net-support.h

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/*
 * lib/support.h	This file contains the definitions of what is in the
 *			support library.  Most of all, it defines structures
 *			for accessing support modules, and the function proto-
 *			types.
 *
 * NET-LIB	A collection of functions used from the base set of the
 *		NET-3 Networking Distribution for the LINUX operating
 *		system. (net-tools, net-drivers)
 *
 * Version:	lib/net-support.h 1.34 (1996-04-13)
 *
 * Maintainer:	Bernd 'eckes' Eckenfels, <[e-mail]>
 *
 * Author:	Fred N. van Kempen, <[e-mail]>
 *		Copyright 1993 MicroWalt Corporation
 *
 * Modifications:
 *960125 {1.20}	Bernd Eckenfels:	reformated, layout
 *960202 {1.30} Bernd Eckenfels:	rprint in aftype
 *960206 {1.31} Bernd Eckenfels:	route_init
 *960219 {1.32} Bernd Eckenfels:	type for ap->input()
 *960322 {1.33} Bernd Eckenfels:	activate_ld and const in get_hwtype
 *960413 {1.34} Bernd Eckenfels:	new RTACTION suport
 *
 *		This program 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.
 */
#include <sys/socket.h>

/* This structure defines protocol families and their handlers. */
struct aftype {
  char		*name;
  char		*title;
  int		af;
  int		alen;
  char		*(*print)	(unsigned char *);
  char		*(*sprint)	(struct sockaddr *, int numeric);
  int		(*input)	(int type, char *bufp, struct sockaddr *);
  void		(*herror)	(char *text);
  int		(*rprint)	(int options);
  int 		(*rinput)	(int typ, int ext, char **argv);

  /* may modify src */ 
  int		(*getmask)  (char *src, struct sockaddr *mask, char *name); 	

};


/* This structure defines hardware protocols and their handlers. */
struct hwtype {
  char		*name;
  char		*title;
  int		type;
  int		alen;
  char		*(*print)	(unsigned char *);
  char		*(*sprint)	(struct sockaddr *);
  int		(*input)	(char *, struct sockaddr *);
  int		(*activate)	(int fd);
};


extern struct hwtype	*get_hwtype(const char *name);
extern struct hwtype	*get_hwntype(int type);
extern struct aftype	*get_aftype(const char *name);
extern struct aftype	*get_afntype(int type);

extern int		getargs(char *string, char *arguments[]);

extern void		getroute_init(void);
extern void		setroute_init(void);
extern void		activate_init(void);
extern int		route_info(const char *afname, int flags);
extern int		route_edit(int action, const char *afname, int flags, char **argv);
extern int		activate_ld(const char *hwname, int fd);

#define RTACTION_ADD   1
#define RTACTION_DEL   2
#define RTACTION_HELP  3
#define RTACTION_FLUSH 4
#define RTACTION_SHOW  5

#define FLAG_EXT      3 /* AND-Mask */
#define FLAG_NUM      4
#define FLAG_SYM      8
#define FLAG_CACHE   16
#define FLAG_FIB     32
#define FLAG_VERBOSE 64
         
extern int		ip_masq_info(int numeric, int ext);

extern int	INET_rprint(int options);
extern int	INET6_rprint(int options);
extern int	DDP_rprint(int options);
extern int	IPX_rprint(int options);
extern int	NETROM_rprint(int options);
extern int	AX25_rprint(int options);

extern int	INET_rinput(int action, int flags, char **argv);
extern int	INET6_rinput(int action, int flags, char **argv);
extern int	DDP_rinput(int action, int flags, char **argv);
extern int	IPX_rinput(int action, int flags, char **argv);
extern int	NETROM_rinput(int action, int flags, char **argv);
extern int	AX25_rinput(int action, int flags, char **argv);

int	aftrans_opt	(const char *arg);
void	aftrans_def	(char *tool, char *argv0, char *dflt);

char * get_sname(int socknumber, char *proto, int numeric);

extern int flag_unx;
extern int flag_ipx;
extern int flag_ax25;
extern int flag_ddp;
extern int flag_netrom;
extern int flag_inet;
extern int flag_inet6;

extern char afname[];

#define AFTRANS_OPTS \
	{"ax25",	0,	0,	1}, \
	{"ip",		0,	0,	1}, \
	{"ipx",         0,	0,	1}, \
	{"appletalk",	0,	0,	1}, \
	{"netrom",	0,	0,	1}, \
	{"inet",	0,	0,	1}, \
	{"ddp",		0,	0,	1}, \
	{"unix",	0,	0,	1}, \
	{"tcpip",	0,	0,	1}
#define AFTRANS_CNT 9

#define EINTERN(file, text) fprintf(stderr, \
	"%s: Internal Error `%s'.\n",file,text);

#define ENOSUPP(A,B)	fprintf(stderr,\
                                _("%s: feature `%s' not supported.\n" \
				  "Please recompile `net-tools' with "\
				  "newer kernel source or full configuration.\n"),A,B)

#define ESYSNOT(A,B)	fprintf(stderr, _("%s: no support for `%s' on this system.\n"),A,B)

#define E_NOTFOUND	8
#define E_SOCK		7
#define E_LOOKUP	6
#define E_VERSION	5
#define E_USAGE		4
#define E_OPTERR	3
#define E_INTERN	2
#define E_NOSUPP	1

/* End of lib/support.h */