Simon Cooksey / mbed-os

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features/mbedtls/src/sha512.c@0:fb7af294d5d9, 2016-11-17 (annotated)

Committer:
Simon Cooksey
Date:
Thu Nov 17 16:43:53 2016 +0000
Revision:
0:fb7af294d5d9
Initial commit

Who changed what in which revision?

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Simon Cooksey 0:fb7af294d5d9 1 /*
Simon Cooksey 0:fb7af294d5d9 2 * FIPS-180-2 compliant SHA-384/512 implementation
Simon Cooksey 0:fb7af294d5d9 3 *
Simon Cooksey 0:fb7af294d5d9 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
Simon Cooksey 0:fb7af294d5d9 5 * SPDX-License-Identifier: Apache-2.0
Simon Cooksey 0:fb7af294d5d9 6 *
Simon Cooksey 0:fb7af294d5d9 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
Simon Cooksey 0:fb7af294d5d9 8 * not use this file except in compliance with the License.
Simon Cooksey 0:fb7af294d5d9 9 * You may obtain a copy of the License at
Simon Cooksey 0:fb7af294d5d9 10 *
Simon Cooksey 0:fb7af294d5d9 11 * http://www.apache.org/licenses/LICENSE-2.0
Simon Cooksey 0:fb7af294d5d9 12 *
Simon Cooksey 0:fb7af294d5d9 13 * Unless required by applicable law or agreed to in writing, software
Simon Cooksey 0:fb7af294d5d9 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Simon Cooksey 0:fb7af294d5d9 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Simon Cooksey 0:fb7af294d5d9 16 * See the License for the specific language governing permissions and
Simon Cooksey 0:fb7af294d5d9 17 * limitations under the License.
Simon Cooksey 0:fb7af294d5d9 18 *
Simon Cooksey 0:fb7af294d5d9 19 * This file is part of mbed TLS (https://tls.mbed.org)
Simon Cooksey 0:fb7af294d5d9 20 */
Simon Cooksey 0:fb7af294d5d9 21 /*
Simon Cooksey 0:fb7af294d5d9 22 * The SHA-512 Secure Hash Standard was published by NIST in 2002.
Simon Cooksey 0:fb7af294d5d9 23 *
Simon Cooksey 0:fb7af294d5d9 24 * http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
Simon Cooksey 0:fb7af294d5d9 25 */
Simon Cooksey 0:fb7af294d5d9 26
Simon Cooksey 0:fb7af294d5d9 27 #if !defined(MBEDTLS_CONFIG_FILE)
Simon Cooksey 0:fb7af294d5d9 28 #include "mbedtls/config.h"
Simon Cooksey 0:fb7af294d5d9 29 #else
Simon Cooksey 0:fb7af294d5d9 30 #include MBEDTLS_CONFIG_FILE
Simon Cooksey 0:fb7af294d5d9 31 #endif
Simon Cooksey 0:fb7af294d5d9 32
Simon Cooksey 0:fb7af294d5d9 33 #if defined(MBEDTLS_SHA512_C)
Simon Cooksey 0:fb7af294d5d9 34
Simon Cooksey 0:fb7af294d5d9 35 #include "mbedtls/sha512.h"
Simon Cooksey 0:fb7af294d5d9 36
Simon Cooksey 0:fb7af294d5d9 37 #if defined(_MSC_VER) || defined(__WATCOMC__)
Simon Cooksey 0:fb7af294d5d9 38 #define UL64(x) x##ui64
Simon Cooksey 0:fb7af294d5d9 39 #else
Simon Cooksey 0:fb7af294d5d9 40 #define UL64(x) x##ULL
Simon Cooksey 0:fb7af294d5d9 41 #endif
Simon Cooksey 0:fb7af294d5d9 42
Simon Cooksey 0:fb7af294d5d9 43 #include <string.h>
Simon Cooksey 0:fb7af294d5d9 44
Simon Cooksey 0:fb7af294d5d9 45 #if defined(MBEDTLS_SELF_TEST)
Simon Cooksey 0:fb7af294d5d9 46 #if defined(MBEDTLS_PLATFORM_C)
Simon Cooksey 0:fb7af294d5d9 47 #include "mbedtls/platform.h"
Simon Cooksey 0:fb7af294d5d9 48 #else
Simon Cooksey 0:fb7af294d5d9 49 #include <stdio.h>
Simon Cooksey 0:fb7af294d5d9 50 #include <stdlib.h>
Simon Cooksey 0:fb7af294d5d9 51 #define mbedtls_printf printf
Simon Cooksey 0:fb7af294d5d9 52 #define mbedtls_calloc calloc
Simon Cooksey 0:fb7af294d5d9 53 #define mbedtls_free free
Simon Cooksey 0:fb7af294d5d9 54 #endif /* MBEDTLS_PLATFORM_C */
Simon Cooksey 0:fb7af294d5d9 55 #endif /* MBEDTLS_SELF_TEST */
Simon Cooksey 0:fb7af294d5d9 56
Simon Cooksey 0:fb7af294d5d9 57 #if !defined(MBEDTLS_SHA512_ALT)
Simon Cooksey 0:fb7af294d5d9 58
Simon Cooksey 0:fb7af294d5d9 59 /* Implementation that should never be optimized out by the compiler */
Simon Cooksey 0:fb7af294d5d9 60 static void mbedtls_zeroize( void *v, size_t n ) {
Simon Cooksey 0:fb7af294d5d9 61 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
Simon Cooksey 0:fb7af294d5d9 62 }
Simon Cooksey 0:fb7af294d5d9 63
Simon Cooksey 0:fb7af294d5d9 64 /*
Simon Cooksey 0:fb7af294d5d9 65 * 64-bit integer manipulation macros (big endian)
Simon Cooksey 0:fb7af294d5d9 66 */
Simon Cooksey 0:fb7af294d5d9 67 #ifndef GET_UINT64_BE
Simon Cooksey 0:fb7af294d5d9 68 #define GET_UINT64_BE(n,b,i) \
Simon Cooksey 0:fb7af294d5d9 69 { \
Simon Cooksey 0:fb7af294d5d9 70 (n) = ( (uint64_t) (b)[(i) ] << 56 ) \
Simon Cooksey 0:fb7af294d5d9 71 | ( (uint64_t) (b)[(i) + 1] << 48 ) \
Simon Cooksey 0:fb7af294d5d9 72 | ( (uint64_t) (b)[(i) + 2] << 40 ) \
Simon Cooksey 0:fb7af294d5d9 73 | ( (uint64_t) (b)[(i) + 3] << 32 ) \
Simon Cooksey 0:fb7af294d5d9 74 | ( (uint64_t) (b)[(i) + 4] << 24 ) \
Simon Cooksey 0:fb7af294d5d9 75 | ( (uint64_t) (b)[(i) + 5] << 16 ) \
Simon Cooksey 0:fb7af294d5d9 76 | ( (uint64_t) (b)[(i) + 6] << 8 ) \
Simon Cooksey 0:fb7af294d5d9 77 | ( (uint64_t) (b)[(i) + 7] ); \
Simon Cooksey 0:fb7af294d5d9 78 }
Simon Cooksey 0:fb7af294d5d9 79 #endif /* GET_UINT64_BE */
Simon Cooksey 0:fb7af294d5d9 80
Simon Cooksey 0:fb7af294d5d9 81 #ifndef PUT_UINT64_BE
Simon Cooksey 0:fb7af294d5d9 82 #define PUT_UINT64_BE(n,b,i) \
Simon Cooksey 0:fb7af294d5d9 83 { \
Simon Cooksey 0:fb7af294d5d9 84 (b)[(i) ] = (unsigned char) ( (n) >> 56 ); \
Simon Cooksey 0:fb7af294d5d9 85 (b)[(i) + 1] = (unsigned char) ( (n) >> 48 ); \
Simon Cooksey 0:fb7af294d5d9 86 (b)[(i) + 2] = (unsigned char) ( (n) >> 40 ); \
Simon Cooksey 0:fb7af294d5d9 87 (b)[(i) + 3] = (unsigned char) ( (n) >> 32 ); \
Simon Cooksey 0:fb7af294d5d9 88 (b)[(i) + 4] = (unsigned char) ( (n) >> 24 ); \
Simon Cooksey 0:fb7af294d5d9 89 (b)[(i) + 5] = (unsigned char) ( (n) >> 16 ); \
Simon Cooksey 0:fb7af294d5d9 90 (b)[(i) + 6] = (unsigned char) ( (n) >> 8 ); \
Simon Cooksey 0:fb7af294d5d9 91 (b)[(i) + 7] = (unsigned char) ( (n) ); \
Simon Cooksey 0:fb7af294d5d9 92 }
Simon Cooksey 0:fb7af294d5d9 93 #endif /* PUT_UINT64_BE */
Simon Cooksey 0:fb7af294d5d9 94
Simon Cooksey 0:fb7af294d5d9 95 void mbedtls_sha512_init( mbedtls_sha512_context *ctx )
Simon Cooksey 0:fb7af294d5d9 96 {
Simon Cooksey 0:fb7af294d5d9 97 memset( ctx, 0, sizeof( mbedtls_sha512_context ) );
Simon Cooksey 0:fb7af294d5d9 98 }
Simon Cooksey 0:fb7af294d5d9 99
Simon Cooksey 0:fb7af294d5d9 100 void mbedtls_sha512_free( mbedtls_sha512_context *ctx )
Simon Cooksey 0:fb7af294d5d9 101 {
Simon Cooksey 0:fb7af294d5d9 102 if( ctx == NULL )
Simon Cooksey 0:fb7af294d5d9 103 return;
Simon Cooksey 0:fb7af294d5d9 104
Simon Cooksey 0:fb7af294d5d9 105 mbedtls_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
Simon Cooksey 0:fb7af294d5d9 106 }
Simon Cooksey 0:fb7af294d5d9 107
Simon Cooksey 0:fb7af294d5d9 108 void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
Simon Cooksey 0:fb7af294d5d9 109 const mbedtls_sha512_context *src )
Simon Cooksey 0:fb7af294d5d9 110 {
Simon Cooksey 0:fb7af294d5d9 111 *dst = *src;
Simon Cooksey 0:fb7af294d5d9 112 }
Simon Cooksey 0:fb7af294d5d9 113
Simon Cooksey 0:fb7af294d5d9 114 /*
Simon Cooksey 0:fb7af294d5d9 115 * SHA-512 context setup
Simon Cooksey 0:fb7af294d5d9 116 */
Simon Cooksey 0:fb7af294d5d9 117 void mbedtls_sha512_starts( mbedtls_sha512_context *ctx, int is384 )
Simon Cooksey 0:fb7af294d5d9 118 {
Simon Cooksey 0:fb7af294d5d9 119 ctx->total[0] = 0;
Simon Cooksey 0:fb7af294d5d9 120 ctx->total[1] = 0;
Simon Cooksey 0:fb7af294d5d9 121
Simon Cooksey 0:fb7af294d5d9 122 if( is384 == 0 )
Simon Cooksey 0:fb7af294d5d9 123 {
Simon Cooksey 0:fb7af294d5d9 124 /* SHA-512 */
Simon Cooksey 0:fb7af294d5d9 125 ctx->state[0] = UL64(0x6A09E667F3BCC908);
Simon Cooksey 0:fb7af294d5d9 126 ctx->state[1] = UL64(0xBB67AE8584CAA73B);
Simon Cooksey 0:fb7af294d5d9 127 ctx->state[2] = UL64(0x3C6EF372FE94F82B);
Simon Cooksey 0:fb7af294d5d9 128 ctx->state[3] = UL64(0xA54FF53A5F1D36F1);
Simon Cooksey 0:fb7af294d5d9 129 ctx->state[4] = UL64(0x510E527FADE682D1);
Simon Cooksey 0:fb7af294d5d9 130 ctx->state[5] = UL64(0x9B05688C2B3E6C1F);
Simon Cooksey 0:fb7af294d5d9 131 ctx->state[6] = UL64(0x1F83D9ABFB41BD6B);
Simon Cooksey 0:fb7af294d5d9 132 ctx->state[7] = UL64(0x5BE0CD19137E2179);
Simon Cooksey 0:fb7af294d5d9 133 }
Simon Cooksey 0:fb7af294d5d9 134 else
Simon Cooksey 0:fb7af294d5d9 135 {
Simon Cooksey 0:fb7af294d5d9 136 /* SHA-384 */
Simon Cooksey 0:fb7af294d5d9 137 ctx->state[0] = UL64(0xCBBB9D5DC1059ED8);
Simon Cooksey 0:fb7af294d5d9 138 ctx->state[1] = UL64(0x629A292A367CD507);
Simon Cooksey 0:fb7af294d5d9 139 ctx->state[2] = UL64(0x9159015A3070DD17);
Simon Cooksey 0:fb7af294d5d9 140 ctx->state[3] = UL64(0x152FECD8F70E5939);
Simon Cooksey 0:fb7af294d5d9 141 ctx->state[4] = UL64(0x67332667FFC00B31);
Simon Cooksey 0:fb7af294d5d9 142 ctx->state[5] = UL64(0x8EB44A8768581511);
Simon Cooksey 0:fb7af294d5d9 143 ctx->state[6] = UL64(0xDB0C2E0D64F98FA7);
Simon Cooksey 0:fb7af294d5d9 144 ctx->state[7] = UL64(0x47B5481DBEFA4FA4);
Simon Cooksey 0:fb7af294d5d9 145 }
Simon Cooksey 0:fb7af294d5d9 146
Simon Cooksey 0:fb7af294d5d9 147 ctx->is384 = is384;
Simon Cooksey 0:fb7af294d5d9 148 }
Simon Cooksey 0:fb7af294d5d9 149
Simon Cooksey 0:fb7af294d5d9 150 #if !defined(MBEDTLS_SHA512_PROCESS_ALT)
Simon Cooksey 0:fb7af294d5d9 151
Simon Cooksey 0:fb7af294d5d9 152 /*
Simon Cooksey 0:fb7af294d5d9 153 * Round constants
Simon Cooksey 0:fb7af294d5d9 154 */
Simon Cooksey 0:fb7af294d5d9 155 static const uint64_t K[80] =
Simon Cooksey 0:fb7af294d5d9 156 {
Simon Cooksey 0:fb7af294d5d9 157 UL64(0x428A2F98D728AE22), UL64(0x7137449123EF65CD),
Simon Cooksey 0:fb7af294d5d9 158 UL64(0xB5C0FBCFEC4D3B2F), UL64(0xE9B5DBA58189DBBC),
Simon Cooksey 0:fb7af294d5d9 159 UL64(0x3956C25BF348B538), UL64(0x59F111F1B605D019),
Simon Cooksey 0:fb7af294d5d9 160 UL64(0x923F82A4AF194F9B), UL64(0xAB1C5ED5DA6D8118),
Simon Cooksey 0:fb7af294d5d9 161 UL64(0xD807AA98A3030242), UL64(0x12835B0145706FBE),
Simon Cooksey 0:fb7af294d5d9 162 UL64(0x243185BE4EE4B28C), UL64(0x550C7DC3D5FFB4E2),
Simon Cooksey 0:fb7af294d5d9 163 UL64(0x72BE5D74F27B896F), UL64(0x80DEB1FE3B1696B1),
Simon Cooksey 0:fb7af294d5d9 164 UL64(0x9BDC06A725C71235), UL64(0xC19BF174CF692694),
Simon Cooksey 0:fb7af294d5d9 165 UL64(0xE49B69C19EF14AD2), UL64(0xEFBE4786384F25E3),
Simon Cooksey 0:fb7af294d5d9 166 UL64(0x0FC19DC68B8CD5B5), UL64(0x240CA1CC77AC9C65),
Simon Cooksey 0:fb7af294d5d9 167 UL64(0x2DE92C6F592B0275), UL64(0x4A7484AA6EA6E483),
Simon Cooksey 0:fb7af294d5d9 168 UL64(0x5CB0A9DCBD41FBD4), UL64(0x76F988DA831153B5),
Simon Cooksey 0:fb7af294d5d9 169 UL64(0x983E5152EE66DFAB), UL64(0xA831C66D2DB43210),
Simon Cooksey 0:fb7af294d5d9 170 UL64(0xB00327C898FB213F), UL64(0xBF597FC7BEEF0EE4),
Simon Cooksey 0:fb7af294d5d9 171 UL64(0xC6E00BF33DA88FC2), UL64(0xD5A79147930AA725),
Simon Cooksey 0:fb7af294d5d9 172 UL64(0x06CA6351E003826F), UL64(0x142929670A0E6E70),
Simon Cooksey 0:fb7af294d5d9 173 UL64(0x27B70A8546D22FFC), UL64(0x2E1B21385C26C926),
Simon Cooksey 0:fb7af294d5d9 174 UL64(0x4D2C6DFC5AC42AED), UL64(0x53380D139D95B3DF),
Simon Cooksey 0:fb7af294d5d9 175 UL64(0x650A73548BAF63DE), UL64(0x766A0ABB3C77B2A8),
Simon Cooksey 0:fb7af294d5d9 176 UL64(0x81C2C92E47EDAEE6), UL64(0x92722C851482353B),
Simon Cooksey 0:fb7af294d5d9 177 UL64(0xA2BFE8A14CF10364), UL64(0xA81A664BBC423001),
Simon Cooksey 0:fb7af294d5d9 178 UL64(0xC24B8B70D0F89791), UL64(0xC76C51A30654BE30),
Simon Cooksey 0:fb7af294d5d9 179 UL64(0xD192E819D6EF5218), UL64(0xD69906245565A910),
Simon Cooksey 0:fb7af294d5d9 180 UL64(0xF40E35855771202A), UL64(0x106AA07032BBD1B8),
Simon Cooksey 0:fb7af294d5d9 181 UL64(0x19A4C116B8D2D0C8), UL64(0x1E376C085141AB53),
Simon Cooksey 0:fb7af294d5d9 182 UL64(0x2748774CDF8EEB99), UL64(0x34B0BCB5E19B48A8),
Simon Cooksey 0:fb7af294d5d9 183 UL64(0x391C0CB3C5C95A63), UL64(0x4ED8AA4AE3418ACB),
Simon Cooksey 0:fb7af294d5d9 184 UL64(0x5B9CCA4F7763E373), UL64(0x682E6FF3D6B2B8A3),
Simon Cooksey 0:fb7af294d5d9 185 UL64(0x748F82EE5DEFB2FC), UL64(0x78A5636F43172F60),
Simon Cooksey 0:fb7af294d5d9 186 UL64(0x84C87814A1F0AB72), UL64(0x8CC702081A6439EC),
Simon Cooksey 0:fb7af294d5d9 187 UL64(0x90BEFFFA23631E28), UL64(0xA4506CEBDE82BDE9),
Simon Cooksey 0:fb7af294d5d9 188 UL64(0xBEF9A3F7B2C67915), UL64(0xC67178F2E372532B),
Simon Cooksey 0:fb7af294d5d9 189 UL64(0xCA273ECEEA26619C), UL64(0xD186B8C721C0C207),
Simon Cooksey 0:fb7af294d5d9 190 UL64(0xEADA7DD6CDE0EB1E), UL64(0xF57D4F7FEE6ED178),
Simon Cooksey 0:fb7af294d5d9 191 UL64(0x06F067AA72176FBA), UL64(0x0A637DC5A2C898A6),
Simon Cooksey 0:fb7af294d5d9 192 UL64(0x113F9804BEF90DAE), UL64(0x1B710B35131C471B),
Simon Cooksey 0:fb7af294d5d9 193 UL64(0x28DB77F523047D84), UL64(0x32CAAB7B40C72493),
Simon Cooksey 0:fb7af294d5d9 194 UL64(0x3C9EBE0A15C9BEBC), UL64(0x431D67C49C100D4C),
Simon Cooksey 0:fb7af294d5d9 195 UL64(0x4CC5D4BECB3E42B6), UL64(0x597F299CFC657E2A),
Simon Cooksey 0:fb7af294d5d9 196 UL64(0x5FCB6FAB3AD6FAEC), UL64(0x6C44198C4A475817)
Simon Cooksey 0:fb7af294d5d9 197 };
Simon Cooksey 0:fb7af294d5d9 198
Simon Cooksey 0:fb7af294d5d9 199 void mbedtls_sha512_process( mbedtls_sha512_context *ctx, const unsigned char data[128] )
Simon Cooksey 0:fb7af294d5d9 200 {
Simon Cooksey 0:fb7af294d5d9 201 int i;
Simon Cooksey 0:fb7af294d5d9 202 uint64_t temp1, temp2, W[80];
Simon Cooksey 0:fb7af294d5d9 203 uint64_t A, B, C, D, E, F, G, H;
Simon Cooksey 0:fb7af294d5d9 204
Simon Cooksey 0:fb7af294d5d9 205 #define SHR(x,n) (x >> n)
Simon Cooksey 0:fb7af294d5d9 206 #define ROTR(x,n) (SHR(x,n) | (x << (64 - n)))
Simon Cooksey 0:fb7af294d5d9 207
Simon Cooksey 0:fb7af294d5d9 208 #define S0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7))
Simon Cooksey 0:fb7af294d5d9 209 #define S1(x) (ROTR(x,19) ^ ROTR(x,61) ^ SHR(x, 6))
Simon Cooksey 0:fb7af294d5d9 210
Simon Cooksey 0:fb7af294d5d9 211 #define S2(x) (ROTR(x,28) ^ ROTR(x,34) ^ ROTR(x,39))
Simon Cooksey 0:fb7af294d5d9 212 #define S3(x) (ROTR(x,14) ^ ROTR(x,18) ^ ROTR(x,41))
Simon Cooksey 0:fb7af294d5d9 213
Simon Cooksey 0:fb7af294d5d9 214 #define F0(x,y,z) ((x & y) | (z & (x | y)))
Simon Cooksey 0:fb7af294d5d9 215 #define F1(x,y,z) (z ^ (x & (y ^ z)))
Simon Cooksey 0:fb7af294d5d9 216
Simon Cooksey 0:fb7af294d5d9 217 #define P(a,b,c,d,e,f,g,h,x,K) \
Simon Cooksey 0:fb7af294d5d9 218 { \
Simon Cooksey 0:fb7af294d5d9 219 temp1 = h + S3(e) + F1(e,f,g) + K + x; \
Simon Cooksey 0:fb7af294d5d9 220 temp2 = S2(a) + F0(a,b,c); \
Simon Cooksey 0:fb7af294d5d9 221 d += temp1; h = temp1 + temp2; \
Simon Cooksey 0:fb7af294d5d9 222 }
Simon Cooksey 0:fb7af294d5d9 223
Simon Cooksey 0:fb7af294d5d9 224 for( i = 0; i < 16; i++ )
Simon Cooksey 0:fb7af294d5d9 225 {
Simon Cooksey 0:fb7af294d5d9 226 GET_UINT64_BE( W[i], data, i << 3 );
Simon Cooksey 0:fb7af294d5d9 227 }
Simon Cooksey 0:fb7af294d5d9 228
Simon Cooksey 0:fb7af294d5d9 229 for( ; i < 80; i++ )
Simon Cooksey 0:fb7af294d5d9 230 {
Simon Cooksey 0:fb7af294d5d9 231 W[i] = S1(W[i - 2]) + W[i - 7] +
Simon Cooksey 0:fb7af294d5d9 232 S0(W[i - 15]) + W[i - 16];
Simon Cooksey 0:fb7af294d5d9 233 }
Simon Cooksey 0:fb7af294d5d9 234
Simon Cooksey 0:fb7af294d5d9 235 A = ctx->state[0];
Simon Cooksey 0:fb7af294d5d9 236 B = ctx->state[1];
Simon Cooksey 0:fb7af294d5d9 237 C = ctx->state[2];
Simon Cooksey 0:fb7af294d5d9 238 D = ctx->state[3];
Simon Cooksey 0:fb7af294d5d9 239 E = ctx->state[4];
Simon Cooksey 0:fb7af294d5d9 240 F = ctx->state[5];
Simon Cooksey 0:fb7af294d5d9 241 G = ctx->state[6];
Simon Cooksey 0:fb7af294d5d9 242 H = ctx->state[7];
Simon Cooksey 0:fb7af294d5d9 243 i = 0;
Simon Cooksey 0:fb7af294d5d9 244
Simon Cooksey 0:fb7af294d5d9 245 do
Simon Cooksey 0:fb7af294d5d9 246 {
Simon Cooksey 0:fb7af294d5d9 247 P( A, B, C, D, E, F, G, H, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 248 P( H, A, B, C, D, E, F, G, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 249 P( G, H, A, B, C, D, E, F, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 250 P( F, G, H, A, B, C, D, E, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 251 P( E, F, G, H, A, B, C, D, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 252 P( D, E, F, G, H, A, B, C, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 253 P( C, D, E, F, G, H, A, B, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 254 P( B, C, D, E, F, G, H, A, W[i], K[i] ); i++;
Simon Cooksey 0:fb7af294d5d9 255 }
Simon Cooksey 0:fb7af294d5d9 256 while( i < 80 );
Simon Cooksey 0:fb7af294d5d9 257
Simon Cooksey 0:fb7af294d5d9 258 ctx->state[0] += A;
Simon Cooksey 0:fb7af294d5d9 259 ctx->state[1] += B;
Simon Cooksey 0:fb7af294d5d9 260 ctx->state[2] += C;
Simon Cooksey 0:fb7af294d5d9 261 ctx->state[3] += D;
Simon Cooksey 0:fb7af294d5d9 262 ctx->state[4] += E;
Simon Cooksey 0:fb7af294d5d9 263 ctx->state[5] += F;
Simon Cooksey 0:fb7af294d5d9 264 ctx->state[6] += G;
Simon Cooksey 0:fb7af294d5d9 265 ctx->state[7] += H;
Simon Cooksey 0:fb7af294d5d9 266 }
Simon Cooksey 0:fb7af294d5d9 267 #endif /* !MBEDTLS_SHA512_PROCESS_ALT */
Simon Cooksey 0:fb7af294d5d9 268
Simon Cooksey 0:fb7af294d5d9 269 /*
Simon Cooksey 0:fb7af294d5d9 270 * SHA-512 process buffer
Simon Cooksey 0:fb7af294d5d9 271 */
Simon Cooksey 0:fb7af294d5d9 272 void mbedtls_sha512_update( mbedtls_sha512_context *ctx, const unsigned char *input,
Simon Cooksey 0:fb7af294d5d9 273 size_t ilen )
Simon Cooksey 0:fb7af294d5d9 274 {
Simon Cooksey 0:fb7af294d5d9 275 size_t fill;
Simon Cooksey 0:fb7af294d5d9 276 unsigned int left;
Simon Cooksey 0:fb7af294d5d9 277
Simon Cooksey 0:fb7af294d5d9 278 if( ilen == 0 )
Simon Cooksey 0:fb7af294d5d9 279 return;
Simon Cooksey 0:fb7af294d5d9 280
Simon Cooksey 0:fb7af294d5d9 281 left = (unsigned int) (ctx->total[0] & 0x7F);
Simon Cooksey 0:fb7af294d5d9 282 fill = 128 - left;
Simon Cooksey 0:fb7af294d5d9 283
Simon Cooksey 0:fb7af294d5d9 284 ctx->total[0] += (uint64_t) ilen;
Simon Cooksey 0:fb7af294d5d9 285
Simon Cooksey 0:fb7af294d5d9 286 if( ctx->total[0] < (uint64_t) ilen )
Simon Cooksey 0:fb7af294d5d9 287 ctx->total[1]++;
Simon Cooksey 0:fb7af294d5d9 288
Simon Cooksey 0:fb7af294d5d9 289 if( left && ilen >= fill )
Simon Cooksey 0:fb7af294d5d9 290 {
Simon Cooksey 0:fb7af294d5d9 291 memcpy( (void *) (ctx->buffer + left), input, fill );
Simon Cooksey 0:fb7af294d5d9 292 mbedtls_sha512_process( ctx, ctx->buffer );
Simon Cooksey 0:fb7af294d5d9 293 input += fill;
Simon Cooksey 0:fb7af294d5d9 294 ilen -= fill;
Simon Cooksey 0:fb7af294d5d9 295 left = 0;
Simon Cooksey 0:fb7af294d5d9 296 }
Simon Cooksey 0:fb7af294d5d9 297
Simon Cooksey 0:fb7af294d5d9 298 while( ilen >= 128 )
Simon Cooksey 0:fb7af294d5d9 299 {
Simon Cooksey 0:fb7af294d5d9 300 mbedtls_sha512_process( ctx, input );
Simon Cooksey 0:fb7af294d5d9 301 input += 128;
Simon Cooksey 0:fb7af294d5d9 302 ilen -= 128;
Simon Cooksey 0:fb7af294d5d9 303 }
Simon Cooksey 0:fb7af294d5d9 304
Simon Cooksey 0:fb7af294d5d9 305 if( ilen > 0 )
Simon Cooksey 0:fb7af294d5d9 306 memcpy( (void *) (ctx->buffer + left), input, ilen );
Simon Cooksey 0:fb7af294d5d9 307 }
Simon Cooksey 0:fb7af294d5d9 308
Simon Cooksey 0:fb7af294d5d9 309 static const unsigned char sha512_padding[128] =
Simon Cooksey 0:fb7af294d5d9 310 {
Simon Cooksey 0:fb7af294d5d9 311 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 312 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 313 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 314 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 315 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 316 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 317 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
Simon Cooksey 0:fb7af294d5d9 318 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
Simon Cooksey 0:fb7af294d5d9 319 };
Simon Cooksey 0:fb7af294d5d9 320
Simon Cooksey 0:fb7af294d5d9 321 /*
Simon Cooksey 0:fb7af294d5d9 322 * SHA-512 final digest
Simon Cooksey 0:fb7af294d5d9 323 */
Simon Cooksey 0:fb7af294d5d9 324 void mbedtls_sha512_finish( mbedtls_sha512_context *ctx, unsigned char output[64] )
Simon Cooksey 0:fb7af294d5d9 325 {
Simon Cooksey 0:fb7af294d5d9 326 size_t last, padn;
Simon Cooksey 0:fb7af294d5d9 327 uint64_t high, low;
Simon Cooksey 0:fb7af294d5d9 328 unsigned char msglen[16];
Simon Cooksey 0:fb7af294d5d9 329
Simon Cooksey 0:fb7af294d5d9 330 high = ( ctx->total[0] >> 61 )
Simon Cooksey 0:fb7af294d5d9 331 | ( ctx->total[1] << 3 );
Simon Cooksey 0:fb7af294d5d9 332 low = ( ctx->total[0] << 3 );
Simon Cooksey 0:fb7af294d5d9 333
Simon Cooksey 0:fb7af294d5d9 334 PUT_UINT64_BE( high, msglen, 0 );
Simon Cooksey 0:fb7af294d5d9 335 PUT_UINT64_BE( low, msglen, 8 );
Simon Cooksey 0:fb7af294d5d9 336
Simon Cooksey 0:fb7af294d5d9 337 last = (size_t)( ctx->total[0] & 0x7F );
Simon Cooksey 0:fb7af294d5d9 338 padn = ( last < 112 ) ? ( 112 - last ) : ( 240 - last );
Simon Cooksey 0:fb7af294d5d9 339
Simon Cooksey 0:fb7af294d5d9 340 mbedtls_sha512_update( ctx, sha512_padding, padn );
Simon Cooksey 0:fb7af294d5d9 341 mbedtls_sha512_update( ctx, msglen, 16 );
Simon Cooksey 0:fb7af294d5d9 342
Simon Cooksey 0:fb7af294d5d9 343 PUT_UINT64_BE( ctx->state[0], output, 0 );
Simon Cooksey 0:fb7af294d5d9 344 PUT_UINT64_BE( ctx->state[1], output, 8 );
Simon Cooksey 0:fb7af294d5d9 345 PUT_UINT64_BE( ctx->state[2], output, 16 );
Simon Cooksey 0:fb7af294d5d9 346 PUT_UINT64_BE( ctx->state[3], output, 24 );
Simon Cooksey 0:fb7af294d5d9 347 PUT_UINT64_BE( ctx->state[4], output, 32 );
Simon Cooksey 0:fb7af294d5d9 348 PUT_UINT64_BE( ctx->state[5], output, 40 );
Simon Cooksey 0:fb7af294d5d9 349
Simon Cooksey 0:fb7af294d5d9 350 if( ctx->is384 == 0 )
Simon Cooksey 0:fb7af294d5d9 351 {
Simon Cooksey 0:fb7af294d5d9 352 PUT_UINT64_BE( ctx->state[6], output, 48 );
Simon Cooksey 0:fb7af294d5d9 353 PUT_UINT64_BE( ctx->state[7], output, 56 );
Simon Cooksey 0:fb7af294d5d9 354 }
Simon Cooksey 0:fb7af294d5d9 355 }
Simon Cooksey 0:fb7af294d5d9 356
Simon Cooksey 0:fb7af294d5d9 357 #endif /* !MBEDTLS_SHA512_ALT */
Simon Cooksey 0:fb7af294d5d9 358
Simon Cooksey 0:fb7af294d5d9 359 /*
Simon Cooksey 0:fb7af294d5d9 360 * output = SHA-512( input buffer )
Simon Cooksey 0:fb7af294d5d9 361 */
Simon Cooksey 0:fb7af294d5d9 362 void mbedtls_sha512( const unsigned char *input, size_t ilen,
Simon Cooksey 0:fb7af294d5d9 363 unsigned char output[64], int is384 )
Simon Cooksey 0:fb7af294d5d9 364 {
Simon Cooksey 0:fb7af294d5d9 365 mbedtls_sha512_context ctx;
Simon Cooksey 0:fb7af294d5d9 366
Simon Cooksey 0:fb7af294d5d9 367 mbedtls_sha512_init( &ctx );
Simon Cooksey 0:fb7af294d5d9 368 mbedtls_sha512_starts( &ctx, is384 );
Simon Cooksey 0:fb7af294d5d9 369 mbedtls_sha512_update( &ctx, input, ilen );
Simon Cooksey 0:fb7af294d5d9 370 mbedtls_sha512_finish( &ctx, output );
Simon Cooksey 0:fb7af294d5d9 371 mbedtls_sha512_free( &ctx );
Simon Cooksey 0:fb7af294d5d9 372 }
Simon Cooksey 0:fb7af294d5d9 373
Simon Cooksey 0:fb7af294d5d9 374 #if defined(MBEDTLS_SELF_TEST)
Simon Cooksey 0:fb7af294d5d9 375
Simon Cooksey 0:fb7af294d5d9 376 /*
Simon Cooksey 0:fb7af294d5d9 377 * FIPS-180-2 test vectors
Simon Cooksey 0:fb7af294d5d9 378 */
Simon Cooksey 0:fb7af294d5d9 379 static const unsigned char sha512_test_buf[3][113] =
Simon Cooksey 0:fb7af294d5d9 380 {
Simon Cooksey 0:fb7af294d5d9 381 { "abc" },
Simon Cooksey 0:fb7af294d5d9 382 { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
Simon Cooksey 0:fb7af294d5d9 383 "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" },
Simon Cooksey 0:fb7af294d5d9 384 { "" }
Simon Cooksey 0:fb7af294d5d9 385 };
Simon Cooksey 0:fb7af294d5d9 386
Simon Cooksey 0:fb7af294d5d9 387 static const int sha512_test_buflen[3] =
Simon Cooksey 0:fb7af294d5d9 388 {
Simon Cooksey 0:fb7af294d5d9 389 3, 112, 1000
Simon Cooksey 0:fb7af294d5d9 390 };
Simon Cooksey 0:fb7af294d5d9 391
Simon Cooksey 0:fb7af294d5d9 392 static const unsigned char sha512_test_sum[6][64] =
Simon Cooksey 0:fb7af294d5d9 393 {
Simon Cooksey 0:fb7af294d5d9 394 /*
Simon Cooksey 0:fb7af294d5d9 395 * SHA-384 test vectors
Simon Cooksey 0:fb7af294d5d9 396 */
Simon Cooksey 0:fb7af294d5d9 397 { 0xCB, 0x00, 0x75, 0x3F, 0x45, 0xA3, 0x5E, 0x8B,
Simon Cooksey 0:fb7af294d5d9 398 0xB5, 0xA0, 0x3D, 0x69, 0x9A, 0xC6, 0x50, 0x07,
Simon Cooksey 0:fb7af294d5d9 399 0x27, 0x2C, 0x32, 0xAB, 0x0E, 0xDE, 0xD1, 0x63,
Simon Cooksey 0:fb7af294d5d9 400 0x1A, 0x8B, 0x60, 0x5A, 0x43, 0xFF, 0x5B, 0xED,
Simon Cooksey 0:fb7af294d5d9 401 0x80, 0x86, 0x07, 0x2B, 0xA1, 0xE7, 0xCC, 0x23,
Simon Cooksey 0:fb7af294d5d9 402 0x58, 0xBA, 0xEC, 0xA1, 0x34, 0xC8, 0x25, 0xA7 },
Simon Cooksey 0:fb7af294d5d9 403 { 0x09, 0x33, 0x0C, 0x33, 0xF7, 0x11, 0x47, 0xE8,
Simon Cooksey 0:fb7af294d5d9 404 0x3D, 0x19, 0x2F, 0xC7, 0x82, 0xCD, 0x1B, 0x47,
Simon Cooksey 0:fb7af294d5d9 405 0x53, 0x11, 0x1B, 0x17, 0x3B, 0x3B, 0x05, 0xD2,
Simon Cooksey 0:fb7af294d5d9 406 0x2F, 0xA0, 0x80, 0x86, 0xE3, 0xB0, 0xF7, 0x12,
Simon Cooksey 0:fb7af294d5d9 407 0xFC, 0xC7, 0xC7, 0x1A, 0x55, 0x7E, 0x2D, 0xB9,
Simon Cooksey 0:fb7af294d5d9 408 0x66, 0xC3, 0xE9, 0xFA, 0x91, 0x74, 0x60, 0x39 },
Simon Cooksey 0:fb7af294d5d9 409 { 0x9D, 0x0E, 0x18, 0x09, 0x71, 0x64, 0x74, 0xCB,
Simon Cooksey 0:fb7af294d5d9 410 0x08, 0x6E, 0x83, 0x4E, 0x31, 0x0A, 0x4A, 0x1C,
Simon Cooksey 0:fb7af294d5d9 411 0xED, 0x14, 0x9E, 0x9C, 0x00, 0xF2, 0x48, 0x52,
Simon Cooksey 0:fb7af294d5d9 412 0x79, 0x72, 0xCE, 0xC5, 0x70, 0x4C, 0x2A, 0x5B,
Simon Cooksey 0:fb7af294d5d9 413 0x07, 0xB8, 0xB3, 0xDC, 0x38, 0xEC, 0xC4, 0xEB,
Simon Cooksey 0:fb7af294d5d9 414 0xAE, 0x97, 0xDD, 0xD8, 0x7F, 0x3D, 0x89, 0x85 },
Simon Cooksey 0:fb7af294d5d9 415
Simon Cooksey 0:fb7af294d5d9 416 /*
Simon Cooksey 0:fb7af294d5d9 417 * SHA-512 test vectors
Simon Cooksey 0:fb7af294d5d9 418 */
Simon Cooksey 0:fb7af294d5d9 419 { 0xDD, 0xAF, 0x35, 0xA1, 0x93, 0x61, 0x7A, 0xBA,
Simon Cooksey 0:fb7af294d5d9 420 0xCC, 0x41, 0x73, 0x49, 0xAE, 0x20, 0x41, 0x31,
Simon Cooksey 0:fb7af294d5d9 421 0x12, 0xE6, 0xFA, 0x4E, 0x89, 0xA9, 0x7E, 0xA2,
Simon Cooksey 0:fb7af294d5d9 422 0x0A, 0x9E, 0xEE, 0xE6, 0x4B, 0x55, 0xD3, 0x9A,
Simon Cooksey 0:fb7af294d5d9 423 0x21, 0x92, 0x99, 0x2A, 0x27, 0x4F, 0xC1, 0xA8,
Simon Cooksey 0:fb7af294d5d9 424 0x36, 0xBA, 0x3C, 0x23, 0xA3, 0xFE, 0xEB, 0xBD,
Simon Cooksey 0:fb7af294d5d9 425 0x45, 0x4D, 0x44, 0x23, 0x64, 0x3C, 0xE8, 0x0E,
Simon Cooksey 0:fb7af294d5d9 426 0x2A, 0x9A, 0xC9, 0x4F, 0xA5, 0x4C, 0xA4, 0x9F },
Simon Cooksey 0:fb7af294d5d9 427 { 0x8E, 0x95, 0x9B, 0x75, 0xDA, 0xE3, 0x13, 0xDA,
Simon Cooksey 0:fb7af294d5d9 428 0x8C, 0xF4, 0xF7, 0x28, 0x14, 0xFC, 0x14, 0x3F,
Simon Cooksey 0:fb7af294d5d9 429 0x8F, 0x77, 0x79, 0xC6, 0xEB, 0x9F, 0x7F, 0xA1,
Simon Cooksey 0:fb7af294d5d9 430 0x72, 0x99, 0xAE, 0xAD, 0xB6, 0x88, 0x90, 0x18,
Simon Cooksey 0:fb7af294d5d9 431 0x50, 0x1D, 0x28, 0x9E, 0x49, 0x00, 0xF7, 0xE4,
Simon Cooksey 0:fb7af294d5d9 432 0x33, 0x1B, 0x99, 0xDE, 0xC4, 0xB5, 0x43, 0x3A,
Simon Cooksey 0:fb7af294d5d9 433 0xC7, 0xD3, 0x29, 0xEE, 0xB6, 0xDD, 0x26, 0x54,
Simon Cooksey 0:fb7af294d5d9 434 0x5E, 0x96, 0xE5, 0x5B, 0x87, 0x4B, 0xE9, 0x09 },
Simon Cooksey 0:fb7af294d5d9 435 { 0xE7, 0x18, 0x48, 0x3D, 0x0C, 0xE7, 0x69, 0x64,
Simon Cooksey 0:fb7af294d5d9 436 0x4E, 0x2E, 0x42, 0xC7, 0xBC, 0x15, 0xB4, 0x63,
Simon Cooksey 0:fb7af294d5d9 437 0x8E, 0x1F, 0x98, 0xB1, 0x3B, 0x20, 0x44, 0x28,
Simon Cooksey 0:fb7af294d5d9 438 0x56, 0x32, 0xA8, 0x03, 0xAF, 0xA9, 0x73, 0xEB,
Simon Cooksey 0:fb7af294d5d9 439 0xDE, 0x0F, 0xF2, 0x44, 0x87, 0x7E, 0xA6, 0x0A,
Simon Cooksey 0:fb7af294d5d9 440 0x4C, 0xB0, 0x43, 0x2C, 0xE5, 0x77, 0xC3, 0x1B,
Simon Cooksey 0:fb7af294d5d9 441 0xEB, 0x00, 0x9C, 0x5C, 0x2C, 0x49, 0xAA, 0x2E,
Simon Cooksey 0:fb7af294d5d9 442 0x4E, 0xAD, 0xB2, 0x17, 0xAD, 0x8C, 0xC0, 0x9B }
Simon Cooksey 0:fb7af294d5d9 443 };
Simon Cooksey 0:fb7af294d5d9 444
Simon Cooksey 0:fb7af294d5d9 445 /*
Simon Cooksey 0:fb7af294d5d9 446 * Checkup routine
Simon Cooksey 0:fb7af294d5d9 447 */
Simon Cooksey 0:fb7af294d5d9 448 int mbedtls_sha512_self_test( int verbose )
Simon Cooksey 0:fb7af294d5d9 449 {
Simon Cooksey 0:fb7af294d5d9 450 int i, j, k, buflen, ret = 0;
Simon Cooksey 0:fb7af294d5d9 451 unsigned char *buf;
Simon Cooksey 0:fb7af294d5d9 452 unsigned char sha512sum[64];
Simon Cooksey 0:fb7af294d5d9 453 mbedtls_sha512_context ctx;
Simon Cooksey 0:fb7af294d5d9 454
Simon Cooksey 0:fb7af294d5d9 455 buf = mbedtls_calloc( 1024, sizeof(unsigned char) );
Simon Cooksey 0:fb7af294d5d9 456 if( NULL == buf )
Simon Cooksey 0:fb7af294d5d9 457 {
Simon Cooksey 0:fb7af294d5d9 458 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 459 mbedtls_printf( "Buffer allocation failed\n" );
Simon Cooksey 0:fb7af294d5d9 460
Simon Cooksey 0:fb7af294d5d9 461 return( 1 );
Simon Cooksey 0:fb7af294d5d9 462 }
Simon Cooksey 0:fb7af294d5d9 463
Simon Cooksey 0:fb7af294d5d9 464 mbedtls_sha512_init( &ctx );
Simon Cooksey 0:fb7af294d5d9 465
Simon Cooksey 0:fb7af294d5d9 466 for( i = 0; i < 6; i++ )
Simon Cooksey 0:fb7af294d5d9 467 {
Simon Cooksey 0:fb7af294d5d9 468 j = i % 3;
Simon Cooksey 0:fb7af294d5d9 469 k = i < 3;
Simon Cooksey 0:fb7af294d5d9 470
Simon Cooksey 0:fb7af294d5d9 471 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 472 mbedtls_printf( " SHA-%d test #%d: ", 512 - k * 128, j + 1 );
Simon Cooksey 0:fb7af294d5d9 473
Simon Cooksey 0:fb7af294d5d9 474 mbedtls_sha512_starts( &ctx, k );
Simon Cooksey 0:fb7af294d5d9 475
Simon Cooksey 0:fb7af294d5d9 476 if( j == 2 )
Simon Cooksey 0:fb7af294d5d9 477 {
Simon Cooksey 0:fb7af294d5d9 478 memset( buf, 'a', buflen = 1000 );
Simon Cooksey 0:fb7af294d5d9 479
Simon Cooksey 0:fb7af294d5d9 480 for( j = 0; j < 1000; j++ )
Simon Cooksey 0:fb7af294d5d9 481 mbedtls_sha512_update( &ctx, buf, buflen );
Simon Cooksey 0:fb7af294d5d9 482 }
Simon Cooksey 0:fb7af294d5d9 483 else
Simon Cooksey 0:fb7af294d5d9 484 mbedtls_sha512_update( &ctx, sha512_test_buf[j],
Simon Cooksey 0:fb7af294d5d9 485 sha512_test_buflen[j] );
Simon Cooksey 0:fb7af294d5d9 486
Simon Cooksey 0:fb7af294d5d9 487 mbedtls_sha512_finish( &ctx, sha512sum );
Simon Cooksey 0:fb7af294d5d9 488
Simon Cooksey 0:fb7af294d5d9 489 if( memcmp( sha512sum, sha512_test_sum[i], 64 - k * 16 ) != 0 )
Simon Cooksey 0:fb7af294d5d9 490 {
Simon Cooksey 0:fb7af294d5d9 491 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 492 mbedtls_printf( "failed\n" );
Simon Cooksey 0:fb7af294d5d9 493
Simon Cooksey 0:fb7af294d5d9 494 ret = 1;
Simon Cooksey 0:fb7af294d5d9 495 goto exit;
Simon Cooksey 0:fb7af294d5d9 496 }
Simon Cooksey 0:fb7af294d5d9 497
Simon Cooksey 0:fb7af294d5d9 498 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 499 mbedtls_printf( "passed\n" );
Simon Cooksey 0:fb7af294d5d9 500 }
Simon Cooksey 0:fb7af294d5d9 501
Simon Cooksey 0:fb7af294d5d9 502 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 503 mbedtls_printf( "\n" );
Simon Cooksey 0:fb7af294d5d9 504
Simon Cooksey 0:fb7af294d5d9 505 exit:
Simon Cooksey 0:fb7af294d5d9 506 mbedtls_sha512_free( &ctx );
Simon Cooksey 0:fb7af294d5d9 507 mbedtls_free( buf );
Simon Cooksey 0:fb7af294d5d9 508
Simon Cooksey 0:fb7af294d5d9 509 return( ret );
Simon Cooksey 0:fb7af294d5d9 510 }
Simon Cooksey 0:fb7af294d5d9 511
Simon Cooksey 0:fb7af294d5d9 512 #endif /* MBEDTLS_SELF_TEST */
Simon Cooksey 0:fb7af294d5d9 513
Simon Cooksey 0:fb7af294d5d9 514 #endif /* MBEDTLS_SHA512_C */