1 | /* Copyright (C) 1997-2018 Free Software Foundation, Inc. |
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 |
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. |
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 |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ |
17 | |
18 | /* |
19 | * ISO C99: 7.18 Integer types <stdint.h> |
20 | */ |
21 | |
22 | #ifndef _STDINT_H |
23 | #define _STDINT_H 1 |
24 | |
25 | #define |
26 | #include <bits/libc-header-start.h> |
27 | #include <bits/types.h> |
28 | #include <bits/wchar.h> |
29 | #include <bits/wordsize.h> |
30 | |
31 | /* Exact integral types. */ |
32 | |
33 | /* Signed. */ |
34 | #include <bits/stdint-intn.h> |
35 | |
36 | /* Unsigned. */ |
37 | #include <bits/stdint-uintn.h> |
38 | |
39 | |
40 | /* Small types. */ |
41 | |
42 | /* Signed. */ |
43 | typedef signed char int_least8_t; |
44 | typedef short int int_least16_t; |
45 | typedef int int_least32_t; |
46 | #if __WORDSIZE == 64 |
47 | typedef long int int_least64_t; |
48 | #else |
49 | __extension__ |
50 | typedef long long int int_least64_t; |
51 | #endif |
52 | |
53 | /* Unsigned. */ |
54 | typedef unsigned char uint_least8_t; |
55 | typedef unsigned short int uint_least16_t; |
56 | typedef unsigned int uint_least32_t; |
57 | #if __WORDSIZE == 64 |
58 | typedef unsigned long int uint_least64_t; |
59 | #else |
60 | __extension__ |
61 | typedef unsigned long long int uint_least64_t; |
62 | #endif |
63 | |
64 | |
65 | /* Fast types. */ |
66 | |
67 | /* Signed. */ |
68 | typedef signed char int_fast8_t; |
69 | #if __WORDSIZE == 64 |
70 | typedef long int int_fast16_t; |
71 | typedef long int int_fast32_t; |
72 | typedef long int int_fast64_t; |
73 | #else |
74 | typedef int int_fast16_t; |
75 | typedef int int_fast32_t; |
76 | __extension__ |
77 | typedef long long int int_fast64_t; |
78 | #endif |
79 | |
80 | /* Unsigned. */ |
81 | typedef unsigned char uint_fast8_t; |
82 | #if __WORDSIZE == 64 |
83 | typedef unsigned long int uint_fast16_t; |
84 | typedef unsigned long int uint_fast32_t; |
85 | typedef unsigned long int uint_fast64_t; |
86 | #else |
87 | typedef unsigned int uint_fast16_t; |
88 | typedef unsigned int uint_fast32_t; |
89 | __extension__ |
90 | typedef unsigned long long int uint_fast64_t; |
91 | #endif |
92 | |
93 | |
94 | /* Types for `void *' pointers. */ |
95 | #if __WORDSIZE == 64 |
96 | # ifndef __intptr_t_defined |
97 | typedef long int intptr_t; |
98 | # define __intptr_t_defined |
99 | # endif |
100 | typedef unsigned long int uintptr_t; |
101 | #else |
102 | # ifndef __intptr_t_defined |
103 | typedef int intptr_t; |
104 | # define __intptr_t_defined |
105 | # endif |
106 | typedef unsigned int uintptr_t; |
107 | #endif |
108 | |
109 | |
110 | /* Largest integral types. */ |
111 | typedef __intmax_t intmax_t; |
112 | typedef __uintmax_t uintmax_t; |
113 | |
114 | |
115 | # if __WORDSIZE == 64 |
116 | # define __INT64_C(c) c ## L |
117 | # define __UINT64_C(c) c ## UL |
118 | # else |
119 | # define __INT64_C(c) c ## LL |
120 | # define __UINT64_C(c) c ## ULL |
121 | # endif |
122 | |
123 | /* Limits of integral types. */ |
124 | |
125 | /* Minimum of signed integral types. */ |
126 | # define INT8_MIN (-128) |
127 | # define INT16_MIN (-32767-1) |
128 | # define INT32_MIN (-2147483647-1) |
129 | # define INT64_MIN (-__INT64_C(9223372036854775807)-1) |
130 | /* Maximum of signed integral types. */ |
131 | # define INT8_MAX (127) |
132 | # define INT16_MAX (32767) |
133 | # define INT32_MAX (2147483647) |
134 | # define INT64_MAX (__INT64_C(9223372036854775807)) |
135 | |
136 | /* Maximum of unsigned integral types. */ |
137 | # define UINT8_MAX (255) |
138 | # define UINT16_MAX (65535) |
139 | # define UINT32_MAX (4294967295U) |
140 | # define UINT64_MAX (__UINT64_C(18446744073709551615)) |
141 | |
142 | |
143 | /* Minimum of signed integral types having a minimum size. */ |
144 | # define INT_LEAST8_MIN (-128) |
145 | # define INT_LEAST16_MIN (-32767-1) |
146 | # define INT_LEAST32_MIN (-2147483647-1) |
147 | # define INT_LEAST64_MIN (-__INT64_C(9223372036854775807)-1) |
148 | /* Maximum of signed integral types having a minimum size. */ |
149 | # define INT_LEAST8_MAX (127) |
150 | # define INT_LEAST16_MAX (32767) |
151 | # define INT_LEAST32_MAX (2147483647) |
152 | # define INT_LEAST64_MAX (__INT64_C(9223372036854775807)) |
153 | |
154 | /* Maximum of unsigned integral types having a minimum size. */ |
155 | # define UINT_LEAST8_MAX (255) |
156 | # define UINT_LEAST16_MAX (65535) |
157 | # define UINT_LEAST32_MAX (4294967295U) |
158 | # define UINT_LEAST64_MAX (__UINT64_C(18446744073709551615)) |
159 | |
160 | |
161 | /* Minimum of fast signed integral types having a minimum size. */ |
162 | # define INT_FAST8_MIN (-128) |
163 | # if __WORDSIZE == 64 |
164 | # define INT_FAST16_MIN (-9223372036854775807L-1) |
165 | # define INT_FAST32_MIN (-9223372036854775807L-1) |
166 | # else |
167 | # define INT_FAST16_MIN (-2147483647-1) |
168 | # define INT_FAST32_MIN (-2147483647-1) |
169 | # endif |
170 | # define INT_FAST64_MIN (-__INT64_C(9223372036854775807)-1) |
171 | /* Maximum of fast signed integral types having a minimum size. */ |
172 | # define INT_FAST8_MAX (127) |
173 | # if __WORDSIZE == 64 |
174 | # define INT_FAST16_MAX (9223372036854775807L) |
175 | # define INT_FAST32_MAX (9223372036854775807L) |
176 | # else |
177 | # define INT_FAST16_MAX (2147483647) |
178 | # define INT_FAST32_MAX (2147483647) |
179 | # endif |
180 | # define INT_FAST64_MAX (__INT64_C(9223372036854775807)) |
181 | |
182 | /* Maximum of fast unsigned integral types having a minimum size. */ |
183 | # define UINT_FAST8_MAX (255) |
184 | # if __WORDSIZE == 64 |
185 | # define UINT_FAST16_MAX (18446744073709551615UL) |
186 | # define UINT_FAST32_MAX (18446744073709551615UL) |
187 | # else |
188 | # define UINT_FAST16_MAX (4294967295U) |
189 | # define UINT_FAST32_MAX (4294967295U) |
190 | # endif |
191 | # define UINT_FAST64_MAX (__UINT64_C(18446744073709551615)) |
192 | |
193 | |
194 | /* Values to test for integral types holding `void *' pointer. */ |
195 | # if __WORDSIZE == 64 |
196 | # define INTPTR_MIN (-9223372036854775807L-1) |
197 | # define INTPTR_MAX (9223372036854775807L) |
198 | # define UINTPTR_MAX (18446744073709551615UL) |
199 | # else |
200 | # define INTPTR_MIN (-2147483647-1) |
201 | # define INTPTR_MAX (2147483647) |
202 | # define UINTPTR_MAX (4294967295U) |
203 | # endif |
204 | |
205 | |
206 | /* Minimum for largest signed integral type. */ |
207 | # define INTMAX_MIN (-__INT64_C(9223372036854775807)-1) |
208 | /* Maximum for largest signed integral type. */ |
209 | # define INTMAX_MAX (__INT64_C(9223372036854775807)) |
210 | |
211 | /* Maximum for largest unsigned integral type. */ |
212 | # define UINTMAX_MAX (__UINT64_C(18446744073709551615)) |
213 | |
214 | |
215 | /* Limits of other integer types. */ |
216 | |
217 | /* Limits of `ptrdiff_t' type. */ |
218 | # if __WORDSIZE == 64 |
219 | # define PTRDIFF_MIN (-9223372036854775807L-1) |
220 | # define PTRDIFF_MAX (9223372036854775807L) |
221 | # else |
222 | # if __WORDSIZE32_PTRDIFF_LONG |
223 | # define PTRDIFF_MIN (-2147483647L-1) |
224 | # define PTRDIFF_MAX (2147483647L) |
225 | # else |
226 | # define PTRDIFF_MIN (-2147483647-1) |
227 | # define PTRDIFF_MAX (2147483647) |
228 | # endif |
229 | # endif |
230 | |
231 | /* Limits of `sig_atomic_t'. */ |
232 | # define SIG_ATOMIC_MIN (-2147483647-1) |
233 | # define SIG_ATOMIC_MAX (2147483647) |
234 | |
235 | /* Limit of `size_t' type. */ |
236 | # if __WORDSIZE == 64 |
237 | # define SIZE_MAX (18446744073709551615UL) |
238 | # else |
239 | # if __WORDSIZE32_SIZE_ULONG |
240 | # define SIZE_MAX (4294967295UL) |
241 | # else |
242 | # define SIZE_MAX (4294967295U) |
243 | # endif |
244 | # endif |
245 | |
246 | /* Limits of `wchar_t'. */ |
247 | # ifndef WCHAR_MIN |
248 | /* These constants might also be defined in <wchar.h>. */ |
249 | # define WCHAR_MIN __WCHAR_MIN |
250 | # define WCHAR_MAX __WCHAR_MAX |
251 | # endif |
252 | |
253 | /* Limits of `wint_t'. */ |
254 | # define WINT_MIN (0u) |
255 | # define WINT_MAX (4294967295u) |
256 | |
257 | /* Signed. */ |
258 | # define INT8_C(c) c |
259 | # define INT16_C(c) c |
260 | # define INT32_C(c) c |
261 | # if __WORDSIZE == 64 |
262 | # define INT64_C(c) c ## L |
263 | # else |
264 | # define INT64_C(c) c ## LL |
265 | # endif |
266 | |
267 | /* Unsigned. */ |
268 | # define UINT8_C(c) c |
269 | # define UINT16_C(c) c |
270 | # define UINT32_C(c) c ## U |
271 | # if __WORDSIZE == 64 |
272 | # define UINT64_C(c) c ## UL |
273 | # else |
274 | # define UINT64_C(c) c ## ULL |
275 | # endif |
276 | |
277 | /* Maximal type. */ |
278 | # if __WORDSIZE == 64 |
279 | # define INTMAX_C(c) c ## L |
280 | # define UINTMAX_C(c) c ## UL |
281 | # else |
282 | # define INTMAX_C(c) c ## LL |
283 | # define UINTMAX_C(c) c ## ULL |
284 | # endif |
285 | |
286 | #if __GLIBC_USE (IEC_60559_BFP_EXT) |
287 | |
288 | # define INT8_WIDTH 8 |
289 | # define UINT8_WIDTH 8 |
290 | # define INT16_WIDTH 16 |
291 | # define UINT16_WIDTH 16 |
292 | # define INT32_WIDTH 32 |
293 | # define UINT32_WIDTH 32 |
294 | # define INT64_WIDTH 64 |
295 | # define UINT64_WIDTH 64 |
296 | |
297 | # define INT_LEAST8_WIDTH 8 |
298 | # define UINT_LEAST8_WIDTH 8 |
299 | # define INT_LEAST16_WIDTH 16 |
300 | # define UINT_LEAST16_WIDTH 16 |
301 | # define INT_LEAST32_WIDTH 32 |
302 | # define UINT_LEAST32_WIDTH 32 |
303 | # define INT_LEAST64_WIDTH 64 |
304 | # define UINT_LEAST64_WIDTH 64 |
305 | |
306 | # define INT_FAST8_WIDTH 8 |
307 | # define UINT_FAST8_WIDTH 8 |
308 | # define INT_FAST16_WIDTH __WORDSIZE |
309 | # define UINT_FAST16_WIDTH __WORDSIZE |
310 | # define INT_FAST32_WIDTH __WORDSIZE |
311 | # define UINT_FAST32_WIDTH __WORDSIZE |
312 | # define INT_FAST64_WIDTH 64 |
313 | # define UINT_FAST64_WIDTH 64 |
314 | |
315 | # define INTPTR_WIDTH __WORDSIZE |
316 | # define UINTPTR_WIDTH __WORDSIZE |
317 | |
318 | # define INTMAX_WIDTH 64 |
319 | # define UINTMAX_WIDTH 64 |
320 | |
321 | # define PTRDIFF_WIDTH __WORDSIZE |
322 | # define SIG_ATOMIC_WIDTH 32 |
323 | # define SIZE_WIDTH __WORDSIZE |
324 | # define WCHAR_WIDTH 32 |
325 | # define WINT_WIDTH 32 |
326 | |
327 | #endif |
328 | |
329 | #endif /* stdint.h */ |
330 | |