text: /**
   * Copyright (c) 2013-2014 Tomas Dzetkulic
   * Copyright (c) 2013-2014 Pavol Rusnak
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included
   * in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
   * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
   * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
   * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   * OTHER DEALINGS IN THE SOFTWARE.
   */
  
  #ifndef IBP_BIP39_H
  #define IBP_BIP39_H
  
  #include "support/allocators/secure.h"
  
  class CMnemonic
  {
  public:
      static SecureString Generate(int strength);    // strength in bits
      static SecureString FromData(const SecureVector& data, int len);
      static bool Check(SecureString mnemonic);
      // passphrase must be at most 256 characters or code may crash
      static void ToSeed(SecureString mnemonic, SecureString passphrase, SecureVector& seedRet);
  };
  
  #endif
  