bbd6d60a85
very useful .dot files of your netgraph(4) to quickly visualize the nodes, hooks and edges. An example of this can be found here: http://people.freebsd.org/~green/sample-netgraph-dot.ps If anyone would like to refine the output further, please do so.
103 lines
3.6 KiB
C
103 lines
3.6 KiB
C
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/*
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* ngctl.h
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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 <sys/types.h>
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <sys/select.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sysexits.h>
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#include <limits.h>
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#include <ctype.h>
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#include <errno.h>
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#include <err.h>
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#include <netgraph.h>
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#include <netgraph/ng_socket.h>
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#include <netgraph/ng_message.h>
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#define MAX_CMD_ALIAS 8
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/* Command descriptors */
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struct ngcmd {
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int (*func)(int ac, char **av); /* command function */
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const char *cmd; /* command usage */
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const char *desc; /* description */
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const char *help; /* help text */
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const char *aliases[MAX_CMD_ALIAS]; /* command aliases */
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};
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/* Command return values */
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#define CMDRTN_OK 0
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#define CMDRTN_USAGE 1
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#define CMDRTN_ERROR 2
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#define CMDRTN_QUIT 3
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/* Available commands */
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extern const struct ngcmd config_cmd;
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extern const struct ngcmd connect_cmd;
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extern const struct ngcmd debug_cmd;
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extern const struct ngcmd dot_cmd;
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extern const struct ngcmd help_cmd;
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extern const struct ngcmd list_cmd;
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extern const struct ngcmd mkpeer_cmd;
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extern const struct ngcmd msg_cmd;
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extern const struct ngcmd name_cmd;
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extern const struct ngcmd read_cmd;
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extern const struct ngcmd rmhook_cmd;
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extern const struct ngcmd show_cmd;
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extern const struct ngcmd shutdown_cmd;
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extern const struct ngcmd status_cmd;
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extern const struct ngcmd types_cmd;
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extern const struct ngcmd write_cmd;
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extern const struct ngcmd quit_cmd;
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/* Data and control sockets */
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extern int csock, dsock;
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/* Misc functions */
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extern void MsgRead(void);
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extern void DumpAscii(const u_char *buf, int len);
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