win32/file.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis, Sven Verdoolaege, and Cameron Heide
   5  */
   6
   7 #include <errno.h>
   8 #include <sys/errno.h>
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <sys/types.h>
  12 #include <sys/stat.h>
  13 #include <sys/mman.h>
  14 #include <fcntl.h>
  15 #include <string.h>
  16 #include <time.h>
  17 #include "windows.h"
  18 #include "winbase.h"
  19 #include "winerror.h"
  20 #include "file.h"
  21 #include "device.h"
  22 #include "process.h"
  23 #include "heap.h"
  24 #include "debug.h"
  25
  26 DWORD ErrnoToLastError(int errno_num);
  27
  28 /***********************************************************************
  29  *              ReadFileEx                (KERNEL32.)
  30  */
  31 typedef
  32 VOID
  33 (CALLBACK *LPOVERLAPPED_COMPLETION_ROUTINE)(
  34     DWORD dwErrorCode,
  35     DWORD dwNumberOfBytesTransfered,
  36     LPOVERLAPPED lpOverlapped
  37     );
  38
  39 BOOL32 WINAPI ReadFileEx(HFILE32 hFile, LPVOID lpBuffer, DWORD numtoread,
  40                          LPOVERLAPPED lpOverlapped,
  41                          LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
  42 {
  43
  44     FIXME(file, "file %d to buf %p num %ld %p func %p stub\n",
  45           hFile, lpBuffer, numtoread, lpOverlapped, lpCompletionRoutine);
  46     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  47     return 0;
  48 }
  49
  50 /**************************************************************************
  51  *              SetFileAttributes16     (KERNEL.421)
  52  */
  53 BOOL16 WINAPI SetFileAttributes16( LPCSTR lpFileName, DWORD attributes )
  54 {
  55     return SetFileAttributes32A( lpFileName, attributes );
  56 }
  57
  58
  59 /**************************************************************************
  60  *              SetFileAttributes32A    (KERNEL32.490)
  61  */
  62 BOOL32 WINAPI SetFileAttributes32A(LPCSTR lpFileName, DWORD attributes)
  63 {
  64     struct stat buf;
  65     DOS_FULL_NAME full_name;
  66
  67     if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name ))
  68         return FALSE;
  69
  70     TRACE(file,"(%s,%lx)\n",lpFileName,attributes);
  71     if (attributes & FILE_ATTRIBUTE_NORMAL) {
  72       attributes &= ~FILE_ATTRIBUTE_NORMAL;
  73       if (attributes)
  74         FIXME(file,"(%s):%lx illegal combination with FILE_ATTRIBUTE_NORMAL.\n",
  75               lpFileName,attributes);
  76     }
  77     if(stat(full_name.long_name,&buf)==-1)
  78     {
  79         SetLastError(ErrnoToLastError(errno));
  80         return FALSE;
  81     }
  82     if (attributes & FILE_ATTRIBUTE_READONLY)
  83     {
  84         buf.st_mode &= ~0222; /* octal!, clear write permission bits */
  85         attributes &= ~FILE_ATTRIBUTE_READONLY;
  86     }
  87     else
  88     {
  89         /* add write permission */
  90         buf.st_mode |= 0600 | ((buf.st_mode & 044) >> 1);
  91     }
  92     attributes &= ~(FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
  93     if (attributes)
  94         FIXME(file,"(%s):%lx attribute(s) not implemented.\n",
  95               lpFileName,attributes);
  96     if (-1==chmod(full_name.long_name,buf.st_mode))
  97     {
  98         MSG("Wine ERROR: Couldn't set file attributes for existing file \"%s\". Check permissions !\n", full_name.long_name);
  99         SetLastError(ErrnoToLastError(errno));
 100         return FALSE;
 101     }
 102     return TRUE;
 103 }
 104
 105
 106 /**************************************************************************
 107  *              SetFileAttributes32W    (KERNEL32.491)
 108  */
 109 BOOL32 WINAPI SetFileAttributes32W(LPCWSTR lpFileName, DWORD attributes)
 110 {
 111     LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
 112     BOOL32 res = SetFileAttributes32A( afn, attributes );
 113     HeapFree( GetProcessHeap(), 0, afn );
 114     return res;
 115 }
 116
 117
 118 /**************************************************************************
 119  *              SetFileApisToOEM   (KERNEL32.645)
 120  */
 121 VOID WINAPI SetFileApisToOEM(void)
 122 {
 123   /*FIXME(file,"(): stub!\n");*/
 124 }
 125
 126
 127 /**************************************************************************
 128  *              SetFileApisToANSI   (KERNEL32.644)
 129  */
 130 VOID WINAPI SetFileApisToANSI(void)
 131 {
 132     /*FIXME(file,"(): stub\n");*/
 133 }
 134
 135
 136 /******************************************************************************
 137  * AreFileApisANSI [KERNEL32.105]  Determines if file functions are using ANSI
 138  *
 139  * RETURNS
 140  *    TRUE:  Set of file functions is using ANSI code page
 141  *    FALSE: Set of file functions is using OEM code page
 142  */
 143 BOOL32 WINAPI AreFileApisANSI(void)
 144 {
 145     FIXME(file,"(void): stub\n");
 146     return TRUE;
 147 }
 148