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75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
/*
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* Percepio 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 for strings.
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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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traceResult xTraceStringRegister(const char* szString, TraceStringHandle_t *pString)
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{
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TraceEntryHandle_t xEntryHandle;
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TraceEventHandle_t xEventHandle = 0;
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uint32_t i = 0, uiLength = 0, uiValue = 0;
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/* This should never fail */
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TRC_ASSERT(szString != 0);
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/* This should never fail */
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TRC_ASSERT(pString != 0);
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/* We need to check this */
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if (xTraceEntryCreate(&xEntryHandle) == TRC_FAIL)
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{
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return TRC_FAIL;
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}
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/* The address to the available symbol table slot is the address we use */
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntrySetSymbol(xEntryHandle, szString) == TRC_SUCCESS);
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*pString = (TraceStringHandle_t)xEntryHandle;
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for (i = 0; (szString[i] != 0) && (i < (TRC_ENTRY_TABLE_SLOT_SYMBOL_SIZE)); i++) {}
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uiLength = i;
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/* We need to check this */
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if (xTraceEventBegin(PSF_EVENT_OBJ_NAME, sizeof(void*) + uiLength, &xEventHandle) == TRC_SUCCESS)
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{
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xTraceEventAddPointer(xEventHandle, (void*)xEntryHandle);
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xTraceEventAddData(xEventHandle, (void*)szString, uiLength);
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/* Check if we can truncate */
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xTraceEventPayloadRemaining(xEventHandle, &uiValue);
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if (uiValue > 0)
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{
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xTraceEventAdd8(xEventHandle, 0);
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}
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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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TraceStringHandle_t xTraceRegisterString(const char *name)
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{
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TraceStringHandle_t trcStr = 0;
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xTraceStringRegister(name, &trcStr);
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return trcStr;
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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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