mirror of
https://github.com/reactos/reactos.git
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195 lines
5.3 KiB
C
195 lines
5.3 KiB
C
/*
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* ReactOS kernel
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* Copyright (C) 2003 ReactOS Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* PURPOSE: Log file functions
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* FILE: lib/syssetup/logfile.c
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* PROGRAMER: Eric Kohl
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*/
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/* INCLUDES *****************************************************************/
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#include "precomp.h"
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#include <stdarg.h>
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/* GLOBALS ******************************************************************/
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HANDLE hLogFile = NULL;
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#define FORMAT_BUFFER_SIZE 512
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#define LINE_BUFFER_SIZE 1024
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/* FUNCTIONS ****************************************************************/
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BOOL WINAPI
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InitializeSetupActionLog (BOOL bDeleteOldLogFile)
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{
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WCHAR szFileName[MAX_PATH];
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GetWindowsDirectoryW(szFileName, MAX_PATH);
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if (szFileName[wcslen(szFileName)] != L'\\')
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{
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wcsncat(szFileName,
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L"\\",
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(sizeof(szFileName) / sizeof(szFileName[0])) - wcslen(szFileName));
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}
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wcsncat(szFileName,
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L"setuplog.txt",
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(sizeof(szFileName) / sizeof(szFileName[0])) - wcslen(szFileName));
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if (bDeleteOldLogFile)
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{
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SetFileAttributesW(szFileName, FILE_ATTRIBUTE_NORMAL);
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DeleteFileW(szFileName);
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}
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hLogFile = CreateFileW(szFileName,
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GENERIC_READ | GENERIC_WRITE,
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FILE_SHARE_READ | FILE_SHARE_WRITE,
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NULL,
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OPEN_ALWAYS,
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FILE_ATTRIBUTE_NORMAL,
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NULL);
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if (hLogFile == INVALID_HANDLE_VALUE)
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{
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hLogFile = NULL;
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return FALSE;
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}
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return TRUE;
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}
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VOID WINAPI
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TerminateSetupActionLog(VOID)
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{
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if (hLogFile != NULL)
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{
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CloseHandle (hLogFile);
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hLogFile = NULL;
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}
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}
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VOID
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CDECL
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pSetupDebugPrint(
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IN PCWSTR pszFileName,
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IN INT nLineNumber,
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IN PCWSTR pszTag,
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IN PCWSTR pszMessage,
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...)
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{
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PWSTR pszFormatBuffer = NULL;
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PWSTR pszLineBuffer = NULL;
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PSTR pszOutputBuffer = NULL;
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ULONG ulLineSize, ulOutputSize;
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DWORD dwWritten;
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SYSTEMTIME stTime;
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va_list args;
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if (hLogFile == NULL)
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return;
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GetLocalTime(&stTime);
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if (pszMessage)
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{
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pszFormatBuffer = HeapAlloc(GetProcessHeap(),
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HEAP_ZERO_MEMORY,
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FORMAT_BUFFER_SIZE * sizeof(WCHAR));
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if (pszFormatBuffer == NULL)
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goto done;
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va_start(args, pszMessage);
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vsnwprintf(pszFormatBuffer,
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FORMAT_BUFFER_SIZE,
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pszMessage,
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args);
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va_end(args);
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}
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pszLineBuffer = HeapAlloc(GetProcessHeap(),
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HEAP_ZERO_MEMORY,
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LINE_BUFFER_SIZE * sizeof(WCHAR));
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if (pszLineBuffer == NULL)
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goto done;
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_snwprintf(pszLineBuffer,
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LINE_BUFFER_SIZE,
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L"%02d/%02d/%04d %02d:%02d:%02d.%03d, %s, %d, %s, %s\r\n",
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stTime.wMonth,
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stTime.wDay,
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stTime.wYear,
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stTime.wHour,
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stTime.wMinute,
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stTime.wSecond,
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stTime.wMilliseconds,
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pszFileName ? pszFileName : L"",
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nLineNumber,
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pszTag ? pszTag : L"",
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pszFormatBuffer ? pszFormatBuffer : L"");
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/* Get length of the converted ansi string */
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ulLineSize = wcslen(pszLineBuffer) * sizeof(WCHAR);
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RtlUnicodeToMultiByteSize(&ulOutputSize,
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pszLineBuffer,
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ulLineSize);
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/* Allocate message string buffer */
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pszOutputBuffer = HeapAlloc(GetProcessHeap(),
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HEAP_ZERO_MEMORY,
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ulOutputSize);
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if (pszOutputBuffer == NULL)
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goto done;
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/* Convert unicode to ansi */
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RtlUnicodeToMultiByteN(pszOutputBuffer,
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ulOutputSize,
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NULL,
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pszLineBuffer,
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ulLineSize);
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/* Set file pointer to the end of the file */
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SetFilePointer(hLogFile,
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0,
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NULL,
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FILE_END);
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WriteFile(hLogFile,
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pszOutputBuffer,
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ulOutputSize,
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&dwWritten,
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NULL);
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done:
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if (pszOutputBuffer)
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HeapFree(GetProcessHeap(), 0, pszOutputBuffer);
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if (pszLineBuffer)
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HeapFree(GetProcessHeap(), 0, pszLineBuffer);
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if (pszFormatBuffer)
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HeapFree(GetProcessHeap(), 0, pszFormatBuffer);
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}
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/* EOF */
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