8272da638e
When debugger is attached, CreateDirectory() with SYSTEM-only SID fails with "This security ID may not be assigned as the owner of this object. (Code 0x0000051B)". Signed-off-by: Simon Rozman <simon@rozman.si>
80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0
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*
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* Copyright (C) 2018-2020 WireGuard LLC. All Rights Reserved.
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*/
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#include "pch.h"
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HINSTANCE ResourceModule;
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static SECURITY_ATTRIBUTES SecurityAttributesSystem = { .nLength = sizeof(SECURITY_ATTRIBUTES) };
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SECURITY_ATTRIBUTES *SecurityAttributes = NULL;
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WINTUN_STATUS WINAPI
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WintunGetVersion(
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_Out_ DWORD *DriverVersionMaj,
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_Out_ DWORD *DriverVersionMin,
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_Out_ DWORD *NdisVersionMaj,
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_Out_ DWORD *NdisVersionMin)
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{
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HKEY Key;
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DWORD Result =
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RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Services\\Wintun", 0, KEY_QUERY_VALUE, &Key);
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if (Result != ERROR_SUCCESS)
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return LOG_ERROR(L"Failed to open registry key", Result);
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Result = RegistryQueryDWORD(Key, L"DriverMajorVersion", DriverVersionMaj);
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if (Result != ERROR_SUCCESS)
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{
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LOG(WINTUN_LOG_ERR, L"Failed to query DriverMajorVersion value");
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goto cleanupKey;
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}
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Result = RegistryQueryDWORD(Key, L"DriverMinorVersion", DriverVersionMin);
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if (Result != ERROR_SUCCESS)
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{
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LOG(WINTUN_LOG_ERR, L"Failed to query DriverMinorVersion value");
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goto cleanupKey;
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}
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Result = RegistryQueryDWORD(Key, L"NdisMajorVersion", NdisVersionMaj);
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if (Result != ERROR_SUCCESS)
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{
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LOG(WINTUN_LOG_ERR, L"Failed to query NdisMajorVersion value");
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goto cleanupKey;
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}
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Result = RegistryQueryDWORD(Key, L"NdisMinorVersion", NdisVersionMin);
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if (Result != ERROR_SUCCESS)
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LOG(WINTUN_LOG_ERR, L"Failed to query NdisMinorVersion value");
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cleanupKey:
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RegCloseKey(Key);
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return Result;
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}
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BOOL APIENTRY
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DllMain(_In_ HINSTANCE hinstDLL, _In_ DWORD fdwReason, _In_ LPVOID lpvReserved)
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{
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UNREFERENCED_PARAMETER(lpvReserved);
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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ResourceModule = hinstDLL;
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#ifndef _DEBUG
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ConvertStringSecurityDescriptorToSecurityDescriptorW(
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L"O:SYD:P(A;;GA;;;SY)", SDDL_REVISION_1, &SecurityAttributesSystem.lpSecurityDescriptor, NULL);
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SecurityAttributes = &SecurityAttributesSystem;
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#endif
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AdapterInit();
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NamespaceInit();
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NciInit();
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break;
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case DLL_PROCESS_DETACH:
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NciCleanup();
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NamespaceCleanup();
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AdapterCleanup();
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#ifndef _DEBUG
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LocalFree(SecurityAttributesSystem.lpSecurityDescriptor);
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#endif
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break;
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}
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return TRUE;
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}
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