60 lines
1.3 KiB
C++
60 lines
1.3 KiB
C++
#ifndef INCLUDED_FILEIO_STREAM_H
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#define INCLUDED_FILEIO_STREAM_H
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#include <string>
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#include <cstdio>
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#include "eca-fileio.h"
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/**
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* File-I/O and buffering routines using normal file streams.
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*/
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class ECA_FILE_IO_STREAM : public ECA_FILE_IO {
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public:
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ECA_FILE_IO_STREAM (void) { }
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virtual ~ECA_FILE_IO_STREAM(void);
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// --
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// Open/close routines
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// ---
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virtual void open_file(const std::string& fname, const std::string& fmode);
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virtual void open_stdin(void);
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virtual void open_stdout(void);
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virtual void open_stderr(void);
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virtual void close_file(void);
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// --
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// Normal file operations
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// ---
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virtual void read_to_buffer(void* obuf, off_t bytes);
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virtual void write_from_buffer(void* obuf, off_t bytes);
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virtual void set_file_position(off_t newpos);
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virtual void set_file_position_advance(off_t fw);
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virtual void set_file_position_end(void);
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virtual off_t get_file_position(void) const;
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virtual off_t get_file_length(void) const;
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// --
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// Status
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// ---
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virtual bool is_file_ready(void) const;
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virtual bool is_file_error(void) const;
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virtual off_t file_bytes_processed(void) const;
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virtual const std::string& file_mode(void) const { return(mode_rep); }
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private:
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FILE *f1;
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off_t curpos_rep;
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off_t last_rep;
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std::string mode_rep;
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std::string fname_rep;
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bool standard_mode;
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};
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#endif
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