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...
...
...
#define TX_SOURCE_CODE
#include "tx_api.h"
#include "tx_trace.h"
#include "tx_thread.h"
#include "tx_block_pool.h"
...
...
UINT _tx_block_release(VOID *block_ptr)
{
TX_INTERRUPT_SAVE_AREA
TX_BLOCK_POOL *pool_ptr;
TX_THREAD *thread_ptr;
UCHAR *work_ptr;
UCHAR **return_block_ptr;
UCHAR **next_block_ptr;
UINT suspended_count;
TX_THREAD *next_thread;
TX_THREAD *previous_thread;
TX_DISABLE
/* ... */
work_ptr = TX_VOID_TO_UCHAR_POINTER_CONVERT(block_ptr);
work_ptr = TX_UCHAR_POINTER_SUB(work_ptr, (sizeof(UCHAR *)));
next_block_ptr = TX_UCHAR_TO_INDIRECT_UCHAR_POINTER_CONVERT(work_ptr);
pool_ptr = TX_UCHAR_TO_BLOCK_POOL_POINTER_CONVERT((*next_block_ptr));
#ifdef TX_BLOCK_POOL_ENABLE_PERFORMANCE_INFO
_tx_block_pool_performance_release_count++;
pool_ptr -> tx_block_pool_performance_release_count++;/* ... */
#endif
TX_TRACE_IN_LINE_INSERT(TX_TRACE_BLOCK_RELEASE, pool_ptr, TX_POINTER_TO_ULONG_CONVERT(block_ptr), pool_ptr -> tx_block_pool_suspended_count, TX_POINTER_TO_ULONG_CONVERT(&work_ptr), TX_TRACE_BLOCK_POOL_EVENTS)
TX_EL_BLOCK_RELEASE_INSERT
thread_ptr = pool_ptr -> tx_block_pool_suspension_list;
if (thread_ptr != TX_NULL)
{
(pool_ptr -> tx_block_pool_suspended_count)--;
suspended_count = (pool_ptr -> tx_block_pool_suspended_count);
if (suspended_count == TX_NO_SUSPENSIONS)
{
pool_ptr -> tx_block_pool_suspension_list = TX_NULL;
}if (suspended_count == TX_NO_SUSPENSIONS) { ... }
else
{
next_thread = thread_ptr -> tx_thread_suspended_next;
pool_ptr -> tx_block_pool_suspension_list = next_thread;
previous_thread = thread_ptr -> tx_thread_suspended_previous;
next_thread -> tx_thread_suspended_previous = previous_thread;
previous_thread -> tx_thread_suspended_next = next_thread;
}else { ... }
thread_ptr -> tx_thread_suspend_cleanup = TX_NULL;
/* ... */
return_block_ptr = TX_VOID_TO_INDIRECT_UCHAR_POINTER_CONVERT(thread_ptr -> tx_thread_additional_suspend_info);
work_ptr = TX_VOID_TO_UCHAR_POINTER_CONVERT(block_ptr);
*return_block_ptr = work_ptr;
thread_ptr -> tx_thread_suspend_status = TX_SUCCESS;
#ifdef TX_NOT_INTERRUPTABLE
_tx_thread_system_ni_resume(thread_ptr);
TX_RESTORE/* ... */
#else
_tx_thread_preempt_disable++;
TX_RESTORE
_tx_thread_system_resume(thread_ptr);/* ... */
#endif
}if (thread_ptr != TX_NULL) { ... }
else
{
*next_block_ptr = pool_ptr -> tx_block_pool_available_list;
pool_ptr -> tx_block_pool_available_list = work_ptr;
pool_ptr -> tx_block_pool_available++;
TX_RESTORE
}else { ... }
return(TX_SUCCESS);
}{ ... }