fsfw/fsfw_example_public
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Steffen Gaisser
2021-04-27 17:22:34 +02:00
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1
lwip/system/CMakeLists.txt Normal file
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add_subdirectory(OS)

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lwip/system/OS/CMakeLists.txt Normal file
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target_sources(${TARGET_NAME} PRIVATE
sys_arch.c
)

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lwip/system/OS/sys_arch.c Normal file
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/*
* 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>
*
*/
/* lwIP includes. */
#include "lwip/debug.h"
#include "lwip/def.h"
#include "lwip/sys.h"
#include "lwip/mem.h"
#include "lwip/stats.h"
#if !NO_SYS
#include "cmsis_os.h"
#if defined(LWIP_PROVIDE_ERRNO)
int errno;
#endif
/*-----------------------------------------------------------------------------------*/
// Creates an empty mailbox.
err_t sys_mbox_new(sys_mbox_t *mbox, int size)
{
#if (osCMSIS < 0x20000U)
osMessageQDef(QUEUE, size, void *);
*mbox = osMessageCreate(osMessageQ(QUEUE), NULL);
#else
*mbox = osMessageQueueNew(size, sizeof(void *), NULL);
#endif
#if SYS_STATS
++lwip_stats.sys.mbox.used;
if(lwip_stats.sys.mbox.max < lwip_stats.sys.mbox.used)
{
lwip_stats.sys.mbox.max = lwip_stats.sys.mbox.used;
}
#endif /* SYS_STATS */
if(*mbox == NULL)
return ERR_MEM;
return ERR_OK;
}
/*-----------------------------------------------------------------------------------*/
/*
Deallocates a mailbox. If there are messages still present in the
mailbox when the mailbox is deallocated, it is an indication of a
programming error in lwIP and the developer should be notified.
*/
void sys_mbox_free(sys_mbox_t *mbox)
{
#if (osCMSIS < 0x20000U)
if(osMessageWaiting(*mbox))
#else
if(osMessageQueueGetCount(*mbox))
#endif
{
/* Line for breakpoint. Should never break here! */
portNOP();
#if SYS_STATS
lwip_stats.sys.mbox.err++;
#endif /* SYS_STATS */
}
#if (osCMSIS < 0x20000U)
osMessageDelete(*mbox);
#else
osMessageQueueDelete(*mbox);
#endif
#if SYS_STATS
--lwip_stats.sys.mbox.used;
#endif /* SYS_STATS */
}
/*-----------------------------------------------------------------------------------*/
// Posts the "msg" to the mailbox.
void sys_mbox_post(sys_mbox_t *mbox, void *data)
{
#if (osCMSIS < 0x20000U)
while(osMessagePut(*mbox, (uint32_t)data, osWaitForever) != osOK);
#else
while(osMessageQueuePut(*mbox, &data, 0, osWaitForever) != osOK);
#endif
}
/*-----------------------------------------------------------------------------------*/
// Try to post the "msg" to the mailbox.
err_t sys_mbox_trypost(sys_mbox_t *mbox, void *msg)
{
err_t result;
#if (osCMSIS < 0x20000U)
if(osMessagePut(*mbox, (uint32_t)msg, 0) == osOK)
#else
if(osMessageQueuePut(*mbox, &msg, 0, 0) == osOK)
#endif
{
result = ERR_OK;
}
else
{
// could not post, queue must be full
result = ERR_MEM;
#if SYS_STATS
lwip_stats.sys.mbox.err++;
#endif /* SYS_STATS */
}
return result;
}
/*-----------------------------------------------------------------------------------*/
// Try to post the "msg" to the mailbox.
err_t sys_mbox_trypost_fromisr(sys_mbox_t *mbox, void *msg)
{
return sys_mbox_trypost(mbox, msg);
}
/*-----------------------------------------------------------------------------------*/
/*
Blocks the thread until a message arrives in the mailbox, but does
not block the thread longer than "timeout" milliseconds (similar to
the sys_arch_sem_wait() function). The "msg" argument is a result
parameter that is set by the function (i.e., by doing "*msg =
ptr"). The "msg" parameter maybe NULL to indicate that the message
should be dropped.
The return values are the same as for the sys_arch_sem_wait() function:
Number of milliseconds spent waiting or SYS_ARCH_TIMEOUT if there was a
timeout.
Note that a function with a similar name, sys_mbox_fetch(), is
implemented by lwIP.
*/
u32_t sys_arch_mbox_fetch(sys_mbox_t *mbox, void **msg, u32_t timeout)
{
#if (osCMSIS < 0x20000U)
osEvent event;
uint32_t starttime = osKernelSysTick();
#else
osStatus_t status;
uint32_t starttime = osKernelGetTickCount();
#endif
if(timeout != 0)
{
#if (osCMSIS < 0x20000U)
event = osMessageGet (*mbox, timeout);
if(event.status == osEventMessage)
{
*msg = (void *)event.value.v;
return (osKernelSysTick() - starttime);
}
#else
status = osMessageQueueGet(*mbox, msg, 0, timeout);
if (status == osOK)
{
return (osKernelGetTickCount() - starttime);
}
#endif
else
{
return SYS_ARCH_TIMEOUT;
}
}
else
{
#if (osCMSIS < 0x20000U)
event = osMessageGet (*mbox, osWaitForever);
*msg = (void *)event.value.v;
return (osKernelSysTick() - starttime);
#else
osMessageQueueGet(*mbox, msg, 0, osWaitForever );
return (osKernelGetTickCount() - starttime);
#endif
}
}
/*-----------------------------------------------------------------------------------*/
/*
Similar to sys_arch_mbox_fetch, but if message is not ready immediately, we'll
return with SYS_MBOX_EMPTY. On success, 0 is returned.
*/
u32_t sys_arch_mbox_tryfetch(sys_mbox_t *mbox, void **msg)
{
#if (osCMSIS < 0x20000U)
osEvent event;
event = osMessageGet (*mbox, 0);
if(event.status == osEventMessage)
{
*msg = (void *)event.value.v;
#else
if (osMessageQueueGet(*mbox, msg, 0, 0) == osOK)
{
#endif
return ERR_OK;
}
else
{
return SYS_MBOX_EMPTY;
}
}
/*----------------------------------------------------------------------------------*/
int sys_mbox_valid(sys_mbox_t *mbox)
{
if (*mbox == SYS_MBOX_NULL)
return 0;
else
return 1;
}
/*-----------------------------------------------------------------------------------*/
void sys_mbox_set_invalid(sys_mbox_t *mbox)
{
*mbox = SYS_MBOX_NULL;
}
/*-----------------------------------------------------------------------------------*/
// Creates a new semaphore. The "count" argument specifies
// the initial state of the semaphore.
err_t sys_sem_new(sys_sem_t *sem, u8_t count)
{
#if (osCMSIS < 0x20000U)
osSemaphoreDef(SEM);
*sem = osSemaphoreCreate (osSemaphore(SEM), 1);
#else
*sem = osSemaphoreNew(UINT16_MAX, count, NULL);
#endif
if(*sem == NULL)
{
#if SYS_STATS
++lwip_stats.sys.sem.err;
#endif /* SYS_STATS */
return ERR_MEM;
}
if(count == 0) // Means it can't be taken
{
#if (osCMSIS < 0x20000U)
osSemaphoreWait(*sem, 0);
#else
osSemaphoreAcquire(*sem, 0);
#endif
}
#if SYS_STATS
++lwip_stats.sys.sem.used;
if (lwip_stats.sys.sem.max < lwip_stats.sys.sem.used) {
lwip_stats.sys.sem.max = lwip_stats.sys.sem.used;
}
#endif /* SYS_STATS */
return ERR_OK;
}
/*-----------------------------------------------------------------------------------*/
/*
Blocks the thread while waiting for the semaphore to be
signaled. If the "timeout" argument is non-zero, the thread should
only be blocked for the specified time (measured in
milliseconds).
If the timeout argument is non-zero, the return value is the number of
milliseconds spent waiting for the semaphore to be signaled. If the
semaphore wasn't signaled within the specified time, the return value is
SYS_ARCH_TIMEOUT. If the thread didn't have to wait for the semaphore
(i.e., it was already signaled), the function may return zero.
Notice that lwIP implements a function with a similar name,
sys_sem_wait(), that uses the sys_arch_sem_wait() function.
*/
u32_t sys_arch_sem_wait(sys_sem_t *sem, u32_t timeout)
{
#if (osCMSIS < 0x20000U)
uint32_t starttime = osKernelSysTick();
#else
uint32_t starttime = osKernelGetTickCount();
#endif
if(timeout != 0)
{
#if (osCMSIS < 0x20000U)
if(osSemaphoreWait (*sem, timeout) == osOK)
{
return (osKernelSysTick() - starttime);
#else
if(osSemaphoreAcquire(*sem, timeout) == osOK)
{
return (osKernelGetTickCount() - starttime);
#endif
}
else
{
return SYS_ARCH_TIMEOUT;
}
}
else
{
#if (osCMSIS < 0x20000U)
while(osSemaphoreWait (*sem, osWaitForever) != osOK);
return (osKernelSysTick() - starttime);
#else
while(osSemaphoreAcquire(*sem, osWaitForever) != osOK);
return (osKernelGetTickCount() - starttime);
#endif
}
}
/*-----------------------------------------------------------------------------------*/
// Signals a semaphore
void sys_sem_signal(sys_sem_t *sem)
{
osSemaphoreRelease(*sem);
}
/*-----------------------------------------------------------------------------------*/
// Deallocates a semaphore
void sys_sem_free(sys_sem_t *sem)
{
#if SYS_STATS
--lwip_stats.sys.sem.used;
#endif /* SYS_STATS */
osSemaphoreDelete(*sem);
}
/*-----------------------------------------------------------------------------------*/
int sys_sem_valid(sys_sem_t *sem)
{
if (*sem == SYS_SEM_NULL)
return 0;
else
return 1;
}
/*-----------------------------------------------------------------------------------*/
void sys_sem_set_invalid(sys_sem_t *sem)
{
*sem = SYS_SEM_NULL;
}
/*-----------------------------------------------------------------------------------*/
#if (osCMSIS < 0x20000U)
osMutexId lwip_sys_mutex;
osMutexDef(lwip_sys_mutex);
#else
osMutexId_t lwip_sys_mutex;
#endif
// Initialize sys arch
void sys_init(void)
{
#if (osCMSIS < 0x20000U)
lwip_sys_mutex = osMutexCreate(osMutex(lwip_sys_mutex));
#else
lwip_sys_mutex = osMutexNew(NULL);
#endif
}
/*-----------------------------------------------------------------------------------*/
/* Mutexes*/
/*-----------------------------------------------------------------------------------*/
/*-----------------------------------------------------------------------------------*/
#if LWIP_COMPAT_MUTEX == 0
/* Create a new mutex*/
err_t sys_mutex_new(sys_mutex_t *mutex) {
#if (osCMSIS < 0x20000U)
osMutexDef(MUTEX);
*mutex = osMutexCreate(osMutex(MUTEX));
#else
*mutex = osMutexNew(NULL);
#endif
if(*mutex == NULL)
{
#if SYS_STATS
++lwip_stats.sys.mutex.err;
#endif /* SYS_STATS */
return ERR_MEM;
}
#if SYS_STATS
++lwip_stats.sys.mutex.used;
if (lwip_stats.sys.mutex.max < lwip_stats.sys.mutex.used) {
lwip_stats.sys.mutex.max = lwip_stats.sys.mutex.used;
}
#endif /* SYS_STATS */
return ERR_OK;
}
/*-----------------------------------------------------------------------------------*/
/* Deallocate a mutex*/
void sys_mutex_free(sys_mutex_t *mutex)
{
#if SYS_STATS
--lwip_stats.sys.mutex.used;
#endif /* SYS_STATS */
osMutexDelete(*mutex);
}
/*-----------------------------------------------------------------------------------*/
/* Lock a mutex*/
void sys_mutex_lock(sys_mutex_t *mutex)
{
#if (osCMSIS < 0x20000U)
osMutexWait(*mutex, osWaitForever);
#else
osMutexAcquire(*mutex, osWaitForever);
#endif
}
/*-----------------------------------------------------------------------------------*/
/* Unlock a mutex*/
void sys_mutex_unlock(sys_mutex_t *mutex)
{
osMutexRelease(*mutex);
}
#endif /*LWIP_COMPAT_MUTEX*/
/*-----------------------------------------------------------------------------------*/
// TODO
/*-----------------------------------------------------------------------------------*/
/*
Starts a new thread with priority "prio" that will begin its execution in the
function "thread()". The "arg" argument will be passed as an argument to the
thread() function. The id of the new thread is returned. Both the id and
the priority are system dependent.
*/
sys_thread_t sys_thread_new(const char *name, lwip_thread_fn thread , void *arg, int stacksize, int prio)
{
#if (osCMSIS < 0x20000U)
const osThreadDef_t os_thread_def = { (char *)name, (os_pthread)thread, (osPriority)prio, 0, stacksize};
return osThreadCreate(&os_thread_def, arg);
#else
const osThreadAttr_t attributes = {
.name = name,
.stack_size = stacksize,
.priority = (osPriority_t)prio,
};
return osThreadNew(thread, arg, &attributes);
#endif
}
/*
This optional function does a "fast" critical region protection and returns
the previous protection level. This function is only called during very short
critical regions. An embedded system which supports ISR-based drivers might
want to implement this function by disabling interrupts. Task-based systems
might want to implement this by using a mutex or disabling tasking. This
function should support recursive calls from the same task or interrupt. In
other words, sys_arch_protect() could be called while already protected. In
that case the return value indicates that it is already protected.
sys_arch_protect() is only required if your port is supporting an operating
system.
Note: This function is based on FreeRTOS API, because no equivalent CMSIS-RTOS
API is available
*/
sys_prot_t sys_arch_protect(void)
{
#if (osCMSIS < 0x20000U)
osMutexWait(lwip_sys_mutex, osWaitForever);
#else
osMutexAcquire(lwip_sys_mutex, osWaitForever);
#endif
return (sys_prot_t)1;
}
/*
This optional function does a "fast" set of critical region protection to the
value specified by pval. See the documentation for sys_arch_protect() for
more information. This function is only required if your port is supporting
an operating system.
Note: This function is based on FreeRTOS API, because no equivalent CMSIS-RTOS
API is available
*/
void sys_arch_unprotect(sys_prot_t pval)
{
( void ) pval;
osMutexRelease(lwip_sys_mutex);
}
#endif /* !NO_SYS */

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/*
* 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>
*
*/
#if defined(__IAR_SYSTEMS_ICC__)
#pragma pack(1)
#endif

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/*
* 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 __CC_H__
#define __CC_H__
#include "cpu.h"
#include <stdlib.h>
#include <stdio.h>
typedef int sys_prot_t;
#define LWIP_PROVIDE_ERRNO
#if defined (__GNUC__) & !defined (__CC_ARM)
#define LWIP_TIMEVAL_PRIVATE 0
#include <sys/time.h>
#endif
/* define compiler specific symbols */
#if defined (__ICCARM__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_USE_INCLUDES
#elif defined (__GNUC__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__CC_ARM)
#define PACK_STRUCT_BEGIN __packed
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__TASKING__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#endif
#define LWIP_PLATFORM_ASSERT(x) do {printf("Assertion \"%s\" failed at line %d in %s\n", \
x, __LINE__, __FILE__); } while(0)
/* Define random number generator function */
#define LWIP_RAND() ((u32_t)rand())
#endif /* __CC_H__ */

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/*
* 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 __CPU_H__
#define __CPU_H__
#ifndef BYTE_ORDER
#define BYTE_ORDER LITTLE_ENDIAN
#endif
#endif /* __CPU_H__ */

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/*
* 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>
*
*/
#if defined(__IAR_SYSTEMS_ICC__)
#pragma pack()
#endif

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/*
* 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_INIT_H__
#define __ARCH_INIT_H__
#define TCPIP_INIT_DONE(arg) tcpip_init_done(arg)
void tcpip_init_done(void *);
int wait_for_tcpip_init(void);
#endif /* __ARCH_INIT_H__ */

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/*
* 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 __LIB_H__
#define __LIB_H__
#include <string.h>
#endif /* __LIB_H__ */

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lwip/system/arch/perf.h Normal file
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/*
* 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 __PERF_H__
#define __PERF_H__
#define PERF_START /* null definition */
#define PERF_STOP(x) /* null definition */
#endif /* __PERF_H__ */

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/*
* 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 __SYS_ARCH_H__
#define __SYS_ARCH_H__
#include "lwip/opt.h"
#if (NO_SYS != 0)
#error "NO_SYS need to be set to 0 to use threaded API"
#endif
#include "cmsis_os.h"
#ifdef __cplusplus
extern "C" {
#endif
#if (osCMSIS < 0x20000U)
#define SYS_MBOX_NULL (osMessageQId)0
#define SYS_SEM_NULL (osSemaphoreId)0
typedef osSemaphoreId sys_sem_t;
typedef osSemaphoreId sys_mutex_t;
typedef osMessageQId sys_mbox_t;
typedef osThreadId sys_thread_t;
#else
#define SYS_MBOX_NULL (osMessageQueueId_t)0
#define SYS_SEM_NULL (osSemaphoreId_t)0
typedef osSemaphoreId_t sys_sem_t;
typedef osSemaphoreId_t sys_mutex_t;
typedef osMessageQueueId_t sys_mbox_t;
typedef osThreadId_t sys_thread_t;
#endif
#ifdef __cplusplus
}
#endif
#endif /* __SYS_ARCH_H__ */