4cf49a4355
Been in production for 3 years now. Gives Instant Frame relay to if_sr and if_ar drivers, and PPPOE support soon. See: ftp://ftp.whistle.com/pub/archie/netgraph/index.html for on-line manual pages. Reviewed by: Doug Rabson (dfr@freebsd.org) Obtained from: Whistle CVS tree
114 lines
3.5 KiB
C
114 lines
3.5 KiB
C
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/*
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* list.c
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*
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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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* $FreeBSD$
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*/
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#include "ngctl.h"
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static int ListCmd(int ac, char **av);
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const struct ngcmd list_cmd = {
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ListCmd,
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"list [-n]",
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"Show information about all nodes",
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"The list command shows information every node that currently"
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" exists in the netgraph system. The optional -n argument limits"
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" this list to only those nodes with a global name assignment."
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};
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static int
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ListCmd(int ac, char **av)
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{
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u_char rbuf[16 * 1024];
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struct ng_mesg *const resp = (struct ng_mesg *) rbuf;
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struct namelist *const nlist = (struct namelist *) resp->data;
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int named_only = 0;
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int k, ch, rtn = CMDRTN_OK;
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/* Get options */
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optind = 1;
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while ((ch = getopt(ac, av, "n")) != EOF) {
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switch (ch) {
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case 'n':
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named_only = 1;
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break;
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case '?':
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default:
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return(CMDRTN_USAGE);
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break;
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}
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}
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ac -= optind;
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av += optind;
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/* Get arguments */
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switch (ac) {
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case 0:
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break;
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default:
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return(CMDRTN_USAGE);
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}
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/* Get list of nodes */
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if (NgSendMsg(csock, ".", NGM_GENERIC_COOKIE,
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named_only ? NGM_LISTNAMES : NGM_LISTNODES, NULL, 0) < 0) {
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warn("send msg");
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return(CMDRTN_ERROR);
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}
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if (NgRecvMsg(csock, resp, sizeof(rbuf), NULL) < 0) {
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warn("recv msg");
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return(CMDRTN_ERROR);
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}
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/* Show each node */
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printf("There are %d total %snodes:\n",
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nlist->numnames, named_only ? "named " : "");
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for (k = 0; k < nlist->numnames; k++) {
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char path[NG_PATHLEN+1];
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char *av[3] = { "list", "-n", path };
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snprintf(path, sizeof(path),
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"[%lx]:", (u_long) nlist->nodeinfo[k].id);
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if ((rtn = (*show_cmd.func)(3, av)) != CMDRTN_OK)
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break;
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}
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/* Done */
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return (rtn);
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}
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