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b168057a | 1 | /* Copyright (C) 1997-2015 Free Software Foundation, Inc. |
1c25bcac UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
1c25bcac UD |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
1c25bcac | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
1c25bcac UD |
17 | |
18 | /* | |
63ae7b63 | 19 | * ISO C99: 7.18 Integer types <stdint.h> |
1c25bcac UD |
20 | */ |
21 | ||
22 | #ifndef _STDINT_H | |
23 | #define _STDINT_H 1 | |
24 | ||
25 | #include <features.h> | |
417bafec | 26 | #include <bits/wchar.h> |
1c25bcac UD |
27 | #include <bits/wordsize.h> |
28 | ||
29 | /* Exact integral types. */ | |
30 | ||
31 | /* Signed. */ | |
32 | ||
33 | /* There is some amount of overlap with <sys/types.h> as known by inet code */ | |
34 | #ifndef __int8_t_defined | |
35 | # define __int8_t_defined | |
36 | typedef signed char int8_t; | |
37 | typedef short int int16_t; | |
38 | typedef int int32_t; | |
39 | # if __WORDSIZE == 64 | |
40 | typedef long int int64_t; | |
41 | # else | |
42 | __extension__ | |
43 | typedef long long int int64_t; | |
44 | # endif | |
45 | #endif | |
46 | ||
47 | /* Unsigned. */ | |
48 | typedef unsigned char uint8_t; | |
49 | typedef unsigned short int uint16_t; | |
9b48fa9b | 50 | #ifndef __uint32_t_defined |
1c25bcac | 51 | typedef unsigned int uint32_t; |
9b48fa9b UD |
52 | # define __uint32_t_defined |
53 | #endif | |
1c25bcac UD |
54 | #if __WORDSIZE == 64 |
55 | typedef unsigned long int uint64_t; | |
56 | #else | |
57 | __extension__ | |
58 | typedef unsigned long long int uint64_t; | |
59 | #endif | |
60 | ||
61 | ||
62 | /* Small types. */ | |
63 | ||
64 | /* Signed. */ | |
65 | typedef signed char int_least8_t; | |
66 | typedef short int int_least16_t; | |
67 | typedef int int_least32_t; | |
68 | #if __WORDSIZE == 64 | |
69 | typedef long int int_least64_t; | |
70 | #else | |
71 | __extension__ | |
72 | typedef long long int int_least64_t; | |
73 | #endif | |
74 | ||
75 | /* Unsigned. */ | |
76 | typedef unsigned char uint_least8_t; | |
77 | typedef unsigned short int uint_least16_t; | |
78 | typedef unsigned int uint_least32_t; | |
79 | #if __WORDSIZE == 64 | |
80 | typedef unsigned long int uint_least64_t; | |
81 | #else | |
82 | __extension__ | |
83 | typedef unsigned long long int uint_least64_t; | |
84 | #endif | |
85 | ||
86 | ||
87 | /* Fast types. */ | |
88 | ||
89 | /* Signed. */ | |
90 | typedef signed char int_fast8_t; | |
91 | #if __WORDSIZE == 64 | |
92 | typedef long int int_fast16_t; | |
93 | typedef long int int_fast32_t; | |
94 | typedef long int int_fast64_t; | |
95 | #else | |
96 | typedef int int_fast16_t; | |
97 | typedef int int_fast32_t; | |
98 | __extension__ | |
99 | typedef long long int int_fast64_t; | |
100 | #endif | |
101 | ||
102 | /* Unsigned. */ | |
103 | typedef unsigned char uint_fast8_t; | |
104 | #if __WORDSIZE == 64 | |
105 | typedef unsigned long int uint_fast16_t; | |
106 | typedef unsigned long int uint_fast32_t; | |
107 | typedef unsigned long int uint_fast64_t; | |
108 | #else | |
109 | typedef unsigned int uint_fast16_t; | |
110 | typedef unsigned int uint_fast32_t; | |
111 | __extension__ | |
112 | typedef unsigned long long int uint_fast64_t; | |
113 | #endif | |
114 | ||
115 | ||
116 | /* Types for `void *' pointers. */ | |
117 | #if __WORDSIZE == 64 | |
7df789e0 | 118 | # ifndef __intptr_t_defined |
1c25bcac | 119 | typedef long int intptr_t; |
7df789e0 | 120 | # define __intptr_t_defined |
1c25bcac UD |
121 | # endif |
122 | typedef unsigned long int uintptr_t; | |
123 | #else | |
7df789e0 | 124 | # ifndef __intptr_t_defined |
1c25bcac | 125 | typedef int intptr_t; |
7df789e0 | 126 | # define __intptr_t_defined |
1c25bcac UD |
127 | # endif |
128 | typedef unsigned int uintptr_t; | |
129 | #endif | |
130 | ||
131 | ||
132 | /* Largest integral types. */ | |
133 | #if __WORDSIZE == 64 | |
134 | typedef long int intmax_t; | |
135 | typedef unsigned long int uintmax_t; | |
136 | #else | |
137 | __extension__ | |
138 | typedef long long int intmax_t; | |
139 | __extension__ | |
140 | typedef unsigned long long int uintmax_t; | |
141 | #endif | |
142 | ||
143 | ||
1c25bcac UD |
144 | # if __WORDSIZE == 64 |
145 | # define __INT64_C(c) c ## L | |
146 | # define __UINT64_C(c) c ## UL | |
147 | # else | |
148 | # define __INT64_C(c) c ## LL | |
149 | # define __UINT64_C(c) c ## ULL | |
150 | # endif | |
151 | ||
152 | /* Limits of integral types. */ | |
153 | ||
154 | /* Minimum of signed integral types. */ | |
155 | # define INT8_MIN (-128) | |
156 | # define INT16_MIN (-32767-1) | |
157 | # define INT32_MIN (-2147483647-1) | |
158 | # define INT64_MIN (-__INT64_C(9223372036854775807)-1) | |
159 | /* Maximum of signed integral types. */ | |
160 | # define INT8_MAX (127) | |
161 | # define INT16_MAX (32767) | |
162 | # define INT32_MAX (2147483647) | |
163 | # define INT64_MAX (__INT64_C(9223372036854775807)) | |
164 | ||
165 | /* Maximum of unsigned integral types. */ | |
417bafec UD |
166 | # define UINT8_MAX (255) |
167 | # define UINT16_MAX (65535) | |
1c25bcac UD |
168 | # define UINT32_MAX (4294967295U) |
169 | # define UINT64_MAX (__UINT64_C(18446744073709551615)) | |
170 | ||
171 | ||
172 | /* Minimum of signed integral types having a minimum size. */ | |
173 | # define INT_LEAST8_MIN (-128) | |
174 | # define INT_LEAST16_MIN (-32767-1) | |
175 | # define INT_LEAST32_MIN (-2147483647-1) | |
176 | # define INT_LEAST64_MIN (-__INT64_C(9223372036854775807)-1) | |
177 | /* Maximum of signed integral types having a minimum size. */ | |
178 | # define INT_LEAST8_MAX (127) | |
179 | # define INT_LEAST16_MAX (32767) | |
180 | # define INT_LEAST32_MAX (2147483647) | |
181 | # define INT_LEAST64_MAX (__INT64_C(9223372036854775807)) | |
182 | ||
183 | /* Maximum of unsigned integral types having a minimum size. */ | |
417bafec UD |
184 | # define UINT_LEAST8_MAX (255) |
185 | # define UINT_LEAST16_MAX (65535) | |
1c25bcac UD |
186 | # define UINT_LEAST32_MAX (4294967295U) |
187 | # define UINT_LEAST64_MAX (__UINT64_C(18446744073709551615)) | |
188 | ||
189 | ||
190 | /* Minimum of fast signed integral types having a minimum size. */ | |
191 | # define INT_FAST8_MIN (-128) | |
192 | # if __WORDSIZE == 64 | |
193 | # define INT_FAST16_MIN (-9223372036854775807L-1) | |
194 | # define INT_FAST32_MIN (-9223372036854775807L-1) | |
195 | # else | |
196 | # define INT_FAST16_MIN (-2147483647-1) | |
197 | # define INT_FAST32_MIN (-2147483647-1) | |
198 | # endif | |
199 | # define INT_FAST64_MIN (-__INT64_C(9223372036854775807)-1) | |
200 | /* Maximum of fast signed integral types having a minimum size. */ | |
201 | # define INT_FAST8_MAX (127) | |
202 | # if __WORDSIZE == 64 | |
203 | # define INT_FAST16_MAX (9223372036854775807L) | |
204 | # define INT_FAST32_MAX (9223372036854775807L) | |
205 | # else | |
206 | # define INT_FAST16_MAX (2147483647) | |
207 | # define INT_FAST32_MAX (2147483647) | |
208 | # endif | |
209 | # define INT_FAST64_MAX (__INT64_C(9223372036854775807)) | |
210 | ||
211 | /* Maximum of fast unsigned integral types having a minimum size. */ | |
417bafec | 212 | # define UINT_FAST8_MAX (255) |
1c25bcac UD |
213 | # if __WORDSIZE == 64 |
214 | # define UINT_FAST16_MAX (18446744073709551615UL) | |
215 | # define UINT_FAST32_MAX (18446744073709551615UL) | |
216 | # else | |
217 | # define UINT_FAST16_MAX (4294967295U) | |
218 | # define UINT_FAST32_MAX (4294967295U) | |
219 | # endif | |
220 | # define UINT_FAST64_MAX (__UINT64_C(18446744073709551615)) | |
221 | ||
222 | ||
223 | /* Values to test for integral types holding `void *' pointer. */ | |
224 | # if __WORDSIZE == 64 | |
225 | # define INTPTR_MIN (-9223372036854775807L-1) | |
226 | # define INTPTR_MAX (9223372036854775807L) | |
227 | # define UINTPTR_MAX (18446744073709551615UL) | |
228 | # else | |
229 | # define INTPTR_MIN (-2147483647-1) | |
230 | # define INTPTR_MAX (2147483647) | |
231 | # define UINTPTR_MAX (4294967295U) | |
232 | # endif | |
233 | ||
234 | ||
235 | /* Minimum for largest signed integral type. */ | |
236 | # define INTMAX_MIN (-__INT64_C(9223372036854775807)-1) | |
237 | /* Maximum for largest signed integral type. */ | |
238 | # define INTMAX_MAX (__INT64_C(9223372036854775807)) | |
239 | ||
240 | /* Maximum for largest unsigned integral type. */ | |
241 | # define UINTMAX_MAX (__UINT64_C(18446744073709551615)) | |
242 | ||
243 | ||
244 | /* Limits of other integer types. */ | |
245 | ||
246 | /* Limits of `ptrdiff_t' type. */ | |
247 | # if __WORDSIZE == 64 | |
248 | # define PTRDIFF_MIN (-9223372036854775807L-1) | |
249 | # define PTRDIFF_MAX (9223372036854775807L) | |
250 | # else | |
251 | # define PTRDIFF_MIN (-2147483647-1) | |
252 | # define PTRDIFF_MAX (2147483647) | |
253 | # endif | |
254 | ||
255 | /* Limits of `sig_atomic_t'. */ | |
256 | # define SIG_ATOMIC_MIN (-2147483647-1) | |
257 | # define SIG_ATOMIC_MAX (2147483647) | |
258 | ||
259 | /* Limit of `size_t' type. */ | |
260 | # if __WORDSIZE == 64 | |
261 | # define SIZE_MAX (18446744073709551615UL) | |
262 | # else | |
26011b5c SL |
263 | # ifdef __WORDSIZE32_SIZE_ULONG |
264 | # define SIZE_MAX (4294967295UL) | |
265 | # else | |
266 | # define SIZE_MAX (4294967295U) | |
267 | # endif | |
1c25bcac UD |
268 | # endif |
269 | ||
270 | /* Limits of `wchar_t'. */ | |
271 | # ifndef WCHAR_MIN | |
272 | /* These constants might also be defined in <wchar.h>. */ | |
417bafec UD |
273 | # define WCHAR_MIN __WCHAR_MIN |
274 | # define WCHAR_MAX __WCHAR_MAX | |
1c25bcac UD |
275 | # endif |
276 | ||
277 | /* Limits of `wint_t'. */ | |
417bafec | 278 | # define WINT_MIN (0u) |
81068e35 | 279 | # define WINT_MAX (4294967295u) |
1c25bcac | 280 | |
1c25bcac UD |
281 | /* Signed. */ |
282 | # define INT8_C(c) c | |
283 | # define INT16_C(c) c | |
284 | # define INT32_C(c) c | |
285 | # if __WORDSIZE == 64 | |
286 | # define INT64_C(c) c ## L | |
287 | # else | |
288 | # define INT64_C(c) c ## LL | |
289 | # endif | |
290 | ||
291 | /* Unsigned. */ | |
4c3f81d0 UD |
292 | # define UINT8_C(c) c |
293 | # define UINT16_C(c) c | |
1c25bcac UD |
294 | # define UINT32_C(c) c ## U |
295 | # if __WORDSIZE == 64 | |
296 | # define UINT64_C(c) c ## UL | |
297 | # else | |
298 | # define UINT64_C(c) c ## ULL | |
299 | # endif | |
300 | ||
301 | /* Maximal type. */ | |
302 | # if __WORDSIZE == 64 | |
303 | # define INTMAX_C(c) c ## L | |
304 | # define UINTMAX_C(c) c ## UL | |
305 | # else | |
306 | # define INTMAX_C(c) c ## LL | |
307 | # define UINTMAX_C(c) c ## ULL | |
308 | # endif | |
309 | ||
1c25bcac | 310 | #endif /* stdint.h */ |