3 * Copyright (c) 2020 Project CHIP Authors
4 * Copyright (c) 2014-2017 Nest Labs, Inc.
5 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
22 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
23 * All rights reserved.
25 * Redistribution and use in source and binary forms, with or without modification,
26 * are permitted provided that the following conditions are met:
28 * 1. Redistributions of source code must retain the above copyright notice,
29 * this list of conditions and the following disclaimer.
30 * 2. Redistributions in binary form must reproduce the above copyright notice,
31 * this list of conditions and the following disclaimer in the documentation
32 * and/or other materials provided with the distribution.
33 * 3. The name of the author may not be used to endorse or promote products
34 * derived from this software without specific prior written permission.
36 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
37 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
38 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
39 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
40 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
41 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
42 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
43 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
44 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
47 * This file is part of the lwIP TCP/IP stack.
49 * Author: Adam Dunkels <adam@sics.se>
55 #ifndef __STDC_LIMIT_MACROS
56 #define __STDC_LIMIT_MACROS
59 /* Include some files for defining library routines */
65 #define LWIP_TIMEVAL_PRIVATE 0
67 /* Define platform endianness */
69 #define BYTE_ORDER LITTLE_ENDIAN
70 #endif /* BYTE_ORDER */
72 /* Define generic types used in lwIP */
73 typedef unsigned char u8_t;
74 typedef signed char s8_t;
75 typedef unsigned short u16_t;
76 typedef signed short s16_t;
77 typedef unsigned int u32_t;
78 typedef signed int s32_t;
80 typedef uintptr_t mem_ptr_t;
82 /* Define (sn)printf formatters for these lwIP types */
91 /* If only we could use C99 and get %zu */
92 #if defined(__x86_64__)
98 /* Compiler hints for packing structures */
99 #define PACK_STRUCT_FIELD(x) x
100 #define PACK_STRUCT_STRUCT __attribute__((packed))
101 #define PACK_STRUCT_BEGIN
102 #define PACK_STRUCT_END
104 /* prototypes for printf() and abort() */
107 /* Plaform specific diagnostic output */
108 #define LWIP_PLATFORM_DIAG(x) \
114 #define LWIP_PLATFORM_ASSERT(x) \
117 printf("Assertion \"%s\" failed at line %d in %s\n", x, __LINE__, __FILE__); \
122 #define LWIP_RAND() ((u32_t) rand())
124 #endif /* __ARCH_CC_H__ */