From f4ebd28fcb0184cdefd6d8a23df00d1882d6f495 Mon Sep 17 00:00:00 2001
From: Ralf Corsepius <ralf.corsepius@rtems.org>
Date: Mon, 26 Mar 2007 08:06:30 +0000
Subject: [PATCH] Partial update from FreeBSD.

---
 cpukit/libnetworking/net/if_ppp.h   | 21 +++++++++++++----
 cpukit/libnetworking/net/ppp_defs.h | 36 +++++------------------------
 2 files changed, 22 insertions(+), 35 deletions(-)

diff --git a/cpukit/libnetworking/net/if_ppp.h b/cpukit/libnetworking/net/if_ppp.h
index 17cc4f09e0..07430e3081 100644
--- a/cpukit/libnetworking/net/if_ppp.h
+++ b/cpukit/libnetworking/net/if_ppp.h
@@ -1,5 +1,3 @@
-/*	$Id$	*/
-
 /*
  * if_ppp.h - Point-to-Point Protocol definitions.
  *
@@ -16,12 +14,25 @@
  * 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.
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $FreeBSD: src/sys/net/if_ppp.h,v 1.15 2005/01/07 01:45:34 imp Exp $
+ */
+
+/*
+ * $Id$
  */
 
 #ifndef _IF_PPP_H_
 #define _IF_PPP_H_
 
+/*
+ * Packet sizes
+ */
+#define	PPP_MTU		1500	/* Default MTU (size of Info field) */
+#define PPP_MAXMRU	65000	/* Largest MRU we allow */
+#define PPP_MAXMTU	16384	/* Largest MTU we allow */
+
 /*
  * Bit definitions for flags.
  */
@@ -50,8 +61,8 @@
  */
 #define SC_TIMEOUT	0x00000400	/* timeout is currently pending */
 #define SC_VJ_RESET	0x00000800	/* need to reset VJ decomp */
-#define SC_COMP_RUN	0x00001000	/* compressor has been inited */
-#define SC_DECOMP_RUN	0x00002000	/* decompressor has been inited */
+#define SC_COMP_RUN	0x00001000	/* compressor has been initiated */
+#define SC_DECOMP_RUN	0x00002000	/* decompressor has been initiated */
 #define SC_DC_ERROR	0x00004000	/* non-fatal decomp error detected */
 #define SC_DC_FERROR	0x00008000	/* fatal decomp error detected */
 #define SC_TBUSY	0x10000000	/* xmitter doesn't need a packet yet */
diff --git a/cpukit/libnetworking/net/ppp_defs.h b/cpukit/libnetworking/net/ppp_defs.h
index c8367c1998..81c46ee5fa 100644
--- a/cpukit/libnetworking/net/ppp_defs.h
+++ b/cpukit/libnetworking/net/ppp_defs.h
@@ -1,5 +1,3 @@
-/*	$Id$	*/
-
 /*
  * ppp_defs.h - PPP definitions.
  *
@@ -25,6 +23,12 @@
  * ON AN "AS IS" BASIS, AND THE AUSTRALIAN NATIONAL UNIVERSITY HAS NO
  * OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
  * OR MODIFICATIONS.
+ *
+ * $FreeBSD: src/sys/net/ppp_defs.h,v 1.8 2005/01/07 01:45:35 imp Exp $
+ */
+
+/*
+ * $Id$
  */
 
 #ifndef _PPP_DEFS_H_
@@ -35,21 +39,7 @@
  */
 #define PPP_HDRLEN	4	/* octets for standard ppp header */
 #define PPP_FCSLEN	2	/* octets for FCS */
-
-/*
- * Packet sizes
- *
- * Note - lcp shouldn't be allowed to negotiate stuff outside these
- *	  limits.  See lcp.h in the pppd directory.
- * (XXX - these constants should simply be shared by lcp.c instead
- *	  of living in lcp.h)
- */
-#define	PPP_MTU		1500	/* Default MTU (size of Info field) */
-#define PPP_MAXMTU	65535 - (PPP_HDRLEN + PPP_FCSLEN)
-#define PPP_MINMTU	64
 #define PPP_MRU		1500	/* default MRU = max length of info field */
-#define PPP_MAXMRU	65000	/* Largest MRU we allow */
-#define PPP_MINMRU	128
 
 #define PPP_ADDRESS(p)	(((u_char *)(p))[0])
 #define PPP_CONTROL(p)	(((u_char *)(p))[1])
@@ -92,20 +82,6 @@
 #define PPP_GOODFCS	0xf0b8	/* Good final FCS value */
 #define PPP_FCS(fcs, c)	(((fcs) >> 8) ^ fcstab[((fcs) ^ (c)) & 0xff])
 
-/*
- * A 32-bit unsigned integral type.
- */
-
-#if !defined(__BIT_TYPES_DEFINED__) && !defined(_BITYPES) \
- && !defined(__FreeBSD__) && (NS_TARGET < 40)
-#ifdef	UINT32_T
-typedef UINT32_T	u_int32_t;
-#else
-/*typedef unsigned int	u_int32_t;*/
-/*typedef unsigned short  u_int16_t;*/
-#endif
-#endif
-
 /*
  * Extended asyncmap - allows any character to be escaped.
  */