/* * 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 1.35 (1996-01-01) * * Maintainer: Bernd 'eckes' Eckenfels, * * Author: Fred N. van Kempen, * 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 *990101 {1.35} Bernd Eckenfels: print_(hw|af)list support, added kerneldefines * * 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 /* This structure defines protocol families and their handlers. */ struct aftype { const char *name; const char *title; int af; int alen; const char *(*print) (const char *); const char *(*sprint) (const struct sockaddr_storage *, int numeric); int (*input) (int type, char *bufp, struct sockaddr_storage *); void (*herror) (const char *text); int (*rprint) (int options); int (*rinput) (int typ, int ext, char **argv); /* may modify src */ int (*getmask) (char *src, struct sockaddr_storage *mask, char *name); int fd; const char *flag_file; }; extern struct aftype * const aftypes[]; /* This structure defines hardware protocols and their handlers. */ struct hwtype { const char *name; const char *title; int type; int alen; const char *(*print) (const char *); int (*input) (char *, struct sockaddr_storage *); int (*activate) (int fd); int suppress_null_addr; }; extern const struct hwtype *get_hwtype(const char *name); extern const struct hwtype *get_hwntype(int type); extern void print_hwlist(int type); extern const struct aftype *get_aftype(const char *name); extern const struct aftype *get_afntype(int type); extern void print_aflist(int type); extern int hw_null_address(const struct hwtype *hw, void *addr); extern int getargs(char *string, char *arguments[]); extern int get_socket_for_af(int af); 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_HOST 4 #define FLAG_NUM_PORT 8 #define FLAG_NUM_USER 16 #define FLAG_NUM (FLAG_NUM_HOST|FLAG_NUM_PORT|FLAG_NUM_USER) #define FLAG_SYM 32 #define FLAG_CACHE 64 #define FLAG_FIB 128 #define FLAG_VERBOSE 256 extern int ip_masq_info(int numeric_host, int numeric_port, 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 X25_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); extern int X25_rinput(int action, int flags, char **argv); extern int ROSE_rinput(int action, int flags, char **argv); extern int aftrans_opt(const char *arg); extern void aftrans_def(char *tool, char *argv0, char *dflt); extern const char *get_sname(int socknumber, const 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_x25; extern int flag_rose; extern int flag_inet; extern int flag_inet6; extern int flag_bluetooth; extern char afname[256]; #define AFTRANS_OPTS \ {"ax25", 0, 0, 1}, \ {"x25", 0, 0, 1}, \ {"ip", 0, 0, 1}, \ {"ipx", 0, 0, 1}, \ {"appletalk", 0, 0, 1}, \ {"netrom", 0, 0, 1}, \ {"inet", 0, 0, 1}, \ {"inet6", 0, 0, 1}, \ {"ddp", 0, 0, 1}, \ {"rose", 0, 0, 1}, \ {"unix", 0, 0, 1}, \ {"bluetooth", 0, 0, 1}, \ {"tcpip", 0, 0, 1} #define AFTRANS_CNT 12 #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 EXIT_SUCCESS #define E_USAGE EXIT_SUCCESS #define E_OPTERR 3 #define E_INTERN 2 #define E_NOSUPP 1 /* ========== Kernel Defines ============= * Since it is not a good idea to depend on special kernel sources for the headers * and since the libc6 Headers are not always up to date, we keep a copy of the * most often used Flags in this file. We realy need a way to keep them up-to-date. * Perhaps anybody knows how the glibc2 folk is doing it? -ecki */ /* Keep this ins sync with /usr/src/linux/include/linux/rtnetlink.h */ #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ /* Keep this in sync with /usr/src/linux/include/linux/in_route.h */ #define RTCF_DEAD RTNH_F_DEAD #define RTCF_ONLINK RTNH_F_ONLINK /* #define RTCF_NOPMTUDISC RTM_F_NOPMTUDISC */ #define RTCF_NOTIFY 0x00010000 #define RTCF_DIRECTDST 0x00020000 #define RTCF_REDIRECTED 0x00040000 #define RTCF_TPROXY 0x00080000 #define RTCF_FAST 0x00200000 #define RTCF_MASQ 0x00400000 #define RTCF_SNAT 0x00800000 #define RTCF_DOREDIRECT 0x01000000 #define RTCF_DIRECTSRC 0x04000000 #define RTCF_DNAT 0x08000000 #define RTCF_BROADCAST 0x10000000 #define RTCF_MULTICAST 0x20000000 #define RTCF_REJECT 0x40000000 #define RTCF_LOCAL 0x80000000 /* Keep this in sync with /usr/src/linux/include/linux/ipv6_route.h */ #ifndef RTF_DEFAULT #define RTF_DEFAULT 0x00010000 /* default - learned via ND */ #endif #define RTF_ALLONLINK 0x00020000 /* fallback, no routers on link */ #ifndef RTF_ADDRCONF #define RTF_ADDRCONF 0x00040000 /* addrconf route - RA */ #endif #define RTF_NONEXTHOP 0x00200000 /* route with no nexthop */ #define RTF_EXPIRES 0x00400000 #define RTF_CACHE 0x01000000 /* cache entry */ #define RTF_FLOW 0x02000000 /* flow significant route */ #define RTF_POLICY 0x04000000 /* policy route */ #define RTF_LOCAL 0x80000000 /* Keep this in sync with /usr/src/linux/include/linux/route.h */ #define RTF_UP 0x0001 /* route usable */ #define RTF_GATEWAY 0x0002 /* destination is a gateway */ #define RTF_HOST 0x0004 /* host entry (net otherwise) */ #define RTF_REINSTATE 0x0008 /* reinstate route after tmout */ #define RTF_DYNAMIC 0x0010 /* created dyn. (by redirect) */ #define RTF_MODIFIED 0x0020 /* modified dyn. (by redirect) */ #define RTF_MTU 0x0040 /* specific MTU for this route */ #ifndef RTF_MSS #define RTF_MSS RTF_MTU /* Compatibility :-( */ #endif #define RTF_WINDOW 0x0080 /* per route window clamping */ #define RTF_IRTT 0x0100 /* Initial round trip time */ #define RTF_REJECT 0x0200 /* Reject route */ /* this is a 2.0.36 flag from /usr/src/linux/include/linux/route.h */ #define RTF_NOTCACHED 0x0400 /* this route isn't cached */ #if HAVE_AFECONET #ifndef AF_ECONET #define AF_ECONET 19 /* Acorn Econet */ #endif #endif /* End of lib/support.h */