2006-05-10 13:19:45 +00:00
parent 9293ff427c
commit 9c316d8021
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+/*
+ * internal definitions for use within the library; do not export!
+ * Copyright (C) 1998, 1999  Henry Spencer.
+ * 
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Library General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/lgpl.txt>.
+ * 
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+ * License for more details.
+ *
+ * RCSID $Id: internal.h,v 1.1 2004/03/15 20:35:26 as Exp $
+ */
+
+#ifndef ABITS
+#define	ABITS	32	/* bits in an IPv4 address */
+#endif
+
+/* case-independent ASCII character equality comparison */
+#define	CIEQ(c1, c2)	( ((c1)&~040) == ((c2)&~040) )
+
+/* syntax for passthrough SA */
+#ifndef PASSTHROUGHNAME
+#define	PASSTHROUGHNAME	"%passthrough"
+#define	PASSTHROUGH4NAME	"%passthrough4"
+#define	PASSTHROUGH6NAME	"%passthrough6"
+#define	PASSTHROUGHIS	"[email protected]"
+#define	PASSTHROUGH4IS	"[email protected]"
+#define	PASSTHROUGH6IS	"tun0@::"
+#define	PASSTHROUGHTYPE	"tun"
+#define	PASSTHROUGHSPI	0
+#define	PASSTHROUGHDST	0
+#endif
+
+/*
+ * Headers, greatly complicated by stupid and unnecessary inconsistencies
+ * between the user environment and the kernel environment.  These are done
+ * here so that this mess need exist in only one place.
+ *
+ * It may seem like a -I or two could avoid most of this, but on closer
+ * inspection it is not quite that easy.
+ */
+
+/* things that need to come from one place or the other, depending */
+#ifdef __KERNEL__
+#include <linux/types.h>
+#include <linux/socket.h>
+#include <linux/in.h>
+#include <linux/string.h>
+#include <linux/ctype.h>
+#define	assert(foo)	/* nothing */
+#else
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <string.h>
+#include <ctype.h>
+#include <assert.h>
+#endif
+
+/* things that exist only in userland */
+#ifndef __KERNEL__
+
+/* You'd think this would be okay in the kernel too -- it's just a */
+/* bunch of constants -- but no, in RH5.1 it screws up other things. */
+/* (Credit:  Mike Warfield tracked this problem down.  Thanks Mike!) */
+/* Fortunately, we don't need it in the kernel subset of the library. */
+#include <limits.h>
+
+/* header files for things that should never be called in kernel */
+#include <netdb.h>
+
+/* memory allocation, currently user-only, macro-ized just in case */
+#include <stdlib.h>
+#define	MALLOC(n)	malloc(n)
+#define	FREE(p)		free(p)
+
+#endif /* __KERNEL__ */
+