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Fixes to GetFullPathNameA and RtlGetFullPathName_U by Tim Jobling

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svn path=/trunk/; revision=4648
This commit is contained in:
Gé van Geldorp 2003-05-06 06:49:57 +00:00
parent 4ac8de4791
commit 4d7b93456f
2 changed files with 51 additions and 40 deletions
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24
reactos/lib/kernel32/file/dir.c
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@ -1,4 +1,4 @@
/* $Id: dir.c,v 1.35 2003/03/09 21:39:17 hbirr Exp $
/* $Id: dir.c,v 1.36 2003/05/06 06:49:57 gvg Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@ -321,6 +321,7 @@ GetFullPathNameA (
PWSTR FilePartU;
ULONG BufferLength;
ULONG Offset;
DWORD FullNameLen;
DPRINT("GetFullPathNameA(lpFileName %s, nBufferLength %d, lpBuffer %p, "
"lpFilePart %p)\n",lpFileName,nBufferLength,lpBuffer,lpFilePart);
@ -351,16 +352,21 @@ GetFullPathNameA (
FullName.Length = 0;
FullName.Buffer = lpBuffer;
RtlUnicodeStringToAnsiString (&FullName,
&FullNameU,
FALSE);
if (lpFilePart != NULL)
if (lpBuffer != NULL )
{
Offset = (ULONG)(FilePartU - FullNameU.Buffer);
*lpFilePart = FullName.Buffer + Offset;
RtlUnicodeStringToAnsiString (&FullName,
&FullNameU,
FALSE);
if (lpFilePart != NULL)
{
Offset = (ULONG)(FilePartU - FullNameU.Buffer);
*lpFilePart = FullName.Buffer + Offset;
}
}
FullNameLen = FullNameU.Length / sizeof(WCHAR);
RtlFreeHeap (RtlGetProcessHeap (),
0,
FullNameU.Buffer);
@ -368,7 +374,7 @@ GetFullPathNameA (
DPRINT("lpBuffer %s lpFilePart %s Length %ld\n",
lpBuffer, lpFilePart, FullName.Length);
return FullName.Length;
return FullNameLen;
}

67
reactos/lib/ntdll/rtl/path.c
View file

@ -1,4 +1,4 @@
/* $Id: path.c,v 1.17 2003/03/23 10:49:19 hbirr Exp $
/* $Id: path.c,v 1.18 2003/05/06 06:49:57 gvg Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@ -464,7 +464,6 @@ RtlSetCurrentDirectory_U(PUNICODE_STRING name)
return STATUS_SUCCESS;
}
ULONG STDCALL
RtlGetFullPathName_U(PWSTR DosName,
ULONG size,
@ -478,6 +477,7 @@ RtlGetFullPathName_U(PWSTR DosName,
UNICODE_STRING usvar, pfx;
PCURDIR cd;
NTSTATUS Status;
WCHAR TempFullPathName[MAX_PATH+2] = L"";
DPRINT("RtlGetFullPathName_U %S %ld %p %p\n",
DosName, size, buf, FilePart);
@ -541,7 +541,7 @@ CHECKPOINT;
if (drive == towupper (cd->DosPath.Buffer[0]))
{
CHECKPOINT;
wcscpy (buf, cd->DosPath.Buffer);
wcscpy (TempFullPathName, cd->DosPath.Buffer);
}
else
{
@ -550,8 +550,8 @@ CHECKPOINT;
usvar.MaximumLength = 8;
usvar.Buffer = var;
pfx.Length = 0;
pfx.MaximumLength = size;
pfx.Buffer = buf;
pfx.MaximumLength = MAX_PATH;
pfx.Buffer = TempFullPathName;
Status = RtlQueryEnvironmentVariable_U (NULL,
&usvar,
&pfx);
@ -561,21 +561,21 @@ CHECKPOINT;
CHECKPOINT;
if (Status == STATUS_BUFFER_TOO_SMALL)
return pfx.Length + len * 2 + 2;
swprintf (buf, L"%c:\\", drive);
swprintf (TempFullPathName, L"%c:\\", drive);
}
}
break;
case 4: /* \xxx */
wcsncpy (buf, cd->DosPath.Buffer, 2);
wcsncpy (TempFullPathName, cd->DosPath.Buffer, 2);
break;
case 5: /* xxx */
wcscpy (buf, cd->DosPath.Buffer);
wcscpy (TempFullPathName, cd->DosPath.Buffer);
break;
case 7: /* \\. */
wcscpy (buf, L"\\\\.\\");
wcscpy (TempFullPathName, L"\\\\.\\");
len = 0;
break;
@ -583,41 +583,46 @@ CHECKPOINT;
return 0;
}
DPRINT("buf \'%S\' DosName \'%S\' len %ld\n", buf, DosName, len);
DPRINT("TempFullPathName \'%S\' DosName \'%S\' len %ld\n", TempFullPathName, DosName, len);
/* add dosname to prefix */
wcsncat (buf, DosName, len);
wcsncat (TempFullPathName, DosName, len);
CHECKPOINT;
/* replace slashes */
for (wcs = buf; *wcs; wcs++)
for (wcs = TempFullPathName; *wcs; wcs++)
if (*wcs == L'/')
*wcs = L'\\';
len = wcslen (buf);
len = wcslen (TempFullPathName);
if (len < 3 && buf[len-1] == L':')
wcscat (buf, L"\\");
wcscat (TempFullPathName, L"\\");
DPRINT("buf \'%S\'\n", buf);
RtlpEatPath (buf);
DPRINT("buf \'%S\'\n", buf);
DPRINT("TempFullPathName \'%S\'\n", TempFullPathName);
RtlpEatPath (TempFullPathName);
DPRINT("TempFullPathName \'%S\'\n", TempFullPathName);
len = wcslen (buf);
/* find file part */
if (FilePart)
{
for (wcs = buf + len - 1; wcs >= buf; wcs--)
{
if (*wcs == L'\\')
{
*FilePart = wcs + 1;
break;
}
}
}
len = wcslen (TempFullPathName);
RtlReleasePebLock();
if (len < (size / sizeof(WCHAR)))
{
wcsncpy(buf, TempFullPathName, size / sizeof(WCHAR));
/* find file part */
if (FilePart)
{
for (wcs = buf + len - 1; wcs >= buf; wcs--)
{
if (*wcs == L'\\')
{
*FilePart = wcs + 1;
break;
}
}
}
}
return len * sizeof(WCHAR);
}