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103 lines
4 KiB
C
103 lines
4 KiB
C
/*
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* Trace Recorder for Tracealyzer v4.6.0
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* Copyright 2021 Percepio AB
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* www.percepio.com
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* The implementation of state machines.
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*/
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#include <trcRecorder.h>
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#if ( TRC_USE_TRACEALYZER_RECORDER == 1 )
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#if ( TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING )
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#define TRC_STATE_MACHINE_STATE_INDEX 0
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#define TRC_STATE_MACHINE_INDEX 0
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traceResult xTraceStateMachineCreate( const char * szName,
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TraceStateMachineHandle_t * pxStateMachineHandle )
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{
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TraceObjectHandle_t xObjectHandle;
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/* This should never fail */
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TRC_ASSERT( pxStateMachineHandle != 0 );
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/* We need to check this */
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if( xTraceObjectRegister( PSF_EVENT_STATEMACHINE_CREATE, 0, szName, 0, &xObjectHandle ) == TRC_FAIL )
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{
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return TRC_FAIL;
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}
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntrySetOptions( ( TraceEntryHandle_t ) xObjectHandle, ( uint32_t ) TRC_ENTRY_OPTION_STATE_MACHINE ) == TRC_SUCCESS );
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*pxStateMachineHandle = ( TraceStateMachineHandle_t ) xObjectHandle;
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return TRC_SUCCESS;
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}
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traceResult xTraceStateMachineStateCreate( TraceStateMachineHandle_t xStateMachineHandle,
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const char * szName,
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TraceStateMachineStateHandle_t * pxStateHandle )
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{
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TraceObjectHandle_t xObjectHandle;
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/* This should never fail */
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TRC_ASSERT( xStateMachineHandle != 0 );
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/* This should never fail */
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TRC_ASSERT( pxStateHandle != 0 );
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/* We need to check this */
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if( xTraceObjectRegister( PSF_EVENT_STATEMACHINE_STATE_CREATE, 0, szName, ( TraceUnsignedBaseType_t ) xStateMachineHandle, &xObjectHandle ) == TRC_FAIL )
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{
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return TRC_FAIL;
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}
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntrySetOptions( ( TraceEntryHandle_t ) xObjectHandle, ( uint32_t ) TRC_ENTRY_OPTION_STATE_MACHINE_STATE ) == TRC_SUCCESS );
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*pxStateHandle = ( TraceStateMachineHandle_t ) xObjectHandle;
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return TRC_SUCCESS;
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}
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traceResult xTraceStateMachineSetState( TraceStateMachineHandle_t xStateMachineHandle,
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TraceStateMachineStateHandle_t xStateHandle )
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{
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TraceEventHandle_t xEventHandle = 0;
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TraceUnsignedBaseType_t uxStateMachine;
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/* This should never fail */
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TRC_ASSERT( xStateMachineHandle != 0 );
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/* This should never fail */
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TRC_ASSERT( xStateHandle != 0 );
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( ( TraceEntryHandle_t ) xStateHandle, TRC_STATE_MACHINE_INDEX, &uxStateMachine ) == TRC_SUCCESS );
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/* Verify that this state machine state was meant to be used with this state machine */
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/* This should never fail */
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TRC_ASSERT( xStateMachineHandle == ( TraceStateMachineHandle_t ) uxStateMachine );
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntrySetState( ( TraceEntryHandle_t ) xStateMachineHandle, TRC_STATE_MACHINE_STATE_INDEX, ( TraceUnsignedBaseType_t ) xStateHandle ) == TRC_SUCCESS );
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/* We need to check this */
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if( xTraceEventBegin( PSF_EVENT_STATEMACHINE_STATECHANGE, sizeof( void * ) + sizeof( void * ), &xEventHandle ) == TRC_SUCCESS )
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{
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xTraceEventAddPointer( xEventHandle, ( void * ) xStateMachineHandle );
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xTraceEventAddPointer( xEventHandle, ( void * ) xStateHandle );
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xTraceEventEnd( xEventHandle );
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}
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return TRC_SUCCESS;
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}
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#endif /* (TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING) */
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#endif /* (TRC_USE_TRACEALYZER_RECORDER == 1) */
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