static void test_cts()
{
static const char input[4*16] =
"I would like the General Gau's Chicken, please, and wonton soup.";
static const unsigned char aeskey[16] = "chicken teriyaki";
static const int lengths[] = { 17, 31, 32, 47, 48, 64 };
extern krb5_error_code krb5int_aes_encrypt(const krb5_keyblock *,
const krb5_data *,
const krb5_data *,
krb5_data *);
int i;
char outbuf[64], encivbuf[16], decivbuf[16], outbuf2[64];
krb5_data in, out, enciv, deciv, out2;
krb5_keyblock key;
krb5_error_code err;
in.data = input;
out.data = outbuf;
out2.data = outbuf2;
enciv.length = deciv.length = 16;
enciv.data = encivbuf;
deciv.data = decivbuf;
key.contents = aeskey;
key.length = 16;
memset(enciv.data, 0, 16);
printk("AES 128-bit key", &key);
for (i = 0; i < sizeof(lengths)/sizeof(lengths[0]); i++) {
memset(enciv.data, 0, 16);
memset(deciv.data, 0, 16);
printf("\n");
in.length = out.length = lengths[i];
printd("IV", &enciv);
err = krb5int_aes_encrypt(&key, &enciv, &in, &out);
if (err) {
printf("error %ld from krb5int_aes_encrypt\n", (long)err);
exit(1);
}
printd("Input", &in);
printd("Output", &out);
printd("Next IV", &enciv);
out2.length = out.length;
err = krb5int_aes_decrypt(&key, &deciv, &out, &out2);
if (err) {
printf("error %ld from krb5int_aes_decrypt\n", (long)err);
exit(1);
}
if (out2.length != in.length
|| memcmp(in.data, out2.data, in.length)) {
printd("Decryption result DOESN'T MATCH", &out2);
exit(1);
}
if (memcmp(enciv.data, deciv.data, 16)) {
printd("Decryption IV result DOESN'T MATCH", &deciv);
exit(1);
}
}
}
static void test_cts()
{
static const char input[4*16] =
"I would like the General Gau's Chicken, please, and wonton soup.";
static const unsigned char aeskey[16] = "chicken teriyaki";
static const int lengths[] = { 17, 31, 32, 47, 48, 64 };
unsigned int i;
char outbuf[64], encivbuf[16], decivbuf[16];
krb5_crypto_iov iov;
krb5_data in, enciv, deciv;
krb5_keyblock keyblock;
krb5_key key;
krb5_error_code err;
iov.flags = KRB5_CRYPTO_TYPE_DATA;
iov.data.data = outbuf;
in.data = (char *)input;
enciv.length = deciv.length = 16;
enciv.data = encivbuf;
deciv.data = decivbuf;
keyblock.contents = (krb5_octet *)aeskey;
keyblock.length = 16;
keyblock.enctype = ENCTYPE_AES128_CTS_HMAC_SHA1_96;
err = krb5_k_create_key(NULL, &keyblock, &key);
if (err) {
printf("error %ld from krb5_k_create_key\n", (long)err);
exit(1);
}
memset(enciv.data, 0, 16);
printk("AES 128-bit key", &keyblock);
for (i = 0; i < sizeof(lengths)/sizeof(lengths[0]); i++) {
memset(enciv.data, 0, 16);
memset(deciv.data, 0, 16);
printf("\n");
iov.data.length = in.length = lengths[i];
memcpy(outbuf, input, lengths[i]);
printd("IV", &enciv);
err = krb5int_aes_encrypt(key, &enciv, &iov, 1);
if (err) {
printf("error %ld from krb5int_aes_encrypt\n", (long)err);
exit(1);
}
printd("Input", &in);
printd("Output", &iov.data);
printd("Next IV", &enciv);
err = krb5int_aes_decrypt(key, &deciv, &iov, 1);
if (err) {
printf("error %ld from krb5int_aes_decrypt\n", (long)err);
exit(1);
}
if (memcmp(outbuf, input, lengths[i]) != 0) {
printd("Decryption result DOESN'T MATCH", &iov.data);
exit(1);
}
if (memcmp(enciv.data, deciv.data, 16)) {
printd("Decryption IV result DOESN'T MATCH", &deciv);
exit(1);
}
}
krb5_k_free_key(NULL, key);
}
static void enc()
{
krb5int_aes_encrypt(&enc_key, &ivec, &in, &out);
}
