mirror of
https://github.com/Relintai/pandemonium_engine_minimal.git
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1048 lines
37 KiB
C
1048 lines
37 KiB
C
/*
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* ARIA implementation
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*
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* This implementation is based on the following standards:
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* [1] http://210.104.33.10/ARIA/doc/ARIA-specification-e.pdf
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* [2] https://tools.ietf.org/html/rfc5794
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*/
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#include "common.h"
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#if defined(MBEDTLS_ARIA_C)
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#include "mbedtls/aria.h"
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#include <string.h>
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#include "mbedtls/platform.h"
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#if !defined(MBEDTLS_ARIA_ALT)
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#include "mbedtls/platform_util.h"
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/* Parameter validation macros */
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#define ARIA_VALIDATE_RET(cond) \
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MBEDTLS_INTERNAL_VALIDATE_RET(cond, MBEDTLS_ERR_ARIA_BAD_INPUT_DATA)
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#define ARIA_VALIDATE(cond) \
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MBEDTLS_INTERNAL_VALIDATE(cond)
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/*
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* modify byte order: ( A B C D ) -> ( B A D C ), i.e. swap pairs of bytes
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*
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* This is submatrix P1 in [1] Appendix B.1
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*
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* Common compilers fail to translate this to minimal number of instructions,
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* so let's provide asm versions for common platforms with C fallback.
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*/
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#if defined(MBEDTLS_HAVE_ASM)
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#if defined(__arm__) /* rev16 available from v6 up */
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/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
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#if defined(__GNUC__) && \
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(!defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000) && \
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__ARM_ARCH >= 6
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static inline uint32_t aria_p1(uint32_t x)
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{
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uint32_t r;
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__asm("rev16 %0, %1" : "=l" (r) : "l" (x));
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return r;
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}
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#define ARIA_P1 aria_p1
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#elif defined(__ARMCC_VERSION) && __ARMCC_VERSION < 6000000 && \
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(__TARGET_ARCH_ARM >= 6 || __TARGET_ARCH_THUMB >= 3)
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static inline uint32_t aria_p1(uint32_t x)
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{
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uint32_t r;
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__asm("rev16 r, x");
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return r;
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}
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#define ARIA_P1 aria_p1
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#endif
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#endif /* arm */
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#if defined(__GNUC__) && \
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defined(__i386__) || defined(__amd64__) || defined(__x86_64__)
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/* I couldn't find an Intel equivalent of rev16, so two instructions */
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#define ARIA_P1(x) ARIA_P2(ARIA_P3(x))
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#endif /* x86 gnuc */
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#endif /* MBEDTLS_HAVE_ASM && GNUC */
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#if !defined(ARIA_P1)
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#define ARIA_P1(x) ((((x) >> 8) & 0x00FF00FF) ^ (((x) & 0x00FF00FF) << 8))
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#endif
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/*
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* modify byte order: ( A B C D ) -> ( C D A B ), i.e. rotate by 16 bits
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*
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* This is submatrix P2 in [1] Appendix B.1
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*
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* Common compilers will translate this to a single instruction.
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*/
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#define ARIA_P2(x) (((x) >> 16) ^ ((x) << 16))
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/*
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* modify byte order: ( A B C D ) -> ( D C B A ), i.e. change endianness
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*
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* This is submatrix P3 in [1] Appendix B.1
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*
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* Some compilers fail to translate this to a single instruction,
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* so let's provide asm versions for common platforms with C fallback.
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*/
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#if defined(MBEDTLS_HAVE_ASM)
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#if defined(__arm__) /* rev available from v6 up */
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/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
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#if defined(__GNUC__) && \
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(!defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000) && \
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__ARM_ARCH >= 6
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static inline uint32_t aria_p3(uint32_t x)
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{
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uint32_t r;
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__asm("rev %0, %1" : "=l" (r) : "l" (x));
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return r;
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}
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#define ARIA_P3 aria_p3
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#elif defined(__ARMCC_VERSION) && __ARMCC_VERSION < 6000000 && \
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(__TARGET_ARCH_ARM >= 6 || __TARGET_ARCH_THUMB >= 3)
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static inline uint32_t aria_p3(uint32_t x)
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{
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uint32_t r;
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__asm("rev r, x");
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return r;
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}
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#define ARIA_P3 aria_p3
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#endif
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#endif /* arm */
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#if defined(__GNUC__) && \
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defined(__i386__) || defined(__amd64__) || defined(__x86_64__)
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static inline uint32_t aria_p3(uint32_t x)
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{
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__asm("bswap %0" : "=r" (x) : "0" (x));
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return x;
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}
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#define ARIA_P3 aria_p3
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#endif /* x86 gnuc */
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#endif /* MBEDTLS_HAVE_ASM && GNUC */
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#if !defined(ARIA_P3)
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#define ARIA_P3(x) ARIA_P2(ARIA_P1(x))
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#endif
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/*
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* ARIA Affine Transform
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* (a, b, c, d) = state in/out
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*
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* If we denote the first byte of input by 0, ..., the last byte by f,
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* then inputs are: a = 0123, b = 4567, c = 89ab, d = cdef.
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*
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* Reading [1] 2.4 or [2] 2.4.3 in columns and performing simple
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* rearrangements on adjacent pairs, output is:
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*
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* a = 3210 + 4545 + 6767 + 88aa + 99bb + dccd + effe
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* = 3210 + 4567 + 6745 + 89ab + 98ba + dcfe + efcd
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* b = 0101 + 2323 + 5476 + 8998 + baab + eecc + ffdd
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* = 0123 + 2301 + 5476 + 89ab + ba98 + efcd + fedc
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* c = 0022 + 1133 + 4554 + 7667 + ab89 + dcdc + fefe
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* = 0123 + 1032 + 4567 + 7654 + ab89 + dcfe + fedc
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* d = 1001 + 2332 + 6644 + 7755 + 9898 + baba + cdef
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* = 1032 + 2301 + 6745 + 7654 + 98ba + ba98 + cdef
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*
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* Note: another presentation of the A transform can be found as the first
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* half of App. B.1 in [1] in terms of 4-byte operators P1, P2, P3 and P4.
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* The implementation below uses only P1 and P2 as they are sufficient.
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*/
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static inline void aria_a(uint32_t *a, uint32_t *b,
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uint32_t *c, uint32_t *d)
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{
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uint32_t ta, tb, tc;
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ta = *b; // 4567
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*b = *a; // 0123
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*a = ARIA_P2(ta); // 6745
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tb = ARIA_P2(*d); // efcd
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*d = ARIA_P1(*c); // 98ba
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*c = ARIA_P1(tb); // fedc
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ta ^= *d; // 4567+98ba
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tc = ARIA_P2(*b); // 2301
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ta = ARIA_P1(ta) ^ tc ^ *c; // 2301+5476+89ab+fedc
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tb ^= ARIA_P2(*d); // ba98+efcd
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tc ^= ARIA_P1(*a); // 2301+7654
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*b ^= ta ^ tb; // 0123+2301+5476+89ab+ba98+efcd+fedc OUT
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tb = ARIA_P2(tb) ^ ta; // 2301+5476+89ab+98ba+cdef+fedc
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*a ^= ARIA_P1(tb); // 3210+4567+6745+89ab+98ba+dcfe+efcd OUT
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ta = ARIA_P2(ta); // 0123+7654+ab89+dcfe
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*d ^= ARIA_P1(ta) ^ tc; // 1032+2301+6745+7654+98ba+ba98+cdef OUT
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tc = ARIA_P2(tc); // 0123+5476
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*c ^= ARIA_P1(tc) ^ ta; // 0123+1032+4567+7654+ab89+dcfe+fedc OUT
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}
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/*
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* ARIA Substitution Layer SL1 / SL2
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* (a, b, c, d) = state in/out
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* (sa, sb, sc, sd) = 256 8-bit S-Boxes (see below)
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*
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* By passing sb1, sb2, is1, is2 as S-Boxes you get SL1
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* By passing is1, is2, sb1, sb2 as S-Boxes you get SL2
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*/
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static inline void aria_sl(uint32_t *a, uint32_t *b,
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uint32_t *c, uint32_t *d,
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const uint8_t sa[256], const uint8_t sb[256],
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const uint8_t sc[256], const uint8_t sd[256])
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{
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*a = ((uint32_t) sa[MBEDTLS_BYTE_0(*a)]) ^
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(((uint32_t) sb[MBEDTLS_BYTE_1(*a)]) << 8) ^
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(((uint32_t) sc[MBEDTLS_BYTE_2(*a)]) << 16) ^
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(((uint32_t) sd[MBEDTLS_BYTE_3(*a)]) << 24);
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*b = ((uint32_t) sa[MBEDTLS_BYTE_0(*b)]) ^
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(((uint32_t) sb[MBEDTLS_BYTE_1(*b)]) << 8) ^
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(((uint32_t) sc[MBEDTLS_BYTE_2(*b)]) << 16) ^
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(((uint32_t) sd[MBEDTLS_BYTE_3(*b)]) << 24);
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*c = ((uint32_t) sa[MBEDTLS_BYTE_0(*c)]) ^
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(((uint32_t) sb[MBEDTLS_BYTE_1(*c)]) << 8) ^
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(((uint32_t) sc[MBEDTLS_BYTE_2(*c)]) << 16) ^
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(((uint32_t) sd[MBEDTLS_BYTE_3(*c)]) << 24);
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*d = ((uint32_t) sa[MBEDTLS_BYTE_0(*d)]) ^
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(((uint32_t) sb[MBEDTLS_BYTE_1(*d)]) << 8) ^
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(((uint32_t) sc[MBEDTLS_BYTE_2(*d)]) << 16) ^
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(((uint32_t) sd[MBEDTLS_BYTE_3(*d)]) << 24);
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}
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/*
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* S-Boxes
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*/
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static const uint8_t aria_sb1[256] =
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{
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0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5, 0x30, 0x01, 0x67, 0x2B,
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0xFE, 0xD7, 0xAB, 0x76, 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0,
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0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0, 0xB7, 0xFD, 0x93, 0x26,
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0x36, 0x3F, 0xF7, 0xCC, 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15,
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0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A, 0x07, 0x12, 0x80, 0xE2,
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0xEB, 0x27, 0xB2, 0x75, 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0,
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0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84, 0x53, 0xD1, 0x00, 0xED,
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0x20, 0xFC, 0xB1, 0x5B, 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF,
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0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85, 0x45, 0xF9, 0x02, 0x7F,
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0x50, 0x3C, 0x9F, 0xA8, 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5,
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0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2, 0xCD, 0x0C, 0x13, 0xEC,
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0x5F, 0x97, 0x44, 0x17, 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73,
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0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88, 0x46, 0xEE, 0xB8, 0x14,
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0xDE, 0x5E, 0x0B, 0xDB, 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C,
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0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79, 0xE7, 0xC8, 0x37, 0x6D,
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0x8D, 0xD5, 0x4E, 0xA9, 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08,
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0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6, 0xE8, 0xDD, 0x74, 0x1F,
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0x4B, 0xBD, 0x8B, 0x8A, 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E,
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0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E, 0xE1, 0xF8, 0x98, 0x11,
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0x69, 0xD9, 0x8E, 0x94, 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF,
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0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68, 0x41, 0x99, 0x2D, 0x0F,
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0xB0, 0x54, 0xBB, 0x16
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};
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static const uint8_t aria_sb2[256] =
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{
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0xE2, 0x4E, 0x54, 0xFC, 0x94, 0xC2, 0x4A, 0xCC, 0x62, 0x0D, 0x6A, 0x46,
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0x3C, 0x4D, 0x8B, 0xD1, 0x5E, 0xFA, 0x64, 0xCB, 0xB4, 0x97, 0xBE, 0x2B,
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0xBC, 0x77, 0x2E, 0x03, 0xD3, 0x19, 0x59, 0xC1, 0x1D, 0x06, 0x41, 0x6B,
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0x55, 0xF0, 0x99, 0x69, 0xEA, 0x9C, 0x18, 0xAE, 0x63, 0xDF, 0xE7, 0xBB,
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0x00, 0x73, 0x66, 0xFB, 0x96, 0x4C, 0x85, 0xE4, 0x3A, 0x09, 0x45, 0xAA,
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0x0F, 0xEE, 0x10, 0xEB, 0x2D, 0x7F, 0xF4, 0x29, 0xAC, 0xCF, 0xAD, 0x91,
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0x8D, 0x78, 0xC8, 0x95, 0xF9, 0x2F, 0xCE, 0xCD, 0x08, 0x7A, 0x88, 0x38,
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0x5C, 0x83, 0x2A, 0x28, 0x47, 0xDB, 0xB8, 0xC7, 0x93, 0xA4, 0x12, 0x53,
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0xFF, 0x87, 0x0E, 0x31, 0x36, 0x21, 0x58, 0x48, 0x01, 0x8E, 0x37, 0x74,
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0x32, 0xCA, 0xE9, 0xB1, 0xB7, 0xAB, 0x0C, 0xD7, 0xC4, 0x56, 0x42, 0x26,
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0x07, 0x98, 0x60, 0xD9, 0xB6, 0xB9, 0x11, 0x40, 0xEC, 0x20, 0x8C, 0xBD,
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0xA0, 0xC9, 0x84, 0x04, 0x49, 0x23, 0xF1, 0x4F, 0x50, 0x1F, 0x13, 0xDC,
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0xD8, 0xC0, 0x9E, 0x57, 0xE3, 0xC3, 0x7B, 0x65, 0x3B, 0x02, 0x8F, 0x3E,
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0xE8, 0x25, 0x92, 0xE5, 0x15, 0xDD, 0xFD, 0x17, 0xA9, 0xBF, 0xD4, 0x9A,
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0x7E, 0xC5, 0x39, 0x67, 0xFE, 0x76, 0x9D, 0x43, 0xA7, 0xE1, 0xD0, 0xF5,
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0x68, 0xF2, 0x1B, 0x34, 0x70, 0x05, 0xA3, 0x8A, 0xD5, 0x79, 0x86, 0xA8,
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0x30, 0xC6, 0x51, 0x4B, 0x1E, 0xA6, 0x27, 0xF6, 0x35, 0xD2, 0x6E, 0x24,
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0x16, 0x82, 0x5F, 0xDA, 0xE6, 0x75, 0xA2, 0xEF, 0x2C, 0xB2, 0x1C, 0x9F,
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0x5D, 0x6F, 0x80, 0x0A, 0x72, 0x44, 0x9B, 0x6C, 0x90, 0x0B, 0x5B, 0x33,
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0x7D, 0x5A, 0x52, 0xF3, 0x61, 0xA1, 0xF7, 0xB0, 0xD6, 0x3F, 0x7C, 0x6D,
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0xED, 0x14, 0xE0, 0xA5, 0x3D, 0x22, 0xB3, 0xF8, 0x89, 0xDE, 0x71, 0x1A,
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0xAF, 0xBA, 0xB5, 0x81
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};
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static const uint8_t aria_is1[256] =
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{
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0x52, 0x09, 0x6A, 0xD5, 0x30, 0x36, 0xA5, 0x38, 0xBF, 0x40, 0xA3, 0x9E,
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0x81, 0xF3, 0xD7, 0xFB, 0x7C, 0xE3, 0x39, 0x82, 0x9B, 0x2F, 0xFF, 0x87,
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0x34, 0x8E, 0x43, 0x44, 0xC4, 0xDE, 0xE9, 0xCB, 0x54, 0x7B, 0x94, 0x32,
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0xA6, 0xC2, 0x23, 0x3D, 0xEE, 0x4C, 0x95, 0x0B, 0x42, 0xFA, 0xC3, 0x4E,
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0x08, 0x2E, 0xA1, 0x66, 0x28, 0xD9, 0x24, 0xB2, 0x76, 0x5B, 0xA2, 0x49,
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0x6D, 0x8B, 0xD1, 0x25, 0x72, 0xF8, 0xF6, 0x64, 0x86, 0x68, 0x98, 0x16,
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0xD4, 0xA4, 0x5C, 0xCC, 0x5D, 0x65, 0xB6, 0x92, 0x6C, 0x70, 0x48, 0x50,
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0xFD, 0xED, 0xB9, 0xDA, 0x5E, 0x15, 0x46, 0x57, 0xA7, 0x8D, 0x9D, 0x84,
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0x90, 0xD8, 0xAB, 0x00, 0x8C, 0xBC, 0xD3, 0x0A, 0xF7, 0xE4, 0x58, 0x05,
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0xB8, 0xB3, 0x45, 0x06, 0xD0, 0x2C, 0x1E, 0x8F, 0xCA, 0x3F, 0x0F, 0x02,
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0xC1, 0xAF, 0xBD, 0x03, 0x01, 0x13, 0x8A, 0x6B, 0x3A, 0x91, 0x11, 0x41,
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0x4F, 0x67, 0xDC, 0xEA, 0x97, 0xF2, 0xCF, 0xCE, 0xF0, 0xB4, 0xE6, 0x73,
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0x96, 0xAC, 0x74, 0x22, 0xE7, 0xAD, 0x35, 0x85, 0xE2, 0xF9, 0x37, 0xE8,
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0x1C, 0x75, 0xDF, 0x6E, 0x47, 0xF1, 0x1A, 0x71, 0x1D, 0x29, 0xC5, 0x89,
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0x6F, 0xB7, 0x62, 0x0E, 0xAA, 0x18, 0xBE, 0x1B, 0xFC, 0x56, 0x3E, 0x4B,
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0xC6, 0xD2, 0x79, 0x20, 0x9A, 0xDB, 0xC0, 0xFE, 0x78, 0xCD, 0x5A, 0xF4,
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0x1F, 0xDD, 0xA8, 0x33, 0x88, 0x07, 0xC7, 0x31, 0xB1, 0x12, 0x10, 0x59,
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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
|
|
* MBEDTLS_GET_UINT32_LE / MBEDTLS_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) */
|
|
w[0][0] = MBEDTLS_GET_UINT32_LE(key, 0);
|
|
w[0][1] = MBEDTLS_GET_UINT32_LE(key, 4);
|
|
w[0][2] = MBEDTLS_GET_UINT32_LE(key, 8);
|
|
w[0][3] = MBEDTLS_GET_UINT32_LE(key, 12);
|
|
|
|
memset(w[1], 0, 16);
|
|
if (keybits >= 192) {
|
|
w[1][0] = MBEDTLS_GET_UINT32_LE(key, 16); // 192 bit key
|
|
w[1][1] = MBEDTLS_GET_UINT32_LE(key, 20);
|
|
}
|
|
if (keybits == 256) {
|
|
w[1][2] = MBEDTLS_GET_UINT32_LE(key, 24); // 256 bit key
|
|
w[1][3] = MBEDTLS_GET_UINT32_LE(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);
|
|
|
|
a = MBEDTLS_GET_UINT32_LE(input, 0);
|
|
b = MBEDTLS_GET_UINT32_LE(input, 4);
|
|
c = MBEDTLS_GET_UINT32_LE(input, 8);
|
|
d = MBEDTLS_GET_UINT32_LE(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];
|
|
|
|
MBEDTLS_PUT_UINT32_LE(a, output, 0);
|
|
MBEDTLS_PUT_UINT32_LE(b, output, 4);
|
|
MBEDTLS_PUT_UINT32_LE(c, output, 8);
|
|
MBEDTLS_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_ASSERT(cond) \
|
|
do { \
|
|
if (cond) { \
|
|
if (verbose) \
|
|
mbedtls_printf("failed\n"); \
|
|
goto exit; \
|
|
} else { \
|
|
if (verbose) \
|
|
mbedtls_printf("passed\n"); \
|
|
} \
|
|
} while (0)
|
|
|
|
/*
|
|
* 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);
|
|
ARIA_SELF_TEST_ASSERT(
|
|
memcmp(blk, aria_test1_ecb_ct[i], MBEDTLS_ARIA_BLOCKSIZE)
|
|
!= 0);
|
|
|
|
/* 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);
|
|
ARIA_SELF_TEST_ASSERT(
|
|
memcmp(blk, aria_test1_ecb_pt, MBEDTLS_ARIA_BLOCKSIZE)
|
|
!= 0);
|
|
}
|
|
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);
|
|
ARIA_SELF_TEST_ASSERT(memcmp(buf, aria_test2_cbc_ct[i], 48)
|
|
!= 0);
|
|
|
|
/* 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);
|
|
ARIA_SELF_TEST_ASSERT(memcmp(buf, aria_test2_pt, 48) != 0);
|
|
}
|
|
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);
|
|
ARIA_SELF_TEST_ASSERT(memcmp(buf, aria_test2_cfb_ct[i], 48) != 0);
|
|
|
|
/* 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);
|
|
ARIA_SELF_TEST_ASSERT(memcmp(buf, aria_test2_pt, 48) != 0);
|
|
}
|
|
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);
|
|
ARIA_SELF_TEST_ASSERT(memcmp(buf, aria_test2_ctr_ct[i], 48) != 0);
|
|
|
|
/* 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);
|
|
ARIA_SELF_TEST_ASSERT(memcmp(buf, aria_test2_pt, 48) != 0);
|
|
}
|
|
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 */
|