int main(void)
{
seal_ctx sc;
unsigned int COUNT = 4096;
unsigned char plain1[COUNT], plain2[COUNT], ciphertext[COUNT];
int i, flag;
int j;
unsigned long temp, temp1;
unsigned char key[20] = {
0x67, 0x45, 0x23, 0x01, 0xef, 0xcd, 0xab, 0x89, 0x98, 0xba,
0xdc, 0xfe, 0x10, 0x32, 0x54, 0x76, 0xc3, 0xd2, 0xe1, 0xf0
};
printf("1 Key Setup\n");
seal_key(&sc, key);
printf("2 Data Setup\n");
for (i = 0; i < COUNT; i++) plain1[i] = 0;
for (i = 0; i < COUNT; i++) plain2[i] = 8;
for (i = 0; i < COUNT; i++) ciphertext[i] = 2*i;
printf("3 Encryption\n");
seal_encrypt(&sc, plain1, COUNT, ciphertext);
temp1 = temp = 0;
for (i = 0; i < COUNT; i++) {
for (j = 0; j < 4; j++) {
temp = temp << 8;
temp |= ciphertext[i];
}
temp1 ^= temp;
temp = 0;
}
printf("4 Decryption\n");
seal_key(&sc, key);
seal_decrypt(&sc, ciphertext, COUNT, plain2);
flag = 0;
for (i = 0; i < COUNT; i++)
if (plain2[i] != plain1[i]) {
flag = 1;
break;
}
if (flag) printf("Decryption failed\n");
else printf("Decryption succeeded\n");
return 0;
}
// SEAL
static dword
funcF(dword aKey)
{
byte key[20] = {
0x40, 0xF2, 0xFF, 0xB2, 0x69, 0xF6, 0xF1,
0xAF, 0x63, 0xF4, 0x5D, 0x41, 0x0E, 0x1C,
0x11, 0x9B, 0xF0, 0x45, 0xBE, 0xEA
};
dword buf[2] = {aKey, 0};
seal_ctx sc;
seal_key(&sc, key);
seal_encrypt(&sc, buf, 2);
return buf[0];
}
void seal_decrypt(seal_ctx *c, unsigned char *data_ptr, int w,
unsigned char *data2_ptr)
{
seal_encrypt(c, data_ptr, w, data2_ptr);
}
