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/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2018-2020 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"
void
AdapterInit(void);
/**
* Wintun adapter descriptor.
*/
typedef struct _WINTUN_ADAPTER
{
GUID CfgInstanceID;
WCHAR DevInstanceID[MAX_INSTANCE_ID];
DWORD LuidIndex;
DWORD IfType;
WCHAR Pool[WINTUN_MAX_POOL];
} WINTUN_ADAPTER;
/**
* @copydoc WINTUN_FREE_ADAPTER_FUNC
*/
void WINAPI
WintunFreeAdapter(_In_ WINTUN_ADAPTER *Adapter);
/**
* @copydoc WINTUN_CREATE_ADAPTER_FUNC
*/
_Return_type_success_(return != NULL) WINTUN_ADAPTER *WINAPI WintunCreateAdapter(
_In_z_ const WCHAR *Pool,
_In_z_ const WCHAR *Name,
_In_opt_ const GUID *RequestedGUID,
_Out_opt_ BOOL *RebootRequired);
/**
* @copydoc WINTUN_DELETE_ADAPTER_FUNC
*/
_Return_type_success_(return != FALSE) BOOL WINAPI WintunDeleteAdapter(
_In_ const WINTUN_ADAPTER *Adapter,
_In_ BOOL ForceCloseSessions,
_Out_opt_ BOOL *RebootRequired);
/**
* @copydoc WINTUN_DELETE_POOL_DRIVER_FUNC
*/
_Return_type_success_(return != FALSE) BOOL WINAPI
WintunDeletePoolDriver(_In_z_ const WCHAR *Pool, _Out_opt_ BOOL *RebootRequired);
/**
* 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. Must be released with
* CloseHandle. 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);
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