1 #ifndef crypto_stream_salsa208_H
2 #define crypto_stream_salsa208_H
3 
4 /*
5  *  WARNING: This is just a stream cipher. It is NOT authenticated encryption.
6  *  While it provides some protection against eavesdropping, it does NOT
7  *  provide any security against active attacks.
8  *  Unless you know what you're doing, what you are looking for is probably
9  *  the crypto_box functions.
10  */
11 
12 #include <stddef.h>
13 #include "export.h"
14 
15 #ifdef __cplusplus
16 # ifdef __GNUC__
17 #  pragma GCC diagnostic ignored "-Wlong-long"
18 # endif
19 extern "C" {
20 #endif
21 
22 #define crypto_stream_salsa208_KEYBYTES 32U
23 SODIUM_EXPORT
24 size_t crypto_stream_salsa208_keybytes(void)
25             __attribute__ ((deprecated));
26 
27 #define crypto_stream_salsa208_NONCEBYTES 8U
28 SODIUM_EXPORT
29 size_t crypto_stream_salsa208_noncebytes(void)
30             __attribute__ ((deprecated));
31 
32 #define crypto_stream_salsa208_MESSAGEBYTES_MAX SODIUM_SIZE_MAX
33     SODIUM_EXPORT
34 size_t crypto_stream_salsa208_messagebytes_max(void)
35             __attribute__ ((deprecated));
36 
37 SODIUM_EXPORT
38 int crypto_stream_salsa208(unsigned char *c, unsigned long long clen,
39                            const unsigned char *n, const unsigned char *k)
40             __attribute__ ((deprecated));
41 
42 SODIUM_EXPORT
43 int crypto_stream_salsa208_xor(unsigned char *c, const unsigned char *m,
44                                unsigned long long mlen, const unsigned char *n,
45                                const unsigned char *k)
46             __attribute__ ((deprecated));
47 
48 SODIUM_EXPORT
49 void crypto_stream_salsa208_keygen(unsigned char k[crypto_stream_salsa208_KEYBYTES])
50             __attribute__ ((deprecated));
51 
52 #ifdef __cplusplus
53 }
54 #endif
55 
56 #endif
57