wsutil/xtea.h

   1 /** @file
   2  *
   3  * Implementation of XTEA cipher
   4  * By Ahmad Fatoum <ahmad[AT]a3f.at>
   5  * Copyright 2017 Ahmad Fatoum
   6  *
   7  * Wireshark - Network traffic analyzer
   8  * By Gerald Combs <gerald@wireshark.org>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * SPDX-License-Identifier: GPL-2.0-or-later
  12  */
  13
  14 #ifndef __XTEA_H__
  15 #define __XTEA_H__
  16
  17 /* Actual XTEA is big-endian, nevertheless there exist protocols that treat every block
  18  * as little endian, so we provide both
  19  */
  20 #include "wireshark.h"
  21
  22 WS_DLL_PUBLIC void decrypt_xtea_ecb(uint8_t plaintext[8], const uint8_t ciphertext[8], const uint32_t key[4], unsigned num_rounds);
  23
  24 WS_DLL_PUBLIC void decrypt_xtea_le_ecb(uint8_t plaintext[8], const uint8_t ciphertext[8], const uint32_t key[4], unsigned num_rounds);
  25
  26 #endif /* __XTEA_H__ */
  27
  28 /*
  29  * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
  30  *
  31  * Local variables:
  32  * c-basic-offset: 4
  33  * tab-width: 8
  34  * indent-tabs-mode: nil
  35  * End:
  36  *
  37  * vi: set shiftwidth=4 tabstop=8 expandtab:
  38  * :indentSize=4:tabSize=8:noTabs=true:
  39  */