void main()
{
DWORD pdwRoundKey[32]; // Round keys for encryption or decryption
BYTE pbUserKey[16] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // User secret key
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
BYTE pbData[16] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, // input plaintext to be encrypted
0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F};
int i;
// Print user secret key
printf ("Key : ");
for (i=0;i<16;i++)
printf("%02X ",pbUserKey[i]);
// Print plaintext to be encrypted
printf ("\nPlaintext : ");
for (i=0;i<16;i++)
printf("%02X ",pbData[i]);
// Derive roundkeys from user secret key
SeedRoundKey(
pdwRoundKey,
pbUserKey);
// Encryption
printf ("\n\nEncryption....\n");
SeedEncrypt(
pbData,
pdwRoundKey);
// print encrypted data(ciphertext)
printf ("Ciphertext : ");
for (i=0;i<16;i++)
printf("%02X ",pbData[i]);
// Decryption
printf ("\n\nDecryption....\n");
SeedDecrypt(
pbData,
pdwRoundKey);
// Print decrypted data(plaintext)
printf ("Plaintext : ");
for (i=0;i<16;i++)
printf("%02X ",pbData[i]);
// Print round keys at round i
printf ("\n\nRound Key : \n");
for (i=0;i<16;i++) {
printf("K%2d,0 : %08X\t", i+1, pdwRoundKey[2*i]);
printf("K%2d,1 : %08X\n", i+1, pdwRoundKey[2*i+1]);
}
}
void CMessageDispatcher::InitSEEDEncrypt()
{
SeedRoundKey(pdwRoundKey, pbUserKey);
}
