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/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2018-2021 WireGuard LLC. All Rights Reserved.
*/
#pragma once
#include "wintun.h"
#include <IPExport.h>
#include <SetupAPI.h>
#include <Windows.h>
#define MAX_INSTANCE_ID MAX_PATH /* TODO: Is MAX_PATH always enough? */
#define WINTUN_HWID L"Wintun"
/**
* Wintun adapter descriptor.
*/
typedef struct _WINTUN_ADAPTER
{
HDEVINFO DevInfo;
SP_DEVINFO_DATA DevInfoData;
GUID CfgInstanceID;
WCHAR DevInstanceID[MAX_INSTANCE_ID];
DWORD LuidIndex;
DWORD IfType;
DWORD IfIndex;
WCHAR Pool[WINTUN_MAX_POOL];
} WINTUN_ADAPTER;
/**
* @copydoc WINTUN_FREE_ADAPTER_FUNC
*/
WINTUN_FREE_ADAPTER_FUNC_IMPL WintunFreeAdapter;
/**
* @copydoc WINTUN_CREATE_ADAPTER_FUNC
*/
WINTUN_CREATE_ADAPTER_FUNC_IMPL WintunCreateAdapter;
/**
* @copydoc WINTUN_OPEN_ADAPTER_FUNC
*/
WINTUN_OPEN_ADAPTER_FUNC_IMPL WintunOpenAdapter;
/**
* @copydoc WINTUN_DELETE_ADAPTER_FUNC
*/
WINTUN_DELETE_ADAPTER_FUNC_IMPL WintunDeleteAdapter;
/**
* @copydoc WINTUN_ENUM_ADAPTERS_FUNC
*/
WINTUN_ENUM_ADAPTERS_FUNC_IMPL WintunEnumAdapters;
/**
* @copydoc WINTUN_DELETE_POOL_DRIVER_FUNC
*/
WINTUN_DELETE_POOL_DRIVER_FUNC_IMPL WintunDeletePoolDriver;
/**
* @copydoc WINTUN_GET_ADAPTER_LUID_FUNC
*/
WINTUN_GET_ADAPTER_LUID_FUNC_IMPL WintunGetAdapterLUID;
/**
* @copydoc WINTUN_GET_ADAPTER_NAME_FUNC
*/
WINTUN_GET_ADAPTER_NAME_FUNC_IMPL WintunGetAdapterName;
/**
* @copydoc WINTUN_SET_ADAPTER_NAME_FUNC
*/
WINTUN_SET_ADAPTER_NAME_FUNC_IMPL WintunSetAdapterName;
/**
* @copydoc WINTUN_GET_RUNNING_DRIVER_VERSION_FUNC
*/
WINTUN_GET_RUNNING_DRIVER_VERSION_FUNC_IMPL WintunGetRunningDriverVersion;
/**
* Returns a handle to the adapter device object.
*
* @param Adapter Adapter handle obtained with WintunOpenAdapter or WintunCreateAdapter.
*
* @return If the function succeeds, the return value is adapter device object handle.
* If the function fails, the return value is INVALID_HANDLE_VALUE. To get extended error
* information, call GetLastError.
*/
_Return_type_success_(return != INVALID_HANDLE_VALUE)
HANDLE WINAPI
AdapterOpenDeviceObject(_In_ const WINTUN_ADAPTER *Adapter);
/**
* Returns an adapter object based on a devnode instance ID.
*
* @param Pool Pool name of adapter object to be opened.
*
* @param DevInstanceID Instance ID of devnode for opening adapter.
*
* @return If the function succeeds, the return value is adapter object..
* If the function fails, the return value is NULL. To get extended error
* information, call GetLastError.
*/
_Must_inspect_result_
_Return_type_success_(return != NULL)
_Post_maybenull_
WINTUN_ADAPTER *
AdapterOpenFromDevInstanceId(_In_z_ LPCWSTR Pool, _In_z_ LPCWSTR DevInstanceID);
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