Nicolas Borla / Mbed OS BBR_1Ebene

BBR 1 Ebene

mbed-os/features/mbedtls/src/sha512.c@0:fbdae7e6d805, 2018-05-14 (annotated)

Committer:
borlanic
Date:
Mon May 14 11:29:06 2018 +0000
Revision:
0:fbdae7e6d805
BBR

Who changed what in which revision?

UserRevisionLine numberNew contents of line
borlanic 0:fbdae7e6d805 1 /*
borlanic 0:fbdae7e6d805 2 * FIPS-180-2 compliant SHA-384/512 implementation
borlanic 0:fbdae7e6d805 3 *
borlanic 0:fbdae7e6d805 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
borlanic 0:fbdae7e6d805 5 * SPDX-License-Identifier: Apache-2.0
borlanic 0:fbdae7e6d805 6 *
borlanic 0:fbdae7e6d805 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
borlanic 0:fbdae7e6d805 8 * not use this file except in compliance with the License.
borlanic 0:fbdae7e6d805 9 * You may obtain a copy of the License at
borlanic 0:fbdae7e6d805 10 *
borlanic 0:fbdae7e6d805 11 * http://www.apache.org/licenses/LICENSE-2.0
borlanic 0:fbdae7e6d805 12 *
borlanic 0:fbdae7e6d805 13 * Unless required by applicable law or agreed to in writing, software
borlanic 0:fbdae7e6d805 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
borlanic 0:fbdae7e6d805 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
borlanic 0:fbdae7e6d805 16 * See the License for the specific language governing permissions and
borlanic 0:fbdae7e6d805 17 * limitations under the License.
borlanic 0:fbdae7e6d805 18 *
borlanic 0:fbdae7e6d805 19 * This file is part of mbed TLS (https://tls.mbed.org)
borlanic 0:fbdae7e6d805 20 */
borlanic 0:fbdae7e6d805 21 /*
borlanic 0:fbdae7e6d805 22 * The SHA-512 Secure Hash Standard was published by NIST in 2002.
borlanic 0:fbdae7e6d805 23 *
borlanic 0:fbdae7e6d805 24 * http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
borlanic 0:fbdae7e6d805 25 */
borlanic 0:fbdae7e6d805 26
borlanic 0:fbdae7e6d805 27 #if !defined(MBEDTLS_CONFIG_FILE)
borlanic 0:fbdae7e6d805 28 #include "mbedtls/config.h"
borlanic 0:fbdae7e6d805 29 #else
borlanic 0:fbdae7e6d805 30 #include MBEDTLS_CONFIG_FILE
borlanic 0:fbdae7e6d805 31 #endif
borlanic 0:fbdae7e6d805 32
borlanic 0:fbdae7e6d805 33 #if defined(MBEDTLS_SHA512_C)
borlanic 0:fbdae7e6d805 34
borlanic 0:fbdae7e6d805 35 #include "mbedtls/sha512.h"
borlanic 0:fbdae7e6d805 36
borlanic 0:fbdae7e6d805 37 #if defined(_MSC_VER) || defined(__WATCOMC__)
borlanic 0:fbdae7e6d805 38 #define UL64(x) x##ui64
borlanic 0:fbdae7e6d805 39 #else
borlanic 0:fbdae7e6d805 40 #define UL64(x) x##ULL
borlanic 0:fbdae7e6d805 41 #endif
borlanic 0:fbdae7e6d805 42
borlanic 0:fbdae7e6d805 43 #include <string.h>
borlanic 0:fbdae7e6d805 44
borlanic 0:fbdae7e6d805 45 #if defined(MBEDTLS_SELF_TEST)
borlanic 0:fbdae7e6d805 46 #if defined(MBEDTLS_PLATFORM_C)
borlanic 0:fbdae7e6d805 47 #include "mbedtls/platform.h"
borlanic 0:fbdae7e6d805 48 #else
borlanic 0:fbdae7e6d805 49 #include <stdio.h>
borlanic 0:fbdae7e6d805 50 #include <stdlib.h>
borlanic 0:fbdae7e6d805 51 #define mbedtls_printf printf
borlanic 0:fbdae7e6d805 52 #define mbedtls_calloc calloc
borlanic 0:fbdae7e6d805 53 #define mbedtls_free free
borlanic 0:fbdae7e6d805 54 #endif /* MBEDTLS_PLATFORM_C */
borlanic 0:fbdae7e6d805 55 #endif /* MBEDTLS_SELF_TEST */
borlanic 0:fbdae7e6d805 56
borlanic 0:fbdae7e6d805 57 #if !defined(MBEDTLS_SHA512_ALT)
borlanic 0:fbdae7e6d805 58
borlanic 0:fbdae7e6d805 59 /* Implementation that should never be optimized out by the compiler */
borlanic 0:fbdae7e6d805 60 static void mbedtls_zeroize( void *v, size_t n ) {
borlanic 0:fbdae7e6d805 61 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
borlanic 0:fbdae7e6d805 62 }
borlanic 0:fbdae7e6d805 63
borlanic 0:fbdae7e6d805 64 /*
borlanic 0:fbdae7e6d805 65 * 64-bit integer manipulation macros (big endian)
borlanic 0:fbdae7e6d805 66 */
borlanic 0:fbdae7e6d805 67 #ifndef GET_UINT64_BE
borlanic 0:fbdae7e6d805 68 #define GET_UINT64_BE(n,b,i) \
borlanic 0:fbdae7e6d805 69 { \
borlanic 0:fbdae7e6d805 70 (n) = ( (uint64_t) (b)[(i) ] << 56 ) \
borlanic 0:fbdae7e6d805 71 | ( (uint64_t) (b)[(i) + 1] << 48 ) \
borlanic 0:fbdae7e6d805 72 | ( (uint64_t) (b)[(i) + 2] << 40 ) \
borlanic 0:fbdae7e6d805 73 | ( (uint64_t) (b)[(i) + 3] << 32 ) \
borlanic 0:fbdae7e6d805 74 | ( (uint64_t) (b)[(i) + 4] << 24 ) \
borlanic 0:fbdae7e6d805 75 | ( (uint64_t) (b)[(i) + 5] << 16 ) \
borlanic 0:fbdae7e6d805 76 | ( (uint64_t) (b)[(i) + 6] << 8 ) \
borlanic 0:fbdae7e6d805 77 | ( (uint64_t) (b)[(i) + 7] ); \
borlanic 0:fbdae7e6d805 78 }
borlanic 0:fbdae7e6d805 79 #endif /* GET_UINT64_BE */
borlanic 0:fbdae7e6d805 80
borlanic 0:fbdae7e6d805 81 #ifndef PUT_UINT64_BE
borlanic 0:fbdae7e6d805 82 #define PUT_UINT64_BE(n,b,i) \
borlanic 0:fbdae7e6d805 83 { \
borlanic 0:fbdae7e6d805 84 (b)[(i) ] = (unsigned char) ( (n) >> 56 ); \
borlanic 0:fbdae7e6d805 85 (b)[(i) + 1] = (unsigned char) ( (n) >> 48 ); \
borlanic 0:fbdae7e6d805 86 (b)[(i) + 2] = (unsigned char) ( (n) >> 40 ); \
borlanic 0:fbdae7e6d805 87 (b)[(i) + 3] = (unsigned char) ( (n) >> 32 ); \
borlanic 0:fbdae7e6d805 88 (b)[(i) + 4] = (unsigned char) ( (n) >> 24 ); \
borlanic 0:fbdae7e6d805 89 (b)[(i) + 5] = (unsigned char) ( (n) >> 16 ); \
borlanic 0:fbdae7e6d805 90 (b)[(i) + 6] = (unsigned char) ( (n) >> 8 ); \
borlanic 0:fbdae7e6d805 91 (b)[(i) + 7] = (unsigned char) ( (n) ); \
borlanic 0:fbdae7e6d805 92 }
borlanic 0:fbdae7e6d805 93 #endif /* PUT_UINT64_BE */
borlanic 0:fbdae7e6d805 94
borlanic 0:fbdae7e6d805 95 void mbedtls_sha512_init( mbedtls_sha512_context *ctx )
borlanic 0:fbdae7e6d805 96 {
borlanic 0:fbdae7e6d805 97 memset( ctx, 0, sizeof( mbedtls_sha512_context ) );
borlanic 0:fbdae7e6d805 98 }
borlanic 0:fbdae7e6d805 99
borlanic 0:fbdae7e6d805 100 void mbedtls_sha512_free( mbedtls_sha512_context *ctx )
borlanic 0:fbdae7e6d805 101 {
borlanic 0:fbdae7e6d805 102 if( ctx == NULL )
borlanic 0:fbdae7e6d805 103 return;
borlanic 0:fbdae7e6d805 104
borlanic 0:fbdae7e6d805 105 mbedtls_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
borlanic 0:fbdae7e6d805 106 }
borlanic 0:fbdae7e6d805 107
borlanic 0:fbdae7e6d805 108 void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
borlanic 0:fbdae7e6d805 109 const mbedtls_sha512_context *src )
borlanic 0:fbdae7e6d805 110 {
borlanic 0:fbdae7e6d805 111 *dst = *src;
borlanic 0:fbdae7e6d805 112 }
borlanic 0:fbdae7e6d805 113
borlanic 0:fbdae7e6d805 114 /*
borlanic 0:fbdae7e6d805 115 * SHA-512 context setup
borlanic 0:fbdae7e6d805 116 */
borlanic 0:fbdae7e6d805 117 int mbedtls_sha512_starts_ret( mbedtls_sha512_context *ctx, int is384 )
borlanic 0:fbdae7e6d805 118 {
borlanic 0:fbdae7e6d805 119 ctx->total[0] = 0;
borlanic 0:fbdae7e6d805 120 ctx->total[1] = 0;
borlanic 0:fbdae7e6d805 121
borlanic 0:fbdae7e6d805 122 if( is384 == 0 )
borlanic 0:fbdae7e6d805 123 {
borlanic 0:fbdae7e6d805 124 /* SHA-512 */
borlanic 0:fbdae7e6d805 125 ctx->state[0] = UL64(0x6A09E667F3BCC908);
borlanic 0:fbdae7e6d805 126 ctx->state[1] = UL64(0xBB67AE8584CAA73B);
borlanic 0:fbdae7e6d805 127 ctx->state[2] = UL64(0x3C6EF372FE94F82B);
borlanic 0:fbdae7e6d805 128 ctx->state[3] = UL64(0xA54FF53A5F1D36F1);
borlanic 0:fbdae7e6d805 129 ctx->state[4] = UL64(0x510E527FADE682D1);
borlanic 0:fbdae7e6d805 130 ctx->state[5] = UL64(0x9B05688C2B3E6C1F);
borlanic 0:fbdae7e6d805 131 ctx->state[6] = UL64(0x1F83D9ABFB41BD6B);
borlanic 0:fbdae7e6d805 132 ctx->state[7] = UL64(0x5BE0CD19137E2179);
borlanic 0:fbdae7e6d805 133 }
borlanic 0:fbdae7e6d805 134 else
borlanic 0:fbdae7e6d805 135 {
borlanic 0:fbdae7e6d805 136 /* SHA-384 */
borlanic 0:fbdae7e6d805 137 ctx->state[0] = UL64(0xCBBB9D5DC1059ED8);
borlanic 0:fbdae7e6d805 138 ctx->state[1] = UL64(0x629A292A367CD507);
borlanic 0:fbdae7e6d805 139 ctx->state[2] = UL64(0x9159015A3070DD17);
borlanic 0:fbdae7e6d805 140 ctx->state[3] = UL64(0x152FECD8F70E5939);
borlanic 0:fbdae7e6d805 141 ctx->state[4] = UL64(0x67332667FFC00B31);
borlanic 0:fbdae7e6d805 142 ctx->state[5] = UL64(0x8EB44A8768581511);
borlanic 0:fbdae7e6d805 143 ctx->state[6] = UL64(0xDB0C2E0D64F98FA7);
borlanic 0:fbdae7e6d805 144 ctx->state[7] = UL64(0x47B5481DBEFA4FA4);
borlanic 0:fbdae7e6d805 145 }
borlanic 0:fbdae7e6d805 146
borlanic 0:fbdae7e6d805 147 ctx->is384 = is384;
borlanic 0:fbdae7e6d805 148
borlanic 0:fbdae7e6d805 149 return( 0 );
borlanic 0:fbdae7e6d805 150 }
borlanic 0:fbdae7e6d805 151
borlanic 0:fbdae7e6d805 152 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
borlanic 0:fbdae7e6d805 153 void mbedtls_sha512_starts( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 154 int is384 )
borlanic 0:fbdae7e6d805 155 {
borlanic 0:fbdae7e6d805 156 mbedtls_sha512_starts_ret( ctx, is384 );
borlanic 0:fbdae7e6d805 157 }
borlanic 0:fbdae7e6d805 158 #endif
borlanic 0:fbdae7e6d805 159
borlanic 0:fbdae7e6d805 160 #if !defined(MBEDTLS_SHA512_PROCESS_ALT)
borlanic 0:fbdae7e6d805 161
borlanic 0:fbdae7e6d805 162 /*
borlanic 0:fbdae7e6d805 163 * Round constants
borlanic 0:fbdae7e6d805 164 */
borlanic 0:fbdae7e6d805 165 static const uint64_t K[80] =
borlanic 0:fbdae7e6d805 166 {
borlanic 0:fbdae7e6d805 167 UL64(0x428A2F98D728AE22), UL64(0x7137449123EF65CD),
borlanic 0:fbdae7e6d805 168 UL64(0xB5C0FBCFEC4D3B2F), UL64(0xE9B5DBA58189DBBC),
borlanic 0:fbdae7e6d805 169 UL64(0x3956C25BF348B538), UL64(0x59F111F1B605D019),
borlanic 0:fbdae7e6d805 170 UL64(0x923F82A4AF194F9B), UL64(0xAB1C5ED5DA6D8118),
borlanic 0:fbdae7e6d805 171 UL64(0xD807AA98A3030242), UL64(0x12835B0145706FBE),
borlanic 0:fbdae7e6d805 172 UL64(0x243185BE4EE4B28C), UL64(0x550C7DC3D5FFB4E2),
borlanic 0:fbdae7e6d805 173 UL64(0x72BE5D74F27B896F), UL64(0x80DEB1FE3B1696B1),
borlanic 0:fbdae7e6d805 174 UL64(0x9BDC06A725C71235), UL64(0xC19BF174CF692694),
borlanic 0:fbdae7e6d805 175 UL64(0xE49B69C19EF14AD2), UL64(0xEFBE4786384F25E3),
borlanic 0:fbdae7e6d805 176 UL64(0x0FC19DC68B8CD5B5), UL64(0x240CA1CC77AC9C65),
borlanic 0:fbdae7e6d805 177 UL64(0x2DE92C6F592B0275), UL64(0x4A7484AA6EA6E483),
borlanic 0:fbdae7e6d805 178 UL64(0x5CB0A9DCBD41FBD4), UL64(0x76F988DA831153B5),
borlanic 0:fbdae7e6d805 179 UL64(0x983E5152EE66DFAB), UL64(0xA831C66D2DB43210),
borlanic 0:fbdae7e6d805 180 UL64(0xB00327C898FB213F), UL64(0xBF597FC7BEEF0EE4),
borlanic 0:fbdae7e6d805 181 UL64(0xC6E00BF33DA88FC2), UL64(0xD5A79147930AA725),
borlanic 0:fbdae7e6d805 182 UL64(0x06CA6351E003826F), UL64(0x142929670A0E6E70),
borlanic 0:fbdae7e6d805 183 UL64(0x27B70A8546D22FFC), UL64(0x2E1B21385C26C926),
borlanic 0:fbdae7e6d805 184 UL64(0x4D2C6DFC5AC42AED), UL64(0x53380D139D95B3DF),
borlanic 0:fbdae7e6d805 185 UL64(0x650A73548BAF63DE), UL64(0x766A0ABB3C77B2A8),
borlanic 0:fbdae7e6d805 186 UL64(0x81C2C92E47EDAEE6), UL64(0x92722C851482353B),
borlanic 0:fbdae7e6d805 187 UL64(0xA2BFE8A14CF10364), UL64(0xA81A664BBC423001),
borlanic 0:fbdae7e6d805 188 UL64(0xC24B8B70D0F89791), UL64(0xC76C51A30654BE30),
borlanic 0:fbdae7e6d805 189 UL64(0xD192E819D6EF5218), UL64(0xD69906245565A910),
borlanic 0:fbdae7e6d805 190 UL64(0xF40E35855771202A), UL64(0x106AA07032BBD1B8),
borlanic 0:fbdae7e6d805 191 UL64(0x19A4C116B8D2D0C8), UL64(0x1E376C085141AB53),
borlanic 0:fbdae7e6d805 192 UL64(0x2748774CDF8EEB99), UL64(0x34B0BCB5E19B48A8),
borlanic 0:fbdae7e6d805 193 UL64(0x391C0CB3C5C95A63), UL64(0x4ED8AA4AE3418ACB),
borlanic 0:fbdae7e6d805 194 UL64(0x5B9CCA4F7763E373), UL64(0x682E6FF3D6B2B8A3),
borlanic 0:fbdae7e6d805 195 UL64(0x748F82EE5DEFB2FC), UL64(0x78A5636F43172F60),
borlanic 0:fbdae7e6d805 196 UL64(0x84C87814A1F0AB72), UL64(0x8CC702081A6439EC),
borlanic 0:fbdae7e6d805 197 UL64(0x90BEFFFA23631E28), UL64(0xA4506CEBDE82BDE9),
borlanic 0:fbdae7e6d805 198 UL64(0xBEF9A3F7B2C67915), UL64(0xC67178F2E372532B),
borlanic 0:fbdae7e6d805 199 UL64(0xCA273ECEEA26619C), UL64(0xD186B8C721C0C207),
borlanic 0:fbdae7e6d805 200 UL64(0xEADA7DD6CDE0EB1E), UL64(0xF57D4F7FEE6ED178),
borlanic 0:fbdae7e6d805 201 UL64(0x06F067AA72176FBA), UL64(0x0A637DC5A2C898A6),
borlanic 0:fbdae7e6d805 202 UL64(0x113F9804BEF90DAE), UL64(0x1B710B35131C471B),
borlanic 0:fbdae7e6d805 203 UL64(0x28DB77F523047D84), UL64(0x32CAAB7B40C72493),
borlanic 0:fbdae7e6d805 204 UL64(0x3C9EBE0A15C9BEBC), UL64(0x431D67C49C100D4C),
borlanic 0:fbdae7e6d805 205 UL64(0x4CC5D4BECB3E42B6), UL64(0x597F299CFC657E2A),
borlanic 0:fbdae7e6d805 206 UL64(0x5FCB6FAB3AD6FAEC), UL64(0x6C44198C4A475817)
borlanic 0:fbdae7e6d805 207 };
borlanic 0:fbdae7e6d805 208
borlanic 0:fbdae7e6d805 209 int mbedtls_internal_sha512_process( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 210 const unsigned char data[128] )
borlanic 0:fbdae7e6d805 211 {
borlanic 0:fbdae7e6d805 212 int i;
borlanic 0:fbdae7e6d805 213 uint64_t temp1, temp2, W[80];
borlanic 0:fbdae7e6d805 214 uint64_t A, B, C, D, E, F, G, H;
borlanic 0:fbdae7e6d805 215
borlanic 0:fbdae7e6d805 216 #define SHR(x,n) (x >> n)
borlanic 0:fbdae7e6d805 217 #define ROTR(x,n) (SHR(x,n) | (x << (64 - n)))
borlanic 0:fbdae7e6d805 218
borlanic 0:fbdae7e6d805 219 #define S0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7))
borlanic 0:fbdae7e6d805 220 #define S1(x) (ROTR(x,19) ^ ROTR(x,61) ^ SHR(x, 6))
borlanic 0:fbdae7e6d805 221
borlanic 0:fbdae7e6d805 222 #define S2(x) (ROTR(x,28) ^ ROTR(x,34) ^ ROTR(x,39))
borlanic 0:fbdae7e6d805 223 #define S3(x) (ROTR(x,14) ^ ROTR(x,18) ^ ROTR(x,41))
borlanic 0:fbdae7e6d805 224
borlanic 0:fbdae7e6d805 225 #define F0(x,y,z) ((x & y) | (z & (x | y)))
borlanic 0:fbdae7e6d805 226 #define F1(x,y,z) (z ^ (x & (y ^ z)))
borlanic 0:fbdae7e6d805 227
borlanic 0:fbdae7e6d805 228 #define P(a,b,c,d,e,f,g,h,x,K) \
borlanic 0:fbdae7e6d805 229 { \
borlanic 0:fbdae7e6d805 230 temp1 = h + S3(e) + F1(e,f,g) + K + x; \
borlanic 0:fbdae7e6d805 231 temp2 = S2(a) + F0(a,b,c); \
borlanic 0:fbdae7e6d805 232 d += temp1; h = temp1 + temp2; \
borlanic 0:fbdae7e6d805 233 }
borlanic 0:fbdae7e6d805 234
borlanic 0:fbdae7e6d805 235 for( i = 0; i < 16; i++ )
borlanic 0:fbdae7e6d805 236 {
borlanic 0:fbdae7e6d805 237 GET_UINT64_BE( W[i], data, i << 3 );
borlanic 0:fbdae7e6d805 238 }
borlanic 0:fbdae7e6d805 239
borlanic 0:fbdae7e6d805 240 for( ; i < 80; i++ )
borlanic 0:fbdae7e6d805 241 {
borlanic 0:fbdae7e6d805 242 W[i] = S1(W[i - 2]) + W[i - 7] +
borlanic 0:fbdae7e6d805 243 S0(W[i - 15]) + W[i - 16];
borlanic 0:fbdae7e6d805 244 }
borlanic 0:fbdae7e6d805 245
borlanic 0:fbdae7e6d805 246 A = ctx->state[0];
borlanic 0:fbdae7e6d805 247 B = ctx->state[1];
borlanic 0:fbdae7e6d805 248 C = ctx->state[2];
borlanic 0:fbdae7e6d805 249 D = ctx->state[3];
borlanic 0:fbdae7e6d805 250 E = ctx->state[4];
borlanic 0:fbdae7e6d805 251 F = ctx->state[5];
borlanic 0:fbdae7e6d805 252 G = ctx->state[6];
borlanic 0:fbdae7e6d805 253 H = ctx->state[7];
borlanic 0:fbdae7e6d805 254 i = 0;
borlanic 0:fbdae7e6d805 255
borlanic 0:fbdae7e6d805 256 do
borlanic 0:fbdae7e6d805 257 {
borlanic 0:fbdae7e6d805 258 P( A, B, C, D, E, F, G, H, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 259 P( H, A, B, C, D, E, F, G, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 260 P( G, H, A, B, C, D, E, F, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 261 P( F, G, H, A, B, C, D, E, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 262 P( E, F, G, H, A, B, C, D, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 263 P( D, E, F, G, H, A, B, C, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 264 P( C, D, E, F, G, H, A, B, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 265 P( B, C, D, E, F, G, H, A, W[i], K[i] ); i++;
borlanic 0:fbdae7e6d805 266 }
borlanic 0:fbdae7e6d805 267 while( i < 80 );
borlanic 0:fbdae7e6d805 268
borlanic 0:fbdae7e6d805 269 ctx->state[0] += A;
borlanic 0:fbdae7e6d805 270 ctx->state[1] += B;
borlanic 0:fbdae7e6d805 271 ctx->state[2] += C;
borlanic 0:fbdae7e6d805 272 ctx->state[3] += D;
borlanic 0:fbdae7e6d805 273 ctx->state[4] += E;
borlanic 0:fbdae7e6d805 274 ctx->state[5] += F;
borlanic 0:fbdae7e6d805 275 ctx->state[6] += G;
borlanic 0:fbdae7e6d805 276 ctx->state[7] += H;
borlanic 0:fbdae7e6d805 277
borlanic 0:fbdae7e6d805 278 return( 0 );
borlanic 0:fbdae7e6d805 279 }
borlanic 0:fbdae7e6d805 280
borlanic 0:fbdae7e6d805 281 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
borlanic 0:fbdae7e6d805 282 void mbedtls_sha512_process( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 283 const unsigned char data[128] )
borlanic 0:fbdae7e6d805 284 {
borlanic 0:fbdae7e6d805 285 mbedtls_internal_sha512_process( ctx, data );
borlanic 0:fbdae7e6d805 286 }
borlanic 0:fbdae7e6d805 287 #endif
borlanic 0:fbdae7e6d805 288 #endif /* !MBEDTLS_SHA512_PROCESS_ALT */
borlanic 0:fbdae7e6d805 289
borlanic 0:fbdae7e6d805 290 /*
borlanic 0:fbdae7e6d805 291 * SHA-512 process buffer
borlanic 0:fbdae7e6d805 292 */
borlanic 0:fbdae7e6d805 293 int mbedtls_sha512_update_ret( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 294 const unsigned char *input,
borlanic 0:fbdae7e6d805 295 size_t ilen )
borlanic 0:fbdae7e6d805 296 {
borlanic 0:fbdae7e6d805 297 int ret;
borlanic 0:fbdae7e6d805 298 size_t fill;
borlanic 0:fbdae7e6d805 299 unsigned int left;
borlanic 0:fbdae7e6d805 300
borlanic 0:fbdae7e6d805 301 if( ilen == 0 )
borlanic 0:fbdae7e6d805 302 return( 0 );
borlanic 0:fbdae7e6d805 303
borlanic 0:fbdae7e6d805 304 left = (unsigned int) (ctx->total[0] & 0x7F);
borlanic 0:fbdae7e6d805 305 fill = 128 - left;
borlanic 0:fbdae7e6d805 306
borlanic 0:fbdae7e6d805 307 ctx->total[0] += (uint64_t) ilen;
borlanic 0:fbdae7e6d805 308
borlanic 0:fbdae7e6d805 309 if( ctx->total[0] < (uint64_t) ilen )
borlanic 0:fbdae7e6d805 310 ctx->total[1]++;
borlanic 0:fbdae7e6d805 311
borlanic 0:fbdae7e6d805 312 if( left && ilen >= fill )
borlanic 0:fbdae7e6d805 313 {
borlanic 0:fbdae7e6d805 314 memcpy( (void *) (ctx->buffer + left), input, fill );
borlanic 0:fbdae7e6d805 315
borlanic 0:fbdae7e6d805 316 if( ( ret = mbedtls_internal_sha512_process( ctx, ctx->buffer ) ) != 0 )
borlanic 0:fbdae7e6d805 317 return( ret );
borlanic 0:fbdae7e6d805 318
borlanic 0:fbdae7e6d805 319 input += fill;
borlanic 0:fbdae7e6d805 320 ilen -= fill;
borlanic 0:fbdae7e6d805 321 left = 0;
borlanic 0:fbdae7e6d805 322 }
borlanic 0:fbdae7e6d805 323
borlanic 0:fbdae7e6d805 324 while( ilen >= 128 )
borlanic 0:fbdae7e6d805 325 {
borlanic 0:fbdae7e6d805 326 if( ( ret = mbedtls_internal_sha512_process( ctx, input ) ) != 0 )
borlanic 0:fbdae7e6d805 327 return( ret );
borlanic 0:fbdae7e6d805 328
borlanic 0:fbdae7e6d805 329 input += 128;
borlanic 0:fbdae7e6d805 330 ilen -= 128;
borlanic 0:fbdae7e6d805 331 }
borlanic 0:fbdae7e6d805 332
borlanic 0:fbdae7e6d805 333 if( ilen > 0 )
borlanic 0:fbdae7e6d805 334 memcpy( (void *) (ctx->buffer + left), input, ilen );
borlanic 0:fbdae7e6d805 335
borlanic 0:fbdae7e6d805 336 return( 0 );
borlanic 0:fbdae7e6d805 337 }
borlanic 0:fbdae7e6d805 338
borlanic 0:fbdae7e6d805 339 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
borlanic 0:fbdae7e6d805 340 void mbedtls_sha512_update( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 341 const unsigned char *input,
borlanic 0:fbdae7e6d805 342 size_t ilen )
borlanic 0:fbdae7e6d805 343 {
borlanic 0:fbdae7e6d805 344 mbedtls_sha512_update_ret( ctx, input, ilen );
borlanic 0:fbdae7e6d805 345 }
borlanic 0:fbdae7e6d805 346 #endif
borlanic 0:fbdae7e6d805 347
borlanic 0:fbdae7e6d805 348 static const unsigned char sha512_padding[128] =
borlanic 0:fbdae7e6d805 349 {
borlanic 0:fbdae7e6d805 350 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 351 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 352 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 353 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 354 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 355 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 356 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
borlanic 0:fbdae7e6d805 357 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
borlanic 0:fbdae7e6d805 358 };
borlanic 0:fbdae7e6d805 359
borlanic 0:fbdae7e6d805 360 /*
borlanic 0:fbdae7e6d805 361 * SHA-512 final digest
borlanic 0:fbdae7e6d805 362 */
borlanic 0:fbdae7e6d805 363 int mbedtls_sha512_finish_ret( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 364 unsigned char output[64] )
borlanic 0:fbdae7e6d805 365 {
borlanic 0:fbdae7e6d805 366 int ret;
borlanic 0:fbdae7e6d805 367 size_t last, padn;
borlanic 0:fbdae7e6d805 368 uint64_t high, low;
borlanic 0:fbdae7e6d805 369 unsigned char msglen[16];
borlanic 0:fbdae7e6d805 370
borlanic 0:fbdae7e6d805 371 high = ( ctx->total[0] >> 61 )
borlanic 0:fbdae7e6d805 372 | ( ctx->total[1] << 3 );
borlanic 0:fbdae7e6d805 373 low = ( ctx->total[0] << 3 );
borlanic 0:fbdae7e6d805 374
borlanic 0:fbdae7e6d805 375 PUT_UINT64_BE( high, msglen, 0 );
borlanic 0:fbdae7e6d805 376 PUT_UINT64_BE( low, msglen, 8 );
borlanic 0:fbdae7e6d805 377
borlanic 0:fbdae7e6d805 378 last = (size_t)( ctx->total[0] & 0x7F );
borlanic 0:fbdae7e6d805 379 padn = ( last < 112 ) ? ( 112 - last ) : ( 240 - last );
borlanic 0:fbdae7e6d805 380
borlanic 0:fbdae7e6d805 381 if( ( ret = mbedtls_sha512_update_ret( ctx, sha512_padding, padn ) ) != 0 )
borlanic 0:fbdae7e6d805 382 return( ret );
borlanic 0:fbdae7e6d805 383
borlanic 0:fbdae7e6d805 384 if( ( ret = mbedtls_sha512_update_ret( ctx, msglen, 16 ) ) != 0 )
borlanic 0:fbdae7e6d805 385 return( ret );
borlanic 0:fbdae7e6d805 386
borlanic 0:fbdae7e6d805 387 PUT_UINT64_BE( ctx->state[0], output, 0 );
borlanic 0:fbdae7e6d805 388 PUT_UINT64_BE( ctx->state[1], output, 8 );
borlanic 0:fbdae7e6d805 389 PUT_UINT64_BE( ctx->state[2], output, 16 );
borlanic 0:fbdae7e6d805 390 PUT_UINT64_BE( ctx->state[3], output, 24 );
borlanic 0:fbdae7e6d805 391 PUT_UINT64_BE( ctx->state[4], output, 32 );
borlanic 0:fbdae7e6d805 392 PUT_UINT64_BE( ctx->state[5], output, 40 );
borlanic 0:fbdae7e6d805 393
borlanic 0:fbdae7e6d805 394 if( ctx->is384 == 0 )
borlanic 0:fbdae7e6d805 395 {
borlanic 0:fbdae7e6d805 396 PUT_UINT64_BE( ctx->state[6], output, 48 );
borlanic 0:fbdae7e6d805 397 PUT_UINT64_BE( ctx->state[7], output, 56 );
borlanic 0:fbdae7e6d805 398 }
borlanic 0:fbdae7e6d805 399
borlanic 0:fbdae7e6d805 400 return( 0 );
borlanic 0:fbdae7e6d805 401 }
borlanic 0:fbdae7e6d805 402
borlanic 0:fbdae7e6d805 403 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
borlanic 0:fbdae7e6d805 404 void mbedtls_sha512_finish( mbedtls_sha512_context *ctx,
borlanic 0:fbdae7e6d805 405 unsigned char output[64] )
borlanic 0:fbdae7e6d805 406 {
borlanic 0:fbdae7e6d805 407 mbedtls_sha512_finish_ret( ctx, output );
borlanic 0:fbdae7e6d805 408 }
borlanic 0:fbdae7e6d805 409 #endif
borlanic 0:fbdae7e6d805 410
borlanic 0:fbdae7e6d805 411 #endif /* !MBEDTLS_SHA512_ALT */
borlanic 0:fbdae7e6d805 412
borlanic 0:fbdae7e6d805 413 /*
borlanic 0:fbdae7e6d805 414 * output = SHA-512( input buffer )
borlanic 0:fbdae7e6d805 415 */
borlanic 0:fbdae7e6d805 416 int mbedtls_sha512_ret( const unsigned char *input,
borlanic 0:fbdae7e6d805 417 size_t ilen,
borlanic 0:fbdae7e6d805 418 unsigned char output[64],
borlanic 0:fbdae7e6d805 419 int is384 )
borlanic 0:fbdae7e6d805 420 {
borlanic 0:fbdae7e6d805 421 int ret;
borlanic 0:fbdae7e6d805 422 mbedtls_sha512_context ctx;
borlanic 0:fbdae7e6d805 423
borlanic 0:fbdae7e6d805 424 mbedtls_sha512_init( &ctx );
borlanic 0:fbdae7e6d805 425
borlanic 0:fbdae7e6d805 426 if( ( ret = mbedtls_sha512_starts_ret( &ctx, is384 ) ) != 0 )
borlanic 0:fbdae7e6d805 427 goto exit;
borlanic 0:fbdae7e6d805 428
borlanic 0:fbdae7e6d805 429 if( ( ret = mbedtls_sha512_update_ret( &ctx, input, ilen ) ) != 0 )
borlanic 0:fbdae7e6d805 430 goto exit;
borlanic 0:fbdae7e6d805 431
borlanic 0:fbdae7e6d805 432 if( ( ret = mbedtls_sha512_finish_ret( &ctx, output ) ) != 0 )
borlanic 0:fbdae7e6d805 433 goto exit;
borlanic 0:fbdae7e6d805 434
borlanic 0:fbdae7e6d805 435 exit:
borlanic 0:fbdae7e6d805 436 mbedtls_sha512_free( &ctx );
borlanic 0:fbdae7e6d805 437
borlanic 0:fbdae7e6d805 438 return( ret );
borlanic 0:fbdae7e6d805 439 }
borlanic 0:fbdae7e6d805 440
borlanic 0:fbdae7e6d805 441 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
borlanic 0:fbdae7e6d805 442 void mbedtls_sha512( const unsigned char *input,
borlanic 0:fbdae7e6d805 443 size_t ilen,
borlanic 0:fbdae7e6d805 444 unsigned char output[64],
borlanic 0:fbdae7e6d805 445 int is384 )
borlanic 0:fbdae7e6d805 446 {
borlanic 0:fbdae7e6d805 447 mbedtls_sha512_ret( input, ilen, output, is384 );
borlanic 0:fbdae7e6d805 448 }
borlanic 0:fbdae7e6d805 449 #endif
borlanic 0:fbdae7e6d805 450
borlanic 0:fbdae7e6d805 451 #if defined(MBEDTLS_SELF_TEST)
borlanic 0:fbdae7e6d805 452
borlanic 0:fbdae7e6d805 453 /*
borlanic 0:fbdae7e6d805 454 * FIPS-180-2 test vectors
borlanic 0:fbdae7e6d805 455 */
borlanic 0:fbdae7e6d805 456 static const unsigned char sha512_test_buf[3][113] =
borlanic 0:fbdae7e6d805 457 {
borlanic 0:fbdae7e6d805 458 { "abc" },
borlanic 0:fbdae7e6d805 459 { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
borlanic 0:fbdae7e6d805 460 "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" },
borlanic 0:fbdae7e6d805 461 { "" }
borlanic 0:fbdae7e6d805 462 };
borlanic 0:fbdae7e6d805 463
borlanic 0:fbdae7e6d805 464 static const size_t sha512_test_buflen[3] =
borlanic 0:fbdae7e6d805 465 {
borlanic 0:fbdae7e6d805 466 3, 112, 1000
borlanic 0:fbdae7e6d805 467 };
borlanic 0:fbdae7e6d805 468
borlanic 0:fbdae7e6d805 469 static const unsigned char sha512_test_sum[6][64] =
borlanic 0:fbdae7e6d805 470 {
borlanic 0:fbdae7e6d805 471 /*
borlanic 0:fbdae7e6d805 472 * SHA-384 test vectors
borlanic 0:fbdae7e6d805 473 */
borlanic 0:fbdae7e6d805 474 { 0xCB, 0x00, 0x75, 0x3F, 0x45, 0xA3, 0x5E, 0x8B,
borlanic 0:fbdae7e6d805 475 0xB5, 0xA0, 0x3D, 0x69, 0x9A, 0xC6, 0x50, 0x07,
borlanic 0:fbdae7e6d805 476 0x27, 0x2C, 0x32, 0xAB, 0x0E, 0xDE, 0xD1, 0x63,
borlanic 0:fbdae7e6d805 477 0x1A, 0x8B, 0x60, 0x5A, 0x43, 0xFF, 0x5B, 0xED,
borlanic 0:fbdae7e6d805 478 0x80, 0x86, 0x07, 0x2B, 0xA1, 0xE7, 0xCC, 0x23,
borlanic 0:fbdae7e6d805 479 0x58, 0xBA, 0xEC, 0xA1, 0x34, 0xC8, 0x25, 0xA7 },
borlanic 0:fbdae7e6d805 480 { 0x09, 0x33, 0x0C, 0x33, 0xF7, 0x11, 0x47, 0xE8,
borlanic 0:fbdae7e6d805 481 0x3D, 0x19, 0x2F, 0xC7, 0x82, 0xCD, 0x1B, 0x47,
borlanic 0:fbdae7e6d805 482 0x53, 0x11, 0x1B, 0x17, 0x3B, 0x3B, 0x05, 0xD2,
borlanic 0:fbdae7e6d805 483 0x2F, 0xA0, 0x80, 0x86, 0xE3, 0xB0, 0xF7, 0x12,
borlanic 0:fbdae7e6d805 484 0xFC, 0xC7, 0xC7, 0x1A, 0x55, 0x7E, 0x2D, 0xB9,
borlanic 0:fbdae7e6d805 485 0x66, 0xC3, 0xE9, 0xFA, 0x91, 0x74, 0x60, 0x39 },
borlanic 0:fbdae7e6d805 486 { 0x9D, 0x0E, 0x18, 0x09, 0x71, 0x64, 0x74, 0xCB,
borlanic 0:fbdae7e6d805 487 0x08, 0x6E, 0x83, 0x4E, 0x31, 0x0A, 0x4A, 0x1C,
borlanic 0:fbdae7e6d805 488 0xED, 0x14, 0x9E, 0x9C, 0x00, 0xF2, 0x48, 0x52,
borlanic 0:fbdae7e6d805 489 0x79, 0x72, 0xCE, 0xC5, 0x70, 0x4C, 0x2A, 0x5B,
borlanic 0:fbdae7e6d805 490 0x07, 0xB8, 0xB3, 0xDC, 0x38, 0xEC, 0xC4, 0xEB,
borlanic 0:fbdae7e6d805 491 0xAE, 0x97, 0xDD, 0xD8, 0x7F, 0x3D, 0x89, 0x85 },
borlanic 0:fbdae7e6d805 492
borlanic 0:fbdae7e6d805 493 /*
borlanic 0:fbdae7e6d805 494 * SHA-512 test vectors
borlanic 0:fbdae7e6d805 495 */
borlanic 0:fbdae7e6d805 496 { 0xDD, 0xAF, 0x35, 0xA1, 0x93, 0x61, 0x7A, 0xBA,
borlanic 0:fbdae7e6d805 497 0xCC, 0x41, 0x73, 0x49, 0xAE, 0x20, 0x41, 0x31,
borlanic 0:fbdae7e6d805 498 0x12, 0xE6, 0xFA, 0x4E, 0x89, 0xA9, 0x7E, 0xA2,
borlanic 0:fbdae7e6d805 499 0x0A, 0x9E, 0xEE, 0xE6, 0x4B, 0x55, 0xD3, 0x9A,
borlanic 0:fbdae7e6d805 500 0x21, 0x92, 0x99, 0x2A, 0x27, 0x4F, 0xC1, 0xA8,
borlanic 0:fbdae7e6d805 501 0x36, 0xBA, 0x3C, 0x23, 0xA3, 0xFE, 0xEB, 0xBD,
borlanic 0:fbdae7e6d805 502 0x45, 0x4D, 0x44, 0x23, 0x64, 0x3C, 0xE8, 0x0E,
borlanic 0:fbdae7e6d805 503 0x2A, 0x9A, 0xC9, 0x4F, 0xA5, 0x4C, 0xA4, 0x9F },
borlanic 0:fbdae7e6d805 504 { 0x8E, 0x95, 0x9B, 0x75, 0xDA, 0xE3, 0x13, 0xDA,
borlanic 0:fbdae7e6d805 505 0x8C, 0xF4, 0xF7, 0x28, 0x14, 0xFC, 0x14, 0x3F,
borlanic 0:fbdae7e6d805 506 0x8F, 0x77, 0x79, 0xC6, 0xEB, 0x9F, 0x7F, 0xA1,
borlanic 0:fbdae7e6d805 507 0x72, 0x99, 0xAE, 0xAD, 0xB6, 0x88, 0x90, 0x18,
borlanic 0:fbdae7e6d805 508 0x50, 0x1D, 0x28, 0x9E, 0x49, 0x00, 0xF7, 0xE4,
borlanic 0:fbdae7e6d805 509 0x33, 0x1B, 0x99, 0xDE, 0xC4, 0xB5, 0x43, 0x3A,
borlanic 0:fbdae7e6d805 510 0xC7, 0xD3, 0x29, 0xEE, 0xB6, 0xDD, 0x26, 0x54,
borlanic 0:fbdae7e6d805 511 0x5E, 0x96, 0xE5, 0x5B, 0x87, 0x4B, 0xE9, 0x09 },
borlanic 0:fbdae7e6d805 512 { 0xE7, 0x18, 0x48, 0x3D, 0x0C, 0xE7, 0x69, 0x64,
borlanic 0:fbdae7e6d805 513 0x4E, 0x2E, 0x42, 0xC7, 0xBC, 0x15, 0xB4, 0x63,
borlanic 0:fbdae7e6d805 514 0x8E, 0x1F, 0x98, 0xB1, 0x3B, 0x20, 0x44, 0x28,
borlanic 0:fbdae7e6d805 515 0x56, 0x32, 0xA8, 0x03, 0xAF, 0xA9, 0x73, 0xEB,
borlanic 0:fbdae7e6d805 516 0xDE, 0x0F, 0xF2, 0x44, 0x87, 0x7E, 0xA6, 0x0A,
borlanic 0:fbdae7e6d805 517 0x4C, 0xB0, 0x43, 0x2C, 0xE5, 0x77, 0xC3, 0x1B,
borlanic 0:fbdae7e6d805 518 0xEB, 0x00, 0x9C, 0x5C, 0x2C, 0x49, 0xAA, 0x2E,
borlanic 0:fbdae7e6d805 519 0x4E, 0xAD, 0xB2, 0x17, 0xAD, 0x8C, 0xC0, 0x9B }
borlanic 0:fbdae7e6d805 520 };
borlanic 0:fbdae7e6d805 521
borlanic 0:fbdae7e6d805 522 /*
borlanic 0:fbdae7e6d805 523 * Checkup routine
borlanic 0:fbdae7e6d805 524 */
borlanic 0:fbdae7e6d805 525 int mbedtls_sha512_self_test( int verbose )
borlanic 0:fbdae7e6d805 526 {
borlanic 0:fbdae7e6d805 527 int i, j, k, buflen, ret = 0;
borlanic 0:fbdae7e6d805 528 unsigned char *buf;
borlanic 0:fbdae7e6d805 529 unsigned char sha512sum[64];
borlanic 0:fbdae7e6d805 530 mbedtls_sha512_context ctx;
borlanic 0:fbdae7e6d805 531
borlanic 0:fbdae7e6d805 532 buf = mbedtls_calloc( 1024, sizeof(unsigned char) );
borlanic 0:fbdae7e6d805 533 if( NULL == buf )
borlanic 0:fbdae7e6d805 534 {
borlanic 0:fbdae7e6d805 535 if( verbose != 0 )
borlanic 0:fbdae7e6d805 536 mbedtls_printf( "Buffer allocation failed\n" );
borlanic 0:fbdae7e6d805 537
borlanic 0:fbdae7e6d805 538 return( 1 );
borlanic 0:fbdae7e6d805 539 }
borlanic 0:fbdae7e6d805 540
borlanic 0:fbdae7e6d805 541 mbedtls_sha512_init( &ctx );
borlanic 0:fbdae7e6d805 542
borlanic 0:fbdae7e6d805 543 for( i = 0; i < 6; i++ )
borlanic 0:fbdae7e6d805 544 {
borlanic 0:fbdae7e6d805 545 j = i % 3;
borlanic 0:fbdae7e6d805 546 k = i < 3;
borlanic 0:fbdae7e6d805 547
borlanic 0:fbdae7e6d805 548 if( verbose != 0 )
borlanic 0:fbdae7e6d805 549 mbedtls_printf( " SHA-%d test #%d: ", 512 - k * 128, j + 1 );
borlanic 0:fbdae7e6d805 550
borlanic 0:fbdae7e6d805 551 if( ( ret = mbedtls_sha512_starts_ret( &ctx, k ) ) != 0 )
borlanic 0:fbdae7e6d805 552 goto fail;
borlanic 0:fbdae7e6d805 553
borlanic 0:fbdae7e6d805 554 if( j == 2 )
borlanic 0:fbdae7e6d805 555 {
borlanic 0:fbdae7e6d805 556 memset( buf, 'a', buflen = 1000 );
borlanic 0:fbdae7e6d805 557
borlanic 0:fbdae7e6d805 558 for( j = 0; j < 1000; j++ )
borlanic 0:fbdae7e6d805 559 {
borlanic 0:fbdae7e6d805 560 ret = mbedtls_sha512_update_ret( &ctx, buf, buflen );
borlanic 0:fbdae7e6d805 561 if( ret != 0 )
borlanic 0:fbdae7e6d805 562 goto fail;
borlanic 0:fbdae7e6d805 563 }
borlanic 0:fbdae7e6d805 564 }
borlanic 0:fbdae7e6d805 565 else
borlanic 0:fbdae7e6d805 566 {
borlanic 0:fbdae7e6d805 567 ret = mbedtls_sha512_update_ret( &ctx, sha512_test_buf[j],
borlanic 0:fbdae7e6d805 568 sha512_test_buflen[j] );
borlanic 0:fbdae7e6d805 569 if( ret != 0 )
borlanic 0:fbdae7e6d805 570 goto fail;
borlanic 0:fbdae7e6d805 571 }
borlanic 0:fbdae7e6d805 572
borlanic 0:fbdae7e6d805 573 if( ( ret = mbedtls_sha512_finish_ret( &ctx, sha512sum ) ) != 0 )
borlanic 0:fbdae7e6d805 574 goto fail;
borlanic 0:fbdae7e6d805 575
borlanic 0:fbdae7e6d805 576 if( memcmp( sha512sum, sha512_test_sum[i], 64 - k * 16 ) != 0 )
borlanic 0:fbdae7e6d805 577 {
borlanic 0:fbdae7e6d805 578 ret = 1;
borlanic 0:fbdae7e6d805 579 goto fail;
borlanic 0:fbdae7e6d805 580 }
borlanic 0:fbdae7e6d805 581
borlanic 0:fbdae7e6d805 582 if( verbose != 0 )
borlanic 0:fbdae7e6d805 583 mbedtls_printf( "passed\n" );
borlanic 0:fbdae7e6d805 584 }
borlanic 0:fbdae7e6d805 585
borlanic 0:fbdae7e6d805 586 if( verbose != 0 )
borlanic 0:fbdae7e6d805 587 mbedtls_printf( "\n" );
borlanic 0:fbdae7e6d805 588
borlanic 0:fbdae7e6d805 589 goto exit;
borlanic 0:fbdae7e6d805 590
borlanic 0:fbdae7e6d805 591 fail:
borlanic 0:fbdae7e6d805 592 if( verbose != 0 )
borlanic 0:fbdae7e6d805 593 mbedtls_printf( "failed\n" );
borlanic 0:fbdae7e6d805 594
borlanic 0:fbdae7e6d805 595 exit:
borlanic 0:fbdae7e6d805 596 mbedtls_sha512_free( &ctx );
borlanic 0:fbdae7e6d805 597 mbedtls_free( buf );
borlanic 0:fbdae7e6d805 598
borlanic 0:fbdae7e6d805 599 return( ret );
borlanic 0:fbdae7e6d805 600 }
borlanic 0:fbdae7e6d805 601
borlanic 0:fbdae7e6d805 602 #endif /* MBEDTLS_SELF_TEST */
borlanic 0:fbdae7e6d805 603
borlanic 0:fbdae7e6d805 604 #endif /* MBEDTLS_SHA512_C */