1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_INT_TYPES_H 28 #define _SYS_INT_TYPES_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 /* 33 * This file, <sys/int_types.h>, is part of the Sun Microsystems implementation 34 * of <inttypes.h> defined in the ISO C standard, ISO/IEC 9899:1999 35 * Programming language - C. 36 * 37 * Programs/Modules should not directly include this file. Access to the 38 * types defined in this file should be through the inclusion of one of the 39 * following files: 40 * 41 * <sys/types.h> Provides only the "_t" types defined in this 42 * file which is a subset of the contents of 43 * <inttypes.h>. (This can be appropriate for 44 * all programs/modules except those claiming 45 * ANSI-C conformance.) 46 * 47 * <sys/inttypes.h> Provides the Kernel and Driver appropriate 48 * components of <inttypes.h>. 49 * 50 * <inttypes.h> For use by applications. 51 * 52 * See these files for more details. 53 */ 54 55 #include <sys/feature_tests.h> 56 57 #ifdef __cplusplus 58 extern "C" { 59 #endif 60 61 /* 62 * Basic / Extended integer types 63 * 64 * The following defines the basic fixed-size integer types. 65 * 66 * Implementations are free to typedef them to Standard C integer types or 67 * extensions that they support. If an implementation does not support one 68 * of the particular integer data types below, then it should not define the 69 * typedefs and macros corresponding to that data type. Note that int8_t 70 * is not defined in -Xs mode on ISAs for which the ABI specifies "char" 71 * as an unsigned entity because there is no way to define an eight bit 72 * signed integral. 73 */ 74 #if defined(_CHAR_IS_SIGNED) 75 typedef char int8_t; 76 #else 77 #if defined(__STDC__) 78 typedef signed char int8_t; 79 #endif 80 #endif 81 typedef short int16_t; 82 typedef int int32_t; 83 #ifdef _LP64 84 #define _INT64_TYPE 85 typedef long int64_t; 86 #else /* _ILP32 */ 87 #if defined(_LONGLONG_TYPE) 88 #define _INT64_TYPE 89 typedef long long int64_t; 90 #endif 91 #endif 92 93 typedef unsigned char uint8_t; 94 typedef unsigned short uint16_t; 95 typedef unsigned int uint32_t; 96 #ifdef _LP64 97 typedef unsigned long uint64_t; 98 #else /* _ILP32 */ 99 #if defined(_LONGLONG_TYPE) 100 typedef unsigned long long uint64_t; 101 #endif 102 #endif 103 104 /* 105 * intmax_t and uintmax_t are to be the longest (in number of bits) signed 106 * and unsigned integer types supported by the implementation. 107 */ 108 #if defined(_INT64_TYPE) 109 typedef int64_t intmax_t; 110 typedef uint64_t uintmax_t; 111 #else 112 typedef int32_t intmax_t; 113 typedef uint32_t uintmax_t; 114 #endif 115 116 /* 117 * intptr_t and uintptr_t are signed and unsigned integer types large enough 118 * to hold any data pointer; that is, data pointers can be assigned into or 119 * from these integer types without losing precision. 120 */ 121 #if defined(_LP64) || defined(_I32LPx) 122 typedef long intptr_t; 123 typedef unsigned long uintptr_t; 124 #else 125 typedef int intptr_t; 126 typedef unsigned int uintptr_t; 127 #endif 128 129 /* 130 * The following define the fastest integer types that can hold the 131 * specified number of bits. 132 */ 133 #if defined(_CHAR_IS_SIGNED) 134 typedef char int_fast8_t; 135 #else 136 #if defined(__STDC__) 137 typedef signed char int_fast8_t; 138 #endif 139 #endif 140 typedef int int_fast16_t; 141 typedef int int_fast32_t; 142 #ifdef _LP64 143 typedef long int_fast64_t; 144 #else /* _ILP32 */ 145 #if defined(_LONGLONG_TYPE) 146 typedef long long int_fast64_t; 147 #endif 148 #endif 149 150 typedef unsigned char uint_fast8_t; 151 typedef unsigned int uint_fast16_t; 152 typedef unsigned int uint_fast32_t; 153 #ifdef _LP64 154 typedef unsigned long uint_fast64_t; 155 #else /* _ILP32 */ 156 #if defined(_LONGLONG_TYPE) 157 typedef unsigned long long uint_fast64_t; 158 #endif 159 #endif 160 161 /* 162 * The following define the smallest integer types that can hold the 163 * specified number of bits. 164 */ 165 #if defined(_CHAR_IS_SIGNED) 166 typedef char int_least8_t; 167 #else 168 #if defined(__STDC__) 169 typedef signed char int_least8_t; 170 #endif 171 #endif 172 typedef short int_least16_t; 173 typedef int int_least32_t; 174 #ifdef _LP64 175 typedef long int_least64_t; 176 #else /* _ILP32 */ 177 #if defined(_LONGLONG_TYPE) 178 typedef long long int_least64_t; 179 #endif 180 #endif 181 182 typedef unsigned char uint_least8_t; 183 typedef unsigned short uint_least16_t; 184 typedef unsigned int uint_least32_t; 185 #ifdef _LP64 186 typedef unsigned long uint_least64_t; 187 #else /* _ILP32 */ 188 #if defined(_LONGLONG_TYPE) 189 typedef unsigned long long uint_least64_t; 190 #endif 191 #endif 192 193 #ifdef __cplusplus 194 } 195 #endif 196 197 #endif /* _SYS_INT_TYPES_H */