140 lines
2.9 KiB
C
140 lines
2.9 KiB
C
/*
|
|
* 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>
|
|
*
|
|
*/
|
|
|
|
#include <time.h>
|
|
|
|
|
|
#include ":lwip:sys.h"
|
|
#include ":lwip:def.h"
|
|
#include ":lwip:opt.h"
|
|
|
|
#if NO_SYS
|
|
struct thread_struct_wrapper *lwip_system_threads = NULL; // a list of all threads created by lwIP
|
|
|
|
u32_t
|
|
sys_jiffies(void)
|
|
{
|
|
return (u32_t)clock();
|
|
}
|
|
|
|
#else
|
|
|
|
static clock_t sys_start;
|
|
|
|
u32_t
|
|
sys_jiffies(void)
|
|
{
|
|
return (u32_t)(clock() - sys_start);
|
|
}
|
|
|
|
u32_t
|
|
sys_now(void)
|
|
{
|
|
return (u32_t)(sys_jiffies() * (1000/CLOCKS_PER_SEC) );
|
|
}
|
|
|
|
void
|
|
sys_init(void)
|
|
{
|
|
sys_start = clock();
|
|
return;
|
|
}
|
|
|
|
void
|
|
sys_arch_block(u16_t time)
|
|
{
|
|
u16_t ticks;
|
|
|
|
ticks = (time * (1000/CLOCKS_PER_SEC)) + clock();
|
|
|
|
while (clock() != ticks) {}
|
|
}
|
|
|
|
err_t
|
|
sys_mbox_new(sys_mbox_t *mbox, int size)
|
|
{
|
|
mbox = SYS_MBOX_NULL;
|
|
return ERR_OK;
|
|
}
|
|
|
|
void
|
|
sys_mbox_free(sys_mbox_t *mbox)
|
|
{
|
|
return;
|
|
}
|
|
|
|
|
|
err_t
|
|
sys_mbox_trypost(sys_mbox_t *mbox, void *msg)
|
|
{
|
|
return ERR_OK;
|
|
}
|
|
|
|
err_t
|
|
sys_sem_new(sys_sem_t *sem, u8_t count)
|
|
{
|
|
sem = 0;
|
|
return ERR_OK;
|
|
}
|
|
|
|
u32_t
|
|
sys_arch_sem_wait(sys_sem_t *sem, u32_t timeout)
|
|
{
|
|
sys_arch_block(timeout);
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
sys_sem_signal(sys_sem_t *sem)
|
|
{
|
|
return;
|
|
}
|
|
|
|
void
|
|
sys_sem_free(sys_sem_t *sem)
|
|
{
|
|
return;
|
|
}
|
|
|
|
sys_thread_t
|
|
sys_thread_new(const char *name, lwip_thread_fn thread, void *arg, int stacksize, int prio)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
u32_t
|
|
sys_now(void)
|
|
{
|
|
return (u32_t)(sys_jiffies() * (1000/CLOCKS_PER_SEC));
|
|
}
|