Kamailio - The Open Source SIP Server: flags.h Source File

00001 /*
00002  * $Id: flags.h 5003 2008-09-26 11:01:51Z henningw $
00003  *
00004  * Copyright (C) 2001-2003 FhG Fokus
00005  *
00006  * This file is part of Kamailio, a free SIP server.
00007  *
00008  * Kamailio is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation; either version 2 of the License, or
00011  * (at your option) any later version
00012  *
00013  * Kamailio is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License 
00019  * along with this program; if not, write to the Free Software 
00020  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00021  */
00022 
00023 /*!
00024  * \file
00025  * \brief Flag management
00026  */
00027 
00028 
00029 #ifndef _FLAGS_H
00030 #define _FLAGS_H
00031 
00032 #include <limits.h>
00033 
00034 typedef unsigned int flag_t;
00035 
00036 #define MAX_FLAG  ((unsigned int)( sizeof(flag_t) * CHAR_BIT - 1 ))
00037 
00038 struct sip_msg;
00039 
00040 int flag_in_range( flag_t flag );
00041 
00042 int setflag( struct sip_msg* msg, flag_t flag );
00043 int resetflag( struct sip_msg* msg, flag_t flag );
00044 int isflagset( struct sip_msg* msg, flag_t flag );
00045 int flag_idx2mask(int *flag);
00046 
00047 
00048 unsigned int fixup_flag(unsigned int idx);
00049 
00050 int setsflagsval( unsigned int val );
00051 int setsflag( unsigned int mask );
00052 int resetsflag( unsigned int mask );
00053 int issflagset( unsigned int mask );
00054 unsigned int getsflags(void);
00055 
00056 #endif