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#ifndef crypto_stream_xsalsa20_H
#define crypto_stream_xsalsa20_H
/*
* WARNING: This is just a stream cipher. It is NOT authenticated encryption.
* While it provides some protection against eavesdropping, it does NOT
* provide any security against active attacks.
* Unless you know what you're doing, what you are looking for is probably
* the crypto_box functions.
*/
#include <stddef.h>
#include "export.h"
#ifdef __cplusplus
# if __GNUC__
# pragma GCC diagnostic ignored "-Wlong-long"
# endif
extern "C" {
#endif
#define crypto_stream_xsalsa20_KEYBYTES 32U
SODIUM_EXPORT
size_t crypto_stream_xsalsa20_keybytes(void);
#define crypto_stream_xsalsa20_NONCEBYTES 24U
SODIUM_EXPORT
size_t crypto_stream_xsalsa20_noncebytes(void);
SODIUM_EXPORT
int crypto_stream_xsalsa20(unsigned char *c, unsigned long long clen,
const unsigned char *n, const unsigned char *k);
SODIUM_EXPORT
int crypto_stream_xsalsa20_xor(unsigned char *c, const unsigned char *m,
unsigned long long mlen, const unsigned char *n,
const unsigned char *k);
#ifdef __cplusplus
}
#endif
#endif
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