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"""
Test vectors for key expansion are from Sam Trenholme's article:
https://www.samiam.org/key-schedule.html
Test vectors for encryption and decryption of AES are from FIPS-197:
http://csrc.nist.gov/publications/fips/fips197/fips-197.pdf
"""
sbox = [
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
]
# The result of 128 bit key expansion of test vector:
# 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
key_expansion_result_128 = [
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x62, 0x63, 0x63, 0x63, 0x62, 0x63, 0x63, 0x63, 0x62, 0x63, 0x63, 0x63, 0x62, 0x63, 0x63, 0x63,
0x9b, 0x98, 0x98, 0xc9, 0xf9, 0xfb, 0xfb, 0xaa, 0x9b, 0x98, 0x98, 0xc9, 0xf9, 0xfb, 0xfb, 0xaa,
0x90, 0x97, 0x34, 0x50, 0x69, 0x6c, 0xcf, 0xfa, 0xf2, 0xf4, 0x57, 0x33, 0x0b, 0x0f, 0xac, 0x99,
0xee, 0x06, 0xda, 0x7b, 0x87, 0x6a, 0x15, 0x81, 0x75, 0x9e, 0x42, 0xb2, 0x7e, 0x91, 0xee, 0x2b,
0x7f, 0x2e, 0x2b, 0x88, 0xf8, 0x44, 0x3e, 0x09, 0x8d, 0xda, 0x7c, 0xbb, 0xf3, 0x4b, 0x92, 0x90,
0xec, 0x61, 0x4b, 0x85, 0x14, 0x25, 0x75, 0x8c, 0x99, 0xff, 0x09, 0x37, 0x6a, 0xb4, 0x9b, 0xa7,
0x21, 0x75, 0x17, 0x87, 0x35, 0x50, 0x62, 0x0b, 0xac, 0xaf, 0x6b, 0x3c, 0xc6, 0x1b, 0xf0, 0x9b,
0x0e, 0xf9, 0x03, 0x33, 0x3b, 0xa9, 0x61, 0x38, 0x97, 0x06, 0x0a, 0x04, 0x51, 0x1d, 0xfa, 0x9f,
0xb1, 0xd4, 0xd8, 0xe2, 0x8a, 0x7d, 0xb9, 0xda, 0x1d, 0x7b, 0xb3, 0xde, 0x4c, 0x66, 0x49, 0x41,
0xb4, 0xef, 0x5b, 0xcb, 0x3e, 0x92, 0xe2, 0x11, 0x23, 0xe9, 0x51, 0xcf, 0x6f, 0x8f, 0x18, 0x8e
]
# The result of 192 bit key expansion of test vector:
# 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
# 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
key_expansion_result_192 = [
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,
0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,
0x9b,0x98,0x98,0xc9,0xf9,0xfb,0xfb,0xaa,0x9b,0x98,0x98,0xc9,0xf9,0xfb,0xfb,0xaa,
0x9b,0x98,0x98,0xc9,0xf9,0xfb,0xfb,0xaa,0x90,0x97,0x34,0x50,0x69,0x6c,0xcf,0xfa,
0xf2,0xf4,0x57,0x33,0x0b,0x0f,0xac,0x99,0x90,0x97,0x34,0x50,0x69,0x6c,0xcf,0xfa,
0xc8,0x1d,0x19,0xa9,0xa1,0x71,0xd6,0x53,0x53,0x85,0x81,0x60,0x58,0x8a,0x2d,0xf9,
0xc8,0x1d,0x19,0xa9,0xa1,0x71,0xd6,0x53,0x7b,0xeb,0xf4,0x9b,0xda,0x9a,0x22,0xc8,
0x89,0x1f,0xa3,0xa8,0xd1,0x95,0x8e,0x51,0x19,0x88,0x97,0xf8,0xb8,0xf9,0x41,0xab,
0xc2,0x68,0x96,0xf7,0x18,0xf2,0xb4,0x3f,0x91,0xed,0x17,0x97,0x40,0x78,0x99,0xc6,
0x59,0xf0,0x0e,0x3e,0xe1,0x09,0x4f,0x95,0x83,0xec,0xbc,0x0f,0x9b,0x1e,0x08,0x30,
0x0a,0xf3,0x1f,0xa7,0x4a,0x8b,0x86,0x61,0x13,0x7b,0x88,0x5f,0xf2,0x72,0xc7,0xca,
0x43,0x2a,0xc8,0x86,0xd8,0x34,0xc0,0xb6,0xd2,0xc7,0xdf,0x11,0x98,0x4c,0x59,0x70
]
# The result of 256 bit key expansion of test vector:
# 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
# 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
key_expansion_result_256 = [
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,0x62,0x63,0x63,0x63,
0xaa,0xfb,0xfb,0xfb,0xaa,0xfb,0xfb,0xfb,0xaa,0xfb,0xfb,0xfb,0xaa,0xfb,0xfb,0xfb,
0x6f,0x6c,0x6c,0xcf,0x0d,0x0f,0x0f,0xac,0x6f,0x6c,0x6c,0xcf,0x0d,0x0f,0x0f,0xac,
0x7d,0x8d,0x8d,0x6a,0xd7,0x76,0x76,0x91,0x7d,0x8d,0x8d,0x6a,0xd7,0x76,0x76,0x91,
0x53,0x54,0xed,0xc1,0x5e,0x5b,0xe2,0x6d,0x31,0x37,0x8e,0xa2,0x3c,0x38,0x81,0x0e,
0x96,0x8a,0x81,0xc1,0x41,0xfc,0xf7,0x50,0x3c,0x71,0x7a,0x3a,0xeb,0x07,0x0c,0xab,
0x9e,0xaa,0x8f,0x28,0xc0,0xf1,0x6d,0x45,0xf1,0xc6,0xe3,0xe7,0xcd,0xfe,0x62,0xe9,
0x2b,0x31,0x2b,0xdf,0x6a,0xcd,0xdc,0x8f,0x56,0xbc,0xa6,0xb5,0xbd,0xbb,0xaa,0x1e,
0x64,0x06,0xfd,0x52,0xa4,0xf7,0x90,0x17,0x55,0x31,0x73,0xf0,0x98,0xcf,0x11,0x19,
0x6d,0xbb,0xa9,0x0b,0x07,0x76,0x75,0x84,0x51,0xca,0xd3,0x31,0xec,0x71,0x79,0x2f,
0xe7,0xb0,0xe8,0x9c,0x43,0x47,0x78,0x8b,0x16,0x76,0x0b,0x7b,0x8e,0xb9,0x1a,0x62,
0x74,0xed,0x0b,0xa1,0x73,0x9b,0x7e,0x25,0x22,0x51,0xad,0x14,0xce,0x20,0xd4,0x3b,
0x10,0xf8,0x0a,0x17,0x53,0xbf,0x72,0x9c,0x45,0xc9,0x79,0xe7,0xcb,0x70,0x63,0x85
]
# The result of AES 128 ECB encryption where:
# plaintext = 0x32, 0x43, 0xf6, 0xa8, 0x88, 0x5a, 0x30, 0x8d, 0x31, 0x31, 0x98, 0xa2, 0xe0, 0x37, 0x07, 0x34
# key = 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c
encryption_result_128_ECB = [0x39, 0x25, 0x84, 0x1d, 0x02, 0xdc, 0x09, 0xfb, 0xdc, 0x11, 0x85, 0x97, 0x19, 0x6a, 0x0b, 0x32]