Delete aes.min.js
This commit is contained in:
GitHub
Vendored
-790
@@ -1,790 +0,0 @@
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/*
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* aes.js: implements AES - Advanced Encryption Standard
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* from the SlowAES project, http://code.google.com/p/slowaes/
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*
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* Copyright (c) 2008 Josh Davis ( http://www.josh-davis.org ),
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* Mark Percival ( http://mpercival.com ),
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*
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* Ported from C code written by Laurent Haan ( http://www.progressive-coding.com )
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*
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* Licensed under the Apache License, Version 2.0
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* http://www.apache.org/licenses/
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*/
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var slowAES = {
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/*
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* START AES SECTION
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*/
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aes:{
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// structure of valid key sizes
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keySize:{
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SIZE_128:16,
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SIZE_192:24,
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SIZE_256:32
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},
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// Rijndael S-box
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sbox:[
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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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// Rijndael Inverted S-box
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rsbox:
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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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/* rotate the word eight bits to the left */
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rotate:function(word)
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{
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var c = word[0];
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for (var i = 0; i < 3; i++)
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word[i] = word[i+1];
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word[3] = c;
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return word;
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},
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// Rijndael Rcon
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Rcon:[
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0x8d, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8,
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0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3,
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0x7d, 0xfa, 0xef, 0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f,
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0x25, 0x4a, 0x94, 0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d,
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0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab,
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0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d,
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0xfa, 0xef, 0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25,
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0x4a, 0x94, 0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d, 0x01,
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0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d,
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0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa,
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0xef, 0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25, 0x4a,
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0x94, 0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d, 0x01, 0x02,
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0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a,
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0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef,
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0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25, 0x4a, 0x94,
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0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d, 0x01, 0x02, 0x04,
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0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f,
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0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, 0xc5,
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0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25, 0x4a, 0x94, 0x33,
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0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb ],
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G2X: [
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0x00, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 0x12, 0x14, 0x16,
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0x18, 0x1a, 0x1c, 0x1e, 0x20, 0x22, 0x24, 0x26, 0x28, 0x2a, 0x2c, 0x2e,
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0x30, 0x32, 0x34, 0x36, 0x38, 0x3a, 0x3c, 0x3e, 0x40, 0x42, 0x44, 0x46,
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0x48, 0x4a, 0x4c, 0x4e, 0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e,
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0x60, 0x62, 0x64, 0x66, 0x68, 0x6a, 0x6c, 0x6e, 0x70, 0x72, 0x74, 0x76,
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0x78, 0x7a, 0x7c, 0x7e, 0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c, 0x8e,
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0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9c, 0x9e, 0xa0, 0xa2, 0xa4, 0xa6,
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0xa8, 0xaa, 0xac, 0xae, 0xb0, 0xb2, 0xb4, 0xb6, 0xb8, 0xba, 0xbc, 0xbe,
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0xc0, 0xc2, 0xc4, 0xc6, 0xc8, 0xca, 0xcc, 0xce, 0xd0, 0xd2, 0xd4, 0xd6,
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0xd8, 0xda, 0xdc, 0xde, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 0xee,
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0xf0, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0xfe, 0x1b, 0x19, 0x1f, 0x1d,
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0x13, 0x11, 0x17, 0x15, 0x0b, 0x09, 0x0f, 0x0d, 0x03, 0x01, 0x07, 0x05,
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0x3b, 0x39, 0x3f, 0x3d, 0x33, 0x31, 0x37, 0x35, 0x2b, 0x29, 0x2f, 0x2d,
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0x23, 0x21, 0x27, 0x25, 0x5b, 0x59, 0x5f, 0x5d, 0x53, 0x51, 0x57, 0x55,
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0x4b, 0x49, 0x4f, 0x4d, 0x43, 0x41, 0x47, 0x45, 0x7b, 0x79, 0x7f, 0x7d,
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0x73, 0x71, 0x77, 0x75, 0x6b, 0x69, 0x6f, 0x6d, 0x63, 0x61, 0x67, 0x65,
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0x9b, 0x99, 0x9f, 0x9d, 0x93, 0x91, 0x97, 0x95, 0x8b, 0x89, 0x8f, 0x8d,
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0x83, 0x81, 0x87, 0x85, 0xbb, 0xb9, 0xbf, 0xbd, 0xb3, 0xb1, 0xb7, 0xb5,
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0xab, 0xa9, 0xaf, 0xad, 0xa3, 0xa1, 0xa7, 0xa5, 0xdb, 0xd9, 0xdf, 0xdd,
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0xd3, 0xd1, 0xd7, 0xd5, 0xcb, 0xc9, 0xcf, 0xcd, 0xc3, 0xc1, 0xc7, 0xc5,
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0xfb, 0xf9, 0xff, 0xfd, 0xf3, 0xf1, 0xf7, 0xf5, 0xeb, 0xe9, 0xef, 0xed,
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0xe3, 0xe1, 0xe7, 0xe5
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],
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G3X: [
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0x00, 0x03, 0x06, 0x05, 0x0c, 0x0f, 0x0a, 0x09, 0x18, 0x1b, 0x1e, 0x1d,
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0x14, 0x17, 0x12, 0x11, 0x30, 0x33, 0x36, 0x35, 0x3c, 0x3f, 0x3a, 0x39,
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0x28, 0x2b, 0x2e, 0x2d, 0x24, 0x27, 0x22, 0x21, 0x60, 0x63, 0x66, 0x65,
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0x6c, 0x6f, 0x6a, 0x69, 0x78, 0x7b, 0x7e, 0x7d, 0x74, 0x77, 0x72, 0x71,
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0x50, 0x53, 0x56, 0x55, 0x5c, 0x5f, 0x5a, 0x59, 0x48, 0x4b, 0x4e, 0x4d,
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0x44, 0x47, 0x42, 0x41, 0xc0, 0xc3, 0xc6, 0xc5, 0xcc, 0xcf, 0xca, 0xc9,
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0xd8, 0xdb, 0xde, 0xdd, 0xd4, 0xd7, 0xd2, 0xd1, 0xf0, 0xf3, 0xf6, 0xf5,
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0xfc, 0xff, 0xfa, 0xf9, 0xe8, 0xeb, 0xee, 0xed, 0xe4, 0xe7, 0xe2, 0xe1,
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0xa0, 0xa3, 0xa6, 0xa5, 0xac, 0xaf, 0xaa, 0xa9, 0xb8, 0xbb, 0xbe, 0xbd,
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0xb4, 0xb7, 0xb2, 0xb1, 0x90, 0x93, 0x96, 0x95, 0x9c, 0x9f, 0x9a, 0x99,
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0x88, 0x8b, 0x8e, 0x8d, 0x84, 0x87, 0x82, 0x81, 0x9b, 0x98, 0x9d, 0x9e,
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0x97, 0x94, 0x91, 0x92, 0x83, 0x80, 0x85, 0x86, 0x8f, 0x8c, 0x89, 0x8a,
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0xab, 0xa8, 0xad, 0xae, 0xa7, 0xa4, 0xa1, 0xa2, 0xb3, 0xb0, 0xb5, 0xb6,
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0xbf, 0xbc, 0xb9, 0xba, 0xfb, 0xf8, 0xfd, 0xfe, 0xf7, 0xf4, 0xf1, 0xf2,
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0xe3, 0xe0, 0xe5, 0xe6, 0xef, 0xec, 0xe9, 0xea, 0xcb, 0xc8, 0xcd, 0xce,
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0xc7, 0xc4, 0xc1, 0xc2, 0xd3, 0xd0, 0xd5, 0xd6, 0xdf, 0xdc, 0xd9, 0xda,
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0x5b, 0x58, 0x5d, 0x5e, 0x57, 0x54, 0x51, 0x52, 0x43, 0x40, 0x45, 0x46,
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0x4f, 0x4c, 0x49, 0x4a, 0x6b, 0x68, 0x6d, 0x6e, 0x67, 0x64, 0x61, 0x62,
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0x73, 0x70, 0x75, 0x76, 0x7f, 0x7c, 0x79, 0x7a, 0x3b, 0x38, 0x3d, 0x3e,
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0x37, 0x34, 0x31, 0x32, 0x23, 0x20, 0x25, 0x26, 0x2f, 0x2c, 0x29, 0x2a,
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0x0b, 0x08, 0x0d, 0x0e, 0x07, 0x04, 0x01, 0x02, 0x13, 0x10, 0x15, 0x16,
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0x1f, 0x1c, 0x19, 0x1a
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],
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G9X: [
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0x00, 0x09, 0x12, 0x1b, 0x24, 0x2d, 0x36, 0x3f, 0x48, 0x41, 0x5a, 0x53,
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0x6c, 0x65, 0x7e, 0x77, 0x90, 0x99, 0x82, 0x8b, 0xb4, 0xbd, 0xa6, 0xaf,
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0xd8, 0xd1, 0xca, 0xc3, 0xfc, 0xf5, 0xee, 0xe7, 0x3b, 0x32, 0x29, 0x20,
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0x1f, 0x16, 0x0d, 0x04, 0x73, 0x7a, 0x61, 0x68, 0x57, 0x5e, 0x45, 0x4c,
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0xab, 0xa2, 0xb9, 0xb0, 0x8f, 0x86, 0x9d, 0x94, 0xe3, 0xea, 0xf1, 0xf8,
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0xc7, 0xce, 0xd5, 0xdc, 0x76, 0x7f, 0x64, 0x6d, 0x52, 0x5b, 0x40, 0x49,
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0x3e, 0x37, 0x2c, 0x25, 0x1a, 0x13, 0x08, 0x01, 0xe6, 0xef, 0xf4, 0xfd,
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0xc2, 0xcb, 0xd0, 0xd9, 0xae, 0xa7, 0xbc, 0xb5, 0x8a, 0x83, 0x98, 0x91,
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|
||||||
0x4d, 0x44, 0x5f, 0x56, 0x69, 0x60, 0x7b, 0x72, 0x05, 0x0c, 0x17, 0x1e,
|
|
||||||
0x21, 0x28, 0x33, 0x3a, 0xdd, 0xd4, 0xcf, 0xc6, 0xf9, 0xf0, 0xeb, 0xe2,
|
|
||||||
0x95, 0x9c, 0x87, 0x8e, 0xb1, 0xb8, 0xa3, 0xaa, 0xec, 0xe5, 0xfe, 0xf7,
|
|
||||||
0xc8, 0xc1, 0xda, 0xd3, 0xa4, 0xad, 0xb6, 0xbf, 0x80, 0x89, 0x92, 0x9b,
|
|
||||||
0x7c, 0x75, 0x6e, 0x67, 0x58, 0x51, 0x4a, 0x43, 0x34, 0x3d, 0x26, 0x2f,
|
|
||||||
0x10, 0x19, 0x02, 0x0b, 0xd7, 0xde, 0xc5, 0xcc, 0xf3, 0xfa, 0xe1, 0xe8,
|
|
||||||
0x9f, 0x96, 0x8d, 0x84, 0xbb, 0xb2, 0xa9, 0xa0, 0x47, 0x4e, 0x55, 0x5c,
|
|
||||||
0x63, 0x6a, 0x71, 0x78, 0x0f, 0x06, 0x1d, 0x14, 0x2b, 0x22, 0x39, 0x30,
|
|
||||||
0x9a, 0x93, 0x88, 0x81, 0xbe, 0xb7, 0xac, 0xa5, 0xd2, 0xdb, 0xc0, 0xc9,
|
|
||||||
0xf6, 0xff, 0xe4, 0xed, 0x0a, 0x03, 0x18, 0x11, 0x2e, 0x27, 0x3c, 0x35,
|
|
||||||
0x42, 0x4b, 0x50, 0x59, 0x66, 0x6f, 0x74, 0x7d, 0xa1, 0xa8, 0xb3, 0xba,
|
|
||||||
0x85, 0x8c, 0x97, 0x9e, 0xe9, 0xe0, 0xfb, 0xf2, 0xcd, 0xc4, 0xdf, 0xd6,
|
|
||||||
0x31, 0x38, 0x23, 0x2a, 0x15, 0x1c, 0x07, 0x0e, 0x79, 0x70, 0x6b, 0x62,
|
|
||||||
0x5d, 0x54, 0x4f, 0x46
|
|
||||||
],
|
|
||||||
|
|
||||||
GBX: [
|
|
||||||
0x00, 0x0b, 0x16, 0x1d, 0x2c, 0x27, 0x3a, 0x31, 0x58, 0x53, 0x4e, 0x45,
|
|
||||||
0x74, 0x7f, 0x62, 0x69, 0xb0, 0xbb, 0xa6, 0xad, 0x9c, 0x97, 0x8a, 0x81,
|
|
||||||
0xe8, 0xe3, 0xfe, 0xf5, 0xc4, 0xcf, 0xd2, 0xd9, 0x7b, 0x70, 0x6d, 0x66,
|
|
||||||
0x57, 0x5c, 0x41, 0x4a, 0x23, 0x28, 0x35, 0x3e, 0x0f, 0x04, 0x19, 0x12,
|
|
||||||
0xcb, 0xc0, 0xdd, 0xd6, 0xe7, 0xec, 0xf1, 0xfa, 0x93, 0x98, 0x85, 0x8e,
|
|
||||||
0xbf, 0xb4, 0xa9, 0xa2, 0xf6, 0xfd, 0xe0, 0xeb, 0xda, 0xd1, 0xcc, 0xc7,
|
|
||||||
0xae, 0xa5, 0xb8, 0xb3, 0x82, 0x89, 0x94, 0x9f, 0x46, 0x4d, 0x50, 0x5b,
|
|
||||||
0x6a, 0x61, 0x7c, 0x77, 0x1e, 0x15, 0x08, 0x03, 0x32, 0x39, 0x24, 0x2f,
|
|
||||||
0x8d, 0x86, 0x9b, 0x90, 0xa1, 0xaa, 0xb7, 0xbc, 0xd5, 0xde, 0xc3, 0xc8,
|
|
||||||
0xf9, 0xf2, 0xef, 0xe4, 0x3d, 0x36, 0x2b, 0x20, 0x11, 0x1a, 0x07, 0x0c,
|
|
||||||
0x65, 0x6e, 0x73, 0x78, 0x49, 0x42, 0x5f, 0x54, 0xf7, 0xfc, 0xe1, 0xea,
|
|
||||||
0xdb, 0xd0, 0xcd, 0xc6, 0xaf, 0xa4, 0xb9, 0xb2, 0x83, 0x88, 0x95, 0x9e,
|
|
||||||
0x47, 0x4c, 0x51, 0x5a, 0x6b, 0x60, 0x7d, 0x76, 0x1f, 0x14, 0x09, 0x02,
|
|
||||||
0x33, 0x38, 0x25, 0x2e, 0x8c, 0x87, 0x9a, 0x91, 0xa0, 0xab, 0xb6, 0xbd,
|
|
||||||
0xd4, 0xdf, 0xc2, 0xc9, 0xf8, 0xf3, 0xee, 0xe5, 0x3c, 0x37, 0x2a, 0x21,
|
|
||||||
0x10, 0x1b, 0x06, 0x0d, 0x64, 0x6f, 0x72, 0x79, 0x48, 0x43, 0x5e, 0x55,
|
|
||||||
0x01, 0x0a, 0x17, 0x1c, 0x2d, 0x26, 0x3b, 0x30, 0x59, 0x52, 0x4f, 0x44,
|
|
||||||
0x75, 0x7e, 0x63, 0x68, 0xb1, 0xba, 0xa7, 0xac, 0x9d, 0x96, 0x8b, 0x80,
|
|
||||||
0xe9, 0xe2, 0xff, 0xf4, 0xc5, 0xce, 0xd3, 0xd8, 0x7a, 0x71, 0x6c, 0x67,
|
|
||||||
0x56, 0x5d, 0x40, 0x4b, 0x22, 0x29, 0x34, 0x3f, 0x0e, 0x05, 0x18, 0x13,
|
|
||||||
0xca, 0xc1, 0xdc, 0xd7, 0xe6, 0xed, 0xf0, 0xfb, 0x92, 0x99, 0x84, 0x8f,
|
|
||||||
0xbe, 0xb5, 0xa8, 0xa3
|
|
||||||
],
|
|
||||||
|
|
||||||
GDX: [
|
|
||||||
0x00, 0x0d, 0x1a, 0x17, 0x34, 0x39, 0x2e, 0x23, 0x68, 0x65, 0x72, 0x7f,
|
|
||||||
0x5c, 0x51, 0x46, 0x4b, 0xd0, 0xdd, 0xca, 0xc7, 0xe4, 0xe9, 0xfe, 0xf3,
|
|
||||||
0xb8, 0xb5, 0xa2, 0xaf, 0x8c, 0x81, 0x96, 0x9b, 0xbb, 0xb6, 0xa1, 0xac,
|
|
||||||
0x8f, 0x82, 0x95, 0x98, 0xd3, 0xde, 0xc9, 0xc4, 0xe7, 0xea, 0xfd, 0xf0,
|
|
||||||
0x6b, 0x66, 0x71, 0x7c, 0x5f, 0x52, 0x45, 0x48, 0x03, 0x0e, 0x19, 0x14,
|
|
||||||
0x37, 0x3a, 0x2d, 0x20, 0x6d, 0x60, 0x77, 0x7a, 0x59, 0x54, 0x43, 0x4e,
|
|
||||||
0x05, 0x08, 0x1f, 0x12, 0x31, 0x3c, 0x2b, 0x26, 0xbd, 0xb0, 0xa7, 0xaa,
|
|
||||||
0x89, 0x84, 0x93, 0x9e, 0xd5, 0xd8, 0xcf, 0xc2, 0xe1, 0xec, 0xfb, 0xf6,
|
|
||||||
0xd6, 0xdb, 0xcc, 0xc1, 0xe2, 0xef, 0xf8, 0xf5, 0xbe, 0xb3, 0xa4, 0xa9,
|
|
||||||
0x8a, 0x87, 0x90, 0x9d, 0x06, 0x0b, 0x1c, 0x11, 0x32, 0x3f, 0x28, 0x25,
|
|
||||||
0x6e, 0x63, 0x74, 0x79, 0x5a, 0x57, 0x40, 0x4d, 0xda, 0xd7, 0xc0, 0xcd,
|
|
||||||
0xee, 0xe3, 0xf4, 0xf9, 0xb2, 0xbf, 0xa8, 0xa5, 0x86, 0x8b, 0x9c, 0x91,
|
|
||||||
0x0a, 0x07, 0x10, 0x1d, 0x3e, 0x33, 0x24, 0x29, 0x62, 0x6f, 0x78, 0x75,
|
|
||||||
0x56, 0x5b, 0x4c, 0x41, 0x61, 0x6c, 0x7b, 0x76, 0x55, 0x58, 0x4f, 0x42,
|
|
||||||
0x09, 0x04, 0x13, 0x1e, 0x3d, 0x30, 0x27, 0x2a, 0xb1, 0xbc, 0xab, 0xa6,
|
|
||||||
0x85, 0x88, 0x9f, 0x92, 0xd9, 0xd4, 0xc3, 0xce, 0xed, 0xe0, 0xf7, 0xfa,
|
|
||||||
0xb7, 0xba, 0xad, 0xa0, 0x83, 0x8e, 0x99, 0x94, 0xdf, 0xd2, 0xc5, 0xc8,
|
|
||||||
0xeb, 0xe6, 0xf1, 0xfc, 0x67, 0x6a, 0x7d, 0x70, 0x53, 0x5e, 0x49, 0x44,
|
|
||||||
0x0f, 0x02, 0x15, 0x18, 0x3b, 0x36, 0x21, 0x2c, 0x0c, 0x01, 0x16, 0x1b,
|
|
||||||
0x38, 0x35, 0x22, 0x2f, 0x64, 0x69, 0x7e, 0x73, 0x50, 0x5d, 0x4a, 0x47,
|
|
||||||
0xdc, 0xd1, 0xc6, 0xcb, 0xe8, 0xe5, 0xf2, 0xff, 0xb4, 0xb9, 0xae, 0xa3,
|
|
||||||
0x80, 0x8d, 0x9a, 0x97
|
|
||||||
],
|
|
||||||
|
|
||||||
GEX: [
|
|
||||||
0x00, 0x0e, 0x1c, 0x12, 0x38, 0x36, 0x24, 0x2a, 0x70, 0x7e, 0x6c, 0x62,
|
|
||||||
0x48, 0x46, 0x54, 0x5a, 0xe0, 0xee, 0xfc, 0xf2, 0xd8, 0xd6, 0xc4, 0xca,
|
|
||||||
0x90, 0x9e, 0x8c, 0x82, 0xa8, 0xa6, 0xb4, 0xba, 0xdb, 0xd5, 0xc7, 0xc9,
|
|
||||||
0xe3, 0xed, 0xff, 0xf1, 0xab, 0xa5, 0xb7, 0xb9, 0x93, 0x9d, 0x8f, 0x81,
|
|
||||||
0x3b, 0x35, 0x27, 0x29, 0x03, 0x0d, 0x1f, 0x11, 0x4b, 0x45, 0x57, 0x59,
|
|
||||||
0x73, 0x7d, 0x6f, 0x61, 0xad, 0xa3, 0xb1, 0xbf, 0x95, 0x9b, 0x89, 0x87,
|
|
||||||
0xdd, 0xd3, 0xc1, 0xcf, 0xe5, 0xeb, 0xf9, 0xf7, 0x4d, 0x43, 0x51, 0x5f,
|
|
||||||
0x75, 0x7b, 0x69, 0x67, 0x3d, 0x33, 0x21, 0x2f, 0x05, 0x0b, 0x19, 0x17,
|
|
||||||
0x76, 0x78, 0x6a, 0x64, 0x4e, 0x40, 0x52, 0x5c, 0x06, 0x08, 0x1a, 0x14,
|
|
||||||
0x3e, 0x30, 0x22, 0x2c, 0x96, 0x98, 0x8a, 0x84, 0xae, 0xa0, 0xb2, 0xbc,
|
|
||||||
0xe6, 0xe8, 0xfa, 0xf4, 0xde, 0xd0, 0xc2, 0xcc, 0x41, 0x4f, 0x5d, 0x53,
|
|
||||||
0x79, 0x77, 0x65, 0x6b, 0x31, 0x3f, 0x2d, 0x23, 0x09, 0x07, 0x15, 0x1b,
|
|
||||||
0xa1, 0xaf, 0xbd, 0xb3, 0x99, 0x97, 0x85, 0x8b, 0xd1, 0xdf, 0xcd, 0xc3,
|
|
||||||
0xe9, 0xe7, 0xf5, 0xfb, 0x9a, 0x94, 0x86, 0x88, 0xa2, 0xac, 0xbe, 0xb0,
|
|
||||||
0xea, 0xe4, 0xf6, 0xf8, 0xd2, 0xdc, 0xce, 0xc0, 0x7a, 0x74, 0x66, 0x68,
|
|
||||||
0x42, 0x4c, 0x5e, 0x50, 0x0a, 0x04, 0x16, 0x18, 0x32, 0x3c, 0x2e, 0x20,
|
|
||||||
0xec, 0xe2, 0xf0, 0xfe, 0xd4, 0xda, 0xc8, 0xc6, 0x9c, 0x92, 0x80, 0x8e,
|
|
||||||
0xa4, 0xaa, 0xb8, 0xb6, 0x0c, 0x02, 0x10, 0x1e, 0x34, 0x3a, 0x28, 0x26,
|
|
||||||
0x7c, 0x72, 0x60, 0x6e, 0x44, 0x4a, 0x58, 0x56, 0x37, 0x39, 0x2b, 0x25,
|
|
||||||
0x0f, 0x01, 0x13, 0x1d, 0x47, 0x49, 0x5b, 0x55, 0x7f, 0x71, 0x63, 0x6d,
|
|
||||||
0xd7, 0xd9, 0xcb, 0xc5, 0xef, 0xe1, 0xf3, 0xfd, 0xa7, 0xa9, 0xbb, 0xb5,
|
|
||||||
0x9f, 0x91, 0x83, 0x8d
|
|
||||||
],
|
|
||||||
|
|
||||||
// Key Schedule Core
|
|
||||||
core:function(word,iteration)
|
|
||||||
{
|
|
||||||
/* rotate the 32-bit word 8 bits to the left */
|
|
||||||
word = this.rotate(word);
|
|
||||||
/* apply S-Box substitution on all 4 parts of the 32-bit word */
|
|
||||||
for (var i = 0; i < 4; ++i)
|
|
||||||
word[i] = this.sbox[word[i]];
|
|
||||||
/* XOR the output of the rcon operation with i to the first part (leftmost) only */
|
|
||||||
word[0] = word[0]^this.Rcon[iteration];
|
|
||||||
return word;
|
|
||||||
},
|
|
||||||
|
|
||||||
/* Rijndael's key expansion
|
|
||||||
* expands an 128,192,256 key into an 176,208,240 bytes key
|
|
||||||
*
|
|
||||||
* expandedKey is a pointer to an char array of large enough size
|
|
||||||
* key is a pointer to a non-expanded key
|
|
||||||
*/
|
|
||||||
expandKey:function(key,size)
|
|
||||||
{
|
|
||||||
var expandedKeySize = (16*(this.numberOfRounds(size)+1));
|
|
||||||
|
|
||||||
/* current expanded keySize, in bytes */
|
|
||||||
var currentSize = 0;
|
|
||||||
var rconIteration = 1;
|
|
||||||
var t = []; // temporary 4-byte variable
|
|
||||||
|
|
||||||
var expandedKey = [];
|
|
||||||
for(var i = 0;i < expandedKeySize;i++)
|
|
||||||
expandedKey[i] = 0;
|
|
||||||
|
|
||||||
/* set the 16,24,32 bytes of the expanded key to the input key */
|
|
||||||
for (var j = 0; j < size; j++)
|
|
||||||
expandedKey[j] = key[j];
|
|
||||||
currentSize += size;
|
|
||||||
|
|
||||||
while (currentSize < expandedKeySize)
|
|
||||||
{
|
|
||||||
/* assign the previous 4 bytes to the temporary value t */
|
|
||||||
for (var k = 0; k < 4; k++)
|
|
||||||
t[k] = expandedKey[(currentSize - 4) + k];
|
|
||||||
|
|
||||||
/* every 16,24,32 bytes we apply the core schedule to t
|
|
||||||
* and increment rconIteration afterwards
|
|
||||||
*/
|
|
||||||
if(currentSize % size == 0)
|
|
||||||
t = this.core(t, rconIteration++);
|
|
||||||
|
|
||||||
/* For 256-bit keys, we add an extra sbox to the calculation */
|
|
||||||
if(size == this.keySize.SIZE_256 && ((currentSize % size) == 16))
|
|
||||||
for(var l = 0; l < 4; l++)
|
|
||||||
t[l] = this.sbox[t[l]];
|
|
||||||
|
|
||||||
/* We XOR t with the four-byte block 16,24,32 bytes before the new expanded key.
|
|
||||||
* This becomes the next four bytes in the expanded key.
|
|
||||||
*/
|
|
||||||
for(var m = 0; m < 4; m++) {
|
|
||||||
expandedKey[currentSize] = expandedKey[currentSize - size] ^ t[m];
|
|
||||||
currentSize++;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return expandedKey;
|
|
||||||
},
|
|
||||||
|
|
||||||
// Adds (XORs) the round key to the state
|
|
||||||
addRoundKey:function(state,roundKey)
|
|
||||||
{
|
|
||||||
for (var i = 0; i < 16; i++)
|
|
||||||
state[i] ^= roundKey[i];
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
// Creates a round key from the given expanded key and the
|
|
||||||
// position within the expanded key.
|
|
||||||
createRoundKey:function(expandedKey,roundKeyPointer)
|
|
||||||
{
|
|
||||||
var roundKey = [];
|
|
||||||
for (var i = 0; i < 4; i++)
|
|
||||||
for (var j = 0; j < 4; j++)
|
|
||||||
roundKey[j*4+i] = expandedKey[roundKeyPointer + i*4 + j];
|
|
||||||
return roundKey;
|
|
||||||
},
|
|
||||||
|
|
||||||
/* substitute all the values from the state with the value in the SBox
|
|
||||||
* using the state value as index for the SBox
|
|
||||||
*/
|
|
||||||
subBytes:function(state,isInv)
|
|
||||||
{
|
|
||||||
for (var i = 0; i < 16; i++)
|
|
||||||
state[i] = isInv?this.rsbox[state[i]]:this.sbox[state[i]];
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
/* iterate over the 4 rows and call shiftRow() with that row */
|
|
||||||
shiftRows:function(state,isInv)
|
|
||||||
{
|
|
||||||
for (var i = 0; i < 4; i++)
|
|
||||||
state = this.shiftRow(state,i*4, i,isInv);
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
/* each iteration shifts the row to the left by 1 */
|
|
||||||
shiftRow:function(state,statePointer,nbr,isInv)
|
|
||||||
{
|
|
||||||
for (var i = 0; i < nbr; i++)
|
|
||||||
{
|
|
||||||
if(isInv)
|
|
||||||
{
|
|
||||||
var tmp = state[statePointer + 3];
|
|
||||||
for (var j = 3; j > 0; j--)
|
|
||||||
state[statePointer + j] = state[statePointer + j-1];
|
|
||||||
state[statePointer] = tmp;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
var tmp = state[statePointer];
|
|
||||||
for (var j = 0; j < 3; j++)
|
|
||||||
state[statePointer + j] = state[statePointer + j+1];
|
|
||||||
state[statePointer + 3] = tmp;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
// galois multiplication of 8 bit characters a and b
|
|
||||||
galois_multiplication:function(a,b)
|
|
||||||
{
|
|
||||||
var p = 0;
|
|
||||||
for(var counter = 0; counter < 8; counter++)
|
|
||||||
{
|
|
||||||
if((b & 1) == 1)
|
|
||||||
p ^= a;
|
|
||||||
if(p > 0x100) p ^= 0x100;
|
|
||||||
var hi_bit_set = (a & 0x80); //keep p 8 bit
|
|
||||||
a <<= 1;
|
|
||||||
if(a > 0x100) a ^= 0x100; //keep a 8 bit
|
|
||||||
if(hi_bit_set == 0x80)
|
|
||||||
a ^= 0x1b;
|
|
||||||
if(a > 0x100) a ^= 0x100; //keep a 8 bit
|
|
||||||
b >>= 1;
|
|
||||||
if(b > 0x100) b ^= 0x100; //keep b 8 bit
|
|
||||||
}
|
|
||||||
return p;
|
|
||||||
},
|
|
||||||
|
|
||||||
// galois multipication of the 4x4 matrix
|
|
||||||
mixColumns:function(state,isInv)
|
|
||||||
{
|
|
||||||
var column = [];
|
|
||||||
/* iterate over the 4 columns */
|
|
||||||
for (var i = 0; i < 4; i++)
|
|
||||||
{
|
|
||||||
/* construct one column by iterating over the 4 rows */
|
|
||||||
for (var j = 0; j < 4; j++)
|
|
||||||
column[j] = state[(j*4)+i];
|
|
||||||
/* apply the mixColumn on one column */
|
|
||||||
column = this.mixColumn(column,isInv);
|
|
||||||
/* put the values back into the state */
|
|
||||||
for (var k = 0; k < 4; k++)
|
|
||||||
state[(k*4)+i] = column[k];
|
|
||||||
}
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
// galois multipication of 1 column of the 4x4 matrix
|
|
||||||
mixColumn:function(column,isInv)
|
|
||||||
{
|
|
||||||
var mult = [];
|
|
||||||
if(isInv)
|
|
||||||
mult = [14,9,13,11];
|
|
||||||
else
|
|
||||||
mult = [2,1,1,3];
|
|
||||||
var cpy = [];
|
|
||||||
for(var i = 0; i < 4; i++)
|
|
||||||
cpy[i] = column[i];
|
|
||||||
|
|
||||||
column[0] = this.galois_multiplication(cpy[0],mult[0]) ^
|
|
||||||
this.galois_multiplication(cpy[3],mult[1]) ^
|
|
||||||
this.galois_multiplication(cpy[2],mult[2]) ^
|
|
||||||
this.galois_multiplication(cpy[1],mult[3]);
|
|
||||||
column[1] = this.galois_multiplication(cpy[1],mult[0]) ^
|
|
||||||
this.galois_multiplication(cpy[0],mult[1]) ^
|
|
||||||
this.galois_multiplication(cpy[3],mult[2]) ^
|
|
||||||
this.galois_multiplication(cpy[2],mult[3]);
|
|
||||||
column[2] = this.galois_multiplication(cpy[2],mult[0]) ^
|
|
||||||
this.galois_multiplication(cpy[1],mult[1]) ^
|
|
||||||
this.galois_multiplication(cpy[0],mult[2]) ^
|
|
||||||
this.galois_multiplication(cpy[3],mult[3]);
|
|
||||||
column[3] = this.galois_multiplication(cpy[3],mult[0]) ^
|
|
||||||
this.galois_multiplication(cpy[2],mult[1]) ^
|
|
||||||
this.galois_multiplication(cpy[1],mult[2]) ^
|
|
||||||
this.galois_multiplication(cpy[0],mult[3]);
|
|
||||||
return column;
|
|
||||||
},
|
|
||||||
|
|
||||||
// applies the 4 operations of the forward round in sequence
|
|
||||||
round:function(state, roundKey)
|
|
||||||
{
|
|
||||||
state = this.subBytes(state,false);
|
|
||||||
state = this.shiftRows(state,false);
|
|
||||||
state = this.mixColumns(state,false);
|
|
||||||
state = this.addRoundKey(state, roundKey);
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
// applies the 4 operations of the inverse round in sequence
|
|
||||||
invRound:function(state,roundKey)
|
|
||||||
{
|
|
||||||
state = this.shiftRows(state,true);
|
|
||||||
state = this.subBytes(state,true);
|
|
||||||
state = this.addRoundKey(state, roundKey);
|
|
||||||
state = this.mixColumns(state,true);
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Perform the initial operations, the standard round, and the final operations
|
|
||||||
* of the forward aes, creating a round key for each round
|
|
||||||
*/
|
|
||||||
main:function(state,expandedKey,nbrRounds)
|
|
||||||
{
|
|
||||||
state = this.addRoundKey(state, this.createRoundKey(expandedKey,0));
|
|
||||||
for (var i = 1; i < nbrRounds; i++)
|
|
||||||
state = this.round(state, this.createRoundKey(expandedKey,16*i));
|
|
||||||
state = this.subBytes(state,false);
|
|
||||||
state = this.shiftRows(state,false);
|
|
||||||
state = this.addRoundKey(state, this.createRoundKey(expandedKey,16*nbrRounds));
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Perform the initial operations, the standard round, and the final operations
|
|
||||||
* of the inverse aes, creating a round key for each round
|
|
||||||
*/
|
|
||||||
invMain:function(state, expandedKey, nbrRounds)
|
|
||||||
{
|
|
||||||
state = this.addRoundKey(state, this.createRoundKey(expandedKey,16*nbrRounds));
|
|
||||||
for (var i = nbrRounds-1; i > 0; i--)
|
|
||||||
state = this.invRound(state, this.createRoundKey(expandedKey,16*i));
|
|
||||||
state = this.shiftRows(state,true);
|
|
||||||
state = this.subBytes(state,true);
|
|
||||||
state = this.addRoundKey(state, this.createRoundKey(expandedKey,0));
|
|
||||||
return state;
|
|
||||||
},
|
|
||||||
|
|
||||||
numberOfRounds:function(size)
|
|
||||||
{
|
|
||||||
var nbrRounds;
|
|
||||||
switch (size) /* set the number of rounds */
|
|
||||||
{
|
|
||||||
case this.keySize.SIZE_128:
|
|
||||||
nbrRounds = 10;
|
|
||||||
break;
|
|
||||||
case this.keySize.SIZE_192:
|
|
||||||
nbrRounds = 12;
|
|
||||||
break;
|
|
||||||
case this.keySize.SIZE_256:
|
|
||||||
nbrRounds = 14;
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
return null;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
return nbrRounds;
|
|
||||||
},
|
|
||||||
|
|
||||||
// encrypts a 128 bit input block against the given key of size specified
|
|
||||||
encrypt:function(input,key,size)
|
|
||||||
{
|
|
||||||
var output = [];
|
|
||||||
var block = []; /* the 128 bit block to encode */
|
|
||||||
var nbrRounds = this.numberOfRounds(size);
|
|
||||||
/* Set the block values, for the block:
|
|
||||||
* a0,0 a0,1 a0,2 a0,3
|
|
||||||
* a1,0 a1,1 a1,2 a1,3
|
|
||||||
* a2,0 a2,1 a2,2 a2,3
|
|
||||||
* a3,0 a3,1 a3,2 a3,3
|
|
||||||
* the mapping order is a0,0 a1,0 a2,0 a3,0 a0,1 a1,1 ... a2,3 a3,3
|
|
||||||
*/
|
|
||||||
for (var i = 0; i < 4; i++) /* iterate over the columns */
|
|
||||||
for (var j = 0; j < 4; j++) /* iterate over the rows */
|
|
||||||
block[(i+(j*4))] = input[(i*4)+j];
|
|
||||||
|
|
||||||
/* expand the key into an 176, 208, 240 bytes key */
|
|
||||||
var expandedKey = this.expandKey(key, size); /* the expanded key */
|
|
||||||
/* encrypt the block using the expandedKey */
|
|
||||||
block = this.main(block, expandedKey, nbrRounds);
|
|
||||||
for (var k = 0; k < 4; k++) /* unmap the block again into the output */
|
|
||||||
for (var l = 0; l < 4; l++) /* iterate over the rows */
|
|
||||||
output[(k*4)+l] = block[(k+(l*4))];
|
|
||||||
return output;
|
|
||||||
},
|
|
||||||
|
|
||||||
// decrypts a 128 bit input block against the given key of size specified
|
|
||||||
decrypt:function(input, key, size)
|
|
||||||
{
|
|
||||||
var output = [];
|
|
||||||
var block = []; /* the 128 bit block to decode */
|
|
||||||
var nbrRounds = this.numberOfRounds(size);
|
|
||||||
/* Set the block values, for the block:
|
|
||||||
* a0,0 a0,1 a0,2 a0,3
|
|
||||||
* a1,0 a1,1 a1,2 a1,3
|
|
||||||
* a2,0 a2,1 a2,2 a2,3
|
|
||||||
* a3,0 a3,1 a3,2 a3,3
|
|
||||||
* the mapping order is a0,0 a1,0 a2,0 a3,0 a0,1 a1,1 ... a2,3 a3,3
|
|
||||||
*/
|
|
||||||
for (var i = 0; i < 4; i++) /* iterate over the columns */
|
|
||||||
for (var j = 0; j < 4; j++) /* iterate over the rows */
|
|
||||||
block[(i+(j*4))] = input[(i*4)+j];
|
|
||||||
/* expand the key into an 176, 208, 240 bytes key */
|
|
||||||
var expandedKey = this.expandKey(key, size);
|
|
||||||
/* decrypt the block using the expandedKey */
|
|
||||||
block = this.invMain(block, expandedKey, nbrRounds);
|
|
||||||
for (var k = 0; k < 4; k++)/* unmap the block again into the output */
|
|
||||||
for (var l = 0; l < 4; l++)/* iterate over the rows */
|
|
||||||
output[(k*4)+l] = block[(k+(l*4))];
|
|
||||||
return output;
|
|
||||||
}
|
|
||||||
},
|
|
||||||
/*
|
|
||||||
* END AES SECTION
|
|
||||||
*/
|
|
||||||
|
|
||||||
/*
|
|
||||||
* START MODE OF OPERATION SECTION
|
|
||||||
*/
|
|
||||||
//structure of supported modes of operation
|
|
||||||
modeOfOperation:{
|
|
||||||
OFB:0,
|
|
||||||
CFB:1,
|
|
||||||
CBC:2
|
|
||||||
},
|
|
||||||
|
|
||||||
// get a 16 byte block (aes operates on 128bits)
|
|
||||||
getBlock: function(bytesIn,start,end,mode)
|
|
||||||
{
|
|
||||||
if(end - start > 16)
|
|
||||||
end = start + 16;
|
|
||||||
|
|
||||||
return bytesIn.slice(start, end);
|
|
||||||
},
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Mode of Operation Encryption
|
|
||||||
* bytesIn - Input String as array of bytes
|
|
||||||
* mode - mode of type modeOfOperation
|
|
||||||
* key - a number array of length 'size'
|
|
||||||
* size - the bit length of the key
|
|
||||||
* iv - the 128 bit number array Initialization Vector
|
|
||||||
*/
|
|
||||||
encrypt: function (bytesIn, mode, key, iv)
|
|
||||||
{
|
|
||||||
var size = key.length;
|
|
||||||
if(iv.length%16)
|
|
||||||
{
|
|
||||||
throw 'iv length must be 128 bits.';
|
|
||||||
}
|
|
||||||
// the AES input/output
|
|
||||||
var byteArray = [];
|
|
||||||
var input = [];
|
|
||||||
var output = [];
|
|
||||||
var ciphertext = [];
|
|
||||||
var cipherOut = [];
|
|
||||||
// char firstRound
|
|
||||||
var firstRound = true;
|
|
||||||
if (mode == this.modeOfOperation.CBC)
|
|
||||||
this.padBytesIn(bytesIn);
|
|
||||||
if (bytesIn !== null)
|
|
||||||
{
|
|
||||||
for (var j = 0;j < Math.ceil(bytesIn.length/16); j++)
|
|
||||||
{
|
|
||||||
var start = j*16;
|
|
||||||
var end = j*16+16;
|
|
||||||
if(j*16+16 > bytesIn.length)
|
|
||||||
end = bytesIn.length;
|
|
||||||
byteArray = this.getBlock(bytesIn,start,end,mode);
|
|
||||||
if (mode == this.modeOfOperation.CFB)
|
|
||||||
{
|
|
||||||
if (firstRound)
|
|
||||||
{
|
|
||||||
output = this.aes.encrypt(iv, key, size);
|
|
||||||
firstRound = false;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
output = this.aes.encrypt(input, key, size);
|
|
||||||
for (var i = 0; i < 16; i++)
|
|
||||||
ciphertext[i] = byteArray[i] ^ output[i];
|
|
||||||
for(var k = 0;k < end-start;k++)
|
|
||||||
cipherOut.push(ciphertext[k]);
|
|
||||||
input = ciphertext;
|
|
||||||
}
|
|
||||||
else if (mode == this.modeOfOperation.OFB)
|
|
||||||
{
|
|
||||||
if (firstRound)
|
|
||||||
{
|
|
||||||
output = this.aes.encrypt(iv, key, size);
|
|
||||||
firstRound = false;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
output = this.aes.encrypt(input, key, size);
|
|
||||||
for (var i = 0; i < 16; i++)
|
|
||||||
ciphertext[i] = byteArray[i] ^ output[i];
|
|
||||||
for(var k = 0;k < end-start;k++)
|
|
||||||
cipherOut.push(ciphertext[k]);
|
|
||||||
input = output;
|
|
||||||
}
|
|
||||||
else if (mode == this.modeOfOperation.CBC)
|
|
||||||
{
|
|
||||||
for (var i = 0; i < 16; i++)
|
|
||||||
input[i] = byteArray[i] ^ ((firstRound) ? iv[i] : ciphertext[i]);
|
|
||||||
firstRound = false;
|
|
||||||
ciphertext = this.aes.encrypt(input, key, size);
|
|
||||||
// always 16 bytes because of the padding for CBC
|
|
||||||
for(var k = 0;k < 16;k++)
|
|
||||||
cipherOut.push(ciphertext[k]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return cipherOut;
|
|
||||||
},
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Mode of Operation Decryption
|
|
||||||
* cipherIn - Encrypted String as array of bytes
|
|
||||||
* originalsize - The unencrypted string length - required for CBC
|
|
||||||
* mode - mode of type modeOfOperation
|
|
||||||
* key - a number array of length 'size'
|
|
||||||
* size - the bit length of the key
|
|
||||||
* iv - the 128 bit number array Initialization Vector
|
|
||||||
*/
|
|
||||||
decrypt:function(cipherIn,mode,key,iv)
|
|
||||||
{
|
|
||||||
var size = key.length;
|
|
||||||
if(iv.length%16)
|
|
||||||
{
|
|
||||||
throw 'iv length must be 128 bits.';
|
|
||||||
}
|
|
||||||
// the AES input/output
|
|
||||||
var ciphertext = [];
|
|
||||||
var input = [];
|
|
||||||
var output = [];
|
|
||||||
var byteArray = [];
|
|
||||||
var bytesOut = [];
|
|
||||||
// char firstRound
|
|
||||||
var firstRound = true;
|
|
||||||
if (cipherIn !== null)
|
|
||||||
{
|
|
||||||
for (var j = 0;j < Math.ceil(cipherIn.length/16); j++)
|
|
||||||
{
|
|
||||||
var start = j*16;
|
|
||||||
var end = j*16+16;
|
|
||||||
if(j*16+16 > cipherIn.length)
|
|
||||||
end = cipherIn.length;
|
|
||||||
ciphertext = this.getBlock(cipherIn,start,end,mode);
|
|
||||||
if (mode == this.modeOfOperation.CFB)
|
|
||||||
{
|
|
||||||
if (firstRound)
|
|
||||||
{
|
|
||||||
output = this.aes.encrypt(iv, key, size);
|
|
||||||
firstRound = false;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
output = this.aes.encrypt(input, key, size);
|
|
||||||
for (i = 0; i < 16; i++)
|
|
||||||
byteArray[i] = output[i] ^ ciphertext[i];
|
|
||||||
for(var k = 0;k < end-start;k++)
|
|
||||||
bytesOut.push(byteArray[k]);
|
|
||||||
input = ciphertext;
|
|
||||||
}
|
|
||||||
else if (mode == this.modeOfOperation.OFB)
|
|
||||||
{
|
|
||||||
if (firstRound)
|
|
||||||
{
|
|
||||||
output = this.aes.encrypt(iv, key, size);
|
|
||||||
firstRound = false;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
output = this.aes.encrypt(input, key, size);
|
|
||||||
for (i = 0; i < 16; i++)
|
|
||||||
byteArray[i] = output[i] ^ ciphertext[i];
|
|
||||||
for(var k = 0;k < end-start;k++)
|
|
||||||
bytesOut.push(byteArray[k]);
|
|
||||||
input = output;
|
|
||||||
}
|
|
||||||
else if(mode == this.modeOfOperation.CBC)
|
|
||||||
{
|
|
||||||
output = this.aes.decrypt(ciphertext, key, size);
|
|
||||||
for (i = 0; i < 16; i++)
|
|
||||||
byteArray[i] = ((firstRound) ? iv[i] : input[i]) ^ output[i];
|
|
||||||
firstRound = false;
|
|
||||||
for(var k = 0;k < end-start;k++)
|
|
||||||
bytesOut.push(byteArray[k]);
|
|
||||||
input = ciphertext;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if(mode == this.modeOfOperation.CBC)
|
|
||||||
this.unpadBytesOut(bytesOut);
|
|
||||||
}
|
|
||||||
return bytesOut;
|
|
||||||
},
|
|
||||||
padBytesIn: function(data) {
|
|
||||||
var len = data.length;
|
|
||||||
var padByte = 16 - (len % 16);
|
|
||||||
for (var i = 0; i < padByte; i++) {
|
|
||||||
data.push(padByte);
|
|
||||||
}
|
|
||||||
},
|
|
||||||
unpadBytesOut: function(data) {
|
|
||||||
var padCount = 0;
|
|
||||||
var padByte = -1;
|
|
||||||
var blockSize = 16;
|
|
||||||
|
|
||||||
|
|
||||||
if(data.length > 16) {
|
|
||||||
|
|
||||||
for (var i = data.length - 1; i >= data.length-1 - blockSize; i--) {
|
|
||||||
if (data[i] <= blockSize) {
|
|
||||||
if (padByte == -1)
|
|
||||||
padByte = data[i];
|
|
||||||
if (data[i] != padByte) {
|
|
||||||
padCount = 0;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
padCount++;
|
|
||||||
} else
|
|
||||||
break;
|
|
||||||
if (padCount == padByte) {
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
if (padCount > 0) {
|
|
||||||
data.splice(data.length - padCount, padCount);
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
/*
|
|
||||||
* END MODE OF OPERATION SECTION
|
|
||||||
*/
|
|
||||||
};
|
|
||||||
Reference in New Issue
Block a user