100 lines
3.2 KiB
C
100 lines
3.2 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, 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, const char* szName, 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, 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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