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#ifndef crypto_aead_chacha20poly1305_H
#define crypto_aead_chacha20poly1305_H
#include <stddef.h>
#include "export.h"
#ifdef __cplusplus
# if __GNUC__
# pragma GCC diagnostic ignored "-Wlong-long"
# endif
extern "C" {
#endif
#define crypto_aead_chacha20poly1305_KEYBYTES 32U
SODIUM_EXPORT
size_t crypto_aead_chacha20poly1305_keybytes(void);
#define crypto_aead_chacha20poly1305_NSECBYTES 0U
SODIUM_EXPORT
size_t crypto_aead_chacha20poly1305_nsecbytes(void);
#define crypto_aead_chacha20poly1305_NPUBBYTES 8U
SODIUM_EXPORT
size_t crypto_aead_chacha20poly1305_npubbytes(void);
#define crypto_aead_chacha20poly1305_ABYTES 16U
SODIUM_EXPORT
size_t crypto_aead_chacha20poly1305_abytes(void);
SODIUM_EXPORT
int crypto_aead_chacha20poly1305_encrypt(unsigned char *c,
unsigned long long *clen,
const unsigned char *m,
unsigned long long mlen,
const unsigned char *ad,
unsigned long long adlen,
const unsigned char *nsec,
const unsigned char *npub,
const unsigned char *k);
SODIUM_EXPORT
int crypto_aead_chacha20poly1305_decrypt(unsigned char *m,
unsigned long long *mlen,
unsigned char *nsec,
const unsigned char *c,
unsigned long long clen,
const unsigned char *ad,
unsigned long long adlen,
const unsigned char *npub,
const unsigned char *k);
#ifdef __cplusplus
}
#endif
#endif
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