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#ifndef crypto_scalarmult_curve25519_H
#define crypto_scalarmult_curve25519_H
#include <stddef.h>
#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 for key exchange.
*
* 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)) __attribute__ ((nonnull));
SODIUM_EXPORT
int crypto_scalarmult_curve25519_base(unsigned char *q,
const unsigned char *n)
__attribute__ ((nonnull));
#ifdef __cplusplus
}
#endif
#endif
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