mirror of
https://github.com/oxen-io/lokinet.git
synced 2024-11-02 03:40:12 +00:00
66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
#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 <stdint.h>
|
|
#include "export.h"
|
|
|
|
#ifdef __cplusplus
|
|
#ifdef __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);
|
|
|
|
#define crypto_stream_xsalsa20_MESSAGEBYTES_MAX SODIUM_SIZE_MAX
|
|
SODIUM_EXPORT
|
|
size_t
|
|
crypto_stream_xsalsa20_messagebytes_max(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);
|
|
|
|
SODIUM_EXPORT
|
|
int
|
|
crypto_stream_xsalsa20_xor_ic(unsigned char *c, const unsigned char *m,
|
|
unsigned long long mlen, const unsigned char *n,
|
|
uint64_t ic, const unsigned char *k);
|
|
|
|
SODIUM_EXPORT
|
|
void
|
|
crypto_stream_xsalsa20_keygen(
|
|
unsigned char k[crypto_stream_xsalsa20_KEYBYTES]);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|