Marco Zecchini / Mbed OS Example_RTOS

Rtos API example

mbed-os/features/mbedtls/src/sha512.c@0:9fca2b23d0ba, 2019-02-23 (annotated)

Committer:
marcozecchini
Date:
Sat Feb 23 12:13:36 2019 +0000
Revision:
0:9fca2b23d0ba
final commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
marcozecchini 0:9fca2b23d0ba 1 /*
marcozecchini 0:9fca2b23d0ba 2 * FIPS-180-2 compliant SHA-384/512 implementation
marcozecchini 0:9fca2b23d0ba 3 *
marcozecchini 0:9fca2b23d0ba 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
marcozecchini 0:9fca2b23d0ba 5 * SPDX-License-Identifier: Apache-2.0
marcozecchini 0:9fca2b23d0ba 6 *
marcozecchini 0:9fca2b23d0ba 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
marcozecchini 0:9fca2b23d0ba 8 * not use this file except in compliance with the License.
marcozecchini 0:9fca2b23d0ba 9 * You may obtain a copy of the License at
marcozecchini 0:9fca2b23d0ba 10 *
marcozecchini 0:9fca2b23d0ba 11 * http://www.apache.org/licenses/LICENSE-2.0
marcozecchini 0:9fca2b23d0ba 12 *
marcozecchini 0:9fca2b23d0ba 13 * Unless required by applicable law or agreed to in writing, software
marcozecchini 0:9fca2b23d0ba 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
marcozecchini 0:9fca2b23d0ba 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
marcozecchini 0:9fca2b23d0ba 16 * See the License for the specific language governing permissions and
marcozecchini 0:9fca2b23d0ba 17 * limitations under the License.
marcozecchini 0:9fca2b23d0ba 18 *
marcozecchini 0:9fca2b23d0ba 19 * This file is part of mbed TLS (https://tls.mbed.org)
marcozecchini 0:9fca2b23d0ba 20 */
marcozecchini 0:9fca2b23d0ba 21 /*
marcozecchini 0:9fca2b23d0ba 22 * The SHA-512 Secure Hash Standard was published by NIST in 2002.
marcozecchini 0:9fca2b23d0ba 23 *
marcozecchini 0:9fca2b23d0ba 24 * http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
marcozecchini 0:9fca2b23d0ba 25 */
marcozecchini 0:9fca2b23d0ba 26
marcozecchini 0:9fca2b23d0ba 27 #if !defined(MBEDTLS_CONFIG_FILE)
marcozecchini 0:9fca2b23d0ba 28 #include "mbedtls/config.h"
marcozecchini 0:9fca2b23d0ba 29 #else
marcozecchini 0:9fca2b23d0ba 30 #include MBEDTLS_CONFIG_FILE
marcozecchini 0:9fca2b23d0ba 31 #endif
marcozecchini 0:9fca2b23d0ba 32
marcozecchini 0:9fca2b23d0ba 33 #if defined(MBEDTLS_SHA512_C)
marcozecchini 0:9fca2b23d0ba 34
marcozecchini 0:9fca2b23d0ba 35 #include "mbedtls/sha512.h"
marcozecchini 0:9fca2b23d0ba 36
marcozecchini 0:9fca2b23d0ba 37 #if defined(_MSC_VER) || defined(__WATCOMC__)
marcozecchini 0:9fca2b23d0ba 38 #define UL64(x) x##ui64
marcozecchini 0:9fca2b23d0ba 39 #else
marcozecchini 0:9fca2b23d0ba 40 #define UL64(x) x##ULL
marcozecchini 0:9fca2b23d0ba 41 #endif
marcozecchini 0:9fca2b23d0ba 42
marcozecchini 0:9fca2b23d0ba 43 #include <string.h>
marcozecchini 0:9fca2b23d0ba 44
marcozecchini 0:9fca2b23d0ba 45 #if defined(MBEDTLS_SELF_TEST)
marcozecchini 0:9fca2b23d0ba 46 #if defined(MBEDTLS_PLATFORM_C)
marcozecchini 0:9fca2b23d0ba 47 #include "mbedtls/platform.h"
marcozecchini 0:9fca2b23d0ba 48 #else
marcozecchini 0:9fca2b23d0ba 49 #include <stdio.h>
marcozecchini 0:9fca2b23d0ba 50 #include <stdlib.h>
marcozecchini 0:9fca2b23d0ba 51 #define mbedtls_printf printf
marcozecchini 0:9fca2b23d0ba 52 #define mbedtls_calloc calloc
marcozecchini 0:9fca2b23d0ba 53 #define mbedtls_free free
marcozecchini 0:9fca2b23d0ba 54 #endif /* MBEDTLS_PLATFORM_C */
marcozecchini 0:9fca2b23d0ba 55 #endif /* MBEDTLS_SELF_TEST */
marcozecchini 0:9fca2b23d0ba 56
marcozecchini 0:9fca2b23d0ba 57 #if !defined(MBEDTLS_SHA512_ALT)
marcozecchini 0:9fca2b23d0ba 58
marcozecchini 0:9fca2b23d0ba 59 /* Implementation that should never be optimized out by the compiler */
marcozecchini 0:9fca2b23d0ba 60 static void mbedtls_zeroize( void *v, size_t n ) {
marcozecchini 0:9fca2b23d0ba 61 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
marcozecchini 0:9fca2b23d0ba 62 }
marcozecchini 0:9fca2b23d0ba 63
marcozecchini 0:9fca2b23d0ba 64 /*
marcozecchini 0:9fca2b23d0ba 65 * 64-bit integer manipulation macros (big endian)
marcozecchini 0:9fca2b23d0ba 66 */
marcozecchini 0:9fca2b23d0ba 67 #ifndef GET_UINT64_BE
marcozecchini 0:9fca2b23d0ba 68 #define GET_UINT64_BE(n,b,i) \
marcozecchini 0:9fca2b23d0ba 69 { \
marcozecchini 0:9fca2b23d0ba 70 (n) = ( (uint64_t) (b)[(i) ] << 56 ) \
marcozecchini 0:9fca2b23d0ba 71 | ( (uint64_t) (b)[(i) + 1] << 48 ) \
marcozecchini 0:9fca2b23d0ba 72 | ( (uint64_t) (b)[(i) + 2] << 40 ) \
marcozecchini 0:9fca2b23d0ba 73 | ( (uint64_t) (b)[(i) + 3] << 32 ) \
marcozecchini 0:9fca2b23d0ba 74 | ( (uint64_t) (b)[(i) + 4] << 24 ) \
marcozecchini 0:9fca2b23d0ba 75 | ( (uint64_t) (b)[(i) + 5] << 16 ) \
marcozecchini 0:9fca2b23d0ba 76 | ( (uint64_t) (b)[(i) + 6] << 8 ) \
marcozecchini 0:9fca2b23d0ba 77 | ( (uint64_t) (b)[(i) + 7] ); \
marcozecchini 0:9fca2b23d0ba 78 }
marcozecchini 0:9fca2b23d0ba 79 #endif /* GET_UINT64_BE */
marcozecchini 0:9fca2b23d0ba 80
marcozecchini 0:9fca2b23d0ba 81 #ifndef PUT_UINT64_BE
marcozecchini 0:9fca2b23d0ba 82 #define PUT_UINT64_BE(n,b,i) \
marcozecchini 0:9fca2b23d0ba 83 { \
marcozecchini 0:9fca2b23d0ba 84 (b)[(i) ] = (unsigned char) ( (n) >> 56 ); \
marcozecchini 0:9fca2b23d0ba 85 (b)[(i) + 1] = (unsigned char) ( (n) >> 48 ); \
marcozecchini 0:9fca2b23d0ba 86 (b)[(i) + 2] = (unsigned char) ( (n) >> 40 ); \
marcozecchini 0:9fca2b23d0ba 87 (b)[(i) + 3] = (unsigned char) ( (n) >> 32 ); \
marcozecchini 0:9fca2b23d0ba 88 (b)[(i) + 4] = (unsigned char) ( (n) >> 24 ); \
marcozecchini 0:9fca2b23d0ba 89 (b)[(i) + 5] = (unsigned char) ( (n) >> 16 ); \
marcozecchini 0:9fca2b23d0ba 90 (b)[(i) + 6] = (unsigned char) ( (n) >> 8 ); \
marcozecchini 0:9fca2b23d0ba 91 (b)[(i) + 7] = (unsigned char) ( (n) ); \
marcozecchini 0:9fca2b23d0ba 92 }
marcozecchini 0:9fca2b23d0ba 93 #endif /* PUT_UINT64_BE */
marcozecchini 0:9fca2b23d0ba 94
marcozecchini 0:9fca2b23d0ba 95 void mbedtls_sha512_init( mbedtls_sha512_context *ctx )
marcozecchini 0:9fca2b23d0ba 96 {
marcozecchini 0:9fca2b23d0ba 97 memset( ctx, 0, sizeof( mbedtls_sha512_context ) );
marcozecchini 0:9fca2b23d0ba 98 }
marcozecchini 0:9fca2b23d0ba 99
marcozecchini 0:9fca2b23d0ba 100 void mbedtls_sha512_free( mbedtls_sha512_context *ctx )
marcozecchini 0:9fca2b23d0ba 101 {
marcozecchini 0:9fca2b23d0ba 102 if( ctx == NULL )
marcozecchini 0:9fca2b23d0ba 103 return;
marcozecchini 0:9fca2b23d0ba 104
marcozecchini 0:9fca2b23d0ba 105 mbedtls_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
marcozecchini 0:9fca2b23d0ba 106 }
marcozecchini 0:9fca2b23d0ba 107
marcozecchini 0:9fca2b23d0ba 108 void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
marcozecchini 0:9fca2b23d0ba 109 const mbedtls_sha512_context *src )
marcozecchini 0:9fca2b23d0ba 110 {
marcozecchini 0:9fca2b23d0ba 111 *dst = *src;
marcozecchini 0:9fca2b23d0ba 112 }
marcozecchini 0:9fca2b23d0ba 113
marcozecchini 0:9fca2b23d0ba 114 /*
marcozecchini 0:9fca2b23d0ba 115 * SHA-512 context setup
marcozecchini 0:9fca2b23d0ba 116 */
marcozecchini 0:9fca2b23d0ba 117 void mbedtls_sha512_starts( mbedtls_sha512_context *ctx, int is384 )
marcozecchini 0:9fca2b23d0ba 118 {
marcozecchini 0:9fca2b23d0ba 119 ctx->total[0] = 0;
marcozecchini 0:9fca2b23d0ba 120 ctx->total[1] = 0;
marcozecchini 0:9fca2b23d0ba 121
marcozecchini 0:9fca2b23d0ba 122 if( is384 == 0 )
marcozecchini 0:9fca2b23d0ba 123 {
marcozecchini 0:9fca2b23d0ba 124 /* SHA-512 */
marcozecchini 0:9fca2b23d0ba 125 ctx->state[0] = UL64(0x6A09E667F3BCC908);
marcozecchini 0:9fca2b23d0ba 126 ctx->state[1] = UL64(0xBB67AE8584CAA73B);
marcozecchini 0:9fca2b23d0ba 127 ctx->state[2] = UL64(0x3C6EF372FE94F82B);
marcozecchini 0:9fca2b23d0ba 128 ctx->state[3] = UL64(0xA54FF53A5F1D36F1);
marcozecchini 0:9fca2b23d0ba 129 ctx->state[4] = UL64(0x510E527FADE682D1);
marcozecchini 0:9fca2b23d0ba 130 ctx->state[5] = UL64(0x9B05688C2B3E6C1F);
marcozecchini 0:9fca2b23d0ba 131 ctx->state[6] = UL64(0x1F83D9ABFB41BD6B);
marcozecchini 0:9fca2b23d0ba 132 ctx->state[7] = UL64(0x5BE0CD19137E2179);
marcozecchini 0:9fca2b23d0ba 133 }
marcozecchini 0:9fca2b23d0ba 134 else
marcozecchini 0:9fca2b23d0ba 135 {
marcozecchini 0:9fca2b23d0ba 136 /* SHA-384 */
marcozecchini 0:9fca2b23d0ba 137 ctx->state[0] = UL64(0xCBBB9D5DC1059ED8);
marcozecchini 0:9fca2b23d0ba 138 ctx->state[1] = UL64(0x629A292A367CD507);
marcozecchini 0:9fca2b23d0ba 139 ctx->state[2] = UL64(0x9159015A3070DD17);
marcozecchini 0:9fca2b23d0ba 140 ctx->state[3] = UL64(0x152FECD8F70E5939);
marcozecchini 0:9fca2b23d0ba 141 ctx->state[4] = UL64(0x67332667FFC00B31);
marcozecchini 0:9fca2b23d0ba 142 ctx->state[5] = UL64(0x8EB44A8768581511);
marcozecchini 0:9fca2b23d0ba 143 ctx->state[6] = UL64(0xDB0C2E0D64F98FA7);
marcozecchini 0:9fca2b23d0ba 144 ctx->state[7] = UL64(0x47B5481DBEFA4FA4);
marcozecchini 0:9fca2b23d0ba 145 }
marcozecchini 0:9fca2b23d0ba 146
marcozecchini 0:9fca2b23d0ba 147 ctx->is384 = is384;
marcozecchini 0:9fca2b23d0ba 148 }
marcozecchini 0:9fca2b23d0ba 149
marcozecchini 0:9fca2b23d0ba 150 #if !defined(MBEDTLS_SHA512_PROCESS_ALT)
marcozecchini 0:9fca2b23d0ba 151
marcozecchini 0:9fca2b23d0ba 152 /*
marcozecchini 0:9fca2b23d0ba 153 * Round constants
marcozecchini 0:9fca2b23d0ba 154 */
marcozecchini 0:9fca2b23d0ba 155 static const uint64_t K[80] =
marcozecchini 0:9fca2b23d0ba 156 {
marcozecchini 0:9fca2b23d0ba 157 UL64(0x428A2F98D728AE22), UL64(0x7137449123EF65CD),
marcozecchini 0:9fca2b23d0ba 158 UL64(0xB5C0FBCFEC4D3B2F), UL64(0xE9B5DBA58189DBBC),
marcozecchini 0:9fca2b23d0ba 159 UL64(0x3956C25BF348B538), UL64(0x59F111F1B605D019),
marcozecchini 0:9fca2b23d0ba 160 UL64(0x923F82A4AF194F9B), UL64(0xAB1C5ED5DA6D8118),
marcozecchini 0:9fca2b23d0ba 161 UL64(0xD807AA98A3030242), UL64(0x12835B0145706FBE),
marcozecchini 0:9fca2b23d0ba 162 UL64(0x243185BE4EE4B28C), UL64(0x550C7DC3D5FFB4E2),
marcozecchini 0:9fca2b23d0ba 163 UL64(0x72BE5D74F27B896F), UL64(0x80DEB1FE3B1696B1),
marcozecchini 0:9fca2b23d0ba 164 UL64(0x9BDC06A725C71235), UL64(0xC19BF174CF692694),
marcozecchini 0:9fca2b23d0ba 165 UL64(0xE49B69C19EF14AD2), UL64(0xEFBE4786384F25E3),
marcozecchini 0:9fca2b23d0ba 166 UL64(0x0FC19DC68B8CD5B5), UL64(0x240CA1CC77AC9C65),
marcozecchini 0:9fca2b23d0ba 167 UL64(0x2DE92C6F592B0275), UL64(0x4A7484AA6EA6E483),
marcozecchini 0:9fca2b23d0ba 168 UL64(0x5CB0A9DCBD41FBD4), UL64(0x76F988DA831153B5),
marcozecchini 0:9fca2b23d0ba 169 UL64(0x983E5152EE66DFAB), UL64(0xA831C66D2DB43210),
marcozecchini 0:9fca2b23d0ba 170 UL64(0xB00327C898FB213F), UL64(0xBF597FC7BEEF0EE4),
marcozecchini 0:9fca2b23d0ba 171 UL64(0xC6E00BF33DA88FC2), UL64(0xD5A79147930AA725),
marcozecchini 0:9fca2b23d0ba 172 UL64(0x06CA6351E003826F), UL64(0x142929670A0E6E70),
marcozecchini 0:9fca2b23d0ba 173 UL64(0x27B70A8546D22FFC), UL64(0x2E1B21385C26C926),
marcozecchini 0:9fca2b23d0ba 174 UL64(0x4D2C6DFC5AC42AED), UL64(0x53380D139D95B3DF),
marcozecchini 0:9fca2b23d0ba 175 UL64(0x650A73548BAF63DE), UL64(0x766A0ABB3C77B2A8),
marcozecchini 0:9fca2b23d0ba 176 UL64(0x81C2C92E47EDAEE6), UL64(0x92722C851482353B),
marcozecchini 0:9fca2b23d0ba 177 UL64(0xA2BFE8A14CF10364), UL64(0xA81A664BBC423001),
marcozecchini 0:9fca2b23d0ba 178 UL64(0xC24B8B70D0F89791), UL64(0xC76C51A30654BE30),
marcozecchini 0:9fca2b23d0ba 179 UL64(0xD192E819D6EF5218), UL64(0xD69906245565A910),
marcozecchini 0:9fca2b23d0ba 180 UL64(0xF40E35855771202A), UL64(0x106AA07032BBD1B8),
marcozecchini 0:9fca2b23d0ba 181 UL64(0x19A4C116B8D2D0C8), UL64(0x1E376C085141AB53),
marcozecchini 0:9fca2b23d0ba 182 UL64(0x2748774CDF8EEB99), UL64(0x34B0BCB5E19B48A8),
marcozecchini 0:9fca2b23d0ba 183 UL64(0x391C0CB3C5C95A63), UL64(0x4ED8AA4AE3418ACB),
marcozecchini 0:9fca2b23d0ba 184 UL64(0x5B9CCA4F7763E373), UL64(0x682E6FF3D6B2B8A3),
marcozecchini 0:9fca2b23d0ba 185 UL64(0x748F82EE5DEFB2FC), UL64(0x78A5636F43172F60),
marcozecchini 0:9fca2b23d0ba 186 UL64(0x84C87814A1F0AB72), UL64(0x8CC702081A6439EC),
marcozecchini 0:9fca2b23d0ba 187 UL64(0x90BEFFFA23631E28), UL64(0xA4506CEBDE82BDE9),
marcozecchini 0:9fca2b23d0ba 188 UL64(0xBEF9A3F7B2C67915), UL64(0xC67178F2E372532B),
marcozecchini 0:9fca2b23d0ba 189 UL64(0xCA273ECEEA26619C), UL64(0xD186B8C721C0C207),
marcozecchini 0:9fca2b23d0ba 190 UL64(0xEADA7DD6CDE0EB1E), UL64(0xF57D4F7FEE6ED178),
marcozecchini 0:9fca2b23d0ba 191 UL64(0x06F067AA72176FBA), UL64(0x0A637DC5A2C898A6),
marcozecchini 0:9fca2b23d0ba 192 UL64(0x113F9804BEF90DAE), UL64(0x1B710B35131C471B),
marcozecchini 0:9fca2b23d0ba 193 UL64(0x28DB77F523047D84), UL64(0x32CAAB7B40C72493),
marcozecchini 0:9fca2b23d0ba 194 UL64(0x3C9EBE0A15C9BEBC), UL64(0x431D67C49C100D4C),
marcozecchini 0:9fca2b23d0ba 195 UL64(0x4CC5D4BECB3E42B6), UL64(0x597F299CFC657E2A),
marcozecchini 0:9fca2b23d0ba 196 UL64(0x5FCB6FAB3AD6FAEC), UL64(0x6C44198C4A475817)
marcozecchini 0:9fca2b23d0ba 197 };
marcozecchini 0:9fca2b23d0ba 198
marcozecchini 0:9fca2b23d0ba 199 void mbedtls_sha512_process( mbedtls_sha512_context *ctx, const unsigned char data[128] )
marcozecchini 0:9fca2b23d0ba 200 {
marcozecchini 0:9fca2b23d0ba 201 int i;
marcozecchini 0:9fca2b23d0ba 202 uint64_t temp1, temp2, W[80];
marcozecchini 0:9fca2b23d0ba 203 uint64_t A, B, C, D, E, F, G, H;
marcozecchini 0:9fca2b23d0ba 204
marcozecchini 0:9fca2b23d0ba 205 #define SHR(x,n) (x >> n)
marcozecchini 0:9fca2b23d0ba 206 #define ROTR(x,n) (SHR(x,n) | (x << (64 - n)))
marcozecchini 0:9fca2b23d0ba 207
marcozecchini 0:9fca2b23d0ba 208 #define S0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7))
marcozecchini 0:9fca2b23d0ba 209 #define S1(x) (ROTR(x,19) ^ ROTR(x,61) ^ SHR(x, 6))
marcozecchini 0:9fca2b23d0ba 210
marcozecchini 0:9fca2b23d0ba 211 #define S2(x) (ROTR(x,28) ^ ROTR(x,34) ^ ROTR(x,39))
marcozecchini 0:9fca2b23d0ba 212 #define S3(x) (ROTR(x,14) ^ ROTR(x,18) ^ ROTR(x,41))
marcozecchini 0:9fca2b23d0ba 213
marcozecchini 0:9fca2b23d0ba 214 #define F0(x,y,z) ((x & y) | (z & (x | y)))
marcozecchini 0:9fca2b23d0ba 215 #define F1(x,y,z) (z ^ (x & (y ^ z)))
marcozecchini 0:9fca2b23d0ba 216
marcozecchini 0:9fca2b23d0ba 217 #define P(a,b,c,d,e,f,g,h,x,K) \
marcozecchini 0:9fca2b23d0ba 218 { \
marcozecchini 0:9fca2b23d0ba 219 temp1 = h + S3(e) + F1(e,f,g) + K + x; \
marcozecchini 0:9fca2b23d0ba 220 temp2 = S2(a) + F0(a,b,c); \
marcozecchini 0:9fca2b23d0ba 221 d += temp1; h = temp1 + temp2; \
marcozecchini 0:9fca2b23d0ba 222 }
marcozecchini 0:9fca2b23d0ba 223
marcozecchini 0:9fca2b23d0ba 224 for( i = 0; i < 16; i++ )
marcozecchini 0:9fca2b23d0ba 225 {
marcozecchini 0:9fca2b23d0ba 226 GET_UINT64_BE( W[i], data, i << 3 );
marcozecchini 0:9fca2b23d0ba 227 }
marcozecchini 0:9fca2b23d0ba 228
marcozecchini 0:9fca2b23d0ba 229 for( ; i < 80; i++ )
marcozecchini 0:9fca2b23d0ba 230 {
marcozecchini 0:9fca2b23d0ba 231 W[i] = S1(W[i - 2]) + W[i - 7] +
marcozecchini 0:9fca2b23d0ba 232 S0(W[i - 15]) + W[i - 16];
marcozecchini 0:9fca2b23d0ba 233 }
marcozecchini 0:9fca2b23d0ba 234
marcozecchini 0:9fca2b23d0ba 235 A = ctx->state[0];
marcozecchini 0:9fca2b23d0ba 236 B = ctx->state[1];
marcozecchini 0:9fca2b23d0ba 237 C = ctx->state[2];
marcozecchini 0:9fca2b23d0ba 238 D = ctx->state[3];
marcozecchini 0:9fca2b23d0ba 239 E = ctx->state[4];
marcozecchini 0:9fca2b23d0ba 240 F = ctx->state[5];
marcozecchini 0:9fca2b23d0ba 241 G = ctx->state[6];
marcozecchini 0:9fca2b23d0ba 242 H = ctx->state[7];
marcozecchini 0:9fca2b23d0ba 243 i = 0;
marcozecchini 0:9fca2b23d0ba 244
marcozecchini 0:9fca2b23d0ba 245 do
marcozecchini 0:9fca2b23d0ba 246 {
marcozecchini 0:9fca2b23d0ba 247 P( A, B, C, D, E, F, G, H, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 248 P( H, A, B, C, D, E, F, G, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 249 P( G, H, A, B, C, D, E, F, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 250 P( F, G, H, A, B, C, D, E, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 251 P( E, F, G, H, A, B, C, D, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 252 P( D, E, F, G, H, A, B, C, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 253 P( C, D, E, F, G, H, A, B, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 254 P( B, C, D, E, F, G, H, A, W[i], K[i] ); i++;
marcozecchini 0:9fca2b23d0ba 255 }
marcozecchini 0:9fca2b23d0ba 256 while( i < 80 );
marcozecchini 0:9fca2b23d0ba 257
marcozecchini 0:9fca2b23d0ba 258 ctx->state[0] += A;
marcozecchini 0:9fca2b23d0ba 259 ctx->state[1] += B;
marcozecchini 0:9fca2b23d0ba 260 ctx->state[2] += C;
marcozecchini 0:9fca2b23d0ba 261 ctx->state[3] += D;
marcozecchini 0:9fca2b23d0ba 262 ctx->state[4] += E;
marcozecchini 0:9fca2b23d0ba 263 ctx->state[5] += F;
marcozecchini 0:9fca2b23d0ba 264 ctx->state[6] += G;
marcozecchini 0:9fca2b23d0ba 265 ctx->state[7] += H;
marcozecchini 0:9fca2b23d0ba 266 }
marcozecchini 0:9fca2b23d0ba 267 #endif /* !MBEDTLS_SHA512_PROCESS_ALT */
marcozecchini 0:9fca2b23d0ba 268
marcozecchini 0:9fca2b23d0ba 269 /*
marcozecchini 0:9fca2b23d0ba 270 * SHA-512 process buffer
marcozecchini 0:9fca2b23d0ba 271 */
marcozecchini 0:9fca2b23d0ba 272 void mbedtls_sha512_update( mbedtls_sha512_context *ctx, const unsigned char *input,
marcozecchini 0:9fca2b23d0ba 273 size_t ilen )
marcozecchini 0:9fca2b23d0ba 274 {
marcozecchini 0:9fca2b23d0ba 275 size_t fill;
marcozecchini 0:9fca2b23d0ba 276 unsigned int left;
marcozecchini 0:9fca2b23d0ba 277
marcozecchini 0:9fca2b23d0ba 278 if( ilen == 0 )
marcozecchini 0:9fca2b23d0ba 279 return;
marcozecchini 0:9fca2b23d0ba 280
marcozecchini 0:9fca2b23d0ba 281 left = (unsigned int) (ctx->total[0] & 0x7F);
marcozecchini 0:9fca2b23d0ba 282 fill = 128 - left;
marcozecchini 0:9fca2b23d0ba 283
marcozecchini 0:9fca2b23d0ba 284 ctx->total[0] += (uint64_t) ilen;
marcozecchini 0:9fca2b23d0ba 285
marcozecchini 0:9fca2b23d0ba 286 if( ctx->total[0] < (uint64_t) ilen )
marcozecchini 0:9fca2b23d0ba 287 ctx->total[1]++;
marcozecchini 0:9fca2b23d0ba 288
marcozecchini 0:9fca2b23d0ba 289 if( left && ilen >= fill )
marcozecchini 0:9fca2b23d0ba 290 {
marcozecchini 0:9fca2b23d0ba 291 memcpy( (void *) (ctx->buffer + left), input, fill );
marcozecchini 0:9fca2b23d0ba 292 mbedtls_sha512_process( ctx, ctx->buffer );
marcozecchini 0:9fca2b23d0ba 293 input += fill;
marcozecchini 0:9fca2b23d0ba 294 ilen -= fill;
marcozecchini 0:9fca2b23d0ba 295 left = 0;
marcozecchini 0:9fca2b23d0ba 296 }
marcozecchini 0:9fca2b23d0ba 297
marcozecchini 0:9fca2b23d0ba 298 while( ilen >= 128 )
marcozecchini 0:9fca2b23d0ba 299 {
marcozecchini 0:9fca2b23d0ba 300 mbedtls_sha512_process( ctx, input );
marcozecchini 0:9fca2b23d0ba 301 input += 128;
marcozecchini 0:9fca2b23d0ba 302 ilen -= 128;
marcozecchini 0:9fca2b23d0ba 303 }
marcozecchini 0:9fca2b23d0ba 304
marcozecchini 0:9fca2b23d0ba 305 if( ilen > 0 )
marcozecchini 0:9fca2b23d0ba 306 memcpy( (void *) (ctx->buffer + left), input, ilen );
marcozecchini 0:9fca2b23d0ba 307 }
marcozecchini 0:9fca2b23d0ba 308
marcozecchini 0:9fca2b23d0ba 309 static const unsigned char sha512_padding[128] =
marcozecchini 0:9fca2b23d0ba 310 {
marcozecchini 0:9fca2b23d0ba 311 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 312 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 313 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 314 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 315 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 316 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 317 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
marcozecchini 0:9fca2b23d0ba 318 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
marcozecchini 0:9fca2b23d0ba 319 };
marcozecchini 0:9fca2b23d0ba 320
marcozecchini 0:9fca2b23d0ba 321 /*
marcozecchini 0:9fca2b23d0ba 322 * SHA-512 final digest
marcozecchini 0:9fca2b23d0ba 323 */
marcozecchini 0:9fca2b23d0ba 324 void mbedtls_sha512_finish( mbedtls_sha512_context *ctx, unsigned char output[64] )
marcozecchini 0:9fca2b23d0ba 325 {
marcozecchini 0:9fca2b23d0ba 326 size_t last, padn;
marcozecchini 0:9fca2b23d0ba 327 uint64_t high, low;
marcozecchini 0:9fca2b23d0ba 328 unsigned char msglen[16];
marcozecchini 0:9fca2b23d0ba 329
marcozecchini 0:9fca2b23d0ba 330 high = ( ctx->total[0] >> 61 )
marcozecchini 0:9fca2b23d0ba 331 | ( ctx->total[1] << 3 );
marcozecchini 0:9fca2b23d0ba 332 low = ( ctx->total[0] << 3 );
marcozecchini 0:9fca2b23d0ba 333
marcozecchini 0:9fca2b23d0ba 334 PUT_UINT64_BE( high, msglen, 0 );
marcozecchini 0:9fca2b23d0ba 335 PUT_UINT64_BE( low, msglen, 8 );
marcozecchini 0:9fca2b23d0ba 336
marcozecchini 0:9fca2b23d0ba 337 last = (size_t)( ctx->total[0] & 0x7F );
marcozecchini 0:9fca2b23d0ba 338 padn = ( last < 112 ) ? ( 112 - last ) : ( 240 - last );
marcozecchini 0:9fca2b23d0ba 339
marcozecchini 0:9fca2b23d0ba 340 mbedtls_sha512_update( ctx, sha512_padding, padn );
marcozecchini 0:9fca2b23d0ba 341 mbedtls_sha512_update( ctx, msglen, 16 );
marcozecchini 0:9fca2b23d0ba 342
marcozecchini 0:9fca2b23d0ba 343 PUT_UINT64_BE( ctx->state[0], output, 0 );
marcozecchini 0:9fca2b23d0ba 344 PUT_UINT64_BE( ctx->state[1], output, 8 );
marcozecchini 0:9fca2b23d0ba 345 PUT_UINT64_BE( ctx->state[2], output, 16 );
marcozecchini 0:9fca2b23d0ba 346 PUT_UINT64_BE( ctx->state[3], output, 24 );
marcozecchini 0:9fca2b23d0ba 347 PUT_UINT64_BE( ctx->state[4], output, 32 );
marcozecchini 0:9fca2b23d0ba 348 PUT_UINT64_BE( ctx->state[5], output, 40 );
marcozecchini 0:9fca2b23d0ba 349
marcozecchini 0:9fca2b23d0ba 350 if( ctx->is384 == 0 )
marcozecchini 0:9fca2b23d0ba 351 {
marcozecchini 0:9fca2b23d0ba 352 PUT_UINT64_BE( ctx->state[6], output, 48 );
marcozecchini 0:9fca2b23d0ba 353 PUT_UINT64_BE( ctx->state[7], output, 56 );
marcozecchini 0:9fca2b23d0ba 354 }
marcozecchini 0:9fca2b23d0ba 355 }
marcozecchini 0:9fca2b23d0ba 356
marcozecchini 0:9fca2b23d0ba 357 #endif /* !MBEDTLS_SHA512_ALT */
marcozecchini 0:9fca2b23d0ba 358
marcozecchini 0:9fca2b23d0ba 359 /*
marcozecchini 0:9fca2b23d0ba 360 * output = SHA-512( input buffer )
marcozecchini 0:9fca2b23d0ba 361 */
marcozecchini 0:9fca2b23d0ba 362 void mbedtls_sha512( const unsigned char *input, size_t ilen,
marcozecchini 0:9fca2b23d0ba 363 unsigned char output[64], int is384 )
marcozecchini 0:9fca2b23d0ba 364 {
marcozecchini 0:9fca2b23d0ba 365 mbedtls_sha512_context ctx;
marcozecchini 0:9fca2b23d0ba 366
marcozecchini 0:9fca2b23d0ba 367 mbedtls_sha512_init( &ctx );
marcozecchini 0:9fca2b23d0ba 368 mbedtls_sha512_starts( &ctx, is384 );
marcozecchini 0:9fca2b23d0ba 369 mbedtls_sha512_update( &ctx, input, ilen );
marcozecchini 0:9fca2b23d0ba 370 mbedtls_sha512_finish( &ctx, output );
marcozecchini 0:9fca2b23d0ba 371 mbedtls_sha512_free( &ctx );
marcozecchini 0:9fca2b23d0ba 372 }
marcozecchini 0:9fca2b23d0ba 373
marcozecchini 0:9fca2b23d0ba 374 #if defined(MBEDTLS_SELF_TEST)
marcozecchini 0:9fca2b23d0ba 375
marcozecchini 0:9fca2b23d0ba 376 /*
marcozecchini 0:9fca2b23d0ba 377 * FIPS-180-2 test vectors
marcozecchini 0:9fca2b23d0ba 378 */
marcozecchini 0:9fca2b23d0ba 379 static const unsigned char sha512_test_buf[3][113] =
marcozecchini 0:9fca2b23d0ba 380 {
marcozecchini 0:9fca2b23d0ba 381 { "abc" },
marcozecchini 0:9fca2b23d0ba 382 { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
marcozecchini 0:9fca2b23d0ba 383 "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" },
marcozecchini 0:9fca2b23d0ba 384 { "" }
marcozecchini 0:9fca2b23d0ba 385 };
marcozecchini 0:9fca2b23d0ba 386
marcozecchini 0:9fca2b23d0ba 387 static const int sha512_test_buflen[3] =
marcozecchini 0:9fca2b23d0ba 388 {
marcozecchini 0:9fca2b23d0ba 389 3, 112, 1000
marcozecchini 0:9fca2b23d0ba 390 };
marcozecchini 0:9fca2b23d0ba 391
marcozecchini 0:9fca2b23d0ba 392 static const unsigned char sha512_test_sum[6][64] =
marcozecchini 0:9fca2b23d0ba 393 {
marcozecchini 0:9fca2b23d0ba 394 /*
marcozecchini 0:9fca2b23d0ba 395 * SHA-384 test vectors
marcozecchini 0:9fca2b23d0ba 396 */
marcozecchini 0:9fca2b23d0ba 397 { 0xCB, 0x00, 0x75, 0x3F, 0x45, 0xA3, 0x5E, 0x8B,
marcozecchini 0:9fca2b23d0ba 398 0xB5, 0xA0, 0x3D, 0x69, 0x9A, 0xC6, 0x50, 0x07,
marcozecchini 0:9fca2b23d0ba 399 0x27, 0x2C, 0x32, 0xAB, 0x0E, 0xDE, 0xD1, 0x63,
marcozecchini 0:9fca2b23d0ba 400 0x1A, 0x8B, 0x60, 0x5A, 0x43, 0xFF, 0x5B, 0xED,
marcozecchini 0:9fca2b23d0ba 401 0x80, 0x86, 0x07, 0x2B, 0xA1, 0xE7, 0xCC, 0x23,
marcozecchini 0:9fca2b23d0ba 402 0x58, 0xBA, 0xEC, 0xA1, 0x34, 0xC8, 0x25, 0xA7 },
marcozecchini 0:9fca2b23d0ba 403 { 0x09, 0x33, 0x0C, 0x33, 0xF7, 0x11, 0x47, 0xE8,
marcozecchini 0:9fca2b23d0ba 404 0x3D, 0x19, 0x2F, 0xC7, 0x82, 0xCD, 0x1B, 0x47,
marcozecchini 0:9fca2b23d0ba 405 0x53, 0x11, 0x1B, 0x17, 0x3B, 0x3B, 0x05, 0xD2,
marcozecchini 0:9fca2b23d0ba 406 0x2F, 0xA0, 0x80, 0x86, 0xE3, 0xB0, 0xF7, 0x12,
marcozecchini 0:9fca2b23d0ba 407 0xFC, 0xC7, 0xC7, 0x1A, 0x55, 0x7E, 0x2D, 0xB9,
marcozecchini 0:9fca2b23d0ba 408 0x66, 0xC3, 0xE9, 0xFA, 0x91, 0x74, 0x60, 0x39 },
marcozecchini 0:9fca2b23d0ba 409 { 0x9D, 0x0E, 0x18, 0x09, 0x71, 0x64, 0x74, 0xCB,
marcozecchini 0:9fca2b23d0ba 410 0x08, 0x6E, 0x83, 0x4E, 0x31, 0x0A, 0x4A, 0x1C,
marcozecchini 0:9fca2b23d0ba 411 0xED, 0x14, 0x9E, 0x9C, 0x00, 0xF2, 0x48, 0x52,
marcozecchini 0:9fca2b23d0ba 412 0x79, 0x72, 0xCE, 0xC5, 0x70, 0x4C, 0x2A, 0x5B,
marcozecchini 0:9fca2b23d0ba 413 0x07, 0xB8, 0xB3, 0xDC, 0x38, 0xEC, 0xC4, 0xEB,
marcozecchini 0:9fca2b23d0ba 414 0xAE, 0x97, 0xDD, 0xD8, 0x7F, 0x3D, 0x89, 0x85 },
marcozecchini 0:9fca2b23d0ba 415
marcozecchini 0:9fca2b23d0ba 416 /*
marcozecchini 0:9fca2b23d0ba 417 * SHA-512 test vectors
marcozecchini 0:9fca2b23d0ba 418 */
marcozecchini 0:9fca2b23d0ba 419 { 0xDD, 0xAF, 0x35, 0xA1, 0x93, 0x61, 0x7A, 0xBA,
marcozecchini 0:9fca2b23d0ba 420 0xCC, 0x41, 0x73, 0x49, 0xAE, 0x20, 0x41, 0x31,
marcozecchini 0:9fca2b23d0ba 421 0x12, 0xE6, 0xFA, 0x4E, 0x89, 0xA9, 0x7E, 0xA2,
marcozecchini 0:9fca2b23d0ba 422 0x0A, 0x9E, 0xEE, 0xE6, 0x4B, 0x55, 0xD3, 0x9A,
marcozecchini 0:9fca2b23d0ba 423 0x21, 0x92, 0x99, 0x2A, 0x27, 0x4F, 0xC1, 0xA8,
marcozecchini 0:9fca2b23d0ba 424 0x36, 0xBA, 0x3C, 0x23, 0xA3, 0xFE, 0xEB, 0xBD,
marcozecchini 0:9fca2b23d0ba 425 0x45, 0x4D, 0x44, 0x23, 0x64, 0x3C, 0xE8, 0x0E,
marcozecchini 0:9fca2b23d0ba 426 0x2A, 0x9A, 0xC9, 0x4F, 0xA5, 0x4C, 0xA4, 0x9F },
marcozecchini 0:9fca2b23d0ba 427 { 0x8E, 0x95, 0x9B, 0x75, 0xDA, 0xE3, 0x13, 0xDA,
marcozecchini 0:9fca2b23d0ba 428 0x8C, 0xF4, 0xF7, 0x28, 0x14, 0xFC, 0x14, 0x3F,
marcozecchini 0:9fca2b23d0ba 429 0x8F, 0x77, 0x79, 0xC6, 0xEB, 0x9F, 0x7F, 0xA1,
marcozecchini 0:9fca2b23d0ba 430 0x72, 0x99, 0xAE, 0xAD, 0xB6, 0x88, 0x90, 0x18,
marcozecchini 0:9fca2b23d0ba 431 0x50, 0x1D, 0x28, 0x9E, 0x49, 0x00, 0xF7, 0xE4,
marcozecchini 0:9fca2b23d0ba 432 0x33, 0x1B, 0x99, 0xDE, 0xC4, 0xB5, 0x43, 0x3A,
marcozecchini 0:9fca2b23d0ba 433 0xC7, 0xD3, 0x29, 0xEE, 0xB6, 0xDD, 0x26, 0x54,
marcozecchini 0:9fca2b23d0ba 434 0x5E, 0x96, 0xE5, 0x5B, 0x87, 0x4B, 0xE9, 0x09 },
marcozecchini 0:9fca2b23d0ba 435 { 0xE7, 0x18, 0x48, 0x3D, 0x0C, 0xE7, 0x69, 0x64,
marcozecchini 0:9fca2b23d0ba 436 0x4E, 0x2E, 0x42, 0xC7, 0xBC, 0x15, 0xB4, 0x63,
marcozecchini 0:9fca2b23d0ba 437 0x8E, 0x1F, 0x98, 0xB1, 0x3B, 0x20, 0x44, 0x28,
marcozecchini 0:9fca2b23d0ba 438 0x56, 0x32, 0xA8, 0x03, 0xAF, 0xA9, 0x73, 0xEB,
marcozecchini 0:9fca2b23d0ba 439 0xDE, 0x0F, 0xF2, 0x44, 0x87, 0x7E, 0xA6, 0x0A,
marcozecchini 0:9fca2b23d0ba 440 0x4C, 0xB0, 0x43, 0x2C, 0xE5, 0x77, 0xC3, 0x1B,
marcozecchini 0:9fca2b23d0ba 441 0xEB, 0x00, 0x9C, 0x5C, 0x2C, 0x49, 0xAA, 0x2E,
marcozecchini 0:9fca2b23d0ba 442 0x4E, 0xAD, 0xB2, 0x17, 0xAD, 0x8C, 0xC0, 0x9B }
marcozecchini 0:9fca2b23d0ba 443 };
marcozecchini 0:9fca2b23d0ba 444
marcozecchini 0:9fca2b23d0ba 445 /*
marcozecchini 0:9fca2b23d0ba 446 * Checkup routine
marcozecchini 0:9fca2b23d0ba 447 */
marcozecchini 0:9fca2b23d0ba 448 int mbedtls_sha512_self_test( int verbose )
marcozecchini 0:9fca2b23d0ba 449 {
marcozecchini 0:9fca2b23d0ba 450 int i, j, k, buflen, ret = 0;
marcozecchini 0:9fca2b23d0ba 451 unsigned char *buf;
marcozecchini 0:9fca2b23d0ba 452 unsigned char sha512sum[64];
marcozecchini 0:9fca2b23d0ba 453 mbedtls_sha512_context ctx;
marcozecchini 0:9fca2b23d0ba 454
marcozecchini 0:9fca2b23d0ba 455 buf = mbedtls_calloc( 1024, sizeof(unsigned char) );
marcozecchini 0:9fca2b23d0ba 456 if( NULL == buf )
marcozecchini 0:9fca2b23d0ba 457 {
marcozecchini 0:9fca2b23d0ba 458 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 459 mbedtls_printf( "Buffer allocation failed\n" );
marcozecchini 0:9fca2b23d0ba 460
marcozecchini 0:9fca2b23d0ba 461 return( 1 );
marcozecchini 0:9fca2b23d0ba 462 }
marcozecchini 0:9fca2b23d0ba 463
marcozecchini 0:9fca2b23d0ba 464 mbedtls_sha512_init( &ctx );
marcozecchini 0:9fca2b23d0ba 465
marcozecchini 0:9fca2b23d0ba 466 for( i = 0; i < 6; i++ )
marcozecchini 0:9fca2b23d0ba 467 {
marcozecchini 0:9fca2b23d0ba 468 j = i % 3;
marcozecchini 0:9fca2b23d0ba 469 k = i < 3;
marcozecchini 0:9fca2b23d0ba 470
marcozecchini 0:9fca2b23d0ba 471 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 472 mbedtls_printf( " SHA-%d test #%d: ", 512 - k * 128, j + 1 );
marcozecchini 0:9fca2b23d0ba 473
marcozecchini 0:9fca2b23d0ba 474 mbedtls_sha512_starts( &ctx, k );
marcozecchini 0:9fca2b23d0ba 475
marcozecchini 0:9fca2b23d0ba 476 if( j == 2 )
marcozecchini 0:9fca2b23d0ba 477 {
marcozecchini 0:9fca2b23d0ba 478 memset( buf, 'a', buflen = 1000 );
marcozecchini 0:9fca2b23d0ba 479
marcozecchini 0:9fca2b23d0ba 480 for( j = 0; j < 1000; j++ )
marcozecchini 0:9fca2b23d0ba 481 mbedtls_sha512_update( &ctx, buf, buflen );
marcozecchini 0:9fca2b23d0ba 482 }
marcozecchini 0:9fca2b23d0ba 483 else
marcozecchini 0:9fca2b23d0ba 484 mbedtls_sha512_update( &ctx, sha512_test_buf[j],
marcozecchini 0:9fca2b23d0ba 485 sha512_test_buflen[j] );
marcozecchini 0:9fca2b23d0ba 486
marcozecchini 0:9fca2b23d0ba 487 mbedtls_sha512_finish( &ctx, sha512sum );
marcozecchini 0:9fca2b23d0ba 488
marcozecchini 0:9fca2b23d0ba 489 if( memcmp( sha512sum, sha512_test_sum[i], 64 - k * 16 ) != 0 )
marcozecchini 0:9fca2b23d0ba 490 {
marcozecchini 0:9fca2b23d0ba 491 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 492 mbedtls_printf( "failed\n" );
marcozecchini 0:9fca2b23d0ba 493
marcozecchini 0:9fca2b23d0ba 494 ret = 1;
marcozecchini 0:9fca2b23d0ba 495 goto exit;
marcozecchini 0:9fca2b23d0ba 496 }
marcozecchini 0:9fca2b23d0ba 497
marcozecchini 0:9fca2b23d0ba 498 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 499 mbedtls_printf( "passed\n" );
marcozecchini 0:9fca2b23d0ba 500 }
marcozecchini 0:9fca2b23d0ba 501
marcozecchini 0:9fca2b23d0ba 502 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 503 mbedtls_printf( "\n" );
marcozecchini 0:9fca2b23d0ba 504
marcozecchini 0:9fca2b23d0ba 505 exit:
marcozecchini 0:9fca2b23d0ba 506 mbedtls_sha512_free( &ctx );
marcozecchini 0:9fca2b23d0ba 507 mbedtls_free( buf );
marcozecchini 0:9fca2b23d0ba 508
marcozecchini 0:9fca2b23d0ba 509 return( ret );
marcozecchini 0:9fca2b23d0ba 510 }
marcozecchini 0:9fca2b23d0ba 511
marcozecchini 0:9fca2b23d0ba 512 #endif /* MBEDTLS_SELF_TEST */
marcozecchini 0:9fca2b23d0ba 513
marcozecchini 0:9fca2b23d0ba 514 #endif /* MBEDTLS_SHA512_C */