199 lines
8.4 KiB
C
Executable file
199 lines
8.4 KiB
C
Executable file
/************************************************************************/
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/* */
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/* ***** ***** */
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/* ***** ***** */
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/* ***** ***** */
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/* ***** ***** */
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/* *************** *************** */
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/* ***************** ***************** */
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/* *************** *************** */
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/* ***** ***** TheNetNode */
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/* ***** ***** Portable */
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/* ***** ***** Network */
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/* ***** ***** Software */
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/* */
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/* File os/linux/ax25ip.h (maintained by: DG9OBU) */
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/* */
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/* This file is part of "TheNetNode" - Software Package */
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/* */
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/* Copyright (C) 1998 - 2008 NORD><LINK e.V. Braunschweig */
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/* */
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/* This program is free software; you can redistribute it and/or modify */
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/* it under the terms of the NORD><LINK ALAS (Allgemeine Lizenz fuer */
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/* Amateurfunk Software) as published by Hans Georg Giese (DF2AU) */
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/* on 13/Oct/1992; either version 1, or (at your option) any later */
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/* version. */
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/* */
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/* This program is distributed WITHOUT ANY WARRANTY only for further */
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/* development and learning purposes. See the ALAS (Allgemeine Lizenz */
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/* fuer Amateurfunk Software). */
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/* */
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/* You should have received a copy of the NORD><LINK ALAS (Allgemeine */
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/* Lizenz fuer Amateurfunk Software) along with this program; if not, */
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/* write to NORD><LINK e.V., Hinter dem Berge 5, D-38108 Braunschweig */
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/* */
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/* Dieses Programm ist PUBLIC DOMAIN, mit den Einschraenkungen durch */
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/* die ALAS (Allgemeine Lizenz fuer Amateurfunk Software), entweder */
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/* Version 1, veroeffentlicht von Hans Georg Giese (DF2AU), */
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/* am 13.Oct.1992, oder (wenn gewuenscht) jede spaetere Version. */
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/* */
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/* Dieses Programm wird unter Haftungsausschluss vertrieben, aus- */
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/* schliesslich fuer Weiterentwicklungs- und Lehrzwecke. Naeheres */
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/* koennen Sie der ALAS (Allgemeine Lizenz fuer Amateurfunk Software) */
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/* entnehmen. */
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/* */
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/* Sollte dieser Software keine ALAS (Allgemeine Lizenz fuer Amateur- */
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/* funk Software) beigelegen haben, wenden Sie sich bitte an */
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/* NORD><LINK e.V., Hinter dem Berge 5, D-38108 Braunschweig */
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/* */
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/************************************************************************/
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/* Defines */
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#define NO_MODE 0
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#define IP_MODE 1
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#define UDP_MODE 2
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#define IPPROTO_AX25 93
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#define DEFAULT_UDP_PORT 10093
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#define CONFIG_FILE "ax25ip.cfg"
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#define NOT_LAST(p) (((*(p+6))&0x01)==0)
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#define NOTREPEATED(p) (((*(p+6))&0x80)==0)
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#define NO_DIGIS(f) (((*(f+13))&0x01)!=0)
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#define MAX_FRAME 2048
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#define TABLE_SIZE 128
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#define LOGL1 if(loglevel>0)(void)write_log
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#define LOGL2 if(loglevel>1)(void)write_log
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#define LOGL3 if(loglevel>2)(void)write_log
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#define LOGL4 if(loglevel>3)(void)write_log
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#define HNLEN 64
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#define OP_NONE 0
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#define OP_ADD 1
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#define OP_DEL 2
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#define OP_MYUDP 3
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#define OP_LOG 4
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#define OP_TIMEOUT 5
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#define OP_HNUPD 6
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#define BUFLEN 32
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static unsigned int uDynTimeout = 3600; /* eine Stunde */
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/* Variablen */
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static LHEAD *l2flp;
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static DEVICE *l1pp;
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static int ax25ip_port;
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static BOOLEAN ax25ip_active = FALSE;
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static BOOLEAN sockopt_keepalive = FALSE;
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static BOOLEAN sockopt_throughput = FALSE;
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static WORD mode;
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/* Nameservice-Updateintervall (in Zehntelsekunden !) */
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static UWORD uNamesUpdate = 18000;
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static struct sockaddr_in udpbind;
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static struct sockaddr_in ipbind;
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static struct sockaddr_in to;
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static struct sockaddr_in from;
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#ifndef ATTACH
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unsigned short my_udp = 0;
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#endif
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int route_tbl_top = 0;
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int loglevel = 0;
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int fd_udp = -1; /* Filedescriptor fuer UDP */
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int fd_ip = -1; /* Filedescriptor fuer IP */
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/* TEST DG9OBU */
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static BOOLEAN new_parser = FALSE; /* Standardmaessig alte Syntax */
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struct route_table_entry {
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unsigned char callsign[L2IDLEN]; /* the callsign and ssid */
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unsigned long ip_addr; /* the IP address */
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unsigned short udp_port; /* the port number if udp */
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unsigned int timeout; /* Timeout der Route */
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unsigned char hostname[HNLEN];
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#ifdef AXIPR_UDP
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unsigned short org_udp_port; /* Original UDP-Port. */
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#endif
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#ifdef AXIPR_HTML
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unsigned char timeset[17 + 1]; /* Login-Zeit/Date. */
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unsigned short protokoll; /* Protokoll (INP,Flexnet..) */
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unsigned short online; /* Route online/offline. */
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#endif
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};
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struct route_table_entry route_tbl[TABLE_SIZE];
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struct route_table_entry default_route;
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/* Funktionsprototypen */
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int setup_ip(void);
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int setup_udp(unsigned short);
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void show_rt_entry(struct route_table_entry, MBHEAD*);
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void ccpaxipr(void);
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void ax25ip_send(void);
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void ax25ip_recv(void);
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void ax25ip_check_up(void);
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void ax25ip_check_down(void);
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#ifndef AXIPR_UDP
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static void route_add(unsigned char*, struct hostent*, unsigned char*, int, int, int);
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#else
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static BOOLEAN route_add(unsigned char*, struct hostent*, unsigned char*, int, int, int
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, char *
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#ifdef AXIPR_HTML
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, char *, UWORD
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#endif /* AXIPR_HTML */
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);
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#endif /* AXIPR_UDP */
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BOOLEAN route_del(unsigned char*);
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unsigned int count_routes(BOOLEAN);
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void route_init(void);
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void route_age(void);
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void route_update(struct route_table_entry*);
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BOOLEAN route_canlearn(MBHEAD*);
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void add_crc(unsigned char*, int);
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int addrmatch(unsigned char*, unsigned char*);
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void add_ax25crc(unsigned char*, int);
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UWORD compute_crc(unsigned char*, int);
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BOOLEAN ok_crc(unsigned char*, int);
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int config_read(void);
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int parse_line(char*);
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int a_to_call(char*, unsigned char*);
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char *call_to_a(unsigned char*);
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struct route_table_entry *call_to_ip(unsigned char*);
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unsigned char *next_addr(unsigned char*);
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void write_log(const char*, ...);
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#ifdef AXIPR_UDP
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void route_analyse(struct in_addr, unsigned char *, int);
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void route_check(register int);
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struct route_table_entry *search_route(unsigned char *);
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void UpdateRoute(unsigned char *, int, int, char *
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#ifdef AXIPR_HTML
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, char *, UWORD
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#endif /* AXIPR_HTML */
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);
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#endif /* AXIPR_UDP */
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#ifdef AXIPR_HTML
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#define P_OFFLINE 0
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#define P_USER 1
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#define P_THENET 2
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#define P_INP 3
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#define P_FLEXNET 4
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#define CSS_RFILE "rstat.css"
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#define HTML_RFILE "rstat.html"
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#define HTML_INV 60
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static unsigned int HtmlStat = FALSE; /* HtmlStatistik ausgeshaltet. */
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void h_timer(void);
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void w_statistik(void);
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char *set_time(void);
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void set_status(register int, int, PEER *);
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#endif
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/* End */
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