2
* internal definitions for use within the library; do not export!
3
* Copyright (C) 1998, 1999 Henry Spencer.
5
* This library is free software; you can redistribute it and/or modify it
6
* under the terms of the GNU Library General Public License as published by
7
* the Free Software Foundation; either version 2 of the License, or (at your
8
* option) any later version. See <http://www.fsf.org/copyleft/lgpl.txt>.
10
* This library is distributed in the hope that it will be useful, but
11
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
13
* License for more details.
15
* RCSID $Id: internal.h,v 1.10 2002/04/24 07:36:43 mcr Exp $
19
#define ABITS 32 /* bits in an IPv4 address */
22
/* case-independent ASCII character equality comparison */
23
#define CIEQ(c1, c2) ( ((c1)&~040) == ((c2)&~040) )
25
/* syntax for passthrough SA */
26
#ifndef PASSTHROUGHNAME
27
#define PASSTHROUGHNAME "%passthrough"
28
#define PASSTHROUGH4NAME "%passthrough4"
29
#define PASSTHROUGH6NAME "%passthrough6"
30
#define PASSTHROUGHIS "tun0@0.0.0.0"
31
#define PASSTHROUGH4IS "tun0@0.0.0.0"
32
#define PASSTHROUGH6IS "tun0@::"
33
#define PASSTHROUGHTYPE "tun"
34
#define PASSTHROUGHSPI 0
35
#define PASSTHROUGHDST 0
39
* Headers, greatly complicated by stupid and unnecessary inconsistencies
40
* between the user environment and the kernel environment. These are done
41
* here so that this mess need exist in only one place.
43
* It may seem like a -I or two could avoid most of this, but on closer
44
* inspection it is not quite that easy.
47
/* things that need to come from one place or the other, depending */
49
#include <linux/types.h>
50
#include <linux/socket.h>
52
#include <linux/string.h>
53
#include <linux/ctype.h>
54
#define assert(foo) /* nothing */
56
#include <sys/types.h>
57
#include <netinet/in.h>
63
/* things that exist only in userland */
66
/* You'd think this would be okay in the kernel too -- it's just a */
67
/* bunch of constants -- but no, in RH5.1 it screws up other things. */
68
/* (Credit: Mike Warfield tracked this problem down. Thanks Mike!) */
69
/* Fortunately, we don't need it in the kernel subset of the library. */
72
/* header files for things that should never be called in kernel */
75
/* memory allocation, currently user-only, macro-ized just in case */
77
#define MALLOC(n) malloc(n)
78
#define FREE(p) free(p)
80
#endif /* __KERNEL__ */