owntone-server/src/w32-eventlog.c
2006-02-26 08:46:24 +00:00

128 lines
2.9 KiB
C

/*
* $Id$
*
* eventlog messages utility functions
*
* Copyright (C) 2005-2006 Ron Pedde (ron@pedde.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <windows.h>
#include <stdio.h>
#include "messages.h"
static HANDLE elog_handle = NULL;
/**
* register eventlog functions
*
* @returns TRUE if successful, FALSE otherwise
*/
int elog_register(void) {
HKEY reg_key = NULL;
DWORD err = 0;
char path[MAX_PATH];
DWORD event_types;
wsprintf(path,"SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\%s", PACKAGE);
if((err=RegCreateKey(HKEY_LOCAL_MACHINE, path, &reg_key)) != ERROR_SUCCESS)
return FALSE;
GetModuleFileName(NULL, path, MAX_PATH );
err=RegSetValueEx(reg_key, "EventMessageFile",0,REG_EXPAND_SZ,path,(DWORD)strlen(path) + 1);
if(err != ERROR_SUCCESS) {
RegCloseKey(reg_key);
return FALSE;
}
event_types = EVENTLOG_ERROR_TYPE | EVENTLOG_WARNING_TYPE | EVENTLOG_INFORMATION_TYPE;
err=RegSetValueEx(reg_key,"TypesSupported", 0, REG_DWORD, (BYTE*)&event_types, sizeof event_types );
if(err != ERROR_SUCCESS) {
RegCloseKey(reg_key);
return FALSE;
}
RegCloseKey(reg_key);
return TRUE;
}
/**
* FIXME: ENOTIMPL
*/
int elog_unregister(void) {
return TRUE;
}
/**
* initialize the eventlog
*
* @returns TRUE if successful, FALSE otherwise
*/
int elog_init(void) {
elog_handle=RegisterEventSource(NULL, PACKAGE);
if(elog_handle == INVALID_HANDLE_VALUE)
return FALSE;
return TRUE;
}
/**
* uninitialize the eventlog
*
* @returns TRUE
*/
int elog_deinit(void) {
DeregisterEventSource(elog_handle);
return TRUE;
}
/**
* log a message to the event viewer
*
* @param level event level to log: 0=fatal, 3=warn, > info
* @returns TRUE on success, FALSE otherwise
*/
int elog_message(int level, char *msg) {
WORD message_level = EVENTLOG_INFORMATION_TYPE;
int ret;
if(level == 0)
message_level = EVENTLOG_ERROR_TYPE;
ret = ReportEvent(
elog_handle,
message_level,
0,
EVENT_MSG,
NULL,
1,
0,
&msg,
NULL);
/* ReportEvent returns non-zero on success */
return ret ? TRUE : FALSE;
}