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Examples
arch.h
Go to the documentation of this file.
1
6
/*
7
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8
* All rights reserved.
9
*
10
* Redistribution and use in source and binary forms, with or without modification,
11
* are permitted provided that the following conditions are met:
12
*
13
* 1. Redistributions of source code must retain the above copyright notice,
14
* this list of conditions and the following disclaimer.
15
* 2. Redistributions in binary form must reproduce the above copyright notice,
16
* this list of conditions and the following disclaimer in the documentation
17
* and/or other materials provided with the distribution.
18
* 3. The name of the author may not be used to endorse or promote products
19
* derived from this software without specific prior written permission.
20
*
21
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30
* OF SUCH DAMAGE.
31
*
32
* This file is part of the lwIP TCP/IP stack.
33
*
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* Author: Adam Dunkels <adam@sics.se>
35
*
36
*/
37
#ifndef LWIP_HDR_ARCH_H
38
#define LWIP_HDR_ARCH_H
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40
#ifndef LITTLE_ENDIAN
41
#define LITTLE_ENDIAN 1234
42
#endif
43
44
#ifndef BIG_ENDIAN
45
#define BIG_ENDIAN 4321
46
#endif
47
48
#include "
arch/cc.h
"
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66
#ifndef BYTE_ORDER
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif
69
71
#ifdef __DOXYGEN__
72
#define LWIP_RAND() ((u32_t)rand())
73
#endif
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80
#ifndef LWIP_PLATFORM_DIAG
81
#define LWIP_PLATFORM_DIAG(x) do {printf x;} while(0)
82
#include <stdio.h>
83
#include <stdlib.h>
84
#endif
85
91
#ifndef LWIP_PLATFORM_ASSERT
92
#define LWIP_PLATFORM_ASSERT(x) do {printf("Assertion \"%s\" failed at line %d in %s\n"
, \
93
x, __LINE__, __FILE__); fflush(NULL); abort();} while(0)
94
#include <stdio.h>
95
#include <stdlib.h>
96
#endif
97
102
#ifndef LWIP_NO_STDDEF_H
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#define LWIP_NO_STDDEF_H 0
104
#endif
105
106
#if !LWIP_NO_STDDEF_H
107
#include <stddef.h>
/* for size_t */
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#endif
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114
#ifndef LWIP_NO_STDINT_H
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#define LWIP_NO_STDINT_H 0
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#endif
117
118
/* Define generic types used in lwIP */
119
#if !LWIP_NO_STDINT_H
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#include <stdint.h>
121
/* stdint.h is C99 which should also provide support for 64-bit integers */
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#if !defined(LWIP_HAVE_INT64) && defined(UINT64_MAX)
123
#define LWIP_HAVE_INT64 1
124
#endif
125
typedef
uint8_t
u8_t
;
126
typedef
int8_t
s8_t
;
127
typedef
uint16_t
u16_t
;
128
typedef
int16_t
s16_t
;
129
typedef
uint32_t
u32_t
;
130
typedef
int32_t
s32_t
;
131
#if LWIP_HAVE_INT64
132
typedef
uint64_t
u64_t;
133
typedef
int64_t
s64_t;
134
#endif
135
typedef
uintptr_t
mem_ptr_t
;
136
#endif
137
142
#ifndef LWIP_NO_INTTYPES_H
143
#define LWIP_NO_INTTYPES_H 0
144
#endif
145
146
/* Define (sn)printf formatters for these lwIP types */
147
#if !LWIP_NO_INTTYPES_H
148
#include <inttypes.h>
149
#ifndef X8_F
150
#define X8_F "02"
PRIx8
151
#endif
152
#ifndef U16_F
153
#define U16_F PRIu16
154
#endif
155
#ifndef S16_F
156
#define S16_F PRId16
157
#endif
158
#ifndef X16_F
159
#define X16_F PRIx16
160
#endif
161
#ifndef U32_F
162
#define U32_F PRIu32
163
#endif
164
#ifndef S32_F
165
#define S32_F PRId32
166
#endif
167
#ifndef X32_F
168
#define X32_F PRIx32
169
#endif
170
#ifndef SZT_F
171
#define SZT_F PRIuPTR
172
#endif
173
#endif
174
179
#ifndef LWIP_NO_LIMITS_H
180
#define LWIP_NO_LIMITS_H 0
181
#endif
182
183
/* Include limits.h? */
184
#if !LWIP_NO_LIMITS_H
185
#include <limits.h>
186
#endif
187
188
/* Do we need to define ssize_t? This is a compatibility hack:
189
* Unfortunately, this type seems to be unavailable on some systems (even if
190
* sys/types or unistd.h are available).
191
* Being like that, we define it to 'int' if SSIZE_MAX is not defined.
192
*/
193
#ifdef SSIZE_MAX
194
/* If SSIZE_MAX is defined, unistd.h should provide the type as well */
195
#ifndef LWIP_NO_UNISTD_H
196
#define LWIP_NO_UNISTD_H 0
197
#endif
198
#if !LWIP_NO_UNISTD_H
199
#include <unistd.h>
200
#endif
201
#else
/* SSIZE_MAX */
202
typedef
int
ssize_t
;
203
#define SSIZE_MAX INT_MAX
204
#endif
/* SSIZE_MAX */
205
206
/* some maximum values needed in lwip code */
207
#define LWIP_UINT32_MAX 0xffffffff
208
214
#ifndef LWIP_NO_CTYPE_H
215
#define LWIP_NO_CTYPE_H 0
216
#endif
217
218
#if LWIP_NO_CTYPE_H
219
#define lwip_in_range(c, lo, up) ((u8_t)(c) >= (lo) && (u8_t)(c) <= (up))
220
#define lwip_isdigit(c) lwip_in_range((c), '0', '9')
221
#define lwip_isxdigit(c) (lwip_isdigit(c) || lwip_in_range((c), 'a', 'f') || lwip_in_range((c), 'A', 'F'))
222
#define lwip_islower(c) lwip_in_range((c), 'a', 'z')
223
#define lwip_isspace(c) ((c) == ' ' || (c) == '\f' || (c) == '\n' || (c) == '\r' || (c) == '\t' || (c) == '\v')
224
#define lwip_isupper(c) lwip_in_range((c), 'A', 'Z')
225
#define lwip_tolower(c) (lwip_isupper(c) ? (c) - 'A' + 'a' : c)
226
#define lwip_toupper(c) (lwip_islower(c) ? (c) - 'a' + 'A' : c)
227
#else
228
#include <ctype.h>
229
#define lwip_isdigit(c) isdigit((unsigned char)(c))
230
#define lwip_isxdigit(c) isxdigit((unsigned char)(c))
231
#define lwip_islower(c) islower((unsigned char)(c))
232
#define lwip_isspace(c) isspace((unsigned char)(c))
233
#define lwip_isupper(c) isupper((unsigned char)(c))
234
#define lwip_tolower(c) tolower((unsigned char)(c))
235
#define lwip_toupper(c) toupper((unsigned char)(c))
236
#endif
237
239
#ifndef LWIP_CONST_CAST
240
#define LWIP_CONST_CAST(target_type, val) ((target_type)((ptrdiff_t)val))
241
#endif
242
244
#ifndef LWIP_ALIGNMENT_CAST
245
#define LWIP_ALIGNMENT_CAST(target_type, val) LWIP_CONST_CAST(target_type, val)
246
#endif
247
251
#ifndef LWIP_PTR_NUMERIC_CAST
252
#define LWIP_PTR_NUMERIC_CAST(target_type, val) LWIP_CONST_CAST(target_type, val)
253
#endif
254
256
#ifndef LWIP_PACKED_CAST
257
#define LWIP_PACKED_CAST(target_type, val) LWIP_CONST_CAST(target_type, val)
258
#endif
259
270
#ifndef LWIP_DECLARE_MEMORY_ALIGNED
271
#define LWIP_DECLARE_MEMORY_ALIGNED(variable_name, size) u8_t variable_name[LWIP_MEM_ALIGN_BUFFER(size)]
272
#endif
273
278
#ifndef LWIP_MEM_ALIGN_SIZE
279
#define LWIP_MEM_ALIGN_SIZE(size) (((size) + MEM_ALIGNMENT - 1U) & ~(MEM_ALIGNMENT-1U))
280
#endif
281
286
#ifndef LWIP_MEM_ALIGN_BUFFER
287
#define LWIP_MEM_ALIGN_BUFFER(size) (((size) + MEM_ALIGNMENT - 1U))
288
#endif
289
293
#ifndef LWIP_MEM_ALIGN
294
#define LWIP_MEM_ALIGN(addr) ((void *)(((mem_ptr_t)(addr) + MEM_ALIGNMENT - 1) & ~(mem_ptr_t)(MEM_ALIGNMENT-1)))
295
#endif
296
297
#ifdef __cplusplus
298
extern
"C"
{
299
#endif
300
306
#ifndef PACK_STRUCT_BEGIN
307
#define PACK_STRUCT_BEGIN
308
#endif
/* PACK_STRUCT_BEGIN */
309
315
#ifndef PACK_STRUCT_END
316
#define PACK_STRUCT_END
317
#endif
/* PACK_STRUCT_END */
318
324
#ifndef PACK_STRUCT_STRUCT
325
#if defined(__GNUC__) || defined(__clang__)
326
#define PACK_STRUCT_STRUCT __attribute__((packed))
327
#else
328
#define PACK_STRUCT_STRUCT
329
#endif
330
#endif
/* PACK_STRUCT_STRUCT */
331
337
#ifndef PACK_STRUCT_FIELD
338
#define PACK_STRUCT_FIELD(x) x
339
#endif
/* PACK_STRUCT_FIELD */
340
346
#ifndef PACK_STRUCT_FLD_8
347
#define PACK_STRUCT_FLD_8(x) PACK_STRUCT_FIELD(x)
348
#endif
/* PACK_STRUCT_FLD_8 */
349
355
#ifndef PACK_STRUCT_FLD_S
356
#define PACK_STRUCT_FLD_S(x) PACK_STRUCT_FIELD(x)
357
#endif
/* PACK_STRUCT_FLD_S */
358
367
#ifdef __DOXYGEN__
368
#define PACK_STRUCT_USE_INCLUDES
369
#endif
370
372
#ifndef LWIP_UNUSED_ARG
373
#define LWIP_UNUSED_ARG(x) (void)x
374
#endif
/* LWIP_UNUSED_ARG */
375
381
#if defined __DOXYGEN__
382
#define LWIP_PROVIDE_ERRNO
383
#endif
384
385
/* Use a special, reproducable version of rand() for fuzz tests? */
386
#ifdef LWIP_RAND_FOR_FUZZ
387
#ifdef LWIP_RAND
388
#undef LWIP_RAND
389
#endif
390
u32_t
lwip_fuzz_rand(
void
);
391
#define LWIP_RAND() lwip_fuzz_rand()
392
#endif
393
398
#ifdef __cplusplus
399
}
400
#endif
401
402
#endif
/* LWIP_HDR_ARCH_H */
uint16_t
unsigned short int uint16_t
Definition:
acefiex.h:54
int8_t
signed char int8_t
Definition:
acefiex.h:50
int32_t
INT32 int32_t
Definition:
types.h:71
uint32_t
UINT32 uint32_t
Definition:
types.h:75
int16_t
INT16 int16_t
Definition:
types.h:70
uint64_t
UINT64 uint64_t
Definition:
types.h:77
int64_t
INT64 int64_t
Definition:
types.h:72
cc.h
s32_t
int32_t s32_t
Definition:
arch.h:130
u32_t
uint32_t u32_t
Definition:
arch.h:129
u8_t
uint8_t u8_t
Definition:
arch.h:125
u16_t
uint16_t u16_t
Definition:
arch.h:127
s8_t
int8_t s8_t
Definition:
arch.h:126
s16_t
int16_t s16_t
Definition:
arch.h:128
mem_ptr_t
uintptr_t mem_ptr_t
Definition:
arch.h:135
ssize_t
int ssize_t
Definition:
arch.h:202
uintptr_t
unsigned int uintptr_t
Definition:
intrin.h:47
uint8_t
BYTE uint8_t
Definition:
msvideo1.c:66
drivers
network
tcpip
lwip
src
include
lwip
arch.h
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