libutils/source/fs/CFile.hpp

#ifndef CFILE_HPP_
#define CFILE_HPP_

#include <stdio.h>
#include <string>
#include <string.h>
#include <fcntl.h>
#include <dynamic_libs/os_types.h>
#include <unistd.h>

class CFile {
public:
    enum eOpenTypes {
        ReadOnly,
        WriteOnly,
        ReadWrite,
        Append
    };

    CFile();
    CFile(const std::string & filepath, eOpenTypes mode);
    CFile(const u8 * memory, s32 memsize);
    virtual ~CFile();

    s32 open(const std::string & filepath, eOpenTypes mode);
    s32 open(const u8 * memory, s32 memsize);

    bool isOpen() const {
        if(iFd >= 0)
            return true;

        if(mem_file)
            return true;

        return false;
    }

    void close();

    s32 read(u8 * ptr, size_t size);
    s32 write(const u8 * ptr, size_t size);
    s32 fwrite(const char *format, ...);
    s32 seek(long int offset, s32 origin);
    u64 tell() {
        return pos;
    };
    u64 size() {
        return filesize;
    };
    void rewind() {
        this->seek(0, SEEK_SET);
    };

protected:
    s32 iFd;
    const u8 * mem_file;
    u64 filesize;
    u64 pos;
};

#endif