diff options
author | julian <julian@FreeBSD.org> | 1999-10-21 09:06:11 +0000 |
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committer | julian <julian@FreeBSD.org> | 1999-10-21 09:06:11 +0000 |
commit | c5c63975d538cf48ceb99ba48c341293676d15c0 (patch) | |
tree | 722c03ee4d750dd89ed43b028c35302fbfd03bfd /usr.sbin/ngctl/list.c | |
parent | 028ec91c46f181b4be2318c3bba8d194b5583f87 (diff) | |
download | FreeBSD-src-c5c63975d538cf48ceb99ba48c341293676d15c0.zip FreeBSD-src-c5c63975d538cf48ceb99ba48c341293676d15c0.tar.gz |
Whistle's Netgraph link-layer (sometimes more) networking infrastructure.
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
Diffstat (limited to 'usr.sbin/ngctl/list.c')
-rw-r--r-- | usr.sbin/ngctl/list.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/usr.sbin/ngctl/list.c b/usr.sbin/ngctl/list.c new file mode 100644 index 0000000..d763061 --- /dev/null +++ b/usr.sbin/ngctl/list.c @@ -0,0 +1,113 @@ + +/* + * list.c + * + * Copyright (c) 1996-1999 Whistle Communications, Inc. + * All rights reserved. + * + * Subject to the following obligations and disclaimer of warranty, use and + * redistribution of this software, in source or object code forms, with or + * without modifications are expressly permitted by Whistle Communications; + * provided, however, that: + * 1. Any and all reproductions of the source or object code must include the + * copyright notice above and the following disclaimer of warranties; and + * 2. No rights are granted, in any manner or form, to use Whistle + * Communications, Inc. trademarks, including the mark "WHISTLE + * COMMUNICATIONS" on advertising, endorsements, or otherwise except as + * such appears in the above copyright notice or in the software. + * + * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND + * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO + * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, + * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. + * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY + * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS + * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. + * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES + * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING + * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER 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 WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY + * OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include "ngctl.h" + +static int ListCmd(int ac, char **av); + +const struct ngcmd list_cmd = { + ListCmd, + "list [-n]", + "Show information about all nodes", + "The list command shows information every node that currently" + " exists in the netgraph system. The optional -n argument limits" + " this list to only those nodes with a global name assignment." +}; + +static int +ListCmd(int ac, char **av) +{ + u_char rbuf[16 * 1024]; + struct ng_mesg *const resp = (struct ng_mesg *) rbuf; + struct namelist *const nlist = (struct namelist *) resp->data; + int named_only = 0; + int k, ch, rtn = CMDRTN_OK; + + /* Get options */ + optind = 1; + while ((ch = getopt(ac, av, "n")) != EOF) { + switch (ch) { + case 'n': + named_only = 1; + break; + case '?': + default: + return(CMDRTN_USAGE); + break; + } + } + ac -= optind; + av += optind; + + /* Get arguments */ + switch (ac) { + case 0: + break; + default: + return(CMDRTN_USAGE); + } + + /* Get list of nodes */ + if (NgSendMsg(csock, ".", NGM_GENERIC_COOKIE, + named_only ? NGM_LISTNAMES : NGM_LISTNODES, NULL, 0) < 0) { + warn("send msg"); + return(CMDRTN_ERROR); + } + if (NgRecvMsg(csock, resp, sizeof(rbuf), NULL) < 0) { + warn("recv msg"); + return(CMDRTN_ERROR); + } + + /* Show each node */ + printf("There are %d total %snodes:\n", + nlist->numnames, named_only ? "named " : ""); + for (k = 0; k < nlist->numnames; k++) { + char path[NG_PATHLEN+1]; + char *av[3] = { "list", "-n", path }; + + snprintf(path, sizeof(path), + "[%lx]:", (u_long) nlist->nodeinfo[k].id); + if ((rtn = (*show_cmd.func)(3, av)) != CMDRTN_OK) + break; + } + + /* Done */ + return (rtn); +} + |