Rijndael: A Successor to the Data Encryption Standard - Cryptography in C and C++ - page 233

Note that for the following access to the table of powers of g , the reduction of the
exponent m+n=LogTable[f] + LogTable[h] is unnecessary.

return (AntiLogTable[LogTable[f] + LogTable[h]]);

}
else
{

return 0;

}

}

Table 11-3. Logarithms to base g ( x )= x +1 (e.g., log g ( x ) 2=25=19 in hexadecimal,
log g ( x ) 255=7 ).

00 19 01 32 02 1A C6 4B C7 1B 68 33 EE DF 03

64 04 E0 0E 34 8D 81 EF 4C 71 08 C8 F8 69 1C C1

7D C2 1D B5 F9 B9 27 6A 4D E4 A6 72 9A C9 09 78

65 2F 8A 05 21 0F E1 24 12 F0 82 45 35 93 DA 8E

96 8F DB BD 36 D0 CE 94 13 5C D2 F1 40 46 83 38

66 DD FD 30 BF 06 8B 62 B3 25 E2 98 22 88 91 10

7E 6E 48 C3 A3 B6 1E 42 3A 6B 28 54 FA 85 3D BA

2B 79 0A 15 9B 9F 5E CA 4E D4 AC E5 F3 73 A7 57

AF 58 A8 50 F4 EA D6 74 4F AE E9 D5 E7 E6 AD E8

2C D7 75 7A EB 16 0B F5 59 CB 5F B0 9C A9 51 A0

7F 0C F6 6F 17 C4 49 EC D8 43 1F 2D A4 76 7B B7

CC BB 3E 5A FB 60 B1 86 3B 52 A1 6C AA 55 29 9D

97 B2 87 90 61 BE DC FC BC 95 CF CD 37 3F 5B D1

53 39 84 3C 41 A2 6D 47 14 2A 9E 5D 56 F2 D3 AB

44 11 92 D9 23 20 2E 89 B4 7C B8 26 77 99 E3 A5

67 4A ED DE C5 31 FE 18 0D 63 8C 80 C0 F7 70 07