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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2026-present Eclipse ThreadX contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** ThreadX Component */
/** */
/** Semaphore */
/** */
/**************************************************************************/
/**************************************************************************/
#define TX_SOURCE_CODE
/* Include necessary system files. */
#include "tx_api.h"
#include "tx_semaphore.h"
#ifdef TX_SEMAPHORE_ENABLE_PERFORMANCE_INFO
#include "tx_trace.h"
#endif
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_semaphore_performance_info_get PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function retrieves performance information from the specified */
/* semaphore. */
/* */
/* INPUT */
/* */
/* semaphore_ptr Pointer to semaphore control block*/
/* puts Destination for the number of */
/* puts on to this semaphore */
/* gets Destination for the number of */
/* gets on this semaphore */
/* suspensions Destination for the number of */
/* suspensions on this semaphore */
/* timeouts Destination for number of timeouts*/
/* on this semaphore */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* None */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _tx_semaphore_performance_info_get(TX_SEMAPHORE *semaphore_ptr, ULONG *puts, ULONG *gets,
ULONG *suspensions, ULONG *timeouts)
{
#ifdef TX_SEMAPHORE_ENABLE_PERFORMANCE_INFO
TX_INTERRUPT_SAVE_AREA
UINT status;
/* Determine if this is a legal request. */
if (semaphore_ptr == TX_NULL)
{
/* Semaphore pointer is illegal, return error. */
status = TX_PTR_ERROR;
}
/* Determine if the semaphore ID is invalid. */
else if (semaphore_ptr -> tx_semaphore_id != TX_SEMAPHORE_ID)
{
/* Semaphore pointer is illegal, return error. */
status = TX_PTR_ERROR;
}
else
{
/* Disable interrupts. */
TX_DISABLE
/* If trace is enabled, insert this event into the trace buffer. */
TX_TRACE_IN_LINE_INSERT(TX_TRACE_SEMAPHORE_PERFORMANCE_INFO_GET, semaphore_ptr, 0, 0, 0, TX_TRACE_SEMAPHORE_EVENTS)
/* Log this kernel call. */
TX_EL_SEMAPHORE_PERFORMANCE_INFO_GET_INSERT
/* Retrieve all the pertinent information and return it in the supplied
destinations. */
/* Retrieve the number of puts on this semaphore. */
if (puts != TX_NULL)
{
*puts = semaphore_ptr -> tx_semaphore_performance_put_count;
}
/* Retrieve the number of gets on this semaphore. */
if (gets != TX_NULL)
{
*gets = semaphore_ptr -> tx_semaphore_performance_get_count;
}
/* Retrieve the number of suspensions on this semaphore. */
if (suspensions != TX_NULL)
{
*suspensions = semaphore_ptr -> tx_semaphore_performance_suspension_count;
}
/* Retrieve the number of timeouts on this semaphore. */
if (timeouts != TX_NULL)
{
*timeouts = semaphore_ptr -> tx_semaphore_performance_timeout_count;
}
/* Restore interrupts. */
TX_RESTORE
/* Return successful completion. */
status = TX_SUCCESS;
}
#else
UINT status;
/* Access input arguments just for the sake of lint, MISRA, etc. */
if (semaphore_ptr != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (puts != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (gets != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (suspensions != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (timeouts != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
#endif
/* Return completion status. */
return(status);
}
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