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