ade9ccfe21
Obtained from: Phil Shafer <phil@juniper.net> Ported to -current by: alfred@ (mostly), Kim Shrier Formatting: marcel@ Sponsored by: Juniper Networks, Inc.
146 lines
4.6 KiB
C
146 lines
4.6 KiB
C
/*-
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* Copyright (c) 1996-1999 Whistle Communications, Inc.
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* All rights reserved.
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*
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* Subject to the following obligations and disclaimer of warranty, use and
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* redistribution of this software, in source or object code forms, with or
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* without modifications are expressly permitted by Whistle Communications;
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* provided, however, that:
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* 1. Any and all reproductions of the source or object code must include the
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* copyright notice above and the following disclaimer of warranties; and
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* 2. No rights are granted, in any manner or form, to use Whistle
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* Communications, Inc. trademarks, including the mark "WHISTLE
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* COMMUNICATIONS" on advertising, endorsements, or otherwise except as
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* such appears in the above copyright notice or in the software.
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*
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* THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
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* REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
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* INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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* WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
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* REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
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* SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
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* IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
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* RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
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* WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.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/protosw.h>
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#include <sys/linker.h>
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#include <net/route.h>
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#include <netgraph.h>
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#include <netgraph/ng_message.h>
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#include <netgraph/ng_socket.h>
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#include <netgraph/ng_socketvar.h>
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#include <nlist.h>
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#include <errno.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdbool.h>
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#include <string.h>
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#include <unistd.h>
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#include <err.h>
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#include <libxo/xo.h>
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#include "netstat.h"
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static int first = 1;
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static int csock = -1;
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void
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netgraphprotopr(u_long off, const char *name, int af1 __unused,
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int proto __unused)
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{
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struct ngpcb *this, *next;
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struct ngpcb ngpcb;
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struct socket sockb;
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int debug = 1;
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/* If symbol not found, try looking in the KLD module */
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if (off == 0) {
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if (debug)
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xo_warnx("Error reading symbols from ng_socket.ko");
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return;
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}
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/* Get pointer to first socket */
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kread(off, (char *)&this, sizeof(this));
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/* Get my own socket node */
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if (csock == -1)
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NgMkSockNode(NULL, &csock, NULL);
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for (; this != NULL; this = next) {
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u_char rbuf[sizeof(struct ng_mesg) + sizeof(struct nodeinfo)];
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struct ng_mesg *resp = (struct ng_mesg *) rbuf;
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struct nodeinfo *ni = (struct nodeinfo *) resp->data;
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char path[64];
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/* Read in ngpcb structure */
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kread((u_long)this, (char *)&ngpcb, sizeof(ngpcb));
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next = LIST_NEXT(&ngpcb, socks);
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/* Read in socket structure */
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kread((u_long)ngpcb.ng_socket, (char *)&sockb, sizeof(sockb));
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/* Check type of socket */
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if (strcmp(name, "ctrl") == 0 && ngpcb.type != NG_CONTROL)
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continue;
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if (strcmp(name, "data") == 0 && ngpcb.type != NG_DATA)
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continue;
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/* Do headline */
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if (first) {
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xo_emit("{T:Netgraph sockets}\n");
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if (Aflag)
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xo_emit("{T:/%-8.8s} ", "PCB");
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xo_emit("{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} "
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"{T:/%-14.14s} {T:/%s}\n",
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"Type", "Recv-Q", "Send-Q", "Node Address",
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"#Hooks");
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first = 0;
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}
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/* Show socket */
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if (Aflag)
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xo_emit("{:address/%8lx} ", (u_long) this);
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xo_emit("{t:name/%-5.5s} {:receive-bytes-waiting/%6u} "
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"{:send-byte-waiting/%6u} ",
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name, sockb.so_rcv.sb_ccc, sockb.so_snd.sb_ccc);
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/* Get info on associated node */
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if (ngpcb.node_id == 0 || csock == -1)
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goto finish;
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snprintf(path, sizeof(path), "[%x]:", ngpcb.node_id);
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if (NgSendMsg(csock, path,
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NGM_GENERIC_COOKIE, NGM_NODEINFO, NULL, 0) < 0)
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goto finish;
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if (NgRecvMsg(csock, resp, sizeof(rbuf), NULL) < 0)
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goto finish;
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/* Display associated node info */
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if (*ni->name != '\0')
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snprintf(path, sizeof(path), "%s:", ni->name);
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xo_emit("{t:path/%-14.14s} {:hooks/%4d}", path, ni->hooks);
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finish:
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xo_emit("\n");
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}
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}
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