wolf SSL / wolfSSL

wolfSSL SSL/TLS library, support up to TLS1.3

Dependents:   CyaSSL-Twitter-OAuth4Tw Example-client-tls-cert TwitterReader TweetTest ... more

wolfssl/wolfcrypt/sha256.h@0:d92f9d21154c, 2015-06-26 (annotated)

Committer:
wolfSSL
Date:
Fri Jun 26 00:39:20 2015 +0000
Revision:
0:d92f9d21154c
wolfSSL 3.6.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 0:d92f9d21154c 1 /* sha256.h
wolfSSL 0:d92f9d21154c 2 *
wolfSSL 0:d92f9d21154c 3 * Copyright (C) 2006-2015 wolfSSL Inc.
wolfSSL 0:d92f9d21154c 4 *
wolfSSL 0:d92f9d21154c 5 * This file is part of wolfSSL. (formerly known as CyaSSL)
wolfSSL 0:d92f9d21154c 6 *
wolfSSL 0:d92f9d21154c 7 * wolfSSL is free software; you can redistribute it and/or modify
wolfSSL 0:d92f9d21154c 8 * it under the terms of the GNU General Public License as published by
wolfSSL 0:d92f9d21154c 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 0:d92f9d21154c 10 * (at your option) any later version.
wolfSSL 0:d92f9d21154c 11 *
wolfSSL 0:d92f9d21154c 12 * wolfSSL is distributed in the hope that it will be useful,
wolfSSL 0:d92f9d21154c 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 0:d92f9d21154c 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 0:d92f9d21154c 15 * GNU General Public License for more details.
wolfSSL 0:d92f9d21154c 16 *
wolfSSL 0:d92f9d21154c 17 * You should have received a copy of the GNU General Public License
wolfSSL 0:d92f9d21154c 18 * along with this program; if not, write to the Free Software
wolfSSL 0:d92f9d21154c 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
wolfSSL 0:d92f9d21154c 20 */
wolfSSL 0:d92f9d21154c 21
wolfSSL 0:d92f9d21154c 22 /* code submitted by raphael.huck@efixo.com */
wolfSSL 0:d92f9d21154c 23
wolfSSL 0:d92f9d21154c 24 #ifndef WOLF_CRYPT_SHA256_H
wolfSSL 0:d92f9d21154c 25 #define WOLF_CRYPT_SHA256_H
wolfSSL 0:d92f9d21154c 26
wolfSSL 0:d92f9d21154c 27 #include <wolfssl/wolfcrypt/types.h>
wolfSSL 0:d92f9d21154c 28
wolfSSL 0:d92f9d21154c 29 #ifndef NO_SHA256
wolfSSL 0:d92f9d21154c 30
wolfSSL 0:d92f9d21154c 31 #ifdef HAVE_FIPS
wolfSSL 0:d92f9d21154c 32 /* for fips @wc_fips */
wolfSSL 0:d92f9d21154c 33 #include <cyassl/ctaocrypt/sha256.h>
wolfSSL 0:d92f9d21154c 34 #endif
wolfSSL 0:d92f9d21154c 35
wolfSSL 0:d92f9d21154c 36
wolfSSL 0:d92f9d21154c 37 #ifdef __cplusplus
wolfSSL 0:d92f9d21154c 38 extern "C" {
wolfSSL 0:d92f9d21154c 39 #endif
wolfSSL 0:d92f9d21154c 40
wolfSSL 0:d92f9d21154c 41 #ifndef HAVE_FIPS /* avoid redefinition of structs */
wolfSSL 0:d92f9d21154c 42 #ifdef WOLFSSL_PIC32MZ_HASH
wolfSSL 0:d92f9d21154c 43 #include "port/pic32/pic32mz-crypt.h"
wolfSSL 0:d92f9d21154c 44 #endif
wolfSSL 0:d92f9d21154c 45
wolfSSL 0:d92f9d21154c 46 /* in bytes */
wolfSSL 0:d92f9d21154c 47 enum {
wolfSSL 0:d92f9d21154c 48 SHA256 = 2, /* hash type unique */
wolfSSL 0:d92f9d21154c 49 SHA256_BLOCK_SIZE = 64,
wolfSSL 0:d92f9d21154c 50 SHA256_DIGEST_SIZE = 32,
wolfSSL 0:d92f9d21154c 51 SHA256_PAD_SIZE = 56
wolfSSL 0:d92f9d21154c 52 };
wolfSSL 0:d92f9d21154c 53
wolfSSL 0:d92f9d21154c 54 #ifndef WOLFSSL_TI_HASH
wolfSSL 0:d92f9d21154c 55
wolfSSL 0:d92f9d21154c 56 /* Sha256 digest */
wolfSSL 0:d92f9d21154c 57 typedef struct Sha256 {
wolfSSL 0:d92f9d21154c 58 word32 buffLen; /* in bytes */
wolfSSL 0:d92f9d21154c 59 word32 loLen; /* length in bytes */
wolfSSL 0:d92f9d21154c 60 word32 hiLen; /* length in bytes */
wolfSSL 0:d92f9d21154c 61 word32 digest[SHA256_DIGEST_SIZE / sizeof(word32)];
wolfSSL 0:d92f9d21154c 62 word32 buffer[SHA256_BLOCK_SIZE / sizeof(word32)];
wolfSSL 0:d92f9d21154c 63 #ifdef WOLFSSL_PIC32MZ_HASH
wolfSSL 0:d92f9d21154c 64 pic32mz_desc desc ; /* Crypt Engine descripter */
wolfSSL 0:d92f9d21154c 65 #endif
wolfSSL 0:d92f9d21154c 66 } Sha256;
wolfSSL 0:d92f9d21154c 67
wolfSSL 0:d92f9d21154c 68 #else /* WOLFSSL_TI_HASH */
wolfSSL 0:d92f9d21154c 69 #include "wolfssl/wolfcrypt/port/ti/ti-hash.h"
wolfSSL 0:d92f9d21154c 70 #endif
wolfSSL 0:d92f9d21154c 71
wolfSSL 0:d92f9d21154c 72 #endif /* HAVE_FIPS */
wolfSSL 0:d92f9d21154c 73
wolfSSL 0:d92f9d21154c 74 WOLFSSL_API int wc_InitSha256(Sha256*);
wolfSSL 0:d92f9d21154c 75 WOLFSSL_API int wc_Sha256Update(Sha256*, const byte*, word32);
wolfSSL 0:d92f9d21154c 76 WOLFSSL_API int wc_Sha256Final(Sha256*, byte*);
wolfSSL 0:d92f9d21154c 77 WOLFSSL_API int wc_Sha256Hash(const byte*, word32, byte*);
wolfSSL 0:d92f9d21154c 78
wolfSSL 0:d92f9d21154c 79 #ifdef __cplusplus
wolfSSL 0:d92f9d21154c 80 } /* extern "C" */
wolfSSL 0:d92f9d21154c 81 #endif
wolfSSL 0:d92f9d21154c 82
wolfSSL 0:d92f9d21154c 83 #endif /* NO_SHA256 */
wolfSSL 0:d92f9d21154c 84 #endif /* WOLF_CRYPT_SHA256_H */
wolfSSL 0:d92f9d21154c 85
wolfSSL 0:d92f9d21154c 86