/*
* Copyright 2010, Haiku. All rights reserved.
* Distributed under the terms of the MIT License.
*
* Authors:
*               Ithamar R. Adema <ithamar.adema@team-embedded.nl>
*/
#ifndef FILTERIO_H
#define FILTERIO_H


#include <DataIO.h>
#include <OS.h>


class BString;


class FilterIO : public BDataIO
{
public:
                                                FilterIO(int argc, const char** argv,
                                                        const char** envp = NULL);
                                                FilterIO(const BString& cmdline);
                                                ~FilterIO();

                        status_t        InitCheck() const
                                                {
                                                        return fInitErr;
                                                }

                        ssize_t         Read(void* buffer, size_t size);
                        ssize_t         Write(const void* buffer, size_t size);
private:
                        int                     fStdIn, fStdOut, fStdErr;
                        thread_id       fThreadId;
                        status_t        fInitErr;

                        status_t        InitData(int argc, const char** argv,
                                                        const char** envp = NULL);
                        thread_id       PipeCommand(int argc, const char** argv, int& in,
                                                        int& out, int& err, const char** envp = NULL);
};

#endif // FILTERIO_H