jas_types.h
1 /*
2 * Copyright (c) 1999-2000 Image Power, Inc. and the University of
3 * British Columbia.
4 * Copyright (c) 2001-2003 Michael David Adams.
5 * All rights reserved.
6 */
7
8 /* __START_OF_JASPER_LICENSE__
9 *
10 * JasPer License Version 2.0
11 *
12 * Copyright (c) 2001-2006 Michael David Adams
13 * Copyright (c) 1999-2000 Image Power, Inc.
14 * Copyright (c) 1999-2000 The University of British Columbia
15 *
16 * All rights reserved.
17 *
18 * Permission is hereby granted, free of charge, to any person (the
19 * "User") obtaining a copy of this software and associated documentation
20 * files (the "Software"), to deal in the Software without restriction,
21 * including without limitation the rights to use, copy, modify, merge,
22 * publish, distribute, and/or sell copies of the Software, and to permit
23 * persons to whom the Software is furnished to do so, subject to the
24 * following conditions:
25 *
26 * 1. The above copyright notices and this permission notice (which
27 * includes the disclaimer below) shall be included in all copies or
28 * substantial portions of the Software.
29 *
30 * 2. The name of a copyright holder shall not be used to endorse or
31 * promote products derived from the Software without specific prior
32 * written permission.
33 *
34 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
35 * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
36 * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
37 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
38 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
39 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
40 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
41 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
42 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
43 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
44 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
45 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
46 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
47 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
48 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
49 * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
50 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
51 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
52 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
53 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
54 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
55 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
56 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
57 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
58 * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
59 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
60 *
61 * __END_OF_JASPER_LICENSE__
62 */
63
64 /*
65 * Primitive Types
66 *
67 * $Id$
68 */
69
70 #ifndef JAS_TYPES_H
71 #define JAS_TYPES_H
72
73 /* The configuration header file should be included first. */
74 #include <jasper/jas_config.h>
75
76 #if !defined(JAS_CONFIGURE)
77
78 #if defined(WIN32) || defined(JAS_HAVE_WINDOWS_H)
79 // THIS SHOULD NO LONGER BE NEEDED SINCE MSVC SUPPORTS LONG LONG.
80 /*
81 We are dealing with Microsoft Windows and most likely Microsoft
82 Visual C (MSVC). (Heaven help us.) Sadly, MSVC does not correctly
83 define some of the standard types specified in ISO/IEC 9899:1999.
84 In particular, it does not define the "long long" and "unsigned long
85 long" types. So, we work around this problem by using the "INT64"
86 and "UINT64" types that are defined in the header file "windows.h".
87 */
88 #include <windows.h>
89 //#undef longlong
90 //#define longlong INT64
91 //#undef ulonglong
92 //#define ulonglong UINT64
93 #endif
94
95 #endif
96
97 /* Note: The immediately following header files should eventually be removed. */
98 #include <stdlib.h>
99 #include <stddef.h>
100 #include <stdint.h>
101
102 #if defined(JAS_HAVE_SYS_TYPES_H)
103 #include <sys/types.h>
104 #endif
105
106 #define jas_uchar unsigned char
107 #define jas_uint unsigned int
108 #define jas_ulong unsigned long
109 #define jas_longlong long long
110 #define jas_ulonglong unsigned long long
111
112 #if defined(_MSC_VER) && (_MSC_VER < 1800)
113 #define bool int
114 #define false 0
115 #define true 1
116
117 #define PRIxFAST32 "x"
118 #define PRIxFAST16 PRIxFAST32
119 #define PRIuFAST32 "u"
120 #define PRIuFAST16 PRIuFAST32
121 #define PRIiFAST32 "i"
122 #ifdef _WIN64
123 #define PRIdPTR "lld"
124 #else
125 #define PRIdPTR "d"
126 #endif
127
128 #ifndef _HUGE_ENUF
129 #define _HUGE_ENUF 1e+300
130 #endif
131
132 #define INFINITY ((float)(_HUGE_ENUF * _HUGE_ENUF))
133
134 #define strtoull _strtoui64
135
136 #else
137 #include <stdbool.h>
138 #include <inttypes.h>
139 #endif
140
141 /* The below macro is intended to be used for type casts. By using this
142 macro, type casts can be easily located in the source code with
143 tools like "grep". */
144 #define JAS_CAST(t, e) \
145 ((t) (e))
146
147 /* The number of bits in the integeral type uint_fast32_t. */
148 /* NOTE: This could underestimate the size on some exotic architectures. */
149 #define JAS_UINTFAST32_NUMBITS (8 * sizeof(uint_fast32_t))
150
151 #ifdef __cplusplus
152 extern "C" {
153 #endif
154
155 #ifdef __cplusplus
156 }
157 #endif
158
159 #endif