1 2 /* 3 * msg.c 4 * 5 * Copyright (c) 1999 Whistle Communications, Inc. 6 * All rights reserved. 7 * 8 * Subject to the following obligations and disclaimer of warranty, use and 9 * redistribution of this software, in source or object code forms, with or 10 * without modifications are expressly permitted by Whistle Communications; 11 * provided, however, that: 12 * 1. Any and all reproductions of the source or object code must include the 13 * copyright notice above and the following disclaimer of warranties; and 14 * 2. No rights are granted, in any manner or form, to use Whistle 15 * Communications, Inc. trademarks, including the mark "WHISTLE 16 * COMMUNICATIONS" on advertising, endorsements, or otherwise except as 17 * such appears in the above copyright notice or in the software. 18 * 19 * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND 20 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO 21 * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, 22 * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF 23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. 24 * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY 25 * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS 26 * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. 27 * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES 28 * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING 29 * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 30 * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR 31 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 34 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 35 * OF SUCH DAMAGE. 36 * 37 * $Whistle: msg.c,v 1.2 1999/11/29 23:38:35 archie Exp $ 38 * $FreeBSD$ 39 */ 40 41 #include "ngctl.h" 42 43 #define BUF_SIZE 1024 44 45 static int MsgCmd(int ac, char **av); 46 47 const struct ngcmd msg_cmd = { 48 MsgCmd, 49 "msg path command [args ... ]", 50 "Send a netgraph control message to the node at \"path\"", 51 "The msg command constructs a netgraph control message from the" 52 " command name and ASCII arguments (if any) and sends that message" 53 " to the node. It does this by first asking the node to convert" 54 " the ASCII message into binary format, and resending the result." 55 " The typecookie used for the message is assumed to be the typecookie" 56 " corresponding to the target node's type.", 57 { "cmd" } 58 }; 59 60 static int 61 MsgCmd(int ac, char **av) 62 { 63 char buf[BUF_SIZE]; 64 char *path, *cmdstr; 65 int i; 66 67 /* Get arguments */ 68 if (ac < 3) 69 return(CMDRTN_USAGE); 70 path = av[1]; 71 cmdstr = av[2]; 72 73 /* Put command and arguments back together as one string */ 74 for (*buf = '\0', i = 3; i < ac; i++) { 75 snprintf(buf + strlen(buf), 76 sizeof(buf) - strlen(buf), " %s", av[i]); 77 } 78 79 /* Send it */ 80 if (NgSendAsciiMsg(csock, path, "%s%s", cmdstr, buf) < 0) { 81 warn("send msg"); 82 return(CMDRTN_ERROR); 83 } 84 85 /* Done */ 86 return(CMDRTN_OK); 87 } 88 89