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

1 files changed, 89 insertions, 0 deletions

diff --git a/usr.sbin/ngctl/ngctl.h b/usr.sbin/ngctl/ngctl.h
new file mode 100644
index 0000000..b0fce23
--- /dev/null
+++ b/usr.sbin/ngctl/ngctl.h
@@ -0,0 +1,89 @@
+
+/*
+ * ngctl.h
+ *
+ * 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 <sys/types.h>
+#include <sys/time.h>
+#include <sys/socket.h>
+#include <sys/select.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sysexits.h>
+#include <limits.h>
+#include <ctype.h>
+#include <errno.h>
+#include <err.h>
+
+#include <netgraph.h>
+#include <netgraph/ng_socket.h>
+
+/* Command descriptors */
+struct ngcmd {
+	  int		(*func)(int ac, char **av);
+	  const char	*cmd;
+	  const char	*desc;
+	  const char	*help;
+};
+
+/* Command return values */
+#define CMDRTN_OK		0
+#define CMDRTN_USAGE		1
+#define CMDRTN_ERROR		2
+#define CMDRTN_QUIT		3
+
+/* Available commands */
+extern const struct ngcmd connect_cmd;
+extern const struct ngcmd debug_cmd;
+extern const struct ngcmd help_cmd;
+extern const struct ngcmd list_cmd;
+extern const struct ngcmd mkpeer_cmd;
+extern const struct ngcmd name_cmd;
+extern const struct ngcmd read_cmd;
+extern const struct ngcmd rmhook_cmd;
+extern const struct ngcmd show_cmd;
+extern const struct ngcmd shutdown_cmd;
+extern const struct ngcmd status_cmd;
+extern const struct ngcmd types_cmd;
+extern const struct ngcmd quit_cmd;
+
+/* Data and control sockets */
+extern int	csock, dsock;
+