source: azure_iot_hub_riscv/trunk/wolfssl-4.4.0/wolfssl/wolfcrypt/sha256.h@ 453

Last change on this file since 453 was 453, checked in by coas-nagasima, 4 years ago

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1/* sha256.h
2 *
3 * Copyright (C) 2006-2020 wolfSSL Inc.
4 *
5 * This file is part of wolfSSL.
6 *
7 * wolfSSL is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * wolfSSL is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
20 */
21
22/*!
23 \file wolfssl/wolfcrypt/sha256.h
24*/
25
26
27
28#ifndef WOLF_CRYPT_SHA256_H
29#define WOLF_CRYPT_SHA256_H
30
31#include <wolfssl/wolfcrypt/types.h>
32
33#ifndef NO_SHA256
34
35#if defined(HAVE_FIPS) && \
36 defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2)
37 #include <wolfssl/wolfcrypt/fips.h>
38#endif /* HAVE_FIPS_VERSION >= 2 */
39
40#if defined(HAVE_FIPS) && \
41 (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
42 #define wc_Sha256 Sha256
43 #define WC_SHA256 SHA256
44 #define WC_SHA256_BLOCK_SIZE SHA256_BLOCK_SIZE
45 #define WC_SHA256_DIGEST_SIZE SHA256_DIGEST_SIZE
46 #define WC_SHA256_PAD_SIZE SHA256_PAD_SIZE
47
48 #ifdef WOLFSSL_SHA224
49 #define wc_Sha224 Sha224
50 #define WC_SHA224 SHA224
51 #define WC_SHA224_BLOCK_SIZE SHA224_BLOCK_SIZE
52 #define WC_SHA224_DIGEST_SIZE SHA224_DIGEST_SIZE
53 #define WC_SHA224_PAD_SIZE SHA224_PAD_SIZE
54 #endif
55
56 /* for fips @wc_fips */
57 #include <cyassl/ctaocrypt/sha256.h>
58#endif
59
60#ifdef FREESCALE_LTC_SHA
61 #include "fsl_ltc.h"
62#endif
63
64
65#ifdef __cplusplus
66 extern "C" {
67#endif
68
69/* avoid redefinition of structs */
70#if !defined(HAVE_FIPS) || \
71 (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))
72
73#ifdef WOLFSSL_MICROCHIP_PIC32MZ
74 #include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h>
75#endif
76#ifdef STM32_HASH
77 #include <wolfssl/wolfcrypt/port/st/stm32.h>
78#endif
79#ifdef WOLFSSL_ASYNC_CRYPT
80 #include <wolfssl/wolfcrypt/async.h>
81#endif
82#if defined(WOLFSSL_DEVCRYPTO) && defined(WOLFSSL_DEVCRYPTO_HASH)
83 #include <wolfssl/wolfcrypt/port/devcrypto/wc_devcrypto.h>
84#endif
85#if defined(WOLFSSL_ESP32WROOM32_CRYPT)
86 #include "wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h"
87#endif
88#if defined(WOLFSSL_CRYPTOCELL)
89 #include <wolfssl/wolfcrypt/port/arm/cryptoCell.h>
90#endif
91
92#if defined(_MSC_VER)
93 #define SHA256_NOINLINE __declspec(noinline)
94#elif defined(__IAR_SYSTEMS_ICC__) || defined(__GNUC__)
95 #define SHA256_NOINLINE __attribute__((noinline))
96#else
97 #define SHA256_NOINLINE
98#endif
99
100#if !defined(NO_OLD_SHA_NAMES)
101 #define SHA256 WC_SHA256
102#endif
103
104#ifndef NO_OLD_WC_NAMES
105 #define Sha256 wc_Sha256
106 #define SHA256_BLOCK_SIZE WC_SHA256_BLOCK_SIZE
107 #define SHA256_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
108 #define SHA256_PAD_SIZE WC_SHA256_PAD_SIZE
109#endif
110
111/* in bytes */
112enum {
113 WC_SHA256 = WC_HASH_TYPE_SHA256,
114 WC_SHA256_BLOCK_SIZE = 64,
115 WC_SHA256_DIGEST_SIZE = 32,
116 WC_SHA256_PAD_SIZE = 56
117};
118
119
120#ifdef WOLFSSL_TI_HASH
121 #include "wolfssl/wolfcrypt/port/ti/ti-hash.h"
122#elif defined(WOLFSSL_IMX6_CAAM)
123 #include "wolfssl/wolfcrypt/port/caam/wolfcaam_sha.h"
124#elif defined(WOLFSSL_AFALG_HASH)
125 #include "wolfssl/wolfcrypt/port/af_alg/afalg_hash.h"
126#elif defined(WOLFSSL_RENESAS_TSIP_CRYPT) && \
127 !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)
128 #include "wolfssl/wolfcrypt/port/Renesas/renesas-tsip-crypt.h"
129#else
130
131/* wc_Sha256 digest */
132struct wc_Sha256 {
133#ifdef FREESCALE_LTC_SHA
134 ltc_hash_ctx_t ctx;
135#elif defined(STM32_HASH_SHA2)
136 STM32_HASH_Context stmCtx;
137#else
138 /* alignment on digest and buffer speeds up ARMv8 crypto operations */
139 ALIGN16 word32 digest[WC_SHA256_DIGEST_SIZE / sizeof(word32)];
140 ALIGN16 word32 buffer[WC_SHA256_BLOCK_SIZE / sizeof(word32)];
141 word32 buffLen; /* in bytes */
142 word32 loLen; /* length in bytes */
143 word32 hiLen; /* length in bytes */
144 void* heap;
145#ifdef WOLFSSL_PIC32MZ_HASH
146 hashUpdCache cache; /* cache for updates */
147#endif
148#ifdef WOLFSSL_ASYNC_CRYPT
149 WC_ASYNC_DEV asyncDev;
150#endif /* WOLFSSL_ASYNC_CRYPT */
151#ifdef WOLFSSL_SMALL_STACK_CACHE
152 word32* W;
153#endif
154#ifdef WOLFSSL_DEVCRYPTO_HASH
155 WC_CRYPTODEV ctx;
156 byte* msg;
157 word32 used;
158 word32 len;
159#endif
160#if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \
161 !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH)
162 WC_ESP32SHA ctx;
163#endif
164#ifdef WOLFSSL_CRYPTOCELL
165 CRYS_HASHUserContext_t ctx;
166#endif
167#ifdef WOLF_CRYPTO_CB
168 int devId;
169 void* devCtx; /* generic crypto callback context */
170#endif
171#endif
172#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
173 word32 flags; /* enum wc_HashFlags in hash.h */
174#endif
175};
176
177#ifndef WC_SHA256_TYPE_DEFINED
178 typedef struct wc_Sha256 wc_Sha256;
179 #define WC_SHA256_TYPE_DEFINED
180#endif
181
182#endif
183
184#endif /* HAVE_FIPS */
185
186WOLFSSL_API int wc_InitSha256(wc_Sha256*);
187WOLFSSL_API int wc_InitSha256_ex(wc_Sha256*, void*, int);
188WOLFSSL_API int wc_Sha256Update(wc_Sha256*, const byte*, word32);
189WOLFSSL_API int wc_Sha256FinalRaw(wc_Sha256*, byte*);
190WOLFSSL_API int wc_Sha256Final(wc_Sha256*, byte*);
191WOLFSSL_API void wc_Sha256Free(wc_Sha256*);
192
193WOLFSSL_API int wc_Sha256GetHash(wc_Sha256*, byte*);
194WOLFSSL_API int wc_Sha256Copy(wc_Sha256* src, wc_Sha256* dst);
195
196#ifdef WOLFSSL_PIC32MZ_HASH
197WOLFSSL_API void wc_Sha256SizeSet(wc_Sha256*, word32);
198#endif
199
200#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
201 WOLFSSL_API int wc_Sha256SetFlags(wc_Sha256* sha256, word32 flags);
202 WOLFSSL_API int wc_Sha256GetFlags(wc_Sha256* sha256, word32* flags);
203#endif
204
205#ifdef WOLFSSL_SHA224
206/* avoid redefinition of structs */
207#if !defined(HAVE_FIPS) || \
208 (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))
209
210#ifndef NO_OLD_WC_NAMES
211 #define Sha224 wc_Sha224
212 #define SHA224 WC_SHA224
213 #define SHA224_BLOCK_SIZE WC_SHA224_BLOCK_SIZE
214 #define SHA224_DIGEST_SIZE WC_SHA224_DIGEST_SIZE
215 #define SHA224_PAD_SIZE WC_SHA224_PAD_SIZE
216#endif
217
218/* in bytes */
219enum {
220 WC_SHA224 = WC_HASH_TYPE_SHA224,
221 WC_SHA224_BLOCK_SIZE = WC_SHA256_BLOCK_SIZE,
222 WC_SHA224_DIGEST_SIZE = 28,
223 WC_SHA224_PAD_SIZE = WC_SHA256_PAD_SIZE
224};
225
226
227#ifndef WC_SHA224_TYPE_DEFINED
228 typedef struct wc_Sha256 wc_Sha224;
229 #define WC_SHA224_TYPE_DEFINED
230#endif
231#endif /* HAVE_FIPS */
232
233WOLFSSL_API int wc_InitSha224(wc_Sha224*);
234WOLFSSL_API int wc_InitSha224_ex(wc_Sha224*, void*, int);
235WOLFSSL_API int wc_Sha224Update(wc_Sha224*, const byte*, word32);
236WOLFSSL_API int wc_Sha224Final(wc_Sha224*, byte*);
237WOLFSSL_API void wc_Sha224Free(wc_Sha224*);
238
239WOLFSSL_API int wc_Sha224GetHash(wc_Sha224*, byte*);
240WOLFSSL_API int wc_Sha224Copy(wc_Sha224* src, wc_Sha224* dst);
241
242#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
243 WOLFSSL_API int wc_Sha224SetFlags(wc_Sha224* sha224, word32 flags);
244 WOLFSSL_API int wc_Sha224GetFlags(wc_Sha224* sha224, word32* flags);
245#endif
246
247#endif /* WOLFSSL_SHA224 */
248
249#ifdef __cplusplus
250 } /* extern "C" */
251#endif
252
253#endif /* NO_SHA256 */
254#endif /* WOLF_CRYPT_SHA256_H */
255
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