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-rw-r--r--c/src/exec/libnetworking/netinet/raw_ip.c486
1 files changed, 0 insertions, 486 deletions
diff --git a/c/src/exec/libnetworking/netinet/raw_ip.c b/c/src/exec/libnetworking/netinet/raw_ip.c
deleted file mode 100644
index 44d58f1844..0000000000
--- a/c/src/exec/libnetworking/netinet/raw_ip.c
+++ /dev/null
@@ -1,486 +0,0 @@
-/*
- * Copyright (c) 1982, 1986, 1988, 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.
- *
- * @(#)raw_ip.c 8.7 (Berkeley) 5/15/95
- * $Id$
- */
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <sys/malloc.h>
-#include <sys/mbuf.h>
-#include <sys/socket.h>
-#include <sys/protosw.h>
-#include <sys/socketvar.h>
-#include <sys/errno.h>
-#include <sys/systm.h>
-
-#include <net/if.h>
-#include <net/route.h>
-
-#define _IP_VHL
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#include <netinet/in_pcb.h>
-#include <netinet/in_var.h>
-#include <netinet/ip_var.h>
-#include <netinet/ip_mroute.h>
-
-#include <netinet/ip_fw.h>
-
-#if !defined(COMPAT_IPFW) || COMPAT_IPFW == 1
-#undef COMPAT_IPFW
-#define COMPAT_IPFW 1
-#else
-#undef COMPAT_IPFW
-#endif
-
-static struct inpcbhead ripcb;
-static struct inpcbinfo ripcbinfo;
-
-/*
- * Nominal space allocated to a raw ip socket.
- */
-#define RIPSNDQ 8192
-#define RIPRCVQ 8192
-
-/*
- * Raw interface to IP protocol.
- */
-
-/*
- * Initialize raw connection block q.
- */
-void
-rip_init()
-{
- LIST_INIT(&ripcb);
- ripcbinfo.listhead = &ripcb;
- /*
- * XXX We don't use the hash list for raw IP, but it's easier
- * to allocate a one entry hash list than it is to check all
- * over the place for hashbase == NULL.
- */
- ripcbinfo.hashbase = hashinit(1, M_PCB, &ripcbinfo.hashmask);
-}
-
-static struct sockaddr_in ripsrc = { sizeof(ripsrc), AF_INET };
-/*
- * Setup generic address and protocol structures
- * for raw_input routine, then pass them along with
- * mbuf chain.
- */
-void
-rip_input(m, iphlen)
- struct mbuf *m;
- int iphlen;
-{
- register struct ip *ip = mtod(m, struct ip *);
- register struct inpcb *inp;
- struct inpcb *last = 0;
- struct mbuf *opts = 0;
-
- ripsrc.sin_addr = ip->ip_src;
- for (inp = ripcb.lh_first; inp != NULL; inp = inp->inp_list.le_next) {
- if (inp->inp_ip_p && inp->inp_ip_p != ip->ip_p)
- continue;
- if (inp->inp_laddr.s_addr &&
- inp->inp_laddr.s_addr != ip->ip_dst.s_addr)
- continue;
- if (inp->inp_faddr.s_addr &&
- inp->inp_faddr.s_addr != ip->ip_src.s_addr)
- continue;
- if (last) {
- struct mbuf *n = m_copy(m, 0, (int)M_COPYALL);
- if (n) {
- if (last->inp_flags & INP_CONTROLOPTS ||
- last->inp_socket->so_options & SO_TIMESTAMP)
- ip_savecontrol(last, &opts, ip, n);
- if (sbappendaddr(&last->inp_socket->so_rcv,
- (struct sockaddr *)&ripsrc, n,
- opts) == 0) {
- /* should notify about lost packet */
- m_freem(n);
- if (opts)
- m_freem(opts);
- } else
- sorwakeup(last->inp_socket);
- opts = 0;
- }
- }
- last = inp;
- }
- if (last) {
- if (last->inp_flags & INP_CONTROLOPTS ||
- last->inp_socket->so_options & SO_TIMESTAMP)
- ip_savecontrol(last, &opts, ip, m);
- if (sbappendaddr(&last->inp_socket->so_rcv,
- (struct sockaddr *)&ripsrc, m, opts) == 0) {
- m_freem(m);
- if (opts)
- m_freem(opts);
- } else
- sorwakeup(last->inp_socket);
- } else {
- m_freem(m);
- ipstat.ips_noproto++;
- ipstat.ips_delivered--;
- }
-}
-
-/*
- * Generate IP header and pass packet to ip_output.
- * Tack on options user may have setup with control call.
- */
-int
-rip_output(m, so, dst)
- register struct mbuf *m;
- struct socket *so;
- u_long dst;
-{
- register struct ip *ip;
- register struct inpcb *inp = sotoinpcb(so);
- int flags = (so->so_options & SO_DONTROUTE) | IP_ALLOWBROADCAST;
-
- /*
- * If the user handed us a complete IP packet, use it.
- * Otherwise, allocate an mbuf for a header and fill it in.
- */
- if ((inp->inp_flags & INP_HDRINCL) == 0) {
- if (m->m_pkthdr.len + sizeof(struct ip) > IP_MAXPACKET) {
- m_freem(m);
- return(EMSGSIZE);
- }
- M_PREPEND(m, sizeof(struct ip), M_WAIT);
- ip = mtod(m, struct ip *);
- ip->ip_tos = 0;
- ip->ip_off = 0;
- ip->ip_p = inp->inp_ip_p;
- ip->ip_len = m->m_pkthdr.len;
- ip->ip_src = inp->inp_laddr;
- ip->ip_dst.s_addr = dst;
- ip->ip_ttl = MAXTTL;
- } else {
- if (m->m_pkthdr.len > IP_MAXPACKET) {
- m_freem(m);
- return(EMSGSIZE);
- }
- ip = mtod(m, struct ip *);
- /* don't allow both user specified and setsockopt options,
- and don't allow packet length sizes that will crash */
- if (((IP_VHL_HL(ip->ip_vhl) != (sizeof (*ip) >> 2))
- && inp->inp_options)
- || (ip->ip_len > m->m_pkthdr.len)
- || (ip->ip_len < (IP_VHL_HL(ip->ip_vhl) << 2))) {
- m_freem(m);
- return EINVAL;
- }
- if (ip->ip_id == 0)
- ip->ip_id = htons(ip_id++);
- /* XXX prevent ip_output from overwriting header fields */
- flags |= IP_RAWOUTPUT;
- ipstat.ips_rawout++;
- }
- return (ip_output(m, inp->inp_options, &inp->inp_route, flags,
- inp->inp_moptions));
-}
-
-/*
- * Raw IP socket option processing.
- */
-int
-rip_ctloutput(op, so, level, optname, m)
- int op;
- struct socket *so;
- int level, optname;
- struct mbuf **m;
-{
- register struct inpcb *inp = sotoinpcb(so);
- register int error;
-
- if (level != IPPROTO_IP) {
- if (op == PRCO_SETOPT && *m)
- (void)m_free(*m);
- return (EINVAL);
- }
-
- switch (optname) {
-
- case IP_HDRINCL:
- error = 0;
- if (op == PRCO_SETOPT) {
- if (m == 0 || *m == 0 || (*m)->m_len < sizeof (int))
- error = EINVAL;
- else if (*mtod(*m, int *))
- inp->inp_flags |= INP_HDRINCL;
- else
- inp->inp_flags &= ~INP_HDRINCL;
- if (*m)
- (void)m_free(*m);
- } else {
- *m = m_get(M_WAIT, MT_SOOPTS);
- (*m)->m_len = sizeof (int);
- *mtod(*m, int *) = inp->inp_flags & INP_HDRINCL;
- }
- return (error);
-
-#ifdef COMPAT_IPFW
- case IP_FW_GET:
- if (ip_fw_ctl_ptr == NULL || op == PRCO_SETOPT) {
- if (*m) (void)m_free(*m);
- return(EINVAL);
- }
- return (*ip_fw_ctl_ptr)(optname, m);
-
- case IP_FW_ADD:
- case IP_FW_DEL:
- case IP_FW_FLUSH:
- case IP_FW_ZERO:
- if (ip_fw_ctl_ptr == NULL || op != PRCO_SETOPT) {
- if (*m) (void)m_free(*m);
- return(EINVAL);
- }
- return (*ip_fw_ctl_ptr)(optname, m);
-
- case IP_NAT:
- if (ip_nat_ctl_ptr == NULL) {
- if (*m) (void)m_free(*m);
- return(EINVAL);
- }
- return (*ip_nat_ctl_ptr)(op, m);
-
-#endif
- case IP_RSVP_ON:
- return ip_rsvp_init(so);
- break;
-
- case IP_RSVP_OFF:
- return ip_rsvp_done();
- break;
-
- case IP_RSVP_VIF_ON:
- return ip_rsvp_vif_init(so, *m);
-
- case IP_RSVP_VIF_OFF:
- return ip_rsvp_vif_done(so, *m);
-
- case MRT_INIT:
- case MRT_DONE:
- case MRT_ADD_VIF:
- case MRT_DEL_VIF:
- case MRT_ADD_MFC:
- case MRT_DEL_MFC:
- case MRT_VERSION:
- case MRT_ASSERT:
- if (op == PRCO_SETOPT) {
- error = ip_mrouter_set(optname, so, *m);
- if (*m)
- (void)m_free(*m);
- } else if (op == PRCO_GETOPT) {
- error = ip_mrouter_get(optname, so, m);
- } else
- error = EINVAL;
- return (error);
- }
- return (ip_ctloutput(op, so, level, optname, m));
-}
-
-static u_long rip_sendspace = RIPSNDQ; /* XXX sysctl ? */
-static u_long rip_recvspace = RIPRCVQ; /* XXX sysctl ? */
-
-/*ARGSUSED*/
-int
-rip_usrreq(so, req, m, nam, control)
- register struct socket *so;
- int req;
- struct mbuf *m, *nam, *control;
-{
- register int error = 0;
- register struct inpcb *inp = sotoinpcb(so);
- int s;
-
- if (req == PRU_CONTROL)
- return (in_control(so, (u_long)m, (caddr_t)nam,
- (struct ifnet *)control));
-
- switch (req) {
-
- case PRU_ATTACH:
- if (inp)
- panic("rip_attach");
- if ((so->so_state & SS_PRIV) == 0) {
- error = EACCES;
- break;
- }
- s = splnet();
- error = in_pcballoc(so, &ripcbinfo);
- splx(s);
- if (error)
- break;
- error = soreserve(so, rip_sendspace, rip_recvspace);
- if (error)
- break;
- inp = (struct inpcb *)so->so_pcb;
- inp->inp_ip_p = (int)nam;
- break;
-
- case PRU_DISCONNECT:
- if ((so->so_state & SS_ISCONNECTED) == 0) {
- error = ENOTCONN;
- break;
- }
- /* FALLTHROUGH */
- case PRU_ABORT:
- soisdisconnected(so);
- /* FALLTHROUGH */
- case PRU_DETACH:
- if (inp == 0)
- panic("rip_detach");
- if (so == ip_mrouter)
- ip_mrouter_done();
- ip_rsvp_force_done(so);
- if (so == ip_rsvpd)
- ip_rsvp_done();
- in_pcbdetach(inp);
- break;
-
- case PRU_BIND:
- {
- struct sockaddr_in *addr = mtod(nam, struct sockaddr_in *);
-
- if (nam->m_len != sizeof(*addr)) {
- error = EINVAL;
- break;
- }
- if ((ifnet == 0) ||
- ((addr->sin_family != AF_INET) &&
- (addr->sin_family != AF_IMPLINK)) ||
- (addr->sin_addr.s_addr &&
- ifa_ifwithaddr((struct sockaddr *)addr) == 0)) {
- error = EADDRNOTAVAIL;
- break;
- }
- inp->inp_laddr = addr->sin_addr;
- break;
- }
- case PRU_CONNECT:
- {
- struct sockaddr_in *addr = mtod(nam, struct sockaddr_in *);
-
- if (nam->m_len != sizeof(*addr)) {
- error = EINVAL;
- break;
- }
- if (ifnet == 0) {
- error = EADDRNOTAVAIL;
- break;
- }
- if ((addr->sin_family != AF_INET) &&
- (addr->sin_family != AF_IMPLINK)) {
- error = EAFNOSUPPORT;
- break;
- }
- inp->inp_faddr = addr->sin_addr;
- soisconnected(so);
- break;
- }
-
- case PRU_CONNECT2:
- error = EOPNOTSUPP;
- break;
-
- /*
- * Mark the connection as being incapable of further input.
- */
- case PRU_SHUTDOWN:
- socantsendmore(so);
- break;
-
- /*
- * Ship a packet out. The appropriate raw output
- * routine handles any massaging necessary.
- */
- case PRU_SEND:
- {
- register u_long dst;
-
- if (so->so_state & SS_ISCONNECTED) {
- if (nam) {
- error = EISCONN;
- break;
- }
- dst = inp->inp_faddr.s_addr;
- } else {
- if (nam == NULL) {
- error = ENOTCONN;
- break;
- }
- dst = mtod(nam, struct sockaddr_in *)->sin_addr.s_addr;
- }
- error = rip_output(m, so, dst);
- m = NULL;
- break;
- }
-
- case PRU_SENSE:
- /*
- * stat: don't bother with a blocksize.
- */
- return (0);
-
- /*
- * Not supported.
- */
- case PRU_RCVOOB:
- case PRU_RCVD:
- case PRU_LISTEN:
- case PRU_ACCEPT:
- case PRU_SENDOOB:
- error = EOPNOTSUPP;
- break;
-
- case PRU_SOCKADDR:
- in_setsockaddr(inp, nam);
- break;
-
- case PRU_PEERADDR:
- in_setpeeraddr(inp, nam);
- break;
-
- default:
- panic("rip_usrreq");
- }
- if (m != NULL)
- m_freem(m);
- return (error);
-}