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authorRoland McGrath <roland@gnu.org>1998-09-05 03:52:00 +0000
committerRoland McGrath <roland@gnu.org>1998-09-05 03:52:00 +0000
commita361203e5c2854f50ef19a69c37e3cb3ae80e80a (patch)
treeeea17498d00e1601ff203f29a12786ec0d50793d /sysdeps/unix
parent29659dd28d2645f5b349ddf3a6ae7f31f4ba9066 (diff)
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1998-09-05 Roland McGrath <roland@baalperazim.frob.com> * sysdeps/unix/sysv/linux/netinet/ip_icmp.h, sysdeps/unix/sysv/linux/netinet/tcp.h, sysdeps/unix/sysv/linux/netinet/udp.h: Moved to sysdeps/gnu/netinet.
1998-09-05 Roland McGrath <roland@baalperazim.frob.com> * sysdeps/unix/sysv/linux/netinet/ip_icmp.h, sysdeps/unix/sysv/linux/netinet/tcp.h, sysdeps/unix/sysv/linux/netinet/udp.h: Moved to sysdeps/gnu/netinet.
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/netinet/ip_icmp.h287
-rw-r--r--sysdeps/unix/sysv/linux/netinet/tcp.h165
-rw-r--r--sysdeps/unix/sysv/linux/netinet/udp.h55
3 files changed, 0 insertions, 507 deletions
diff --git a/sysdeps/unix/sysv/linux/netinet/ip_icmp.h b/sysdeps/unix/sysv/linux/netinet/ip_icmp.h
deleted file mode 100644
index be7959ee7f..0000000000
--- a/sysdeps/unix/sysv/linux/netinet/ip_icmp.h
+++ /dev/null
@@ -1,287 +0,0 @@
-/* Copyright (C) 1991, 92, 93, 95, 96, 97 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#ifndef __NETINET_IP_ICMP_H
-#define __NETINET_IP_ICMP_H 1
-
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-__BEGIN_DECLS
-
-struct icmphdr
-{
- u_int8_t type; /* message type */
- u_int8_t code; /* type sub-code */
- u_int16_t checksum;
- union
- {
- struct
- {
- u_int16_t id;
- u_int16_t sequence;
- } echo; /* echo datagram */
- u_int32_t gateway; /* gateway address */
- struct
- {
- u_int16_t __unused;
- u_int16_t mtu;
- } frag; /* path mtu discovery */
- } un;
-};
-
-#define ICMP_ECHOREPLY 0 /* Echo Reply */
-#define ICMP_DEST_UNREACH 3 /* Destination Unreachable */
-#define ICMP_SOURCE_QUENCH 4 /* Source Quench */
-#define ICMP_REDIRECT 5 /* Redirect (change route) */
-#define ICMP_ECHO 8 /* Echo Request */
-#define ICMP_TIME_EXCEEDED 11 /* Time Exceeded */
-#define ICMP_PARAMETERPROB 12 /* Parameter Problem */
-#define ICMP_TIMESTAMP 13 /* Timestamp Request */
-#define ICMP_TIMESTAMPREPLY 14 /* Timestamp Reply */
-#define ICMP_INFO_REQUEST 15 /* Information Request */
-#define ICMP_INFO_REPLY 16 /* Information Reply */
-#define ICMP_ADDRESS 17 /* Address Mask Request */
-#define ICMP_ADDRESSREPLY 18 /* Address Mask Reply */
-#define NR_ICMP_TYPES 18
-
-
-/* Codes for UNREACH. */
-#define ICMP_NET_UNREACH 0 /* Network Unreachable */
-#define ICMP_HOST_UNREACH 1 /* Host Unreachable */
-#define ICMP_PROT_UNREACH 2 /* Protocol Unreachable */
-#define ICMP_PORT_UNREACH 3 /* Port Unreachable */
-#define ICMP_FRAG_NEEDED 4 /* Fragmentation Needed/DF set */
-#define ICMP_SR_FAILED 5 /* Source Route failed */
-#define ICMP_NET_UNKNOWN 6
-#define ICMP_HOST_UNKNOWN 7
-#define ICMP_HOST_ISOLATED 8
-#define ICMP_NET_ANO 9
-#define ICMP_HOST_ANO 10
-#define ICMP_NET_UNR_TOS 11
-#define ICMP_HOST_UNR_TOS 12
-#define ICMP_PKT_FILTERED 13 /* Packet filtered */
-#define ICMP_PREC_VIOLATION 14 /* Precedence violation */
-#define ICMP_PREC_CUTOFF 15 /* Precedence cut off */
-#define NR_ICMP_UNREACH 15 /* instead of hardcoding immediate value */
-
-/* Codes for REDIRECT. */
-#define ICMP_REDIR_NET 0 /* Redirect Net */
-#define ICMP_REDIR_HOST 1 /* Redirect Host */
-#define ICMP_REDIR_NETTOS 2 /* Redirect Net for TOS */
-#define ICMP_REDIR_HOSTTOS 3 /* Redirect Host for TOS */
-
-/* Codes for TIME_EXCEEDED. */
-#define ICMP_EXC_TTL 0 /* TTL count exceeded */
-#define ICMP_EXC_FRAGTIME 1 /* Fragment Reass time exceeded */
-
-
-#ifdef __USE_BSD
-/*
- * Copyright (c) 1982, 1986, 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.
- *
- * @(#)ip_icmp.h 8.1 (Berkeley) 6/10/93
- */
-
-#include <netinet/in.h>
-#include <netinet/ip.h>
-
-/*
- * Internal of an ICMP Router Advertisement
- */
-struct icmp_ra_addr
-{
- u_int32_t ira_addr;
- u_int32_t ira_preference;
-};
-
-struct icmp
-{
- u_int8_t icmp_type; /* type of message, see below */
- u_int8_t icmp_code; /* type sub code */
- u_int16_t icmp_cksum; /* ones complement checksum of struct */
- union
- {
- u_char ih_pptr; /* ICMP_PARAMPROB */
- struct in_addr ih_gwaddr; /* gateway address */
- struct ih_idseq /* echo datagram */
- {
- u_int16_t icd_id;
- u_int16_t icd_seq;
- } ih_idseq;
- u_int32_t ih_void;
-
- /* ICMP_UNREACH_NEEDFRAG -- Path MTU Discovery (RFC1191) */
- struct ih_pmtu
- {
- u_int16_t ipm_void;
- u_int16_t ipm_nextmtu;
- } ih_pmtu;
-
- struct ih_rtradv
- {
- u_int8_t irt_num_addrs;
- u_int8_t irt_wpa;
- u_int16_t irt_lifetime;
- } ih_rtradv;
- } icmp_hun;
-#define icmp_pptr icmp_hun.ih_pptr
-#define icmp_gwaddr icmp_hun.ih_gwaddr
-#define icmp_id icmp_hun.ih_idseq.icd_id
-#define icmp_seq icmp_hun.ih_idseq.icd_seq
-#define icmp_void icmp_hun.ih_void
-#define icmp_pmvoid icmp_hun.ih_pmtu.ipm_void
-#define icmp_nextmtu icmp_hun.ih_pmtu.ipm_nextmtu
-#define icmp_num_addrs icmp_hun.ih_rtradv.irt_num_addrs
-#define icmp_wpa icmp_hun.ih_rtradv.irt_wpa
-#define icmp_lifetime icmp_hun.ih_rtradv.irt_lifetime
- union
- {
- struct
- {
- u_int32_t its_otime;
- u_int32_t its_rtime;
- u_int32_t its_ttime;
- } id_ts;
- struct
- {
- struct ip idi_ip;
- /* options and then 64 bits of data */
- } id_ip;
- struct icmp_ra_addr id_radv;
- u_int32_t id_mask;
- u_int8_t id_data[1];
- } icmp_dun;
-#define icmp_otime icmp_dun.id_ts.its_otime
-#define icmp_rtime icmp_dun.id_ts.its_rtime
-#define icmp_ttime icmp_dun.id_ts.its_ttime
-#define icmp_ip icmp_dun.id_ip.idi_ip
-#define icmp_radv icmp_dun.id_radv
-#define icmp_mask icmp_dun.id_mask
-#define icmp_data icmp_dun.id_data
-};
-
-/*
- * Lower bounds on packet lengths for various types.
- * For the error advice packets must first insure that the
- * packet is large enough to contain the returned ip header.
- * Only then can we do the check to see if 64 bits of packet
- * data have been returned, since we need to check the returned
- * ip header length.
- */
-#define ICMP_MINLEN 8 /* abs minimum */
-#define ICMP_TSLEN (8 + 3 * sizeof (n_time)) /* timestamp */
-#define ICMP_MASKLEN 12 /* address mask */
-#define ICMP_ADVLENMIN (8 + sizeof (struct ip) + 8) /* min */
-#ifndef _IP_VHL
-#define ICMP_ADVLEN(p) (8 + ((p)->icmp_ip.ip_hl << 2) + 8)
- /* N.B.: must separately check that ip_hl >= 5 */
-#else
-#define ICMP_ADVLEN(p) (8 + (IP_VHL_HL((p)->icmp_ip.ip_vhl) << 2) + 8)
- /* N.B.: must separately check that header length >= 5 */
-#endif
-
-/* Definition of type and code fields. */
-/* defined above: ICMP_ECHOREPLY, ICMP_REDIRECT, ICMP_ECHO */
-#define ICMP_UNREACH 3 /* dest unreachable, codes: */
-#define ICMP_SOURCEQUENCH 4 /* packet lost, slow down */
-#define ICMP_ROUTERADVERT 9 /* router advertisement */
-#define ICMP_ROUTERSOLICIT 10 /* router solicitation */
-#define ICMP_TIMXCEED 11 /* time exceeded, code: */
-#define ICMP_PARAMPROB 12 /* ip header bad */
-#define ICMP_TSTAMP 13 /* timestamp request */
-#define ICMP_TSTAMPREPLY 14 /* timestamp reply */
-#define ICMP_IREQ 15 /* information request */
-#define ICMP_IREQREPLY 16 /* information reply */
-#define ICMP_MASKREQ 17 /* address mask request */
-#define ICMP_MASKREPLY 18 /* address mask reply */
-
-#define ICMP_MAXTYPE 18
-
-/* UNREACH codes */
-#define ICMP_UNREACH_NET 0 /* bad net */
-#define ICMP_UNREACH_HOST 1 /* bad host */
-#define ICMP_UNREACH_PROTOCOL 2 /* bad protocol */
-#define ICMP_UNREACH_PORT 3 /* bad port */
-#define ICMP_UNREACH_NEEDFRAG 4 /* IP_DF caused drop */
-#define ICMP_UNREACH_SRCFAIL 5 /* src route failed */
-#define ICMP_UNREACH_NET_UNKNOWN 6 /* unknown net */
-#define ICMP_UNREACH_HOST_UNKNOWN 7 /* unknown host */
-#define ICMP_UNREACH_ISOLATED 8 /* src host isolated */
-#define ICMP_UNREACH_NET_PROHIB 9 /* net denied */
-#define ICMP_UNREACH_HOST_PROHIB 10 /* host denied */
-#define ICMP_UNREACH_TOSNET 11 /* bad tos for net */
-#define ICMP_UNREACH_TOSHOST 12 /* bad tos for host */
-#define ICMP_UNREACH_FILTER_PROHIB 13 /* admin prohib */
-#define ICMP_UNREACH_HOST_PRECEDENCE 14 /* host prec vio. */
-#define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 /* prec cutoff */
-
-/* REDIRECT codes */
-#define ICMP_REDIRECT_NET 0 /* for network */
-#define ICMP_REDIRECT_HOST 1 /* for host */
-#define ICMP_REDIRECT_TOSNET 2 /* for tos and net */
-#define ICMP_REDIRECT_TOSHOST 3 /* for tos and host */
-
-/* TIMEXCEED codes */
-#define ICMP_TIMXCEED_INTRANS 0 /* ttl==0 in transit */
-#define ICMP_TIMXCEED_REASS 1 /* ttl==0 in reass */
-
-/* PARAMPROB code */
-#define ICMP_PARAMPROB_OPTABSENT 1 /* req. opt. absent */
-
-#define ICMP_INFOTYPE(type) \
- ((type) == ICMP_ECHOREPLY || (type) == ICMP_ECHO || \
- (type) == ICMP_ROUTERADVERT || (type) == ICMP_ROUTERSOLICIT || \
- (type) == ICMP_TSTAMP || (type) == ICMP_TSTAMPREPLY || \
- (type) == ICMP_IREQ || (type) == ICMP_IREQREPLY || \
- (type) == ICMP_MASKREQ || (type) == ICMP_MASKREPLY)
-
-#endif /* __USE_BSD */
-
-__END_DECLS
-
-#endif /* netinet/ip_icmp.h */
diff --git a/sysdeps/unix/sysv/linux/netinet/tcp.h b/sysdeps/unix/sysv/linux/netinet/tcp.h
deleted file mode 100644
index 49fa180a00..0000000000
--- a/sysdeps/unix/sysv/linux/netinet/tcp.h
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * Copyright (c) 1982, 1986, 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.
- *
- * @(#)tcp.h 8.1 (Berkeley) 6/10/93
- */
-
-#ifndef _NETINET_TCP_H
-#define _NETINET_TCP_H 1
-
-#include <features.h>
-#include <sys/types.h>
-
-__BEGIN_DECLS
-
-#ifdef __FAVOR_BSD
-typedef u_int32_t tcp_seq;
-/*
- * TCP header.
- * Per RFC 793, September, 1981.
- */
-struct tcphdr
- {
- u_int16_t th_sport; /* source port */
- u_int16_t th_dport; /* destination port */
- tcp_seq th_seq; /* sequence number */
- tcp_seq th_ack; /* acknowledgement number */
-#if __BYTE_ORDER == __LITTLE_ENDIAN
- u_int8_t th_x2:4; /* (unused) */
- u_int8_t th_off:4; /* data offset */
-#endif
-#if __BYTE_ORDER == __BIG_ENDIAN
- u_int8_t th_off:4; /* data offset */
- u_int8_t th_x2:4; /* (unused) */
-#endif
- u_int8_t th_flags;
-#define TH_FIN 0x01
-#define TH_SYN 0x02
-#define TH_RST 0x04
-#define TH_PUSH 0x08
-#define TH_ACK 0x10
-#define TH_URG 0x20
- u_int16_t th_win; /* window */
- u_int16_t th_sum; /* checksum */
- u_int16_t th_urp; /* urgent pointer */
-};
-
-#else /* !__FAVOR_BSD */
-struct tcphdr
- {
- u_int16_t source;
- u_int16_t dest;
- u_int32_t seq;
- u_int32_t ack_seq;
-#if __BYTE_ORDER == __LITTLE_ENDIAN
- u_int16_t res1:4;
- u_int16_t doff:4;
- u_int16_t fin:1;
- u_int16_t syn:1;
- u_int16_t rst:1;
- u_int16_t psh:1;
- u_int16_t ack:1;
- u_int16_t urg:1;
- u_int16_t res2:2;
-#elif __BYTE_ORDER == __BIG_ENDIAN
- u_int16_t doff:4;
- u_int16_t res1:4;
- u_int16_t res2:2;
- u_int16_t urg:1;
- u_int16_t ack:1;
- u_int16_t psh:1;
- u_int16_t rst:1;
- u_int16_t syn:1;
- u_int16_t fin:1;
-#else
-#error "Adjust your <bits/endian.h> defines"
-#endif
- u_int16_t window;
- u_int16_t check;
- u_int16_t urg_ptr;
-};
-#endif /* __FAVOR_BSD */
-
-enum
-{
- TCP_ESTABLISHED = 1,
- TCP_SYN_SENT,
- TCP_SYN_RECV,
- TCP_FIN_WAIT1,
- TCP_FIN_WAIT2,
- TCP_TIME_WAIT,
- TCP_CLOSE,
- TCP_CLOSE_WAIT,
- TCP_LAST_ACK,
- TCP_LISTEN,
- TCP_CLOSING /* now a valid state */
-};
-
-#define TCPOPT_EOL 0
-#define TCPOPT_NOP 1
-#define TCPOPT_MAXSEG 2
-#define TCPOLEN_MAXSEG 4
-#define TCPOPT_WINDOW 3
-#define TCPOLEN_WINDOW 3
-#define TCPOPT_SACK_PERMITTED 4 /* Experimental */
-#define TCPOLEN_SACK_PERMITTED 2
-#define TCPOPT_SACK 5 /* Experimental */
-#define TCPOPT_TIMESTAMP 8
-#define TCPOLEN_TIMESTAMP 10
-#define TCPOLEN_TSTAMP_APPA (TCPOLEN_TIMESTAMP+2) /* appendix A */
-
-#define TCPOPT_TSTAMP_HDR \
- (TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP)
-
-/*
- * Default maximum segment size for TCP.
- * With an IP MSS of 576, this is 536,
- * but 512 is probably more convenient.
- * This should be defined as MIN(512, IP_MSS - sizeof (struct tcpiphdr)).
- */
-#define TCP_MSS 512
-
-#define TCP_MAXWIN 65535 /* largest value for (unscaled) window */
-
-#define TCP_MAX_WINSHIFT 14 /* maximum window shift */
-
-/*
- * User-settable options (used with setsockopt).
- */
-#define TCP_NODELAY 0x01 /* don't delay send to coalesce packets */
-#define TCP_MAXSEG 0x02 /* set maximum segment size */
-
-#define SOL_TCP 6 /* TCP level */
-
-__END_DECLS
-
-#endif /* netinet/tcp.h */
diff --git a/sysdeps/unix/sysv/linux/netinet/udp.h b/sysdeps/unix/sysv/linux/netinet/udp.h
deleted file mode 100644
index 9ee66f0fce..0000000000
--- a/sysdeps/unix/sysv/linux/netinet/udp.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/* Copyright (C) 1991, 92, 93, 95, 96, 97 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-/*
- * Copyright (c) 1982, 1986 Regents of the University of California.
- * All rights reserved. The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
- */
-
-#ifndef __NETINET_UDP_H
-#define __NETINET_UDP_H 1
-
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-__BEGIN_DECLS
-
-/* UDP header as specified by RFC 768, August 1980. */
-#ifdef __FAVOR_BSD
-struct udphdr {
- u_int16_t uh_sport; /* source port */
- u_int16_t uh_dport; /* destination port */
- u_int16_t uh_ulen; /* udp length */
- u_int16_t uh_sum; /* udp checksum */
-};
-#else
-
-struct udphdr {
- u_int16_t source;
- u_int16_t dest;
- u_int16_t len;
- u_int16_t check;
-};
-#endif
-
-#define SOL_UDP 17 /* sockopt level for UDP */
-
-__END_DECLS
-
-#endif /* netinet/udp.h */