Subversion Repositories reedsolomon

//----------------------------------------------------------------------//

// The MIT License 

// 

// Copyright (c) 2010 Abhinav Agarwal, Alfred Man Cheuk Ng

// Contact: abhiag@gmail.com

// 

// 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.

//----------------------------------------------------------------------//

#include <iostream>

#include <fstream>

using namespace std;

extern "C"

{

   void loadByteStream (void);

   char getNextStreamByte (void);

   void storeByteStream (void);

   void putNextStreamByte (unsigned char byte);

   void putMACData (unsigned char n, unsigned char t);

   unsigned char isStreamActive (void);

   void closeOutputFile ();

}

ifstream ifs_Input;

ofstream ofs_Output;

//---------------------------------------------------------------------

void loadByteStream (void)

{

   cout << "  reading from file '" << DATA_FILE_PATH << "'" << endl;

   ifs_Input.open (DATA_FILE_PATH);

   if (false == ifs_Input.is_open ())

      cout << "[ERROR]  failed to open input file." << endl;

}

//---------------------------------------------------------------------

char getNextStreamByte (void)

{

   int byte;

   ifs_Input >> byte;

   if (true == ifs_Input.eof ())

      cout << "  end of file reached." << endl;

   return (unsigned char) byte;

}

//---------------------------------------------------------------------

void storeByteStream (void)

{

   cout << "  writing to file '" << OUT_DATA_FILE_PATH << "'" << endl;

   ofs_Output.open (OUT_DATA_FILE_PATH);

   if (false == ofs_Output.is_open ())

      cout << "[ERROR]  failed to open output file." << endl;

}

//---------------------------------------------------------------------

void putNextStreamByte (unsigned char byte)

{

   ofs_Output << (int) byte << endl;

}

//---------------------------------------------------------------------

void putMACData (unsigned char n, unsigned char t)

{

   ofs_Output << (int) n << ' ' << (int)t << endl;

}

//---------------------------------------------------------------------

unsigned char isStreamActive (void)

{

   return ((true == ifs_Input.is_open ()) && (false == ifs_Input.eof ()));

}

//---------------------------------------------------------------------

void closeOutputFile ()

{

   ofs_Output.flush ();

   ofs_Output.close ();

}