BFile.h

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/*******************************************************************************
 *  BFile.h     BEAM BFile access class
 *          T.Barnaby,  BEAM Ltd,   27/11/95
 *  Copyright (c) 2012 All Right Reserved, Beam Ltd, http://www.beam.ltd.uk
 *******************************************************************************
 */
#ifndef BFILE_H
#define BFILE_H 1

#include    <stdio.h>
#include    <BTypes.h>
#include    <BString.h>
#include    <BError.h>

class BFile {
public:
            BFile();
            BFile(const BFile& file);           
            ~BFile();

    BError      open(BString name, BString mode);       
    BError      open(FILE* file);               
    BError      open(int fd, BString mode);         
    BError      close();                    
    
    int     isOpen();                   
    int     isEnd();                    
    FILE*       getFd();                    
    BUInt64     length();                   
    int     setVBuf(char* buf, int mode, size_t size);  

    int     read(void* buf, int nbytes);            
    int     readString(BString& str);           
    char*       fgets(char* buf, size_t size);

    int     write(const void* buf, int nbytes);     
    int     writeString(const BString& str);        

    int     seek(BUInt64 pos);              
    BUInt64     position();                 
    
    int     printf(const char* fmt, ...);           

    BError      truncate();                 
    BError      flush();                    
    BString     fileName();                 

    BFile&      operator=(const BFile& file);           
private:
    FILE*       ofile;
    BString     ofileName;
    BString     omode;
};

#endif