include/file.h

   1 /*
   2  * File handling declarations
   3  *
   4  * Copyright 1996 Alexandre Julliard
   5  */
   6
   7 #ifndef __WINE_FILE_H
   8 #define __WINE_FILE_H
   9
  10 #include <time.h>
  11 #include "windows.h"
  12 #include "k32obj.h"
  13
  14 #define MAX_PATHNAME_LEN   1024
  15
  16 /* The file object */
  17 typedef struct
  18 {
  19     K32OBJ    header;
  20     int       unix_handle;
  21     int       mode;
  22     char     *unix_name;
  23     DWORD     type;         /* Type for win32 apps */
  24     DWORD     pos;          /* workaround to emulate weird DOS error handling */
  25 } FILE_OBJECT;
  26
  27 /* Definition of a full DOS file name */
  28 typedef struct
  29 {
  30     char  long_name[MAX_PATHNAME_LEN];  /* Long pathname in Unix format */
  31     char  short_name[MAX_PATHNAME_LEN]; /* Short pathname in DOS 8.3 format */
  32     int   drive;
  33 } DOS_FULL_NAME;
  34
  35 #define IS_END_OF_NAME(ch)  (!(ch) || ((ch) == '/') || ((ch) == '\\'))
  36
  37 /* DOS device descriptor */
  38 typedef struct
  39 {
  40     char *name;
  41     int flags;
  42 } DOS_DEVICE;
  43
  44 /* Macros to convert 16 bit to 32 bit file handles and back */
  45 /* LZW handles are exempt as if not, could go below 0x400 */
  46 #define HFILE16_TO_HFILE32(handle) \
  47 (((handle)==0) ? GetStdHandle(STD_INPUT_HANDLE) : \
  48  ((handle)==1) ? GetStdHandle(STD_OUTPUT_HANDLE) : \
  49  ((handle)==2) ? GetStdHandle(STD_ERROR_HANDLE) : \
  50  ((handle)==3) ? GetStdHandle(STD_ERROR_HANDLE) : \
  51  ((handle)==4) ? GetStdHandle(STD_ERROR_HANDLE) : \
  52  ((handle)>=0x400) ? handle : \
  53  (handle)-5)
  54
  55 #define HFILE32_TO_HFILE16(handle) ({ HFILE32 hnd=handle; \
  56       ((hnd==HFILE_ERROR32) ? HFILE_ERROR16 : \
  57       ((hnd)>=0x400) ? hnd : \
  58        (HFILE16)hnd+5); })
  59
  60
  61 /* files/file.c */
  62 extern FILE_OBJECT *FILE_GetFile( HFILE32 handle );
  63 extern void FILE_ReleaseFile( FILE_OBJECT *file );
  64 extern HFILE32 FILE_Alloc( FILE_OBJECT **file );
  65 extern void FILE_SetDosError(void);
  66 extern HFILE32 FILE_DupUnixHandle( int fd );
  67 extern BOOL32 FILE_Stat( LPCSTR unixName, BY_HANDLE_FILE_INFORMATION *info );
  68 extern HFILE32 FILE_Dup( HFILE32 hFile );
  69 extern HFILE32 FILE_Dup2( HFILE32 hFile1, HFILE32 hFile2 );
  70 extern HFILE32 FILE_Open( LPCSTR path, INT32 mode ,INT32 sharemode);
  71 extern HFILE32 FILE_OpenUnixFile( LPCSTR path, INT32 mode );
  72 extern BOOL32 FILE_SetFileType( HFILE32 hFile, DWORD type );
  73 extern LPVOID FILE_mmap( HFILE32 hFile, LPVOID start,
  74                          DWORD size_high, DWORD size_low,
  75                          DWORD offset_high, DWORD offset_low,
  76                          int prot, int flags );
  77 extern LPVOID FILE_dommap( FILE_OBJECT *file, LPVOID start,
  78                            DWORD size_high, DWORD size_low,
  79                            DWORD offset_high, DWORD offset_low,
  80                          int prot, int flags );
  81 extern int FILE_munmap( LPVOID start, DWORD size_high, DWORD size_low );
  82 extern HFILE32 _lcreat_uniq( LPCSTR path, INT32 attr );
  83
  84 /* files/directory.c */
  85 extern int DIR_Init(void);
  86 extern UINT32 DIR_GetWindowsUnixDir( LPSTR path, UINT32 count );
  87 extern UINT32 DIR_GetSystemUnixDir( LPSTR path, UINT32 count );
  88 extern DWORD DIR_SearchPath( LPCSTR path, LPCSTR name, LPCSTR ext,
  89                              DOS_FULL_NAME *full_name, BOOL32 win32 );
  90
  91 /* files/dos_fs.c */
  92 extern void DOSFS_UnixTimeToFileTime( time_t unixtime, LPFILETIME ft,
  93                                       DWORD remainder );
  94 extern time_t DOSFS_FileTimeToUnixTime( const FILETIME *ft, DWORD *remainder );
  95 extern BOOL32 DOSFS_ToDosFCBFormat( LPCSTR name, LPSTR buffer );
  96 extern const DOS_DEVICE *DOSFS_GetDevice( const char *name );
  97 extern HFILE32 DOSFS_OpenDevice( const char *name, INT32 mode );
  98 extern BOOL32 DOSFS_FindUnixName( LPCSTR path, LPCSTR name, LPSTR long_buf,
  99                                   INT32 long_len, LPSTR short_buf,
 100                                   BOOL32 ignore_case );
 101 extern BOOL32 DOSFS_GetFullName( LPCSTR name, BOOL32 check_last,
 102                                  DOS_FULL_NAME *full );
 103 extern int DOSFS_FindNext( const char *path, const char *short_mask,
 104                            const char *long_mask, int drive, BYTE attr,
 105                            int skip, WIN32_FIND_DATA32A *entry );
 106
 107 #endif  /* __WINE_FILE_H */