diff options
Diffstat (limited to 'newlib/libc/sys/linux/include/netns/ns.h')
| -rw-r--r-- | newlib/libc/sys/linux/include/netns/ns.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/include/netns/ns.h b/newlib/libc/sys/linux/include/netns/ns.h new file mode 100644 index 000000000..94c801713 --- /dev/null +++ b/newlib/libc/sys/linux/include/netns/ns.h @@ -0,0 +1,154 @@ +/* + * Copyright (c) 1984, 1985, 1986, 1987, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)ns.h 8.1 (Berkeley) 6/10/93 + * $FreeBSD: src/sys/netns/ns.h,v 1.15 2002/03/20 02:39:27 alfred Exp $ + */ + +#ifndef _NETNS_NS_H_ +#define _NETNS_NS_H_ + +/* + * Constants and Structures defined by the Xerox Network Software + * per "Internet Transport Protocols", XSIS 028112, December 1981 + */ + +/* + * Protocols + */ +#define NSPROTO_RI 1 /* Routing Information */ +#define NSPROTO_ECHO 2 /* Echo Protocol */ +#define NSPROTO_ERROR 3 /* Error Protocol */ +#define NSPROTO_PE 4 /* Packet Exchange */ +#define NSPROTO_SPP 5 /* Sequenced Packet */ +#define NSPROTO_RAW 255 /* Placemarker*/ +#define NSPROTO_MAX 256 /* Placemarker*/ + + +/* + * Port/Socket numbers: network standard functions + */ + +#define NSPORT_RI 1 /* Routing Information */ +#define NSPORT_ECHO 2 /* Echo */ +#define NSPORT_RE 3 /* Router Error */ + +/* + * Ports < NSPORT_RESERVED are reserved for priveleged + * processes (e.g. root). + */ +#define NSPORT_RESERVED 3000 + +/* flags passed to ns_output as last parameter */ + +#define NS_FORWARDING 0x1 /* most of idp header exists */ +#define NS_ROUTETOIF 0x10 /* same as SO_DONTROUTE */ +#define NS_ALLOWBROADCAST SO_BROADCAST /* can send broadcast packets */ + +#define NS_MAXHOPS 15 + +/* flags passed to get/set socket option */ +#define SO_HEADERS_ON_INPUT 1 +#define SO_HEADERS_ON_OUTPUT 2 +#define SO_DEFAULT_HEADERS 3 +#define SO_LAST_HEADER 4 +#define SO_NSIP_ROUTE 5 +#define SO_SEQNO 6 +#define SO_ALL_PACKETS 7 +#define SO_MTU 8 + + +/* + * NS addressing + */ +union ns_host { + u_char c_host[6]; + u_short s_host[3]; +}; + +union ns_net { + u_char c_net[4]; + u_short s_net[2]; +}; + +union ns_net_u { + union ns_net net_e; + u_long long_e; +}; + +struct ns_addr { + union ns_net x_net; + union ns_host x_host; + u_short x_port; +}; + +/* + * Socket address, Xerox style + */ +struct sockaddr_ns { + u_char sns_len; + u_char sns_family; + struct ns_addr sns_addr; + char sns_zero[2]; +}; +#define sns_port sns_addr.x_port + +#define ns_neteqnn(a,b) (((a).s_net[0]==(b).s_net[0]) && \ + ((a).s_net[1]==(b).s_net[1])) +#define ns_neteq(a,b) ns_neteqnn((a).x_net, (b).x_net) +#define satons_addr(sa) (((struct sockaddr_ns *)&(sa))->sns_addr) +#define ns_hosteqnh(s,t) ((s).s_host[0] == (t).s_host[0] && \ + (s).s_host[1] == (t).s_host[1] && (s).s_host[2] == (t).s_host[2]) +#define ns_hosteq(s,t) (ns_hosteqnh((s).x_host,(t).x_host)) +#define ns_nullhost(x) (((x).x_host.s_host[0]==0) && \ + ((x).x_host.s_host[1]==0) && ((x).x_host.s_host[2]==0)) + +#ifdef _KERNEL +extern struct domain nsdomain; +union ns_host ns_thishost; +union ns_host ns_zerohost; +union ns_host ns_broadhost; +union ns_net ns_zeronet; +union ns_net ns_broadnet; +u_short ns_cksum(); +#else + +#include <sys/cdefs.h> + +__BEGIN_DECLS +extern struct ns_addr ns_addr(const char *); +extern char *ns_ntoa(struct ns_addr); +__END_DECLS + +#endif + +#endif |