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/*! @file CoverageWriterRTEMS.cc
* @brief CoverageWriterRTEMS Implementation
*
* This file contains the implementation of the functions supporting
* the unified overage file format.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "CoverageWriterRTEMS.h"
#include "rtemscov_header.h"
namespace Coverage {
CoverageWriterRTEMS::CoverageWriterRTEMS()
{
}
CoverageWriterRTEMS::~CoverageWriterRTEMS()
{
}
void CoverageWriterRTEMS::writeFile(
const char* const file,
CoverageMapBase* coverage,
uint32_t lowAddress,
uint32_t highAddress
)
{
FILE* coverageFile;
uint32_t a;
int status;
uint8_t cover;
rtems_coverage_map_header_t header;
/*
* read the file and update the coverage map passed in
*/
coverageFile = fopen( file, "w" );
if ( !coverageFile ) {
fprintf(
stderr,
"ERROR: CoverageWriterRTEMS::writeFile - unable to open %s\n",
file
);
exit(-1);
}
/* clear out the header and fill it in */
memset( &header, 0, sizeof(header) );
header.ver = 0x1;
header.header_length = sizeof(header);
header.start = lowAddress;
header.end = highAddress;
strcpy( header.desc, "RTEMS Coverage Data" );
status = fwrite(&header, 1, sizeof(header), coverageFile);
if (status != sizeof(header)) {
fprintf(
stderr,
"ERROR: CoverageWriterRTEMS::writeFile - unable to write header "
"to %s\n",
file
);
exit(-1);
}
for ( a=lowAddress ; a < highAddress ; a++ ) {
cover = ((coverage->wasExecuted( a )) ? 0x01 : 0);
status = fwrite(&cover, 1, sizeof(cover), coverageFile);
if (status != sizeof(cover)) {
fprintf(
stderr,
"ERROR: CoverageWriterRTEMS::writeFile - write to %s "
"at address 0x%08x failed\n",
file,
a
);
exit( -1 );
}
// fprintf( stderr, "0x%x %d\n", a, cover );
}
fclose( coverageFile );
}
}
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