ExternalDataSource.h

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#ifndef ZYPP_EXTERNALDATASOURCE_H
#define ZYPP_EXTERNALDATASOURCE_H

#include <stdio.h>

#include <string>

namespace zypp {
  namespace externalprogram {

    class 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 receiveUpto(char c);
      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