blob: 77488b26e786c44ec47501651d50d217bf465442 [file] [log] [blame]
/*
*
* Copyright (c) 2020 Project CHIP Authors
* Copyright (c) 2014-2017 Nest Labs, Inc.
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __ARCH_SYS_ARCH_H__
#define __ARCH_SYS_ARCH_H__
#include <errno.h>
#define SYS_MBOX_NULL NULL
#define SYS_SEM_NULL NULL
typedef u32_t sys_prot_t;
struct sys_sem;
typedef struct sys_sem * sys_sem_t;
#define sys_sem_valid(sem) (((sem) != NULL) && (*(sem) != NULL))
#define sys_sem_set_invalid(sem) \
do \
{ \
if ((sem) != NULL) \
{ \
*(sem) = NULL; \
} \
} while (0)
struct sys_mbox;
typedef struct sys_mbox * sys_mbox_t;
#define sys_mbox_valid(mbox) (((mbox) != NULL) && (*(mbox) != NULL))
#define sys_mbox_set_invalid(mbox) \
do \
{ \
if ((mbox) != NULL) \
{ \
*(mbox) = NULL; \
} \
} while (0)
struct sys_thread;
typedef struct sys_thread * sys_thread_t;
#endif /* __ARCH_SYS_ARCH_H__ */