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