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ipx_input.c (139442) ipx_input.c (139444)
1/*
1/*
2 * Copyright (c) 2004, Robert N. M. Watson
2 * Copyright (c) 1995, Mike Mitchell
3 * Copyright (c) 1984, 1985, 1986, 1987, 1993
4 * The Regents of the University of California. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright

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30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * @(#)ipx_input.c
35 */
36
37#include <sys/cdefs.h>
3 * Copyright (c) 1995, Mike Mitchell
4 * Copyright (c) 1984, 1985, 1986, 1987, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright

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31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * @(#)ipx_input.c
36 */
37
38#include <sys/cdefs.h>
38__FBSDID("$FreeBSD: head/sys/netipx/ipx_input.c 139442 2004-12-30 16:56:07Z rwatson $");
39__FBSDID("$FreeBSD: head/sys/netipx/ipx_input.c 139444 2004-12-30 17:49:40Z rwatson $");
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/mbuf.h>
43#include <sys/protosw.h>
44#include <sys/socket.h>
45#include <sys/kernel.h>
46#include <sys/random.h>

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79 .s_net[1] = 0xffff };
80const union ipx_host ipx_broadhost = { .s_host[0] = 0xffff,
81 .s_host[1] = 0xffff,
82 .s_host[2] = 0xffff };
83
84struct ipxstat ipxstat;
85struct sockaddr_ipx ipx_netmask, ipx_hostmask;
86
40
41#include <sys/param.h>
42#include <sys/systm.h>
43#include <sys/mbuf.h>
44#include <sys/protosw.h>
45#include <sys/socket.h>
46#include <sys/kernel.h>
47#include <sys/random.h>

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80 .s_net[1] = 0xffff };
81const union ipx_host ipx_broadhost = { .s_host[0] = 0xffff,
82 .s_host[1] = 0xffff,
83 .s_host[2] = 0xffff };
84
85struct ipxstat ipxstat;
86struct sockaddr_ipx ipx_netmask, ipx_hostmask;
87
87struct ipxpcb ipxpcb;
88struct ipxpcb ipxrawpcb;
88/*
89 * IPX protocol control block (pcb) lists.
90 */
91struct ipxpcbhead ipxpcb_list;
92struct ipxpcbhead ipxrawpcb_list;
89
90static int ipxqmaxlen = IFQ_MAXLEN;
91static struct ifqueue ipxintrq;
92
93long ipx_pexseq;
94
95static int ipx_do_route(struct ipx_addr *src, struct route *ro);
96static void ipx_undo_route(struct route *ro);

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101 * IPX initialization.
102 */
103
104void
105ipx_init()
106{
107
108 read_random(&ipx_pexseq, sizeof ipx_pexseq);
93
94static int ipxqmaxlen = IFQ_MAXLEN;
95static struct ifqueue ipxintrq;
96
97long ipx_pexseq;
98
99static int ipx_do_route(struct ipx_addr *src, struct route *ro);
100static void ipx_undo_route(struct route *ro);

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105 * IPX initialization.
106 */
107
108void
109ipx_init()
110{
111
112 read_random(&ipx_pexseq, sizeof ipx_pexseq);
109 ipxpcb.ipxp_next = ipxpcb.ipxp_prev = &ipxpcb;
110 ipxrawpcb.ipxp_next = ipxrawpcb.ipxp_prev = &ipxrawpcb;
111
113
114 LIST_INIT(&ipxpcb_list);
115 LIST_INIT(&ipxrawpcb_list);
116
112 ipx_netmask.sipx_len = 6;
113 ipx_netmask.sipx_addr.x_net = ipx_broadnet;
114
115 ipx_hostmask.sipx_len = 12;
116 ipx_hostmask.sipx_addr.x_net = ipx_broadnet;
117 ipx_hostmask.sipx_addr.x_host = ipx_broadhost;
118
119 ipxintrq.ifq_maxlen = ipxqmaxlen;

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147 (m = m_pullup(m, sizeof(struct ipx))) == 0) {
148 ipxstat.ipxs_toosmall++;
149 return;
150 }
151
152 /*
153 * Give any raw listeners a crack at the packet
154 */
117 ipx_netmask.sipx_len = 6;
118 ipx_netmask.sipx_addr.x_net = ipx_broadnet;
119
120 ipx_hostmask.sipx_len = 12;
121 ipx_hostmask.sipx_addr.x_net = ipx_broadnet;
122 ipx_hostmask.sipx_addr.x_host = ipx_broadhost;
123
124 ipxintrq.ifq_maxlen = ipxqmaxlen;

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152 (m = m_pullup(m, sizeof(struct ipx))) == 0) {
153 ipxstat.ipxs_toosmall++;
154 return;
155 }
156
157 /*
158 * Give any raw listeners a crack at the packet
159 */
155 for (ipxp = ipxrawpcb.ipxp_next; ipxp != &ipxrawpcb;
156 ipxp = ipxp->ipxp_next) {
160 LIST_FOREACH(ipxp, &ipxrawpcb_list, ipxp_list) {
157 struct mbuf *m1 = m_copy(m, 0, (int)M_COPYALL);
158 if (m1 != NULL)
159 ipx_input(m1, ipxp);
160 }
161
162 ipx = mtod(m, struct ipx *);
163 len = ntohs(ipx->ipx_len);
164 /*

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461struct ifnet *ifp;
462{
463 register struct ipxpcb *ipxp;
464 register struct ifaddr *ifa;
465 register struct ipx_ifaddr *ia;
466 /*
467 * Give any raw listeners a crack at the packet
468 */
161 struct mbuf *m1 = m_copy(m, 0, (int)M_COPYALL);
162 if (m1 != NULL)
163 ipx_input(m1, ipxp);
164 }
165
166 ipx = mtod(m, struct ipx *);
167 len = ntohs(ipx->ipx_len);
168 /*

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465struct ifnet *ifp;
466{
467 register struct ipxpcb *ipxp;
468 register struct ifaddr *ifa;
469 register struct ipx_ifaddr *ia;
470 /*
471 * Give any raw listeners a crack at the packet
472 */
469 for (ipxp = ipxrawpcb.ipxp_next; ipxp != &ipxrawpcb;
470 ipxp = ipxp->ipxp_next) {
473 LIST_FOREACH(ipxp, &ipxrawpcb_list, ipxp_list) {
471 struct mbuf *m0 = m_copy(m, 0, (int)M_COPYALL);
472 if (m0 != NULL) {
473 register struct ipx *ipx;
474
475 M_PREPEND(m0, sizeof(*ipx), M_DONTWAIT);
476 if (m0 == NULL)
477 continue;
478 ipx = mtod(m0, struct ipx *);

--- 22 unchanged lines hidden --- 		474 struct mbuf *m0 = m_copy(m, 0, (int)M_COPYALL);
475 if (m0 != NULL) {
476 register struct ipx *ipx;
477
478 M_PREPEND(m0, sizeof(*ipx), M_DONTWAIT);
479 if (m0 == NULL)
480 continue;
481 ipx = mtod(m0, struct ipx *);

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