gerrit.fd Code Review - trex.git/blob

   1 #ifndef crypto_stream_aes128ctr_H
   2 #define crypto_stream_aes128ctr_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 # if __GNUC__
  17 #  pragma GCC diagnostic ignored "-Wlong-long"
  18 # endif
  19 extern "C" {
  20 #endif
  21
  22 #define crypto_stream_aes128ctr_KEYBYTES 16U
  23 SODIUM_EXPORT
  24 size_t crypto_stream_aes128ctr_keybytes(void);
  25
  26 #define crypto_stream_aes128ctr_NONCEBYTES 16U
  27 SODIUM_EXPORT
  28 size_t crypto_stream_aes128ctr_noncebytes(void);
  29
  30 #define crypto_stream_aes128ctr_BEFORENMBYTES 1408U
  31 SODIUM_EXPORT
  32 size_t crypto_stream_aes128ctr_beforenmbytes(void);
  33
  34 SODIUM_EXPORT
  35 int crypto_stream_aes128ctr(unsigned char *out, unsigned long long outlen,
  36                             const unsigned char *n, const unsigned char *k);
  37
  38 SODIUM_EXPORT
  39 int crypto_stream_aes128ctr_xor(unsigned char *out, const unsigned char *in,
  40                                 unsigned long long inlen, const unsigned char *n,
  41                                 const unsigned char *k);
  42
  43 SODIUM_EXPORT
  44 int crypto_stream_aes128ctr_beforenm(unsigned char *c, const unsigned char *k);
  45
  46 SODIUM_EXPORT
  47 int crypto_stream_aes128ctr_afternm(unsigned char *out, unsigned long long len,
  48                                     const unsigned char *nonce, const unsigned char *c);
  49
  50 SODIUM_EXPORT
  51 int crypto_stream_aes128ctr_xor_afternm(unsigned char *out, const unsigned char *in,
  52                                         unsigned long long len,
  53                                         const unsigned char *nonce,
  54                                         const unsigned char *c);
  55
  56 #ifdef __cplusplus
  57 }
  58 #endif
  59
  60 #endif