52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
|
|
#ifndef crypto_scalarmult_ed25519_H
|
|
#define crypto_scalarmult_ed25519_H
|
|
|
|
#include <stddef.h>
|
|
|
|
#include "export.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define crypto_scalarmult_ed25519_BYTES 32U
|
|
SODIUM_EXPORT
|
|
size_t crypto_scalarmult_ed25519_bytes(void);
|
|
|
|
#define crypto_scalarmult_ed25519_SCALARBYTES 32U
|
|
SODIUM_EXPORT
|
|
size_t crypto_scalarmult_ed25519_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_ed25519(unsigned char *q, const unsigned char *n,
|
|
const unsigned char *p)
|
|
__attribute__ ((warn_unused_result)) __attribute__ ((nonnull));
|
|
|
|
SODIUM_EXPORT
|
|
int crypto_scalarmult_ed25519_noclamp(unsigned char *q, const unsigned char *n,
|
|
const unsigned char *p)
|
|
__attribute__ ((warn_unused_result)) __attribute__ ((nonnull));
|
|
|
|
SODIUM_EXPORT
|
|
int crypto_scalarmult_ed25519_base(unsigned char *q, const unsigned char *n)
|
|
__attribute__ ((nonnull));
|
|
|
|
SODIUM_EXPORT
|
|
int crypto_scalarmult_ed25519_base_noclamp(unsigned char *q, const unsigned char *n)
|
|
__attribute__ ((nonnull));
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|