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Diffstat (limited to 'src/lib/nt/ntdir.h')
| -rw-r--r-- | src/lib/nt/ntdir.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/lib/nt/ntdir.h b/src/lib/nt/ntdir.h new file mode 100644 index 0000000..c6d6c3c --- /dev/null +++ b/src/lib/nt/ntdir.h @@ -0,0 +1,154 @@ +/* $Id: ntdir.h 3005 2016-11-06 00:07:37Z bird $ */ +/** @file + * MSC + NT opendir, readdir, closedir and friends. + */ + +/* + * Copyright (c) 2005-2013 knut st. osmundsen <bird-kBuild-spamx@anduin.net> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Alternatively, the content of this file may be used under the terms of the + * GPL version 2 or later, or LGPL version 2.1 or later. + */ + +#ifndef ___nt_ntdir_h +#define ___nt_ntdir_h + +#include "nttypes.h" +#include "ntstat.h" + +typedef struct dirent +{ + /** Optional stat information. + * Only provided if using birdDirOpenExtraInfo(). */ + BirdStat_T d_stat; + /** The record length. */ + unsigned __int16 d_reclen; + /** The name length. */ + unsigned __int16 d_namlen; + /** The name type. */ + unsigned char d_type; + /** The name. */ + char d_name[512 - sizeof(BirdStat_T) - 2 - 2 - 1]; +} BirdDirEntry_T; + +typedef struct direntw +{ + /** Optional stat information. + * Only provided if using birdDirOpenExtraInfo(). */ + BirdStat_T d_stat; + /** The record length. */ + unsigned __int16 d_reclen; + /** The name length (in wchar_t). */ + unsigned __int16 d_namlen; + /** The name type. */ + unsigned char d_type; + /** The name. */ + wchar_t d_name[512 - sizeof(BirdStat_T) - 2 - 2 - 1]; +} BirdDirEntryW_T; + +#define d_ino d_stat.st_ino; + +/** @name d_type values. + * @{ */ +#define DT_UNKNOWN 0 +#define DT_FIFO 1 +#define DT_CHR 2 +#define DT_DIR 4 +#define DT_BLK 6 +#define DT_REG 8 +#define DT_LNK 10 +#define DT_SOCK 12 +#define DT_WHT 14 +/** @} */ + +/** @name BIRDDIR_F_XXX - birdDirOpenFromHandle & BirdDir_T::fFlags + * @{ */ +/** birdDirClose should also close pvHandle. */ +#define BIRDDIR_F_CLOSE_HANDLE 1U +/** birdDirClose should not close the handle. */ +#define BIRDDIR_F_KEEP_HANDLE 0U +/** Provide extra info (stat). */ +#define BIRDDIR_F_EXTRA_INFO 2U +/** Whether to restart the scan. */ +#define BIRDDIR_F_RESTART_SCAN 4U +/** Set if the BirdDir_T structure is statically allocated. */ +#define BIRDDIR_F_STATIC_ALLOC 8U +/** @} */ + +typedef struct BirdDir +{ + /** Magic value. */ + unsigned uMagic; + /** Flags. */ + unsigned fFlags; + /** The directory handle. */ + void *pvHandle; + /** The device number (st_dev). */ + unsigned __int64 uDev; + /** The current position. */ + long offPos; + + /** Set if we haven't yet read anything. */ + int fFirst; + /** Set if we have data in the buffer. */ + int fHaveData; + /** The info type we're querying. */ + int iInfoClass; + /** The current buffer position. */ + unsigned offBuf; + /** The number of bytes allocated for pabBuf. */ + unsigned cbBuf; + /** Buffer of size cbBuf. */ + unsigned char *pabBuf; + + /** Static directory entry. */ + union + { + BirdDirEntry_T DirEntry; + BirdDirEntryW_T DirEntryW; + } u; +} BirdDir_T; +/** Magic value for BirdDir. */ +#define BIRD_DIR_MAGIC 0x19731120 + + +BirdDir_T *birdDirOpen(const char *pszPath); +BirdDir_T *birdDirOpenExtraInfo(const char *pszPath); +BirdDir_T *birdDirOpenExW(void *hRoot, const wchar_t *pwszPath, const wchar_t *pwszFilter, unsigned fFlags); +BirdDir_T *birdDirOpenFromHandle(void *hDir, const void *pvReserved, unsigned fFlags); +BirdDir_T *birdDirOpenFromHandleWithReuse(BirdDir_T *pDir, void *pvHandle, const void *pvReserved, unsigned fFlags); +BirdDirEntry_T *birdDirRead(BirdDir_T *pDir); +BirdDirEntryW_T *birdDirReadW(BirdDir_T *pDir); +long birdDirTell(BirdDir_T *pDir); +void birdDirSeek(BirdDir_T *pDir, long offDir); +int birdDirClose(BirdDir_T *pDir); + +#define opendir birdDirOpen +#define readdir birdDirRead +#define telldir birdDirTell +#define seekdir birdDirSeek +#define rewinddir(a_pDir, a_offDir) birdDirSeek(a_pDir, 0) +#define closedir birdDirClose +#define _D_NAMLEN(a_pEnt) ((a_pEnt)->d_namlen) +typedef BirdDir_T DIR; + +#endif + |