ed25519.h

#ifndef ED25519_H
#define ED25519_H

#include <stdlib.h>

#if defined(__cplusplus)
extern "C" {
#endif

typedef unsigned char ed25519_signature[64];
typedef unsigned char ed25519_public_key[32];
typedef unsigned char ed25519_secret_key[32];

void ed25519_publickey(const ed25519_secret_key sk, ed25519_public_key pk);

int ed25519_sign_open(const unsigned char *m, size_t mlen,
                      const ed25519_public_key pk, const ed25519_signature RS);

void ed25519_sign(const unsigned char *m, size_t mlen,
                  const ed25519_secret_key sk, const ed25519_public_key pk,
                  ed25519_signature RS);

int ed25519_sign_open_batch(const unsigned char **m, size_t *mlen,
                            const unsigned char **pk, const unsigned char **RS,
                            size_t num, int *valid);

void ed25519_randombytes_unsafe(void *out, size_t count);

void curved25519_scalarmult_basepoint(ed25519_public_key pk,
                                      const ed25519_secret_key sk);

#if defined(__cplusplus)
}
#endif

#endif  // ED25519_H