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Rewrote OpenFile().

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svn path=/trunk/; revision=2809
This commit is contained in:
Hartmut Birr 2002-04-01 22:06:51 +00:00
parent e806f90b71
commit 6c10b3528a
1 changed files with 35 additions and 20 deletions
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55
reactos/lib/kernel32/file/file.c
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@ -1,4 +1,4 @@
/* $Id: file.c,v 1.29 2002/03/25 21:07:17 hbirr Exp $
/* $Id: file.c,v 1.30 2002/04/01 22:06:51 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@ -68,44 +68,54 @@ OpenFile(LPCSTR lpFileName,
PWCHAR FilePart;
ULONG Len;
DPRINT("OpenFile('%s', lpReOpenBuff %x, uStyle %x)\n", lpFileName, lpReOpenBuff, uStyle);
if (lpReOpenBuff == NULL)
{
return FALSE;
}
RtlInitAnsiString (&FileName,
(LPSTR)lpFileName);
RtlInitAnsiString (&FileName, (LPSTR)lpFileName);
/* convert ansi (or oem) string to unicode */
if (bIsFileApiAnsi)
RtlAnsiStringToUnicodeString (&FileNameU,
&FileName,
TRUE);
RtlAnsiStringToUnicodeString (&FileNameU, &FileName, TRUE);
else
RtlOemStringToUnicodeString (&FileNameU,
&FileName,
TRUE);
RtlOemStringToUnicodeString (&FileNameU, &FileName, TRUE);
Len = SearchPathW (NULL,
FileNameU.Buffer,
NULL,
MAX_PATH,
OFS_MAXPATHNAME,
PathNameW,
&FilePart);
RtlFreeHeap (RtlGetProcessHeap (),
0,
FileNameU.Buffer);
RtlFreeUnicodeString(&FileNameU);
if (Len == 0)
return (HFILE)NULL;
if (Len == 0 || Len > OFS_MAXPATHNAME)
{
return (HFILE)INVALID_HANDLE_VALUE;
}
if (Len > MAX_PATH)
return (HFILE)NULL;
FileName.Buffer = lpReOpenBuff->szPathName;
FileName.Length = 0;
FileName.MaximumLength = OFS_MAXPATHNAME;
FileNameString.Length = lstrlenW(PathNameW) * sizeof(WCHAR);
FileNameString.Buffer = PathNameW;
FileNameString.MaximumLength = FileNameString.Length + sizeof(WCHAR);
RtlInitUnicodeString(&FileNameU, PathNameW);
/* convert unicode string to ansi (or oem) */
if (bIsFileApiAnsi)
RtlUnicodeStringToAnsiString (&FileName, &FileNameU, FALSE);
else
RtlUnicodeStringToOemString (&FileName, &FileNameU, FALSE);
if (!RtlDosPathNameToNtPathName_U ((LPWSTR)PathNameW,
&FileNameString,
NULL,
NULL))
{
return (HFILE)INVALID_HANDLE_VALUE;
}
ObjectAttributes.Length = sizeof(OBJECT_ATTRIBUTES);
ObjectAttributes.RootDirectory = NULL;
@ -118,7 +128,10 @@ OpenFile(LPCSTR lpFileName,
// FILE_NO_INTERMEDIATE_BUFFERING
if ((uStyle & OF_PARSE) == OF_PARSE)
{
RtlFreeUnicodeString(&FileNameString);
return (HFILE)NULL;
}
errCode = NtOpenFile (&FileHandle,
GENERIC_READ|SYNCHRONIZE,
@ -127,6 +140,8 @@ OpenFile(LPCSTR lpFileName,
FILE_SHARE_READ,
FILE_NON_DIRECTORY_FILE);
RtlFreeUnicodeString(&FileNameString);
lpReOpenBuff->nErrCode = RtlNtStatusToDosError(errCode);
if (!NT_SUCCESS(errCode))