src/drift/Directory.h

//@[email protected]@
/***********************************************************************\
|                    Drift Standard Libraries v1.01                     |
|            Copyright 2010-2020 Drift Solutions / Indy Sams            |
| Docs and more information available at https://www.driftsolutions.dev |
|          This file released under the 3-clause BSD license,           |
|            see included DSL.LICENSE.TXT file for details.             |
\***********************************************************************/
//@[email protected]@

#ifndef __DSL_DIRECTORY_H__
#define __DSL_DIRECTORY_H__

#ifdef __GLIBC__
        #if __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 24)
                #warning "Old glibc, using readdir_r"
                #define __DSL_USE_READDIR_R__ 1
        #endif
#endif

class DSL_API_CLASS Directory {
private:
        union {
                char * mDir;
                wchar_t * wDir;
        };
        #if defined(WIN32)
                HANDLE hFind;
                union {
                        WIN32_FIND_DATAA wfdA;
                        WIN32_FIND_DATAW wfdW;
                };
        #else
                DIR * hFind;
                #if defined(__DSL_USE_READDIR_R__)
                        dirent * last_res;
                #endif
        #endif

public:
        Directory();
        Directory(const char * dir); 
        Directory(const wchar_t * dir); 
        ~Directory();

        bool Open(const char * dir); 
        bool Open(const wchar_t * dir); 

        bool Read(char * buf, unsigned long bufSize, bool * is_dir=NULL, int64 * size=NULL);
        bool Read(wchar_t * buf, unsigned long bufSize, bool * is_dir = NULL, int64 * size = NULL);

        void Close(); 
};

#endif // __DSL_DIRECTORY_H__

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