mirror of
https://github.com/winfsp/winfsp.git
synced 2025-04-26 02:12:45 -05:00
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/**
|
|
* @file dll/ntstatus.c
|
|
*
|
|
* @copyright 2015-2016 Bill Zissimopoulos
|
|
*/
|
|
/*
|
|
* This file is part of WinFsp.
|
|
*
|
|
* You can redistribute it and/or modify it under the terms of the
|
|
* GNU Affero General Public License version 3 as published by the
|
|
* Free Software Foundation.
|
|
*
|
|
* Licensees holding a valid commercial license may use this file in
|
|
* accordance with the commercial license agreement provided with the
|
|
* software.
|
|
*/
|
|
|
|
#include <dll/library.h>
|
|
|
|
static ULONG (WINAPI *FspRtlNtStatusToDosError)(NTSTATUS Status);
|
|
|
|
VOID FspNtStatusInitialize(BOOLEAN Dynamic)
|
|
{
|
|
/*
|
|
* This function is called during DLL_PROCESS_ATTACH. We must therefore keep
|
|
* initialization tasks to a minimum.
|
|
*
|
|
* GetModuleHandle/GetProcAddress is allowed (because they are kernel32 API's)! See:
|
|
* https://msdn.microsoft.com/en-us/library/windows/desktop/dn633971(v=vs.85).aspx
|
|
*/
|
|
|
|
HANDLE Handle;
|
|
|
|
Handle = GetModuleHandleW(L"ntdll.dll");
|
|
if (0 != Handle)
|
|
FspRtlNtStatusToDosError = (PVOID)GetProcAddress(Handle, "RtlNtStatusToDosError");
|
|
}
|
|
|
|
VOID FspNtStatusFinalize(BOOLEAN Dynamic)
|
|
{
|
|
}
|
|
|
|
FSP_API NTSTATUS FspNtStatusFromWin32(DWORD Error)
|
|
{
|
|
switch (Error)
|
|
{
|
|
#include "ntstatus.i"
|
|
default:
|
|
/* use FACILITY_NTWIN32 if able, else STATUS_ACCESS_DENIED */
|
|
return 0xffff >= Error ? (0x80070000 | Error) : STATUS_ACCESS_DENIED;
|
|
}
|
|
}
|
|
|
|
FSP_API DWORD FspWin32FromNtStatus(NTSTATUS Status)
|
|
{
|
|
if (0 == FspRtlNtStatusToDosError)
|
|
return ERROR_MR_MID_NOT_FOUND;
|
|
|
|
return FspRtlNtStatusToDosError(Status);
|
|
}
|