ExternalDataSource.h

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/*---------------------------------------------------------------------\
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|                      __   __    ____ _____ ____                      |
|                      \ \ / /_ _/ ___|_   _|___ \                     |
|                       \ V / _` \___ \ | |   __) |                    |
|                        | | (_| |___) || |  / __/                     |
|                        |_|\__,_|____/ |_| |_____|                    |
|                                                                      |
|                               core system                            |
|                                                        (C) SuSE GmbH |
\----------------------------------------------------------------------/

   File:       ExternalDataSource.h

   Author:     Andreas Schwab <schwab@suse.de>
   Maintainer: Thomas Roelz <tom@suse.de>

/-*/

#ifndef ExternalDataSource_h
#define ExternalDataSource_h

#include <stdio.h>

#include <string>

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; }
};


#endif // ExternalDataSource_h