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 #include "thread.h"
  14
  15 #define MAX_PATHNAME_LEN   1024
  16
  17 /* The file object */
  18 typedef struct
  19 {
  20     K32OBJ    header;
  21     int       unix_handle;
  22     int       mode;
  23     char     *unix_name;
  24     DWORD     type;         /* Type for win32 apps */
  25     DWORD     pos;          /* workaround to emulate weird DOS error handling */
  26
  27     THREAD_QUEUE        wait_queue;
  28 } FILE_OBJECT;
  29
  30 /* Definition of a full DOS file name */
  31 typedef struct
  32 {
  33     char  long_name[MAX_PATHNAME_LEN];  /* Long pathname in Unix format */
  34     char  short_name[MAX_PATHNAME_LEN]; /* Short pathname in DOS 8.3 format */
  35     int   drive;
  36 } DOS_FULL_NAME;
  37
  38 #define IS_END_OF_NAME(ch)  (!(ch) || ((ch) == '/') || ((ch) == '\\'))
  39
  40 /* DOS device descriptor */
  41 typedef struct
  42 {
  43     char *name;
  44     int flags;
  45 } DOS_DEVICE;
  46
  47 /* Macros to convert 16 bit to 32 bit file handles and back */
  48 /* LZW handles are exempt as if not, could go below 0x400 */
  49 #define HFILE16_TO_HFILE32(handle) \
  50 (((handle)==0) ? GetStdHandle(STD_INPUT_HANDLE) : \
  51  ((handle)==1) ? GetStdHandle(STD_OUTPUT_HANDLE) : \
  52  ((handle)==2) ? GetStdHandle(STD_ERROR_HANDLE) : \
  53  ((handle)==3) ? GetStdHandle(STD_ERROR_HANDLE) : \
  54  ((handle)==4) ? GetStdHandle(STD_ERROR_HANDLE) : \
  55  ((handle)>=0x400) ? handle : \
  56  (handle)-5)
  57
  58 #define HFILE32_TO_HFILE16(handle) ({ HFILE32 hnd=handle; \
  59       ((hnd==HFILE_ERROR32) ? HFILE_ERROR16 : \
  60       ((hnd)>=0x400) ? hnd : \
  61        (HFILE16)hnd+5); })
  62
  63
  64 /* files/file.c */
  65 extern FILE_OBJECT *FILE_GetFile( HFILE32 handle, DWORD access,
  66                                   int *server_handle );
  67 extern void FILE_ReleaseFile( FILE_OBJECT *file );
  68 extern HFILE32 FILE_Alloc( FILE_OBJECT **file, int unix_handle );
  69 extern void FILE_SetDosError(void);
  70 extern int FILE_GetUnixHandle( HFILE32 hFile, DWORD access );
  71 extern HFILE32 FILE_DupUnixHandle( int fd );
  72 extern BOOL32 FILE_Stat( LPCSTR unixName, BY_HANDLE_FILE_INFORMATION *info );
  73 extern HFILE32 FILE_Dup( HFILE32 hFile );
  74 extern HFILE32 FILE_Dup2( HFILE32 hFile1, HFILE32 hFile2 );
  75 extern HFILE32 FILE_Open( LPCSTR path, INT32 mode ,INT32 sharemode);
  76 extern HFILE32 FILE_OpenUnixFile( LPCSTR path, INT32 mode );
  77 extern BOOL32 FILE_SetFileType( HFILE32 hFile, DWORD type );
  78 extern LPVOID FILE_mmap( HFILE32 hFile, LPVOID start,
  79                          DWORD size_high, DWORD size_low,
  80                          DWORD offset_high, DWORD offset_low,
  81                          int prot, int flags );
  82 extern LPVOID FILE_dommap( FILE_OBJECT *file, int unix_handle, LPVOID start,
  83                            DWORD size_high, DWORD size_low,
  84                            DWORD offset_high, DWORD offset_low,
  85                          int prot, int flags );
  86 extern int FILE_munmap( LPVOID start, DWORD size_high, DWORD size_low );
  87 extern HFILE32 _lcreat_uniq( LPCSTR path, INT32 attr );
  88
  89 /* files/directory.c */
  90 extern int DIR_Init(void);
  91 extern UINT32 DIR_GetWindowsUnixDir( LPSTR path, UINT32 count );
  92 extern UINT32 DIR_GetSystemUnixDir( LPSTR path, UINT32 count );
  93 extern DWORD DIR_SearchPath( LPCSTR path, LPCSTR name, LPCSTR ext,
  94                              DOS_FULL_NAME *full_name, BOOL32 win32 );
  95
  96 /* files/dos_fs.c */
  97 extern void DOSFS_UnixTimeToFileTime( time_t unixtime, LPFILETIME ft,
  98                                       DWORD remainder );
  99 extern time_t DOSFS_FileTimeToUnixTime( const FILETIME *ft, DWORD *remainder );
 100 extern BOOL32 DOSFS_ToDosFCBFormat( LPCSTR name, LPSTR buffer );
 101 extern const DOS_DEVICE *DOSFS_GetDevice( const char *name );
 102 extern HFILE32 DOSFS_OpenDevice( const char *name, INT32 mode );
 103 extern BOOL32 DOSFS_FindUnixName( LPCSTR path, LPCSTR name, LPSTR long_buf,
 104                                   INT32 long_len, LPSTR short_buf,
 105                                   BOOL32 ignore_case );
 106 extern BOOL32 DOSFS_GetFullName( LPCSTR name, BOOL32 check_last,
 107                                  DOS_FULL_NAME *full );
 108 extern int DOSFS_FindNext( const char *path, const char *short_mask,
 109                            const char *long_mask, int drive, BYTE attr,
 110                            int skip, WIN32_FIND_DATA32A *entry );
 111
 112 #endif  /* __WINE_FILE_H */