int
main (int argc, char *argv[])
{
- struct GNUNET_CRYPTO_PaillierPlaintext plaintext;
- struct GNUNET_CRYPTO_PaillierPlaintext plaintext_result;
- struct GNUNET_CRYPTO_PaillierCiphertext ciphertext;
+ int ret;
+ gcry_mpi_t m1;
+ gcry_mpi_t m2;
+ gcry_mpi_t result;
+ gcry_mpi_t hom_result;
+ struct GNUNET_CRYPTO_PaillierCiphertext c1;
+ struct GNUNET_CRYPTO_PaillierCiphertext c2;
+ struct GNUNET_CRYPTO_PaillierCiphertext c_result;
+
struct GNUNET_CRYPTO_PaillierPublicKey public_key;
struct GNUNET_CRYPTO_PaillierPrivateKey private_key;
GNUNET_CRYPTO_paillier_create (&public_key, &private_key);
- GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, &plaintext, sizeof plaintext);
- plaintext.bits[0] = 0;
+ GNUNET_assert (NULL != (m1 = gcry_mpi_new (GNUNET_CRYPTO_PAILLIER_BITS-1)));
+ GNUNET_assert (NULL != (m2 = gcry_mpi_new (GNUNET_CRYPTO_PAILLIER_BITS-1)));
+ GNUNET_assert (NULL != (hom_result = gcry_mpi_new (GNUNET_CRYPTO_PAILLIER_BITS)));
+ gcry_mpi_randomize (m1, GNUNET_CRYPTO_PAILLIER_BITS-1, GCRY_WEAK_RANDOM);
+ gcry_mpi_randomize (m2, GNUNET_CRYPTO_PAILLIER_BITS-1, GCRY_WEAK_RANDOM);
+ gcry_mpi_add(result,m1,m2);
- GNUNET_CRYPTO_paillier_encrypt (&public_key, &plaintext, &ciphertext);
+ if (1 != (ret = GNUNET_CRYPTO_paillier_encrypt (&public_key, m1, &c1))){
+ printf ("GNUNET_CRYPTO_paillier_encrypt failed, should return 1 allowed operation, got %d!\n", ret);
+ return 1;
+ }
+
+ GNUNET_CRYPTO_paillier_encrypt (&public_key, m2, &c2);
+ if (0 != (ret = GNUNET_CRYPTO_paillier_hom_add (&public_key, &c1,&c2, &c_result))){
+ printf ("GNUNET_CRYPTO_paillier_hom_add failed, expected 0 remaining operations, got %d!\n", ret);
+ return 1;
+ }
+
GNUNET_CRYPTO_paillier_decrypt (&private_key, &public_key,
- &ciphertext, &plaintext_result);
+ &c_result, hom_result);
- if (0 != memcmp (&plaintext, &plaintext_result, sizeof plaintext))
+ if (0 != gcry_mpi_cmp(result, hom_result))
+ printf ("GNUNET_CRYPTO_paillier miscalculated!\n");
return 1;
+
return 0;
}
-/* end of test_crypto_paillier.c */
+/* end of test_crypto_paillier.c */
\ No newline at end of file