int main( int nArgc, char ** papszArgv )
{
DDFModule oModule;
const char *pszFilename;
int i;
if( nArgc > 1 )
pszFilename = papszArgv[1];
else
{
printf( "Usage: 8211view filename\n" );
exit( 1 );
}
for( i = 0; i < 40; i++ )
{
/* -------------------------------------------------------------------- */
/* Open the file. Note that by default errors are reported to */
/* stderr, so we don't bother doing it ourselves. */
/* -------------------------------------------------------------------- */
if( !oModule.Open( pszFilename ) )
{
exit( 1 );
}
/* -------------------------------------------------------------------- */
/* Loop reading records till there are none left. */
/* -------------------------------------------------------------------- */
DDFRecord *poRecord;
int nRecordCount = 0;
int nFieldCount = 0;
while( (poRecord = oModule.ReadRecord()) != NULL )
{
/* ------------------------------------------------------------ */
/* Loop over each field in this particular record. */
/* ------------------------------------------------------------ */
for( int iField = 0; iField < poRecord->GetFieldCount(); iField++ )
{
DDFField *poField = poRecord->GetField( iField );
ViewRecordField( poField );
nFieldCount++;
}
nRecordCount++;
}
oModule.Close();
printf( "Read %d records, %d fields.\n", nRecordCount, nFieldCount );
}
}
int SDTS_XREF::Read( const char * pszFilename )
{
DDFModule oXREFFile;
DDFRecord *poRecord;
/* -------------------------------------------------------------------- */
/* Open the file, and read the header. */
/* -------------------------------------------------------------------- */
if( !oXREFFile.Open( pszFilename ) )
return FALSE;
/* -------------------------------------------------------------------- */
/* Read the first record, and verify that this is an XREF record. */
/* -------------------------------------------------------------------- */
poRecord = oXREFFile.ReadRecord();
if( poRecord == NULL )
return FALSE;
if( poRecord->GetStringSubfield( "XREF", 0, "MODN", 0 ) == NULL )
return FALSE;
/* -------------------------------------------------------------------- */
/* Read fields of interest. */
/* -------------------------------------------------------------------- */
CPLFree( pszSystemName );
pszSystemName =
CPLStrdup( poRecord->GetStringSubfield( "XREF", 0, "RSNM", 0 ) );
CPLFree( pszDatum );
pszDatum =
CPLStrdup( poRecord->GetStringSubfield( "XREF", 0, "HDAT", 0 ) );
nZone = poRecord->GetIntSubfield( "XREF", 0, "ZONE", 0 );
return TRUE;
}
GDALDataset *SDTSDataset::Open( GDALOpenInfo * poOpenInfo )
{
int i;
/* -------------------------------------------------------------------- */
/* Before trying SDTSOpen() we first verify that the first */
/* record is in fact a SDTS file descriptor record. */
/* -------------------------------------------------------------------- */
char *pachLeader = (char *) poOpenInfo->pabyHeader;
if( poOpenInfo->nHeaderBytes < 24 )
return NULL;
if( pachLeader[5] != '1' && pachLeader[5] != '2' && pachLeader[5] != '3' )
return NULL;
if( pachLeader[6] != 'L' )
return NULL;
if( pachLeader[8] != '1' && pachLeader[8] != ' ' )
return NULL;
/* -------------------------------------------------------------------- */
/* Try opening the dataset. */
/* -------------------------------------------------------------------- */
SDTSTransfer *poTransfer = new SDTSTransfer;
if( !poTransfer->Open( poOpenInfo->pszFilename ) )
{
delete poTransfer;
return NULL;
}
/* -------------------------------------------------------------------- */
/* Confirm the requested access is supported. */
/* -------------------------------------------------------------------- */
if( poOpenInfo->eAccess == GA_Update )
{
delete poTransfer;
CPLError( CE_Failure, CPLE_NotSupported,
"The SDTS driver does not support update access to existing"
" datasets.\n" );
return NULL;
}
/* -------------------------------------------------------------------- */
/* Find the first raster layer. If there are none, abort */
/* returning an error. */
/* -------------------------------------------------------------------- */
SDTSRasterReader *poRL = NULL;
for( i = 0; i < poTransfer->GetLayerCount(); i++ )
{
if( poTransfer->GetLayerType( i ) == SLTRaster )
{
poRL = poTransfer->GetLayerRasterReader( i );
break;
}
}
if( poRL == NULL )
{
delete poTransfer;
CPLError( CE_Warning, CPLE_AppDefined,
"%s is an SDTS transfer, but has no raster cell layers.\n"
"Perhaps it is a vector transfer?\n",
poOpenInfo->pszFilename );
return NULL;
}
/* -------------------------------------------------------------------- */
/* Initialize a corresponding GDALDataset. */
/* -------------------------------------------------------------------- */
SDTSDataset *poDS = new SDTSDataset();
poDS->poTransfer = poTransfer;
poDS->poRL = poRL;
/* -------------------------------------------------------------------- */
/* Capture some information from the file that is of interest. */
/* -------------------------------------------------------------------- */
poDS->nRasterXSize = poRL->GetXSize();
poDS->nRasterYSize = poRL->GetYSize();
/* -------------------------------------------------------------------- */
/* Create band information objects. */
/* -------------------------------------------------------------------- */
poDS->nBands = 1;
poDS->papoBands = (GDALRasterBand **)
VSICalloc(sizeof(GDALRasterBand *),poDS->nBands);
for( i = 0; i < poDS->nBands; i++ )
poDS->SetBand( i+1, new SDTSRasterBand( poDS, i+1, poRL ) );
/* -------------------------------------------------------------------- */
/* Try to establish the projection string. For now we only */
/* support UTM and GEO. */
/* -------------------------------------------------------------------- */
OGRSpatialReference oSRS;
SDTS_XREF *poXREF = poTransfer->GetXREF();
if( EQUAL(poXREF->pszSystemName,"UTM") )
{
oSRS.SetUTM( poXREF->nZone );
}
else if( EQUAL(poXREF->pszSystemName,"GEO") )
{
/* we set datum later */
}
else
oSRS.SetLocalCS( poXREF->pszSystemName );
if( oSRS.IsLocal() )
/* don't try to set datum. */;
else if( EQUAL(poXREF->pszDatum,"NAS") )
oSRS.SetWellKnownGeogCS( "NAD27" );
else if( EQUAL(poXREF->pszDatum, "NAX") )
oSRS.SetWellKnownGeogCS( "NAD83" );
else if( EQUAL(poXREF->pszDatum, "WGC") )
oSRS.SetWellKnownGeogCS( "WGS72" );
else if( EQUAL(poXREF->pszDatum, "WGE") )
oSRS.SetWellKnownGeogCS( "WGS84" );
else
oSRS.SetWellKnownGeogCS( "WGS84" );
oSRS.Fixup();
poDS->pszProjection = NULL;
if( oSRS.exportToWkt( &poDS->pszProjection ) != OGRERR_NONE )
poDS->pszProjection = CPLStrdup("");
/* -------------------------------------------------------------------- */
/* Get metadata from the IDEN file. */
/* -------------------------------------------------------------------- */
const char* pszIDENFilePath = poTransfer->GetCATD()->GetModuleFilePath("IDEN");
if (pszIDENFilePath)
{
DDFModule oIDENFile;
if( oIDENFile.Open( pszIDENFilePath ) )
{
DDFRecord* poRecord;
while( (poRecord = oIDENFile.ReadRecord()) != NULL )
{
if( poRecord->GetStringSubfield( "IDEN", 0, "MODN", 0 ) == NULL )
continue;
static const char* fields[][2] = { { "TITL", "TITLE" },
{ "DAID", "DATASET_ID" },
{ "DAST", "DATA_STRUCTURE" },
{ "MPDT", "MAP_DATE" },
{ "DCDT", "DATASET_CREATION_DATE" } };
for (i = 0; i < (int)sizeof(fields) / (int)sizeof(fields[0]) ; i++)
{
const char* pszFieldValue =
poRecord->GetStringSubfield( "IDEN", 0, fields[i][0], 0 );
if ( pszFieldValue )
poDS->SetMetadataItem(fields[i][1], pszFieldValue);
}
break;
}
}
}
/* -------------------------------------------------------------------- */
/* Initialize any PAM information. */
/* -------------------------------------------------------------------- */
poDS->SetDescription( poOpenInfo->pszFilename );
poDS->TryLoadXML();
return( poDS );
}
int main( int nArgc, char ** papszArgv )
{
DDFModule oModule;
const char *pszFilename = NULL;
int bFSPTHack = FALSE;
int bXML = FALSE;
/* -------------------------------------------------------------------- */
/* Check arguments. */
/* -------------------------------------------------------------------- */
for( int iArg = 1; iArg < nArgc; iArg++ )
{
if( EQUAL(papszArgv[iArg],"-fspt_repeating") )
bFSPTHack = TRUE;
else if( EQUAL(papszArgv[iArg],"-xml") )
bXML = TRUE;
else
pszFilename = papszArgv[iArg];
}
if( pszFilename == NULL )
{
printf( "Usage: 8211dump [-xml] [-fspt_repeating] filename\n" );
exit( 1 );
}
/* -------------------------------------------------------------------- */
/* Open file. */
/* -------------------------------------------------------------------- */
if( !oModule.Open( pszFilename ) )
exit( 1 );
/* -------------------------------------------------------------------- */
/* Apply FSPT hack if required. */
/* -------------------------------------------------------------------- */
if( bFSPTHack )
{
DDFFieldDefn *poFSPT = oModule.FindFieldDefn( "FSPT" );
if( poFSPT == NULL )
fprintf( stderr,
"unable to find FSPT field to set repeating flag.\n" );
else
poFSPT->SetRepeatingFlag( TRUE );
}
/* -------------------------------------------------------------------- */
/* Dump header, and all records. */
/* -------------------------------------------------------------------- */
DDFRecord *poRecord;
if( bXML )
{
printf("<DDFModule>\n");
int nFieldDefnCount = oModule.GetFieldCount();
for( int i = 0; i < nFieldDefnCount; i++ )
{
DDFFieldDefn* poFieldDefn = oModule.GetField(i);
const char* pszDataStructCode;
switch( poFieldDefn->GetDataStructCode() )
{
case dsc_elementary:
pszDataStructCode = "elementary";
break;
case dsc_vector:
pszDataStructCode = "vector";
break;
case dsc_array:
pszDataStructCode = "array";
break;
case dsc_concatenated:
pszDataStructCode = "concatenated";
break;
default:
pszDataStructCode = "(unknown)";
break;
}
const char* pszDataTypeCode;
switch( poFieldDefn->GetDataTypeCode() )
{
case dtc_char_string:
pszDataTypeCode = "char_string";
break;
case dtc_implicit_point:
pszDataTypeCode = "implicit_point";
break;
case dtc_explicit_point:
pszDataTypeCode = "explicit_point";
break;
case dtc_explicit_point_scaled:
pszDataTypeCode = "explicit_point_scaled";
break;
case dtc_char_bit_string:
pszDataTypeCode = "char_bit_string";
break;
case dtc_bit_string:
pszDataTypeCode = "bit_string";
break;
case dtc_mixed_data_type:
pszDataTypeCode = "mixed_data_type";
break;
default:
pszDataTypeCode = "(unknown)";
break;
}
printf("<DDFFieldDefn tag=\"%s\" fieldName=\"%s\" arrayDescr=\"%s\" "
"formatControls=\"%s\" dataStructCode=\"%s\" dataTypeCode=\"%s\">\n",
poFieldDefn->GetName(),
poFieldDefn->GetDescription(),
poFieldDefn->GetArrayDescr(),
poFieldDefn->GetFormatControls(),
pszDataStructCode,
pszDataTypeCode);
int nSubfieldCount = poFieldDefn->GetSubfieldCount();
for( int iSubField = 0; iSubField < nSubfieldCount; iSubField++ )
{
DDFSubfieldDefn* poSubFieldDefn = poFieldDefn->GetSubfield(iSubField);
printf(" <DDFSubfieldDefn name=\"%s\" format=\"%s\"/>\n",
poSubFieldDefn->GetName(), poSubFieldDefn->GetFormat());
}
printf("</DDFFieldDefn>\n");
}
for( poRecord = oModule.ReadRecord();
poRecord != NULL; poRecord = oModule.ReadRecord() )
{
printf("<DDFRecord>\n");
int nFieldCount = poRecord->GetFieldCount();
for( int iField = 0; iField < nFieldCount; iField++ )
{
DDFField* poField = poRecord->GetField(iField);
DDFFieldDefn* poDefn = poField->GetFieldDefn();
const char* pszFieldName = poDefn->GetName();
printf(" <DDFField name=\"%s\"", pszFieldName);
if( poField->GetRepeatCount() > 1 )
printf(" repeatCount=\"%d\"", poField->GetRepeatCount());
int iOffset = 0, nLoopCount;
int nRepeatCount = poField->GetRepeatCount();
const char* pachData = poField->GetData();
int nDataSize = poField->GetDataSize();
if( nRepeatCount == 1 && poDefn->GetSubfieldCount() == 0 )
{
printf(" value=\"0x");
for( int i = 0; i < nDataSize - 1; i++ )
printf( "%02X", pachData[i] );
printf("\">\n");
}
else
printf(">\n");
for( nLoopCount = 0; nLoopCount < nRepeatCount; nLoopCount++ )
{
for( int iSubField = 0; iSubField < poDefn->GetSubfieldCount(); iSubField++ )
{
int nBytesConsumed;
DDFSubfieldDefn* poSubFieldDefn = poDefn->GetSubfield(iSubField);
const char* pszSubFieldName = poSubFieldDefn->GetName();
printf(" <DDFSubfield name=\"%s\" ", pszSubFieldName);
DDFDataType eType = poSubFieldDefn->GetType();
const char* pachSubdata = pachData + iOffset;
int nMaxBytes = nDataSize - iOffset;
if( eType == DDFFloat )
printf("type=\"float\">%f",
poSubFieldDefn->ExtractFloatData( pachSubdata, nMaxBytes, NULL ) );
else if( eType == DDFInt )
printf("type=\"integer\">%d",
poSubFieldDefn->ExtractIntData( pachSubdata, nMaxBytes, NULL ) );
else if( eType == DDFBinaryString )
{
int nBytes, i;
GByte *pabyBString = (GByte *)
poSubFieldDefn->ExtractStringData( pachSubdata, nMaxBytes, &nBytes );
printf( "type=\"binary\">0x" );
for( i = 0; i < nBytes; i++ )
printf( "%02X", pabyBString[i] );
}
else
{
GByte* pabyString = (GByte *)poSubFieldDefn->ExtractStringData( pachSubdata, nMaxBytes, NULL );
int bBinary = FALSE;
int i;
for( i = 0; pabyString[i] != '\0'; i ++ )
{
if( pabyString[i] < 32 || pabyString[i] > 127 )
{
bBinary = TRUE;
break;
}
}
if( bBinary )
{
printf( "type=\"binary\">0x" );
for( i = 0; pabyString[i] != '\0'; i ++ )
printf( "%02X", pabyString[i] );
}
else
{
char* pszEscaped = CPLEscapeString((const char*)pabyString, -1, CPLES_XML);
printf("type=\"string\">%s", pszEscaped);
CPLFree(pszEscaped);
}
}
printf("</DDFSubfield>\n");
poSubFieldDefn->GetDataLength( pachSubdata, nMaxBytes, &nBytesConsumed );
iOffset += nBytesConsumed;
}
}
printf(" </DDFField>\n");
}
printf("</DDFRecord>\n");
}
printf("</DDFModule>\n");
}
else
{
oModule.Dump( stdout );
long nStartLoc;
nStartLoc = VSIFTellL( oModule.GetFP() );
for( poRecord = oModule.ReadRecord();
poRecord != NULL; poRecord = oModule.ReadRecord() )
{
printf( "File Offset: %ld\n", nStartLoc );
poRecord->Dump( stdout );
nStartLoc = VSIFTellL( oModule.GetFP() );
}
}
oModule.Close();
#ifdef DBMALLOC
malloc_dump(1);
#endif
}
int SDTSRasterReader::Open( SDTS_CATD * poCATD, SDTS_IREF * poIREF,
const char * pszModule )
{
strncpy( szModule, pszModule, sizeof(szModule) );
szModule[sizeof(szModule) - 1] = '\0';
/* ==================================================================== */
/* Search the LDEF module for the requested cell module. */
/* ==================================================================== */
DDFModule oLDEF;
DDFRecord *poRecord;
/* -------------------------------------------------------------------- */
/* Open the LDEF module, and report failure if it is missing. */
/* -------------------------------------------------------------------- */
if( poCATD->GetModuleFilePath("LDEF") == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find LDEF entry in CATD module ... "
"can't treat as raster.\n" );
return FALSE;
}
if( !oLDEF.Open( poCATD->GetModuleFilePath("LDEF") ) )
return FALSE;
/* -------------------------------------------------------------------- */
/* Read each record, till we find what we want. */
/* -------------------------------------------------------------------- */
while( (poRecord = oLDEF.ReadRecord() ) != NULL )
{
const char* pszCandidateModule = poRecord->GetStringSubfield("LDEF",0,"CMNM",0);
if( pszCandidateModule == NULL )
{
poRecord = NULL;
break;
}
if( EQUAL(pszCandidateModule, pszModule) )
break;
}
if( poRecord == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find module `%s' in LDEF file.\n",
pszModule );
return FALSE;
}
/* -------------------------------------------------------------------- */
/* Extract raster dimensions, and origin offset (0/1). */
/* -------------------------------------------------------------------- */
nXSize = poRecord->GetIntSubfield( "LDEF", 0, "NCOL", 0 );
nYSize = poRecord->GetIntSubfield( "LDEF", 0, "NROW", 0 );
nXStart = poRecord->GetIntSubfield( "LDEF", 0, "SOCI", 0 );
nYStart = poRecord->GetIntSubfield( "LDEF", 0, "SORI", 0 );
/* -------------------------------------------------------------------- */
/* Get the point in the pixel that the origin defines. We only */
/* support top left and center. */
/* -------------------------------------------------------------------- */
const char* pszINTR = poRecord->GetStringSubfield( "LDEF", 0, "INTR", 0 );
if( pszINTR == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined, "Can't find INTR subfield of LDEF field" );
return FALSE;
}
strcpy( szINTR, pszINTR );
if( EQUAL(szINTR,"") )
strcpy( szINTR, "CE" );
if( !EQUAL(szINTR,"CE") && !EQUAL(szINTR,"TL") )
{
CPLError( CE_Warning, CPLE_AppDefined,
"Unsupported INTR value of `%s', assume CE.\n"
"Positions may be off by one pixel.\n",
szINTR );
strcpy( szINTR, "CE" );
}
/* -------------------------------------------------------------------- */
/* Record the LDEF record number we used so we can find the */
/* corresponding RSDF record. */
/* -------------------------------------------------------------------- */
int nLDEF_RCID;
nLDEF_RCID = poRecord->GetIntSubfield( "LDEF", 0, "RCID", 0 );
oLDEF.Close();
/* ==================================================================== */
/* Search the RSDF module for the requested cell module. */
/* ==================================================================== */
DDFModule oRSDF;
/* -------------------------------------------------------------------- */
/* Open the RSDF module, and report failure if it is missing. */
/* -------------------------------------------------------------------- */
if( poCATD->GetModuleFilePath("RSDF") == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find RSDF entry in CATD module ... "
"can't treat as raster.\n" );
return FALSE;
}
if( !oRSDF.Open( poCATD->GetModuleFilePath("RSDF") ) )
return FALSE;
/* -------------------------------------------------------------------- */
/* Read each record, till we find what we want. */
/* -------------------------------------------------------------------- */
while( (poRecord = oRSDF.ReadRecord() ) != NULL )
{
if( poRecord->GetIntSubfield("LYID",0,"RCID",0) == nLDEF_RCID )
break;
}
if( poRecord == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find LDEF:%d record in RSDF file.\n",
nLDEF_RCID );
return FALSE;
}
/* -------------------------------------------------------------------- */
/* Establish the raster pixel/line to georef transformation. */
/* -------------------------------------------------------------------- */
double dfZ;
if( poRecord->FindField( "SADR" ) == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find SADR field in RSDF record.\n" );
return FALSE;
}
poIREF->GetSADR( poRecord->FindField( "SADR" ), 1,
adfTransform + 0, adfTransform + 3, &dfZ );
adfTransform[1] = poIREF->dfXRes;
adfTransform[2] = 0.0;
adfTransform[4] = 0.0;
adfTransform[5] = -1 * poIREF->dfYRes;
/* -------------------------------------------------------------------- */
/* If the origin is the center of the pixel, then shift it back */
/* half a pixel to the top left of the top left. */
/* -------------------------------------------------------------------- */
if( EQUAL(szINTR,"CE") )
{
adfTransform[0] -= adfTransform[1] * 0.5;
adfTransform[3] -= adfTransform[5] * 0.5;
}
/* -------------------------------------------------------------------- */
/* Verify some other assumptions. */
/* -------------------------------------------------------------------- */
const char *pszString;
pszString = poRecord->GetStringSubfield( "RSDF", 0, "OBRP", 0);
if( pszString == NULL ) pszString = "";
if( !EQUAL(pszString,"G2") )
{
CPLError( CE_Failure, CPLE_AppDefined,
"OBRP value of `%s' not expected 2D raster code (G2).\n",
pszString );
return FALSE;
}
pszString = poRecord->GetStringSubfield( "RSDF", 0, "SCOR", 0);
if( pszString == NULL ) pszString = "";
if( !EQUAL(pszString,"TL") )
{
CPLError( CE_Warning, CPLE_AppDefined,
"SCOR (origin) is `%s' instead of expected top left.\n"
"Georef coordinates will likely be incorrect.\n",
pszString );
}
oRSDF.Close();
/* -------------------------------------------------------------------- */
/* For now we will assume that the block size is one scanline. */
/* We will blow a gasket later while reading the cell file if */
/* this isn't the case. */
/* */
/* This isn't a very flexible raster implementation! */
/* -------------------------------------------------------------------- */
nXBlockSize = nXSize;
nYBlockSize = 1;
/* ==================================================================== */
/* Fetch the data type used for the raster, and the units from */
/* the data dictionary/schema record (DDSH). */
/* ==================================================================== */
DDFModule oDDSH;
/* -------------------------------------------------------------------- */
/* Open the DDSH module, and report failure if it is missing. */
/* -------------------------------------------------------------------- */
if( poCATD->GetModuleFilePath("DDSH") == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find DDSH entry in CATD module ... "
"can't treat as raster.\n" );
return FALSE;
}
if( !oDDSH.Open( poCATD->GetModuleFilePath("DDSH") ) )
return FALSE;
/* -------------------------------------------------------------------- */
/* Read each record, till we find what we want. */
/* -------------------------------------------------------------------- */
while( (poRecord = oDDSH.ReadRecord() ) != NULL )
{
const char* pszName = poRecord->GetStringSubfield("DDSH",0,"NAME",0);
if( pszName == NULL )
{
poRecord = NULL;
break;
}
if( EQUAL(pszName,pszModule) )
break;
}
if( poRecord == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Can't find DDSH record for %s.\n",
pszModule );
return FALSE;
}
/* -------------------------------------------------------------------- */
/* Get some values we are interested in. */
/* -------------------------------------------------------------------- */
if( poRecord->GetStringSubfield("DDSH",0,"FMT",0) != NULL )
strcpy( szFMT, poRecord->GetStringSubfield("DDSH",0,"FMT",0) );
else
strcpy( szFMT, "BUI16" );
if( poRecord->GetStringSubfield("DDSH",0,"UNIT",0) != NULL )
strcpy( szUNITS, poRecord->GetStringSubfield("DDSH",0,"UNIT",0) );
else
strcpy( szUNITS, "METERS" );
if( poRecord->GetStringSubfield("DDSH",0,"ATLB",0) != NULL )
strcpy( szLabel, poRecord->GetStringSubfield("DDSH",0,"ATLB",0) );
else
strcpy( szLabel, "" );
/* -------------------------------------------------------------------- */
/* Open the cell file. */
/* -------------------------------------------------------------------- */
return( oDDFModule.Open( poCATD->GetModuleFilePath(pszModule) ) );
}
int main( int nArgc, char ** papszArgv )
{
DDFModule oModule;
const char *pszFilename = nullptr;
int bFSPTHack = FALSE;
for( int iArg = 1; iArg < nArgc; iArg++ )
{
if( EQUAL(papszArgv[iArg],"-fspt_repeating") )
bFSPTHack = TRUE;
else
pszFilename = papszArgv[iArg];
}
if( pszFilename == nullptr )
{
printf( "Usage: 8211view filename\n" );
exit( 1 );
}
/* -------------------------------------------------------------------- */
/* Open the file. Note that by default errors are reported to */
/* stderr, so we don't bother doing it ourselves. */
/* -------------------------------------------------------------------- */
if( !oModule.Open( pszFilename ) )
{
exit( 1 );
}
if( bFSPTHack )
{
DDFFieldDefn *poFSPT = oModule.FindFieldDefn( "FSPT" );
if( poFSPT == nullptr )
fprintf( stderr,
"unable to find FSPT field to set repeating flag.\n" );
else
poFSPT->SetRepeatingFlag( TRUE );
}
/* -------------------------------------------------------------------- */
/* Loop reading records till there are none left. */
/* -------------------------------------------------------------------- */
DDFRecord *poRecord = nullptr;
int iRecord = 0;
while( (poRecord = oModule.ReadRecord()) != nullptr )
{
printf( "Record %d (%d bytes)\n",
++iRecord, poRecord->GetDataSize() );
/* ------------------------------------------------------------ */
/* Loop over each field in this particular record. */
/* ------------------------------------------------------------ */
for( int iField = 0; iField < poRecord->GetFieldCount(); iField++ )
{
DDFField *poField = poRecord->GetField( iField );
ViewRecordField( poField );
}
}
}