5d1efa847f
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
64 lines
1.8 KiB
C
64 lines
1.8 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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#pragma once
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#include "wintun.h"
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#include "entry.h"
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#include <Windows.h>
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extern WINTUN_LOGGER_CALLBACK_FUNC Logger;
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/**
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* @copydoc WINTUN_SET_LOGGER_FUNC
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*/
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void WINAPI
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WintunSetLogger(_In_ WINTUN_LOGGER_CALLBACK_FUNC NewLogger);
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_Post_equals_last_error_ DWORD
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LoggerLog(_In_ WINTUN_LOGGER_LEVEL Level, _In_z_ const WCHAR *Function, _In_z_ const WCHAR *LogLine);
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_Post_equals_last_error_ DWORD
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LoggerError(_In_z_ const WCHAR *Function, _In_z_ const WCHAR *Prefix, _In_ DWORD Error);
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static inline _Post_equals_last_error_ DWORD
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LoggerLastError(_In_z_ const WCHAR *Function, _In_z_ const WCHAR *Prefix)
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{
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DWORD LastError = GetLastError();
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LoggerError(Prefix, Function, LastError);
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SetLastError(LastError);
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return LastError;
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}
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#define __L(x) L##x
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#define _L(x) __L(x)
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#define LOG(lvl, msg) (LoggerLog((lvl), _L(__FUNCTION__), msg))
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#define LOG_ERROR(msg, err) (LoggerError(_L(__FUNCTION__), msg, (err)))
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#define LOG_LAST_ERROR(msg) (LoggerLastError(_L(__FUNCTION__), msg))
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#define RET_ERROR(Ret, Error) ((Error) == ERROR_SUCCESS ? (Ret) : (SetLastError(Error), 0))
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static inline _Return_type_success_(return != NULL) _Ret_maybenull_
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_Post_writable_byte_size_(Size) void *LoggerAlloc(_In_z_ const WCHAR *Function, _In_ DWORD Flags, _In_ SIZE_T Size)
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{
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void *Data = HeapAlloc(ModuleHeap, Flags, Size);
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if (!Data)
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{
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LoggerLog(WINTUN_LOG_ERR, Function, L"Out of memory");
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SetLastError(ERROR_OUTOFMEMORY);
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}
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return Data;
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}
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#define Alloc(Size) LoggerAlloc(_L(__FUNCTION__), 0, Size)
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#define Zalloc(Size) LoggerAlloc(_L(__FUNCTION__), HEAP_ZERO_MEMORY, Size)
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static inline void
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Free(void *Ptr)
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{
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if (!Ptr)
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return;
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DWORD LastError = GetLastError();
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HeapFree(ModuleHeap, 0, Ptr);
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SetLastError(LastError);
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} |