163 lines
4.3 KiB
C
163 lines
4.3 KiB
C
/* $NetBSD: at_rmx.c,v 1.3 2004/04/21 18:40:41 itojun Exp $ */
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/*
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* Copyright 1994, 1995 Massachusetts Institute of Technology
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby
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* granted, provided that both the above copyright notice and this
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* permission notice appear in all copies, that both the above
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* copyright notice and this permission notice appear in all
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* supporting documentation, and that the name of M.I.T. not be used
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* in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission. M.I.T. makes
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied
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* warranty.
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*
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* THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
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* ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
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* SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* at_rmx.c,v 1.13 1995/05/30 08:09:31 rgrimes Exp
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*/
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/* This code generates debugging traces to the radix code */
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: at_rmx.c,v 1.3 2004/04/21 18:40:41 itojun Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/mbuf.h>
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#include <sys/syslog.h>
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#include <net/if.h>
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#include <net/route.h>
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#include <netatalk/at.h>
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#include <netatalk/at_extern.h>
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static char hexbuf[256];
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char *
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prsockaddr(void *v)
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{
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char *bp = &hexbuf[0];
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u_char *cp = v;
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if (v) {
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int len = *cp;
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u_char *cplim = cp + len;
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/* return: "(len) hexdump" */
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bp += snprintf(bp, sizeof(hexbuf), "(%d)", len);
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for (cp++; cp < cplim && bp < hexbuf + 252; cp++) {
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*bp++ = "0123456789abcdef"[*cp / 16];
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*bp++ = "0123456789abcdef"[*cp % 16];
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}
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} else {
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bp += snprintf(bp, sizeof(hexbuf), "null");
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}
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*bp = '\0';
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return &hexbuf[0];
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}
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static struct radix_node *
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at_addroute(void *v_arg, void *n_arg, struct radix_node_head * head,
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struct radix_node * treenodes)
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{
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struct radix_node *rn;
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printf("at_addroute: v=%s\n", prsockaddr(v_arg));
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printf("at_addroute: n=%s\n", prsockaddr(n_arg));
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printf("at_addroute: head=%x treenodes=%x\n", head, treenodes);
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rn = rn_addroute(v_arg, n_arg, head, treenodes);
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printf("at_addroute: returns rn=%x\n", rn);
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return rn;
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}
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static struct radix_node *
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at_matroute(void *v_arg, struct radix_node_head * head)
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{
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struct radix_node *rn;
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printf("at_matroute: v=%s\n", prsockaddr(v_arg));
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printf("at_matroute: head=%x\n", head);
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rn = rn_match(v_arg, head);
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printf("at_matroute: returns rn=%x\n", rn);
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return rn;
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}
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static struct radix_node *
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at_lookup(void *v_arg, void *m_arg, struct radix_node_head * head)
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{
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struct radix_node *rn;
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printf("at_lookup: v=%s\n", prsockaddr(v_arg));
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printf("at_lookup: n=%s\n", prsockaddr(m_arg));
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printf("at_lookup: head=%x\n", head);
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rn = rn_lookup(v_arg, m_arg, head);
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printf("at_lookup: returns rn=%x\n", rn);
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return rn;
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}
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static struct radix_node *
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at_delroute(void *v_arg, void *netmask_arg, struct radix_node_head * head)
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{
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struct radix_node *rn;
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printf("at_delroute: v=%s\n", prsockaddr(v_arg));
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printf("at_delroute: n=%s\n", prsockaddr(netmask_arg));
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printf("at_delroute: head=%x\n", head);
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rn = rn_delete(v_arg, netmask_arg, head);
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printf("at_delroute: returns rn=%x\n", rn);
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return rn;
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}
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/*
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* Initialize our routing tree with debugging hooks.
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*/
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int
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at_inithead(void **head, int off)
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{
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struct radix_node_head *rnh;
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if (!rn_inithead(head, off))
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return 0;
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rnh = *head;
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rnh->rnh_addaddr = at_addroute;
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rnh->rnh_deladdr = at_delroute;
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rnh->rnh_matchaddr = at_matroute;
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rnh->rnh_lookup = at_lookup;
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return 1;
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}
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