Nathen Gallardojohnson / WNCInterface

I added functionality to get the RSSI, BER, and Cell Neighbor for reporting connection issues to M2X

Dependencies:   WncControllerK64F

mbedtls/source/sha512.c@12:0071cb144c7a, 2016-11-01 (annotated)

Committer:
JMF
Date:
Tue Nov 01 14:22:56 2016 +0000
Revision:
12:0071cb144c7a
Adding mbedtls files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JMF 12:0071cb144c7a 1 /*
JMF 12:0071cb144c7a 2 * FIPS-180-2 compliant SHA-384/512 implementation
JMF 12:0071cb144c7a 3 *
JMF 12:0071cb144c7a 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
JMF 12:0071cb144c7a 5 * SPDX-License-Identifier: Apache-2.0
JMF 12:0071cb144c7a 6 *
JMF 12:0071cb144c7a 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
JMF 12:0071cb144c7a 8 * not use this file except in compliance with the License.
JMF 12:0071cb144c7a 9 * You may obtain a copy of the License at
JMF 12:0071cb144c7a 10 *
JMF 12:0071cb144c7a 11 * http://www.apache.org/licenses/LICENSE-2.0
JMF 12:0071cb144c7a 12 *
JMF 12:0071cb144c7a 13 * Unless required by applicable law or agreed to in writing, software
JMF 12:0071cb144c7a 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
JMF 12:0071cb144c7a 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
JMF 12:0071cb144c7a 16 * See the License for the specific language governing permissions and
JMF 12:0071cb144c7a 17 * limitations under the License.
JMF 12:0071cb144c7a 18 *
JMF 12:0071cb144c7a 19 * This file is part of mbed TLS (https://tls.mbed.org)
JMF 12:0071cb144c7a 20 */
JMF 12:0071cb144c7a 21 /*
JMF 12:0071cb144c7a 22 * The SHA-512 Secure Hash Standard was published by NIST in 2002.
JMF 12:0071cb144c7a 23 *
JMF 12:0071cb144c7a 24 * http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
JMF 12:0071cb144c7a 25 */
JMF 12:0071cb144c7a 26
JMF 12:0071cb144c7a 27 #if !defined(MBEDTLS_CONFIG_FILE)
JMF 12:0071cb144c7a 28 #include "mbedtls/config.h"
JMF 12:0071cb144c7a 29 #else
JMF 12:0071cb144c7a 30 #include MBEDTLS_CONFIG_FILE
JMF 12:0071cb144c7a 31 #endif
JMF 12:0071cb144c7a 32
JMF 12:0071cb144c7a 33 #if defined(MBEDTLS_SHA512_C)
JMF 12:0071cb144c7a 34
JMF 12:0071cb144c7a 35 #include "mbedtls/sha512.h"
JMF 12:0071cb144c7a 36
JMF 12:0071cb144c7a 37 #if defined(_MSC_VER) || defined(__WATCOMC__)
JMF 12:0071cb144c7a 38 #define UL64(x) x##ui64
JMF 12:0071cb144c7a 39 #else
JMF 12:0071cb144c7a 40 #define UL64(x) x##ULL
JMF 12:0071cb144c7a 41 #endif
JMF 12:0071cb144c7a 42
JMF 12:0071cb144c7a 43 #include <string.h>
JMF 12:0071cb144c7a 44
JMF 12:0071cb144c7a 45 #if defined(MBEDTLS_SELF_TEST)
JMF 12:0071cb144c7a 46 #if defined(MBEDTLS_PLATFORM_C)
JMF 12:0071cb144c7a 47 #include "mbedtls/platform.h"
JMF 12:0071cb144c7a 48 #else
JMF 12:0071cb144c7a 49 #include <stdio.h>
JMF 12:0071cb144c7a 50 #define mbedtls_printf pc.printf
JMF 12:0071cb144c7a 51 #endif /* MBEDTLS_PLATFORM_C */
JMF 12:0071cb144c7a 52 #endif /* MBEDTLS_SELF_TEST */
JMF 12:0071cb144c7a 53
JMF 12:0071cb144c7a 54 #if !defined(MBEDTLS_SHA512_ALT)
JMF 12:0071cb144c7a 55
JMF 12:0071cb144c7a 56 /* Implementation that should never be optimized out by the compiler */
JMF 12:0071cb144c7a 57 static void mbedtls_zeroize( void *v, size_t n ) {
JMF 12:0071cb144c7a 58 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
JMF 12:0071cb144c7a 59 }
JMF 12:0071cb144c7a 60
JMF 12:0071cb144c7a 61 /*
JMF 12:0071cb144c7a 62 * 64-bit integer manipulation macros (big endian)
JMF 12:0071cb144c7a 63 */
JMF 12:0071cb144c7a 64 #ifndef GET_UINT64_BE
JMF 12:0071cb144c7a 65 #define GET_UINT64_BE(n,b,i) \
JMF 12:0071cb144c7a 66 { \
JMF 12:0071cb144c7a 67 (n) = ( (uint64_t) (b)[(i) ] << 56 ) \
JMF 12:0071cb144c7a 68 | ( (uint64_t) (b)[(i) + 1] << 48 ) \
JMF 12:0071cb144c7a 69 | ( (uint64_t) (b)[(i) + 2] << 40 ) \
JMF 12:0071cb144c7a 70 | ( (uint64_t) (b)[(i) + 3] << 32 ) \
JMF 12:0071cb144c7a 71 | ( (uint64_t) (b)[(i) + 4] << 24 ) \
JMF 12:0071cb144c7a 72 | ( (uint64_t) (b)[(i) + 5] << 16 ) \
JMF 12:0071cb144c7a 73 | ( (uint64_t) (b)[(i) + 6] << 8 ) \
JMF 12:0071cb144c7a 74 | ( (uint64_t) (b)[(i) + 7] ); \
JMF 12:0071cb144c7a 75 }
JMF 12:0071cb144c7a 76 #endif /* GET_UINT64_BE */
JMF 12:0071cb144c7a 77
JMF 12:0071cb144c7a 78 #ifndef PUT_UINT64_BE
JMF 12:0071cb144c7a 79 #define PUT_UINT64_BE(n,b,i) \
JMF 12:0071cb144c7a 80 { \
JMF 12:0071cb144c7a 81 (b)[(i) ] = (unsigned char) ( (n) >> 56 ); \
JMF 12:0071cb144c7a 82 (b)[(i) + 1] = (unsigned char) ( (n) >> 48 ); \
JMF 12:0071cb144c7a 83 (b)[(i) + 2] = (unsigned char) ( (n) >> 40 ); \
JMF 12:0071cb144c7a 84 (b)[(i) + 3] = (unsigned char) ( (n) >> 32 ); \
JMF 12:0071cb144c7a 85 (b)[(i) + 4] = (unsigned char) ( (n) >> 24 ); \
JMF 12:0071cb144c7a 86 (b)[(i) + 5] = (unsigned char) ( (n) >> 16 ); \
JMF 12:0071cb144c7a 87 (b)[(i) + 6] = (unsigned char) ( (n) >> 8 ); \
JMF 12:0071cb144c7a 88 (b)[(i) + 7] = (unsigned char) ( (n) ); \
JMF 12:0071cb144c7a 89 }
JMF 12:0071cb144c7a 90 #endif /* PUT_UINT64_BE */
JMF 12:0071cb144c7a 91
JMF 12:0071cb144c7a 92 void mbedtls_sha512_init( mbedtls_sha512_context *ctx )
JMF 12:0071cb144c7a 93 {
JMF 12:0071cb144c7a 94 memset( ctx, 0, sizeof( mbedtls_sha512_context ) );
JMF 12:0071cb144c7a 95 }
JMF 12:0071cb144c7a 96
JMF 12:0071cb144c7a 97 void mbedtls_sha512_free( mbedtls_sha512_context *ctx )
JMF 12:0071cb144c7a 98 {
JMF 12:0071cb144c7a 99 if( ctx == NULL )
JMF 12:0071cb144c7a 100 return;
JMF 12:0071cb144c7a 101
JMF 12:0071cb144c7a 102 mbedtls_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
JMF 12:0071cb144c7a 103 }
JMF 12:0071cb144c7a 104
JMF 12:0071cb144c7a 105 void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
JMF 12:0071cb144c7a 106 const mbedtls_sha512_context *src )
JMF 12:0071cb144c7a 107 {
JMF 12:0071cb144c7a 108 *dst = *src;
JMF 12:0071cb144c7a 109 }
JMF 12:0071cb144c7a 110
JMF 12:0071cb144c7a 111 /*
JMF 12:0071cb144c7a 112 * SHA-512 context setup
JMF 12:0071cb144c7a 113 */
JMF 12:0071cb144c7a 114 void mbedtls_sha512_starts( mbedtls_sha512_context *ctx, int is384 )
JMF 12:0071cb144c7a 115 {
JMF 12:0071cb144c7a 116 ctx->total[0] = 0;
JMF 12:0071cb144c7a 117 ctx->total[1] = 0;
JMF 12:0071cb144c7a 118
JMF 12:0071cb144c7a 119 if( is384 == 0 )
JMF 12:0071cb144c7a 120 {
JMF 12:0071cb144c7a 121 /* SHA-512 */
JMF 12:0071cb144c7a 122 ctx->state[0] = UL64(0x6A09E667F3BCC908);
JMF 12:0071cb144c7a 123 ctx->state[1] = UL64(0xBB67AE8584CAA73B);
JMF 12:0071cb144c7a 124 ctx->state[2] = UL64(0x3C6EF372FE94F82B);
JMF 12:0071cb144c7a 125 ctx->state[3] = UL64(0xA54FF53A5F1D36F1);
JMF 12:0071cb144c7a 126 ctx->state[4] = UL64(0x510E527FADE682D1);
JMF 12:0071cb144c7a 127 ctx->state[5] = UL64(0x9B05688C2B3E6C1F);
JMF 12:0071cb144c7a 128 ctx->state[6] = UL64(0x1F83D9ABFB41BD6B);
JMF 12:0071cb144c7a 129 ctx->state[7] = UL64(0x5BE0CD19137E2179);
JMF 12:0071cb144c7a 130 }
JMF 12:0071cb144c7a 131 else
JMF 12:0071cb144c7a 132 {
JMF 12:0071cb144c7a 133 /* SHA-384 */
JMF 12:0071cb144c7a 134 ctx->state[0] = UL64(0xCBBB9D5DC1059ED8);
JMF 12:0071cb144c7a 135 ctx->state[1] = UL64(0x629A292A367CD507);
JMF 12:0071cb144c7a 136 ctx->state[2] = UL64(0x9159015A3070DD17);
JMF 12:0071cb144c7a 137 ctx->state[3] = UL64(0x152FECD8F70E5939);
JMF 12:0071cb144c7a 138 ctx->state[4] = UL64(0x67332667FFC00B31);
JMF 12:0071cb144c7a 139 ctx->state[5] = UL64(0x8EB44A8768581511);
JMF 12:0071cb144c7a 140 ctx->state[6] = UL64(0xDB0C2E0D64F98FA7);
JMF 12:0071cb144c7a 141 ctx->state[7] = UL64(0x47B5481DBEFA4FA4);
JMF 12:0071cb144c7a 142 }
JMF 12:0071cb144c7a 143
JMF 12:0071cb144c7a 144 ctx->is384 = is384;
JMF 12:0071cb144c7a 145 }
JMF 12:0071cb144c7a 146
JMF 12:0071cb144c7a 147 #if !defined(MBEDTLS_SHA512_PROCESS_ALT)
JMF 12:0071cb144c7a 148
JMF 12:0071cb144c7a 149 /*
JMF 12:0071cb144c7a 150 * Round constants
JMF 12:0071cb144c7a 151 */
JMF 12:0071cb144c7a 152 static const uint64_t K[80] =
JMF 12:0071cb144c7a 153 {
JMF 12:0071cb144c7a 154 UL64(0x428A2F98D728AE22), UL64(0x7137449123EF65CD),
JMF 12:0071cb144c7a 155 UL64(0xB5C0FBCFEC4D3B2F), UL64(0xE9B5DBA58189DBBC),
JMF 12:0071cb144c7a 156 UL64(0x3956C25BF348B538), UL64(0x59F111F1B605D019),
JMF 12:0071cb144c7a 157 UL64(0x923F82A4AF194F9B), UL64(0xAB1C5ED5DA6D8118),
JMF 12:0071cb144c7a 158 UL64(0xD807AA98A3030242), UL64(0x12835B0145706FBE),
JMF 12:0071cb144c7a 159 UL64(0x243185BE4EE4B28C), UL64(0x550C7DC3D5FFB4E2),
JMF 12:0071cb144c7a 160 UL64(0x72BE5D74F27B896F), UL64(0x80DEB1FE3B1696B1),
JMF 12:0071cb144c7a 161 UL64(0x9BDC06A725C71235), UL64(0xC19BF174CF692694),
JMF 12:0071cb144c7a 162 UL64(0xE49B69C19EF14AD2), UL64(0xEFBE4786384F25E3),
JMF 12:0071cb144c7a 163 UL64(0x0FC19DC68B8CD5B5), UL64(0x240CA1CC77AC9C65),
JMF 12:0071cb144c7a 164 UL64(0x2DE92C6F592B0275), UL64(0x4A7484AA6EA6E483),
JMF 12:0071cb144c7a 165 UL64(0x5CB0A9DCBD41FBD4), UL64(0x76F988DA831153B5),
JMF 12:0071cb144c7a 166 UL64(0x983E5152EE66DFAB), UL64(0xA831C66D2DB43210),
JMF 12:0071cb144c7a 167 UL64(0xB00327C898FB213F), UL64(0xBF597FC7BEEF0EE4),
JMF 12:0071cb144c7a 168 UL64(0xC6E00BF33DA88FC2), UL64(0xD5A79147930AA725),
JMF 12:0071cb144c7a 169 UL64(0x06CA6351E003826F), UL64(0x142929670A0E6E70),
JMF 12:0071cb144c7a 170 UL64(0x27B70A8546D22FFC), UL64(0x2E1B21385C26C926),
JMF 12:0071cb144c7a 171 UL64(0x4D2C6DFC5AC42AED), UL64(0x53380D139D95B3DF),
JMF 12:0071cb144c7a 172 UL64(0x650A73548BAF63DE), UL64(0x766A0ABB3C77B2A8),
JMF 12:0071cb144c7a 173 UL64(0x81C2C92E47EDAEE6), UL64(0x92722C851482353B),
JMF 12:0071cb144c7a 174 UL64(0xA2BFE8A14CF10364), UL64(0xA81A664BBC423001),
JMF 12:0071cb144c7a 175 UL64(0xC24B8B70D0F89791), UL64(0xC76C51A30654BE30),
JMF 12:0071cb144c7a 176 UL64(0xD192E819D6EF5218), UL64(0xD69906245565A910),
JMF 12:0071cb144c7a 177 UL64(0xF40E35855771202A), UL64(0x106AA07032BBD1B8),
JMF 12:0071cb144c7a 178 UL64(0x19A4C116B8D2D0C8), UL64(0x1E376C085141AB53),
JMF 12:0071cb144c7a 179 UL64(0x2748774CDF8EEB99), UL64(0x34B0BCB5E19B48A8),
JMF 12:0071cb144c7a 180 UL64(0x391C0CB3C5C95A63), UL64(0x4ED8AA4AE3418ACB),
JMF 12:0071cb144c7a 181 UL64(0x5B9CCA4F7763E373), UL64(0x682E6FF3D6B2B8A3),
JMF 12:0071cb144c7a 182 UL64(0x748F82EE5DEFB2FC), UL64(0x78A5636F43172F60),
JMF 12:0071cb144c7a 183 UL64(0x84C87814A1F0AB72), UL64(0x8CC702081A6439EC),
JMF 12:0071cb144c7a 184 UL64(0x90BEFFFA23631E28), UL64(0xA4506CEBDE82BDE9),
JMF 12:0071cb144c7a 185 UL64(0xBEF9A3F7B2C67915), UL64(0xC67178F2E372532B),
JMF 12:0071cb144c7a 186 UL64(0xCA273ECEEA26619C), UL64(0xD186B8C721C0C207),
JMF 12:0071cb144c7a 187 UL64(0xEADA7DD6CDE0EB1E), UL64(0xF57D4F7FEE6ED178),
JMF 12:0071cb144c7a 188 UL64(0x06F067AA72176FBA), UL64(0x0A637DC5A2C898A6),
JMF 12:0071cb144c7a 189 UL64(0x113F9804BEF90DAE), UL64(0x1B710B35131C471B),
JMF 12:0071cb144c7a 190 UL64(0x28DB77F523047D84), UL64(0x32CAAB7B40C72493),
JMF 12:0071cb144c7a 191 UL64(0x3C9EBE0A15C9BEBC), UL64(0x431D67C49C100D4C),
JMF 12:0071cb144c7a 192 UL64(0x4CC5D4BECB3E42B6), UL64(0x597F299CFC657E2A),
JMF 12:0071cb144c7a 193 UL64(0x5FCB6FAB3AD6FAEC), UL64(0x6C44198C4A475817)
JMF 12:0071cb144c7a 194 };
JMF 12:0071cb144c7a 195
JMF 12:0071cb144c7a 196 void mbedtls_sha512_process( mbedtls_sha512_context *ctx, const unsigned char data[128] )
JMF 12:0071cb144c7a 197 {
JMF 12:0071cb144c7a 198 int i;
JMF 12:0071cb144c7a 199 uint64_t temp1, temp2, W[80];
JMF 12:0071cb144c7a 200 uint64_t A, B, C, D, E, F, G, H;
JMF 12:0071cb144c7a 201
JMF 12:0071cb144c7a 202 #define SHR(x,n) (x >> n)
JMF 12:0071cb144c7a 203 #define ROTR(x,n) (SHR(x,n) | (x << (64 - n)))
JMF 12:0071cb144c7a 204
JMF 12:0071cb144c7a 205 #define S0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7))
JMF 12:0071cb144c7a 206 #define S1(x) (ROTR(x,19) ^ ROTR(x,61) ^ SHR(x, 6))
JMF 12:0071cb144c7a 207
JMF 12:0071cb144c7a 208 #define S2(x) (ROTR(x,28) ^ ROTR(x,34) ^ ROTR(x,39))
JMF 12:0071cb144c7a 209 #define S3(x) (ROTR(x,14) ^ ROTR(x,18) ^ ROTR(x,41))
JMF 12:0071cb144c7a 210
JMF 12:0071cb144c7a 211 #define F0(x,y,z) ((x & y) | (z & (x | y)))
JMF 12:0071cb144c7a 212 #define F1(x,y,z) (z ^ (x & (y ^ z)))
JMF 12:0071cb144c7a 213
JMF 12:0071cb144c7a 214 #define P(a,b,c,d,e,f,g,h,x,K) \
JMF 12:0071cb144c7a 215 { \
JMF 12:0071cb144c7a 216 temp1 = h + S3(e) + F1(e,f,g) + K + x; \
JMF 12:0071cb144c7a 217 temp2 = S2(a) + F0(a,b,c); \
JMF 12:0071cb144c7a 218 d += temp1; h = temp1 + temp2; \
JMF 12:0071cb144c7a 219 }
JMF 12:0071cb144c7a 220
JMF 12:0071cb144c7a 221 for( i = 0; i < 16; i++ )
JMF 12:0071cb144c7a 222 {
JMF 12:0071cb144c7a 223 GET_UINT64_BE( W[i], data, i << 3 );
JMF 12:0071cb144c7a 224 }
JMF 12:0071cb144c7a 225
JMF 12:0071cb144c7a 226 for( ; i < 80; i++ )
JMF 12:0071cb144c7a 227 {
JMF 12:0071cb144c7a 228 W[i] = S1(W[i - 2]) + W[i - 7] +
JMF 12:0071cb144c7a 229 S0(W[i - 15]) + W[i - 16];
JMF 12:0071cb144c7a 230 }
JMF 12:0071cb144c7a 231
JMF 12:0071cb144c7a 232 A = ctx->state[0];
JMF 12:0071cb144c7a 233 B = ctx->state[1];
JMF 12:0071cb144c7a 234 C = ctx->state[2];
JMF 12:0071cb144c7a 235 D = ctx->state[3];
JMF 12:0071cb144c7a 236 E = ctx->state[4];
JMF 12:0071cb144c7a 237 F = ctx->state[5];
JMF 12:0071cb144c7a 238 G = ctx->state[6];
JMF 12:0071cb144c7a 239 H = ctx->state[7];
JMF 12:0071cb144c7a 240 i = 0;
JMF 12:0071cb144c7a 241
JMF 12:0071cb144c7a 242 do
JMF 12:0071cb144c7a 243 {
JMF 12:0071cb144c7a 244 P( A, B, C, D, E, F, G, H, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 245 P( H, A, B, C, D, E, F, G, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 246 P( G, H, A, B, C, D, E, F, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 247 P( F, G, H, A, B, C, D, E, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 248 P( E, F, G, H, A, B, C, D, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 249 P( D, E, F, G, H, A, B, C, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 250 P( C, D, E, F, G, H, A, B, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 251 P( B, C, D, E, F, G, H, A, W[i], K[i] ); i++;
JMF 12:0071cb144c7a 252 }
JMF 12:0071cb144c7a 253 while( i < 80 );
JMF 12:0071cb144c7a 254
JMF 12:0071cb144c7a 255 ctx->state[0] += A;
JMF 12:0071cb144c7a 256 ctx->state[1] += B;
JMF 12:0071cb144c7a 257 ctx->state[2] += C;
JMF 12:0071cb144c7a 258 ctx->state[3] += D;
JMF 12:0071cb144c7a 259 ctx->state[4] += E;
JMF 12:0071cb144c7a 260 ctx->state[5] += F;
JMF 12:0071cb144c7a 261 ctx->state[6] += G;
JMF 12:0071cb144c7a 262 ctx->state[7] += H;
JMF 12:0071cb144c7a 263 }
JMF 12:0071cb144c7a 264 #endif /* !MBEDTLS_SHA512_PROCESS_ALT */
JMF 12:0071cb144c7a 265
JMF 12:0071cb144c7a 266 /*
JMF 12:0071cb144c7a 267 * SHA-512 process buffer
JMF 12:0071cb144c7a 268 */
JMF 12:0071cb144c7a 269 void mbedtls_sha512_update( mbedtls_sha512_context *ctx, const unsigned char *input,
JMF 12:0071cb144c7a 270 size_t ilen )
JMF 12:0071cb144c7a 271 {
JMF 12:0071cb144c7a 272 size_t fill;
JMF 12:0071cb144c7a 273 unsigned int left;
JMF 12:0071cb144c7a 274
JMF 12:0071cb144c7a 275 if( ilen == 0 )
JMF 12:0071cb144c7a 276 return;
JMF 12:0071cb144c7a 277
JMF 12:0071cb144c7a 278 left = (unsigned int) (ctx->total[0] & 0x7F);
JMF 12:0071cb144c7a 279 fill = 128 - left;
JMF 12:0071cb144c7a 280
JMF 12:0071cb144c7a 281 ctx->total[0] += (uint64_t) ilen;
JMF 12:0071cb144c7a 282
JMF 12:0071cb144c7a 283 if( ctx->total[0] < (uint64_t) ilen )
JMF 12:0071cb144c7a 284 ctx->total[1]++;
JMF 12:0071cb144c7a 285
JMF 12:0071cb144c7a 286 if( left && ilen >= fill )
JMF 12:0071cb144c7a 287 {
JMF 12:0071cb144c7a 288 memcpy( (void *) (ctx->buffer + left), input, fill );
JMF 12:0071cb144c7a 289 mbedtls_sha512_process( ctx, ctx->buffer );
JMF 12:0071cb144c7a 290 input += fill;
JMF 12:0071cb144c7a 291 ilen -= fill;
JMF 12:0071cb144c7a 292 left = 0;
JMF 12:0071cb144c7a 293 }
JMF 12:0071cb144c7a 294
JMF 12:0071cb144c7a 295 while( ilen >= 128 )
JMF 12:0071cb144c7a 296 {
JMF 12:0071cb144c7a 297 mbedtls_sha512_process( ctx, input );
JMF 12:0071cb144c7a 298 input += 128;
JMF 12:0071cb144c7a 299 ilen -= 128;
JMF 12:0071cb144c7a 300 }
JMF 12:0071cb144c7a 301
JMF 12:0071cb144c7a 302 if( ilen > 0 )
JMF 12:0071cb144c7a 303 memcpy( (void *) (ctx->buffer + left), input, ilen );
JMF 12:0071cb144c7a 304 }
JMF 12:0071cb144c7a 305
JMF 12:0071cb144c7a 306 static const unsigned char sha512_padding[128] =
JMF 12:0071cb144c7a 307 {
JMF 12:0071cb144c7a 308 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 309 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 310 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 311 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 312 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 313 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 314 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
JMF 12:0071cb144c7a 315 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
JMF 12:0071cb144c7a 316 };
JMF 12:0071cb144c7a 317
JMF 12:0071cb144c7a 318 /*
JMF 12:0071cb144c7a 319 * SHA-512 final digest
JMF 12:0071cb144c7a 320 */
JMF 12:0071cb144c7a 321 void mbedtls_sha512_finish( mbedtls_sha512_context *ctx, unsigned char output[64] )
JMF 12:0071cb144c7a 322 {
JMF 12:0071cb144c7a 323 size_t last, padn;
JMF 12:0071cb144c7a 324 uint64_t high, low;
JMF 12:0071cb144c7a 325 unsigned char msglen[16];
JMF 12:0071cb144c7a 326
JMF 12:0071cb144c7a 327 high = ( ctx->total[0] >> 61 )
JMF 12:0071cb144c7a 328 | ( ctx->total[1] << 3 );
JMF 12:0071cb144c7a 329 low = ( ctx->total[0] << 3 );
JMF 12:0071cb144c7a 330
JMF 12:0071cb144c7a 331 PUT_UINT64_BE( high, msglen, 0 );
JMF 12:0071cb144c7a 332 PUT_UINT64_BE( low, msglen, 8 );
JMF 12:0071cb144c7a 333
JMF 12:0071cb144c7a 334 last = (size_t)( ctx->total[0] & 0x7F );
JMF 12:0071cb144c7a 335 padn = ( last < 112 ) ? ( 112 - last ) : ( 240 - last );
JMF 12:0071cb144c7a 336
JMF 12:0071cb144c7a 337 mbedtls_sha512_update( ctx, sha512_padding, padn );
JMF 12:0071cb144c7a 338 mbedtls_sha512_update( ctx, msglen, 16 );
JMF 12:0071cb144c7a 339
JMF 12:0071cb144c7a 340 PUT_UINT64_BE( ctx->state[0], output, 0 );
JMF 12:0071cb144c7a 341 PUT_UINT64_BE( ctx->state[1], output, 8 );
JMF 12:0071cb144c7a 342 PUT_UINT64_BE( ctx->state[2], output, 16 );
JMF 12:0071cb144c7a 343 PUT_UINT64_BE( ctx->state[3], output, 24 );
JMF 12:0071cb144c7a 344 PUT_UINT64_BE( ctx->state[4], output, 32 );
JMF 12:0071cb144c7a 345 PUT_UINT64_BE( ctx->state[5], output, 40 );
JMF 12:0071cb144c7a 346
JMF 12:0071cb144c7a 347 if( ctx->is384 == 0 )
JMF 12:0071cb144c7a 348 {
JMF 12:0071cb144c7a 349 PUT_UINT64_BE( ctx->state[6], output, 48 );
JMF 12:0071cb144c7a 350 PUT_UINT64_BE( ctx->state[7], output, 56 );
JMF 12:0071cb144c7a 351 }
JMF 12:0071cb144c7a 352 }
JMF 12:0071cb144c7a 353
JMF 12:0071cb144c7a 354 #endif /* !MBEDTLS_SHA512_ALT */
JMF 12:0071cb144c7a 355
JMF 12:0071cb144c7a 356 /*
JMF 12:0071cb144c7a 357 * output = SHA-512( input buffer )
JMF 12:0071cb144c7a 358 */
JMF 12:0071cb144c7a 359 void mbedtls_sha512( const unsigned char *input, size_t ilen,
JMF 12:0071cb144c7a 360 unsigned char output[64], int is384 )
JMF 12:0071cb144c7a 361 {
JMF 12:0071cb144c7a 362 mbedtls_sha512_context ctx;
JMF 12:0071cb144c7a 363
JMF 12:0071cb144c7a 364 mbedtls_sha512_init( &ctx );
JMF 12:0071cb144c7a 365 mbedtls_sha512_starts( &ctx, is384 );
JMF 12:0071cb144c7a 366 mbedtls_sha512_update( &ctx, input, ilen );
JMF 12:0071cb144c7a 367 mbedtls_sha512_finish( &ctx, output );
JMF 12:0071cb144c7a 368 mbedtls_sha512_free( &ctx );
JMF 12:0071cb144c7a 369 }
JMF 12:0071cb144c7a 370
JMF 12:0071cb144c7a 371 #if defined(MBEDTLS_SELF_TEST)
JMF 12:0071cb144c7a 372
JMF 12:0071cb144c7a 373 /*
JMF 12:0071cb144c7a 374 * FIPS-180-2 test vectors
JMF 12:0071cb144c7a 375 */
JMF 12:0071cb144c7a 376 static const unsigned char sha512_test_buf[3][113] =
JMF 12:0071cb144c7a 377 {
JMF 12:0071cb144c7a 378 { "abc" },
JMF 12:0071cb144c7a 379 { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
JMF 12:0071cb144c7a 380 "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" },
JMF 12:0071cb144c7a 381 { "" }
JMF 12:0071cb144c7a 382 };
JMF 12:0071cb144c7a 383
JMF 12:0071cb144c7a 384 static const int sha512_test_buflen[3] =
JMF 12:0071cb144c7a 385 {
JMF 12:0071cb144c7a 386 3, 112, 1000
JMF 12:0071cb144c7a 387 };
JMF 12:0071cb144c7a 388
JMF 12:0071cb144c7a 389 static const unsigned char sha512_test_sum[6][64] =
JMF 12:0071cb144c7a 390 {
JMF 12:0071cb144c7a 391 /*
JMF 12:0071cb144c7a 392 * SHA-384 test vectors
JMF 12:0071cb144c7a 393 */
JMF 12:0071cb144c7a 394 { 0xCB, 0x00, 0x75, 0x3F, 0x45, 0xA3, 0x5E, 0x8B,
JMF 12:0071cb144c7a 395 0xB5, 0xA0, 0x3D, 0x69, 0x9A, 0xC6, 0x50, 0x07,
JMF 12:0071cb144c7a 396 0x27, 0x2C, 0x32, 0xAB, 0x0E, 0xDE, 0xD1, 0x63,
JMF 12:0071cb144c7a 397 0x1A, 0x8B, 0x60, 0x5A, 0x43, 0xFF, 0x5B, 0xED,
JMF 12:0071cb144c7a 398 0x80, 0x86, 0x07, 0x2B, 0xA1, 0xE7, 0xCC, 0x23,
JMF 12:0071cb144c7a 399 0x58, 0xBA, 0xEC, 0xA1, 0x34, 0xC8, 0x25, 0xA7 },
JMF 12:0071cb144c7a 400 { 0x09, 0x33, 0x0C, 0x33, 0xF7, 0x11, 0x47, 0xE8,
JMF 12:0071cb144c7a 401 0x3D, 0x19, 0x2F, 0xC7, 0x82, 0xCD, 0x1B, 0x47,
JMF 12:0071cb144c7a 402 0x53, 0x11, 0x1B, 0x17, 0x3B, 0x3B, 0x05, 0xD2,
JMF 12:0071cb144c7a 403 0x2F, 0xA0, 0x80, 0x86, 0xE3, 0xB0, 0xF7, 0x12,
JMF 12:0071cb144c7a 404 0xFC, 0xC7, 0xC7, 0x1A, 0x55, 0x7E, 0x2D, 0xB9,
JMF 12:0071cb144c7a 405 0x66, 0xC3, 0xE9, 0xFA, 0x91, 0x74, 0x60, 0x39 },
JMF 12:0071cb144c7a 406 { 0x9D, 0x0E, 0x18, 0x09, 0x71, 0x64, 0x74, 0xCB,
JMF 12:0071cb144c7a 407 0x08, 0x6E, 0x83, 0x4E, 0x31, 0x0A, 0x4A, 0x1C,
JMF 12:0071cb144c7a 408 0xED, 0x14, 0x9E, 0x9C, 0x00, 0xF2, 0x48, 0x52,
JMF 12:0071cb144c7a 409 0x79, 0x72, 0xCE, 0xC5, 0x70, 0x4C, 0x2A, 0x5B,
JMF 12:0071cb144c7a 410 0x07, 0xB8, 0xB3, 0xDC, 0x38, 0xEC, 0xC4, 0xEB,
JMF 12:0071cb144c7a 411 0xAE, 0x97, 0xDD, 0xD8, 0x7F, 0x3D, 0x89, 0x85 },
JMF 12:0071cb144c7a 412
JMF 12:0071cb144c7a 413 /*
JMF 12:0071cb144c7a 414 * SHA-512 test vectors
JMF 12:0071cb144c7a 415 */
JMF 12:0071cb144c7a 416 { 0xDD, 0xAF, 0x35, 0xA1, 0x93, 0x61, 0x7A, 0xBA,
JMF 12:0071cb144c7a 417 0xCC, 0x41, 0x73, 0x49, 0xAE, 0x20, 0x41, 0x31,
JMF 12:0071cb144c7a 418 0x12, 0xE6, 0xFA, 0x4E, 0x89, 0xA9, 0x7E, 0xA2,
JMF 12:0071cb144c7a 419 0x0A, 0x9E, 0xEE, 0xE6, 0x4B, 0x55, 0xD3, 0x9A,
JMF 12:0071cb144c7a 420 0x21, 0x92, 0x99, 0x2A, 0x27, 0x4F, 0xC1, 0xA8,
JMF 12:0071cb144c7a 421 0x36, 0xBA, 0x3C, 0x23, 0xA3, 0xFE, 0xEB, 0xBD,
JMF 12:0071cb144c7a 422 0x45, 0x4D, 0x44, 0x23, 0x64, 0x3C, 0xE8, 0x0E,
JMF 12:0071cb144c7a 423 0x2A, 0x9A, 0xC9, 0x4F, 0xA5, 0x4C, 0xA4, 0x9F },
JMF 12:0071cb144c7a 424 { 0x8E, 0x95, 0x9B, 0x75, 0xDA, 0xE3, 0x13, 0xDA,
JMF 12:0071cb144c7a 425 0x8C, 0xF4, 0xF7, 0x28, 0x14, 0xFC, 0x14, 0x3F,
JMF 12:0071cb144c7a 426 0x8F, 0x77, 0x79, 0xC6, 0xEB, 0x9F, 0x7F, 0xA1,
JMF 12:0071cb144c7a 427 0x72, 0x99, 0xAE, 0xAD, 0xB6, 0x88, 0x90, 0x18,
JMF 12:0071cb144c7a 428 0x50, 0x1D, 0x28, 0x9E, 0x49, 0x00, 0xF7, 0xE4,
JMF 12:0071cb144c7a 429 0x33, 0x1B, 0x99, 0xDE, 0xC4, 0xB5, 0x43, 0x3A,
JMF 12:0071cb144c7a 430 0xC7, 0xD3, 0x29, 0xEE, 0xB6, 0xDD, 0x26, 0x54,
JMF 12:0071cb144c7a 431 0x5E, 0x96, 0xE5, 0x5B, 0x87, 0x4B, 0xE9, 0x09 },
JMF 12:0071cb144c7a 432 { 0xE7, 0x18, 0x48, 0x3D, 0x0C, 0xE7, 0x69, 0x64,
JMF 12:0071cb144c7a 433 0x4E, 0x2E, 0x42, 0xC7, 0xBC, 0x15, 0xB4, 0x63,
JMF 12:0071cb144c7a 434 0x8E, 0x1F, 0x98, 0xB1, 0x3B, 0x20, 0x44, 0x28,
JMF 12:0071cb144c7a 435 0x56, 0x32, 0xA8, 0x03, 0xAF, 0xA9, 0x73, 0xEB,
JMF 12:0071cb144c7a 436 0xDE, 0x0F, 0xF2, 0x44, 0x87, 0x7E, 0xA6, 0x0A,
JMF 12:0071cb144c7a 437 0x4C, 0xB0, 0x43, 0x2C, 0xE5, 0x77, 0xC3, 0x1B,
JMF 12:0071cb144c7a 438 0xEB, 0x00, 0x9C, 0x5C, 0x2C, 0x49, 0xAA, 0x2E,
JMF 12:0071cb144c7a 439 0x4E, 0xAD, 0xB2, 0x17, 0xAD, 0x8C, 0xC0, 0x9B }
JMF 12:0071cb144c7a 440 };
JMF 12:0071cb144c7a 441
JMF 12:0071cb144c7a 442 /*
JMF 12:0071cb144c7a 443 * Checkup routine
JMF 12:0071cb144c7a 444 */
JMF 12:0071cb144c7a 445 int mbedtls_sha512_self_test( int verbose )
JMF 12:0071cb144c7a 446 {
JMF 12:0071cb144c7a 447 int i, j, k, buflen, ret = 0;
JMF 12:0071cb144c7a 448 unsigned char buf[1024];
JMF 12:0071cb144c7a 449 unsigned char sha512sum[64];
JMF 12:0071cb144c7a 450 mbedtls_sha512_context ctx;
JMF 12:0071cb144c7a 451
JMF 12:0071cb144c7a 452 mbedtls_sha512_init( &ctx );
JMF 12:0071cb144c7a 453
JMF 12:0071cb144c7a 454 for( i = 0; i < 6; i++ )
JMF 12:0071cb144c7a 455 {
JMF 12:0071cb144c7a 456 j = i % 3;
JMF 12:0071cb144c7a 457 k = i < 3;
JMF 12:0071cb144c7a 458
JMF 12:0071cb144c7a 459 if( verbose != 0 )
JMF 12:0071cb144c7a 460 mbedtls_printf( " SHA-%d test #%d: ", 512 - k * 128, j + 1 );
JMF 12:0071cb144c7a 461
JMF 12:0071cb144c7a 462 mbedtls_sha512_starts( &ctx, k );
JMF 12:0071cb144c7a 463
JMF 12:0071cb144c7a 464 if( j == 2 )
JMF 12:0071cb144c7a 465 {
JMF 12:0071cb144c7a 466 memset( buf, 'a', buflen = 1000 );
JMF 12:0071cb144c7a 467
JMF 12:0071cb144c7a 468 for( j = 0; j < 1000; j++ )
JMF 12:0071cb144c7a 469 mbedtls_sha512_update( &ctx, buf, buflen );
JMF 12:0071cb144c7a 470 }
JMF 12:0071cb144c7a 471 else
JMF 12:0071cb144c7a 472 mbedtls_sha512_update( &ctx, sha512_test_buf[j],
JMF 12:0071cb144c7a 473 sha512_test_buflen[j] );
JMF 12:0071cb144c7a 474
JMF 12:0071cb144c7a 475 mbedtls_sha512_finish( &ctx, sha512sum );
JMF 12:0071cb144c7a 476
JMF 12:0071cb144c7a 477 if( memcmp( sha512sum, sha512_test_sum[i], 64 - k * 16 ) != 0 )
JMF 12:0071cb144c7a 478 {
JMF 12:0071cb144c7a 479 if( verbose != 0 )
JMF 12:0071cb144c7a 480 mbedtls_printf( "failed\n" );
JMF 12:0071cb144c7a 481
JMF 12:0071cb144c7a 482 ret = 1;
JMF 12:0071cb144c7a 483 goto exit;
JMF 12:0071cb144c7a 484 }
JMF 12:0071cb144c7a 485
JMF 12:0071cb144c7a 486 if( verbose != 0 )
JMF 12:0071cb144c7a 487 mbedtls_printf( "passed\n" );
JMF 12:0071cb144c7a 488 }
JMF 12:0071cb144c7a 489
JMF 12:0071cb144c7a 490 if( verbose != 0 )
JMF 12:0071cb144c7a 491 mbedtls_printf( "\n" );
JMF 12:0071cb144c7a 492
JMF 12:0071cb144c7a 493 exit:
JMF 12:0071cb144c7a 494 mbedtls_sha512_free( &ctx );
JMF 12:0071cb144c7a 495
JMF 12:0071cb144c7a 496 return( ret );
JMF 12:0071cb144c7a 497 }
JMF 12:0071cb144c7a 498
JMF 12:0071cb144c7a 499 #endif /* MBEDTLS_SELF_TEST */
JMF 12:0071cb144c7a 500
JMF 12:0071cb144c7a 501 #endif /* MBEDTLS_SHA512_C */