#ifndef crypto_scalarmult_curve25519_H
#define crypto_scalarmult_curve25519_H

#if 0
#include <stddef.h>
#endif

#include "export.h"

#ifdef __cplusplus
extern "C" {
#endif

#define crypto_scalarmult_curve25519_BYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_bytes(void);

#define crypto_scalarmult_curve25519_SCALARBYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_scalarbytes(void);

/*
* NOTE: Do not use the result of this function directly.
*
* Hash the result with the public keys in order to compute a shared
* secret key: H(q || client_pk || server_pk)
*
* Or unless this is not an option, use the crypto_kx() API instead.
*/
SODIUM_EXPORT
int crypto_scalarmult_curve25519(unsigned char *q, const unsigned char *n,
                                const unsigned char *p)
           __attribute__ ((warn_unused_result));

SODIUM_EXPORT
int crypto_scalarmult_curve25519_base(unsigned char *q, const unsigned char *n);

#ifdef __cplusplus
}
#endif

#endif
#ifndef crypto_scalarmult_curve25519_H
#define crypto_scalarmult_curve25519_H

#if 0
#include <stddef.h>
#endif

#include "export.h"

#ifdef __cplusplus
extern "C" {
#endif

#define crypto_scalarmult_curve25519_BYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_bytes(void);

#define crypto_scalarmult_curve25519_SCALARBYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_scalarbytes(void);

/*
* NOTE: Do not use the result of this function directly.
*
* Hash the result with the public keys in order to compute a shared
* secret key: H(q || client_pk || server_pk)
*
* Or unless this is not an option, use the crypto_kx() API instead.
*/
SODIUM_EXPORT
int crypto_scalarmult_curve25519(unsigned char *q, const unsigned char *n,
                                const unsigned char *p)
           __attribute__ ((warn_unused_result));

SODIUM_EXPORT
int crypto_scalarmult_curve25519_base(unsigned char *q, const unsigned char *n);

#ifdef __cplusplus
}
#endif

#endif
#ifndef crypto_scalarmult_curve25519_H
#define crypto_scalarmult_curve25519_H

#if 0
#include <stddef.h>
#endif

#include "export.h"

#ifdef __cplusplus
extern "C" {
#endif

#define crypto_scalarmult_curve25519_BYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_bytes(void);

#define crypto_scalarmult_curve25519_SCALARBYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_scalarbytes(void);

/*
* NOTE: Do not use the result of this function directly.
*
* Hash the result with the public keys in order to compute a shared
* secret key: H(q || client_pk || server_pk)
*
* Or unless this is not an option, use the crypto_kx() API instead.
*/
SODIUM_EXPORT
int crypto_scalarmult_curve25519(unsigned char *q, const unsigned char *n,
                                const unsigned char *p)
           __attribute__ ((warn_unused_result));

SODIUM_EXPORT
int crypto_scalarmult_curve25519_base(unsigned char *q, const unsigned char *n);

#ifdef __cplusplus
}
#endif

#endif
#ifndef crypto_scalarmult_curve25519_H
#define crypto_scalarmult_curve25519_H

#if 0
#include <stddef.h>
#endif

#include "export.h"

#ifdef __cplusplus
extern "C" {
#endif

#define crypto_scalarmult_curve25519_BYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_bytes(void);

#define crypto_scalarmult_curve25519_SCALARBYTES 32U
SODIUM_EXPORT
size_t crypto_scalarmult_curve25519_scalarbytes(void);

/*
* NOTE: Do not use the result of this function directly.
*
* Hash the result with the public keys in order to compute a shared
* secret key: H(q || client_pk || server_pk)
*
* Or unless this is not an option, use the crypto_kx() API instead.
*/
SODIUM_EXPORT
int crypto_scalarmult_curve25519(unsigned char *q, const unsigned char *n,
                                const unsigned char *p)
           __attribute__ ((warn_unused_result));

SODIUM_EXPORT
int crypto_scalarmult_curve25519_base(unsigned char *q, const unsigned char *n);

#ifdef __cplusplus
}
#endif

#endif