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authorEric Andersen <andersen@codepoet.org>2000-07-09 06:39:19 +0000
committerEric Andersen <andersen@codepoet.org>2000-07-09 06:39:19 +0000
commitf3a9360625bca4fb0b5fe9730d6e25431ac4704b (patch)
tree9de32b51a64464128da7d908a10378369f739a02 /include/netinet/ip.h
parent283f7172a1d7f3e42a38747f7a9b83bfc04c5238 (diff)
Add in a bunch of junk. Busybox now compiles (except for mkfs.minix and
fsck.minix). Of course, it doesn't link yet due to missing functions, but hey... At least it is now easy to see what isn't working. :-) -Erik
Diffstat (limited to 'include/netinet/ip.h')
-rw-r--r--include/netinet/ip.h291
1 files changed, 264 insertions, 27 deletions
diff --git a/include/netinet/ip.h b/include/netinet/ip.h
index a6c49b6af..246a56a5d 100644
--- a/include/netinet/ip.h
+++ b/include/netinet/ip.h
@@ -1,39 +1,276 @@
-#ifndef _NETINET_IP_H
-#define _NETINET_IP_H
+/* Copyright (C) 1991, 92, 93, 95, 96, 97, 98 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_H
+#define __NETINET_IP_H 1
#include <features.h>
+#include <sys/types.h>
+
#include <netinet/in.h>
-#include <linux/ip.h>
-#ifdef _BSD_SOURCE
+__BEGIN_DECLS
+
+struct timestamp
+ {
+ u_int8_t len;
+ u_int8_t ptr;
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned int flags:4;
+ unsigned int overflow:4;
+#elif __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int overflow:4;
+ unsigned int flags:4;
+#else
+# error "Please fix <bits/endian.h>"
+#endif
+ u_int32_t data[9];
+ };
+
+struct ip_options
+ {
+ u_int32_t faddr; /* Saved first hop address */
+ u_int8_t optlen;
+ u_int8_t srr;
+ u_int8_t rr;
+ u_int8_t ts;
+ unsigned int is_setbyuser:1; /* Set by setsockopt? */
+ unsigned int is_data:1; /* Options in __data, rather than skb */
+ unsigned int is_strictroute:1; /* Strict source route */
+ unsigned int srr_is_hit:1; /* Packet destination addr was our one */
+ unsigned int is_changed:1; /* IP checksum more not valid */
+ unsigned int rr_needaddr:1; /* Need to record addr of outgoing dev */
+ unsigned int ts_needtime:1; /* Need to record timestamp */
+ unsigned int ts_needaddr:1; /* Need to record addr of outgoing dev */
+ u_int8_t router_alert;
+ u_int8_t __pad1;
+ u_int8_t __pad2;
+#ifdef __GNUC__
+ u_int8_t __data[0];
+#endif
+ };
+
+struct iphdr
+ {
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned int ihl:4;
+ unsigned int version:4;
+#elif __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int version:4;
+ unsigned int ihl:4;
+#else
+# error "Please fix <bits/endian.h>"
+#endif
+ u_int8_t tos;
+ u_int16_t tot_len;
+ u_int16_t id;
+ u_int16_t frag_off;
+ u_int8_t ttl;
+ u_int8_t protocol;
+ u_int16_t check;
+ u_int32_t saddr;
+ u_int32_t daddr;
+ /*The options start here. */
+ };
+#ifdef __USE_BSD
/*
- * BSD has the following structure
+ * 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.h 8.1 (Berkeley) 6/10/93
+ */
+
+/*
+ * Definitions for internet protocol version 4.
+ * Per RFC 791, September 1981.
+ */
+
+/*
+ * Structure of an internet header, naked of options.
*/
-
struct ip
-{
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- __u8 ip_hl:4,
- ip_v:4;
-#else
- __u8 ip_v:4,
- ip_hl:4;
+ {
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned int ip_hl:4; /* header length */
+ unsigned int ip_v:4; /* version */
+#endif
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int ip_v:4; /* version */
+ unsigned int ip_hl:4; /* header length */
#endif
-#define IPVERSION 4
- __u8 ip_tos;
- __u16 ip_len;
- __u16 ip_id;
- __u16 ip_off;
- __u8 ip_ttl;
- __u8 ip_p;
- __u16 ip_csum;
- struct in_addr ip_src,ip_dst;
-};
-
-#define IP_DF 0x4000 /* dont fragment flag */
-#define IP_MF 0x2000 /* more fragments flag */
+ u_int8_t ip_tos; /* type of service */
+ u_short ip_len; /* total length */
+ u_short ip_id; /* identification */
+ u_short ip_off; /* fragment offset field */
+#define IP_RF 0x8000 /* reserved fragment flag */
+#define IP_DF 0x4000 /* dont fragment flag */
+#define IP_MF 0x2000 /* more fragments flag */
+#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
+ u_int8_t ip_ttl; /* time to live */
+ u_int8_t ip_p; /* protocol */
+ u_short ip_sum; /* checksum */
+ struct in_addr ip_src, ip_dst; /* source and dest address */
+ };
+/*
+ * Time stamp option structure.
+ */
+struct ip_timestamp
+ {
+ u_int8_t ipt_code; /* IPOPT_TS */
+ u_int8_t ipt_len; /* size of structure (variable) */
+ u_int8_t ipt_ptr; /* index of current entry */
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned int ipt_flg:4; /* flags, see below */
+ unsigned int ipt_oflw:4; /* overflow counter */
+#endif
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int ipt_oflw:4; /* overflow counter */
+ unsigned int ipt_flg:4; /* flags, see below */
#endif
+ u_int32_t data[9];
+ };
+#endif /* __USE_BSD */
+
+#define IPVERSION 4 /* IP version number */
+#define IP_MAXPACKET 65535 /* maximum packet size */
+
+/*
+ * Definitions for IP type of service (ip_tos)
+ */
+#define IPTOS_TOS_MASK 0x1E
+#define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK)
+#define IPTOS_LOWDELAY 0x10
+#define IPTOS_THROUGHPUT 0x08
+#define IPTOS_RELIABILITY 0x04
+#define IPTOS_LOWCOST 0x02
+#define IPTOS_MINCOST IPTOS_LOWCOST
+
+/*
+ * Definitions for IP precedence (also in ip_tos) (hopefully unused)
+ */
+#define IPTOS_PREC_MASK 0xe0
+#define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK)
+#define IPTOS_PREC_NETCONTROL 0xe0
+#define IPTOS_PREC_INTERNETCONTROL 0xc0
+#define IPTOS_PREC_CRITIC_ECP 0xa0
+#define IPTOS_PREC_FLASHOVERRIDE 0x80
+#define IPTOS_PREC_FLASH 0x60
+#define IPTOS_PREC_IMMEDIATE 0x40
+#define IPTOS_PREC_PRIORITY 0x20
+#define IPTOS_PREC_ROUTINE 0x00
+
+/*
+ * Definitions for options.
+ */
+#define IPOPT_COPY 0x80
+#define IPOPT_CLASS_MASK 0x60
+#define IPOPT_NUMBER_MASK 0x1f
+
+#define IPOPT_COPIED(o) ((o) & IPOPT_COPY)
+#define IPOPT_CLASS(o) ((o) & IPOPT_CLASS_MASK)
+#define IPOPT_NUMBER(o) ((o) & IPOPT_NUMBER_MASK)
+
+#define IPOPT_CONTROL 0x00
+#define IPOPT_RESERVED1 0x20
+#define IPOPT_DEBMEAS 0x40
+#define IPOPT_MEASUREMENT IPOPT_DEBMEAS
+#define IPOPT_RESERVED2 0x60
+
+#define IPOPT_EOL 0 /* end of option list */
+#define IPOPT_END IPOPT_EOL
+#define IPOPT_NOP 1 /* no operation */
+#define IPOPT_NOOP IPOPT_NOP
+
+#define IPOPT_RR 7 /* record packet route */
+#define IPOPT_TS 68 /* timestamp */
+#define IPOPT_TIMESTAMP IPOPT_TS
+#define IPOPT_SECURITY 130 /* provide s,c,h,tcc */
+#define IPOPT_SEC IPOPT_SECURITY
+#define IPOPT_LSRR 131 /* loose source route */
+#define IPOPT_SATID 136 /* satnet id */
+#define IPOPT_SID IPOPT_SATID
+#define IPOPT_SSRR 137 /* strict source route */
+#define IPOPT_RA 148 /* router alert */
+
+/*
+ * Offsets to fields in options other than EOL and NOP.
+ */
+#define IPOPT_OPTVAL 0 /* option ID */
+#define IPOPT_OLEN 1 /* option length */
+#define IPOPT_OFFSET 2 /* offset within option */
+#define IPOPT_MINOFF 4 /* min value of above */
+
+#define MAX_IPOPTLEN 40
+
+/* flag bits for ipt_flg */
+#define IPOPT_TS_TSONLY 0 /* timestamps only */
+#define IPOPT_TS_TSANDADDR 1 /* timestamps and addresses */
+#define IPOPT_TS_PRESPEC 3 /* specified modules only */
+
+/* bits for security (not byte swapped) */
+#define IPOPT_SECUR_UNCLASS 0x0000
+#define IPOPT_SECUR_CONFID 0xf135
+#define IPOPT_SECUR_EFTO 0x789a
+#define IPOPT_SECUR_MMMM 0xbc4d
+#define IPOPT_SECUR_RESTR 0xaf13
+#define IPOPT_SECUR_SECRET 0xd788
+#define IPOPT_SECUR_TOPSECRET 0x6bc5
+
+/*
+ * Internet implementation parameters.
+ */
+#define MAXTTL 255 /* maximum time to live (seconds) */
+#define IPDEFTTL 64 /* default ttl, from RFC 1340 */
+#define IPFRAGTTL 60 /* time to live for frags, slowhz */
+#define IPTTLDEC 1 /* subtracted when forwarding */
+
+#define IP_MSS 576 /* default maximum segment size */
+
+__END_DECLS
-#endif /* _NETINET_IP_H */
+#endif /* netinet/ip.h */