ExternalDataSource.h

Go to the documentation of this file.

/*---------------------------------------------------------------------\
|                          ____ _   __ __ ___                          |
|                         |__  / \ / / . \ . \                         |
|                           / / \ V /|  _/  _/                         |
|                          / /__ | | | | | |                           |
|                         /_____||_| |_| |_|                           |
|                                                                      |
\---------------------------------------------------------------------*/
#ifndef ZYPP_EXTERNALDATASOURCE_H
#define ZYPP_EXTERNALDATASOURCE_H

#include <stdio.h>

#include <string>
#include <optional>
#include <zypp-core/base/IOTools.h>

namespace zypp {
  namespace externalprogram {

    class ZYPP_API ExternalDataSource
    {
    protected:
      FILE *inputfile;
      FILE *outputfile;

    private:
      char *linebuffer;
      size_t linebuffer_size;

    public:
      ExternalDataSource( FILE *inputfile = 0, FILE *outputfile = 0 );

      virtual ~ExternalDataSource ();

      bool send( const char *buffer, size_t length );

      bool send( std::string s );

      size_t receive( char *buffer, size_t length );

      std::string receiveLine();

      std::string receiveLine( io::timeout_type timeout );

      std::string receiveUpto( char c );

      std::string receiveUpto( char c, io::timeout_type timeout );

      void setBlocking( bool mode );

      virtual int close();

      FILE *inputFile() const  { return inputfile; }

      FILE *outputFile() const { return outputfile; }
    };

  } // namespace externalprogram
} // namespace zypp

#endif // ZYPP_EXTERNALDATASOURCE_H