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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8774 | rgimad | 1 | /* |
| 2 | * ARIA implementation |
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| 3 | * |
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| 4 | * Copyright (C) 2006-2017, ARM Limited, All Rights Reserved |
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| 5 | * SPDX-License-Identifier: GPL-2.0 |
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| 6 | * |
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| 7 | * This program is free software; you can redistribute it and/or modify |
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| 8 | * it under the terms of the GNU General Public License as published by |
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| 9 | * the Free Software Foundation; either version 2 of the License, or |
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| 10 | * (at your option) any later version. |
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| 11 | * |
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| 12 | * This program is distributed in the hope that it will be useful, |
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | * GNU General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU General Public License along |
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| 18 | * with this program; if not, write to the Free Software Foundation, Inc., |
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| 19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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| 20 | * |
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| 21 | * This file is part of mbed TLS (https://tls.mbed.org) |
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| 22 | */ |
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| 23 | |||
| 24 | /* |
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| 25 | * This implementation is based on the following standards: |
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| 26 | * [1] http://210.104.33.10/ARIA/doc/ARIA-specification-e.pdf |
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| 27 | * [2] https://tools.ietf.org/html/rfc5794 |
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| 28 | */ |
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| 29 | |||
| 30 | #if !defined(MBEDTLS_CONFIG_FILE) |
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| 31 | #include "mbedtls/config.h" |
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| 32 | #else |
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| 33 | #include MBEDTLS_CONFIG_FILE |
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| 34 | #endif |
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| 35 | |||
| 36 | #if defined(MBEDTLS_ARIA_C) |
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| 37 | |||
| 38 | #include "mbedtls/aria.h" |
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| 39 | |||
| 40 | #include |
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| 41 | |||
| 42 | #if defined(MBEDTLS_SELF_TEST) |
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| 43 | #if defined(MBEDTLS_PLATFORM_C) |
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| 44 | #include "mbedtls/platform.h" |
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| 45 | #else |
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| 46 | #include |
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| 47 | #define mbedtls_printf printf |
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| 48 | #endif /* MBEDTLS_PLATFORM_C */ |
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| 49 | #endif /* MBEDTLS_SELF_TEST */ |
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| 50 | |||
| 51 | #if !defined(MBEDTLS_ARIA_ALT) |
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| 52 | |||
| 53 | #include "mbedtls/platform_util.h" |
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| 54 | |||
| 55 | #if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \ |
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| 56 | !defined(inline) && !defined(__cplusplus) |
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| 57 | #define inline __inline |
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| 58 | #endif |
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| 59 | |||
| 60 | /* Parameter validation macros */ |
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| 61 | #define ARIA_VALIDATE_RET( cond ) \ |
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| 62 | MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ) |
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| 63 | #define ARIA_VALIDATE( cond ) \ |
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| 64 | MBEDTLS_INTERNAL_VALIDATE( cond ) |
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| 65 | |||
| 66 | /* |
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| 67 | * 32-bit integer manipulation macros (little endian) |
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| 68 | */ |
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| 69 | #ifndef GET_UINT32_LE |
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| 70 | #define GET_UINT32_LE( n, b, i ) \ |
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| 71 | { \ |
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| 72 | (n) = ( (uint32_t) (b)[(i) ] ) \ |
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| 73 | | ( (uint32_t) (b)[(i) + 1] << 8 ) \ |
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| 74 | | ( (uint32_t) (b)[(i) + 2] << 16 ) \ |
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| 75 | | ( (uint32_t) (b)[(i) + 3] << 24 ); \ |
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| 76 | } |
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| 77 | #endif |
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| 78 | |||
| 79 | #ifndef PUT_UINT32_LE |
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| 80 | #define PUT_UINT32_LE( n, b, i ) \ |
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| 81 | { \ |
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| 82 | (b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \ |
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| 83 | (b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \ |
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| 84 | (b)[(i) + 2] = (unsigned char) ( ( (n) >> 16 ) & 0xFF ); \ |
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| 85 | (b)[(i) + 3] = (unsigned char) ( ( (n) >> 24 ) & 0xFF ); \ |
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| 86 | } |
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| 87 | #endif |
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| 88 | |||
| 89 | /* |
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| 90 | * modify byte order: ( A B C D ) -> ( B A D C ), i.e. swap pairs of bytes |
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| 91 | * |
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| 92 | * This is submatrix P1 in [1] Appendix B.1 |
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| 93 | * |
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| 94 | * Common compilers fail to translate this to minimal number of instructions, |
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| 95 | * so let's provide asm versions for common platforms with C fallback. |
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| 96 | */ |
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| 97 | #if defined(MBEDTLS_HAVE_ASM) |
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| 98 | #if defined(__arm__) /* rev16 available from v6 up */ |
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| 99 | /* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */ |
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| 100 | #if defined(__GNUC__) && \ |
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| 101 | ( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 ) && \ |
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| 102 | __ARM_ARCH >= 6 |
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| 103 | static inline uint32_t aria_p1( uint32_t x ) |
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| 104 | { |
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| 105 | uint32_t r; |
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| 106 | __asm( "rev16 %0, %1" : "=l" (r) : "l" (x) ); |
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| 107 | return( r ); |
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| 108 | } |
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| 109 | #define ARIA_P1 aria_p1 |
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| 110 | #elif defined(__ARMCC_VERSION) && __ARMCC_VERSION < 6000000 && \ |
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| 111 | ( __TARGET_ARCH_ARM >= 6 || __TARGET_ARCH_THUMB >= 3 ) |
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| 112 | static inline uint32_t aria_p1( uint32_t x ) |
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| 113 | { |
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| 114 | uint32_t r; |
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| 115 | __asm( "rev16 r, x" ); |
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| 116 | return( r ); |
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| 117 | } |
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| 118 | #define ARIA_P1 aria_p1 |
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| 119 | #endif |
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| 120 | #endif /* arm */ |
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| 121 | #if defined(__GNUC__) && \ |
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| 122 | defined(__i386__) || defined(__amd64__) || defined( __x86_64__) |
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| 123 | /* I couldn't find an Intel equivalent of rev16, so two instructions */ |
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| 124 | #define ARIA_P1(x) ARIA_P2( ARIA_P3( x ) ) |
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| 125 | #endif /* x86 gnuc */ |
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| 126 | #endif /* MBEDTLS_HAVE_ASM && GNUC */ |
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| 127 | #if !defined(ARIA_P1) |
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| 128 | #define ARIA_P1(x) ((((x) >> 8) & 0x00FF00FF) ^ (((x) & 0x00FF00FF) << 8)) |
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| 129 | #endif |
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| 130 | |||
| 131 | /* |
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| 132 | * modify byte order: ( A B C D ) -> ( C D A B ), i.e. rotate by 16 bits |
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| 133 | * |
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| 134 | * This is submatrix P2 in [1] Appendix B.1 |
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| 135 | * |
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| 136 | * Common compilers will translate this to a single instruction. |
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| 137 | */ |
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| 138 | #define ARIA_P2(x) (((x) >> 16) ^ ((x) << 16)) |
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| 139 | |||
| 140 | /* |
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| 141 | * modify byte order: ( A B C D ) -> ( D C B A ), i.e. change endianness |
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| 142 | * |
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| 143 | * This is submatrix P3 in [1] Appendix B.1 |
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| 144 | * |
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| 145 | * Some compilers fail to translate this to a single instruction, |
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| 146 | * so let's provide asm versions for common platforms with C fallback. |
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| 147 | */ |
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| 148 | #if defined(MBEDTLS_HAVE_ASM) |
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| 149 | #if defined(__arm__) /* rev available from v6 up */ |
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| 150 | /* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */ |
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| 151 | #if defined(__GNUC__) && \ |
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| 152 | ( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 ) && \ |
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| 153 | __ARM_ARCH >= 6 |
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| 154 | static inline uint32_t aria_p3( uint32_t x ) |
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| 155 | { |
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| 156 | uint32_t r; |
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| 157 | __asm( "rev %0, %1" : "=l" (r) : "l" (x) ); |
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| 158 | return( r ); |
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| 159 | } |
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| 160 | #define ARIA_P3 aria_p3 |
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| 161 | #elif defined(__ARMCC_VERSION) && __ARMCC_VERSION < 6000000 && \ |
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| 162 | ( __TARGET_ARCH_ARM >= 6 || __TARGET_ARCH_THUMB >= 3 ) |
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| 163 | static inline uint32_t aria_p3( uint32_t x ) |
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| 164 | { |
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| 165 | uint32_t r; |
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| 166 | __asm( "rev r, x" ); |
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| 167 | return( r ); |
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| 168 | } |
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| 169 | #define ARIA_P3 aria_p3 |
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| 170 | #endif |
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| 171 | #endif /* arm */ |
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| 172 | #if defined(__GNUC__) && \ |
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| 173 | defined(__i386__) || defined(__amd64__) || defined( __x86_64__) |
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| 174 | static inline uint32_t aria_p3( uint32_t x ) |
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| 175 | { |
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| 176 | __asm( "bswap %0" : "=r" (x) : "0" (x) ); |
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| 177 | return( x ); |
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| 178 | } |
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| 179 | #define ARIA_P3 aria_p3 |
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| 180 | #endif /* x86 gnuc */ |
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| 181 | #endif /* MBEDTLS_HAVE_ASM && GNUC */ |
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| 182 | #if !defined(ARIA_P3) |
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| 183 | #define ARIA_P3(x) ARIA_P2( ARIA_P1 ( x ) ) |
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| 184 | #endif |
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| 185 | |||
| 186 | /* |
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| 187 | * ARIA Affine Transform |
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| 188 | * (a, b, c, d) = state in/out |
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| 189 | * |
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| 190 | * If we denote the first byte of input by 0, ..., the last byte by f, |
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| 191 | * then inputs are: a = 0123, b = 4567, c = 89ab, d = cdef. |
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| 192 | * |
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| 193 | * Reading [1] 2.4 or [2] 2.4.3 in columns and performing simple |
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| 194 | * rearrangements on adjacent pairs, output is: |
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| 195 | * |
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| 196 | * a = 3210 + 4545 + 6767 + 88aa + 99bb + dccd + effe |
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| 197 | * = 3210 + 4567 + 6745 + 89ab + 98ba + dcfe + efcd |
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| 198 | * b = 0101 + 2323 + 5476 + 8998 + baab + eecc + ffdd |
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| 199 | * = 0123 + 2301 + 5476 + 89ab + ba98 + efcd + fedc |
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| 200 | * c = 0022 + 1133 + 4554 + 7667 + ab89 + dcdc + fefe |
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| 201 | * = 0123 + 1032 + 4567 + 7654 + ab89 + dcfe + fedc |
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| 202 | * d = 1001 + 2332 + 6644 + 7755 + 9898 + baba + cdef |
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| 203 | * = 1032 + 2301 + 6745 + 7654 + 98ba + ba98 + cdef |
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| 204 | * |
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| 205 | * Note: another presentation of the A transform can be found as the first |
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| 206 | * half of App. B.1 in [1] in terms of 4-byte operators P1, P2, P3 and P4. |
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| 207 | * The implementation below uses only P1 and P2 as they are sufficient. |
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| 208 | */ |
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| 209 | static inline void aria_a( uint32_t *a, uint32_t *b, |
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| 210 | uint32_t *c, uint32_t *d ) |
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| 211 | { |
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| 212 | uint32_t ta, tb, tc; |
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| 213 | ta = *b; // 4567 |
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| 214 | *b = *a; // 0123 |
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| 215 | *a = ARIA_P2( ta ); // 6745 |
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| 216 | tb = ARIA_P2( *d ); // efcd |
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| 217 | *d = ARIA_P1( *c ); // 98ba |
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| 218 | *c = ARIA_P1( tb ); // fedc |
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| 219 | ta ^= *d; // 4567+98ba |
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| 220 | tc = ARIA_P2( *b ); // 2301 |
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| 221 | ta = ARIA_P1( ta ) ^ tc ^ *c; // 2301+5476+89ab+fedc |
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| 222 | tb ^= ARIA_P2( *d ); // ba98+efcd |
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| 223 | tc ^= ARIA_P1( *a ); // 2301+7654 |
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| 224 | *b ^= ta ^ tb; // 0123+2301+5476+89ab+ba98+efcd+fedc OUT |
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| 225 | tb = ARIA_P2( tb ) ^ ta; // 2301+5476+89ab+98ba+cdef+fedc |
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| 226 | *a ^= ARIA_P1( tb ); // 3210+4567+6745+89ab+98ba+dcfe+efcd OUT |
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| 227 | ta = ARIA_P2( ta ); // 0123+7654+ab89+dcfe |
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| 228 | *d ^= ARIA_P1( ta ) ^ tc; // 1032+2301+6745+7654+98ba+ba98+cdef OUT |
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| 229 | tc = ARIA_P2( tc ); // 0123+5476 |
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| 230 | *c ^= ARIA_P1( tc ) ^ ta; // 0123+1032+4567+7654+ab89+dcfe+fedc OUT |
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| 231 | } |
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| 232 | |||
| 233 | /* |
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| 234 | * ARIA Substitution Layer SL1 / SL2 |
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| 235 | * (a, b, c, d) = state in/out |
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| 236 | * (sa, sb, sc, sd) = 256 8-bit S-Boxes (see below) |
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| 237 | * |
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| 238 | * By passing sb1, sb2, is1, is2 as S-Boxes you get SL1 |
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| 239 | * By passing is1, is2, sb1, sb2 as S-Boxes you get SL2 |
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| 240 | */ |
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| 241 | static inline void aria_sl( uint32_t *a, uint32_t *b, |
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| 242 | uint32_t *c, uint32_t *d, |
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| 243 | const uint8_t sa[256], const uint8_t sb[256], |
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| 244 | const uint8_t sc[256], const uint8_t sd[256] ) |
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| 245 | { |
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| 246 | *a = ( (uint32_t) sa[ *a & 0xFF] ) ^ |
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| 247 | (((uint32_t) sb[(*a >> 8) & 0xFF]) << 8) ^ |
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| 248 | (((uint32_t) sc[(*a >> 16) & 0xFF]) << 16) ^ |
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| 249 | (((uint32_t) sd[ *a >> 24 ]) << 24); |
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| 250 | *b = ( (uint32_t) sa[ *b & 0xFF] ) ^ |
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| 251 | (((uint32_t) sb[(*b >> 8) & 0xFF]) << 8) ^ |
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| 252 | (((uint32_t) sc[(*b >> 16) & 0xFF]) << 16) ^ |
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| 253 | (((uint32_t) sd[ *b >> 24 ]) << 24); |
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| 254 | *c = ( (uint32_t) sa[ *c & 0xFF] ) ^ |
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| 255 | (((uint32_t) sb[(*c >> 8) & 0xFF]) << 8) ^ |
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| 256 | (((uint32_t) sc[(*c >> 16) & 0xFF]) << 16) ^ |
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| 257 | (((uint32_t) sd[ *c >> 24 ]) << 24); |
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| 258 | *d = ( (uint32_t) sa[ *d & 0xFF] ) ^ |
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| 259 | (((uint32_t) sb[(*d >> 8) & 0xFF]) << 8) ^ |
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| 260 | (((uint32_t) sc[(*d >> 16) & 0xFF]) << 16) ^ |
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| 261 | (((uint32_t) sd[ *d >> 24 ]) << 24); |
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| 262 | } |
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| 263 | |||
| 264 | /* |
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| 265 | * S-Boxes |
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| 266 | */ |
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| 267 | static const uint8_t aria_sb1[256] = |
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| 268 | { |
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| 269 | 0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5, 0x30, 0x01, 0x67, 0x2B, |
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| 270 | 0xFE, 0xD7, 0xAB, 0x76, 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0, |
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| 271 | 0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0, 0xB7, 0xFD, 0x93, 0x26, |
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| 272 | 0x36, 0x3F, 0xF7, 0xCC, 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15, |
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| 273 | 0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A, 0x07, 0x12, 0x80, 0xE2, |
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| 274 | 0xEB, 0x27, 0xB2, 0x75, 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0, |
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| 275 | 0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84, 0x53, 0xD1, 0x00, 0xED, |
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| 276 | 0x20, 0xFC, 0xB1, 0x5B, 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF, |
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| 277 | 0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85, 0x45, 0xF9, 0x02, 0x7F, |
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| 278 | 0x50, 0x3C, 0x9F, 0xA8, 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5, |
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| 279 | 0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2, 0xCD, 0x0C, 0x13, 0xEC, |
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| 280 | 0x5F, 0x97, 0x44, 0x17, 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73, |
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| 281 | 0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88, 0x46, 0xEE, 0xB8, 0x14, |
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| 282 | 0xDE, 0x5E, 0x0B, 0xDB, 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C, |
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| 283 | 0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79, 0xE7, 0xC8, 0x37, 0x6D, |
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| 284 | 0x8D, 0xD5, 0x4E, 0xA9, 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08, |
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| 285 | 0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6, 0xE8, 0xDD, 0x74, 0x1F, |
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| 286 | 0x4B, 0xBD, 0x8B, 0x8A, 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E, |
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| 287 | 0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E, 0xE1, 0xF8, 0x98, 0x11, |
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| 288 | 0x69, 0xD9, 0x8E, 0x94, 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF, |
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| 289 | 0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68, 0x41, 0x99, 0x2D, 0x0F, |
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| 290 | 0xB0, 0x54, 0xBB, 0x16 |
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| 291 | }; |
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| 292 | |||
| 293 | static const uint8_t aria_sb2[256] = |
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| 294 | { |
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| 295 | 0xE2, 0x4E, 0x54, 0xFC, 0x94, 0xC2, 0x4A, 0xCC, 0x62, 0x0D, 0x6A, 0x46, |
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| 296 | 0x3C, 0x4D, 0x8B, 0xD1, 0x5E, 0xFA, 0x64, 0xCB, 0xB4, 0x97, 0xBE, 0x2B, |
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| 297 | 0xBC, 0x77, 0x2E, 0x03, 0xD3, 0x19, 0x59, 0xC1, 0x1D, 0x06, 0x41, 0x6B, |
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| 298 | 0x55, 0xF0, 0x99, 0x69, 0xEA, 0x9C, 0x18, 0xAE, 0x63, 0xDF, 0xE7, 0xBB, |
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| 299 | 0x00, 0x73, 0x66, 0xFB, 0x96, 0x4C, 0x85, 0xE4, 0x3A, 0x09, 0x45, 0xAA, |
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| 300 | 0x0F, 0xEE, 0x10, 0xEB, 0x2D, 0x7F, 0xF4, 0x29, 0xAC, 0xCF, 0xAD, 0x91, |
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| 301 | 0x8D, 0x78, 0xC8, 0x95, 0xF9, 0x2F, 0xCE, 0xCD, 0x08, 0x7A, 0x88, 0x38, |
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| 302 | 0x5C, 0x83, 0x2A, 0x28, 0x47, 0xDB, 0xB8, 0xC7, 0x93, 0xA4, 0x12, 0x53, |
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| 303 | 0xFF, 0x87, 0x0E, 0x31, 0x36, 0x21, 0x58, 0x48, 0x01, 0x8E, 0x37, 0x74, |
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| 304 | 0x32, 0xCA, 0xE9, 0xB1, 0xB7, 0xAB, 0x0C, 0xD7, 0xC4, 0x56, 0x42, 0x26, |
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| 305 | 0x07, 0x98, 0x60, 0xD9, 0xB6, 0xB9, 0x11, 0x40, 0xEC, 0x20, 0x8C, 0xBD, |
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| 306 | 0xA0, 0xC9, 0x84, 0x04, 0x49, 0x23, 0xF1, 0x4F, 0x50, 0x1F, 0x13, 0xDC, |
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| 307 | 0xD8, 0xC0, 0x9E, 0x57, 0xE3, 0xC3, 0x7B, 0x65, 0x3B, 0x02, 0x8F, 0x3E, |
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| 308 | 0xE8, 0x25, 0x92, 0xE5, 0x15, 0xDD, 0xFD, 0x17, 0xA9, 0xBF, 0xD4, 0x9A, |
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| 309 | 0x7E, 0xC5, 0x39, 0x67, 0xFE, 0x76, 0x9D, 0x43, 0xA7, 0xE1, 0xD0, 0xF5, |
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| 310 | 0x68, 0xF2, 0x1B, 0x34, 0x70, 0x05, 0xA3, 0x8A, 0xD5, 0x79, 0x86, 0xA8, |
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| 311 | 0x30, 0xC6, 0x51, 0x4B, 0x1E, 0xA6, 0x27, 0xF6, 0x35, 0xD2, 0x6E, 0x24, |
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| 312 | 0x16, 0x82, 0x5F, 0xDA, 0xE6, 0x75, 0xA2, 0xEF, 0x2C, 0xB2, 0x1C, 0x9F, |
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| 313 | 0x5D, 0x6F, 0x80, 0x0A, 0x72, 0x44, 0x9B, 0x6C, 0x90, 0x0B, 0x5B, 0x33, |
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| 314 | 0x7D, 0x5A, 0x52, 0xF3, 0x61, 0xA1, 0xF7, 0xB0, 0xD6, 0x3F, 0x7C, 0x6D, |
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| 315 | 0xED, 0x14, 0xE0, 0xA5, 0x3D, 0x22, 0xB3, 0xF8, 0x89, 0xDE, 0x71, 0x1A, |
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| 316 | 0xAF, 0xBA, 0xB5, 0x81 |
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| 317 | }; |
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| 318 | |||
| 319 | static const uint8_t aria_is1[256] = |
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| 320 | { |
||
| 321 | 0x52, 0x09, 0x6A, 0xD5, 0x30, 0x36, 0xA5, 0x38, 0xBF, 0x40, 0xA3, 0x9E, |
||
| 322 | 0x81, 0xF3, 0xD7, 0xFB, 0x7C, 0xE3, 0x39, 0x82, 0x9B, 0x2F, 0xFF, 0x87, |
||
| 323 | 0x34, 0x8E, 0x43, 0x44, 0xC4, 0xDE, 0xE9, 0xCB, 0x54, 0x7B, 0x94, 0x32, |
||
| 324 | 0xA6, 0xC2, 0x23, 0x3D, 0xEE, 0x4C, 0x95, 0x0B, 0x42, 0xFA, 0xC3, 0x4E, |
||
| 325 | 0x08, 0x2E, 0xA1, 0x66, 0x28, 0xD9, 0x24, 0xB2, 0x76, 0x5B, 0xA2, 0x49, |
||
| 326 | 0x6D, 0x8B, 0xD1, 0x25, 0x72, 0xF8, 0xF6, 0x64, 0x86, 0x68, 0x98, 0x16, |
||
| 327 | 0xD4, 0xA4, 0x5C, 0xCC, 0x5D, 0x65, 0xB6, 0x92, 0x6C, 0x70, 0x48, 0x50, |
||
| 328 | 0xFD, 0xED, 0xB9, 0xDA, 0x5E, 0x15, 0x46, 0x57, 0xA7, 0x8D, 0x9D, 0x84, |
||
| 329 | 0x90, 0xD8, 0xAB, 0x00, 0x8C, 0xBC, 0xD3, 0x0A, 0xF7, 0xE4, 0x58, 0x05, |
||
| 330 | 0xB8, 0xB3, 0x45, 0x06, 0xD0, 0x2C, 0x1E, 0x8F, 0xCA, 0x3F, 0x0F, 0x02, |
||
| 331 | 0xC1, 0xAF, 0xBD, 0x03, 0x01, 0x13, 0x8A, 0x6B, 0x3A, 0x91, 0x11, 0x41, |
||
| 332 | 0x4F, 0x67, 0xDC, 0xEA, 0x97, 0xF2, 0xCF, 0xCE, 0xF0, 0xB4, 0xE6, 0x73, |
||
| 333 | 0x96, 0xAC, 0x74, 0x22, 0xE7, 0xAD, 0x35, 0x85, 0xE2, 0xF9, 0x37, 0xE8, |
||
| 334 | 0x1C, 0x75, 0xDF, 0x6E, 0x47, 0xF1, 0x1A, 0x71, 0x1D, 0x29, 0xC5, 0x89, |
||
| 335 | 0x6F, 0xB7, 0x62, 0x0E, 0xAA, 0x18, 0xBE, 0x1B, 0xFC, 0x56, 0x3E, 0x4B, |
||
| 336 | 0xC6, 0xD2, 0x79, 0x20, 0x9A, 0xDB, 0xC0, 0xFE, 0x78, 0xCD, 0x5A, 0xF4, |
||
| 337 | 0x1F, 0xDD, 0xA8, 0x33, 0x88, 0x07, 0xC7, 0x31, 0xB1, 0x12, 0x10, 0x59, |
||
| 338 | 0x27, 0x80, 0xEC, 0x5F, 0x60, 0x51, 0x7F, 0xA9, 0x19, 0xB5, 0x4A, 0x0D, |
||
| 339 | 0x2D, 0xE5, 0x7A, 0x9F, 0x93, 0xC9, 0x9C, 0xEF, 0xA0, 0xE0, 0x3B, 0x4D, |
||
| 340 | 0xAE, 0x2A, 0xF5, 0xB0, 0xC8, 0xEB, 0xBB, 0x3C, 0x83, 0x53, 0x99, 0x61, |
||
| 341 | 0x17, 0x2B, 0x04, 0x7E, 0xBA, 0x77, 0xD6, 0x26, 0xE1, 0x69, 0x14, 0x63, |
||
| 342 | 0x55, 0x21, 0x0C, 0x7D |
||
| 343 | }; |
||
| 344 | |||
| 345 | static const uint8_t aria_is2[256] = |
||
| 346 | { |
||
| 347 | 0x30, 0x68, 0x99, 0x1B, 0x87, 0xB9, 0x21, 0x78, 0x50, 0x39, 0xDB, 0xE1, |
||
| 348 | 0x72, 0x09, 0x62, 0x3C, 0x3E, 0x7E, 0x5E, 0x8E, 0xF1, 0xA0, 0xCC, 0xA3, |
||
| 349 | 0x2A, 0x1D, 0xFB, 0xB6, 0xD6, 0x20, 0xC4, 0x8D, 0x81, 0x65, 0xF5, 0x89, |
||
| 350 | 0xCB, 0x9D, 0x77, 0xC6, 0x57, 0x43, 0x56, 0x17, 0xD4, 0x40, 0x1A, 0x4D, |
||
| 351 | 0xC0, 0x63, 0x6C, 0xE3, 0xB7, 0xC8, 0x64, 0x6A, 0x53, 0xAA, 0x38, 0x98, |
||
| 352 | 0x0C, 0xF4, 0x9B, 0xED, 0x7F, 0x22, 0x76, 0xAF, 0xDD, 0x3A, 0x0B, 0x58, |
||
| 353 | 0x67, 0x88, 0x06, 0xC3, 0x35, 0x0D, 0x01, 0x8B, 0x8C, 0xC2, 0xE6, 0x5F, |
||
| 354 | 0x02, 0x24, 0x75, 0x93, 0x66, 0x1E, 0xE5, 0xE2, 0x54, 0xD8, 0x10, 0xCE, |
||
| 355 | 0x7A, 0xE8, 0x08, 0x2C, 0x12, 0x97, 0x32, 0xAB, 0xB4, 0x27, 0x0A, 0x23, |
||
| 356 | 0xDF, 0xEF, 0xCA, 0xD9, 0xB8, 0xFA, 0xDC, 0x31, 0x6B, 0xD1, 0xAD, 0x19, |
||
| 357 | 0x49, 0xBD, 0x51, 0x96, 0xEE, 0xE4, 0xA8, 0x41, 0xDA, 0xFF, 0xCD, 0x55, |
||
| 358 | 0x86, 0x36, 0xBE, 0x61, 0x52, 0xF8, 0xBB, 0x0E, 0x82, 0x48, 0x69, 0x9A, |
||
| 359 | 0xE0, 0x47, 0x9E, 0x5C, 0x04, 0x4B, 0x34, 0x15, 0x79, 0x26, 0xA7, 0xDE, |
||
| 360 | 0x29, 0xAE, 0x92, 0xD7, 0x84, 0xE9, 0xD2, 0xBA, 0x5D, 0xF3, 0xC5, 0xB0, |
||
| 361 | 0xBF, 0xA4, 0x3B, 0x71, 0x44, 0x46, 0x2B, 0xFC, 0xEB, 0x6F, 0xD5, 0xF6, |
||
| 362 | 0x14, 0xFE, 0x7C, 0x70, 0x5A, 0x7D, 0xFD, 0x2F, 0x18, 0x83, 0x16, 0xA5, |
||
| 363 | 0x91, 0x1F, 0x05, 0x95, 0x74, 0xA9, 0xC1, 0x5B, 0x4A, 0x85, 0x6D, 0x13, |
||
| 364 | 0x07, 0x4F, 0x4E, 0x45, 0xB2, 0x0F, 0xC9, 0x1C, 0xA6, 0xBC, 0xEC, 0x73, |
||
| 365 | 0x90, 0x7B, 0xCF, 0x59, 0x8F, 0xA1, 0xF9, 0x2D, 0xF2, 0xB1, 0x00, 0x94, |
||
| 366 | 0x37, 0x9F, 0xD0, 0x2E, 0x9C, 0x6E, 0x28, 0x3F, 0x80, 0xF0, 0x3D, 0xD3, |
||
| 367 | 0x25, 0x8A, 0xB5, 0xE7, 0x42, 0xB3, 0xC7, 0xEA, 0xF7, 0x4C, 0x11, 0x33, |
||
| 368 | 0x03, 0xA2, 0xAC, 0x60 |
||
| 369 | }; |
||
| 370 | |||
| 371 | /* |
||
| 372 | * Helper for key schedule: r = FO( p, k ) ^ x |
||
| 373 | */ |
||
| 374 | static void aria_fo_xor( uint32_t r[4], const uint32_t p[4], |
||
| 375 | const uint32_t k[4], const uint32_t x[4] ) |
||
| 376 | { |
||
| 377 | uint32_t a, b, c, d; |
||
| 378 | |||
| 379 | a = p[0] ^ k[0]; |
||
| 380 | b = p[1] ^ k[1]; |
||
| 381 | c = p[2] ^ k[2]; |
||
| 382 | d = p[3] ^ k[3]; |
||
| 383 | |||
| 384 | aria_sl( &a, &b, &c, &d, aria_sb1, aria_sb2, aria_is1, aria_is2 ); |
||
| 385 | aria_a( &a, &b, &c, &d ); |
||
| 386 | |||
| 387 | r[0] = a ^ x[0]; |
||
| 388 | r[1] = b ^ x[1]; |
||
| 389 | r[2] = c ^ x[2]; |
||
| 390 | r[3] = d ^ x[3]; |
||
| 391 | } |
||
| 392 | |||
| 393 | /* |
||
| 394 | * Helper for key schedule: r = FE( p, k ) ^ x |
||
| 395 | */ |
||
| 396 | static void aria_fe_xor( uint32_t r[4], const uint32_t p[4], |
||
| 397 | const uint32_t k[4], const uint32_t x[4] ) |
||
| 398 | { |
||
| 399 | uint32_t a, b, c, d; |
||
| 400 | |||
| 401 | a = p[0] ^ k[0]; |
||
| 402 | b = p[1] ^ k[1]; |
||
| 403 | c = p[2] ^ k[2]; |
||
| 404 | d = p[3] ^ k[3]; |
||
| 405 | |||
| 406 | aria_sl( &a, &b, &c, &d, aria_is1, aria_is2, aria_sb1, aria_sb2 ); |
||
| 407 | aria_a( &a, &b, &c, &d ); |
||
| 408 | |||
| 409 | r[0] = a ^ x[0]; |
||
| 410 | r[1] = b ^ x[1]; |
||
| 411 | r[2] = c ^ x[2]; |
||
| 412 | r[3] = d ^ x[3]; |
||
| 413 | } |
||
| 414 | |||
| 415 | /* |
||
| 416 | * Big endian 128-bit rotation: r = a ^ (b <<< n), used only in key setup. |
||
| 417 | * |
||
| 418 | * We chose to store bytes into 32-bit words in little-endian format (see |
||
| 419 | * GET/PUT_UINT32_LE) so we need to reverse bytes here. |
||
| 420 | */ |
||
| 421 | static void aria_rot128( uint32_t r[4], const uint32_t a[4], |
||
| 422 | const uint32_t b[4], uint8_t n ) |
||
| 423 | { |
||
| 424 | uint8_t i, j; |
||
| 425 | uint32_t t, u; |
||
| 426 | |||
| 427 | const uint8_t n1 = n % 32; // bit offset |
||
| 428 | const uint8_t n2 = n1 ? 32 - n1 : 0; // reverse bit offset |
||
| 429 | |||
| 430 | j = ( n / 32 ) % 4; // initial word offset |
||
| 431 | t = ARIA_P3( b[j] ); // big endian |
||
| 432 | for( i = 0; i < 4; i++ ) |
||
| 433 | { |
||
| 434 | j = ( j + 1 ) % 4; // get next word, big endian |
||
| 435 | u = ARIA_P3( b[j] ); |
||
| 436 | t <<= n1; // rotate |
||
| 437 | t |= u >> n2; |
||
| 438 | t = ARIA_P3( t ); // back to little endian |
||
| 439 | r[i] = a[i] ^ t; // store |
||
| 440 | t = u; // move to next word |
||
| 441 | } |
||
| 442 | } |
||
| 443 | |||
| 444 | /* |
||
| 445 | * Set encryption key |
||
| 446 | */ |
||
| 447 | int mbedtls_aria_setkey_enc( mbedtls_aria_context *ctx, |
||
| 448 | const unsigned char *key, unsigned int keybits ) |
||
| 449 | { |
||
| 450 | /* round constant masks */ |
||
| 451 | const uint32_t rc[3][4] = |
||
| 452 | { |
||
| 453 | { 0xB7C17C51, 0x940A2227, 0xE8AB13FE, 0xE06E9AFA }, |
||
| 454 | { 0xCC4AB16D, 0x20C8219E, 0xD5B128FF, 0xB0E25DEF }, |
||
| 455 | { 0x1D3792DB, 0x70E92621, 0x75972403, 0x0EC9E804 } |
||
| 456 | }; |
||
| 457 | |||
| 458 | int i; |
||
| 459 | uint32_t w[4][4], *w2; |
||
| 460 | ARIA_VALIDATE_RET( ctx != NULL ); |
||
| 461 | ARIA_VALIDATE_RET( key != NULL ); |
||
| 462 | |||
| 463 | if( keybits != 128 && keybits != 192 && keybits != 256 ) |
||
| 464 | return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ); |
||
| 465 | |||
| 466 | /* Copy key to W0 (and potential remainder to W1) */ |
||
| 467 | GET_UINT32_LE( w[0][0], key, 0 ); |
||
| 468 | GET_UINT32_LE( w[0][1], key, 4 ); |
||
| 469 | GET_UINT32_LE( w[0][2], key, 8 ); |
||
| 470 | GET_UINT32_LE( w[0][3], key, 12 ); |
||
| 471 | |||
| 472 | memset( w[1], 0, 16 ); |
||
| 473 | if( keybits >= 192 ) |
||
| 474 | { |
||
| 475 | GET_UINT32_LE( w[1][0], key, 16 ); // 192 bit key |
||
| 476 | GET_UINT32_LE( w[1][1], key, 20 ); |
||
| 477 | } |
||
| 478 | if( keybits == 256 ) |
||
| 479 | { |
||
| 480 | GET_UINT32_LE( w[1][2], key, 24 ); // 256 bit key |
||
| 481 | GET_UINT32_LE( w[1][3], key, 28 ); |
||
| 482 | } |
||
| 483 | |||
| 484 | i = ( keybits - 128 ) >> 6; // index: 0, 1, 2 |
||
| 485 | ctx->nr = 12 + 2 * i; // no. rounds: 12, 14, 16 |
||
| 486 | |||
| 487 | aria_fo_xor( w[1], w[0], rc[i], w[1] ); // W1 = FO(W0, CK1) ^ KR |
||
| 488 | i = i < 2 ? i + 1 : 0; |
||
| 489 | aria_fe_xor( w[2], w[1], rc[i], w[0] ); // W2 = FE(W1, CK2) ^ W0 |
||
| 490 | i = i < 2 ? i + 1 : 0; |
||
| 491 | aria_fo_xor( w[3], w[2], rc[i], w[1] ); // W3 = FO(W2, CK3) ^ W1 |
||
| 492 | |||
| 493 | for( i = 0; i < 4; i++ ) // create round keys |
||
| 494 | { |
||
| 495 | w2 = w[(i + 1) & 3]; |
||
| 496 | aria_rot128( ctx->rk[i ], w[i], w2, 128 - 19 ); |
||
| 497 | aria_rot128( ctx->rk[i + 4], w[i], w2, 128 - 31 ); |
||
| 498 | aria_rot128( ctx->rk[i + 8], w[i], w2, 61 ); |
||
| 499 | aria_rot128( ctx->rk[i + 12], w[i], w2, 31 ); |
||
| 500 | } |
||
| 501 | aria_rot128( ctx->rk[16], w[0], w[1], 19 ); |
||
| 502 | |||
| 503 | /* w holds enough info to reconstruct the round keys */ |
||
| 504 | mbedtls_platform_zeroize( w, sizeof( w ) ); |
||
| 505 | |||
| 506 | return( 0 ); |
||
| 507 | } |
||
| 508 | |||
| 509 | /* |
||
| 510 | * Set decryption key |
||
| 511 | */ |
||
| 512 | int mbedtls_aria_setkey_dec( mbedtls_aria_context *ctx, |
||
| 513 | const unsigned char *key, unsigned int keybits ) |
||
| 514 | { |
||
| 515 | int i, j, k, ret; |
||
| 516 | ARIA_VALIDATE_RET( ctx != NULL ); |
||
| 517 | ARIA_VALIDATE_RET( key != NULL ); |
||
| 518 | |||
| 519 | ret = mbedtls_aria_setkey_enc( ctx, key, keybits ); |
||
| 520 | if( ret != 0 ) |
||
| 521 | return( ret ); |
||
| 522 | |||
| 523 | /* flip the order of round keys */ |
||
| 524 | for( i = 0, j = ctx->nr; i < j; i++, j-- ) |
||
| 525 | { |
||
| 526 | for( k = 0; k < 4; k++ ) |
||
| 527 | { |
||
| 528 | uint32_t t = ctx->rk[i][k]; |
||
| 529 | ctx->rk[i][k] = ctx->rk[j][k]; |
||
| 530 | ctx->rk[j][k] = t; |
||
| 531 | } |
||
| 532 | } |
||
| 533 | |||
| 534 | /* apply affine transform to middle keys */ |
||
| 535 | for( i = 1; i < ctx->nr; i++ ) |
||
| 536 | { |
||
| 537 | aria_a( &ctx->rk[i][0], &ctx->rk[i][1], |
||
| 538 | &ctx->rk[i][2], &ctx->rk[i][3] ); |
||
| 539 | } |
||
| 540 | |||
| 541 | return( 0 ); |
||
| 542 | } |
||
| 543 | |||
| 544 | /* |
||
| 545 | * Encrypt a block |
||
| 546 | */ |
||
| 547 | int mbedtls_aria_crypt_ecb( mbedtls_aria_context *ctx, |
||
| 548 | const unsigned char input[MBEDTLS_ARIA_BLOCKSIZE], |
||
| 549 | unsigned char output[MBEDTLS_ARIA_BLOCKSIZE] ) |
||
| 550 | { |
||
| 551 | int i; |
||
| 552 | |||
| 553 | uint32_t a, b, c, d; |
||
| 554 | ARIA_VALIDATE_RET( ctx != NULL ); |
||
| 555 | ARIA_VALIDATE_RET( input != NULL ); |
||
| 556 | ARIA_VALIDATE_RET( output != NULL ); |
||
| 557 | |||
| 558 | GET_UINT32_LE( a, input, 0 ); |
||
| 559 | GET_UINT32_LE( b, input, 4 ); |
||
| 560 | GET_UINT32_LE( c, input, 8 ); |
||
| 561 | GET_UINT32_LE( d, input, 12 ); |
||
| 562 | |||
| 563 | i = 0; |
||
| 564 | while( 1 ) |
||
| 565 | { |
||
| 566 | a ^= ctx->rk[i][0]; |
||
| 567 | b ^= ctx->rk[i][1]; |
||
| 568 | c ^= ctx->rk[i][2]; |
||
| 569 | d ^= ctx->rk[i][3]; |
||
| 570 | i++; |
||
| 571 | |||
| 572 | aria_sl( &a, &b, &c, &d, aria_sb1, aria_sb2, aria_is1, aria_is2 ); |
||
| 573 | aria_a( &a, &b, &c, &d ); |
||
| 574 | |||
| 575 | a ^= ctx->rk[i][0]; |
||
| 576 | b ^= ctx->rk[i][1]; |
||
| 577 | c ^= ctx->rk[i][2]; |
||
| 578 | d ^= ctx->rk[i][3]; |
||
| 579 | i++; |
||
| 580 | |||
| 581 | aria_sl( &a, &b, &c, &d, aria_is1, aria_is2, aria_sb1, aria_sb2 ); |
||
| 582 | if( i >= ctx->nr ) |
||
| 583 | break; |
||
| 584 | aria_a( &a, &b, &c, &d ); |
||
| 585 | } |
||
| 586 | |||
| 587 | /* final key mixing */ |
||
| 588 | a ^= ctx->rk[i][0]; |
||
| 589 | b ^= ctx->rk[i][1]; |
||
| 590 | c ^= ctx->rk[i][2]; |
||
| 591 | d ^= ctx->rk[i][3]; |
||
| 592 | |||
| 593 | PUT_UINT32_LE( a, output, 0 ); |
||
| 594 | PUT_UINT32_LE( b, output, 4 ); |
||
| 595 | PUT_UINT32_LE( c, output, 8 ); |
||
| 596 | PUT_UINT32_LE( d, output, 12 ); |
||
| 597 | |||
| 598 | return( 0 ); |
||
| 599 | } |
||
| 600 | |||
| 601 | /* Initialize context */ |
||
| 602 | void mbedtls_aria_init( mbedtls_aria_context *ctx ) |
||
| 603 | { |
||
| 604 | ARIA_VALIDATE( ctx != NULL ); |
||
| 605 | memset( ctx, 0, sizeof( mbedtls_aria_context ) ); |
||
| 606 | } |
||
| 607 | |||
| 608 | /* Clear context */ |
||
| 609 | void mbedtls_aria_free( mbedtls_aria_context *ctx ) |
||
| 610 | { |
||
| 611 | if( ctx == NULL ) |
||
| 612 | return; |
||
| 613 | |||
| 614 | mbedtls_platform_zeroize( ctx, sizeof( mbedtls_aria_context ) ); |
||
| 615 | } |
||
| 616 | |||
| 617 | #if defined(MBEDTLS_CIPHER_MODE_CBC) |
||
| 618 | /* |
||
| 619 | * ARIA-CBC buffer encryption/decryption |
||
| 620 | */ |
||
| 621 | int mbedtls_aria_crypt_cbc( mbedtls_aria_context *ctx, |
||
| 622 | int mode, |
||
| 623 | size_t length, |
||
| 624 | unsigned char iv[MBEDTLS_ARIA_BLOCKSIZE], |
||
| 625 | const unsigned char *input, |
||
| 626 | unsigned char *output ) |
||
| 627 | { |
||
| 628 | int i; |
||
| 629 | unsigned char temp[MBEDTLS_ARIA_BLOCKSIZE]; |
||
| 630 | |||
| 631 | ARIA_VALIDATE_RET( ctx != NULL ); |
||
| 632 | ARIA_VALIDATE_RET( mode == MBEDTLS_ARIA_ENCRYPT || |
||
| 633 | mode == MBEDTLS_ARIA_DECRYPT ); |
||
| 634 | ARIA_VALIDATE_RET( length == 0 || input != NULL ); |
||
| 635 | ARIA_VALIDATE_RET( length == 0 || output != NULL ); |
||
| 636 | ARIA_VALIDATE_RET( iv != NULL ); |
||
| 637 | |||
| 638 | if( length % MBEDTLS_ARIA_BLOCKSIZE ) |
||
| 639 | return( MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH ); |
||
| 640 | |||
| 641 | if( mode == MBEDTLS_ARIA_DECRYPT ) |
||
| 642 | { |
||
| 643 | while( length > 0 ) |
||
| 644 | { |
||
| 645 | memcpy( temp, input, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 646 | mbedtls_aria_crypt_ecb( ctx, input, output ); |
||
| 647 | |||
| 648 | for( i = 0; i < MBEDTLS_ARIA_BLOCKSIZE; i++ ) |
||
| 649 | output[i] = (unsigned char)( output[i] ^ iv[i] ); |
||
| 650 | |||
| 651 | memcpy( iv, temp, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 652 | |||
| 653 | input += MBEDTLS_ARIA_BLOCKSIZE; |
||
| 654 | output += MBEDTLS_ARIA_BLOCKSIZE; |
||
| 655 | length -= MBEDTLS_ARIA_BLOCKSIZE; |
||
| 656 | } |
||
| 657 | } |
||
| 658 | else |
||
| 659 | { |
||
| 660 | while( length > 0 ) |
||
| 661 | { |
||
| 662 | for( i = 0; i < MBEDTLS_ARIA_BLOCKSIZE; i++ ) |
||
| 663 | output[i] = (unsigned char)( input[i] ^ iv[i] ); |
||
| 664 | |||
| 665 | mbedtls_aria_crypt_ecb( ctx, output, output ); |
||
| 666 | memcpy( iv, output, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 667 | |||
| 668 | input += MBEDTLS_ARIA_BLOCKSIZE; |
||
| 669 | output += MBEDTLS_ARIA_BLOCKSIZE; |
||
| 670 | length -= MBEDTLS_ARIA_BLOCKSIZE; |
||
| 671 | } |
||
| 672 | } |
||
| 673 | |||
| 674 | return( 0 ); |
||
| 675 | } |
||
| 676 | #endif /* MBEDTLS_CIPHER_MODE_CBC */ |
||
| 677 | |||
| 678 | #if defined(MBEDTLS_CIPHER_MODE_CFB) |
||
| 679 | /* |
||
| 680 | * ARIA-CFB128 buffer encryption/decryption |
||
| 681 | */ |
||
| 682 | int mbedtls_aria_crypt_cfb128( mbedtls_aria_context *ctx, |
||
| 683 | int mode, |
||
| 684 | size_t length, |
||
| 685 | size_t *iv_off, |
||
| 686 | unsigned char iv[MBEDTLS_ARIA_BLOCKSIZE], |
||
| 687 | const unsigned char *input, |
||
| 688 | unsigned char *output ) |
||
| 689 | { |
||
| 690 | unsigned char c; |
||
| 691 | size_t n; |
||
| 692 | |||
| 693 | ARIA_VALIDATE_RET( ctx != NULL ); |
||
| 694 | ARIA_VALIDATE_RET( mode == MBEDTLS_ARIA_ENCRYPT || |
||
| 695 | mode == MBEDTLS_ARIA_DECRYPT ); |
||
| 696 | ARIA_VALIDATE_RET( length == 0 || input != NULL ); |
||
| 697 | ARIA_VALIDATE_RET( length == 0 || output != NULL ); |
||
| 698 | ARIA_VALIDATE_RET( iv != NULL ); |
||
| 699 | ARIA_VALIDATE_RET( iv_off != NULL ); |
||
| 700 | |||
| 701 | n = *iv_off; |
||
| 702 | |||
| 703 | /* An overly large value of n can lead to an unlimited |
||
| 704 | * buffer overflow. Therefore, guard against this |
||
| 705 | * outside of parameter validation. */ |
||
| 706 | if( n >= MBEDTLS_ARIA_BLOCKSIZE ) |
||
| 707 | return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ); |
||
| 708 | |||
| 709 | if( mode == MBEDTLS_ARIA_DECRYPT ) |
||
| 710 | { |
||
| 711 | while( length-- ) |
||
| 712 | { |
||
| 713 | if( n == 0 ) |
||
| 714 | mbedtls_aria_crypt_ecb( ctx, iv, iv ); |
||
| 715 | |||
| 716 | c = *input++; |
||
| 717 | *output++ = c ^ iv[n]; |
||
| 718 | iv[n] = c; |
||
| 719 | |||
| 720 | n = ( n + 1 ) & 0x0F; |
||
| 721 | } |
||
| 722 | } |
||
| 723 | else |
||
| 724 | { |
||
| 725 | while( length-- ) |
||
| 726 | { |
||
| 727 | if( n == 0 ) |
||
| 728 | mbedtls_aria_crypt_ecb( ctx, iv, iv ); |
||
| 729 | |||
| 730 | iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ ); |
||
| 731 | |||
| 732 | n = ( n + 1 ) & 0x0F; |
||
| 733 | } |
||
| 734 | } |
||
| 735 | |||
| 736 | *iv_off = n; |
||
| 737 | |||
| 738 | return( 0 ); |
||
| 739 | } |
||
| 740 | #endif /* MBEDTLS_CIPHER_MODE_CFB */ |
||
| 741 | |||
| 742 | #if defined(MBEDTLS_CIPHER_MODE_CTR) |
||
| 743 | /* |
||
| 744 | * ARIA-CTR buffer encryption/decryption |
||
| 745 | */ |
||
| 746 | int mbedtls_aria_crypt_ctr( mbedtls_aria_context *ctx, |
||
| 747 | size_t length, |
||
| 748 | size_t *nc_off, |
||
| 749 | unsigned char nonce_counter[MBEDTLS_ARIA_BLOCKSIZE], |
||
| 750 | unsigned char stream_block[MBEDTLS_ARIA_BLOCKSIZE], |
||
| 751 | const unsigned char *input, |
||
| 752 | unsigned char *output ) |
||
| 753 | { |
||
| 754 | int c, i; |
||
| 755 | size_t n; |
||
| 756 | |||
| 757 | ARIA_VALIDATE_RET( ctx != NULL ); |
||
| 758 | ARIA_VALIDATE_RET( length == 0 || input != NULL ); |
||
| 759 | ARIA_VALIDATE_RET( length == 0 || output != NULL ); |
||
| 760 | ARIA_VALIDATE_RET( nonce_counter != NULL ); |
||
| 761 | ARIA_VALIDATE_RET( stream_block != NULL ); |
||
| 762 | ARIA_VALIDATE_RET( nc_off != NULL ); |
||
| 763 | |||
| 764 | n = *nc_off; |
||
| 765 | /* An overly large value of n can lead to an unlimited |
||
| 766 | * buffer overflow. Therefore, guard against this |
||
| 767 | * outside of parameter validation. */ |
||
| 768 | if( n >= MBEDTLS_ARIA_BLOCKSIZE ) |
||
| 769 | return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ); |
||
| 770 | |||
| 771 | while( length-- ) |
||
| 772 | { |
||
| 773 | if( n == 0 ) { |
||
| 774 | mbedtls_aria_crypt_ecb( ctx, nonce_counter, |
||
| 775 | stream_block ); |
||
| 776 | |||
| 777 | for( i = MBEDTLS_ARIA_BLOCKSIZE; i > 0; i-- ) |
||
| 778 | if( ++nonce_counter[i - 1] != 0 ) |
||
| 779 | break; |
||
| 780 | } |
||
| 781 | c = *input++; |
||
| 782 | *output++ = (unsigned char)( c ^ stream_block[n] ); |
||
| 783 | |||
| 784 | n = ( n + 1 ) & 0x0F; |
||
| 785 | } |
||
| 786 | |||
| 787 | *nc_off = n; |
||
| 788 | |||
| 789 | return( 0 ); |
||
| 790 | } |
||
| 791 | #endif /* MBEDTLS_CIPHER_MODE_CTR */ |
||
| 792 | #endif /* !MBEDTLS_ARIA_ALT */ |
||
| 793 | |||
| 794 | #if defined(MBEDTLS_SELF_TEST) |
||
| 795 | |||
| 796 | /* |
||
| 797 | * Basic ARIA ECB test vectors from RFC 5794 |
||
| 798 | */ |
||
| 799 | static const uint8_t aria_test1_ecb_key[32] = // test key |
||
| 800 | { |
||
| 801 | 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, // 128 bit |
||
| 802 | 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, |
||
| 803 | 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, // 192 bit |
||
| 804 | 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F // 256 bit |
||
| 805 | }; |
||
| 806 | |||
| 807 | static const uint8_t aria_test1_ecb_pt[MBEDTLS_ARIA_BLOCKSIZE] = // plaintext |
||
| 808 | { |
||
| 809 | 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, // same for all |
||
| 810 | 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF // key sizes |
||
| 811 | }; |
||
| 812 | |||
| 813 | static const uint8_t aria_test1_ecb_ct[3][MBEDTLS_ARIA_BLOCKSIZE] = // ciphertext |
||
| 814 | { |
||
| 815 | { 0xD7, 0x18, 0xFB, 0xD6, 0xAB, 0x64, 0x4C, 0x73, // 128 bit |
||
| 816 | 0x9D, 0xA9, 0x5F, 0x3B, 0xE6, 0x45, 0x17, 0x78 }, |
||
| 817 | { 0x26, 0x44, 0x9C, 0x18, 0x05, 0xDB, 0xE7, 0xAA, // 192 bit |
||
| 818 | 0x25, 0xA4, 0x68, 0xCE, 0x26, 0x3A, 0x9E, 0x79 }, |
||
| 819 | { 0xF9, 0x2B, 0xD7, 0xC7, 0x9F, 0xB7, 0x2E, 0x2F, // 256 bit |
||
| 820 | 0x2B, 0x8F, 0x80, 0xC1, 0x97, 0x2D, 0x24, 0xFC } |
||
| 821 | }; |
||
| 822 | |||
| 823 | /* |
||
| 824 | * Mode tests from "Test Vectors for ARIA" Version 1.0 |
||
| 825 | * http://210.104.33.10/ARIA/doc/ARIA-testvector-e.pdf |
||
| 826 | */ |
||
| 827 | #if (defined(MBEDTLS_CIPHER_MODE_CBC) || defined(MBEDTLS_CIPHER_MODE_CFB) || \ |
||
| 828 | defined(MBEDTLS_CIPHER_MODE_CTR)) |
||
| 829 | static const uint8_t aria_test2_key[32] = |
||
| 830 | { |
||
| 831 | 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, // 128 bit |
||
| 832 | 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, |
||
| 833 | 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, // 192 bit |
||
| 834 | 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff // 256 bit |
||
| 835 | }; |
||
| 836 | |||
| 837 | static const uint8_t aria_test2_pt[48] = |
||
| 838 | { |
||
| 839 | 0x11, 0x11, 0x11, 0x11, 0xaa, 0xaa, 0xaa, 0xaa, // same for all |
||
| 840 | 0x11, 0x11, 0x11, 0x11, 0xbb, 0xbb, 0xbb, 0xbb, |
||
| 841 | 0x11, 0x11, 0x11, 0x11, 0xcc, 0xcc, 0xcc, 0xcc, |
||
| 842 | 0x11, 0x11, 0x11, 0x11, 0xdd, 0xdd, 0xdd, 0xdd, |
||
| 843 | 0x22, 0x22, 0x22, 0x22, 0xaa, 0xaa, 0xaa, 0xaa, |
||
| 844 | 0x22, 0x22, 0x22, 0x22, 0xbb, 0xbb, 0xbb, 0xbb, |
||
| 845 | }; |
||
| 846 | #endif |
||
| 847 | |||
| 848 | #if (defined(MBEDTLS_CIPHER_MODE_CBC) || defined(MBEDTLS_CIPHER_MODE_CFB)) |
||
| 849 | static const uint8_t aria_test2_iv[MBEDTLS_ARIA_BLOCKSIZE] = |
||
| 850 | { |
||
| 851 | 0x0f, 0x1e, 0x2d, 0x3c, 0x4b, 0x5a, 0x69, 0x78, // same for CBC, CFB |
||
| 852 | 0x87, 0x96, 0xa5, 0xb4, 0xc3, 0xd2, 0xe1, 0xf0 // CTR has zero IV |
||
| 853 | }; |
||
| 854 | #endif |
||
| 855 | |||
| 856 | #if defined(MBEDTLS_CIPHER_MODE_CBC) |
||
| 857 | static const uint8_t aria_test2_cbc_ct[3][48] = // CBC ciphertext |
||
| 858 | { |
||
| 859 | { 0x49, 0xd6, 0x18, 0x60, 0xb1, 0x49, 0x09, 0x10, // 128-bit key |
||
| 860 | 0x9c, 0xef, 0x0d, 0x22, 0xa9, 0x26, 0x81, 0x34, |
||
| 861 | 0xfa, 0xdf, 0x9f, 0xb2, 0x31, 0x51, 0xe9, 0x64, |
||
| 862 | 0x5f, 0xba, 0x75, 0x01, 0x8b, 0xdb, 0x15, 0x38, |
||
| 863 | 0xb5, 0x33, 0x34, 0x63, 0x4b, 0xbf, 0x7d, 0x4c, |
||
| 864 | 0xd4, 0xb5, 0x37, 0x70, 0x33, 0x06, 0x0c, 0x15 }, |
||
| 865 | { 0xaf, 0xe6, 0xcf, 0x23, 0x97, 0x4b, 0x53, 0x3c, // 192-bit key |
||
| 866 | 0x67, 0x2a, 0x82, 0x62, 0x64, 0xea, 0x78, 0x5f, |
||
| 867 | 0x4e, 0x4f, 0x7f, 0x78, 0x0d, 0xc7, 0xf3, 0xf1, |
||
| 868 | 0xe0, 0x96, 0x2b, 0x80, 0x90, 0x23, 0x86, 0xd5, |
||
| 869 | 0x14, 0xe9, 0xc3, 0xe7, 0x72, 0x59, 0xde, 0x92, |
||
| 870 | 0xdd, 0x11, 0x02, 0xff, 0xab, 0x08, 0x6c, 0x1e }, |
||
| 871 | { 0x52, 0x3a, 0x8a, 0x80, 0x6a, 0xe6, 0x21, 0xf1, // 256-bit key |
||
| 872 | 0x55, 0xfd, 0xd2, 0x8d, 0xbc, 0x34, 0xe1, 0xab, |
||
| 873 | 0x7b, 0x9b, 0x42, 0x43, 0x2a, 0xd8, 0xb2, 0xef, |
||
| 874 | 0xb9, 0x6e, 0x23, 0xb1, 0x3f, 0x0a, 0x6e, 0x52, |
||
| 875 | 0xf3, 0x61, 0x85, 0xd5, 0x0a, 0xd0, 0x02, 0xc5, |
||
| 876 | 0xf6, 0x01, 0xbe, 0xe5, 0x49, 0x3f, 0x11, 0x8b } |
||
| 877 | }; |
||
| 878 | #endif /* MBEDTLS_CIPHER_MODE_CBC */ |
||
| 879 | |||
| 880 | #if defined(MBEDTLS_CIPHER_MODE_CFB) |
||
| 881 | static const uint8_t aria_test2_cfb_ct[3][48] = // CFB ciphertext |
||
| 882 | { |
||
| 883 | { 0x37, 0x20, 0xe5, 0x3b, 0xa7, 0xd6, 0x15, 0x38, // 128-bit key |
||
| 884 | 0x34, 0x06, 0xb0, 0x9f, 0x0a, 0x05, 0xa2, 0x00, |
||
| 885 | 0xc0, 0x7c, 0x21, 0xe6, 0x37, 0x0f, 0x41, 0x3a, |
||
| 886 | 0x5d, 0x13, 0x25, 0x00, 0xa6, 0x82, 0x85, 0x01, |
||
| 887 | 0x7c, 0x61, 0xb4, 0x34, 0xc7, 0xb7, 0xca, 0x96, |
||
| 888 | 0x85, 0xa5, 0x10, 0x71, 0x86, 0x1e, 0x4d, 0x4b }, |
||
| 889 | { 0x41, 0x71, 0xf7, 0x19, 0x2b, 0xf4, 0x49, 0x54, // 192-bit key |
||
| 890 | 0x94, 0xd2, 0x73, 0x61, 0x29, 0x64, 0x0f, 0x5c, |
||
| 891 | 0x4d, 0x87, 0xa9, 0xa2, 0x13, 0x66, 0x4c, 0x94, |
||
| 892 | 0x48, 0x47, 0x7c, 0x6e, 0xcc, 0x20, 0x13, 0x59, |
||
| 893 | 0x8d, 0x97, 0x66, 0x95, 0x2d, 0xd8, 0xc3, 0x86, |
||
| 894 | 0x8f, 0x17, 0xe3, 0x6e, 0xf6, 0x6f, 0xd8, 0x4b }, |
||
| 895 | { 0x26, 0x83, 0x47, 0x05, 0xb0, 0xf2, 0xc0, 0xe2, // 256-bit key |
||
| 896 | 0x58, 0x8d, 0x4a, 0x7f, 0x09, 0x00, 0x96, 0x35, |
||
| 897 | 0xf2, 0x8b, 0xb9, 0x3d, 0x8c, 0x31, 0xf8, 0x70, |
||
| 898 | 0xec, 0x1e, 0x0b, 0xdb, 0x08, 0x2b, 0x66, 0xfa, |
||
| 899 | 0x40, 0x2d, 0xd9, 0xc2, 0x02, 0xbe, 0x30, 0x0c, |
||
| 900 | 0x45, 0x17, 0xd1, 0x96, 0xb1, 0x4d, 0x4c, 0xe1 } |
||
| 901 | }; |
||
| 902 | #endif /* MBEDTLS_CIPHER_MODE_CFB */ |
||
| 903 | |||
| 904 | #if defined(MBEDTLS_CIPHER_MODE_CTR) |
||
| 905 | static const uint8_t aria_test2_ctr_ct[3][48] = // CTR ciphertext |
||
| 906 | { |
||
| 907 | { 0xac, 0x5d, 0x7d, 0xe8, 0x05, 0xa0, 0xbf, 0x1c, // 128-bit key |
||
| 908 | 0x57, 0xc8, 0x54, 0x50, 0x1a, 0xf6, 0x0f, 0xa1, |
||
| 909 | 0x14, 0x97, 0xe2, 0xa3, 0x45, 0x19, 0xde, 0xa1, |
||
| 910 | 0x56, 0x9e, 0x91, 0xe5, 0xb5, 0xcc, 0xae, 0x2f, |
||
| 911 | 0xf3, 0xbf, 0xa1, 0xbf, 0x97, 0x5f, 0x45, 0x71, |
||
| 912 | 0xf4, 0x8b, 0xe1, 0x91, 0x61, 0x35, 0x46, 0xc3 }, |
||
| 913 | { 0x08, 0x62, 0x5c, 0xa8, 0xfe, 0x56, 0x9c, 0x19, // 192-bit key |
||
| 914 | 0xba, 0x7a, 0xf3, 0x76, 0x0a, 0x6e, 0xd1, 0xce, |
||
| 915 | 0xf4, 0xd1, 0x99, 0x26, 0x3e, 0x99, 0x9d, 0xde, |
||
| 916 | 0x14, 0x08, 0x2d, 0xbb, 0xa7, 0x56, 0x0b, 0x79, |
||
| 917 | 0xa4, 0xc6, 0xb4, 0x56, 0xb8, 0x70, 0x7d, 0xce, |
||
| 918 | 0x75, 0x1f, 0x98, 0x54, 0xf1, 0x88, 0x93, 0xdf }, |
||
| 919 | { 0x30, 0x02, 0x6c, 0x32, 0x96, 0x66, 0x14, 0x17, // 256-bit key |
||
| 920 | 0x21, 0x17, 0x8b, 0x99, 0xc0, 0xa1, 0xf1, 0xb2, |
||
| 921 | 0xf0, 0x69, 0x40, 0x25, 0x3f, 0x7b, 0x30, 0x89, |
||
| 922 | 0xe2, 0xa3, 0x0e, 0xa8, 0x6a, 0xa3, 0xc8, 0x8f, |
||
| 923 | 0x59, 0x40, 0xf0, 0x5a, 0xd7, 0xee, 0x41, 0xd7, |
||
| 924 | 0x13, 0x47, 0xbb, 0x72, 0x61, 0xe3, 0x48, 0xf1 } |
||
| 925 | }; |
||
| 926 | #endif /* MBEDTLS_CIPHER_MODE_CFB */ |
||
| 927 | |||
| 928 | #define ARIA_SELF_TEST_IF_FAIL \ |
||
| 929 | { \ |
||
| 930 | if( verbose ) \ |
||
| 931 | mbedtls_printf( "failed\n" ); \ |
||
| 932 | return( 1 ); \ |
||
| 933 | } else { \ |
||
| 934 | if( verbose ) \ |
||
| 935 | mbedtls_printf( "passed\n" ); \ |
||
| 936 | } |
||
| 937 | |||
| 938 | /* |
||
| 939 | * Checkup routine |
||
| 940 | */ |
||
| 941 | int mbedtls_aria_self_test( int verbose ) |
||
| 942 | { |
||
| 943 | int i; |
||
| 944 | uint8_t blk[MBEDTLS_ARIA_BLOCKSIZE]; |
||
| 945 | mbedtls_aria_context ctx; |
||
| 946 | |||
| 947 | #if (defined(MBEDTLS_CIPHER_MODE_CFB) || defined(MBEDTLS_CIPHER_MODE_CTR)) |
||
| 948 | size_t j; |
||
| 949 | #endif |
||
| 950 | |||
| 951 | #if (defined(MBEDTLS_CIPHER_MODE_CBC) || \ |
||
| 952 | defined(MBEDTLS_CIPHER_MODE_CFB) || \ |
||
| 953 | defined(MBEDTLS_CIPHER_MODE_CTR)) |
||
| 954 | uint8_t buf[48], iv[MBEDTLS_ARIA_BLOCKSIZE]; |
||
| 955 | #endif |
||
| 956 | |||
| 957 | /* |
||
| 958 | * Test set 1 |
||
| 959 | */ |
||
| 960 | for( i = 0; i < 3; i++ ) |
||
| 961 | { |
||
| 962 | /* test ECB encryption */ |
||
| 963 | if( verbose ) |
||
| 964 | mbedtls_printf( " ARIA-ECB-%d (enc): ", 128 + 64 * i ); |
||
| 965 | mbedtls_aria_setkey_enc( &ctx, aria_test1_ecb_key, 128 + 64 * i ); |
||
| 966 | mbedtls_aria_crypt_ecb( &ctx, aria_test1_ecb_pt, blk ); |
||
| 967 | if( memcmp( blk, aria_test1_ecb_ct[i], MBEDTLS_ARIA_BLOCKSIZE ) != 0 ) |
||
| 968 | ARIA_SELF_TEST_IF_FAIL; |
||
| 969 | |||
| 970 | /* test ECB decryption */ |
||
| 971 | if( verbose ) |
||
| 972 | mbedtls_printf( " ARIA-ECB-%d (dec): ", 128 + 64 * i ); |
||
| 973 | mbedtls_aria_setkey_dec( &ctx, aria_test1_ecb_key, 128 + 64 * i ); |
||
| 974 | mbedtls_aria_crypt_ecb( &ctx, aria_test1_ecb_ct[i], blk ); |
||
| 975 | if( memcmp( blk, aria_test1_ecb_pt, MBEDTLS_ARIA_BLOCKSIZE ) != 0 ) |
||
| 976 | ARIA_SELF_TEST_IF_FAIL; |
||
| 977 | } |
||
| 978 | if( verbose ) |
||
| 979 | mbedtls_printf( "\n" ); |
||
| 980 | |||
| 981 | /* |
||
| 982 | * Test set 2 |
||
| 983 | */ |
||
| 984 | #if defined(MBEDTLS_CIPHER_MODE_CBC) |
||
| 985 | for( i = 0; i < 3; i++ ) |
||
| 986 | { |
||
| 987 | /* Test CBC encryption */ |
||
| 988 | if( verbose ) |
||
| 989 | mbedtls_printf( " ARIA-CBC-%d (enc): ", 128 + 64 * i ); |
||
| 990 | mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); |
||
| 991 | memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 992 | memset( buf, 0x55, sizeof( buf ) ); |
||
| 993 | mbedtls_aria_crypt_cbc( &ctx, MBEDTLS_ARIA_ENCRYPT, 48, iv, |
||
| 994 | aria_test2_pt, buf ); |
||
| 995 | if( memcmp( buf, aria_test2_cbc_ct[i], 48 ) != 0 ) |
||
| 996 | ARIA_SELF_TEST_IF_FAIL; |
||
| 997 | |||
| 998 | /* Test CBC decryption */ |
||
| 999 | if( verbose ) |
||
| 1000 | mbedtls_printf( " ARIA-CBC-%d (dec): ", 128 + 64 * i ); |
||
| 1001 | mbedtls_aria_setkey_dec( &ctx, aria_test2_key, 128 + 64 * i ); |
||
| 1002 | memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 1003 | memset( buf, 0xAA, sizeof( buf ) ); |
||
| 1004 | mbedtls_aria_crypt_cbc( &ctx, MBEDTLS_ARIA_DECRYPT, 48, iv, |
||
| 1005 | aria_test2_cbc_ct[i], buf ); |
||
| 1006 | if( memcmp( buf, aria_test2_pt, 48 ) != 0 ) |
||
| 1007 | ARIA_SELF_TEST_IF_FAIL; |
||
| 1008 | } |
||
| 1009 | if( verbose ) |
||
| 1010 | mbedtls_printf( "\n" ); |
||
| 1011 | |||
| 1012 | #endif /* MBEDTLS_CIPHER_MODE_CBC */ |
||
| 1013 | |||
| 1014 | #if defined(MBEDTLS_CIPHER_MODE_CFB) |
||
| 1015 | for( i = 0; i < 3; i++ ) |
||
| 1016 | { |
||
| 1017 | /* Test CFB encryption */ |
||
| 1018 | if( verbose ) |
||
| 1019 | mbedtls_printf( " ARIA-CFB-%d (enc): ", 128 + 64 * i ); |
||
| 1020 | mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); |
||
| 1021 | memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 1022 | memset( buf, 0x55, sizeof( buf ) ); |
||
| 1023 | j = 0; |
||
| 1024 | mbedtls_aria_crypt_cfb128( &ctx, MBEDTLS_ARIA_ENCRYPT, 48, &j, iv, |
||
| 1025 | aria_test2_pt, buf ); |
||
| 1026 | if( memcmp( buf, aria_test2_cfb_ct[i], 48 ) != 0 ) |
||
| 1027 | ARIA_SELF_TEST_IF_FAIL; |
||
| 1028 | |||
| 1029 | /* Test CFB decryption */ |
||
| 1030 | if( verbose ) |
||
| 1031 | mbedtls_printf( " ARIA-CFB-%d (dec): ", 128 + 64 * i ); |
||
| 1032 | mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); |
||
| 1033 | memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); |
||
| 1034 | memset( buf, 0xAA, sizeof( buf ) ); |
||
| 1035 | j = 0; |
||
| 1036 | mbedtls_aria_crypt_cfb128( &ctx, MBEDTLS_ARIA_DECRYPT, 48, &j, |
||
| 1037 | iv, aria_test2_cfb_ct[i], buf ); |
||
| 1038 | if( memcmp( buf, aria_test2_pt, 48 ) != 0 ) |
||
| 1039 | ARIA_SELF_TEST_IF_FAIL; |
||
| 1040 | } |
||
| 1041 | if( verbose ) |
||
| 1042 | mbedtls_printf( "\n" ); |
||
| 1043 | #endif /* MBEDTLS_CIPHER_MODE_CFB */ |
||
| 1044 | |||
| 1045 | #if defined(MBEDTLS_CIPHER_MODE_CTR) |
||
| 1046 | for( i = 0; i < 3; i++ ) |
||
| 1047 | { |
||
| 1048 | /* Test CTR encryption */ |
||
| 1049 | if( verbose ) |
||
| 1050 | mbedtls_printf( " ARIA-CTR-%d (enc): ", 128 + 64 * i ); |
||
| 1051 | mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); |
||
| 1052 | memset( iv, 0, MBEDTLS_ARIA_BLOCKSIZE ); // IV = 0 |
||
| 1053 | memset( buf, 0x55, sizeof( buf ) ); |
||
| 1054 | j = 0; |
||
| 1055 | mbedtls_aria_crypt_ctr( &ctx, 48, &j, iv, blk, |
||
| 1056 | aria_test2_pt, buf ); |
||
| 1057 | if( memcmp( buf, aria_test2_ctr_ct[i], 48 ) != 0 ) |
||
| 1058 | ARIA_SELF_TEST_IF_FAIL; |
||
| 1059 | |||
| 1060 | /* Test CTR decryption */ |
||
| 1061 | if( verbose ) |
||
| 1062 | mbedtls_printf( " ARIA-CTR-%d (dec): ", 128 + 64 * i ); |
||
| 1063 | mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); |
||
| 1064 | memset( iv, 0, MBEDTLS_ARIA_BLOCKSIZE ); // IV = 0 |
||
| 1065 | memset( buf, 0xAA, sizeof( buf ) ); |
||
| 1066 | j = 0; |
||
| 1067 | mbedtls_aria_crypt_ctr( &ctx, 48, &j, iv, blk, |
||
| 1068 | aria_test2_ctr_ct[i], buf ); |
||
| 1069 | if( memcmp( buf, aria_test2_pt, 48 ) != 0 ) |
||
| 1070 | ARIA_SELF_TEST_IF_FAIL; |
||
| 1071 | } |
||
| 1072 | if( verbose ) |
||
| 1073 | mbedtls_printf( "\n" ); |
||
| 1074 | #endif /* MBEDTLS_CIPHER_MODE_CTR */ |
||
| 1075 | |||
| 1076 | return( 0 ); |
||
| 1077 | } |
||
| 1078 | |||
| 1079 | #endif /* MBEDTLS_SELF_TEST */ |
||
| 1080 | |||
| 1081 | #endif /* MBEDTLS_ARIA_C */ |