha2xx_common.h:62