wintun/api/logger.h
Simon Rozman f316c13b3e api: introduce logging
And other unifications with installer before merging.

Signed-off-by: Simon Rozman <simon@rozman.si>
2020-10-30 16:50:59 +01:00

39 lines
1002 B
C

/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2018-2020 WireGuard LLC. All Rights Reserved.
*/
#pragma once
#include <Windows.h>
typedef enum _WINTUN_LOGGER_LEVEL
{
WINTUN_LOG_INFO = 0,
WINTUN_LOG_WARN,
WINTUN_LOG_ERR
} WINTUN_LOGGER_LEVEL;
typedef VOID(CALLBACK *WINTUN_LOGGER_FUNC)(_In_ WINTUN_LOGGER_LEVEL Level, _In_z_ const WCHAR *Message);
extern WINTUN_LOGGER_FUNC Logger;
VOID WINAPI
WintunSetLogger(_In_ WINTUN_LOGGER_FUNC NewLogger);
_Post_equals_last_error_ DWORD
LoggerError(_In_z_ const WCHAR *Prefix, _In_ DWORD Error);
inline _Post_equals_last_error_ DWORD
LoggerLastError(_In_z_ const WCHAR *Prefix)
{
DWORD Error = GetLastError();
LoggerError(Prefix, Error);
SetLastError(Error);
return Error;
}
#define WINTUN_LOGGER(lvl, msg) Logger((lvl), _L(__FUNCTION__) L": " msg)
#define WINTUN_LOGGER_ERROR(msg, err) LoggerError(_L(__FUNCTION__) L": " msg, (err))
#define WINTUN_LOGGER_LAST_ERROR(msg) LoggerLastError(_L(__FUNCTION__) L": " msg)