diff options
Diffstat (limited to 'usr.sbin/ngctl/show.c')
| -rw-r--r-- | usr.sbin/ngctl/show.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/usr.sbin/ngctl/show.c b/usr.sbin/ngctl/show.c new file mode 100644 index 0000000..7cfdd48 --- /dev/null +++ b/usr.sbin/ngctl/show.c @@ -0,0 +1,130 @@ + +/* + * show.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" + +#define FMT " %-15s %-15s %-12s %-15s %-15s\n" +#define UNNAMED "<unnamed>" +#define NOSTATUS "<no status>" + +static int ShowCmd(int ac, char **av); + +const struct ngcmd show_cmd = { + ShowCmd, + "show [-n] <path>", + "Show information about the node at <path>", + "If the -n flag is given, hooks are not listed." +}; + +static int +ShowCmd(int ac, char **av) +{ + char *path; + u_char rbuf[16 * 1024]; + struct ng_mesg *const resp = (struct ng_mesg *) rbuf; + struct hooklist *const hlist = (struct hooklist *) resp->data; + struct nodeinfo *const ninfo = &hlist->nodeinfo; + int ch, no_hooks = 0; + + /* Get options */ + optind = 1; + while ((ch = getopt(ac, av, "n")) != EOF) { + switch (ch) { + case 'n': + no_hooks = 1; + break; + case '?': + default: + return(CMDRTN_USAGE); + break; + } + } + ac -= optind; + av += optind; + + /* Get arguments */ + switch (ac) { + case 1: + path = av[0]; + break; + default: + return(CMDRTN_USAGE); + } + + /* Get node info and hook list */ + if (NgSendMsg(csock, path, NGM_GENERIC_COOKIE, + NGM_LISTHOOKS, NULL, 0) < 0) { + warn("send msg"); + return(CMDRTN_ERROR); + } + if (NgRecvMsg(csock, resp, sizeof(rbuf), NULL) < 0) { + warn("recv msg"); + return(CMDRTN_ERROR); + } + + /* Show node information */ + if (!*ninfo->name) + snprintf(ninfo->name, sizeof(ninfo->name), "%s", UNNAMED); + printf(" Name: %-15s Type: %-15s ID: %08x Num hooks: %d\n", + ninfo->name, ninfo->type, ninfo->id, ninfo->hooks); + if (!no_hooks && ninfo->hooks > 0) { + int k; + + printf(FMT, "Local hook", "Peer name", + "Peer type", "Peer ID", "Peer hook"); + printf(FMT, "----------", "---------", + "---------", "-------", "---------"); + for (k = 0; k < ninfo->hooks; k++) { + struct linkinfo *const link = &hlist->link[k]; + struct nodeinfo *const peer = &hlist->link[k].nodeinfo; + char idbuf[20]; + + if (!*peer->name) { + snprintf(peer->name, sizeof(peer->name), + "%s", UNNAMED); + } + snprintf(idbuf, sizeof(idbuf), "%08x", peer->id); + printf(FMT, link->ourhook, peer->name, + peer->type, idbuf, link->peerhook); + } + } + return(CMDRTN_OK); +} + + |
