int crypto_private_key_sign_pkcs1(struct crypto_private_key *key,
const u8 *in, size_t inlen,
u8 *out, size_t *outlen)
{
return pkcs1_encrypt(1, (struct crypto_rsa_key *) key,
1, in, inlen, out, outlen);
}
int crypto_public_key_encrypt_pkcs1_v15(struct crypto_public_key *key,
const u8 *in, size_t inlen,
u8 *out, size_t *outlen)
{
return pkcs1_encrypt(2, (struct crypto_rsa_key *) key,
0, in, inlen, out, outlen);
}
int
rsa_encrypt(const struct rsa_public_key *key,
/* For padding */
void *random_ctx, nettle_random_func *random,
size_t length, const uint8_t *message,
mpz_t gibberish)
{
if (pkcs1_encrypt (key->size, random_ctx, random,
length, message, gibberish))
{
mpz_powm(gibberish, gibberish, key->e, key->n);
return 1;
}
else
return 0;
}
