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...
...
...
#define TX_SOURCE_CODE
#include "tx_api.h"
#include "tx_initialize.h"
#include "tx_thread.h"
#include "tx_timer.h"
...
...
UINT _txe_timer_create(TX_TIMER *timer_ptr, CHAR *name_ptr,
VOID (*expiration_function)(ULONG id), ULONG expiration_input,
ULONG initial_ticks, ULONG reschedule_ticks, UINT auto_activate, UINT timer_control_block_size)
{
TX_INTERRUPT_SAVE_AREA
UINT status;
ULONG i;
TX_TIMER *next_timer;
#ifndef TX_TIMER_PROCESS_IN_ISR
TX_THREAD *thread_ptr;
#endif
status = TX_SUCCESS;
if (timer_ptr == TX_NULL)
{
status = TX_TIMER_ERROR;
}if (timer_ptr == TX_NULL) { ... }
else if (timer_control_block_size != (sizeof(TX_TIMER)))
{
status = TX_TIMER_ERROR;
}else if (timer_control_block_size != (sizeof(TX_TIMER))) { ... }
else
{
TX_DISABLE
_tx_thread_preempt_disable++;
TX_RESTORE
next_timer = _tx_timer_created_ptr;
for (i = ((ULONG) 0); i < _tx_timer_created_count; i++)
{
if (timer_ptr == next_timer)
{
break;
}if (timer_ptr == next_timer) { ... }
else
{
next_timer = next_timer -> tx_timer_created_next;
}else { ... }
}for (i = ((ULONG) 0); i < _tx_timer_created_count; i++) { ... }
TX_DISABLE
_tx_thread_preempt_disable--;
TX_RESTORE
_tx_thread_system_preempt_check();
if (timer_ptr == next_timer)
{
status = TX_TIMER_ERROR;
}if (timer_ptr == next_timer) { ... }
else if (initial_ticks == ((ULONG) 0))
{
status = TX_TICK_ERROR;
}else if (initial_ticks == ((ULONG) 0)) { ... }
else
{
if (auto_activate != TX_AUTO_ACTIVATE)
{
if (auto_activate != TX_NO_ACTIVATE)
{
status = TX_ACTIVATE_ERROR;
}if (auto_activate != TX_NO_ACTIVATE) { ... }
}if (auto_activate != TX_AUTO_ACTIVATE) { ... }
}else { ... }
}else { ... }
if (status == TX_SUCCESS)
{
#ifndef TX_TIMER_PROCESS_IN_ISR
TX_THREAD_GET_CURRENT(thread_ptr)
if (thread_ptr == &_tx_timer_thread)
{
status = TX_CALLER_ERROR;
}if (thread_ptr == &_tx_timer_thread) { ... }
/* ... */#endif
if (TX_THREAD_GET_SYSTEM_STATE() != ((ULONG) 0))
{
if (TX_THREAD_GET_SYSTEM_STATE() < TX_INITIALIZE_IN_PROGRESS)
{
status = TX_CALLER_ERROR;
}if (TX_THREAD_GET_SYSTEM_STATE() < TX_INITIALIZE_IN_PROGRESS) { ... }
}if (TX_THREAD_GET_SYSTEM_STATE() != ((ULONG) 0)) { ... }
}if (status == TX_SUCCESS) { ... }
if (status == TX_SUCCESS)
{
status = _tx_timer_create(timer_ptr, name_ptr, expiration_function, expiration_input,
initial_ticks, reschedule_ticks, auto_activate);
}if (status == TX_SUCCESS) { ... }
return(status);
}{ ... }