/*
 * Trace Recorder for Tracealyzer v4.6.0
 * Copyright 2021 Percepio AB
 * www.percepio.com
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Supporting functions for trace streaming, used by the "stream ports"
 * for reading and writing data to the interface.
 * Existing ports can easily be modified to fit another setup, e.g., a
 * different TCP/IP stack, or to define your own stream port.
 */

#include <trcRecorder.h>

#if ( TRC_USE_TRACEALYZER_RECORDER == 1 )

    #if ( TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING )

        TraceStreamPortFile_t * pxStreamPortFile;

        traceResult xTraceStreamPortInitialize( TraceStreamPortBuffer_t * pxBuffer )
        {
            TRC_ASSERT_EQUAL_SIZE( TraceStreamPortBuffer_t, TraceStreamPortFile_t );

            TRC_ASSERT( pxBuffer != 0 );

            pxStreamPortFile = ( TraceStreamPortFile_t * ) pxBuffer;
            pxStreamPortFile->pxFile = 0;

            #if ( TRC_USE_INTERNAL_BUFFER == 1 )
                return xTraceInternalEventBufferInitialize( pxStreamPortFile->buffer, sizeof( pxStreamPortFile->buffer ) );
            #else
                return TRC_SUCCESS;
            #endif
        }

        traceResult xTraceStreamPortOnTraceBegin( void )
        {
            if( pxStreamPortFile == 0 )
            {
                return TRC_FAIL;
            }

            if( pxStreamPortFile->pxFile == 0 )
            {
                errno_t err = fopen_s( &pxStreamPortFile->pxFile, TRC_CFG_STREAM_PORT_TRACE_FILE, "wb" );

                if( err != 0 )
                {
                    printf( "Could not open trace file, error code %d.\n", err );

                    return TRC_FAIL;
                }
                else
                {
                    printf( "Trace file created.\n" );
                }
            }

            return TRC_SUCCESS;
        }

        traceResult xTraceStreamPortOnTraceEnd( void )
        {
            if( pxStreamPortFile == 0 )
            {
                return TRC_FAIL;
            }

            if( pxStreamPortFile->pxFile != 0 )
            {
                fclose( pxStreamPortFile->pxFile );
                pxStreamPortFile->pxFile = 0;
                printf( "Trace file closed.\n" );
            }

            return TRC_SUCCESS;
        }

    #endif /*(TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING)*/

#endif /*(TRC_USE_TRACEALYZER_RECORDER == 1)*/