Hannes Tschofenig
/
aes-gcm-test-program
Example program to test AES-GCM functionality. Used for a workshop
SSL/library/sha256.c@0:796d0f61a05b, 2018-09-27 (annotated)
- Committer:
- HannesTschofenig
- Date:
- Thu Sep 27 06:34:22 2018 +0000
- Revision:
- 0:796d0f61a05b
Example AES-GCM test program
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
HannesTschofenig | 0:796d0f61a05b | 1 | /* |
HannesTschofenig | 0:796d0f61a05b | 2 | * FIPS-180-2 compliant SHA-256 implementation |
HannesTschofenig | 0:796d0f61a05b | 3 | * |
HannesTschofenig | 0:796d0f61a05b | 4 | * Copyright (C) 2006-2014, Brainspark B.V. |
HannesTschofenig | 0:796d0f61a05b | 5 | * |
HannesTschofenig | 0:796d0f61a05b | 6 | * This file is part of PolarSSL (http://www.polarssl.org) |
HannesTschofenig | 0:796d0f61a05b | 7 | * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> |
HannesTschofenig | 0:796d0f61a05b | 8 | * |
HannesTschofenig | 0:796d0f61a05b | 9 | * All rights reserved. |
HannesTschofenig | 0:796d0f61a05b | 10 | * |
HannesTschofenig | 0:796d0f61a05b | 11 | * This program is free software; you can redistribute it and/or modify |
HannesTschofenig | 0:796d0f61a05b | 12 | * it under the terms of the GNU General Public License as published by |
HannesTschofenig | 0:796d0f61a05b | 13 | * the Free Software Foundation; either version 2 of the License, or |
HannesTschofenig | 0:796d0f61a05b | 14 | * (at your option) any later version. |
HannesTschofenig | 0:796d0f61a05b | 15 | * |
HannesTschofenig | 0:796d0f61a05b | 16 | * This program is distributed in the hope that it will be useful, |
HannesTschofenig | 0:796d0f61a05b | 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
HannesTschofenig | 0:796d0f61a05b | 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
HannesTschofenig | 0:796d0f61a05b | 19 | * GNU General Public License for more details. |
HannesTschofenig | 0:796d0f61a05b | 20 | * |
HannesTschofenig | 0:796d0f61a05b | 21 | * You should have received a copy of the GNU General Public License along |
HannesTschofenig | 0:796d0f61a05b | 22 | * with this program; if not, write to the Free Software Foundation, Inc., |
HannesTschofenig | 0:796d0f61a05b | 23 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
HannesTschofenig | 0:796d0f61a05b | 24 | */ |
HannesTschofenig | 0:796d0f61a05b | 25 | /* |
HannesTschofenig | 0:796d0f61a05b | 26 | * The SHA-256 Secure Hash Standard was published by NIST in 2002. |
HannesTschofenig | 0:796d0f61a05b | 27 | * |
HannesTschofenig | 0:796d0f61a05b | 28 | * http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf |
HannesTschofenig | 0:796d0f61a05b | 29 | */ |
HannesTschofenig | 0:796d0f61a05b | 30 | |
HannesTschofenig | 0:796d0f61a05b | 31 | #if !defined(POLARSSL_CONFIG_FILE) |
HannesTschofenig | 0:796d0f61a05b | 32 | #include "polarssl/config.h" |
HannesTschofenig | 0:796d0f61a05b | 33 | #else |
HannesTschofenig | 0:796d0f61a05b | 34 | #include POLARSSL_CONFIG_FILE |
HannesTschofenig | 0:796d0f61a05b | 35 | #endif |
HannesTschofenig | 0:796d0f61a05b | 36 | |
HannesTschofenig | 0:796d0f61a05b | 37 | #if defined(POLARSSL_SHA256_C) |
HannesTschofenig | 0:796d0f61a05b | 38 | |
HannesTschofenig | 0:796d0f61a05b | 39 | #include "polarssl/sha256.h" |
HannesTschofenig | 0:796d0f61a05b | 40 | |
HannesTschofenig | 0:796d0f61a05b | 41 | #if defined(POLARSSL_FS_IO) || defined(POLARSSL_SELF_TEST) |
HannesTschofenig | 0:796d0f61a05b | 42 | #include <stdio.h> |
HannesTschofenig | 0:796d0f61a05b | 43 | #endif |
HannesTschofenig | 0:796d0f61a05b | 44 | |
HannesTschofenig | 0:796d0f61a05b | 45 | #if defined(POLARSSL_PLATFORM_C) |
HannesTschofenig | 0:796d0f61a05b | 46 | #include "polarssl/platform.h" |
HannesTschofenig | 0:796d0f61a05b | 47 | #else |
HannesTschofenig | 0:796d0f61a05b | 48 | #define polarssl_printf printf |
HannesTschofenig | 0:796d0f61a05b | 49 | #endif |
HannesTschofenig | 0:796d0f61a05b | 50 | |
HannesTschofenig | 0:796d0f61a05b | 51 | #if !defined(POLARSSL_SHA256_ALT) |
HannesTschofenig | 0:796d0f61a05b | 52 | |
HannesTschofenig | 0:796d0f61a05b | 53 | /* |
HannesTschofenig | 0:796d0f61a05b | 54 | * 32-bit integer manipulation macros (big endian) |
HannesTschofenig | 0:796d0f61a05b | 55 | */ |
HannesTschofenig | 0:796d0f61a05b | 56 | #ifndef GET_UINT32_BE |
HannesTschofenig | 0:796d0f61a05b | 57 | #define GET_UINT32_BE(n,b,i) \ |
HannesTschofenig | 0:796d0f61a05b | 58 | { \ |
HannesTschofenig | 0:796d0f61a05b | 59 | (n) = ( (uint32_t) (b)[(i) ] << 24 ) \ |
HannesTschofenig | 0:796d0f61a05b | 60 | | ( (uint32_t) (b)[(i) + 1] << 16 ) \ |
HannesTschofenig | 0:796d0f61a05b | 61 | | ( (uint32_t) (b)[(i) + 2] << 8 ) \ |
HannesTschofenig | 0:796d0f61a05b | 62 | | ( (uint32_t) (b)[(i) + 3] ); \ |
HannesTschofenig | 0:796d0f61a05b | 63 | } |
HannesTschofenig | 0:796d0f61a05b | 64 | #endif |
HannesTschofenig | 0:796d0f61a05b | 65 | |
HannesTschofenig | 0:796d0f61a05b | 66 | #ifndef PUT_UINT32_BE |
HannesTschofenig | 0:796d0f61a05b | 67 | #define PUT_UINT32_BE(n,b,i) \ |
HannesTschofenig | 0:796d0f61a05b | 68 | { \ |
HannesTschofenig | 0:796d0f61a05b | 69 | (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \ |
HannesTschofenig | 0:796d0f61a05b | 70 | (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \ |
HannesTschofenig | 0:796d0f61a05b | 71 | (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \ |
HannesTschofenig | 0:796d0f61a05b | 72 | (b)[(i) + 3] = (unsigned char) ( (n) ); \ |
HannesTschofenig | 0:796d0f61a05b | 73 | } |
HannesTschofenig | 0:796d0f61a05b | 74 | #endif |
HannesTschofenig | 0:796d0f61a05b | 75 | |
HannesTschofenig | 0:796d0f61a05b | 76 | /* |
HannesTschofenig | 0:796d0f61a05b | 77 | * SHA-256 context setup |
HannesTschofenig | 0:796d0f61a05b | 78 | */ |
HannesTschofenig | 0:796d0f61a05b | 79 | void sha256_starts( sha256_context *ctx, int is224 ) |
HannesTschofenig | 0:796d0f61a05b | 80 | { |
HannesTschofenig | 0:796d0f61a05b | 81 | ctx->total[0] = 0; |
HannesTschofenig | 0:796d0f61a05b | 82 | ctx->total[1] = 0; |
HannesTschofenig | 0:796d0f61a05b | 83 | |
HannesTschofenig | 0:796d0f61a05b | 84 | if( is224 == 0 ) |
HannesTschofenig | 0:796d0f61a05b | 85 | { |
HannesTschofenig | 0:796d0f61a05b | 86 | /* SHA-256 */ |
HannesTschofenig | 0:796d0f61a05b | 87 | ctx->state[0] = 0x6A09E667; |
HannesTschofenig | 0:796d0f61a05b | 88 | ctx->state[1] = 0xBB67AE85; |
HannesTschofenig | 0:796d0f61a05b | 89 | ctx->state[2] = 0x3C6EF372; |
HannesTschofenig | 0:796d0f61a05b | 90 | ctx->state[3] = 0xA54FF53A; |
HannesTschofenig | 0:796d0f61a05b | 91 | ctx->state[4] = 0x510E527F; |
HannesTschofenig | 0:796d0f61a05b | 92 | ctx->state[5] = 0x9B05688C; |
HannesTschofenig | 0:796d0f61a05b | 93 | ctx->state[6] = 0x1F83D9AB; |
HannesTschofenig | 0:796d0f61a05b | 94 | ctx->state[7] = 0x5BE0CD19; |
HannesTschofenig | 0:796d0f61a05b | 95 | } |
HannesTschofenig | 0:796d0f61a05b | 96 | else |
HannesTschofenig | 0:796d0f61a05b | 97 | { |
HannesTschofenig | 0:796d0f61a05b | 98 | /* SHA-224 */ |
HannesTschofenig | 0:796d0f61a05b | 99 | ctx->state[0] = 0xC1059ED8; |
HannesTschofenig | 0:796d0f61a05b | 100 | ctx->state[1] = 0x367CD507; |
HannesTschofenig | 0:796d0f61a05b | 101 | ctx->state[2] = 0x3070DD17; |
HannesTschofenig | 0:796d0f61a05b | 102 | ctx->state[3] = 0xF70E5939; |
HannesTschofenig | 0:796d0f61a05b | 103 | ctx->state[4] = 0xFFC00B31; |
HannesTschofenig | 0:796d0f61a05b | 104 | ctx->state[5] = 0x68581511; |
HannesTschofenig | 0:796d0f61a05b | 105 | ctx->state[6] = 0x64F98FA7; |
HannesTschofenig | 0:796d0f61a05b | 106 | ctx->state[7] = 0xBEFA4FA4; |
HannesTschofenig | 0:796d0f61a05b | 107 | } |
HannesTschofenig | 0:796d0f61a05b | 108 | |
HannesTschofenig | 0:796d0f61a05b | 109 | ctx->is224 = is224; |
HannesTschofenig | 0:796d0f61a05b | 110 | } |
HannesTschofenig | 0:796d0f61a05b | 111 | |
HannesTschofenig | 0:796d0f61a05b | 112 | void sha256_process( sha256_context *ctx, const unsigned char data[64] ) |
HannesTschofenig | 0:796d0f61a05b | 113 | { |
HannesTschofenig | 0:796d0f61a05b | 114 | uint32_t temp1, temp2, W[64]; |
HannesTschofenig | 0:796d0f61a05b | 115 | uint32_t A, B, C, D, E, F, G, H; |
HannesTschofenig | 0:796d0f61a05b | 116 | |
HannesTschofenig | 0:796d0f61a05b | 117 | GET_UINT32_BE( W[ 0], data, 0 ); |
HannesTschofenig | 0:796d0f61a05b | 118 | GET_UINT32_BE( W[ 1], data, 4 ); |
HannesTschofenig | 0:796d0f61a05b | 119 | GET_UINT32_BE( W[ 2], data, 8 ); |
HannesTschofenig | 0:796d0f61a05b | 120 | GET_UINT32_BE( W[ 3], data, 12 ); |
HannesTschofenig | 0:796d0f61a05b | 121 | GET_UINT32_BE( W[ 4], data, 16 ); |
HannesTschofenig | 0:796d0f61a05b | 122 | GET_UINT32_BE( W[ 5], data, 20 ); |
HannesTschofenig | 0:796d0f61a05b | 123 | GET_UINT32_BE( W[ 6], data, 24 ); |
HannesTschofenig | 0:796d0f61a05b | 124 | GET_UINT32_BE( W[ 7], data, 28 ); |
HannesTschofenig | 0:796d0f61a05b | 125 | GET_UINT32_BE( W[ 8], data, 32 ); |
HannesTschofenig | 0:796d0f61a05b | 126 | GET_UINT32_BE( W[ 9], data, 36 ); |
HannesTschofenig | 0:796d0f61a05b | 127 | GET_UINT32_BE( W[10], data, 40 ); |
HannesTschofenig | 0:796d0f61a05b | 128 | GET_UINT32_BE( W[11], data, 44 ); |
HannesTschofenig | 0:796d0f61a05b | 129 | GET_UINT32_BE( W[12], data, 48 ); |
HannesTschofenig | 0:796d0f61a05b | 130 | GET_UINT32_BE( W[13], data, 52 ); |
HannesTschofenig | 0:796d0f61a05b | 131 | GET_UINT32_BE( W[14], data, 56 ); |
HannesTschofenig | 0:796d0f61a05b | 132 | GET_UINT32_BE( W[15], data, 60 ); |
HannesTschofenig | 0:796d0f61a05b | 133 | |
HannesTschofenig | 0:796d0f61a05b | 134 | #define SHR(x,n) ((x & 0xFFFFFFFF) >> n) |
HannesTschofenig | 0:796d0f61a05b | 135 | #define ROTR(x,n) (SHR(x,n) | (x << (32 - n))) |
HannesTschofenig | 0:796d0f61a05b | 136 | |
HannesTschofenig | 0:796d0f61a05b | 137 | #define S0(x) (ROTR(x, 7) ^ ROTR(x,18) ^ SHR(x, 3)) |
HannesTschofenig | 0:796d0f61a05b | 138 | #define S1(x) (ROTR(x,17) ^ ROTR(x,19) ^ SHR(x,10)) |
HannesTschofenig | 0:796d0f61a05b | 139 | |
HannesTschofenig | 0:796d0f61a05b | 140 | #define S2(x) (ROTR(x, 2) ^ ROTR(x,13) ^ ROTR(x,22)) |
HannesTschofenig | 0:796d0f61a05b | 141 | #define S3(x) (ROTR(x, 6) ^ ROTR(x,11) ^ ROTR(x,25)) |
HannesTschofenig | 0:796d0f61a05b | 142 | |
HannesTschofenig | 0:796d0f61a05b | 143 | #define F0(x,y,z) ((x & y) | (z & (x | y))) |
HannesTschofenig | 0:796d0f61a05b | 144 | #define F1(x,y,z) (z ^ (x & (y ^ z))) |
HannesTschofenig | 0:796d0f61a05b | 145 | |
HannesTschofenig | 0:796d0f61a05b | 146 | #define R(t) \ |
HannesTschofenig | 0:796d0f61a05b | 147 | ( \ |
HannesTschofenig | 0:796d0f61a05b | 148 | W[t] = S1(W[t - 2]) + W[t - 7] + \ |
HannesTschofenig | 0:796d0f61a05b | 149 | S0(W[t - 15]) + W[t - 16] \ |
HannesTschofenig | 0:796d0f61a05b | 150 | ) |
HannesTschofenig | 0:796d0f61a05b | 151 | |
HannesTschofenig | 0:796d0f61a05b | 152 | #define P(a,b,c,d,e,f,g,h,x,K) \ |
HannesTschofenig | 0:796d0f61a05b | 153 | { \ |
HannesTschofenig | 0:796d0f61a05b | 154 | temp1 = h + S3(e) + F1(e,f,g) + K + x; \ |
HannesTschofenig | 0:796d0f61a05b | 155 | temp2 = S2(a) + F0(a,b,c); \ |
HannesTschofenig | 0:796d0f61a05b | 156 | d += temp1; h = temp1 + temp2; \ |
HannesTschofenig | 0:796d0f61a05b | 157 | } |
HannesTschofenig | 0:796d0f61a05b | 158 | |
HannesTschofenig | 0:796d0f61a05b | 159 | A = ctx->state[0]; |
HannesTschofenig | 0:796d0f61a05b | 160 | B = ctx->state[1]; |
HannesTschofenig | 0:796d0f61a05b | 161 | C = ctx->state[2]; |
HannesTschofenig | 0:796d0f61a05b | 162 | D = ctx->state[3]; |
HannesTschofenig | 0:796d0f61a05b | 163 | E = ctx->state[4]; |
HannesTschofenig | 0:796d0f61a05b | 164 | F = ctx->state[5]; |
HannesTschofenig | 0:796d0f61a05b | 165 | G = ctx->state[6]; |
HannesTschofenig | 0:796d0f61a05b | 166 | H = ctx->state[7]; |
HannesTschofenig | 0:796d0f61a05b | 167 | |
HannesTschofenig | 0:796d0f61a05b | 168 | P( A, B, C, D, E, F, G, H, W[ 0], 0x428A2F98 ); |
HannesTschofenig | 0:796d0f61a05b | 169 | P( H, A, B, C, D, E, F, G, W[ 1], 0x71374491 ); |
HannesTschofenig | 0:796d0f61a05b | 170 | P( G, H, A, B, C, D, E, F, W[ 2], 0xB5C0FBCF ); |
HannesTschofenig | 0:796d0f61a05b | 171 | P( F, G, H, A, B, C, D, E, W[ 3], 0xE9B5DBA5 ); |
HannesTschofenig | 0:796d0f61a05b | 172 | P( E, F, G, H, A, B, C, D, W[ 4], 0x3956C25B ); |
HannesTschofenig | 0:796d0f61a05b | 173 | P( D, E, F, G, H, A, B, C, W[ 5], 0x59F111F1 ); |
HannesTschofenig | 0:796d0f61a05b | 174 | P( C, D, E, F, G, H, A, B, W[ 6], 0x923F82A4 ); |
HannesTschofenig | 0:796d0f61a05b | 175 | P( B, C, D, E, F, G, H, A, W[ 7], 0xAB1C5ED5 ); |
HannesTschofenig | 0:796d0f61a05b | 176 | P( A, B, C, D, E, F, G, H, W[ 8], 0xD807AA98 ); |
HannesTschofenig | 0:796d0f61a05b | 177 | P( H, A, B, C, D, E, F, G, W[ 9], 0x12835B01 ); |
HannesTschofenig | 0:796d0f61a05b | 178 | P( G, H, A, B, C, D, E, F, W[10], 0x243185BE ); |
HannesTschofenig | 0:796d0f61a05b | 179 | P( F, G, H, A, B, C, D, E, W[11], 0x550C7DC3 ); |
HannesTschofenig | 0:796d0f61a05b | 180 | P( E, F, G, H, A, B, C, D, W[12], 0x72BE5D74 ); |
HannesTschofenig | 0:796d0f61a05b | 181 | P( D, E, F, G, H, A, B, C, W[13], 0x80DEB1FE ); |
HannesTschofenig | 0:796d0f61a05b | 182 | P( C, D, E, F, G, H, A, B, W[14], 0x9BDC06A7 ); |
HannesTschofenig | 0:796d0f61a05b | 183 | P( B, C, D, E, F, G, H, A, W[15], 0xC19BF174 ); |
HannesTschofenig | 0:796d0f61a05b | 184 | P( A, B, C, D, E, F, G, H, R(16), 0xE49B69C1 ); |
HannesTschofenig | 0:796d0f61a05b | 185 | P( H, A, B, C, D, E, F, G, R(17), 0xEFBE4786 ); |
HannesTschofenig | 0:796d0f61a05b | 186 | P( G, H, A, B, C, D, E, F, R(18), 0x0FC19DC6 ); |
HannesTschofenig | 0:796d0f61a05b | 187 | P( F, G, H, A, B, C, D, E, R(19), 0x240CA1CC ); |
HannesTschofenig | 0:796d0f61a05b | 188 | P( E, F, G, H, A, B, C, D, R(20), 0x2DE92C6F ); |
HannesTschofenig | 0:796d0f61a05b | 189 | P( D, E, F, G, H, A, B, C, R(21), 0x4A7484AA ); |
HannesTschofenig | 0:796d0f61a05b | 190 | P( C, D, E, F, G, H, A, B, R(22), 0x5CB0A9DC ); |
HannesTschofenig | 0:796d0f61a05b | 191 | P( B, C, D, E, F, G, H, A, R(23), 0x76F988DA ); |
HannesTschofenig | 0:796d0f61a05b | 192 | P( A, B, C, D, E, F, G, H, R(24), 0x983E5152 ); |
HannesTschofenig | 0:796d0f61a05b | 193 | P( H, A, B, C, D, E, F, G, R(25), 0xA831C66D ); |
HannesTschofenig | 0:796d0f61a05b | 194 | P( G, H, A, B, C, D, E, F, R(26), 0xB00327C8 ); |
HannesTschofenig | 0:796d0f61a05b | 195 | P( F, G, H, A, B, C, D, E, R(27), 0xBF597FC7 ); |
HannesTschofenig | 0:796d0f61a05b | 196 | P( E, F, G, H, A, B, C, D, R(28), 0xC6E00BF3 ); |
HannesTschofenig | 0:796d0f61a05b | 197 | P( D, E, F, G, H, A, B, C, R(29), 0xD5A79147 ); |
HannesTschofenig | 0:796d0f61a05b | 198 | P( C, D, E, F, G, H, A, B, R(30), 0x06CA6351 ); |
HannesTschofenig | 0:796d0f61a05b | 199 | P( B, C, D, E, F, G, H, A, R(31), 0x14292967 ); |
HannesTschofenig | 0:796d0f61a05b | 200 | P( A, B, C, D, E, F, G, H, R(32), 0x27B70A85 ); |
HannesTschofenig | 0:796d0f61a05b | 201 | P( H, A, B, C, D, E, F, G, R(33), 0x2E1B2138 ); |
HannesTschofenig | 0:796d0f61a05b | 202 | P( G, H, A, B, C, D, E, F, R(34), 0x4D2C6DFC ); |
HannesTschofenig | 0:796d0f61a05b | 203 | P( F, G, H, A, B, C, D, E, R(35), 0x53380D13 ); |
HannesTschofenig | 0:796d0f61a05b | 204 | P( E, F, G, H, A, B, C, D, R(36), 0x650A7354 ); |
HannesTschofenig | 0:796d0f61a05b | 205 | P( D, E, F, G, H, A, B, C, R(37), 0x766A0ABB ); |
HannesTschofenig | 0:796d0f61a05b | 206 | P( C, D, E, F, G, H, A, B, R(38), 0x81C2C92E ); |
HannesTschofenig | 0:796d0f61a05b | 207 | P( B, C, D, E, F, G, H, A, R(39), 0x92722C85 ); |
HannesTschofenig | 0:796d0f61a05b | 208 | P( A, B, C, D, E, F, G, H, R(40), 0xA2BFE8A1 ); |
HannesTschofenig | 0:796d0f61a05b | 209 | P( H, A, B, C, D, E, F, G, R(41), 0xA81A664B ); |
HannesTschofenig | 0:796d0f61a05b | 210 | P( G, H, A, B, C, D, E, F, R(42), 0xC24B8B70 ); |
HannesTschofenig | 0:796d0f61a05b | 211 | P( F, G, H, A, B, C, D, E, R(43), 0xC76C51A3 ); |
HannesTschofenig | 0:796d0f61a05b | 212 | P( E, F, G, H, A, B, C, D, R(44), 0xD192E819 ); |
HannesTschofenig | 0:796d0f61a05b | 213 | P( D, E, F, G, H, A, B, C, R(45), 0xD6990624 ); |
HannesTschofenig | 0:796d0f61a05b | 214 | P( C, D, E, F, G, H, A, B, R(46), 0xF40E3585 ); |
HannesTschofenig | 0:796d0f61a05b | 215 | P( B, C, D, E, F, G, H, A, R(47), 0x106AA070 ); |
HannesTschofenig | 0:796d0f61a05b | 216 | P( A, B, C, D, E, F, G, H, R(48), 0x19A4C116 ); |
HannesTschofenig | 0:796d0f61a05b | 217 | P( H, A, B, C, D, E, F, G, R(49), 0x1E376C08 ); |
HannesTschofenig | 0:796d0f61a05b | 218 | P( G, H, A, B, C, D, E, F, R(50), 0x2748774C ); |
HannesTschofenig | 0:796d0f61a05b | 219 | P( F, G, H, A, B, C, D, E, R(51), 0x34B0BCB5 ); |
HannesTschofenig | 0:796d0f61a05b | 220 | P( E, F, G, H, A, B, C, D, R(52), 0x391C0CB3 ); |
HannesTschofenig | 0:796d0f61a05b | 221 | P( D, E, F, G, H, A, B, C, R(53), 0x4ED8AA4A ); |
HannesTschofenig | 0:796d0f61a05b | 222 | P( C, D, E, F, G, H, A, B, R(54), 0x5B9CCA4F ); |
HannesTschofenig | 0:796d0f61a05b | 223 | P( B, C, D, E, F, G, H, A, R(55), 0x682E6FF3 ); |
HannesTschofenig | 0:796d0f61a05b | 224 | P( A, B, C, D, E, F, G, H, R(56), 0x748F82EE ); |
HannesTschofenig | 0:796d0f61a05b | 225 | P( H, A, B, C, D, E, F, G, R(57), 0x78A5636F ); |
HannesTschofenig | 0:796d0f61a05b | 226 | P( G, H, A, B, C, D, E, F, R(58), 0x84C87814 ); |
HannesTschofenig | 0:796d0f61a05b | 227 | P( F, G, H, A, B, C, D, E, R(59), 0x8CC70208 ); |
HannesTschofenig | 0:796d0f61a05b | 228 | P( E, F, G, H, A, B, C, D, R(60), 0x90BEFFFA ); |
HannesTschofenig | 0:796d0f61a05b | 229 | P( D, E, F, G, H, A, B, C, R(61), 0xA4506CEB ); |
HannesTschofenig | 0:796d0f61a05b | 230 | P( C, D, E, F, G, H, A, B, R(62), 0xBEF9A3F7 ); |
HannesTschofenig | 0:796d0f61a05b | 231 | P( B, C, D, E, F, G, H, A, R(63), 0xC67178F2 ); |
HannesTschofenig | 0:796d0f61a05b | 232 | |
HannesTschofenig | 0:796d0f61a05b | 233 | ctx->state[0] += A; |
HannesTschofenig | 0:796d0f61a05b | 234 | ctx->state[1] += B; |
HannesTschofenig | 0:796d0f61a05b | 235 | ctx->state[2] += C; |
HannesTschofenig | 0:796d0f61a05b | 236 | ctx->state[3] += D; |
HannesTschofenig | 0:796d0f61a05b | 237 | ctx->state[4] += E; |
HannesTschofenig | 0:796d0f61a05b | 238 | ctx->state[5] += F; |
HannesTschofenig | 0:796d0f61a05b | 239 | ctx->state[6] += G; |
HannesTschofenig | 0:796d0f61a05b | 240 | ctx->state[7] += H; |
HannesTschofenig | 0:796d0f61a05b | 241 | } |
HannesTschofenig | 0:796d0f61a05b | 242 | |
HannesTschofenig | 0:796d0f61a05b | 243 | /* |
HannesTschofenig | 0:796d0f61a05b | 244 | * SHA-256 process buffer |
HannesTschofenig | 0:796d0f61a05b | 245 | */ |
HannesTschofenig | 0:796d0f61a05b | 246 | void sha256_update( sha256_context *ctx, const unsigned char *input, |
HannesTschofenig | 0:796d0f61a05b | 247 | size_t ilen ) |
HannesTschofenig | 0:796d0f61a05b | 248 | { |
HannesTschofenig | 0:796d0f61a05b | 249 | size_t fill; |
HannesTschofenig | 0:796d0f61a05b | 250 | uint32_t left; |
HannesTschofenig | 0:796d0f61a05b | 251 | |
HannesTschofenig | 0:796d0f61a05b | 252 | if( ilen <= 0 ) |
HannesTschofenig | 0:796d0f61a05b | 253 | return; |
HannesTschofenig | 0:796d0f61a05b | 254 | |
HannesTschofenig | 0:796d0f61a05b | 255 | left = ctx->total[0] & 0x3F; |
HannesTschofenig | 0:796d0f61a05b | 256 | fill = 64 - left; |
HannesTschofenig | 0:796d0f61a05b | 257 | |
HannesTschofenig | 0:796d0f61a05b | 258 | ctx->total[0] += (uint32_t) ilen; |
HannesTschofenig | 0:796d0f61a05b | 259 | ctx->total[0] &= 0xFFFFFFFF; |
HannesTschofenig | 0:796d0f61a05b | 260 | |
HannesTschofenig | 0:796d0f61a05b | 261 | if( ctx->total[0] < (uint32_t) ilen ) |
HannesTschofenig | 0:796d0f61a05b | 262 | ctx->total[1]++; |
HannesTschofenig | 0:796d0f61a05b | 263 | |
HannesTschofenig | 0:796d0f61a05b | 264 | if( left && ilen >= fill ) |
HannesTschofenig | 0:796d0f61a05b | 265 | { |
HannesTschofenig | 0:796d0f61a05b | 266 | memcpy( (void *) (ctx->buffer + left), input, fill ); |
HannesTschofenig | 0:796d0f61a05b | 267 | sha256_process( ctx, ctx->buffer ); |
HannesTschofenig | 0:796d0f61a05b | 268 | input += fill; |
HannesTschofenig | 0:796d0f61a05b | 269 | ilen -= fill; |
HannesTschofenig | 0:796d0f61a05b | 270 | left = 0; |
HannesTschofenig | 0:796d0f61a05b | 271 | } |
HannesTschofenig | 0:796d0f61a05b | 272 | |
HannesTschofenig | 0:796d0f61a05b | 273 | while( ilen >= 64 ) |
HannesTschofenig | 0:796d0f61a05b | 274 | { |
HannesTschofenig | 0:796d0f61a05b | 275 | sha256_process( ctx, input ); |
HannesTschofenig | 0:796d0f61a05b | 276 | input += 64; |
HannesTschofenig | 0:796d0f61a05b | 277 | ilen -= 64; |
HannesTschofenig | 0:796d0f61a05b | 278 | } |
HannesTschofenig | 0:796d0f61a05b | 279 | |
HannesTschofenig | 0:796d0f61a05b | 280 | if( ilen > 0 ) |
HannesTschofenig | 0:796d0f61a05b | 281 | memcpy( (void *) (ctx->buffer + left), input, ilen ); |
HannesTschofenig | 0:796d0f61a05b | 282 | } |
HannesTschofenig | 0:796d0f61a05b | 283 | |
HannesTschofenig | 0:796d0f61a05b | 284 | static const unsigned char sha256_padding[64] = |
HannesTschofenig | 0:796d0f61a05b | 285 | { |
HannesTschofenig | 0:796d0f61a05b | 286 | 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
HannesTschofenig | 0:796d0f61a05b | 287 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
HannesTschofenig | 0:796d0f61a05b | 288 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
HannesTschofenig | 0:796d0f61a05b | 289 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 |
HannesTschofenig | 0:796d0f61a05b | 290 | }; |
HannesTschofenig | 0:796d0f61a05b | 291 | |
HannesTschofenig | 0:796d0f61a05b | 292 | /* |
HannesTschofenig | 0:796d0f61a05b | 293 | * SHA-256 final digest |
HannesTschofenig | 0:796d0f61a05b | 294 | */ |
HannesTschofenig | 0:796d0f61a05b | 295 | void sha256_finish( sha256_context *ctx, unsigned char output[32] ) |
HannesTschofenig | 0:796d0f61a05b | 296 | { |
HannesTschofenig | 0:796d0f61a05b | 297 | uint32_t last, padn; |
HannesTschofenig | 0:796d0f61a05b | 298 | uint32_t high, low; |
HannesTschofenig | 0:796d0f61a05b | 299 | unsigned char msglen[8]; |
HannesTschofenig | 0:796d0f61a05b | 300 | |
HannesTschofenig | 0:796d0f61a05b | 301 | high = ( ctx->total[0] >> 29 ) |
HannesTschofenig | 0:796d0f61a05b | 302 | | ( ctx->total[1] << 3 ); |
HannesTschofenig | 0:796d0f61a05b | 303 | low = ( ctx->total[0] << 3 ); |
HannesTschofenig | 0:796d0f61a05b | 304 | |
HannesTschofenig | 0:796d0f61a05b | 305 | PUT_UINT32_BE( high, msglen, 0 ); |
HannesTschofenig | 0:796d0f61a05b | 306 | PUT_UINT32_BE( low, msglen, 4 ); |
HannesTschofenig | 0:796d0f61a05b | 307 | |
HannesTschofenig | 0:796d0f61a05b | 308 | last = ctx->total[0] & 0x3F; |
HannesTschofenig | 0:796d0f61a05b | 309 | padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last ); |
HannesTschofenig | 0:796d0f61a05b | 310 | |
HannesTschofenig | 0:796d0f61a05b | 311 | sha256_update( ctx, sha256_padding, padn ); |
HannesTschofenig | 0:796d0f61a05b | 312 | sha256_update( ctx, msglen, 8 ); |
HannesTschofenig | 0:796d0f61a05b | 313 | |
HannesTschofenig | 0:796d0f61a05b | 314 | PUT_UINT32_BE( ctx->state[0], output, 0 ); |
HannesTschofenig | 0:796d0f61a05b | 315 | PUT_UINT32_BE( ctx->state[1], output, 4 ); |
HannesTschofenig | 0:796d0f61a05b | 316 | PUT_UINT32_BE( ctx->state[2], output, 8 ); |
HannesTschofenig | 0:796d0f61a05b | 317 | PUT_UINT32_BE( ctx->state[3], output, 12 ); |
HannesTschofenig | 0:796d0f61a05b | 318 | PUT_UINT32_BE( ctx->state[4], output, 16 ); |
HannesTschofenig | 0:796d0f61a05b | 319 | PUT_UINT32_BE( ctx->state[5], output, 20 ); |
HannesTschofenig | 0:796d0f61a05b | 320 | PUT_UINT32_BE( ctx->state[6], output, 24 ); |
HannesTschofenig | 0:796d0f61a05b | 321 | |
HannesTschofenig | 0:796d0f61a05b | 322 | if( ctx->is224 == 0 ) |
HannesTschofenig | 0:796d0f61a05b | 323 | PUT_UINT32_BE( ctx->state[7], output, 28 ); |
HannesTschofenig | 0:796d0f61a05b | 324 | } |
HannesTschofenig | 0:796d0f61a05b | 325 | |
HannesTschofenig | 0:796d0f61a05b | 326 | #endif /* !POLARSSL_SHA256_ALT */ |
HannesTschofenig | 0:796d0f61a05b | 327 | |
HannesTschofenig | 0:796d0f61a05b | 328 | /* |
HannesTschofenig | 0:796d0f61a05b | 329 | * output = SHA-256( input buffer ) |
HannesTschofenig | 0:796d0f61a05b | 330 | */ |
HannesTschofenig | 0:796d0f61a05b | 331 | void sha256( const unsigned char *input, size_t ilen, |
HannesTschofenig | 0:796d0f61a05b | 332 | unsigned char output[32], int is224 ) |
HannesTschofenig | 0:796d0f61a05b | 333 | { |
HannesTschofenig | 0:796d0f61a05b | 334 | sha256_context ctx; |
HannesTschofenig | 0:796d0f61a05b | 335 | |
HannesTschofenig | 0:796d0f61a05b | 336 | sha256_starts( &ctx, is224 ); |
HannesTschofenig | 0:796d0f61a05b | 337 | sha256_update( &ctx, input, ilen ); |
HannesTschofenig | 0:796d0f61a05b | 338 | sha256_finish( &ctx, output ); |
HannesTschofenig | 0:796d0f61a05b | 339 | |
HannesTschofenig | 0:796d0f61a05b | 340 | memset( &ctx, 0, sizeof( sha256_context ) ); |
HannesTschofenig | 0:796d0f61a05b | 341 | } |
HannesTschofenig | 0:796d0f61a05b | 342 | |
HannesTschofenig | 0:796d0f61a05b | 343 | #if defined(POLARSSL_FS_IO) |
HannesTschofenig | 0:796d0f61a05b | 344 | /* |
HannesTschofenig | 0:796d0f61a05b | 345 | * output = SHA-256( file contents ) |
HannesTschofenig | 0:796d0f61a05b | 346 | */ |
HannesTschofenig | 0:796d0f61a05b | 347 | int sha256_file( const char *path, unsigned char output[32], int is224 ) |
HannesTschofenig | 0:796d0f61a05b | 348 | { |
HannesTschofenig | 0:796d0f61a05b | 349 | FILE *f; |
HannesTschofenig | 0:796d0f61a05b | 350 | size_t n; |
HannesTschofenig | 0:796d0f61a05b | 351 | sha256_context ctx; |
HannesTschofenig | 0:796d0f61a05b | 352 | unsigned char buf[1024]; |
HannesTschofenig | 0:796d0f61a05b | 353 | |
HannesTschofenig | 0:796d0f61a05b | 354 | if( ( f = fopen( path, "rb" ) ) == NULL ) |
HannesTschofenig | 0:796d0f61a05b | 355 | return( POLARSSL_ERR_SHA256_FILE_IO_ERROR ); |
HannesTschofenig | 0:796d0f61a05b | 356 | |
HannesTschofenig | 0:796d0f61a05b | 357 | sha256_starts( &ctx, is224 ); |
HannesTschofenig | 0:796d0f61a05b | 358 | |
HannesTschofenig | 0:796d0f61a05b | 359 | while( ( n = fread( buf, 1, sizeof( buf ), f ) ) > 0 ) |
HannesTschofenig | 0:796d0f61a05b | 360 | sha256_update( &ctx, buf, n ); |
HannesTschofenig | 0:796d0f61a05b | 361 | |
HannesTschofenig | 0:796d0f61a05b | 362 | sha256_finish( &ctx, output ); |
HannesTschofenig | 0:796d0f61a05b | 363 | |
HannesTschofenig | 0:796d0f61a05b | 364 | memset( &ctx, 0, sizeof( sha256_context ) ); |
HannesTschofenig | 0:796d0f61a05b | 365 | |
HannesTschofenig | 0:796d0f61a05b | 366 | if( ferror( f ) != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 367 | { |
HannesTschofenig | 0:796d0f61a05b | 368 | fclose( f ); |
HannesTschofenig | 0:796d0f61a05b | 369 | return( POLARSSL_ERR_SHA256_FILE_IO_ERROR ); |
HannesTschofenig | 0:796d0f61a05b | 370 | } |
HannesTschofenig | 0:796d0f61a05b | 371 | |
HannesTschofenig | 0:796d0f61a05b | 372 | fclose( f ); |
HannesTschofenig | 0:796d0f61a05b | 373 | return( 0 ); |
HannesTschofenig | 0:796d0f61a05b | 374 | } |
HannesTschofenig | 0:796d0f61a05b | 375 | #endif /* POLARSSL_FS_IO */ |
HannesTschofenig | 0:796d0f61a05b | 376 | |
HannesTschofenig | 0:796d0f61a05b | 377 | /* |
HannesTschofenig | 0:796d0f61a05b | 378 | * SHA-256 HMAC context setup |
HannesTschofenig | 0:796d0f61a05b | 379 | */ |
HannesTschofenig | 0:796d0f61a05b | 380 | void sha256_hmac_starts( sha256_context *ctx, const unsigned char *key, |
HannesTschofenig | 0:796d0f61a05b | 381 | size_t keylen, int is224 ) |
HannesTschofenig | 0:796d0f61a05b | 382 | { |
HannesTschofenig | 0:796d0f61a05b | 383 | size_t i; |
HannesTschofenig | 0:796d0f61a05b | 384 | unsigned char sum[32]; |
HannesTschofenig | 0:796d0f61a05b | 385 | |
HannesTschofenig | 0:796d0f61a05b | 386 | if( keylen > 64 ) |
HannesTschofenig | 0:796d0f61a05b | 387 | { |
HannesTschofenig | 0:796d0f61a05b | 388 | sha256( key, keylen, sum, is224 ); |
HannesTschofenig | 0:796d0f61a05b | 389 | keylen = ( is224 ) ? 28 : 32; |
HannesTschofenig | 0:796d0f61a05b | 390 | key = sum; |
HannesTschofenig | 0:796d0f61a05b | 391 | } |
HannesTschofenig | 0:796d0f61a05b | 392 | |
HannesTschofenig | 0:796d0f61a05b | 393 | memset( ctx->ipad, 0x36, 64 ); |
HannesTschofenig | 0:796d0f61a05b | 394 | memset( ctx->opad, 0x5C, 64 ); |
HannesTschofenig | 0:796d0f61a05b | 395 | |
HannesTschofenig | 0:796d0f61a05b | 396 | for( i = 0; i < keylen; i++ ) |
HannesTschofenig | 0:796d0f61a05b | 397 | { |
HannesTschofenig | 0:796d0f61a05b | 398 | ctx->ipad[i] = (unsigned char)( ctx->ipad[i] ^ key[i] ); |
HannesTschofenig | 0:796d0f61a05b | 399 | ctx->opad[i] = (unsigned char)( ctx->opad[i] ^ key[i] ); |
HannesTschofenig | 0:796d0f61a05b | 400 | } |
HannesTschofenig | 0:796d0f61a05b | 401 | |
HannesTschofenig | 0:796d0f61a05b | 402 | sha256_starts( ctx, is224 ); |
HannesTschofenig | 0:796d0f61a05b | 403 | sha256_update( ctx, ctx->ipad, 64 ); |
HannesTschofenig | 0:796d0f61a05b | 404 | |
HannesTschofenig | 0:796d0f61a05b | 405 | memset( sum, 0, sizeof( sum ) ); |
HannesTschofenig | 0:796d0f61a05b | 406 | } |
HannesTschofenig | 0:796d0f61a05b | 407 | |
HannesTschofenig | 0:796d0f61a05b | 408 | /* |
HannesTschofenig | 0:796d0f61a05b | 409 | * SHA-256 HMAC process buffer |
HannesTschofenig | 0:796d0f61a05b | 410 | */ |
HannesTschofenig | 0:796d0f61a05b | 411 | void sha256_hmac_update( sha256_context *ctx, const unsigned char *input, |
HannesTschofenig | 0:796d0f61a05b | 412 | size_t ilen ) |
HannesTschofenig | 0:796d0f61a05b | 413 | { |
HannesTschofenig | 0:796d0f61a05b | 414 | sha256_update( ctx, input, ilen ); |
HannesTschofenig | 0:796d0f61a05b | 415 | } |
HannesTschofenig | 0:796d0f61a05b | 416 | |
HannesTschofenig | 0:796d0f61a05b | 417 | /* |
HannesTschofenig | 0:796d0f61a05b | 418 | * SHA-256 HMAC final digest |
HannesTschofenig | 0:796d0f61a05b | 419 | */ |
HannesTschofenig | 0:796d0f61a05b | 420 | void sha256_hmac_finish( sha256_context *ctx, unsigned char output[32] ) |
HannesTschofenig | 0:796d0f61a05b | 421 | { |
HannesTschofenig | 0:796d0f61a05b | 422 | int is224, hlen; |
HannesTschofenig | 0:796d0f61a05b | 423 | unsigned char tmpbuf[32]; |
HannesTschofenig | 0:796d0f61a05b | 424 | |
HannesTschofenig | 0:796d0f61a05b | 425 | is224 = ctx->is224; |
HannesTschofenig | 0:796d0f61a05b | 426 | hlen = ( is224 == 0 ) ? 32 : 28; |
HannesTschofenig | 0:796d0f61a05b | 427 | |
HannesTschofenig | 0:796d0f61a05b | 428 | sha256_finish( ctx, tmpbuf ); |
HannesTschofenig | 0:796d0f61a05b | 429 | sha256_starts( ctx, is224 ); |
HannesTschofenig | 0:796d0f61a05b | 430 | sha256_update( ctx, ctx->opad, 64 ); |
HannesTschofenig | 0:796d0f61a05b | 431 | sha256_update( ctx, tmpbuf, hlen ); |
HannesTschofenig | 0:796d0f61a05b | 432 | sha256_finish( ctx, output ); |
HannesTschofenig | 0:796d0f61a05b | 433 | |
HannesTschofenig | 0:796d0f61a05b | 434 | memset( tmpbuf, 0, sizeof( tmpbuf ) ); |
HannesTschofenig | 0:796d0f61a05b | 435 | } |
HannesTschofenig | 0:796d0f61a05b | 436 | |
HannesTschofenig | 0:796d0f61a05b | 437 | /* |
HannesTschofenig | 0:796d0f61a05b | 438 | * SHA-256 HMAC context reset |
HannesTschofenig | 0:796d0f61a05b | 439 | */ |
HannesTschofenig | 0:796d0f61a05b | 440 | void sha256_hmac_reset( sha256_context *ctx ) |
HannesTschofenig | 0:796d0f61a05b | 441 | { |
HannesTschofenig | 0:796d0f61a05b | 442 | sha256_starts( ctx, ctx->is224 ); |
HannesTschofenig | 0:796d0f61a05b | 443 | sha256_update( ctx, ctx->ipad, 64 ); |
HannesTschofenig | 0:796d0f61a05b | 444 | } |
HannesTschofenig | 0:796d0f61a05b | 445 | |
HannesTschofenig | 0:796d0f61a05b | 446 | /* |
HannesTschofenig | 0:796d0f61a05b | 447 | * output = HMAC-SHA-256( hmac key, input buffer ) |
HannesTschofenig | 0:796d0f61a05b | 448 | */ |
HannesTschofenig | 0:796d0f61a05b | 449 | void sha256_hmac( const unsigned char *key, size_t keylen, |
HannesTschofenig | 0:796d0f61a05b | 450 | const unsigned char *input, size_t ilen, |
HannesTschofenig | 0:796d0f61a05b | 451 | unsigned char output[32], int is224 ) |
HannesTschofenig | 0:796d0f61a05b | 452 | { |
HannesTschofenig | 0:796d0f61a05b | 453 | sha256_context ctx; |
HannesTschofenig | 0:796d0f61a05b | 454 | |
HannesTschofenig | 0:796d0f61a05b | 455 | sha256_hmac_starts( &ctx, key, keylen, is224 ); |
HannesTschofenig | 0:796d0f61a05b | 456 | sha256_hmac_update( &ctx, input, ilen ); |
HannesTschofenig | 0:796d0f61a05b | 457 | sha256_hmac_finish( &ctx, output ); |
HannesTschofenig | 0:796d0f61a05b | 458 | |
HannesTschofenig | 0:796d0f61a05b | 459 | memset( &ctx, 0, sizeof( sha256_context ) ); |
HannesTschofenig | 0:796d0f61a05b | 460 | } |
HannesTschofenig | 0:796d0f61a05b | 461 | |
HannesTschofenig | 0:796d0f61a05b | 462 | #if defined(POLARSSL_SELF_TEST) |
HannesTschofenig | 0:796d0f61a05b | 463 | /* |
HannesTschofenig | 0:796d0f61a05b | 464 | * FIPS-180-2 test vectors |
HannesTschofenig | 0:796d0f61a05b | 465 | */ |
HannesTschofenig | 0:796d0f61a05b | 466 | static unsigned char sha256_test_buf[3][57] = |
HannesTschofenig | 0:796d0f61a05b | 467 | { |
HannesTschofenig | 0:796d0f61a05b | 468 | { "abc" }, |
HannesTschofenig | 0:796d0f61a05b | 469 | { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" }, |
HannesTschofenig | 0:796d0f61a05b | 470 | { "" } |
HannesTschofenig | 0:796d0f61a05b | 471 | }; |
HannesTschofenig | 0:796d0f61a05b | 472 | |
HannesTschofenig | 0:796d0f61a05b | 473 | static const int sha256_test_buflen[3] = |
HannesTschofenig | 0:796d0f61a05b | 474 | { |
HannesTschofenig | 0:796d0f61a05b | 475 | 3, 56, 1000 |
HannesTschofenig | 0:796d0f61a05b | 476 | }; |
HannesTschofenig | 0:796d0f61a05b | 477 | |
HannesTschofenig | 0:796d0f61a05b | 478 | static const unsigned char sha256_test_sum[6][32] = |
HannesTschofenig | 0:796d0f61a05b | 479 | { |
HannesTschofenig | 0:796d0f61a05b | 480 | /* |
HannesTschofenig | 0:796d0f61a05b | 481 | * SHA-224 test vectors |
HannesTschofenig | 0:796d0f61a05b | 482 | */ |
HannesTschofenig | 0:796d0f61a05b | 483 | { 0x23, 0x09, 0x7D, 0x22, 0x34, 0x05, 0xD8, 0x22, |
HannesTschofenig | 0:796d0f61a05b | 484 | 0x86, 0x42, 0xA4, 0x77, 0xBD, 0xA2, 0x55, 0xB3, |
HannesTschofenig | 0:796d0f61a05b | 485 | 0x2A, 0xAD, 0xBC, 0xE4, 0xBD, 0xA0, 0xB3, 0xF7, |
HannesTschofenig | 0:796d0f61a05b | 486 | 0xE3, 0x6C, 0x9D, 0xA7 }, |
HannesTschofenig | 0:796d0f61a05b | 487 | { 0x75, 0x38, 0x8B, 0x16, 0x51, 0x27, 0x76, 0xCC, |
HannesTschofenig | 0:796d0f61a05b | 488 | 0x5D, 0xBA, 0x5D, 0xA1, 0xFD, 0x89, 0x01, 0x50, |
HannesTschofenig | 0:796d0f61a05b | 489 | 0xB0, 0xC6, 0x45, 0x5C, 0xB4, 0xF5, 0x8B, 0x19, |
HannesTschofenig | 0:796d0f61a05b | 490 | 0x52, 0x52, 0x25, 0x25 }, |
HannesTschofenig | 0:796d0f61a05b | 491 | { 0x20, 0x79, 0x46, 0x55, 0x98, 0x0C, 0x91, 0xD8, |
HannesTschofenig | 0:796d0f61a05b | 492 | 0xBB, 0xB4, 0xC1, 0xEA, 0x97, 0x61, 0x8A, 0x4B, |
HannesTschofenig | 0:796d0f61a05b | 493 | 0xF0, 0x3F, 0x42, 0x58, 0x19, 0x48, 0xB2, 0xEE, |
HannesTschofenig | 0:796d0f61a05b | 494 | 0x4E, 0xE7, 0xAD, 0x67 }, |
HannesTschofenig | 0:796d0f61a05b | 495 | |
HannesTschofenig | 0:796d0f61a05b | 496 | /* |
HannesTschofenig | 0:796d0f61a05b | 497 | * SHA-256 test vectors |
HannesTschofenig | 0:796d0f61a05b | 498 | */ |
HannesTschofenig | 0:796d0f61a05b | 499 | { 0xBA, 0x78, 0x16, 0xBF, 0x8F, 0x01, 0xCF, 0xEA, |
HannesTschofenig | 0:796d0f61a05b | 500 | 0x41, 0x41, 0x40, 0xDE, 0x5D, 0xAE, 0x22, 0x23, |
HannesTschofenig | 0:796d0f61a05b | 501 | 0xB0, 0x03, 0x61, 0xA3, 0x96, 0x17, 0x7A, 0x9C, |
HannesTschofenig | 0:796d0f61a05b | 502 | 0xB4, 0x10, 0xFF, 0x61, 0xF2, 0x00, 0x15, 0xAD }, |
HannesTschofenig | 0:796d0f61a05b | 503 | { 0x24, 0x8D, 0x6A, 0x61, 0xD2, 0x06, 0x38, 0xB8, |
HannesTschofenig | 0:796d0f61a05b | 504 | 0xE5, 0xC0, 0x26, 0x93, 0x0C, 0x3E, 0x60, 0x39, |
HannesTschofenig | 0:796d0f61a05b | 505 | 0xA3, 0x3C, 0xE4, 0x59, 0x64, 0xFF, 0x21, 0x67, |
HannesTschofenig | 0:796d0f61a05b | 506 | 0xF6, 0xEC, 0xED, 0xD4, 0x19, 0xDB, 0x06, 0xC1 }, |
HannesTschofenig | 0:796d0f61a05b | 507 | { 0xCD, 0xC7, 0x6E, 0x5C, 0x99, 0x14, 0xFB, 0x92, |
HannesTschofenig | 0:796d0f61a05b | 508 | 0x81, 0xA1, 0xC7, 0xE2, 0x84, 0xD7, 0x3E, 0x67, |
HannesTschofenig | 0:796d0f61a05b | 509 | 0xF1, 0x80, 0x9A, 0x48, 0xA4, 0x97, 0x20, 0x0E, |
HannesTschofenig | 0:796d0f61a05b | 510 | 0x04, 0x6D, 0x39, 0xCC, 0xC7, 0x11, 0x2C, 0xD0 } |
HannesTschofenig | 0:796d0f61a05b | 511 | }; |
HannesTschofenig | 0:796d0f61a05b | 512 | |
HannesTschofenig | 0:796d0f61a05b | 513 | /* |
HannesTschofenig | 0:796d0f61a05b | 514 | * RFC 4231 test vectors |
HannesTschofenig | 0:796d0f61a05b | 515 | */ |
HannesTschofenig | 0:796d0f61a05b | 516 | static unsigned char sha256_hmac_test_key[7][26] = |
HannesTschofenig | 0:796d0f61a05b | 517 | { |
HannesTschofenig | 0:796d0f61a05b | 518 | { "\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B" |
HannesTschofenig | 0:796d0f61a05b | 519 | "\x0B\x0B\x0B\x0B" }, |
HannesTschofenig | 0:796d0f61a05b | 520 | { "Jefe" }, |
HannesTschofenig | 0:796d0f61a05b | 521 | { "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
HannesTschofenig | 0:796d0f61a05b | 522 | "\xAA\xAA\xAA\xAA" }, |
HannesTschofenig | 0:796d0f61a05b | 523 | { "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F\x10" |
HannesTschofenig | 0:796d0f61a05b | 524 | "\x11\x12\x13\x14\x15\x16\x17\x18\x19" }, |
HannesTschofenig | 0:796d0f61a05b | 525 | { "\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C" |
HannesTschofenig | 0:796d0f61a05b | 526 | "\x0C\x0C\x0C\x0C" }, |
HannesTschofenig | 0:796d0f61a05b | 527 | { "" }, /* 0xAA 131 times */ |
HannesTschofenig | 0:796d0f61a05b | 528 | { "" } |
HannesTschofenig | 0:796d0f61a05b | 529 | }; |
HannesTschofenig | 0:796d0f61a05b | 530 | |
HannesTschofenig | 0:796d0f61a05b | 531 | static const int sha256_hmac_test_keylen[7] = |
HannesTschofenig | 0:796d0f61a05b | 532 | { |
HannesTschofenig | 0:796d0f61a05b | 533 | 20, 4, 20, 25, 20, 131, 131 |
HannesTschofenig | 0:796d0f61a05b | 534 | }; |
HannesTschofenig | 0:796d0f61a05b | 535 | |
HannesTschofenig | 0:796d0f61a05b | 536 | static unsigned char sha256_hmac_test_buf[7][153] = |
HannesTschofenig | 0:796d0f61a05b | 537 | { |
HannesTschofenig | 0:796d0f61a05b | 538 | { "Hi There" }, |
HannesTschofenig | 0:796d0f61a05b | 539 | { "what do ya want for nothing?" }, |
HannesTschofenig | 0:796d0f61a05b | 540 | { "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
HannesTschofenig | 0:796d0f61a05b | 541 | "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
HannesTschofenig | 0:796d0f61a05b | 542 | "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
HannesTschofenig | 0:796d0f61a05b | 543 | "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
HannesTschofenig | 0:796d0f61a05b | 544 | "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" }, |
HannesTschofenig | 0:796d0f61a05b | 545 | { "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
HannesTschofenig | 0:796d0f61a05b | 546 | "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
HannesTschofenig | 0:796d0f61a05b | 547 | "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
HannesTschofenig | 0:796d0f61a05b | 548 | "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
HannesTschofenig | 0:796d0f61a05b | 549 | "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" }, |
HannesTschofenig | 0:796d0f61a05b | 550 | { "Test With Truncation" }, |
HannesTschofenig | 0:796d0f61a05b | 551 | { "Test Using Larger Than Block-Size Key - Hash Key First" }, |
HannesTschofenig | 0:796d0f61a05b | 552 | { "This is a test using a larger than block-size key " |
HannesTschofenig | 0:796d0f61a05b | 553 | "and a larger than block-size data. The key needs to " |
HannesTschofenig | 0:796d0f61a05b | 554 | "be hashed before being used by the HMAC algorithm." } |
HannesTschofenig | 0:796d0f61a05b | 555 | }; |
HannesTschofenig | 0:796d0f61a05b | 556 | |
HannesTschofenig | 0:796d0f61a05b | 557 | static const int sha256_hmac_test_buflen[7] = |
HannesTschofenig | 0:796d0f61a05b | 558 | { |
HannesTschofenig | 0:796d0f61a05b | 559 | 8, 28, 50, 50, 20, 54, 152 |
HannesTschofenig | 0:796d0f61a05b | 560 | }; |
HannesTschofenig | 0:796d0f61a05b | 561 | |
HannesTschofenig | 0:796d0f61a05b | 562 | static const unsigned char sha256_hmac_test_sum[14][32] = |
HannesTschofenig | 0:796d0f61a05b | 563 | { |
HannesTschofenig | 0:796d0f61a05b | 564 | /* |
HannesTschofenig | 0:796d0f61a05b | 565 | * HMAC-SHA-224 test vectors |
HannesTschofenig | 0:796d0f61a05b | 566 | */ |
HannesTschofenig | 0:796d0f61a05b | 567 | { 0x89, 0x6F, 0xB1, 0x12, 0x8A, 0xBB, 0xDF, 0x19, |
HannesTschofenig | 0:796d0f61a05b | 568 | 0x68, 0x32, 0x10, 0x7C, 0xD4, 0x9D, 0xF3, 0x3F, |
HannesTschofenig | 0:796d0f61a05b | 569 | 0x47, 0xB4, 0xB1, 0x16, 0x99, 0x12, 0xBA, 0x4F, |
HannesTschofenig | 0:796d0f61a05b | 570 | 0x53, 0x68, 0x4B, 0x22 }, |
HannesTschofenig | 0:796d0f61a05b | 571 | { 0xA3, 0x0E, 0x01, 0x09, 0x8B, 0xC6, 0xDB, 0xBF, |
HannesTschofenig | 0:796d0f61a05b | 572 | 0x45, 0x69, 0x0F, 0x3A, 0x7E, 0x9E, 0x6D, 0x0F, |
HannesTschofenig | 0:796d0f61a05b | 573 | 0x8B, 0xBE, 0xA2, 0xA3, 0x9E, 0x61, 0x48, 0x00, |
HannesTschofenig | 0:796d0f61a05b | 574 | 0x8F, 0xD0, 0x5E, 0x44 }, |
HannesTschofenig | 0:796d0f61a05b | 575 | { 0x7F, 0xB3, 0xCB, 0x35, 0x88, 0xC6, 0xC1, 0xF6, |
HannesTschofenig | 0:796d0f61a05b | 576 | 0xFF, 0xA9, 0x69, 0x4D, 0x7D, 0x6A, 0xD2, 0x64, |
HannesTschofenig | 0:796d0f61a05b | 577 | 0x93, 0x65, 0xB0, 0xC1, 0xF6, 0x5D, 0x69, 0xD1, |
HannesTschofenig | 0:796d0f61a05b | 578 | 0xEC, 0x83, 0x33, 0xEA }, |
HannesTschofenig | 0:796d0f61a05b | 579 | { 0x6C, 0x11, 0x50, 0x68, 0x74, 0x01, 0x3C, 0xAC, |
HannesTschofenig | 0:796d0f61a05b | 580 | 0x6A, 0x2A, 0xBC, 0x1B, 0xB3, 0x82, 0x62, 0x7C, |
HannesTschofenig | 0:796d0f61a05b | 581 | 0xEC, 0x6A, 0x90, 0xD8, 0x6E, 0xFC, 0x01, 0x2D, |
HannesTschofenig | 0:796d0f61a05b | 582 | 0xE7, 0xAF, 0xEC, 0x5A }, |
HannesTschofenig | 0:796d0f61a05b | 583 | { 0x0E, 0x2A, 0xEA, 0x68, 0xA9, 0x0C, 0x8D, 0x37, |
HannesTschofenig | 0:796d0f61a05b | 584 | 0xC9, 0x88, 0xBC, 0xDB, 0x9F, 0xCA, 0x6F, 0xA8 }, |
HannesTschofenig | 0:796d0f61a05b | 585 | { 0x95, 0xE9, 0xA0, 0xDB, 0x96, 0x20, 0x95, 0xAD, |
HannesTschofenig | 0:796d0f61a05b | 586 | 0xAE, 0xBE, 0x9B, 0x2D, 0x6F, 0x0D, 0xBC, 0xE2, |
HannesTschofenig | 0:796d0f61a05b | 587 | 0xD4, 0x99, 0xF1, 0x12, 0xF2, 0xD2, 0xB7, 0x27, |
HannesTschofenig | 0:796d0f61a05b | 588 | 0x3F, 0xA6, 0x87, 0x0E }, |
HannesTschofenig | 0:796d0f61a05b | 589 | { 0x3A, 0x85, 0x41, 0x66, 0xAC, 0x5D, 0x9F, 0x02, |
HannesTschofenig | 0:796d0f61a05b | 590 | 0x3F, 0x54, 0xD5, 0x17, 0xD0, 0xB3, 0x9D, 0xBD, |
HannesTschofenig | 0:796d0f61a05b | 591 | 0x94, 0x67, 0x70, 0xDB, 0x9C, 0x2B, 0x95, 0xC9, |
HannesTschofenig | 0:796d0f61a05b | 592 | 0xF6, 0xF5, 0x65, 0xD1 }, |
HannesTschofenig | 0:796d0f61a05b | 593 | |
HannesTschofenig | 0:796d0f61a05b | 594 | /* |
HannesTschofenig | 0:796d0f61a05b | 595 | * HMAC-SHA-256 test vectors |
HannesTschofenig | 0:796d0f61a05b | 596 | */ |
HannesTschofenig | 0:796d0f61a05b | 597 | { 0xB0, 0x34, 0x4C, 0x61, 0xD8, 0xDB, 0x38, 0x53, |
HannesTschofenig | 0:796d0f61a05b | 598 | 0x5C, 0xA8, 0xAF, 0xCE, 0xAF, 0x0B, 0xF1, 0x2B, |
HannesTschofenig | 0:796d0f61a05b | 599 | 0x88, 0x1D, 0xC2, 0x00, 0xC9, 0x83, 0x3D, 0xA7, |
HannesTschofenig | 0:796d0f61a05b | 600 | 0x26, 0xE9, 0x37, 0x6C, 0x2E, 0x32, 0xCF, 0xF7 }, |
HannesTschofenig | 0:796d0f61a05b | 601 | { 0x5B, 0xDC, 0xC1, 0x46, 0xBF, 0x60, 0x75, 0x4E, |
HannesTschofenig | 0:796d0f61a05b | 602 | 0x6A, 0x04, 0x24, 0x26, 0x08, 0x95, 0x75, 0xC7, |
HannesTschofenig | 0:796d0f61a05b | 603 | 0x5A, 0x00, 0x3F, 0x08, 0x9D, 0x27, 0x39, 0x83, |
HannesTschofenig | 0:796d0f61a05b | 604 | 0x9D, 0xEC, 0x58, 0xB9, 0x64, 0xEC, 0x38, 0x43 }, |
HannesTschofenig | 0:796d0f61a05b | 605 | { 0x77, 0x3E, 0xA9, 0x1E, 0x36, 0x80, 0x0E, 0x46, |
HannesTschofenig | 0:796d0f61a05b | 606 | 0x85, 0x4D, 0xB8, 0xEB, 0xD0, 0x91, 0x81, 0xA7, |
HannesTschofenig | 0:796d0f61a05b | 607 | 0x29, 0x59, 0x09, 0x8B, 0x3E, 0xF8, 0xC1, 0x22, |
HannesTschofenig | 0:796d0f61a05b | 608 | 0xD9, 0x63, 0x55, 0x14, 0xCE, 0xD5, 0x65, 0xFE }, |
HannesTschofenig | 0:796d0f61a05b | 609 | { 0x82, 0x55, 0x8A, 0x38, 0x9A, 0x44, 0x3C, 0x0E, |
HannesTschofenig | 0:796d0f61a05b | 610 | 0xA4, 0xCC, 0x81, 0x98, 0x99, 0xF2, 0x08, 0x3A, |
HannesTschofenig | 0:796d0f61a05b | 611 | 0x85, 0xF0, 0xFA, 0xA3, 0xE5, 0x78, 0xF8, 0x07, |
HannesTschofenig | 0:796d0f61a05b | 612 | 0x7A, 0x2E, 0x3F, 0xF4, 0x67, 0x29, 0x66, 0x5B }, |
HannesTschofenig | 0:796d0f61a05b | 613 | { 0xA3, 0xB6, 0x16, 0x74, 0x73, 0x10, 0x0E, 0xE0, |
HannesTschofenig | 0:796d0f61a05b | 614 | 0x6E, 0x0C, 0x79, 0x6C, 0x29, 0x55, 0x55, 0x2B }, |
HannesTschofenig | 0:796d0f61a05b | 615 | { 0x60, 0xE4, 0x31, 0x59, 0x1E, 0xE0, 0xB6, 0x7F, |
HannesTschofenig | 0:796d0f61a05b | 616 | 0x0D, 0x8A, 0x26, 0xAA, 0xCB, 0xF5, 0xB7, 0x7F, |
HannesTschofenig | 0:796d0f61a05b | 617 | 0x8E, 0x0B, 0xC6, 0x21, 0x37, 0x28, 0xC5, 0x14, |
HannesTschofenig | 0:796d0f61a05b | 618 | 0x05, 0x46, 0x04, 0x0F, 0x0E, 0xE3, 0x7F, 0x54 }, |
HannesTschofenig | 0:796d0f61a05b | 619 | { 0x9B, 0x09, 0xFF, 0xA7, 0x1B, 0x94, 0x2F, 0xCB, |
HannesTschofenig | 0:796d0f61a05b | 620 | 0x27, 0x63, 0x5F, 0xBC, 0xD5, 0xB0, 0xE9, 0x44, |
HannesTschofenig | 0:796d0f61a05b | 621 | 0xBF, 0xDC, 0x63, 0x64, 0x4F, 0x07, 0x13, 0x93, |
HannesTschofenig | 0:796d0f61a05b | 622 | 0x8A, 0x7F, 0x51, 0x53, 0x5C, 0x3A, 0x35, 0xE2 } |
HannesTschofenig | 0:796d0f61a05b | 623 | }; |
HannesTschofenig | 0:796d0f61a05b | 624 | |
HannesTschofenig | 0:796d0f61a05b | 625 | /* |
HannesTschofenig | 0:796d0f61a05b | 626 | * Checkup routine |
HannesTschofenig | 0:796d0f61a05b | 627 | */ |
HannesTschofenig | 0:796d0f61a05b | 628 | int sha256_self_test( int verbose ) |
HannesTschofenig | 0:796d0f61a05b | 629 | { |
HannesTschofenig | 0:796d0f61a05b | 630 | int i, j, k, buflen; |
HannesTschofenig | 0:796d0f61a05b | 631 | unsigned char buf[1024]; |
HannesTschofenig | 0:796d0f61a05b | 632 | unsigned char sha256sum[32]; |
HannesTschofenig | 0:796d0f61a05b | 633 | sha256_context ctx; |
HannesTschofenig | 0:796d0f61a05b | 634 | |
HannesTschofenig | 0:796d0f61a05b | 635 | for( i = 0; i < 6; i++ ) |
HannesTschofenig | 0:796d0f61a05b | 636 | { |
HannesTschofenig | 0:796d0f61a05b | 637 | j = i % 3; |
HannesTschofenig | 0:796d0f61a05b | 638 | k = i < 3; |
HannesTschofenig | 0:796d0f61a05b | 639 | |
HannesTschofenig | 0:796d0f61a05b | 640 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 641 | polarssl_printf( " SHA-%d test #%d: ", 256 - k * 32, j + 1 ); |
HannesTschofenig | 0:796d0f61a05b | 642 | |
HannesTschofenig | 0:796d0f61a05b | 643 | sha256_starts( &ctx, k ); |
HannesTschofenig | 0:796d0f61a05b | 644 | |
HannesTschofenig | 0:796d0f61a05b | 645 | if( j == 2 ) |
HannesTschofenig | 0:796d0f61a05b | 646 | { |
HannesTschofenig | 0:796d0f61a05b | 647 | memset( buf, 'a', buflen = 1000 ); |
HannesTschofenig | 0:796d0f61a05b | 648 | |
HannesTschofenig | 0:796d0f61a05b | 649 | for( j = 0; j < 1000; j++ ) |
HannesTschofenig | 0:796d0f61a05b | 650 | sha256_update( &ctx, buf, buflen ); |
HannesTschofenig | 0:796d0f61a05b | 651 | } |
HannesTschofenig | 0:796d0f61a05b | 652 | else |
HannesTschofenig | 0:796d0f61a05b | 653 | sha256_update( &ctx, sha256_test_buf[j], |
HannesTschofenig | 0:796d0f61a05b | 654 | sha256_test_buflen[j] ); |
HannesTschofenig | 0:796d0f61a05b | 655 | |
HannesTschofenig | 0:796d0f61a05b | 656 | sha256_finish( &ctx, sha256sum ); |
HannesTschofenig | 0:796d0f61a05b | 657 | |
HannesTschofenig | 0:796d0f61a05b | 658 | if( memcmp( sha256sum, sha256_test_sum[i], 32 - k * 4 ) != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 659 | { |
HannesTschofenig | 0:796d0f61a05b | 660 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 661 | polarssl_printf( "failed\n" ); |
HannesTschofenig | 0:796d0f61a05b | 662 | |
HannesTschofenig | 0:796d0f61a05b | 663 | return( 1 ); |
HannesTschofenig | 0:796d0f61a05b | 664 | } |
HannesTschofenig | 0:796d0f61a05b | 665 | |
HannesTschofenig | 0:796d0f61a05b | 666 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 667 | polarssl_printf( "passed\n" ); |
HannesTschofenig | 0:796d0f61a05b | 668 | } |
HannesTschofenig | 0:796d0f61a05b | 669 | |
HannesTschofenig | 0:796d0f61a05b | 670 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 671 | polarssl_printf( "\n" ); |
HannesTschofenig | 0:796d0f61a05b | 672 | |
HannesTschofenig | 0:796d0f61a05b | 673 | for( i = 0; i < 14; i++ ) |
HannesTschofenig | 0:796d0f61a05b | 674 | { |
HannesTschofenig | 0:796d0f61a05b | 675 | j = i % 7; |
HannesTschofenig | 0:796d0f61a05b | 676 | k = i < 7; |
HannesTschofenig | 0:796d0f61a05b | 677 | |
HannesTschofenig | 0:796d0f61a05b | 678 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 679 | polarssl_printf( " HMAC-SHA-%d test #%d: ", 256 - k * 32, j + 1 ); |
HannesTschofenig | 0:796d0f61a05b | 680 | |
HannesTschofenig | 0:796d0f61a05b | 681 | if( j == 5 || j == 6 ) |
HannesTschofenig | 0:796d0f61a05b | 682 | { |
HannesTschofenig | 0:796d0f61a05b | 683 | memset( buf, '\xAA', buflen = 131 ); |
HannesTschofenig | 0:796d0f61a05b | 684 | sha256_hmac_starts( &ctx, buf, buflen, k ); |
HannesTschofenig | 0:796d0f61a05b | 685 | } |
HannesTschofenig | 0:796d0f61a05b | 686 | else |
HannesTschofenig | 0:796d0f61a05b | 687 | sha256_hmac_starts( &ctx, sha256_hmac_test_key[j], |
HannesTschofenig | 0:796d0f61a05b | 688 | sha256_hmac_test_keylen[j], k ); |
HannesTschofenig | 0:796d0f61a05b | 689 | |
HannesTschofenig | 0:796d0f61a05b | 690 | sha256_hmac_update( &ctx, sha256_hmac_test_buf[j], |
HannesTschofenig | 0:796d0f61a05b | 691 | sha256_hmac_test_buflen[j] ); |
HannesTschofenig | 0:796d0f61a05b | 692 | |
HannesTschofenig | 0:796d0f61a05b | 693 | sha256_hmac_finish( &ctx, sha256sum ); |
HannesTschofenig | 0:796d0f61a05b | 694 | |
HannesTschofenig | 0:796d0f61a05b | 695 | buflen = ( j == 4 ) ? 16 : 32 - k * 4; |
HannesTschofenig | 0:796d0f61a05b | 696 | |
HannesTschofenig | 0:796d0f61a05b | 697 | if( memcmp( sha256sum, sha256_hmac_test_sum[i], buflen ) != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 698 | { |
HannesTschofenig | 0:796d0f61a05b | 699 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 700 | polarssl_printf( "failed\n" ); |
HannesTschofenig | 0:796d0f61a05b | 701 | |
HannesTschofenig | 0:796d0f61a05b | 702 | return( 1 ); |
HannesTschofenig | 0:796d0f61a05b | 703 | } |
HannesTschofenig | 0:796d0f61a05b | 704 | |
HannesTschofenig | 0:796d0f61a05b | 705 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 706 | polarssl_printf( "passed\n" ); |
HannesTschofenig | 0:796d0f61a05b | 707 | } |
HannesTschofenig | 0:796d0f61a05b | 708 | |
HannesTschofenig | 0:796d0f61a05b | 709 | if( verbose != 0 ) |
HannesTschofenig | 0:796d0f61a05b | 710 | polarssl_printf( "\n" ); |
HannesTschofenig | 0:796d0f61a05b | 711 | |
HannesTschofenig | 0:796d0f61a05b | 712 | return( 0 ); |
HannesTschofenig | 0:796d0f61a05b | 713 | } |
HannesTschofenig | 0:796d0f61a05b | 714 | |
HannesTschofenig | 0:796d0f61a05b | 715 | #endif /* POLARSSL_SELF_TEST */ |
HannesTschofenig | 0:796d0f61a05b | 716 | |
HannesTschofenig | 0:796d0f61a05b | 717 | #endif /* POLARSSL_SHA256_C */ |
HannesTschofenig | 0:796d0f61a05b | 718 | |
HannesTschofenig | 0:796d0f61a05b | 719 |