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...
...
...
#define TX_SOURCE_CODE
#include "tx_api.h"
#include "tx_initialize.h"
#include "tx_timer.h"
#include "tx_thread.h"
#include "tx_queue.h"
5 includes
...
...
UINT _txe_queue_create(TX_QUEUE *queue_ptr, CHAR *name_ptr, UINT message_size,
VOID *queue_start, ULONG queue_size, UINT queue_control_block_size)
{
TX_INTERRUPT_SAVE_AREA
UINT status;
ULONG i;
TX_QUEUE *next_queue;
#ifndef TX_TIMER_PROCESS_IN_ISR
TX_THREAD *thread_ptr;
#endif
status = TX_SUCCESS;
if (queue_ptr == TX_NULL)
{
status = TX_QUEUE_ERROR;
}if (queue_ptr == TX_NULL) { ... }
else if (queue_control_block_size != (sizeof(TX_QUEUE)))
{
status = TX_QUEUE_ERROR;
}else if (queue_control_block_size != (sizeof(TX_QUEUE))) { ... }
else
{
TX_DISABLE
_tx_thread_preempt_disable++;
TX_RESTORE
next_queue = _tx_queue_created_ptr;
for (i = ((ULONG) 0); i < _tx_queue_created_count; i++)
{
if (queue_ptr == next_queue)
{
break;
}if (queue_ptr == next_queue) { ... }
else
{
next_queue = next_queue -> tx_queue_created_next;
}else { ... }
}for (i = ((ULONG) 0); i < _tx_queue_created_count; i++) { ... }
TX_DISABLE
_tx_thread_preempt_disable--;
TX_RESTORE
_tx_thread_system_preempt_check();
if (queue_ptr == next_queue)
{
status = TX_QUEUE_ERROR;
}if (queue_ptr == next_queue) { ... }
else if (queue_start == TX_NULL)
{
status = TX_PTR_ERROR;
}else if (queue_start == TX_NULL) { ... }
else if (message_size < TX_1_ULONG)
{
status = TX_SIZE_ERROR;
}else if (message_size < TX_1_ULONG) { ... }
else if (message_size > TX_16_ULONG)
{
status = TX_SIZE_ERROR;
}else if (message_size > TX_16_ULONG) { ... }
else if ((queue_size/(sizeof(ULONG))) < message_size)
{
status = TX_SIZE_ERROR;
}else if ((queue_size/(sizeof(ULONG))) < message_size) { ... }
else
{
#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)) { ... }
}else { ... }
}else { ... }
if (status == TX_SUCCESS)
{
status = _tx_queue_create(queue_ptr, name_ptr, message_size, queue_start, queue_size);
}if (status == TX_SUCCESS) { ... }
return(status);
}{ ... }