pt.h
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 /*
  * $Id$
  *
  * Process Table
  *
  *
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  *
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  * Copyright (C) 2001-2003 FhG Fokus
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  *
  * 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
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  */
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 /*
  * History:
  * --------
  *  2003-04-15  added tcp_disable support (andrei)
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  *  2006-06-14	added process table in shared mem (dragos)
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  *  2007-07-04	added register_fds() and get_max_open_fds(() (andrei)
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  */
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 #ifndef _PT_H
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 #define _PT_H
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 #include <sys/types.h>
 #include <unistd.h>
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 #include <stdlib.h>
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 #include "globals.h"
 #include "timer.h"
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 #include "socket_info.h"
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 #include "locking.h"
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 #define MAX_PT_DESC			128
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 struct process_table {
 	int pid;
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 #ifdef USE_TCP
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 	int unix_sock; 	/* unix socket on which tcp main listens	*/
 	int idx; 		/* tcp child index, -1 for other processes 	*/
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 #endif
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 	char desc[MAX_PT_DESC];
 };
 
 extern struct process_table *pt;
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 extern gen_lock_t* process_lock;
 extern int *process_count;
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 extern int process_no;
 
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 extern struct tcp_child* tcp_children;
 
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 int init_pt();
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 int get_max_procs();
 int register_procs(int no);
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 int get_max_open_fds();
 int register_fds(int no);
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 int close_extra_socks(int proc_id, int proc_no);
 
 #define get_proc_no() ((process_count)?*process_count:0)
 
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 /* return processes pid */
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 int my_pid();
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 /**
  * Forks a new process.
  * @param desc - text description for the process table
  * @param make_sock - if to create a unix socket pair for it
  * @returns the pid of the new process
  */
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 int fork_process(int child_id,char *desc,int make_sock);
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 /**
  * Forks a new TCP process.
  * @param desc - text description for the process table
  * @param r - index in the tcp_children array
  * @param *reader_fd_1 - pointer to return the reader_fd[1]
  * @returns the pid of the new process
  */
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 #ifdef USE_TCP
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 int fork_tcp_process(int child_id,char *desc,int r,int *reader_fd_1);
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 #endif
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 #ifdef PKG_MALLOC
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 void mem_dump_pkg_cb(str *gname, str *name);
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 #endif
 
 #ifdef SHM_MEM
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 int mem_dump_shm_fixup(void *handle, str *gname, str *name, void **val);
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 #endif
 
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 #endif