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/* get-next-event loop
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* Copyright (C) 1998-2001 D. Hugh Redelmeier.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* RCSID $Id: server.h,v 1.32 2005/09/19 00:40:48 mcr Exp $
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*/
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#ifndef _SERVER_H
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#define _SERVER_H
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#include <sysqueue.h>
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extern bool no_retransmits;
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extern bool log_to_stderr_desired;
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extern int ctl_fd; /* file descriptor of control (whack) socket */
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extern struct sockaddr_un ctl_addr; /* address of control (whack) socket */
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extern int info_fd; /* file descriptor of control (info) socket */
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extern struct sockaddr_un info_addr; /* address of control (info) socket */
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extern err_t init_ctl_socket(void);
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extern void delete_ctl_socket(void);
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extern bool listening; /* should we pay attention to IKE messages? */
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/* interface: a terminal point for IKE traffic, IPsec transport mode
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* and IPsec tunnels.
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* Essentially:
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* - an IP device (eg. eth1), and
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* - its partner, an ipsec device (eg. ipsec0), and
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* - their shared IP address (eg. 10.7.3.2)
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* Note: the port for IKE is always implicitly UDP/pluto_port.
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*
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* The iface is a unique IP address on a system. It may be used
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* by multiple port numbers. In general, two conns have the same
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* interface if they have the same iface_port->iface_alias.
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*/
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struct iface_dev {
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LIST_ENTRY(iface_dev) id_entry;
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int id_count;
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char *id_vname; /* virtual (ipsec) device name */
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char *id_rname; /* real device name */
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};
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struct iface_port {
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struct iface_dev *ip_dev;
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u_int16_t port; /* host byte order */
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ip_address ip_addr; /* interface IP address */
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int fd; /* file descriptor of socket for IKE UDP messages */
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struct iface_port *next;
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bool ike_float;
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enum { IFN_ADD, IFN_KEEP, IFN_DELETE } change;
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};
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extern struct iface_port *interfaces; /* public interfaces */
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extern bool use_interface(const char *rifn);
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extern void find_ifaces(void);
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extern void show_ifaces_status(void);
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extern void free_ifaces(void);
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extern void show_debug_status(void);
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extern void call_server(void);
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/* in rcv_info.c */
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extern err_t init_info_socket(void);
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extern void delete_info_socket(void);
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extern bool pluto_crypt_handle_dead_child(int pid, int status);
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extern bool adns_reapchild(pid_t pid, int status);
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extern const char *init_pluto_vendorid(void);
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#endif /* _SERVER_H */
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