271 lines
12 KiB
C++
271 lines
12 KiB
C++
// aria.cpp - written and placed in the public domain by Jeffrey Walton
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#include "pch.h"
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#include "config.h"
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#if CRYPTOPP_MSC_VERSION
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# pragma warning(disable: 4456)
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# if (CRYPTOPP_MSC_VERSION >= 1400)
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# pragma warning(disable: 6246)
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# endif
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#endif
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#include "aria.h"
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#include "misc.h"
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#include "cpu.h"
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#include <iostream>
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#include "files.h"
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#include "hex.h"
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NAMESPACE_BEGIN(CryptoPP)
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// The ARIA s-boxes
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CRYPTOPP_ALIGN_DATA(16)
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const byte ARIA::Base::S[4][256] = {
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// S-box type 1
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{
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0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
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0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
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0xb7, 0xfd, 0x93, 0x26, 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, 0xeb, 0x27, 0xb2, 0x75,
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0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
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0x53, 0xd1, 0x00, 0xed, 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, 0x50, 0x3c, 0x9f, 0xa8,
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0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
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0xcd, 0x0c, 0x13, 0xec, 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, 0xde, 0x5e, 0x0b, 0xdb,
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0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
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0xe7, 0xc8, 0x37, 0x6d, 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, 0x4b, 0xbd, 0x8b, 0x8a,
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0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
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0xe1, 0xf8, 0x98, 0x11, 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, 0xb0, 0x54, 0xbb, 0x16},
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// S-box type 2
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{
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0xe2, 0x4e, 0x54, 0xfc, 0x94, 0xc2, 0x4a, 0xcc, 0x62, 0x0d, 0x6a, 0x46, 0x3c, 0x4d, 0x8b, 0xd1,
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0x5e, 0xfa, 0x64, 0xcb, 0xb4, 0x97, 0xbe, 0x2b, 0xbc, 0x77, 0x2e, 0x03, 0xd3, 0x19, 0x59, 0xc1,
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0x1d, 0x06, 0x41, 0x6b, 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, 0x0f, 0xee, 0x10, 0xeb,
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0x2d, 0x7f, 0xf4, 0x29, 0xac, 0xcf, 0xad, 0x91, 0x8d, 0x78, 0xc8, 0x95, 0xf9, 0x2f, 0xce, 0xcd,
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0x08, 0x7a, 0x88, 0x38, 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, 0x32, 0xca, 0xe9, 0xb1,
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0xb7, 0xab, 0x0c, 0xd7, 0xc4, 0x56, 0x42, 0x26, 0x07, 0x98, 0x60, 0xd9, 0xb6, 0xb9, 0x11, 0x40,
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0xec, 0x20, 0x8c, 0xbd, 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, 0xe8, 0x25, 0x92, 0xe5,
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0x15, 0xdd, 0xfd, 0x17, 0xa9, 0xbf, 0xd4, 0x9a, 0x7e, 0xc5, 0x39, 0x67, 0xfe, 0x76, 0x9d, 0x43,
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0xa7, 0xe1, 0xd0, 0xf5, 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, 0x16, 0x82, 0x5f, 0xda,
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0xe6, 0x75, 0xa2, 0xef, 0x2c, 0xb2, 0x1c, 0x9f, 0x5d, 0x6f, 0x80, 0x0a, 0x72, 0x44, 0x9b, 0x6c,
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0x90, 0x0b, 0x5b, 0x33, 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, 0xaf, 0xba, 0xb5, 0x81},
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// inverse of S-box type 1
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{
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0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb,
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0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb,
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0x54, 0x7b, 0x94, 0x32, 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, 0x6d, 0x8b, 0xd1, 0x25,
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0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92,
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0x6c, 0x70, 0x48, 0x50, 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, 0xb8, 0xb3, 0x45, 0x06,
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0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b,
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0x3a, 0x91, 0x11, 0x41, 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, 0x1c, 0x75, 0xdf, 0x6e,
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0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b,
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0xfc, 0x56, 0x3e, 0x4b, 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, 0x27, 0x80, 0xec, 0x5f,
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0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef,
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0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
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0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d},
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// inverse of S-box type 2
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{
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0x30, 0x68, 0x99, 0x1b, 0x87, 0xb9, 0x21, 0x78, 0x50, 0x39, 0xdb, 0xe1, 0x72, 0x09, 0x62, 0x3c,
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0x3e, 0x7e, 0x5e, 0x8e, 0xf1, 0xa0, 0xcc, 0xa3, 0x2a, 0x1d, 0xfb, 0xb6, 0xd6, 0x20, 0xc4, 0x8d,
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0x81, 0x65, 0xf5, 0x89, 0xcb, 0x9d, 0x77, 0xc6, 0x57, 0x43, 0x56, 0x17, 0xd4, 0x40, 0x1a, 0x4d,
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0xc0, 0x63, 0x6c, 0xe3, 0xb7, 0xc8, 0x64, 0x6a, 0x53, 0xaa, 0x38, 0x98, 0x0c, 0xf4, 0x9b, 0xed,
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0x7f, 0x22, 0x76, 0xaf, 0xdd, 0x3a, 0x0b, 0x58, 0x67, 0x88, 0x06, 0xc3, 0x35, 0x0d, 0x01, 0x8b,
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0x8c, 0xc2, 0xe6, 0x5f, 0x02, 0x24, 0x75, 0x93, 0x66, 0x1e, 0xe5, 0xe2, 0x54, 0xd8, 0x10, 0xce,
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0x7a, 0xe8, 0x08, 0x2c, 0x12, 0x97, 0x32, 0xab, 0xb4, 0x27, 0x0a, 0x23, 0xdf, 0xef, 0xca, 0xd9,
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0xb8, 0xfa, 0xdc, 0x31, 0x6b, 0xd1, 0xad, 0x19, 0x49, 0xbd, 0x51, 0x96, 0xee, 0xe4, 0xa8, 0x41,
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0xda, 0xff, 0xcd, 0x55, 0x86, 0x36, 0xbe, 0x61, 0x52, 0xf8, 0xbb, 0x0e, 0x82, 0x48, 0x69, 0x9a,
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0xe0, 0x47, 0x9e, 0x5c, 0x04, 0x4b, 0x34, 0x15, 0x79, 0x26, 0xa7, 0xde, 0x29, 0xae, 0x92, 0xd7,
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0x84, 0xe9, 0xd2, 0xba, 0x5d, 0xf3, 0xc5, 0xb0, 0xbf, 0xa4, 0x3b, 0x71, 0x44, 0x46, 0x2b, 0xfc,
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0xeb, 0x6f, 0xd5, 0xf6, 0x14, 0xfe, 0x7c, 0x70, 0x5a, 0x7d, 0xfd, 0x2f, 0x18, 0x83, 0x16, 0xa5,
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0x91, 0x1f, 0x05, 0x95, 0x74, 0xa9, 0xc1, 0x5b, 0x4a, 0x85, 0x6d, 0x13, 0x07, 0x4f, 0x4e, 0x45,
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0xb2, 0x0f, 0xc9, 0x1c, 0xa6, 0xbc, 0xec, 0x73, 0x90, 0x7b, 0xcf, 0x59, 0x8f, 0xa1, 0xf9, 0x2d,
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0xf2, 0xb1, 0x00, 0x94, 0x37, 0x9f, 0xd0, 0x2e, 0x9c, 0x6e, 0x28, 0x3f, 0x80, 0xf0, 0x3d, 0xd3,
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0x25, 0x8a, 0xb5, 0xe7, 0x42, 0xb3, 0xc7, 0xea, 0xf7, 0x4c, 0x11, 0x33, 0x03, 0xa2, 0xac, 0x60}
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};
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// constants used in the round key generation
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CRYPTOPP_ALIGN_DATA(16)
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const byte ARIA::Base::KRK[3][16] = {
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{0x51, 0x7c, 0xc1, 0xb7, 0x27, 0x22, 0x0a, 0x94, 0xfe, 0x13, 0xab, 0xe8, 0xfa, 0x9a, 0x6e, 0xe0},
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{0x6d, 0xb1, 0x4a, 0xcc, 0x9e, 0x21, 0xc8, 0x20, 0xff, 0x28, 0xb1, 0xd5, 0xef, 0x5d, 0xe2, 0xb0},
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{0xdb, 0x92, 0x37, 0x1d, 0x21, 0x26, 0xe9, 0x70, 0x03, 0x24, 0x97, 0x75, 0x04, 0xe8, 0xc9, 0x0e}
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};
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// Diffusion Layer
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inline void DL (const byte *i, byte *o)
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{
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byte T;
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T = i[ 3] ^ i[ 4] ^ i[ 9] ^ i[14];
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o[ 0] = i[ 6] ^ i[ 8] ^ i[13] ^ T;
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o[ 5] = i[ 1] ^ i[10] ^ i[15] ^ T;
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o[11] = i[ 2] ^ i[ 7] ^ i[12] ^ T;
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o[14] = i[ 0] ^ i[ 5] ^ i[11] ^ T;
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T = i[ 2] ^ i[ 5] ^ i[ 8] ^ i[15];
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o[ 1] = i[ 7] ^ i[ 9] ^ i[12] ^ T;
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o[ 4] = i[ 0] ^ i[11] ^ i[14] ^ T;
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o[10] = i[ 3] ^ i[ 6] ^ i[13] ^ T;
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o[15] = i[ 1] ^ i[ 4] ^ i[10] ^ T;
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T = i[ 1] ^ i[ 6] ^ i[11] ^ i[12];
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o[ 2] = i[ 4] ^ i[10] ^ i[15] ^ T;
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o[ 7] = i[ 3] ^ i[ 8] ^ i[13] ^ T;
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o[ 9] = i[ 0] ^ i[ 5] ^ i[14] ^ T;
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o[12] = i[ 2] ^ i[ 7] ^ i[ 9] ^ T;
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T = i[ 0] ^ i[ 7] ^ i[10] ^ i[13];
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o[ 3] = i[ 5] ^ i[11] ^ i[14] ^ T;
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o[ 6] = i[ 2] ^ i[ 9] ^ i[12] ^ T;
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o[ 8] = i[ 1] ^ i[ 4] ^ i[15] ^ T;
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o[13] = i[ 3] ^ i[ 6] ^ i[ 8] ^ T;
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}
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// Right-rotate 128 bit source string s by n bits and XOR it to target string t.
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// Three implementations are provided. First is the CXX implementation. Second is the Intel
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// implementations (one with MOVBE, one without MOVBE). Third is the ARM implementations.
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// The specializations for 0 and non-0 rotate help save about 100 insns per subkey round.
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template <unsigned int N>
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inline void RotateAndXOR(const byte s[16], byte t[16])
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{
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// From the reference implementation
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int i, n, q;
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n = N; q = n/8; n %= 8;
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for (i = 0; i < 16; i++) {
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t[(q+i) % 16] ^= (s[i] >> n);
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if (n != 0) t[(q+i+1) % 16] ^= (s[i] << (8-n));
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}
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}
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template<>
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inline void RotateAndXOR<0>(const byte s[16], byte t[16])
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{
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for (int i=0; i<16; ++i)
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t[i] ^= s[i];
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}
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void ARIA::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs ¶ms)
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{
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CRYPTOPP_ASSERT(key && keylen);
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CRYPTOPP_UNUSED(params);
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// w0 makes room for a 32-byte key. w1, w2 and w3 uses 16-byte blocks
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int i, R = (keylen+32)/4, q = (keylen - 16) / 8;
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byte *w0 = m_w.data(), *w1 = m_w.data()+32, *w2 = m_w.data()+48, *w3 = m_w.data()+64, *t = m_w.data()+80;
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byte* rk = m_rkey.data();
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m_rounds = R;
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memcpy(w0, key, keylen);
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for (i = 0; i < 16; i++)
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t[i] = S[i % 4][KRK[q][i] ^ w0[i]];
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DL (t, w1);
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if (m_rounds == 14)
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for (i = 0; i < 8; i++)
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w1[i] ^= w0[16+i];
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else if (m_rounds==16)
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for (i = 0; i < 16; i++)
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w1[i] ^= w0[16+i];
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q = (q==2) ? 0 : (q+1);
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for (i = 0; i < 16; i++)
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t[i] = S[(2 + i) % 4][KRK[q][i] ^ w1[i]];
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DL (t, w2);
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for (i = 0; i < 16; i++)
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w2[i] ^= w0[i];
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q = (q==2) ? 0 : (q+1);
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for (i = 0; i < 16; i++)
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t[i] = S[i % 4][KRK[q][i] ^ w2[i]];
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DL (t, w3);
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for (i = 0; i < 16; i++)
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w3[i] ^= w1[i];
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for (i = 0; i < 16*(R+1); i++)
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rk[i] = 0;
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RotateAndXOR<0>(w0, rk + 0); RotateAndXOR<19>(w1, rk + 0);
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RotateAndXOR<0>(w1, rk + 16); RotateAndXOR<19>(w2, rk + 16);
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RotateAndXOR<0>(w2, rk + 32); RotateAndXOR<19>(w3, rk + 32);
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RotateAndXOR<0>(w3, rk + 48); RotateAndXOR<19>(w0, rk + 48);
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RotateAndXOR<0>(w0, rk + 64); RotateAndXOR<31>(w1, rk + 64);
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RotateAndXOR<0>(w1, rk + 80); RotateAndXOR<31>(w2, rk + 80);
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RotateAndXOR<0>(w2, rk + 96); RotateAndXOR<31>(w3, rk + 96);
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RotateAndXOR<0>(w3, rk + 112); RotateAndXOR<31>(w0, rk + 112);
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RotateAndXOR<0>(w0, rk + 128); RotateAndXOR<67>(w1, rk + 128);
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RotateAndXOR<0>(w1, rk + 144); RotateAndXOR<67>(w2, rk + 144);
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RotateAndXOR<0>(w2, rk + 160); RotateAndXOR<67>(w3, rk + 160);
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RotateAndXOR<0>(w3, rk + 176); RotateAndXOR<67>(w0, rk + 176);
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RotateAndXOR<0>(w0, rk + 192); RotateAndXOR<97>(w1, rk + 192);
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if (m_rounds > 12) {
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RotateAndXOR<0>(w1, rk + 208); RotateAndXOR<97>(w2, rk + 208);
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RotateAndXOR<0>(w2, rk + 224); RotateAndXOR<97>(w3, rk + 224);
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}
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if (m_rounds > 14) {
|
|
RotateAndXOR<0>(w3, rk + 240); RotateAndXOR< 97>(w0, rk + 240);
|
|
RotateAndXOR<0>(w0, rk + 256); RotateAndXOR<109>(w1, rk + 256);
|
|
}
|
|
|
|
if (!IsForwardTransformation())
|
|
{
|
|
int i, j;
|
|
for (j = 0; j < 16; j++)
|
|
{
|
|
t[j] = rk[j];
|
|
rk[j] = rk[16*R + j];
|
|
rk[16*R + j] = t[j];
|
|
}
|
|
for (i = 1; i <= R/2; i++)
|
|
{
|
|
DL (rk + i*16, t);
|
|
DL (rk + (R-i)*16, rk + i*16);
|
|
for (j = 0; j < 16; j++)
|
|
rk[(R-i)*16 + j] = t[j];
|
|
}
|
|
}
|
|
}
|
|
|
|
void ARIA::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
|
|
{
|
|
// t is a workspace; cast away const for this method
|
|
byte* t = const_cast<byte*>(m_w.data()+80);
|
|
int i, j, R = m_rounds;
|
|
|
|
const byte *p = inBlock;
|
|
const byte *e = m_rkey.data();
|
|
byte *c = outBlock;
|
|
|
|
for (j = 0; j < 16; j++) c[j] = p[j];
|
|
for (i = 0; i < R/2; i++)
|
|
{
|
|
for (j = 0; j < 16; j++) t[j] = S[ j % 4][e[j] ^ c[j]];
|
|
DL(t, c); e += 16;
|
|
for (j = 0; j < 16; j++) t[j] = S[(2 + j) % 4][e[j] ^ c[j]];
|
|
DL(t, c); e += 16;
|
|
}
|
|
DL(c, t);
|
|
for (j = 0; j < 16; j++) c[j] = e[j] ^ t[j];
|
|
|
|
if (xorBlock)
|
|
for (i = 0; i < 16; ++i)
|
|
outBlock[i] ^= xorBlock[i];
|
|
}
|
|
|
|
NAMESPACE_END
|