data_snk.cpp

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/*
* DataSink
* (C) 1999-2007 Jack Lloyd
*     2005 Matthew Gregan
*
* Distributed under the terms of the Botan license
*/
 
#include <botan/data_snk.h>
#include <botan/exceptn.h>
#include <fstream>
 
namespace Botan {
 
/*
* Write to a stream
*/
void DataSink_Stream::write(const byte out[], size_t length)
   {
   sink.write(reinterpret_cast<const char*>(out), length);
   if(!sink.good())
      throw Stream_IO_Error("DataSink_Stream: Failure writing to " +
                            identifier);
   }
 
/*
* DataSink_Stream Constructor
*/
DataSink_Stream::DataSink_Stream(std::ostream& out,
                                 const std::string& name) :
   identifier(name),
   sink_p(0),
   sink(out)
   {
   }
 
/*
* DataSink_Stream Constructor
*/
DataSink_Stream::DataSink_Stream(const std::string& path,
                                 bool use_binary) :
   identifier(path),
   sink_p(new std::ofstream(
             path.c_str(),
             use_binary ? std::ios::binary : std::ios::out)),
   sink(*sink_p)
   {
   if(!sink.good())
      {
      delete sink_p;
      throw Stream_IO_Error("DataSink_Stream: Failure opening " + path);
      }
   }
 
/*
* DataSink_Stream Destructor
*/
DataSink_Stream::~DataSink_Stream()
   {
   delete sink_p;
   }
 
}