mbedtls/library/aria.c

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2017-11-30 11:37:55 +00:00
/*
* ARIA implementation
*
* Copyright (C) 2006-2017, ARM Limited, All Rights Reserved
* 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 file is part of mbed TLS (https://tls.mbed.org)
*/
/*
* 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"
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#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)
*/
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#ifndef GET_UINT32_LE
#define GET_UINT32_LE( n, b, i ) \
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{ \
(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 ) \
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{ \
(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
/*
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* 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)
aria: check arm arch version for asm rev and rev16 are only supported from v6 (all profiles) and up. arm-none-eabi-gcc picks a lower architecture version by default, which means before this commit it would fail to build (assembler error) unless you manually specified -march=armv6-m -mthumb or similar, which broke all.sh. Source for version-checking macros: - GCC/Clang: use the -E -dM - </dev/null trick - armcc5: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0472k/chr1359125007083.html - armclang 6: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html Tested with the following script: #!/bin/sh set -eu ARMCLANG="env ARM_TOOL_VARIANT=ult $ARMC6_BIN_DIR/armclang" build() { echo "$@" "$@" -Iinclude -c library/aria.c } build arm-none-eabi-gcc build arm-none-eabi-gcc -march=armv5 build clang --target=arm-none-eabi build clang --target=arm-none-eabi -march=armv5 build armcc build armcc --gnu build armcc --cpu=5T build armcc --cpu=5T --gnu build $ARMCLANG --target=arm-arm-none-eabi check_asm() { rm -f aria.o build "$@" arm-none-eabi-objdump -d aria.o | grep rev16 } check_asm arm-none-eabi-gcc -march=armv6-m -mthumb check_asm arm-none-eabi-gcc -march=armv7-m -mthumb check_asm arm-none-eabi-gcc -march=armv8-m.base -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -mthumb check_asm arm-none-eabi-gcc -march=armv8-a -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -marm check_asm arm-none-eabi-gcc -march=armv8-a -marm check_asm clang --target=arm-none-eabi -march=armv6-m check_asm clang --target=arm-none-eabi -march=armv7-a check_asm clang --target=arm-none-eabi -march=armv7-m check_asm clang --target=arm-none-eabi -march=armv7-r check_asm clang --target=arm-none-eabi -march=armv8-a check_asm armcc -O0 --cpu=6-M check_asm armcc -O0 --cpu=7-M check_asm armcc -O0 --cpu=6 check_asm armcc -O0 --cpu=7-A check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv6-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-r check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-m.base
2018-03-01 09:37:47 +00:00
#if defined(__arm__) /* rev16 available from v6 up */
/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
#if defined(__GNUC__) && \
aria: check arm arch version for asm rev and rev16 are only supported from v6 (all profiles) and up. arm-none-eabi-gcc picks a lower architecture version by default, which means before this commit it would fail to build (assembler error) unless you manually specified -march=armv6-m -mthumb or similar, which broke all.sh. Source for version-checking macros: - GCC/Clang: use the -E -dM - </dev/null trick - armcc5: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0472k/chr1359125007083.html - armclang 6: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html Tested with the following script: #!/bin/sh set -eu ARMCLANG="env ARM_TOOL_VARIANT=ult $ARMC6_BIN_DIR/armclang" build() { echo "$@" "$@" -Iinclude -c library/aria.c } build arm-none-eabi-gcc build arm-none-eabi-gcc -march=armv5 build clang --target=arm-none-eabi build clang --target=arm-none-eabi -march=armv5 build armcc build armcc --gnu build armcc --cpu=5T build armcc --cpu=5T --gnu build $ARMCLANG --target=arm-arm-none-eabi check_asm() { rm -f aria.o build "$@" arm-none-eabi-objdump -d aria.o | grep rev16 } check_asm arm-none-eabi-gcc -march=armv6-m -mthumb check_asm arm-none-eabi-gcc -march=armv7-m -mthumb check_asm arm-none-eabi-gcc -march=armv8-m.base -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -mthumb check_asm arm-none-eabi-gcc -march=armv8-a -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -marm check_asm arm-none-eabi-gcc -march=armv8-a -marm check_asm clang --target=arm-none-eabi -march=armv6-m check_asm clang --target=arm-none-eabi -march=armv7-a check_asm clang --target=arm-none-eabi -march=armv7-m check_asm clang --target=arm-none-eabi -march=armv7-r check_asm clang --target=arm-none-eabi -march=armv8-a check_asm armcc -O0 --cpu=6-M check_asm armcc -O0 --cpu=7-M check_asm armcc -O0 --cpu=6 check_asm armcc -O0 --cpu=7-A check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv6-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-r check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-m.base
2018-03-01 09:37:47 +00:00
( !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
aria: check arm arch version for asm rev and rev16 are only supported from v6 (all profiles) and up. arm-none-eabi-gcc picks a lower architecture version by default, which means before this commit it would fail to build (assembler error) unless you manually specified -march=armv6-m -mthumb or similar, which broke all.sh. Source for version-checking macros: - GCC/Clang: use the -E -dM - </dev/null trick - armcc5: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0472k/chr1359125007083.html - armclang 6: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html Tested with the following script: #!/bin/sh set -eu ARMCLANG="env ARM_TOOL_VARIANT=ult $ARMC6_BIN_DIR/armclang" build() { echo "$@" "$@" -Iinclude -c library/aria.c } build arm-none-eabi-gcc build arm-none-eabi-gcc -march=armv5 build clang --target=arm-none-eabi build clang --target=arm-none-eabi -march=armv5 build armcc build armcc --gnu build armcc --cpu=5T build armcc --cpu=5T --gnu build $ARMCLANG --target=arm-arm-none-eabi check_asm() { rm -f aria.o build "$@" arm-none-eabi-objdump -d aria.o | grep rev16 } check_asm arm-none-eabi-gcc -march=armv6-m -mthumb check_asm arm-none-eabi-gcc -march=armv7-m -mthumb check_asm arm-none-eabi-gcc -march=armv8-m.base -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -mthumb check_asm arm-none-eabi-gcc -march=armv8-a -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -marm check_asm arm-none-eabi-gcc -march=armv8-a -marm check_asm clang --target=arm-none-eabi -march=armv6-m check_asm clang --target=arm-none-eabi -march=armv7-a check_asm clang --target=arm-none-eabi -march=armv7-m check_asm clang --target=arm-none-eabi -march=armv7-r check_asm clang --target=arm-none-eabi -march=armv8-a check_asm armcc -O0 --cpu=6-M check_asm armcc -O0 --cpu=7-M check_asm armcc -O0 --cpu=6 check_asm armcc -O0 --cpu=7-A check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv6-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-r check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-m.base
2018-03-01 09:37:47 +00:00
#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__)
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/* 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
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/*
* 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))
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/*
* 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)
aria: check arm arch version for asm rev and rev16 are only supported from v6 (all profiles) and up. arm-none-eabi-gcc picks a lower architecture version by default, which means before this commit it would fail to build (assembler error) unless you manually specified -march=armv6-m -mthumb or similar, which broke all.sh. Source for version-checking macros: - GCC/Clang: use the -E -dM - </dev/null trick - armcc5: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0472k/chr1359125007083.html - armclang 6: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html Tested with the following script: #!/bin/sh set -eu ARMCLANG="env ARM_TOOL_VARIANT=ult $ARMC6_BIN_DIR/armclang" build() { echo "$@" "$@" -Iinclude -c library/aria.c } build arm-none-eabi-gcc build arm-none-eabi-gcc -march=armv5 build clang --target=arm-none-eabi build clang --target=arm-none-eabi -march=armv5 build armcc build armcc --gnu build armcc --cpu=5T build armcc --cpu=5T --gnu build $ARMCLANG --target=arm-arm-none-eabi check_asm() { rm -f aria.o build "$@" arm-none-eabi-objdump -d aria.o | grep rev16 } check_asm arm-none-eabi-gcc -march=armv6-m -mthumb check_asm arm-none-eabi-gcc -march=armv7-m -mthumb check_asm arm-none-eabi-gcc -march=armv8-m.base -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -mthumb check_asm arm-none-eabi-gcc -march=armv8-a -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -marm check_asm arm-none-eabi-gcc -march=armv8-a -marm check_asm clang --target=arm-none-eabi -march=armv6-m check_asm clang --target=arm-none-eabi -march=armv7-a check_asm clang --target=arm-none-eabi -march=armv7-m check_asm clang --target=arm-none-eabi -march=armv7-r check_asm clang --target=arm-none-eabi -march=armv8-a check_asm armcc -O0 --cpu=6-M check_asm armcc -O0 --cpu=7-M check_asm armcc -O0 --cpu=6 check_asm armcc -O0 --cpu=7-A check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv6-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-r check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-m.base
2018-03-01 09:37:47 +00:00
#if defined(__arm__) /* rev available from v6 up */
/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
#if defined(__GNUC__) && \
aria: check arm arch version for asm rev and rev16 are only supported from v6 (all profiles) and up. arm-none-eabi-gcc picks a lower architecture version by default, which means before this commit it would fail to build (assembler error) unless you manually specified -march=armv6-m -mthumb or similar, which broke all.sh. Source for version-checking macros: - GCC/Clang: use the -E -dM - </dev/null trick - armcc5: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0472k/chr1359125007083.html - armclang 6: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html Tested with the following script: #!/bin/sh set -eu ARMCLANG="env ARM_TOOL_VARIANT=ult $ARMC6_BIN_DIR/armclang" build() { echo "$@" "$@" -Iinclude -c library/aria.c } build arm-none-eabi-gcc build arm-none-eabi-gcc -march=armv5 build clang --target=arm-none-eabi build clang --target=arm-none-eabi -march=armv5 build armcc build armcc --gnu build armcc --cpu=5T build armcc --cpu=5T --gnu build $ARMCLANG --target=arm-arm-none-eabi check_asm() { rm -f aria.o build "$@" arm-none-eabi-objdump -d aria.o | grep rev16 } check_asm arm-none-eabi-gcc -march=armv6-m -mthumb check_asm arm-none-eabi-gcc -march=armv7-m -mthumb check_asm arm-none-eabi-gcc -march=armv8-m.base -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -mthumb check_asm arm-none-eabi-gcc -march=armv8-a -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -marm check_asm arm-none-eabi-gcc -march=armv8-a -marm check_asm clang --target=arm-none-eabi -march=armv6-m check_asm clang --target=arm-none-eabi -march=armv7-a check_asm clang --target=arm-none-eabi -march=armv7-m check_asm clang --target=arm-none-eabi -march=armv7-r check_asm clang --target=arm-none-eabi -march=armv8-a check_asm armcc -O0 --cpu=6-M check_asm armcc -O0 --cpu=7-M check_asm armcc -O0 --cpu=6 check_asm armcc -O0 --cpu=7-A check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv6-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-r check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-m.base
2018-03-01 09:37:47 +00:00
( !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
aria: check arm arch version for asm rev and rev16 are only supported from v6 (all profiles) and up. arm-none-eabi-gcc picks a lower architecture version by default, which means before this commit it would fail to build (assembler error) unless you manually specified -march=armv6-m -mthumb or similar, which broke all.sh. Source for version-checking macros: - GCC/Clang: use the -E -dM - </dev/null trick - armcc5: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0472k/chr1359125007083.html - armclang 6: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html Tested with the following script: #!/bin/sh set -eu ARMCLANG="env ARM_TOOL_VARIANT=ult $ARMC6_BIN_DIR/armclang" build() { echo "$@" "$@" -Iinclude -c library/aria.c } build arm-none-eabi-gcc build arm-none-eabi-gcc -march=armv5 build clang --target=arm-none-eabi build clang --target=arm-none-eabi -march=armv5 build armcc build armcc --gnu build armcc --cpu=5T build armcc --cpu=5T --gnu build $ARMCLANG --target=arm-arm-none-eabi check_asm() { rm -f aria.o build "$@" arm-none-eabi-objdump -d aria.o | grep rev16 } check_asm arm-none-eabi-gcc -march=armv6-m -mthumb check_asm arm-none-eabi-gcc -march=armv7-m -mthumb check_asm arm-none-eabi-gcc -march=armv8-m.base -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -mthumb check_asm arm-none-eabi-gcc -march=armv8-a -mthumb check_asm arm-none-eabi-gcc -march=armv7-a -marm check_asm arm-none-eabi-gcc -march=armv8-a -marm check_asm clang --target=arm-none-eabi -march=armv6-m check_asm clang --target=arm-none-eabi -march=armv7-a check_asm clang --target=arm-none-eabi -march=armv7-m check_asm clang --target=arm-none-eabi -march=armv7-r check_asm clang --target=arm-none-eabi -march=armv8-a check_asm armcc -O0 --cpu=6-M check_asm armcc -O0 --cpu=7-M check_asm armcc -O0 --cpu=6 check_asm armcc -O0 --cpu=7-A check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv6-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-m check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv7-r check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-a check_asm $ARMCLANG --target=arm-arm-none-eabi -march=armv8-m.base
2018-03-01 09:37:47 +00:00
#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
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* (a, b, c, d) = state in/out
*
2018-05-22 10:56:11 +00:00
* If we denote the first byte of input by 0, ..., the last byte by f,
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* then inputs are: a = 0123, b = 4567, c = 89ab, d = cdef.
*
2018-02-28 11:38:21 +00:00
* Reading [1] 2.4 or [2] 2.4.3 in columns and performing simple
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* rearrangements on adjacent pairs, output is:
*
* a = 3210 + 4545 + 6767 + 88aa + 99bb + dccd + effe
* = 3210 + 4567 + 6745 + 89ab + 98ba + dcfe + efcd
aria: fix comment on aria_a function The new version of the comment has been generated by the following python3 script, when the first constant is copy-pasted from RFC 5794 2.4.3. #!/usr/bin/python3 RFC_A = """ y0 = x3 ^ x4 ^ x6 ^ x8 ^ x9 ^ x13 ^ x14, y1 = x2 ^ x5 ^ x7 ^ x8 ^ x9 ^ x12 ^ x15, y2 = x1 ^ x4 ^ x6 ^ x10 ^ x11 ^ x12 ^ x15, y3 = x0 ^ x5 ^ x7 ^ x10 ^ x11 ^ x13 ^ x14, y4 = x0 ^ x2 ^ x5 ^ x8 ^ x11 ^ x14 ^ x15, y5 = x1 ^ x3 ^ x4 ^ x9 ^ x10 ^ x14 ^ x15, y6 = x0 ^ x2 ^ x7 ^ x9 ^ x10 ^ x12 ^ x13, y7 = x1 ^ x3 ^ x6 ^ x8 ^ x11 ^ x12 ^ x13, y8 = x0 ^ x1 ^ x4 ^ x7 ^ x10 ^ x13 ^ x15, y9 = x0 ^ x1 ^ x5 ^ x6 ^ x11 ^ x12 ^ x14, y10 = x2 ^ x3 ^ x5 ^ x6 ^ x8 ^ x13 ^ x15, y11 = x2 ^ x3 ^ x4 ^ x7 ^ x9 ^ x12 ^ x14, y12 = x1 ^ x2 ^ x6 ^ x7 ^ x9 ^ x11 ^ x12, y13 = x0 ^ x3 ^ x6 ^ x7 ^ x8 ^ x10 ^ x13, y14 = x0 ^ x3 ^ x4 ^ x5 ^ x9 ^ x11 ^ x14, y15 = x1 ^ x2 ^ x4 ^ x5 ^ x8 ^ x10 ^ x15. """ matrix = [] for l in RFC_A.split('\n')[1:-1]: rhs = l.split('=')[1][:-1] row = tuple(hex(int(t[2:]))[2:] for t in rhs.split('^')) matrix.append(row) out = {} out['a'] = tuple(''.join(w) for w in zip(*(matrix[0:4]))) out['b'] = tuple(''.join(w) for w in zip(*(matrix[4:8]))) out['c'] = tuple(''.join(w) for w in zip(*(matrix[8:12]))) out['d'] = tuple(''.join(w) for w in zip(*(matrix[12:]))) out2 = {} for o, r in out.items(): row = list(r) for i in range(len(r) - 1): w1 = row[i] if len(set(w1)) == 2: w2 = row[i+1] nw1 = nw2 = '' for j in range(len(w1)): if w1[j] in nw1: nw1 += w2[j] nw2 += w1[j] else: nw1 += w1[j] nw2 += w2[j] row[i] = nw1 row[i+1] = nw2 out2[o] = row for o in 'abcd': print(o, '=', ' + '.join(out[o])) print(' ', '=', ' + '.join(out2[o]))
2018-03-01 13:48:10 +00:00
* b = 0101 + 2323 + 5476 + 8998 + baab + eecc + ffdd
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* = 0123 + 2301 + 5476 + 89ab + ba98 + efcd + fedc
aria: fix comment on aria_a function The new version of the comment has been generated by the following python3 script, when the first constant is copy-pasted from RFC 5794 2.4.3. #!/usr/bin/python3 RFC_A = """ y0 = x3 ^ x4 ^ x6 ^ x8 ^ x9 ^ x13 ^ x14, y1 = x2 ^ x5 ^ x7 ^ x8 ^ x9 ^ x12 ^ x15, y2 = x1 ^ x4 ^ x6 ^ x10 ^ x11 ^ x12 ^ x15, y3 = x0 ^ x5 ^ x7 ^ x10 ^ x11 ^ x13 ^ x14, y4 = x0 ^ x2 ^ x5 ^ x8 ^ x11 ^ x14 ^ x15, y5 = x1 ^ x3 ^ x4 ^ x9 ^ x10 ^ x14 ^ x15, y6 = x0 ^ x2 ^ x7 ^ x9 ^ x10 ^ x12 ^ x13, y7 = x1 ^ x3 ^ x6 ^ x8 ^ x11 ^ x12 ^ x13, y8 = x0 ^ x1 ^ x4 ^ x7 ^ x10 ^ x13 ^ x15, y9 = x0 ^ x1 ^ x5 ^ x6 ^ x11 ^ x12 ^ x14, y10 = x2 ^ x3 ^ x5 ^ x6 ^ x8 ^ x13 ^ x15, y11 = x2 ^ x3 ^ x4 ^ x7 ^ x9 ^ x12 ^ x14, y12 = x1 ^ x2 ^ x6 ^ x7 ^ x9 ^ x11 ^ x12, y13 = x0 ^ x3 ^ x6 ^ x7 ^ x8 ^ x10 ^ x13, y14 = x0 ^ x3 ^ x4 ^ x5 ^ x9 ^ x11 ^ x14, y15 = x1 ^ x2 ^ x4 ^ x5 ^ x8 ^ x10 ^ x15. """ matrix = [] for l in RFC_A.split('\n')[1:-1]: rhs = l.split('=')[1][:-1] row = tuple(hex(int(t[2:]))[2:] for t in rhs.split('^')) matrix.append(row) out = {} out['a'] = tuple(''.join(w) for w in zip(*(matrix[0:4]))) out['b'] = tuple(''.join(w) for w in zip(*(matrix[4:8]))) out['c'] = tuple(''.join(w) for w in zip(*(matrix[8:12]))) out['d'] = tuple(''.join(w) for w in zip(*(matrix[12:]))) out2 = {} for o, r in out.items(): row = list(r) for i in range(len(r) - 1): w1 = row[i] if len(set(w1)) == 2: w2 = row[i+1] nw1 = nw2 = '' for j in range(len(w1)): if w1[j] in nw1: nw1 += w2[j] nw2 += w1[j] else: nw1 += w1[j] nw2 += w2[j] row[i] = nw1 row[i+1] = nw2 out2[o] = row for o in 'abcd': print(o, '=', ' + '.join(out[o])) print(' ', '=', ' + '.join(out2[o]))
2018-03-01 13:48:10 +00:00
* c = 0022 + 1133 + 4554 + 7667 + ab89 + dcdc + fefe
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* = 0123 + 1032 + 4567 + 7654 + ab89 + dcfe + fedc
aria: fix comment on aria_a function The new version of the comment has been generated by the following python3 script, when the first constant is copy-pasted from RFC 5794 2.4.3. #!/usr/bin/python3 RFC_A = """ y0 = x3 ^ x4 ^ x6 ^ x8 ^ x9 ^ x13 ^ x14, y1 = x2 ^ x5 ^ x7 ^ x8 ^ x9 ^ x12 ^ x15, y2 = x1 ^ x4 ^ x6 ^ x10 ^ x11 ^ x12 ^ x15, y3 = x0 ^ x5 ^ x7 ^ x10 ^ x11 ^ x13 ^ x14, y4 = x0 ^ x2 ^ x5 ^ x8 ^ x11 ^ x14 ^ x15, y5 = x1 ^ x3 ^ x4 ^ x9 ^ x10 ^ x14 ^ x15, y6 = x0 ^ x2 ^ x7 ^ x9 ^ x10 ^ x12 ^ x13, y7 = x1 ^ x3 ^ x6 ^ x8 ^ x11 ^ x12 ^ x13, y8 = x0 ^ x1 ^ x4 ^ x7 ^ x10 ^ x13 ^ x15, y9 = x0 ^ x1 ^ x5 ^ x6 ^ x11 ^ x12 ^ x14, y10 = x2 ^ x3 ^ x5 ^ x6 ^ x8 ^ x13 ^ x15, y11 = x2 ^ x3 ^ x4 ^ x7 ^ x9 ^ x12 ^ x14, y12 = x1 ^ x2 ^ x6 ^ x7 ^ x9 ^ x11 ^ x12, y13 = x0 ^ x3 ^ x6 ^ x7 ^ x8 ^ x10 ^ x13, y14 = x0 ^ x3 ^ x4 ^ x5 ^ x9 ^ x11 ^ x14, y15 = x1 ^ x2 ^ x4 ^ x5 ^ x8 ^ x10 ^ x15. """ matrix = [] for l in RFC_A.split('\n')[1:-1]: rhs = l.split('=')[1][:-1] row = tuple(hex(int(t[2:]))[2:] for t in rhs.split('^')) matrix.append(row) out = {} out['a'] = tuple(''.join(w) for w in zip(*(matrix[0:4]))) out['b'] = tuple(''.join(w) for w in zip(*(matrix[4:8]))) out['c'] = tuple(''.join(w) for w in zip(*(matrix[8:12]))) out['d'] = tuple(''.join(w) for w in zip(*(matrix[12:]))) out2 = {} for o, r in out.items(): row = list(r) for i in range(len(r) - 1): w1 = row[i] if len(set(w1)) == 2: w2 = row[i+1] nw1 = nw2 = '' for j in range(len(w1)): if w1[j] in nw1: nw1 += w2[j] nw2 += w1[j] else: nw1 += w1[j] nw2 += w2[j] row[i] = nw1 row[i+1] = nw2 out2[o] = row for o in 'abcd': print(o, '=', ' + '.join(out[o])) print(' ', '=', ' + '.join(out2[o]))
2018-03-01 13:48:10 +00:00
* d = 1001 + 2332 + 6644 + 7755 + 9898 + baba + cdef
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
* = 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;
aria: comment implementation of A transform The line-by-line comments were generated using the following Python 3 script: #!/usr/bin/python3 class Atom: def __init__(self, val): self.v = val def __str__(self): return self.v def p1(self): v = self.v return Atom(v[1] + v[0] + v[3] + v[2]) def p2(self): v = self.v return Atom(v[2] + v[3] + v[0] + v[1]) def __xor__(self, other): return Sum(self.tuple() + other.tuple()) def tuple(self): return (self,) class Sum: def __init__(self, terms): self.t = terms assert(type(terms) == tuple) for t in terms: assert(type(t) == Atom) def __str__(self): return '+'.join(sorted((str(t) for t in self.t), key=lambda v: int(v, 16))) def p1(self): return Sum(tuple(t.p1() for t in self.t)) def p2(self): return Sum(tuple(t.p2() for t in self.t)) def tuple(self): return self.t def __xor__(self, other): return Sum(self.t + other.tuple()) class LoggingDict(dict): def __setitem__(self, key, val): print(key, '=', val) dict.__setitem__(self, key, val) def set(self, key, val): dict.__setitem__(self, key, val) env = LoggingDict() env.set('ra', Atom('0123')) env.set('rb', Atom('4567')) env.set('rc', Atom('89ab')) env.set('rd', Atom('cdef')) env.set('ARIA_P1', lambda x: x.p1()) env.set('ARIA_P2', lambda x: x.p2()) code = """ ta = rb; rb = ra; ra = ARIA_P2( ta ); tb = ARIA_P2( rd ); rd = ARIA_P1( rc ); rc = ARIA_P1( tb ); ta ^= rd; tc = ARIA_P2( rb ); ta = ARIA_P1( ta ) ^ tc ^ rc; tb ^= ARIA_P2( rd ); tc ^= ARIA_P1( ra ); rb ^= ta ^ tb; tb = ARIA_P2( tb ) ^ ta; ra ^= ARIA_P1( tb ); ta = ARIA_P2( ta ); rd ^= ARIA_P1( ta ) ^ tc; tc = ARIA_P2( tc ); rc ^= ARIA_P1( tc ) ^ ta; """ exec(code, env)
2018-02-26 13:10:23 +00:00
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
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}
/*
* 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,
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const uint8_t sa[256], const uint8_t sb[256],
const uint8_t sc[256], const uint8_t sd[256] )
{
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*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);
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*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);
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*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);
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*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);
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}
/*
* S-Boxes
*/
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static const uint8_t aria_sb1[256] =
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{
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
};
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static const uint8_t aria_sb2[256] =
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{
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
};
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static const uint8_t aria_is1[256] =
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{
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
};
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static const uint8_t aria_is2[256] =
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{
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
*/
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static void aria_fo_xor( uint32_t r[4], const uint32_t p[4],
const uint32_t k[4], const uint32_t x[4] )
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{
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 );
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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
*/
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static void aria_fe_xor( uint32_t r[4], const uint32_t p[4],
const uint32_t k[4], const uint32_t x[4] )
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{
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 );
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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.
*/
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static void aria_rot128( uint32_t r[4], const uint32_t a[4],
const uint32_t b[4], uint8_t n )
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{
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uint8_t i, j;
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uint32_t t, u;
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const uint8_t n1 = n % 32; // bit offset
const uint8_t n2 = n1 ? 32 - n1 : 0; // reverse bit offset
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j = ( n / 32 ) % 4; // initial word offset
t = ARIA_P3( b[j] ); // big endian
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for( i = 0; i < 4; i++ )
{
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j = ( j + 1 ) % 4; // get next word, big endian
u = ARIA_P3( b[j] );
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t <<= n1; // rotate
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t |= u >> n2;
t = ARIA_P3( t ); // back to little endian
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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 )
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{
/* round constant masks */
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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 );
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if( keybits != 128 && keybits != 192 && keybits != 256 )
return( MBEDTLS_ERR_ARIA_BAD_INPUT_DATA );
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/* Copy key to W0 (and potential remainder to W1) */
GET_UINT32_LE( w[0][0], key, 0 );
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GET_UINT32_LE( w[0][1], key, 4 );
GET_UINT32_LE( w[0][2], key, 8 );
GET_UINT32_LE( w[0][3], key, 12 );
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memset( w[1], 0, 16 );
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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 );
}
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i = ( keybits - 128 ) >> 6; // index: 0, 1, 2
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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
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i = i < 2 ? i + 1 : 0;
aria_fe_xor( w[2], w[1], rc[i], w[0] ); // W2 = FE(W1, CK2) ^ W0
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i = i < 2 ? i + 1 : 0;
aria_fo_xor( w[3], w[2], rc[i], w[1] ); // W3 = FO(W2, CK3) ^ W1
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for( i = 0; i < 4; i++ ) // create round keys
{
w2 = w[(i + 1) & 3];
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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 );
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}
aria_rot128( ctx->rk[16], w[0], w[1], 19 );
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/* w holds enough info to reconstruct the round keys */
mbedtls_platform_zeroize( w, sizeof( w ) );
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return( 0 );
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}
/*
* Set decryption key
*/
int mbedtls_aria_setkey_dec( mbedtls_aria_context *ctx,
const unsigned char *key, unsigned int keybits )
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{
int i, j, k, ret;
ARIA_VALIDATE_RET( ctx != NULL );
ARIA_VALIDATE_RET( key != NULL );
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ret = mbedtls_aria_setkey_enc( ctx, key, keybits );
if( ret != 0 )
return( ret );
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/* flip the order of round keys */
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for( i = 0, j = ctx->nr; i < j; i++, j-- )
{
for( k = 0; k < 4; k++ )
{
uint32_t t = ctx->rk[i][k];
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ctx->rk[i][k] = ctx->rk[j][k];
ctx->rk[j][k] = t;
}
}
/* apply affine transform to middle keys */
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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] );
}
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return( 0 );
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}
/*
* Encrypt a block
*/
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int mbedtls_aria_crypt_ecb( mbedtls_aria_context *ctx,
const unsigned char input[MBEDTLS_ARIA_BLOCKSIZE],
unsigned char output[MBEDTLS_ARIA_BLOCKSIZE] )
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{
int i;
uint32_t a, b, c, d;
ARIA_VALIDATE_RET( ctx != NULL );
ARIA_VALIDATE_RET( input != NULL );
ARIA_VALIDATE_RET( output != NULL );
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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;
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while( 1 )
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{
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 );
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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 );
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if( i >= ctx->nr )
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break;
aria_a( &a, &b, &c, &d );
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}
/* final key mixing */
a ^= ctx->rk[i][0];
b ^= ctx->rk[i][1];
c ^= ctx->rk[i][2];
d ^= ctx->rk[i][3];
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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 );
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}
/* Initialize context */
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void mbedtls_aria_init( mbedtls_aria_context *ctx )
{
ARIA_VALIDATE( ctx != NULL );
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memset( ctx, 0, sizeof( mbedtls_aria_context ) );
}
/* Clear context */
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void mbedtls_aria_free( mbedtls_aria_context *ctx )
{
if( ctx == NULL )
return;
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mbedtls_platform_zeroize( ctx, sizeof( mbedtls_aria_context ) );
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}
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#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 )
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{
int i;
unsigned char temp[MBEDTLS_ARIA_BLOCKSIZE];
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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 )
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return( MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH );
if( mode == MBEDTLS_ARIA_DECRYPT )
{
while( length > 0 )
{
memcpy( temp, input, MBEDTLS_ARIA_BLOCKSIZE );
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mbedtls_aria_crypt_ecb( ctx, input, output );
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for( i = 0; i < MBEDTLS_ARIA_BLOCKSIZE; i++ )
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output[i] = (unsigned char)( output[i] ^ iv[i] );
memcpy( iv, temp, MBEDTLS_ARIA_BLOCKSIZE );
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input += MBEDTLS_ARIA_BLOCKSIZE;
output += MBEDTLS_ARIA_BLOCKSIZE;
length -= MBEDTLS_ARIA_BLOCKSIZE;
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}
}
else
{
while( length > 0 )
{
for( i = 0; i < MBEDTLS_ARIA_BLOCKSIZE; i++ )
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output[i] = (unsigned char)( input[i] ^ iv[i] );
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mbedtls_aria_crypt_ecb( ctx, output, output );
memcpy( iv, output, MBEDTLS_ARIA_BLOCKSIZE );
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input += MBEDTLS_ARIA_BLOCKSIZE;
output += MBEDTLS_ARIA_BLOCKSIZE;
length -= MBEDTLS_ARIA_BLOCKSIZE;
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}
}
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 )
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{
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 );
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if( mode == MBEDTLS_ARIA_DECRYPT )
{
while( length-- )
{
if( n == 0 )
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mbedtls_aria_crypt_ecb( ctx, iv, iv );
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c = *input++;
*output++ = c ^ iv[n];
iv[n] = c;
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n = ( n + 1 ) & 0x0F;
}
}
else
{
while( length-- )
{
if( n == 0 )
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mbedtls_aria_crypt_ecb( ctx, iv, iv );
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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 )
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{
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 );
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while( length-- )
{
if( n == 0 ) {
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mbedtls_aria_crypt_ecb( ctx, nonce_counter,
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stream_block );
for( i = MBEDTLS_ARIA_BLOCKSIZE; i > 0; i-- )
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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
*/
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#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,
};
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#endif
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#if (defined(MBEDTLS_CIPHER_MODE_CBC) || defined(MBEDTLS_CIPHER_MODE_CFB))
static const uint8_t aria_test2_iv[MBEDTLS_ARIA_BLOCKSIZE] =
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{
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)
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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)
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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)
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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" ); \
return( 1 ); \
} else { \
if( verbose ) \
mbedtls_printf( "passed\n" ); \
}
/*
* Checkup routine
*/
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int mbedtls_aria_self_test( int verbose )
{
int i;
uint8_t blk[MBEDTLS_ARIA_BLOCKSIZE];
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mbedtls_aria_context ctx;
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#if (defined(MBEDTLS_CIPHER_MODE_CFB) || defined(MBEDTLS_CIPHER_MODE_CTR))
size_t j;
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#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
/*
* Test set 1
*/
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for( i = 0; i < 3; i++ )
{
/* test ECB encryption */
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if( verbose )
mbedtls_printf( " ARIA-ECB-%d (enc): ", 128 + 64 * i );
mbedtls_aria_setkey_enc( &ctx, aria_test1_ecb_key, 128 + 64 * i );
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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;
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/* test ECB decryption */
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if( verbose )
mbedtls_printf( " ARIA-ECB-%d (dec): ", 128 + 64 * i );
mbedtls_aria_setkey_dec( &ctx, aria_test1_ecb_key, 128 + 64 * i );
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mbedtls_aria_crypt_ecb( &ctx, aria_test1_ecb_ct[i], blk );
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if( memcmp( blk, aria_test1_ecb_pt, MBEDTLS_ARIA_BLOCKSIZE ) != 0 )
ARIA_SELF_TEST_IF_FAIL;
}
if( verbose )
mbedtls_printf( "\n" );
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/*
* Test set 2
*/
#if defined(MBEDTLS_CIPHER_MODE_CBC)
for( i = 0; i < 3; i++ )
{
/* Test CBC encryption */
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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 );
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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 );
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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" );
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#endif /* MBEDTLS_CIPHER_MODE_CBC */
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#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 );
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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 */
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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 );
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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;
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}
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
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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
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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 */
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return( 0 );
}
#endif /* MBEDTLS_SELF_TEST */
#endif /* MBEDTLS_ARIA_C */