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 "process.h"
  27 #include "heap.h"
  28 #include "debugtools.h"
  29
  30 DEFAULT_DEBUG_CHANNEL(file);
  31
  32 /***********************************************************************
  33  *              ReadFileEx                (KERNEL32.)
  34  */
  35 BOOL WINAPI ReadFileEx(HFILE hFile, LPVOID lpBuffer, DWORD numtoread,
  36                          LPOVERLAPPED lpOverlapped,
  37                          LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
  38 {
  39
  40     FIXME("file %d to buf %p num %ld %p func %p stub\n",
  41           hFile, lpBuffer, numtoread, lpOverlapped, lpCompletionRoutine);
  42     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  43     return 0;
  44 }
  45
  46 /**************************************************************************
  47  *              SetFileAttributes16     (KERNEL.421)
  48  */
  49 BOOL16 WINAPI SetFileAttributes16( LPCSTR lpFileName, DWORD attributes )
  50 {
  51     return SetFileAttributesA( lpFileName, attributes );
  52 }
  53
  54
  55 /**************************************************************************
  56  *              SetFileAttributesA      (KERNEL32.490)
  57  */
  58 BOOL WINAPI SetFileAttributesA(LPCSTR lpFileName, DWORD attributes)
  59 {
  60     struct stat buf;
  61     DOS_FULL_NAME full_name;
  62
  63     if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name ))
  64         return FALSE;
  65
  66     TRACE("(%s,%lx)\n",lpFileName,attributes);
  67     if (attributes & FILE_ATTRIBUTE_NORMAL) {
  68       attributes &= ~FILE_ATTRIBUTE_NORMAL;
  69       if (attributes)
  70         FIXME("(%s):%lx illegal combination with FILE_ATTRIBUTE_NORMAL.\n",
  71               lpFileName,attributes);
  72     }
  73     if(stat(full_name.long_name,&buf)==-1)
  74     {
  75         FILE_SetDosError();
  76         return FALSE;
  77     }
  78     if (attributes & FILE_ATTRIBUTE_READONLY)
  79     {
  80         buf.st_mode &= ~0222; /* octal!, clear write permission bits */
  81         attributes &= ~FILE_ATTRIBUTE_READONLY;
  82     }
  83     else
  84     {
  85         /* add write permission */
  86         buf.st_mode |= 0600 | ((buf.st_mode & 044) >> 1);
  87     }
  88     if (attributes & FILE_ATTRIBUTE_DIRECTORY)
  89     {
  90         if (!S_ISDIR(buf.st_mode))
  91             FIXME("SetFileAttributes expected the file '%s' to be a directory",
  92                   lpFileName);
  93         attributes &= ~FILE_ATTRIBUTE_DIRECTORY;
  94     }
  95     attributes &= ~(FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
  96     if (attributes)
  97         FIXME("(%s):%lx attribute(s) not implemented.\n",
  98               lpFileName,attributes);
  99     if (-1==chmod(full_name.long_name,buf.st_mode))
 100     {
 101         FILE_SetDosError();
 102         MESSAGE("Wine ERROR: Couldn't set file attributes for existing file \"%s\". Check permissions !\n", full_name.long_name);
 103         return FALSE;
 104     }
 105     return TRUE;
 106 }
 107
 108
 109 /**************************************************************************
 110  *              SetFileAttributesW      (KERNEL32.491)
 111  */
 112 BOOL WINAPI SetFileAttributesW(LPCWSTR lpFileName, DWORD attributes)
 113 {
 114     LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
 115     BOOL res = SetFileAttributesA( afn, attributes );
 116     HeapFree( GetProcessHeap(), 0, afn );
 117     return res;
 118 }
 119
 120
 121 /**************************************************************************
 122  *              SetFileApisToOEM   (KERNEL32.645)
 123  */
 124 VOID WINAPI SetFileApisToOEM(void)
 125 {
 126   /*FIXME(file,"(): stub!\n");*/
 127 }
 128
 129
 130 /**************************************************************************
 131  *              SetFileApisToANSI   (KERNEL32.644)
 132  */
 133 VOID WINAPI SetFileApisToANSI(void)
 134 {
 135     /*FIXME(file,"(): stub\n");*/
 136 }
 137
 138
 139 /******************************************************************************
 140  * AreFileApisANSI [KERNEL32.105]  Determines if file functions are using ANSI
 141  *
 142  * RETURNS
 143  *    TRUE:  Set of file functions is using ANSI code page
 144  *    FALSE: Set of file functions is using OEM code page
 145  */
 146 BOOL WINAPI AreFileApisANSI(void)
 147 {
 148     FIXME("(void): stub\n");
 149     return TRUE;
 150 }
 151