release/src/router/libsodium/src/libsodium/include/sodium/crypto_stream_xsalsa20.h

   1 #ifndef crypto_stream_xsalsa20_H
   2 #define crypto_stream_xsalsa20_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 #define crypto_stream_xsalsa20_KEYBYTES 32U
  16 #define crypto_stream_xsalsa20_NONCEBYTES 24U
  17
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21
  22 SODIUM_EXPORT
  23 size_t crypto_stream_xsalsa20_keybytes(void);
  24
  25 SODIUM_EXPORT
  26 size_t crypto_stream_xsalsa20_noncebytes(void);
  27
  28 SODIUM_EXPORT
  29 const char * crypto_stream_xsalsa20_primitive(void);
  30
  31 SODIUM_EXPORT
  32 int crypto_stream_xsalsa20(unsigned char *,unsigned long long,const unsigned char *,const unsigned char *);
  33
  34 SODIUM_EXPORT
  35 int crypto_stream_xsalsa20_xor(unsigned char *,const unsigned char *,unsigned long long,const unsigned char *,const unsigned char *);
  36
  37 #ifdef __cplusplus
  38 }
  39 #endif
  40
  41 #define crypto_stream_xsalsa20_ref crypto_stream_xsalsa20
  42 #define crypto_stream_xsalsa20_ref_xor crypto_stream_xsalsa20_xor
  43
  44 #endif