164 lines
5.6 KiB
C
164 lines
5.6 KiB
C
/*
|
|
* DIRENT.H (formerly DIRLIB.H)
|
|
* This file has no copyright assigned and is placed in the Public Domain.
|
|
* This file is a part of the mingw-runtime package.
|
|
* No warranty is given; refer to the file DISCLAIMER within the package.
|
|
*
|
|
*/
|
|
#ifndef _DIRENT_H_
|
|
#define _DIRENT_H_
|
|
#pragma GCC system_header
|
|
|
|
/* All the headers include this file. */
|
|
#include <_mingw.h>
|
|
|
|
#include <io.h>
|
|
|
|
#ifndef RC_INVOKED
|
|
|
|
_BEGIN_C_DECLS
|
|
|
|
struct dirent
|
|
{
|
|
long d_ino; /* Always zero. */
|
|
unsigned short d_reclen; /* Always sizeof struct dirent. */
|
|
unsigned short d_namlen; /* Length of name in d_name. */
|
|
unsigned d_type; /* File attributes */
|
|
char d_name[FILENAME_MAX]; /* File name. */
|
|
};
|
|
|
|
/* This opaque data type represents the private structure
|
|
* through which a directory stream is referenced.
|
|
*/
|
|
typedef struct __dirstream_t DIR;
|
|
|
|
DIR* __cdecl __MINGW_NOTHROW __mingw_opendir (const char*);
|
|
struct dirent* __cdecl __MINGW_NOTHROW __mingw_readdir (DIR*);
|
|
int __cdecl __MINGW_NOTHROW __mingw_closedir (DIR*);
|
|
void __cdecl __MINGW_NOTHROW __mingw_rewinddir (DIR*);
|
|
long __cdecl __MINGW_NOTHROW __mingw_telldir (DIR*);
|
|
void __cdecl __MINGW_NOTHROW __mingw_seekdir (DIR*, long);
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = opendir ))
|
|
DIR* __cdecl __MINGW_NOTHROW opendir (const char *__dirname)
|
|
{ return __mingw_opendir (__dirname); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = readdir ))
|
|
struct dirent* __cdecl __MINGW_NOTHROW readdir (DIR *__dir)
|
|
{ return __mingw_readdir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = closedir ))
|
|
int __cdecl __MINGW_NOTHROW closedir (DIR *__dir)
|
|
{ return __mingw_closedir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = rewinddir ))
|
|
void __cdecl __MINGW_NOTHROW rewinddir (DIR *__dir)
|
|
{ return __mingw_rewinddir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = telldir ))
|
|
long __cdecl __MINGW_NOTHROW telldir (DIR *__dir)
|
|
{ return __mingw_telldir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = seekdir ))
|
|
void __cdecl __MINGW_NOTHROW seekdir (DIR *__dir, long __loc)
|
|
{ return __mingw_seekdir (__dir, __loc); }
|
|
|
|
|
|
/* wide char versions */
|
|
|
|
struct _wdirent
|
|
{
|
|
long d_ino; /* Always zero. */
|
|
unsigned short d_reclen; /* Always size of struct _wdirent. */
|
|
unsigned short d_namlen; /* Length of name in d_name. */
|
|
unsigned d_type; /* File attributes */
|
|
wchar_t d_name[FILENAME_MAX]; /* File name. */
|
|
};
|
|
|
|
/* This opaque data type represents the private structure
|
|
* through which a wide directory stream is referenced.
|
|
*/
|
|
typedef struct __wdirstream_t _WDIR;
|
|
|
|
_WDIR* __cdecl __MINGW_NOTHROW __mingw__wopendir (const wchar_t*);
|
|
struct _wdirent* __cdecl __MINGW_NOTHROW __mingw__wreaddir (_WDIR*);
|
|
int __cdecl __MINGW_NOTHROW __mingw__wclosedir (_WDIR*);
|
|
void __cdecl __MINGW_NOTHROW __mingw__wrewinddir (_WDIR*);
|
|
long __cdecl __MINGW_NOTHROW __mingw__wtelldir (_WDIR*);
|
|
void __cdecl __MINGW_NOTHROW __mingw__wseekdir (_WDIR*, long);
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = _wopendir ))
|
|
_WDIR* __cdecl __MINGW_NOTHROW _wopendir (const wchar_t *__dirname)
|
|
{ return __mingw__wopendir (__dirname); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = _wreaddir ))
|
|
struct _wdirent* __cdecl __MINGW_NOTHROW _wreaddir (_WDIR *__dir)
|
|
{ return __mingw__wreaddir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = _wclosedir ))
|
|
int __cdecl __MINGW_NOTHROW _wclosedir (_WDIR *__dir)
|
|
{ return __mingw__wclosedir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = _wrewinddir ))
|
|
void __cdecl __MINGW_NOTHROW _wrewinddir (_WDIR *__dir)
|
|
{ return __mingw__wrewinddir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = _wtelldir ))
|
|
long __cdecl __MINGW_NOTHROW _wtelldir (_WDIR *__dir)
|
|
{ return __mingw__wtelldir (__dir); }
|
|
|
|
__CRT_ALIAS __JMPSTUB__(( FUNCTION = _wseekdir ))
|
|
void __cdecl __MINGW_NOTHROW _wseekdir (_WDIR *__dir, long __loc)
|
|
{ return __mingw__wseekdir (__dir, __loc); }
|
|
|
|
_END_C_DECLS
|
|
|
|
#if defined(_BSD_SOURCE) || defined(_WIN32)
|
|
/*
|
|
* BSD-ish systems define manifest constants for the d_type field;
|
|
* although probably only DT_REG and DT_DIR are useful on Win32, we
|
|
* try to map them as best we can from the _finddata.attrib field.
|
|
*
|
|
* The relevant Microsoft manifest values are:
|
|
*
|
|
* _A_NORMAL (0x0000) normal file: best fit for DT_REG
|
|
* _A_RDONLY (0x0001) read-only: no BSD d_type equivalent
|
|
* _A_HIDDEN (0x0002) hidden entity: no BSD equivalent
|
|
* _A_SYSTEM (0x0004) system entity: no BSD equivalent
|
|
* _A_VOLID (0x0008) volume label: no BSD equivalent
|
|
* _A_SUBDIR (0x0010) directory: best fit for DT_DIR
|
|
* _A_ARCH (0x0020) "dirty": no BSD equivalent
|
|
*
|
|
* Thus, we may immediately define:
|
|
*/
|
|
#define DT_REG _A_NORMAL
|
|
#define DT_DIR _A_SUBDIR
|
|
|
|
/* The remaining BSD d_type manifest values have no Win32 equivalents;
|
|
* we will define them artificially, and then we will ensure that our
|
|
* opendir()/readdir() implementation will never assign them; (we will
|
|
* substitute DT_UNKNOWN, but it would be unwise to simply make these
|
|
* equivalent to that, since an application is likely to simply check
|
|
* for d_type equal to any one of these defined types, and thus could
|
|
* mistakenly identify DT_UNKNOWN as being of the tested type):
|
|
*/
|
|
#define DT_BLK (((_A_SUBDIR) << 4) | DT_UNKNOWN)
|
|
#define DT_CHR (((_A_SUBDIR) << 5) | DT_UNKNOWN)
|
|
#define DT_FIFO (((_A_SUBDIR) << 6) | DT_UNKNOWN)
|
|
#define DT_LNK (((_A_SUBDIR) << 7) | DT_UNKNOWN)
|
|
#define DT_SOCK (((_A_SUBDIR) << 8) | DT_UNKNOWN)
|
|
|
|
/* No file system entity can ever be simultaneously a volume label
|
|
* and a directory; we will exploit this to unambiguously define:
|
|
*/
|
|
#define DT_UNKNOWN (_A_VOLID | _A_SUBDIR)
|
|
|
|
#define _DIRENT_HAVE_D_TYPE 1
|
|
#define _DIRENT_HAVE_D_RECLEN 1
|
|
#define _DIRENT_HAVE_D_NAMLEN 1
|
|
|
|
#endif /* _BSD_SOURCE */
|
|
#endif /* ! RC_INVOKED */
|
|
|
|
#endif /* !defined _DIRENT_H_ */
|