1207151Smarius/*-
2207151Smarius * Copyright (c) 2010 by Peter Jeremy <peterjeremy@acm.org>
3207151Smarius * All rights reserved.
4207151Smarius *
5207151Smarius * Redistribution and use in source and binary forms, with or without
6207151Smarius * modification, are permitted provided that the following conditions
7207151Smarius * are met:
8207151Smarius * 1. Redistributions of source code must retain the above copyright
9207151Smarius *    notice, this list of conditions and the following disclaimer.
10207151Smarius * 2. Redistributions in binary form must reproduce the above copyright
11207151Smarius *    notice, this list of conditions and the following disclaimer in the
12207151Smarius *    documentation and/or other materials provided with the distribution.
13207151Smarius *
14207151Smarius * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15207151Smarius * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16207151Smarius * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17207151Smarius * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
18207151Smarius * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19207151Smarius * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20207151Smarius * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
21207151Smarius * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22207151Smarius * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
23207151Smarius * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24207151Smarius *
25207151Smarius * $FreeBSD$
26207151Smarius */
27207151Smarius
28207151Smarius/*----------------------------------------------------------------------------
29207151Smarius| One of the macros `BIGENDIAN' or `LITTLEENDIAN' must be defined.
30207151Smarius*----------------------------------------------------------------------------*/
31207151Smarius#define BIGENDIAN
32207151Smarius
33207151Smarius/*----------------------------------------------------------------------------
34207151Smarius| The macro `BITS64' can be defined to indicate that 64-bit integer types are
35207151Smarius| supported by the compiler.
36207151Smarius*----------------------------------------------------------------------------*/
37207151Smarius#define BITS64
38207151Smarius
39207151Smarius/*----------------------------------------------------------------------------
40207151Smarius| Each of the following `typedef's defines the most convenient type that holds
41207151Smarius| integers of at least as many bits as specified.  For example, `uint8' should
42207151Smarius| be the most convenient type that can hold unsigned integers of as many as
43207151Smarius| 8 bits.  The `flag' type must be able to hold either a 0 or 1.  For most
44207151Smarius| implementations of C, `flag', `uint8', and `int8' should all be `typedef'ed
45207151Smarius| to the same as `int'.
46207151Smarius*----------------------------------------------------------------------------*/
47207151Smariustypedef int flag;
48207151Smariustypedef int uint8;
49207151Smariustypedef int int8;
50207151Smariustypedef int uint16;
51207151Smariustypedef int int16;
52207151Smariustypedef unsigned int uint32;
53207151Smariustypedef signed int int32;
54207151Smarius#ifdef BITS64
55207151Smariustypedef unsigned long int uint64;
56207151Smariustypedef signed long int int64;
57207151Smarius#endif
58207151Smarius
59207151Smarius/*----------------------------------------------------------------------------
60207151Smarius| Each of the following `typedef's defines a type that holds integers
61207151Smarius| of _exactly_ the number of bits specified.  For instance, for most
62207151Smarius| implementation of C, `bits16' and `sbits16' should be `typedef'ed to
63207151Smarius| `unsigned short int' and `signed short int' (or `short int'), respectively.
64207151Smarius*----------------------------------------------------------------------------*/
65207151Smariustypedef unsigned char bits8;
66207151Smariustypedef signed char sbits8;
67207151Smariustypedef unsigned short int bits16;
68207151Smariustypedef signed short int sbits16;
69207151Smariustypedef unsigned int bits32;
70207151Smariustypedef signed int sbits32;
71207151Smarius#ifdef BITS64
72207151Smariustypedef unsigned long int bits64;
73207151Smariustypedef signed long int sbits64;
74207151Smarius#endif
75207151Smarius
76207151Smarius#ifdef BITS64
77207151Smarius/*----------------------------------------------------------------------------
78207151Smarius| The `LIT64' macro takes as its argument a textual integer literal and
79207151Smarius| if necessary ``marks'' the literal as having a 64-bit integer type.
80207151Smarius| For example, the GNU C Compiler (`gcc') requires that 64-bit literals be
81207151Smarius| appended with the letters `LL' standing for `long long', which is `gcc's
82207151Smarius| name for the 64-bit integer type.  Some compilers may allow `LIT64' to be
83207151Smarius| defined as the identity macro:  `#define LIT64( a ) a'.
84207151Smarius*----------------------------------------------------------------------------*/
85207151Smarius#define LIT64( a ) a##L
86207151Smarius#endif
87207151Smarius
88207151Smarius/*----------------------------------------------------------------------------
89207151Smarius| The macro `INLINE' can be used before functions that should be inlined.  If
90207151Smarius| a compiler does not support explicit inlining, this macro should be defined
91207151Smarius| to be `static'.
92207151Smarius*----------------------------------------------------------------------------*/
93207151Smarius#define INLINE extern inline
94