diff options
Diffstat (limited to 'lib/mbedtls-2.27.0/library/aria.c')
| -rw-r--r-- | lib/mbedtls-2.27.0/library/aria.c | 1080 |
1 files changed, 1080 insertions, 0 deletions
diff --git a/lib/mbedtls-2.27.0/library/aria.c b/lib/mbedtls-2.27.0/library/aria.c new file mode 100644 index 0000000..a5786b3 --- /dev/null +++ b/lib/mbedtls-2.27.0/library/aria.c @@ -0,0 +1,1080 @@ +/* + * ARIA implementation + * + * Copyright The Mbed TLS Contributors + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* + * This implementation is based on the following standards: + * [1] http://210.104.33.10/ARIA/doc/ARIA-specification-e.pdf + * [2] https://tools.ietf.org/html/rfc5794 + */ + +#include "common.h" + +#if defined(MBEDTLS_ARIA_C) + +#include "mbedtls/aria.h" + +#include <string.h> + +#if defined(MBEDTLS_SELF_TEST) +#if defined(MBEDTLS_PLATFORM_C) +#include "mbedtls/platform.h" +#else +#include <stdio.h> +#define mbedtls_printf printf +#endif /* MBEDTLS_PLATFORM_C */ +#endif /* MBEDTLS_SELF_TEST */ + +#if !defined(MBEDTLS_ARIA_ALT) + +#include "mbedtls/platform_util.h" + +#if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \ + !defined(inline) && !defined(__cplusplus) +#define inline __inline +#endif + +/* Parameter validation macros */ +#define ARIA_VALIDATE_RET( cond ) \ + MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ) +#define ARIA_VALIDATE( cond ) \ + MBEDTLS_INTERNAL_VALIDATE( cond ) + +/* + * 32-bit integer manipulation macros (little endian) + */ +#ifndef GET_UINT32_LE +#define GET_UINT32_LE( n, b, i ) \ +{ \ + (n) = ( (uint32_t) (b)[(i) ] ) \ + | ( (uint32_t) (b)[(i) + 1] << 8 ) \ + | ( (uint32_t) (b)[(i) + 2] << 16 ) \ + | ( (uint32_t) (b)[(i) + 3] << 24 ); \ +} +#endif + +#ifndef PUT_UINT32_LE +#define PUT_UINT32_LE( n, b, i ) \ +{ \ + (b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \ + (b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \ + (b)[(i) + 2] = (unsigned char) ( ( (n) >> 16 ) & 0xFF ); \ + (b)[(i) + 3] = (unsigned char) ( ( (n) >> 24 ) & 0xFF ); \ +} +#endif + +/* + * modify byte order: ( A B C D ) -> ( B A D C ), i.e. swap pairs of bytes + * + * This is submatrix P1 in [1] Appendix B.1 + * + * Common compilers fail to translate this to minimal number of instructions, + * so let's provide asm versions for common platforms with C fallback. + */ +#if defined(MBEDTLS_HAVE_ASM) +#if defined(__arm__) /* rev16 available from v6 up */ +/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */ +#if defined(__GNUC__) && \ + ( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 ) && \ + __ARM_ARCH >= 6 +static inline uint32_t aria_p1( uint32_t x ) +{ + uint32_t r; + __asm( "rev16 %0, %1" : "=l" (r) : "l" (x) ); + return( r ); +} +#define ARIA_P1 aria_p1 +#elif defined(__ARMCC_VERSION) && __ARMCC_VERSION < 6000000 && \ + ( __TARGET_ARCH_ARM >= 6 || __TARGET_ARCH_THUMB >= 3 ) +static inline uint32_t aria_p1( uint32_t x ) +{ + uint32_t r; + __asm( "rev16 r, x" ); + return( r ); +} +#define ARIA_P1 aria_p1 +#endif +#endif /* arm */ +#if defined(__GNUC__) && \ + defined(__i386__) || defined(__amd64__) || defined( __x86_64__) +/* I couldn't find an Intel equivalent of rev16, so two instructions */ +#define ARIA_P1(x) ARIA_P2( ARIA_P3( x ) ) +#endif /* x86 gnuc */ +#endif /* MBEDTLS_HAVE_ASM && GNUC */ +#if !defined(ARIA_P1) +#define ARIA_P1(x) ((((x) >> 8) & 0x00FF00FF) ^ (((x) & 0x00FF00FF) << 8)) +#endif + +/* + * modify byte order: ( A B C D ) -> ( C D A B ), i.e. rotate by 16 bits + * + * This is submatrix P2 in [1] Appendix B.1 + * + * Common compilers will translate this to a single instruction. + */ +#define ARIA_P2(x) (((x) >> 16) ^ ((x) << 16)) + +/* + * modify byte order: ( A B C D ) -> ( D C B A ), i.e. change endianness + * + * This is submatrix P3 in [1] Appendix B.1 + * + * Some compilers fail to translate this to a single instruction, + * so let's provide asm versions for common platforms with C fallback. + */ +#if defined(MBEDTLS_HAVE_ASM) +#if defined(__arm__) /* rev available from v6 up */ +/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */ +#if defined(__GNUC__) && \ + ( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 ) && \ + __ARM_ARCH >= 6 +static inline uint32_t aria_p3( uint32_t x ) +{ + uint32_t r; + __asm( "rev %0, %1" : "=l" (r) : "l" (x) ); + return( r ); +} +#define ARIA_P3 aria_p3 +#elif defined(__ARMCC_VERSION) && __ARMCC_VERSION < 6000000 && \ + ( __TARGET_ARCH_ARM >= 6 || __TARGET_ARCH_THUMB >= 3 ) +static inline uint32_t aria_p3( uint32_t x ) +{ + uint32_t r; + __asm( "rev r, x" ); + return( r ); +} +#define ARIA_P3 aria_p3 +#endif +#endif /* arm */ +#if defined(__GNUC__) && \ + defined(__i386__) || defined(__amd64__) || defined( __x86_64__) +static inline uint32_t aria_p3( uint32_t x ) +{ + __asm( "bswap %0" : "=r" (x) : "0" (x) ); + return( x ); +} +#define ARIA_P3 aria_p3 +#endif /* x86 gnuc */ +#endif /* MBEDTLS_HAVE_ASM && GNUC */ +#if !defined(ARIA_P3) +#define ARIA_P3(x) ARIA_P2( ARIA_P1 ( x ) ) +#endif + +/* + * ARIA Affine Transform + * (a, b, c, d) = state in/out + * + * If we denote the first byte of input by 0, ..., the last byte by f, + * then inputs are: a = 0123, b = 4567, c = 89ab, d = cdef. + * + * Reading [1] 2.4 or [2] 2.4.3 in columns and performing simple + * rearrangements on adjacent pairs, output is: + * + * a = 3210 + 4545 + 6767 + 88aa + 99bb + dccd + effe + * = 3210 + 4567 + 6745 + 89ab + 98ba + dcfe + efcd + * b = 0101 + 2323 + 5476 + 8998 + baab + eecc + ffdd + * = 0123 + 2301 + 5476 + 89ab + ba98 + efcd + fedc + * c = 0022 + 1133 + 4554 + 7667 + ab89 + dcdc + fefe + * = 0123 + 1032 + 4567 + 7654 + ab89 + dcfe + fedc + * d = 1001 + 2332 + 6644 + 7755 + 9898 + baba + cdef + * = 1032 + 2301 + 6745 + 7654 + 98ba + ba98 + cdef + * + * Note: another presentation of the A transform can be found as the first + * half of App. B.1 in [1] in terms of 4-byte operators P1, P2, P3 and P4. + * The implementation below uses only P1 and P2 as they are sufficient. + */ +static inline void aria_a( uint32_t *a, uint32_t *b, + uint32_t *c, uint32_t *d ) +{ + uint32_t ta, tb, tc; + ta = *b; // 4567 + *b = *a; // 0123 + *a = ARIA_P2( ta ); // 6745 + tb = ARIA_P2( *d ); // efcd + *d = ARIA_P1( *c ); // 98ba + *c = ARIA_P1( tb ); // fedc + ta ^= *d; // 4567+98ba + tc = ARIA_P2( *b ); // 2301 + ta = ARIA_P1( ta ) ^ tc ^ *c; // 2301+5476+89ab+fedc + tb ^= ARIA_P2( *d ); // ba98+efcd + tc ^= ARIA_P1( *a ); // 2301+7654 + *b ^= ta ^ tb; // 0123+2301+5476+89ab+ba98+efcd+fedc OUT + tb = ARIA_P2( tb ) ^ ta; // 2301+5476+89ab+98ba+cdef+fedc + *a ^= ARIA_P1( tb ); // 3210+4567+6745+89ab+98ba+dcfe+efcd OUT + ta = ARIA_P2( ta ); // 0123+7654+ab89+dcfe + *d ^= ARIA_P1( ta ) ^ tc; // 1032+2301+6745+7654+98ba+ba98+cdef OUT + tc = ARIA_P2( tc ); // 0123+5476 + *c ^= ARIA_P1( tc ) ^ ta; // 0123+1032+4567+7654+ab89+dcfe+fedc OUT +} + +/* + * ARIA Substitution Layer SL1 / SL2 + * (a, b, c, d) = state in/out + * (sa, sb, sc, sd) = 256 8-bit S-Boxes (see below) + * + * By passing sb1, sb2, is1, is2 as S-Boxes you get SL1 + * By passing is1, is2, sb1, sb2 as S-Boxes you get SL2 + */ +static inline void aria_sl( uint32_t *a, uint32_t *b, + uint32_t *c, uint32_t *d, + const uint8_t sa[256], const uint8_t sb[256], + const uint8_t sc[256], const uint8_t sd[256] ) +{ + *a = ( (uint32_t) sa[ *a & 0xFF] ) ^ + (((uint32_t) sb[(*a >> 8) & 0xFF]) << 8) ^ + (((uint32_t) sc[(*a >> 16) & 0xFF]) << 16) ^ + (((uint32_t) sd[ *a >> 24 ]) << 24); + *b = ( (uint32_t) sa[ *b & 0xFF] ) ^ + (((uint32_t) sb[(*b >> 8) & 0xFF]) << 8) ^ + (((uint32_t) sc[(*b >> 16) & 0xFF]) << 16) ^ + (((uint32_t) sd[ *b >> 24 ]) << 24); + *c = ( (uint32_t) sa[ *c & 0xFF] ) ^ + (((uint32_t) sb[(*c >> 8) & 0xFF]) << 8) ^ + (((uint32_t) sc[(*c >> 16) & 0xFF]) << 16) ^ + (((uint32_t) sd[ *c >> 24 ]) << 24); + *d = ( (uint32_t) sa[ *d & 0xFF] ) ^ + (((uint32_t) sb[(*d >> 8) & 0xFF]) << 8) ^ + (((uint32_t) sc[(*d >> 16) & 0xFF]) << 16) ^ + (((uint32_t) sd[ *d >> 24 ]) << 24); +} + +/* + * S-Boxes + */ +static const uint8_t aria_sb1[256] = +{ + 0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5, 0x30, 0x01, 0x67, 0x2B, + 0xFE, 0xD7, 0xAB, 0x76, 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0, + 0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0, 0xB7, 0xFD, 0x93, 0x26, + 0x36, 0x3F, 0xF7, 0xCC, 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15, + 0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A, 0x07, 0x12, 0x80, 0xE2, + 0xEB, 0x27, 0xB2, 0x75, 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0, + 0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84, 0x53, 0xD1, 0x00, 0xED, + 0x20, 0xFC, 0xB1, 0x5B, 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF, + 0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85, 0x45, 0xF9, 0x02, 0x7F, + 0x50, 0x3C, 0x9F, 0xA8, 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5, + 0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2, 0xCD, 0x0C, 0x13, 0xEC, + 0x5F, 0x97, 0x44, 0x17, 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73, + 0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88, 0x46, 0xEE, 0xB8, 0x14, + 0xDE, 0x5E, 0x0B, 0xDB, 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C, + 0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79, 0xE7, 0xC8, 0x37, 0x6D, + 0x8D, 0xD5, 0x4E, 0xA9, 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08, + 0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6, 0xE8, 0xDD, 0x74, 0x1F, + 0x4B, 0xBD, 0x8B, 0x8A, 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E, + 0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E, 0xE1, 0xF8, 0x98, 0x11, + 0x69, 0xD9, 0x8E, 0x94, 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF, + 0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68, 0x41, 0x99, 0x2D, 0x0F, + 0xB0, 0x54, 0xBB, 0x16 +}; + +static const uint8_t aria_sb2[256] = +{ + 0xE2, 0x4E, 0x54, 0xFC, 0x94, 0xC2, 0x4A, 0xCC, 0x62, 0x0D, 0x6A, 0x46, + 0x3C, 0x4D, 0x8B, 0xD1, 0x5E, 0xFA, 0x64, 0xCB, 0xB4, 0x97, 0xBE, 0x2B, + 0xBC, 0x77, 0x2E, 0x03, 0xD3, 0x19, 0x59, 0xC1, 0x1D, 0x06, 0x41, 0x6B, + 0x55, 0xF0, 0x99, 0x69, 0xEA, 0x9C, 0x18, 0xAE, 0x63, 0xDF, 0xE7, 0xBB, + 0x00, 0x73, 0x66, 0xFB, 0x96, 0x4C, 0x85, 0xE4, 0x3A, 0x09, 0x45, 0xAA, + 0x0F, 0xEE, 0x10, 0xEB, 0x2D, 0x7F, 0xF4, 0x29, 0xAC, 0xCF, 0xAD, 0x91, + 0x8D, 0x78, 0xC8, 0x95, 0xF9, 0x2F, 0xCE, 0xCD, 0x08, 0x7A, 0x88, 0x38, + 0x5C, 0x83, 0x2A, 0x28, 0x47, 0xDB, 0xB8, 0xC7, 0x93, 0xA4, 0x12, 0x53, + 0xFF, 0x87, 0x0E, 0x31, 0x36, 0x21, 0x58, 0x48, 0x01, 0x8E, 0x37, 0x74, + 0x32, 0xCA, 0xE9, 0xB1, 0xB7, 0xAB, 0x0C, 0xD7, 0xC4, 0x56, 0x42, 0x26, + 0x07, 0x98, 0x60, 0xD9, 0xB6, 0xB9, 0x11, 0x40, 0xEC, 0x20, 0x8C, 0xBD, + 0xA0, 0xC9, 0x84, 0x04, 0x49, 0x23, 0xF1, 0x4F, 0x50, 0x1F, 0x13, 0xDC, + 0xD8, 0xC0, 0x9E, 0x57, 0xE3, 0xC3, 0x7B, 0x65, 0x3B, 0x02, 0x8F, 0x3E, + 0xE8, 0x25, 0x92, 0xE5, 0x15, 0xDD, 0xFD, 0x17, 0xA9, 0xBF, 0xD4, 0x9A, + 0x7E, 0xC5, 0x39, 0x67, 0xFE, 0x76, 0x9D, 0x43, 0xA7, 0xE1, 0xD0, 0xF5, + 0x68, 0xF2, 0x1B, 0x34, 0x70, 0x05, 0xA3, 0x8A, 0xD5, 0x79, 0x86, 0xA8, + 0x30, 0xC6, 0x51, 0x4B, 0x1E, 0xA6, 0x27, 0xF6, 0x35, 0xD2, 0x6E, 0x24, + 0x16, 0x82, 0x5F, 0xDA, 0xE6, 0x75, 0xA2, 0xEF, 0x2C, 0xB2, 0x1C, 0x9F, + 0x5D, 0x6F, 0x80, 0x0A, 0x72, 0x44, 0x9B, 0x6C, 0x90, 0x0B, 0x5B, 0x33, + 0x7D, 0x5A, 0x52, 0xF3, 0x61, 0xA1, 0xF7, 0xB0, 0xD6, 0x3F, 0x7C, 0x6D, + 0xED, 0x14, 0xE0, 0xA5, 0x3D, 0x22, 0xB3, 0xF8, 0x89, 0xDE, 0x71, 0x1A, + 0xAF, 0xBA, 0xB5, 0x81 +}; + +static const uint8_t aria_is1[256] = +{ + 0x52, 0x09, 0x6A, 0xD5, 0x30, 0x36, 0xA5, 0x38, 0xBF, 0x40, 0xA3, 0x9E, + 0x81, 0xF3, 0xD7, 0xFB, 0x7C, 0xE3, 0x39, 0x82, 0x9B, 0x2F, 0xFF, 0x87, + 0x34, 0x8E, 0x43, 0x44, 0xC4, 0xDE, 0xE9, 0xCB, 0x54, 0x7B, 0x94, 0x32, + 0xA6, 0xC2, 0x23, 0x3D, 0xEE, 0x4C, 0x95, 0x0B, 0x42, 0xFA, 0xC3, 0x4E, + 0x08, 0x2E, 0xA1, 0x66, 0x28, 0xD9, 0x24, 0xB2, 0x76, 0x5B, 0xA2, 0x49, + 0x6D, 0x8B, 0xD1, 0x25, 0x72, 0xF8, 0xF6, 0x64, 0x86, 0x68, 0x98, 0x16, + 0xD4, 0xA4, 0x5C, 0xCC, 0x5D, 0x65, 0xB6, 0x92, 0x6C, 0x70, 0x48, 0x50, + 0xFD, 0xED, 0xB9, 0xDA, 0x5E, 0x15, 0x46, 0x57, 0xA7, 0x8D, 0x9D, 0x84, + 0x90, 0xD8, 0xAB, 0x00, 0x8C, 0xBC, 0xD3, 0x0A, 0xF7, 0xE4, 0x58, 0x05, + 0xB8, 0xB3, 0x45, 0x06, 0xD0, 0x2C, 0x1E, 0x8F, 0xCA, 0x3F, 0x0F, 0x02, + 0xC1, 0xAF, 0xBD, 0x03, 0x01, 0x13, 0x8A, 0x6B, 0x3A, 0x91, 0x11, 0x41, + 0x4F, 0x67, 0xDC, 0xEA, 0x97, 0xF2, 0xCF, 0xCE, 0xF0, 0xB4, 0xE6, 0x73, + 0x96, 0xAC, 0x74, 0x22, 0xE7, 0xAD, 0x35, 0x85, 0xE2, 0xF9, 0x37, 0xE8, + 0x1C, 0x75, 0xDF, 0x6E, 0x47, 0xF1, 0x1A, 0x71, 0x1D, 0x29, 0xC5, 0x89, + 0x6F, 0xB7, 0x62, 0x0E, 0xAA, 0x18, 0xBE, 0x1B, 0xFC, 0x56, 0x3E, 0x4B, + 0xC6, 0xD2, 0x79, 0x20, 0x9A, 0xDB, 0xC0, 0xFE, 0x78, 0xCD, 0x5A, 0xF4, + 0x1F, 0xDD, 0xA8, 0x33, 0x88, 0x07, 0xC7, 0x31, 0xB1, 0x12, 0x10, 0x59, + 0x27, 0x80, 0xEC, 0x5F, 0x60, 0x51, 0x7F, 0xA9, 0x19, 0xB5, 0x4A, 0x0D, + 0x2D, 0xE5, 0x7A, 0x9F, 0x93, 0xC9, 0x9C, 0xEF, 0xA0, 0xE0, 0x3B, 0x4D, + 0xAE, 0x2A, 0xF5, 0xB0, 0xC8, 0xEB, 0xBB, 0x3C, 0x83, 0x53, 0x99, 0x61, + 0x17, 0x2B, 0x04, 0x7E, 0xBA, 0x77, 0xD6, 0x26, 0xE1, 0x69, 0x14, 0x63, + 0x55, 0x21, 0x0C, 0x7D +}; + +static const uint8_t aria_is2[256] = +{ + 0x30, 0x68, 0x99, 0x1B, 0x87, 0xB9, 0x21, 0x78, 0x50, 0x39, 0xDB, 0xE1, + 0x72, 0x09, 0x62, 0x3C, 0x3E, 0x7E, 0x5E, 0x8E, 0xF1, 0xA0, 0xCC, 0xA3, + 0x2A, 0x1D, 0xFB, 0xB6, 0xD6, 0x20, 0xC4, 0x8D, 0x81, 0x65, 0xF5, 0x89, + 0xCB, 0x9D, 0x77, 0xC6, 0x57, 0x43, 0x56, 0x17, 0xD4, 0x40, 0x1A, 0x4D, + 0xC0, 0x63, 0x6C, 0xE3, 0xB7, 0xC8, 0x64, 0x6A, 0x53, 0xAA, 0x38, 0x98, + 0x0C, 0xF4, 0x9B, 0xED, 0x7F, 0x22, 0x76, 0xAF, 0xDD, 0x3A, 0x0B, 0x58, + 0x67, 0x88, 0x06, 0xC3, 0x35, 0x0D, 0x01, 0x8B, 0x8C, 0xC2, 0xE6, 0x5F, + 0x02, 0x24, 0x75, 0x93, 0x66, 0x1E, 0xE5, 0xE2, 0x54, 0xD8, 0x10, 0xCE, + 0x7A, 0xE8, 0x08, 0x2C, 0x12, 0x97, 0x32, 0xAB, 0xB4, 0x27, 0x0A, 0x23, + 0xDF, 0xEF, 0xCA, 0xD9, 0xB8, 0xFA, 0xDC, 0x31, 0x6B, 0xD1, 0xAD, 0x19, + 0x49, 0xBD, 0x51, 0x96, 0xEE, 0xE4, 0xA8, 0x41, 0xDA, 0xFF, 0xCD, 0x55, + 0x86, 0x36, 0xBE, 0x61, 0x52, 0xF8, 0xBB, 0x0E, 0x82, 0x48, 0x69, 0x9A, + 0xE0, 0x47, 0x9E, 0x5C, 0x04, 0x4B, 0x34, 0x15, 0x79, 0x26, 0xA7, 0xDE, + 0x29, 0xAE, 0x92, 0xD7, 0x84, 0xE9, 0xD2, 0xBA, 0x5D, 0xF3, 0xC5, 0xB0, + 0xBF, 0xA4, 0x3B, 0x71, 0x44, 0x46, 0x2B, 0xFC, 0xEB, 0x6F, 0xD5, 0xF6, + 0x14, 0xFE, 0x7C, 0x70, 0x5A, 0x7D, 0xFD, 0x2F, 0x18, 0x83, 0x16, 0xA5, + 0x91, 0x1F, 0x05, 0x95, 0x74, 0xA9, 0xC1, 0x5B, 0x4A, 0x85, 0x6D, 0x13, + 0x07, 0x4F, 0x4E, 0x45, 0xB2, 0x0F, 0xC9, 0x1C, 0xA6, 0xBC, 0xEC, 0x73, + 0x90, 0x7B, 0xCF, 0x59, 0x8F, 0xA1, 0xF9, 0x2D, 0xF2, 0xB1, 0x00, 0x94, + 0x37, 0x9F, 0xD0, 0x2E, 0x9C, 0x6E, 0x28, 0x3F, 0x80, 0xF0, 0x3D, 0xD3, + 0x25, 0x8A, 0xB5, 0xE7, 0x42, 0xB3, 0xC7, 0xEA, 0xF7, 0x4C, 0x11, 0x33, + 0x03, 0xA2, 0xAC, 0x60 +}; + +/* + * Helper for key schedule: r = FO( p, k ) ^ x + */ +static void aria_fo_xor( uint32_t r[4], const uint32_t p[4], + const uint32_t k[4], const uint32_t x[4] ) +{ + uint32_t a, b, c, d; + + a = p[0] ^ k[0]; + b = p[1] ^ k[1]; + c = p[2] ^ k[2]; + d = p[3] ^ k[3]; + + aria_sl( &a, &b, &c, &d, aria_sb1, aria_sb2, aria_is1, aria_is2 ); + aria_a( &a, &b, &c, &d ); + + r[0] = a ^ x[0]; + r[1] = b ^ x[1]; + r[2] = c ^ x[2]; + r[3] = d ^ x[3]; +} + +/* + * Helper for key schedule: r = FE( p, k ) ^ x + */ +static void aria_fe_xor( uint32_t r[4], const uint32_t p[4], + const uint32_t k[4], const uint32_t x[4] ) +{ + uint32_t a, b, c, d; + + a = p[0] ^ k[0]; + b = p[1] ^ k[1]; + c = p[2] ^ k[2]; + d = p[3] ^ k[3]; + + aria_sl( &a, &b, &c, &d, aria_is1, aria_is2, aria_sb1, aria_sb2 ); + aria_a( &a, &b, &c, &d ); + + r[0] = a ^ x[0]; + r[1] = b ^ x[1]; + r[2] = c ^ x[2]; + r[3] = d ^ x[3]; +} + +/* + * Big endian 128-bit rotation: r = a ^ (b <<< n), used only in key setup. + * + * We chose to store bytes into 32-bit words in little-endian format (see + * GET/PUT_UINT32_LE) so we need to reverse bytes here. + */ +static void aria_rot128( uint32_t r[4], const uint32_t a[4], + const uint32_t b[4], uint8_t n ) +{ + uint8_t i, j; + uint32_t t, u; + + const uint8_t n1 = n % 32; // bit offset + const uint8_t n2 = n1 ? 32 - n1 : 0; // reverse bit offset + + j = ( n / 32 ) % 4; // initial word offset + t = ARIA_P3( b[j] ); // big endian + for( i = 0; i < 4; i++ ) + { + j = ( j + 1 ) % 4; // get next word, big endian + u = ARIA_P3( b[j] ); + t <<= n1; // rotate + t |= u >> n2; + t = ARIA_P3( t ); // back to little endian + r[i] = a[i] ^ t; // store + t = u; // move to next word + } +} + +/* + * Set encryption key + */ +int mbedtls_aria_setkey_enc( mbedtls_aria_context *ctx, + const unsigned char *key, unsigned int keybits ) +{ + /* round constant masks */ + const uint32_t rc[3][4] = + { + { 0xB7C17C51, 0x940A2227, 0xE8AB13FE, 0xE06E9AFA }, + { 0xCC4AB16D, 0x20C8219E, 0xD5B128FF, 0xB0E25DEF }, + { 0x1D3792DB, 0x70E92621, 0x75972403, 0x0EC9E804 } + }; + + int i; + uint32_t w[4][4], *w2; + ARIA_VALIDATE_RET( ctx != NULL ); + ARIA_VALIDATE_RET( key != NULL ); + + if( keybits != 128 && keybits != 192 && keybits != 256 ) + return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ); + + /* Copy key to W0 (and potential remainder to W1) */ + GET_UINT32_LE( w[0][0], key, 0 ); + GET_UINT32_LE( w[0][1], key, 4 ); + GET_UINT32_LE( w[0][2], key, 8 ); + GET_UINT32_LE( w[0][3], key, 12 ); + + memset( w[1], 0, 16 ); + if( keybits >= 192 ) + { + GET_UINT32_LE( w[1][0], key, 16 ); // 192 bit key + GET_UINT32_LE( w[1][1], key, 20 ); + } + if( keybits == 256 ) + { + GET_UINT32_LE( w[1][2], key, 24 ); // 256 bit key + GET_UINT32_LE( w[1][3], key, 28 ); + } + + i = ( keybits - 128 ) >> 6; // index: 0, 1, 2 + ctx->nr = 12 + 2 * i; // no. rounds: 12, 14, 16 + + aria_fo_xor( w[1], w[0], rc[i], w[1] ); // W1 = FO(W0, CK1) ^ KR + i = i < 2 ? i + 1 : 0; + aria_fe_xor( w[2], w[1], rc[i], w[0] ); // W2 = FE(W1, CK2) ^ W0 + i = i < 2 ? i + 1 : 0; + aria_fo_xor( w[3], w[2], rc[i], w[1] ); // W3 = FO(W2, CK3) ^ W1 + + for( i = 0; i < 4; i++ ) // create round keys + { + w2 = w[(i + 1) & 3]; + aria_rot128( ctx->rk[i ], w[i], w2, 128 - 19 ); + aria_rot128( ctx->rk[i + 4], w[i], w2, 128 - 31 ); + aria_rot128( ctx->rk[i + 8], w[i], w2, 61 ); + aria_rot128( ctx->rk[i + 12], w[i], w2, 31 ); + } + aria_rot128( ctx->rk[16], w[0], w[1], 19 ); + + /* w holds enough info to reconstruct the round keys */ + mbedtls_platform_zeroize( w, sizeof( w ) ); + + return( 0 ); +} + +/* + * Set decryption key + */ +int mbedtls_aria_setkey_dec( mbedtls_aria_context *ctx, + const unsigned char *key, unsigned int keybits ) +{ + int i, j, k, ret; + ARIA_VALIDATE_RET( ctx != NULL ); + ARIA_VALIDATE_RET( key != NULL ); + + ret = mbedtls_aria_setkey_enc( ctx, key, keybits ); + if( ret != 0 ) + return( ret ); + + /* flip the order of round keys */ + for( i = 0, j = ctx->nr; i < j; i++, j-- ) + { + for( k = 0; k < 4; k++ ) + { + uint32_t t = ctx->rk[i][k]; + ctx->rk[i][k] = ctx->rk[j][k]; + ctx->rk[j][k] = t; + } + } + + /* apply affine transform to middle keys */ + for( i = 1; i < ctx->nr; i++ ) + { + aria_a( &ctx->rk[i][0], &ctx->rk[i][1], + &ctx->rk[i][2], &ctx->rk[i][3] ); + } + + return( 0 ); +} + +/* + * Encrypt a block + */ +int mbedtls_aria_crypt_ecb( mbedtls_aria_context *ctx, + const unsigned char input[MBEDTLS_ARIA_BLOCKSIZE], + unsigned char output[MBEDTLS_ARIA_BLOCKSIZE] ) +{ + int i; + + uint32_t a, b, c, d; + ARIA_VALIDATE_RET( ctx != NULL ); + ARIA_VALIDATE_RET( input != NULL ); + ARIA_VALIDATE_RET( output != NULL ); + + GET_UINT32_LE( a, input, 0 ); + GET_UINT32_LE( b, input, 4 ); + GET_UINT32_LE( c, input, 8 ); + GET_UINT32_LE( d, input, 12 ); + + i = 0; + while( 1 ) + { + a ^= ctx->rk[i][0]; + b ^= ctx->rk[i][1]; + c ^= ctx->rk[i][2]; + d ^= ctx->rk[i][3]; + i++; + + aria_sl( &a, &b, &c, &d, aria_sb1, aria_sb2, aria_is1, aria_is2 ); + aria_a( &a, &b, &c, &d ); + + a ^= ctx->rk[i][0]; + b ^= ctx->rk[i][1]; + c ^= ctx->rk[i][2]; + d ^= ctx->rk[i][3]; + i++; + + aria_sl( &a, &b, &c, &d, aria_is1, aria_is2, aria_sb1, aria_sb2 ); + if( i >= ctx->nr ) + break; + aria_a( &a, &b, &c, &d ); + } + + /* final key mixing */ + a ^= ctx->rk[i][0]; + b ^= ctx->rk[i][1]; + c ^= ctx->rk[i][2]; + d ^= ctx->rk[i][3]; + + PUT_UINT32_LE( a, output, 0 ); + PUT_UINT32_LE( b, output, 4 ); + PUT_UINT32_LE( c, output, 8 ); + PUT_UINT32_LE( d, output, 12 ); + + return( 0 ); +} + +/* Initialize context */ +void mbedtls_aria_init( mbedtls_aria_context *ctx ) +{ + ARIA_VALIDATE( ctx != NULL ); + memset( ctx, 0, sizeof( mbedtls_aria_context ) ); +} + +/* Clear context */ +void mbedtls_aria_free( mbedtls_aria_context *ctx ) +{ + if( ctx == NULL ) + return; + + mbedtls_platform_zeroize( ctx, sizeof( mbedtls_aria_context ) ); +} + +#if defined(MBEDTLS_CIPHER_MODE_CBC) +/* + * ARIA-CBC buffer encryption/decryption + */ +int mbedtls_aria_crypt_cbc( mbedtls_aria_context *ctx, + int mode, + size_t length, + unsigned char iv[MBEDTLS_ARIA_BLOCKSIZE], + const unsigned char *input, + unsigned char *output ) +{ + int i; + unsigned char temp[MBEDTLS_ARIA_BLOCKSIZE]; + + ARIA_VALIDATE_RET( ctx != NULL ); + ARIA_VALIDATE_RET( mode == MBEDTLS_ARIA_ENCRYPT || + mode == MBEDTLS_ARIA_DECRYPT ); + ARIA_VALIDATE_RET( length == 0 || input != NULL ); + ARIA_VALIDATE_RET( length == 0 || output != NULL ); + ARIA_VALIDATE_RET( iv != NULL ); + + if( length % MBEDTLS_ARIA_BLOCKSIZE ) + return( MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH ); + + if( mode == MBEDTLS_ARIA_DECRYPT ) + { + while( length > 0 ) + { + memcpy( temp, input, MBEDTLS_ARIA_BLOCKSIZE ); + mbedtls_aria_crypt_ecb( ctx, input, output ); + + for( i = 0; i < MBEDTLS_ARIA_BLOCKSIZE; i++ ) + output[i] = (unsigned char)( output[i] ^ iv[i] ); + + memcpy( iv, temp, MBEDTLS_ARIA_BLOCKSIZE ); + + input += MBEDTLS_ARIA_BLOCKSIZE; + output += MBEDTLS_ARIA_BLOCKSIZE; + length -= MBEDTLS_ARIA_BLOCKSIZE; + } + } + else + { + while( length > 0 ) + { + for( i = 0; i < MBEDTLS_ARIA_BLOCKSIZE; i++ ) + output[i] = (unsigned char)( input[i] ^ iv[i] ); + + mbedtls_aria_crypt_ecb( ctx, output, output ); + memcpy( iv, output, MBEDTLS_ARIA_BLOCKSIZE ); + + input += MBEDTLS_ARIA_BLOCKSIZE; + output += MBEDTLS_ARIA_BLOCKSIZE; + length -= MBEDTLS_ARIA_BLOCKSIZE; + } + } + + return( 0 ); +} +#endif /* MBEDTLS_CIPHER_MODE_CBC */ + +#if defined(MBEDTLS_CIPHER_MODE_CFB) +/* + * ARIA-CFB128 buffer encryption/decryption + */ +int mbedtls_aria_crypt_cfb128( mbedtls_aria_context *ctx, + int mode, + size_t length, + size_t *iv_off, + unsigned char iv[MBEDTLS_ARIA_BLOCKSIZE], + const unsigned char *input, + unsigned char *output ) +{ + unsigned char c; + size_t n; + + ARIA_VALIDATE_RET( ctx != NULL ); + ARIA_VALIDATE_RET( mode == MBEDTLS_ARIA_ENCRYPT || + mode == MBEDTLS_ARIA_DECRYPT ); + ARIA_VALIDATE_RET( length == 0 || input != NULL ); + ARIA_VALIDATE_RET( length == 0 || output != NULL ); + ARIA_VALIDATE_RET( iv != NULL ); + ARIA_VALIDATE_RET( iv_off != NULL ); + + n = *iv_off; + + /* An overly large value of n can lead to an unlimited + * buffer overflow. Therefore, guard against this + * outside of parameter validation. */ + if( n >= MBEDTLS_ARIA_BLOCKSIZE ) + return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ); + + if( mode == MBEDTLS_ARIA_DECRYPT ) + { + while( length-- ) + { + if( n == 0 ) + mbedtls_aria_crypt_ecb( ctx, iv, iv ); + + c = *input++; + *output++ = c ^ iv[n]; + iv[n] = c; + + n = ( n + 1 ) & 0x0F; + } + } + else + { + while( length-- ) + { + if( n == 0 ) + mbedtls_aria_crypt_ecb( ctx, iv, iv ); + + iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ ); + + n = ( n + 1 ) & 0x0F; + } + } + + *iv_off = n; + + return( 0 ); +} +#endif /* MBEDTLS_CIPHER_MODE_CFB */ + +#if defined(MBEDTLS_CIPHER_MODE_CTR) +/* + * ARIA-CTR buffer encryption/decryption + */ +int mbedtls_aria_crypt_ctr( mbedtls_aria_context *ctx, + size_t length, + size_t *nc_off, + unsigned char nonce_counter[MBEDTLS_ARIA_BLOCKSIZE], + unsigned char stream_block[MBEDTLS_ARIA_BLOCKSIZE], + const unsigned char *input, + unsigned char *output ) +{ + int c, i; + size_t n; + + ARIA_VALIDATE_RET( ctx != NULL ); + ARIA_VALIDATE_RET( length == 0 || input != NULL ); + ARIA_VALIDATE_RET( length == 0 || output != NULL ); + ARIA_VALIDATE_RET( nonce_counter != NULL ); + ARIA_VALIDATE_RET( stream_block != NULL ); + ARIA_VALIDATE_RET( nc_off != NULL ); + + n = *nc_off; + /* An overly large value of n can lead to an unlimited + * buffer overflow. Therefore, guard against this + * outside of parameter validation. */ + if( n >= MBEDTLS_ARIA_BLOCKSIZE ) + return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA ); + + while( length-- ) + { + if( n == 0 ) { + mbedtls_aria_crypt_ecb( ctx, nonce_counter, + stream_block ); + + for( i = MBEDTLS_ARIA_BLOCKSIZE; i > 0; i-- ) + if( ++nonce_counter[i - 1] != 0 ) + break; + } + c = *input++; + *output++ = (unsigned char)( c ^ stream_block[n] ); + + n = ( n + 1 ) & 0x0F; + } + + *nc_off = n; + + return( 0 ); +} +#endif /* MBEDTLS_CIPHER_MODE_CTR */ +#endif /* !MBEDTLS_ARIA_ALT */ + +#if defined(MBEDTLS_SELF_TEST) + +/* + * Basic ARIA ECB test vectors from RFC 5794 + */ +static const uint8_t aria_test1_ecb_key[32] = // test key +{ + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, // 128 bit + 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, // 192 bit + 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F // 256 bit +}; + +static const uint8_t aria_test1_ecb_pt[MBEDTLS_ARIA_BLOCKSIZE] = // plaintext +{ + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, // same for all + 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF // key sizes +}; + +static const uint8_t aria_test1_ecb_ct[3][MBEDTLS_ARIA_BLOCKSIZE] = // ciphertext +{ + { 0xD7, 0x18, 0xFB, 0xD6, 0xAB, 0x64, 0x4C, 0x73, // 128 bit + 0x9D, 0xA9, 0x5F, 0x3B, 0xE6, 0x45, 0x17, 0x78 }, + { 0x26, 0x44, 0x9C, 0x18, 0x05, 0xDB, 0xE7, 0xAA, // 192 bit + 0x25, 0xA4, 0x68, 0xCE, 0x26, 0x3A, 0x9E, 0x79 }, + { 0xF9, 0x2B, 0xD7, 0xC7, 0x9F, 0xB7, 0x2E, 0x2F, // 256 bit + 0x2B, 0x8F, 0x80, 0xC1, 0x97, 0x2D, 0x24, 0xFC } +}; + +/* + * Mode tests from "Test Vectors for ARIA" Version 1.0 + * http://210.104.33.10/ARIA/doc/ARIA-testvector-e.pdf + */ +#if (defined(MBEDTLS_CIPHER_MODE_CBC) || defined(MBEDTLS_CIPHER_MODE_CFB) || \ + defined(MBEDTLS_CIPHER_MODE_CTR)) +static const uint8_t aria_test2_key[32] = +{ + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, // 128 bit + 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, // 192 bit + 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff // 256 bit +}; + +static const uint8_t aria_test2_pt[48] = +{ + 0x11, 0x11, 0x11, 0x11, 0xaa, 0xaa, 0xaa, 0xaa, // same for all + 0x11, 0x11, 0x11, 0x11, 0xbb, 0xbb, 0xbb, 0xbb, + 0x11, 0x11, 0x11, 0x11, 0xcc, 0xcc, 0xcc, 0xcc, + 0x11, 0x11, 0x11, 0x11, 0xdd, 0xdd, 0xdd, 0xdd, + 0x22, 0x22, 0x22, 0x22, 0xaa, 0xaa, 0xaa, 0xaa, + 0x22, 0x22, 0x22, 0x22, 0xbb, 0xbb, 0xbb, 0xbb, +}; +#endif + +#if (defined(MBEDTLS_CIPHER_MODE_CBC) || defined(MBEDTLS_CIPHER_MODE_CFB)) +static const uint8_t aria_test2_iv[MBEDTLS_ARIA_BLOCKSIZE] = +{ + 0x0f, 0x1e, 0x2d, 0x3c, 0x4b, 0x5a, 0x69, 0x78, // same for CBC, CFB + 0x87, 0x96, 0xa5, 0xb4, 0xc3, 0xd2, 0xe1, 0xf0 // CTR has zero IV +}; +#endif + +#if defined(MBEDTLS_CIPHER_MODE_CBC) +static const uint8_t aria_test2_cbc_ct[3][48] = // CBC ciphertext +{ + { 0x49, 0xd6, 0x18, 0x60, 0xb1, 0x49, 0x09, 0x10, // 128-bit key + 0x9c, 0xef, 0x0d, 0x22, 0xa9, 0x26, 0x81, 0x34, + 0xfa, 0xdf, 0x9f, 0xb2, 0x31, 0x51, 0xe9, 0x64, + 0x5f, 0xba, 0x75, 0x01, 0x8b, 0xdb, 0x15, 0x38, + 0xb5, 0x33, 0x34, 0x63, 0x4b, 0xbf, 0x7d, 0x4c, + 0xd4, 0xb5, 0x37, 0x70, 0x33, 0x06, 0x0c, 0x15 }, + { 0xaf, 0xe6, 0xcf, 0x23, 0x97, 0x4b, 0x53, 0x3c, // 192-bit key + 0x67, 0x2a, 0x82, 0x62, 0x64, 0xea, 0x78, 0x5f, + 0x4e, 0x4f, 0x7f, 0x78, 0x0d, 0xc7, 0xf3, 0xf1, + 0xe0, 0x96, 0x2b, 0x80, 0x90, 0x23, 0x86, 0xd5, + 0x14, 0xe9, 0xc3, 0xe7, 0x72, 0x59, 0xde, 0x92, + 0xdd, 0x11, 0x02, 0xff, 0xab, 0x08, 0x6c, 0x1e }, + { 0x52, 0x3a, 0x8a, 0x80, 0x6a, 0xe6, 0x21, 0xf1, // 256-bit key + 0x55, 0xfd, 0xd2, 0x8d, 0xbc, 0x34, 0xe1, 0xab, + 0x7b, 0x9b, 0x42, 0x43, 0x2a, 0xd8, 0xb2, 0xef, + 0xb9, 0x6e, 0x23, 0xb1, 0x3f, 0x0a, 0x6e, 0x52, + 0xf3, 0x61, 0x85, 0xd5, 0x0a, 0xd0, 0x02, 0xc5, + 0xf6, 0x01, 0xbe, 0xe5, 0x49, 0x3f, 0x11, 0x8b } +}; +#endif /* MBEDTLS_CIPHER_MODE_CBC */ + +#if defined(MBEDTLS_CIPHER_MODE_CFB) +static const uint8_t aria_test2_cfb_ct[3][48] = // CFB ciphertext +{ + { 0x37, 0x20, 0xe5, 0x3b, 0xa7, 0xd6, 0x15, 0x38, // 128-bit key + 0x34, 0x06, 0xb0, 0x9f, 0x0a, 0x05, 0xa2, 0x00, + 0xc0, 0x7c, 0x21, 0xe6, 0x37, 0x0f, 0x41, 0x3a, + 0x5d, 0x13, 0x25, 0x00, 0xa6, 0x82, 0x85, 0x01, + 0x7c, 0x61, 0xb4, 0x34, 0xc7, 0xb7, 0xca, 0x96, + 0x85, 0xa5, 0x10, 0x71, 0x86, 0x1e, 0x4d, 0x4b }, + { 0x41, 0x71, 0xf7, 0x19, 0x2b, 0xf4, 0x49, 0x54, // 192-bit key + 0x94, 0xd2, 0x73, 0x61, 0x29, 0x64, 0x0f, 0x5c, + 0x4d, 0x87, 0xa9, 0xa2, 0x13, 0x66, 0x4c, 0x94, + 0x48, 0x47, 0x7c, 0x6e, 0xcc, 0x20, 0x13, 0x59, + 0x8d, 0x97, 0x66, 0x95, 0x2d, 0xd8, 0xc3, 0x86, + 0x8f, 0x17, 0xe3, 0x6e, 0xf6, 0x6f, 0xd8, 0x4b }, + { 0x26, 0x83, 0x47, 0x05, 0xb0, 0xf2, 0xc0, 0xe2, // 256-bit key + 0x58, 0x8d, 0x4a, 0x7f, 0x09, 0x00, 0x96, 0x35, + 0xf2, 0x8b, 0xb9, 0x3d, 0x8c, 0x31, 0xf8, 0x70, + 0xec, 0x1e, 0x0b, 0xdb, 0x08, 0x2b, 0x66, 0xfa, + 0x40, 0x2d, 0xd9, 0xc2, 0x02, 0xbe, 0x30, 0x0c, + 0x45, 0x17, 0xd1, 0x96, 0xb1, 0x4d, 0x4c, 0xe1 } +}; +#endif /* MBEDTLS_CIPHER_MODE_CFB */ + +#if defined(MBEDTLS_CIPHER_MODE_CTR) +static const uint8_t aria_test2_ctr_ct[3][48] = // CTR ciphertext +{ + { 0xac, 0x5d, 0x7d, 0xe8, 0x05, 0xa0, 0xbf, 0x1c, // 128-bit key + 0x57, 0xc8, 0x54, 0x50, 0x1a, 0xf6, 0x0f, 0xa1, + 0x14, 0x97, 0xe2, 0xa3, 0x45, 0x19, 0xde, 0xa1, + 0x56, 0x9e, 0x91, 0xe5, 0xb5, 0xcc, 0xae, 0x2f, + 0xf3, 0xbf, 0xa1, 0xbf, 0x97, 0x5f, 0x45, 0x71, + 0xf4, 0x8b, 0xe1, 0x91, 0x61, 0x35, 0x46, 0xc3 }, + { 0x08, 0x62, 0x5c, 0xa8, 0xfe, 0x56, 0x9c, 0x19, // 192-bit key + 0xba, 0x7a, 0xf3, 0x76, 0x0a, 0x6e, 0xd1, 0xce, + 0xf4, 0xd1, 0x99, 0x26, 0x3e, 0x99, 0x9d, 0xde, + 0x14, 0x08, 0x2d, 0xbb, 0xa7, 0x56, 0x0b, 0x79, + 0xa4, 0xc6, 0xb4, 0x56, 0xb8, 0x70, 0x7d, 0xce, + 0x75, 0x1f, 0x98, 0x54, 0xf1, 0x88, 0x93, 0xdf }, + { 0x30, 0x02, 0x6c, 0x32, 0x96, 0x66, 0x14, 0x17, // 256-bit key + 0x21, 0x17, 0x8b, 0x99, 0xc0, 0xa1, 0xf1, 0xb2, + 0xf0, 0x69, 0x40, 0x25, 0x3f, 0x7b, 0x30, 0x89, + 0xe2, 0xa3, 0x0e, 0xa8, 0x6a, 0xa3, 0xc8, 0x8f, + 0x59, 0x40, 0xf0, 0x5a, 0xd7, 0xee, 0x41, 0xd7, + 0x13, 0x47, 0xbb, 0x72, 0x61, 0xe3, 0x48, 0xf1 } +}; +#endif /* MBEDTLS_CIPHER_MODE_CFB */ + +#define ARIA_SELF_TEST_IF_FAIL \ + { \ + if( verbose ) \ + mbedtls_printf( "failed\n" ); \ + goto exit; \ + } else { \ + if( verbose ) \ + mbedtls_printf( "passed\n" ); \ + } + +/* + * Checkup routine + */ +int mbedtls_aria_self_test( int verbose ) +{ + int i; + uint8_t blk[MBEDTLS_ARIA_BLOCKSIZE]; + mbedtls_aria_context ctx; + int ret = 1; + +#if (defined(MBEDTLS_CIPHER_MODE_CFB) || defined(MBEDTLS_CIPHER_MODE_CTR)) + size_t j; +#endif + +#if (defined(MBEDTLS_CIPHER_MODE_CBC) || \ + defined(MBEDTLS_CIPHER_MODE_CFB) || \ + defined(MBEDTLS_CIPHER_MODE_CTR)) + uint8_t buf[48], iv[MBEDTLS_ARIA_BLOCKSIZE]; +#endif + + mbedtls_aria_init( &ctx ); + + /* + * Test set 1 + */ + for( i = 0; i < 3; i++ ) + { + /* test ECB encryption */ + if( verbose ) + mbedtls_printf( " ARIA-ECB-%d (enc): ", 128 + 64 * i ); + mbedtls_aria_setkey_enc( &ctx, aria_test1_ecb_key, 128 + 64 * i ); + mbedtls_aria_crypt_ecb( &ctx, aria_test1_ecb_pt, blk ); + if( memcmp( blk, aria_test1_ecb_ct[i], MBEDTLS_ARIA_BLOCKSIZE ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + + /* test ECB decryption */ + if( verbose ) + mbedtls_printf( " ARIA-ECB-%d (dec): ", 128 + 64 * i ); + mbedtls_aria_setkey_dec( &ctx, aria_test1_ecb_key, 128 + 64 * i ); + mbedtls_aria_crypt_ecb( &ctx, aria_test1_ecb_ct[i], blk ); + if( memcmp( blk, aria_test1_ecb_pt, MBEDTLS_ARIA_BLOCKSIZE ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + } + if( verbose ) + mbedtls_printf( "\n" ); + + /* + * Test set 2 + */ +#if defined(MBEDTLS_CIPHER_MODE_CBC) + for( i = 0; i < 3; i++ ) + { + /* Test CBC encryption */ + if( verbose ) + mbedtls_printf( " ARIA-CBC-%d (enc): ", 128 + 64 * i ); + mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); + memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); + memset( buf, 0x55, sizeof( buf ) ); + mbedtls_aria_crypt_cbc( &ctx, MBEDTLS_ARIA_ENCRYPT, 48, iv, + aria_test2_pt, buf ); + if( memcmp( buf, aria_test2_cbc_ct[i], 48 ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + + /* Test CBC decryption */ + if( verbose ) + mbedtls_printf( " ARIA-CBC-%d (dec): ", 128 + 64 * i ); + mbedtls_aria_setkey_dec( &ctx, aria_test2_key, 128 + 64 * i ); + memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); + memset( buf, 0xAA, sizeof( buf ) ); + mbedtls_aria_crypt_cbc( &ctx, MBEDTLS_ARIA_DECRYPT, 48, iv, + aria_test2_cbc_ct[i], buf ); + if( memcmp( buf, aria_test2_pt, 48 ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + } + if( verbose ) + mbedtls_printf( "\n" ); + +#endif /* MBEDTLS_CIPHER_MODE_CBC */ + +#if defined(MBEDTLS_CIPHER_MODE_CFB) + for( i = 0; i < 3; i++ ) + { + /* Test CFB encryption */ + if( verbose ) + mbedtls_printf( " ARIA-CFB-%d (enc): ", 128 + 64 * i ); + mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); + memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); + memset( buf, 0x55, sizeof( buf ) ); + j = 0; + mbedtls_aria_crypt_cfb128( &ctx, MBEDTLS_ARIA_ENCRYPT, 48, &j, iv, + aria_test2_pt, buf ); + if( memcmp( buf, aria_test2_cfb_ct[i], 48 ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + + /* Test CFB decryption */ + if( verbose ) + mbedtls_printf( " ARIA-CFB-%d (dec): ", 128 + 64 * i ); + mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); + memcpy( iv, aria_test2_iv, MBEDTLS_ARIA_BLOCKSIZE ); + memset( buf, 0xAA, sizeof( buf ) ); + j = 0; + mbedtls_aria_crypt_cfb128( &ctx, MBEDTLS_ARIA_DECRYPT, 48, &j, + iv, aria_test2_cfb_ct[i], buf ); + if( memcmp( buf, aria_test2_pt, 48 ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + } + if( verbose ) + mbedtls_printf( "\n" ); +#endif /* MBEDTLS_CIPHER_MODE_CFB */ + +#if defined(MBEDTLS_CIPHER_MODE_CTR) + for( i = 0; i < 3; i++ ) + { + /* Test CTR encryption */ + if( verbose ) + mbedtls_printf( " ARIA-CTR-%d (enc): ", 128 + 64 * i ); + mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); + memset( iv, 0, MBEDTLS_ARIA_BLOCKSIZE ); // IV = 0 + memset( buf, 0x55, sizeof( buf ) ); + j = 0; + mbedtls_aria_crypt_ctr( &ctx, 48, &j, iv, blk, + aria_test2_pt, buf ); + if( memcmp( buf, aria_test2_ctr_ct[i], 48 ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + + /* Test CTR decryption */ + if( verbose ) + mbedtls_printf( " ARIA-CTR-%d (dec): ", 128 + 64 * i ); + mbedtls_aria_setkey_enc( &ctx, aria_test2_key, 128 + 64 * i ); + memset( iv, 0, MBEDTLS_ARIA_BLOCKSIZE ); // IV = 0 + memset( buf, 0xAA, sizeof( buf ) ); + j = 0; + mbedtls_aria_crypt_ctr( &ctx, 48, &j, iv, blk, + aria_test2_ctr_ct[i], buf ); + if( memcmp( buf, aria_test2_pt, 48 ) != 0 ) + ARIA_SELF_TEST_IF_FAIL; + } + if( verbose ) + mbedtls_printf( "\n" ); +#endif /* MBEDTLS_CIPHER_MODE_CTR */ + + ret = 0; + +exit: + mbedtls_aria_free( &ctx ); + return( ret ); +} + +#endif /* MBEDTLS_SELF_TEST */ + +#endif /* MBEDTLS_ARIA_C */ |