diff options
Diffstat (limited to 'gamemode/shared/aes.lua')
| -rw-r--r-- | gamemode/shared/aes.lua | 524 |
1 files changed, 0 insertions, 524 deletions
diff --git a/gamemode/shared/aes.lua b/gamemode/shared/aes.lua deleted file mode 100644 index 244dc22..0000000 --- a/gamemode/shared/aes.lua +++ /dev/null @@ -1,524 +0,0 @@ -local Stream = include("lockbox/stream.lua"); -local Array = include("lockbox/array.lua"); - -local Bit = include("lockbox/bit.lua"); ---local Math = require("math"); - - -local AND = bit.band; -local OR = bit.bor; -local NOT = bit.bnot; -local XOR = bit.bxor; ---local LROT = Bit.lrotate; ---local RROT = Bit.rrotate; -local LSHIFT = bit.lshift; -local RSHIFT = bit.rshift; - -local SBOX = { - [0]=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}; - -local ISBOX = { - [0]=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}; - -local ROW_SHIFT = { 1, 6, 11, 16, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12,}; -local IROW_SHIFT = { 1, 14, 11, 8, 5, 2, 15, 12, 9, 6, 3, 16, 13, 10, 7, 4,}; - -local ETABLE = { - [0]=0x01, 0x03, 0x05, 0x0F, 0x11, 0x33, 0x55, 0xFF, 0x1A, 0x2E, 0x72, 0x96, 0xA1, 0xF8, 0x13, 0x35, - 0x5F, 0xE1, 0x38, 0x48, 0xD8, 0x73, 0x95, 0xA4, 0xF7, 0x02, 0x06, 0x0A, 0x1E, 0x22, 0x66, 0xAA, - 0xE5, 0x34, 0x5C, 0xE4, 0x37, 0x59, 0xEB, 0x26, 0x6A, 0xBE, 0xD9, 0x70, 0x90, 0xAB, 0xE6, 0x31, - 0x53, 0xF5, 0x04, 0x0C, 0x14, 0x3C, 0x44, 0xCC, 0x4F, 0xD1, 0x68, 0xB8, 0xD3, 0x6E, 0xB2, 0xCD, - 0x4C, 0xD4, 0x67, 0xA9, 0xE0, 0x3B, 0x4D, 0xD7, 0x62, 0xA6, 0xF1, 0x08, 0x18, 0x28, 0x78, 0x88, - 0x83, 0x9E, 0xB9, 0xD0, 0x6B, 0xBD, 0xDC, 0x7F, 0x81, 0x98, 0xB3, 0xCE, 0x49, 0xDB, 0x76, 0x9A, - 0xB5, 0xC4, 0x57, 0xF9, 0x10, 0x30, 0x50, 0xF0, 0x0B, 0x1D, 0x27, 0x69, 0xBB, 0xD6, 0x61, 0xA3, - 0xFE, 0x19, 0x2B, 0x7D, 0x87, 0x92, 0xAD, 0xEC, 0x2F, 0x71, 0x93, 0xAE, 0xE9, 0x20, 0x60, 0xA0, - 0xFB, 0x16, 0x3A, 0x4E, 0xD2, 0x6D, 0xB7, 0xC2, 0x5D, 0xE7, 0x32, 0x56, 0xFA, 0x15, 0x3F, 0x41, - 0xC3, 0x5E, 0xE2, 0x3D, 0x47, 0xC9, 0x40, 0xC0, 0x5B, 0xED, 0x2C, 0x74, 0x9C, 0xBF, 0xDA, 0x75, - 0x9F, 0xBA, 0xD5, 0x64, 0xAC, 0xEF, 0x2A, 0x7E, 0x82, 0x9D, 0xBC, 0xDF, 0x7A, 0x8E, 0x89, 0x80, - 0x9B, 0xB6, 0xC1, 0x58, 0xE8, 0x23, 0x65, 0xAF, 0xEA, 0x25, 0x6F, 0xB1, 0xC8, 0x43, 0xC5, 0x54, - 0xFC, 0x1F, 0x21, 0x63, 0xA5, 0xF4, 0x07, 0x09, 0x1B, 0x2D, 0x77, 0x99, 0xB0, 0xCB, 0x46, 0xCA, - 0x45, 0xCF, 0x4A, 0xDE, 0x79, 0x8B, 0x86, 0x91, 0xA8, 0xE3, 0x3E, 0x42, 0xC6, 0x51, 0xF3, 0x0E, - 0x12, 0x36, 0x5A, 0xEE, 0x29, 0x7B, 0x8D, 0x8C, 0x8F, 0x8A, 0x85, 0x94, 0xA7, 0xF2, 0x0D, 0x17, - 0x39, 0x4B, 0xDD, 0x7C, 0x84, 0x97, 0xA2, 0xFD, 0x1C, 0x24, 0x6C, 0xB4, 0xC7, 0x52, 0xF6, 0x01}; - -local LTABLE = { - [0]=0x00, 0x00, 0x19, 0x01, 0x32, 0x02, 0x1A, 0xC6, 0x4B, 0xC7, 0x1B, 0x68, 0x33, 0xEE, 0xDF, 0x03, - 0x64, 0x04, 0xE0, 0x0E, 0x34, 0x8D, 0x81, 0xEF, 0x4C, 0x71, 0x08, 0xC8, 0xF8, 0x69, 0x1C, 0xC1, - 0x7D, 0xC2, 0x1D, 0xB5, 0xF9, 0xB9, 0x27, 0x6A, 0x4D, 0xE4, 0xA6, 0x72, 0x9A, 0xC9, 0x09, 0x78, - 0x65, 0x2F, 0x8A, 0x05, 0x21, 0x0F, 0xE1, 0x24, 0x12, 0xF0, 0x82, 0x45, 0x35, 0x93, 0xDA, 0x8E, - 0x96, 0x8F, 0xDB, 0xBD, 0x36, 0xD0, 0xCE, 0x94, 0x13, 0x5C, 0xD2, 0xF1, 0x40, 0x46, 0x83, 0x38, - 0x66, 0xDD, 0xFD, 0x30, 0xBF, 0x06, 0x8B, 0x62, 0xB3, 0x25, 0xE2, 0x98, 0x22, 0x88, 0x91, 0x10, - 0x7E, 0x6E, 0x48, 0xC3, 0xA3, 0xB6, 0x1E, 0x42, 0x3A, 0x6B, 0x28, 0x54, 0xFA, 0x85, 0x3D, 0xBA, - 0x2B, 0x79, 0x0A, 0x15, 0x9B, 0x9F, 0x5E, 0xCA, 0x4E, 0xD4, 0xAC, 0xE5, 0xF3, 0x73, 0xA7, 0x57, - 0xAF, 0x58, 0xA8, 0x50, 0xF4, 0xEA, 0xD6, 0x74, 0x4F, 0xAE, 0xE9, 0xD5, 0xE7, 0xE6, 0xAD, 0xE8, - 0x2C, 0xD7, 0x75, 0x7A, 0xEB, 0x16, 0x0B, 0xF5, 0x59, 0xCB, 0x5F, 0xB0, 0x9C, 0xA9, 0x51, 0xA0, - 0x7F, 0x0C, 0xF6, 0x6F, 0x17, 0xC4, 0x49, 0xEC, 0xD8, 0x43, 0x1F, 0x2D, 0xA4, 0x76, 0x7B, 0xB7, - 0xCC, 0xBB, 0x3E, 0x5A, 0xFB, 0x60, 0xB1, 0x86, 0x3B, 0x52, 0xA1, 0x6C, 0xAA, 0x55, 0x29, 0x9D, - 0x97, 0xB2, 0x87, 0x90, 0x61, 0xBE, 0xDC, 0xFC, 0xBC, 0x95, 0xCF, 0xCD, 0x37, 0x3F, 0x5B, 0xD1, - 0x53, 0x39, 0x84, 0x3C, 0x41, 0xA2, 0x6D, 0x47, 0x14, 0x2A, 0x9E, 0x5D, 0x56, 0xF2, 0xD3, 0xAB, - 0x44, 0x11, 0x92, 0xD9, 0x23, 0x20, 0x2E, 0x89, 0xB4, 0x7C, 0xB8, 0x26, 0x77, 0x99, 0xE3, 0xA5, - 0x67, 0x4A, 0xED, 0xDE, 0xC5, 0x31, 0xFE, 0x18, 0x0D, 0x63, 0x8C, 0x80, 0xC0, 0xF7, 0x70, 0x07}; - -local MIXTABLE = { - 0x02, 0x03, 0x01, 0x01, - 0x01, 0x02, 0x03, 0x01, - 0x01, 0x01, 0x02, 0x03, - 0x03, 0x01, 0x01, 0x02}; - -local IMIXTABLE = { - 0x0E, 0x0B, 0x0D, 0x09, - 0x09, 0x0E, 0x0B, 0x0D, - 0x0D, 0x09, 0x0E, 0x0B, - 0x0B, 0x0D, 0x09, 0x0E}; - -local RCON = { -[0] = 0x8d, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, -0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, 0xc5, 0x91, 0x39, -0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25, 0x4a, 0x94, 0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, -0x74, 0xe8, 0xcb, 0x8d, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, -0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, -0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25, 0x4a, 0x94, 0x33, 0x66, 0xcc, -0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, -0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, -0x7d, 0xfa, 0xef, 0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, 0x25, 0x4a, 0x94, -0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, -0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, -0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, 0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, 0x61, 0xc2, 0x9f, -0x25, 0x4a, 0x94, 0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d, 0x01, 0x02, 0x04, -0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, -0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, 0xc5, 0x91, 0x39, 0x72, 0xe4, 0xd3, 0xbd, -0x61, 0xc2, 0x9f, 0x25, 0x4a, 0x94, 0x33, 0x66, 0xcc, 0x83, 0x1d, 0x3a, 0x74, 0xe8, 0xcb, 0x8d}; - - -local GMUL = function(A,B) - if(A == 0x01) then return B; end - if(B == 0x01) then return A; end - if(A == 0x00) then return 0; end - if(B == 0x00) then return 0; end - print("Gettin gthe LTable of " .. A) - print("Getting the LTable of " .. B) - local LA = LTABLE[A]; - local LB = LTABLE[B]; - - local sum = LA + LB; - if (sum > 0xFF) then sum = sum - 0xFF; end - - return ETABLE[sum]; -end - -local byteSub = Array.substitute; - -local shiftRow = Array.permute; - -local mixCol = function(i,mix) - local out = {}; - - local a,b,c,d; - print("I is:") - PrintTable(i) - a = GMUL(i[ 1],mix[ 1]); - b = GMUL(i[ 2],mix[ 2]); - c = GMUL(i[ 3],mix[ 3]); - d = GMUL(i[ 4],mix[ 4]); - out[ 1] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 1],mix[ 5]); - b = GMUL(i[ 2],mix[ 6]); - c = GMUL(i[ 3],mix[ 7]); - d = GMUL(i[ 4],mix[ 8]); - out[ 2] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 1],mix[ 9]); - b = GMUL(i[ 2],mix[10]); - c = GMUL(i[ 3],mix[11]); - d = GMUL(i[ 4],mix[12]); - out[ 3] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 1],mix[13]); - b = GMUL(i[ 2],mix[14]); - c = GMUL(i[ 3],mix[15]); - d = GMUL(i[ 4],mix[16]); - out[ 4] = XOR(XOR(a,b),XOR(c,d)); - - - a = GMUL(i[ 5],mix[ 1]); - b = GMUL(i[ 6],mix[ 2]); - c = GMUL(i[ 7],mix[ 3]); - d = GMUL(i[ 8],mix[ 4]); - out[ 5] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 5],mix[ 5]); - b = GMUL(i[ 6],mix[ 6]); - c = GMUL(i[ 7],mix[ 7]); - d = GMUL(i[ 8],mix[ 8]); - out[ 6] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 5],mix[ 9]); - b = GMUL(i[ 6],mix[10]); - c = GMUL(i[ 7],mix[11]); - d = GMUL(i[ 8],mix[12]); - out[ 7] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 5],mix[13]); - b = GMUL(i[ 6],mix[14]); - c = GMUL(i[ 7],mix[15]); - d = GMUL(i[ 8],mix[16]); - out[ 8] = XOR(XOR(a,b),XOR(c,d)); - - - a = GMUL(i[ 9],mix[ 1]); - b = GMUL(i[10],mix[ 2]); - c = GMUL(i[11],mix[ 3]); - d = GMUL(i[12],mix[ 4]); - out[ 9] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 9],mix[ 5]); - b = GMUL(i[10],mix[ 6]); - c = GMUL(i[11],mix[ 7]); - d = GMUL(i[12],mix[ 8]); - out[10] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 9],mix[ 9]); - b = GMUL(i[10],mix[10]); - c = GMUL(i[11],mix[11]); - d = GMUL(i[12],mix[12]); - out[11] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[ 9],mix[13]); - b = GMUL(i[10],mix[14]); - c = GMUL(i[11],mix[15]); - d = GMUL(i[12],mix[16]); - out[12] = XOR(XOR(a,b),XOR(c,d)); - - - a = GMUL(i[13],mix[ 1]); - b = GMUL(i[14],mix[ 2]); - c = GMUL(i[15],mix[ 3]); - d = GMUL(i[16],mix[ 4]); - out[13] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[13],mix[ 5]); - b = GMUL(i[14],mix[ 6]); - c = GMUL(i[15],mix[ 7]); - d = GMUL(i[16],mix[ 8]); - out[14] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[13],mix[ 9]); - b = GMUL(i[14],mix[10]); - c = GMUL(i[15],mix[11]); - d = GMUL(i[16],mix[12]); - out[15] = XOR(XOR(a,b),XOR(c,d)); - a = GMUL(i[13],mix[13]); - b = GMUL(i[14],mix[14]); - c = GMUL(i[15],mix[15]); - d = GMUL(i[16],mix[16]); - out[16] = XOR(XOR(a,b),XOR(c,d)); - - return out; -end - -local keyRound = function(key,round) - local i=(round-1)*32; - local out=key; - print("Doing keyRound on key:") - PrintTable(key) - print("key[i+1]=") - print(key[i+1]) - print("SBOX[out[30+i]]=") - print(SBOX[out[30+i]]) - print("out[30+i]=") - print(out[30+i]) - print("RCON[round]=") - print(RCON[round]) - out[33+i] = XOR(key[ 1+i],XOR(SBOX[key[30+i]],RCON[round])); - out[34+i] = XOR(key[ 2+i],SBOX[key[31+i]]); - out[35+i] = XOR(key[ 3+i],SBOX[key[32+i]]); - out[36+i] = XOR(key[ 4+i],SBOX[key[29+i]]); - - out[37+i] = XOR(out[33+i],key[ 5+i]); - out[38+i] = XOR(out[34+i],key[ 6+i]); - out[39+i] = XOR(out[35+i],key[ 7+i]); - out[40+i] = XOR(out[36+i],key[ 8+i]); - - out[41+i] = XOR(out[37+i],key[ 9+i]); - out[42+i] = XOR(out[38+i],key[10+i]); - out[43+i] = XOR(out[39+i],key[11+i]); - out[44+i] = XOR(out[40+i],key[12+i]); - - out[45+i] = XOR(out[41+i],key[13+i]); - out[46+i] = XOR(out[42+i],key[14+i]); - out[47+i] = XOR(out[43+i],key[15+i]); - out[48+i] = XOR(out[44+i],key[16+i]); - - - out[49+i] = XOR(SBOX[out[45+i]],key[17+i]); - out[50+i] = XOR(SBOX[out[46+i]],key[18+i]); - out[51+i] = XOR(SBOX[out[47+i]],key[19+i]); - out[52+i] = XOR(SBOX[out[48+i]],key[20+i]); - - out[53+i] = XOR(out[49+i],key[21+i]); - out[54+i] = XOR(out[50+i],key[22+i]); - out[55+i] = XOR(out[51+i],key[23+i]); - out[56+i] = XOR(out[52+i],key[24+i]); - - out[57+i] = XOR(out[53+i],key[25+i]); - out[58+i] = XOR(out[54+i],key[26+i]); - out[59+i] = XOR(out[55+i],key[27+i]); - out[60+i] = XOR(out[56+i],key[28+i]); - - out[61+i] = XOR(out[57+i],key[29+i]); - out[62+i] = XOR(out[58+i],key[30+i]); - out[63+i] = XOR(out[59+i],key[31+i]); - out[64+i] = XOR(out[60+i],key[32+i]); - - return out; -end - -local keyExpand = function(key) - local bytes = Array.copy(key); - - for i=1,7 do - keyRound(bytes,i); - end - - local keys = {}; - - keys[ 1] = Array.slice(bytes,1,16); - keys[ 2] = Array.slice(bytes,17,32); - keys[ 3] = Array.slice(bytes,33,48); - keys[ 4] = Array.slice(bytes,49,64); - keys[ 5] = Array.slice(bytes,65,80); - keys[ 6] = Array.slice(bytes,81,96); - keys[ 7] = Array.slice(bytes,97,112); - keys[ 8] = Array.slice(bytes,113,128); - keys[ 9] = Array.slice(bytes,129,144); - keys[10] = Array.slice(bytes,145,160); - keys[11] = Array.slice(bytes,161,176); - keys[12] = Array.slice(bytes,177,192); - keys[13] = Array.slice(bytes,193,208); - keys[14] = Array.slice(bytes,209,224); - keys[15] = Array.slice(bytes,225,240); - - return keys; - -end - -local addKey = Array.XOR; - - - -local AES = {}; - -AES.blockSize = 16; - -AES.encrypt = function(key,block) - print("Calling keyExpand on :") - PrintTable(key) - local key = keyExpand(key); - - --round 0 - block = addKey(block,key[1]); - - print("block is:") - PrintTable(block) - - --round 1 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[2]); - - --round 2 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[3]); - - --round 3 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[4]); - - --round 4 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[5]); - - --round 5 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[6]); - - --round 6 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[7]); - - --round 7 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[8]); - - --round 8 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[9]); - - --round 9 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[10]); - - --round 10 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[11]); - - --round 11 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[12]); - - --round 12 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[13]); - - --round 13 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = mixCol(block,MIXTABLE); - block = addKey(block,key[14]); - - --round 14 - block = byteSub(block,SBOX); - block = shiftRow(block,ROW_SHIFT); - block = addKey(block,key[15]); - - return block; - -end - -AES.decrypt = function(key,block) - - local key = keyExpand(key); - - --round 0 - block = addKey(block,key[15]); - - --round 1 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[14]); - block = mixCol(block,IMIXTABLE); - - --round 2 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[13]); - block = mixCol(block,IMIXTABLE); - - --round 3 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[12]); - block = mixCol(block,IMIXTABLE); - - --round 4 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[11]); - block = mixCol(block,IMIXTABLE); - - --round 5 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[10]); - block = mixCol(block,IMIXTABLE); - - --round 6 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[9]); - block = mixCol(block,IMIXTABLE); - - --round 7 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[8]); - block = mixCol(block,IMIXTABLE); - - --round 8 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[7]); - block = mixCol(block,IMIXTABLE); - - --round 9 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[6]); - block = mixCol(block,IMIXTABLE); - - --round 10 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[5]); - block = mixCol(block,IMIXTABLE); - - --round 11 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[4]); - block = mixCol(block,IMIXTABLE); - - --round 12 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[3]); - block = mixCol(block,IMIXTABLE); - - --round 13 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[2]); - block = mixCol(block,IMIXTABLE); - - --round 14 - block = shiftRow(block,IROW_SHIFT); - block = byteSub(block,ISBOX); - block = addKey(block,key[1]); - - return block; -end - -return AES; |