implemented CreateSymbolicLink() (not tested/verified yet!)

svn path=/trunk/; revision=17559
This commit is contained in:
Thomas Bluemel 2005-08-26 13:47:56 +00:00
parent ead53e0588
commit 20e728bbac
2 changed files with 100 additions and 3 deletions

View file

@ -359,15 +359,109 @@ HANDLE STDCALL CreateFileW (LPCWSTR lpFileName,
/*
* @unimplemented
* @implemented
*/
BOOL STDCALL
CreateSymbolicLinkW(IN LPCWSTR lpSymlinkFileName,
IN LPCWSTR lpTargetFileName,
IN DWORD dwFlags)
{
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
UNICODE_STRING NtSymLink, NtTargetName;
OBJECT_ATTRIBUTES ObjectAttributes;
HANDLE hTarget, hSymbolicLink;
NTSTATUS Status;
BOOL Ret = FALSE;
if(!lpSymlinkFileName || !lpTargetFileName)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (!RtlDosPathNameToNtPathName_U((LPWSTR)lpSymlinkFileName,
&NtSymLink,
NULL,
NULL))
{
/* FIXME - right error code? */
SetLastError(ERROR_PATH_NOT_FOUND);
return FALSE;
}
if (!RtlDosPathNameToNtPathName_U((LPWSTR)lpTargetFileName,
&NtTargetName,
NULL,
NULL))
{
/* FIXME - right error code? */
SetLastError(ERROR_PATH_NOT_FOUND);
goto Cleanup2;
}
/*
* Try to open the target
*/
InitializeObjectAttributes(&ObjectAttributes,
&NtTargetName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
if (dwFlags == SYMLINK_FLAG_DIRECTORY)
{
Status = NtOpenDirectoryObject(&hTarget,
SYNCHRONIZE,
&ObjectAttributes);
}
else
{
IO_STATUS_BLOCK IoStatusBlock;
Status = NtOpenFile(&hTarget,
SYNCHRONIZE,
&ObjectAttributes,
&IoStatusBlock,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
FILE_SYNCHRONOUS_IO_NONALERT | FILE_OPEN_REPARSE_POINT);
}
if (!NT_SUCCESS(Status))
{
SetLastErrorByStatus(Status);
goto Cleanup;
}
NtClose(hTarget);
/*
* Create the symbolic link
*/
InitializeObjectAttributes(&ObjectAttributes,
&NtSymLink,
OBJ_PERMANENT,
NULL,
NULL);
Status = NtCreateSymbolicLinkObject(&hSymbolicLink,
SYMBOLIC_LINK_ALL_ACCESS,
&ObjectAttributes,
&NtTargetName);
if (NT_SUCCESS(Status))
{
NtClose(hSymbolicLink);
Ret = TRUE;
}
else
{
SetLastErrorByStatus(Status);
}
Cleanup:
RtlFreeUnicodeString(&NtTargetName);
Cleanup2:
RtlFreeUnicodeString(&NtSymLink);
return Ret;
}

View file

@ -504,6 +504,9 @@ extern "C" {
#define QUERY_ACTCTX_FLAG_USE_ACTIVE_ACTCTX 0x00000004
#define QUERY_ACTCTX_FLAG_ACTCTX_IS_HMODULE 0x00000008
#define QUERY_ACTCTX_FLAG_ACTCTX_IS_ADDRESS 0x00000010
#if (_WIN32_WINNT >= 0x0600)
#define SYMLINK_FLAG_DIRECTORY 0x1
#endif
#endif /* (_WIN32_WINNT >= 0x0501) */
#if (_WIN32_WINNT >= 0x0500)
#define REPLACEFILE_WRITE_THROUGH 0x00000001