win32/file.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis, Sven Verdoolaege, and Cameron Heide
   5  */
   6
   7 #include "config.h"
   8
   9 #include <errno.h>
  10 #ifdef HAVE_SYS_ERRNO_H
  11 #include <sys/errno.h>
  12 #endif
  13 #include <stdlib.h>
  14 #include <unistd.h>
  15 #include <sys/types.h>
  16 #include <sys/stat.h>
  17 #ifdef HAVE_SYS_MMAN_H
  18 #include <sys/mman.h>
  19 #endif
  20 #include <fcntl.h>
  21 #include <string.h>
  22 #include <time.h>
  23 #include "winbase.h"
  24 #include "winerror.h"
  25 #include "file.h"
  26 #include "heap.h"
  27 #include "debugtools.h"
  28
  29 DEFAULT_DEBUG_CHANNEL(file);
  30
  31 /***********************************************************************
  32  *              ReadFileEx                (KERNEL32.@)
  33  */
  34 BOOL WINAPI ReadFileEx(HFILE hFile, LPVOID lpBuffer, DWORD numtoread,
  35                          LPOVERLAPPED lpOverlapped,
  36                          LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
  37 {
  38
  39     FIXME("file %d to buf %p num %ld %p func %p stub\n",
  40           hFile, lpBuffer, numtoread, lpOverlapped, lpCompletionRoutine);
  41     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  42     return 0;
  43 }
  44
  45 /**************************************************************************
  46  *              SetFileAttributes16     (KERNEL.421)
  47  */
  48 BOOL16 WINAPI SetFileAttributes16( LPCSTR lpFileName, DWORD attributes )
  49 {
  50     return SetFileAttributesA( lpFileName, attributes );
  51 }
  52
  53
  54 /**************************************************************************
  55  *              SetFileAttributesA      (KERNEL32.@)
  56  */
  57 BOOL WINAPI SetFileAttributesA(LPCSTR lpFileName, DWORD attributes)
  58 {
  59     struct stat buf;
  60     DOS_FULL_NAME full_name;
  61
  62     if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name ))
  63         return FALSE;
  64
  65     TRACE("(%s,%lx)\n",lpFileName,attributes);
  66     if (attributes & FILE_ATTRIBUTE_NORMAL) {
  67       attributes &= ~FILE_ATTRIBUTE_NORMAL;
  68       if (attributes)
  69         FIXME("(%s):%lx illegal combination with FILE_ATTRIBUTE_NORMAL.\n",
  70               lpFileName,attributes);
  71     }
  72     if(stat(full_name.long_name,&buf)==-1)
  73     {
  74         FILE_SetDosError();
  75         return FALSE;
  76     }
  77     if (attributes & FILE_ATTRIBUTE_READONLY)
  78     {
  79         if(S_ISDIR(buf.st_mode))
  80             /* FIXME */
  81             WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
  82         else
  83             buf.st_mode &= ~0222; /* octal!, clear write permission bits */
  84         attributes &= ~FILE_ATTRIBUTE_READONLY;
  85     }
  86     else
  87     {
  88         /* add write permission */
  89         buf.st_mode |= 0600 | ((buf.st_mode & 044) >> 1);
  90     }
  91     if (attributes & FILE_ATTRIBUTE_DIRECTORY)
  92     {
  93         if (!S_ISDIR(buf.st_mode))
  94             FIXME("SetFileAttributes expected the file '%s' to be a directory",
  95                   lpFileName);
  96         attributes &= ~FILE_ATTRIBUTE_DIRECTORY;
  97     }
  98     attributes &= ~(FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
  99     if (attributes)
 100         FIXME("(%s):%lx attribute(s) not implemented.\n",
 101               lpFileName,attributes);
 102     if (-1==chmod(full_name.long_name,buf.st_mode))
 103     {
 104         FILE_SetDosError();
 105         MESSAGE("Wine ERROR: Couldn't set file attributes for existing file \"%s\". Check permissions or set VFAT \"quiet\" flag !\n", full_name.long_name);
 106         return FALSE;
 107     }
 108     return TRUE;
 109 }
 110
 111
 112 /**************************************************************************
 113  *              SetFileAttributesW      (KERNEL32.@)
 114  */
 115 BOOL WINAPI SetFileAttributesW(LPCWSTR lpFileName, DWORD attributes)
 116 {
 117     LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
 118     BOOL res = SetFileAttributesA( afn, attributes );
 119     HeapFree( GetProcessHeap(), 0, afn );
 120     return res;
 121 }