X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=freebsd-2.0%2Fppp_tty.c;h=f46148ea69ea7cf3d0463709152be77151a02e11;hp=01040de4748b2cc67e73aadb439b1e12da67af4e;hb=967f448dded55f370a8640abfe0a1bafefb7e25f;hpb=3fca15005a3eb1adb1ac4f94ec3eb6439e2dc865

diff --git a/freebsd-2.0/ppp_tty.c b/freebsd-2.0/ppp_tty.c
index 01040de..f46148e 100644
--- a/freebsd-2.0/ppp_tty.c
+++ b/freebsd-2.0/ppp_tty.c
@@ -2,20 +2,43 @@
  * ppp_tty.c - Point-to-Point Protocol (PPP) driver for asynchronous
  * 	       tty devices.
  *
- * Copyright (c) 1989 Carnegie Mellon University.
- * All rights reserved.
+ * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
  *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by Carnegie Mellon University.  The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. The name "Carnegie Mellon University" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For permission or any legal
+ *    details, please contact
+ *      Office of Technology Transfer
+ *      Carnegie Mellon University
+ *      5000 Forbes Avenue
+ *      Pittsburgh, PA  15213-3890
+ *      (412) 268-4387, fax: (412) 268-7395
+ *      tech-transfer@andrew.cmu.edu
+ *
+ * 4. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by Computing Services
+ *     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
+ *
+ * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
+ * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
  * Drew D. Perkins
  * Carnegie Mellon University
@@ -70,7 +93,7 @@
  * Paul Mackerras (paulus@cs.anu.edu.au).
  */
 
-/* $Id: ppp_tty.c,v 1.5 1996/07/01 01:00:31 paulus Exp $ */
+/* $Id: ppp_tty.c,v 1.9 2002/12/06 09:49:15 paulus Exp $ */
 /* from if_sl.c,v 1.11 84/10/04 12:54:47 rick Exp */
 /* from NetBSD: if_ppp.c,v 1.15.2.2 1994/07/28 05:17:58 cgd Exp */
 
@@ -103,6 +126,9 @@
 #include <net/pppcompress.h>
 #endif
 
+#ifdef PPP_FILTER
+#include <net/bpf.h>
+#endif
 #include <net/ppp_defs.h>
 #include <net/if_ppp.h>
 #include <net/if_pppvar.h>
@@ -112,7 +138,7 @@ int	pppopen __P((dev_t dev, struct tty *tp));
 int	pppclose __P((struct tty *tp, int flag));
 int	pppread __P((struct tty *tp, struct uio *uio, int flag));
 int	pppwrite __P((struct tty *tp, struct uio *uio, int flag));
-int	ppptioctl __P((struct tty *tp, u_long cmd, caddr_t data, int flag,
+int	ppptioctl __P((struct tty *tp, int cmd, caddr_t data, int flag,
 		       struct proc *));
 int	pppinput __P((int c, struct tty *tp));
 int	pppstart __P((struct tty *tp));
@@ -397,7 +423,7 @@ pppwrite(tp, uio, flag)
 int
 ppptioctl(tp, cmd, data, flag, p)
     struct tty *tp;
-    u_long cmd;
+    int cmd;
     caddr_t data;
     int flag;
     struct proc *p;
@@ -507,7 +533,7 @@ pppfcs(fcs, cp, len)
 }
 
 /*
- * This gets called at splnet from if_ppp.c at various times
+ * This gets called at splsoftnet from if_ppp.c at various times
  * when there is data ready to be sent.
  */
 static void
@@ -691,7 +717,7 @@ pppasyncstart(sc)
 
 /*
  * This gets called when a received packet is placed on
- * the inq, at splnet.
+ * the inq, at splsoftnet.
  */
 static void
 pppasyncctlp(sc)
@@ -711,7 +737,7 @@ pppasyncctlp(sc)
 /*
  * Start output on async tty interface.  If the transmit queue
  * has drained sufficiently, arrange for pppasyncstart to be
- * called later at splnet.
+ * called later at splsoftnet.
  * Called at spltty or higher.
  */
 int