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#include <assert.h>
#include "crypto.h"
#include "random.h"
using namespace crypto;
int main(int argc, char *argv[]) {
char message[10];
hash mh;
public_key pk1, pk2;
secret_key sk1, sk2;
key_image ki;
public_key *ppk[2];
signature sig[2];
bool res;
/* Call this before using functions that depend on randomness. */
init_random();
/* Generate a random message. */
generate_random_bytes(sizeof message, message);
/* Find its hash */
keccak(message, sizeof message, mh);
/* Generate some keys */
generate_keys(pk1, sk1);
generate_keys(pk2, sk2);
/* Sign the message */
generate_signature(mh, pk1, sk1, sig[0]);
/* Check the signature */
res = check_signature(mh, pk1, sig[0]);
assert(res);
/* Sign the message using ring signature */
/* First, generate a key image */
generate_key_image(pk2, sk2, ki);
/* Then, generate the signature */
ppk[0] = &pk1;
ppk[1] = &pk2;
generate_ring_signature(mh, ki, ppk, 2, sk2, 1, sig);
/* Check it */
res = check_ring_signature(mh, ki, ppk, 2, sig);
assert(res);
return 0;
}
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