/*

  * $Id$

  *
  * global variables
  *

  *

  * Copyright (C) 2001-2003 FhG Fokus

  *
  * This file is part of ser, a free SIP server.
  *
  * ser 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
  *
  * For a license to use the ser software under conditions
  * other than those described here, or to purchase support for this
  * software, please contact iptel.org by e-mail at the following addresses:
  *    info@iptel.org
  *
  * ser 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

  */
 
 

 #ifndef globals_h
 #define globals_h
 

 #include "types.h"

 #include "ip_addr.h"

 #include "str.h"

 #include "poll_types.h"

 #define NO_DNS     0
 #define DO_DNS     1
 #define DO_REV_DNS 2
 
 

 extern char * cfg_file;

 extern int config_check;

 extern char *stat_file;

 extern unsigned short port_no;

 extern pid_t creator_pid;  /* pid of first process before daemonization */

 extern int uid;
 extern int gid;

 extern char* pid_file;
 extern char* pgid_file;
 extern int own_pgid; /* whether or not we have our own pgid (and it's ok to use kill(0, sig) */

 extern struct socket_info* bind_address; /* pointer to the crt. proc.
 											listening address */
 extern struct socket_info* sendipv4; /* ipv4 socket to use when msg.
 										comes from ipv6*/

 extern struct socket_info* sendipv6; /* same as above for ipv6 */

 #ifdef USE_TCP

 extern struct socket_info* sendipv4_tcp; /* ipv4 socket to use when msg.
 										comes from ipv6*/
 extern struct socket_info* sendipv6_tcp; /* same as above for ipv6 */

 extern int unix_tcp_sock; /* socket used for communication with tcp main*/
 #endif

 #ifdef USE_TLS
 extern struct socket_info* sendipv4_tls; /* ipv4 socket to use when msg.
 										comes from ipv6*/
 extern struct socket_info* sendipv6_tls; /* same as above for ipv6 */
 #endif

 extern unsigned int maxbuffer;

 extern int children_no;

 #ifdef USE_TCP

 extern int tcp_main_pid;

 extern int tcp_children_no;

 extern int tcp_disable;

 extern int tcp_accept_aliases;

 extern int tcp_connect_timeout;
 extern int tcp_send_timeout;

 extern int tcp_con_lifetime; /* connection lifetime */

 extern enum poll_types tcp_poll_method;

 extern int tcp_max_connections;

 #endif

 #ifdef USE_TLS
 extern int tls_disable;

 extern unsigned short tls_port_no;

 #endif

 extern int dont_fork;

 extern int dont_daemonize;

 extern int check_via;

 extern int phone2tel;

 extern int received_dns;

 extern int syn_branch;

 /* extern int process_no; */

 extern int child_rank;

 extern int sip_warning;
 extern int server_signature;

 extern char* user;
 extern char* group;

 extern char* sock_user;
 extern char* sock_group;
 extern int sock_uid;
 extern int sock_gid;
 extern int sock_mode;

 extern char* chroot_dir;
 extern char* working_dir;
 

 #ifdef USE_MCAST
 extern int mcast_loopback;

 extern int mcast_ttl;

 #endif /* USE_MCAST */
 

 #ifdef USE_STUN
 extern unsigned int stun_refresh_interval;
 extern int stun_allow_stun;
 extern int stun_allow_fp;
 #endif
 

 extern int tos;

 extern int pmtu_discovery;

 /*
  * debug & log_stderr moved to dprint.h*/

 /* extern process_bm_t process_bit; */

 /* extern int *pids; -moved to pt.h */

 extern int cfg_errors;

 extern int cfg_warnings;

 extern unsigned int msg_no;

 extern unsigned long shm_mem_size;

 /* AVP configuration */
 extern char *avp_db_url;  /* db url used by user preferences (AVPs) */
 

 /* moved to pt.h

 extern int *pids;
 extern int process_no;

 */

 
 extern int reply_to_via;
 

 extern int is_main;

 extern int fixup_complete;

 /* debugging level for dumping memory status */
 extern int memlog;

 /* debugging level for malloc debugging messages */
 extern int memdbg;

 /* debugging level for timer debugging (see -DTIMER_DEBUG) */
 extern int timerlog;
 

 /* looking up outbound interface ? */
 extern int mhomed;
 

 /* command-line arguments */
 extern int my_argc;
 extern char **my_argv;
 

 /* pre-set addresses */
 extern str default_global_address;
 /* pre-ser ports */
 extern str default_global_port;
 

 /* how much time to allow for shutdown, before killing everything */

 extern int ser_kill_timeout;

 /* core dump and file limits */
 extern int disable_core_dump;
 extern int open_files_limit;
 

 /* memory lock/pre-fault */
 extern int shm_force_alloc;
 extern int mlock_pages;
 
 /* real time stuff */

 extern int real_time;

 extern int rt_prio;
 extern int rt_policy; /* SCHED_OTHER */
 extern int rt_timer1_prio;  /* "fast" timer */
 extern int rt_timer2_prio;  /* "slow" timer */
 extern int rt_timer1_policy; /* "fast" timer, SCHED_OTHER */
 extern int rt_timer2_policy; /* "slow" timer, SCHED_OTHER */
 
 
 

 /* resolver */
 extern int dns_retr_time;
 extern int dns_retr_no;
 extern int dns_servers_no;
 extern int dns_search_list;

 #ifdef USE_DNS_CACHE
 extern int use_dns_cache; /* 1 if the cache is enabled, 0 otherwise */
 extern int use_dns_failover; /* 1 if failover is enabled, 0 otherwise */

 extern unsigned int dns_cache_max_mem; /* maximum memory used for the cached

 										  entries*/
 extern unsigned int dns_neg_cache_ttl; /* neg. cache ttl */
 extern unsigned int dns_cache_max_ttl; /* maximum ttl */
 extern unsigned int dns_cache_min_ttl; /* minimum ttl */
 extern unsigned int dns_timer_interval; /* gc timer interval in s */

 extern int dns_flags; /* default flags used for the  dns_*resolvehost

                     (compatibility wrappers) */

 extern int dns_srv_lb; /* default SRV LB support value */

 extern int dns_cache_del_nonexp; /* delete non-expired values from the cache when it is full */

 #ifdef USE_DNS_CACHE_STATS
 struct t_dns_cache_stats{
 	unsigned long dns_req_cnt;
 	unsigned long dc_hits_cnt;
 	unsigned long dc_neg_hits_cnt;
 	unsigned long dc_lru_cnt;
 };
 extern struct t_dns_cache_stats* dns_cache_stats;
 #endif /* USE_DNS_CACHE_STATS */

 #endif
 #ifdef USE_DST_BLACKLIST
 extern int use_dst_blacklist; /* 1 if the blacklist is enabled */

 extern unsigned int  blst_max_mem; /* maximum memory used for the blacklist

 									  entries*/
 extern unsigned int blst_timeout; /* blacklist entry ttl */
 extern unsigned int blst_timer_interval; /*blacklist gc timer interval (in s)*/

 
 #ifdef USE_DST_BLACKLIST_STATS
 struct t_dst_blacklist_stats{
 	unsigned long bkl_hit_cnt;
 	unsigned long bkl_lru_cnt;
 };
 extern struct t_dst_blacklist_stats* dst_blacklist_stats;
 #endif /* USE_DST_BLACKLIST_STATS */

 #endif

 #endif