void *VSIMalloc( size_t nSize )
{
if (nMaxPeakAllocSize < 0)
{
char* pszMaxPeakAllocSize = getenv("CPL_MAX_PEAK_ALLOC_SIZE");
nMaxPeakAllocSize = (pszMaxPeakAllocSize) ? atoi(pszMaxPeakAllocSize) : 0;
char* pszMaxCumulAllocSize = getenv("CPL_MAX_CUMUL_ALLOC_SIZE");
nMaxCumulAllocSize = (pszMaxCumulAllocSize) ? atoi(pszMaxCumulAllocSize) : 0;
}
if (nMaxPeakAllocSize > 0 && (GIntBig)nSize > nMaxPeakAllocSize)
return NULL;
#ifdef DEBUG_VSIMALLOC_STATS
if (nMaxCumulAllocSize > 0 && (GIntBig)nCurrentTotalAllocs + (GIntBig)nSize > nMaxCumulAllocSize)
return NULL;
#endif // DEBUG_VSIMALLOC_STATS
#ifdef DEBUG_VSIMALLOC_MPROTECT
char* ptr = NULL;
size_t nPageSize = getpagesize();
posix_memalign((void**)&ptr, nPageSize, (3 * sizeof(void*) + nSize + nPageSize - 1) & ~(nPageSize - 1));
#else
char* ptr = (char*) malloc(3 * sizeof(void*) + nSize);
#endif // DEBUG_VSIMALLOC_MPROTECT
if (ptr == NULL)
return NULL;
ptr[0] = 'V';
ptr[1] = 'S';
ptr[2] = 'I';
ptr[3] = 'M';
memcpy(ptr + sizeof(void*), &nSize, sizeof(void*));
ptr[2 * sizeof(void*) + nSize + 0] = 'E';
ptr[2 * sizeof(void*) + nSize + 1] = 'V';
ptr[2 * sizeof(void*) + nSize + 2] = 'S';
ptr[2 * sizeof(void*) + nSize + 3] = 'I';
#if defined(DEBUG_VSIMALLOC_STATS) || defined(DEBUG_VSIMALLOC_VERBOSE)
{
CPLMutexHolderD(&hMemStatMutex);
#ifdef DEBUG_VSIMALLOC_VERBOSE
if( nSize > THRESHOLD_PRINT )
{
fprintf(stderr, "Thread[%p] VSIMalloc(%d) = %p"
#ifdef DEBUG_VSIMALLOC_STATS
", current_cumul = " CPL_FRMT_GUIB
#ifdef DEBUG_BLOCK_CACHE_USE
", block_cache_used = " CPL_FRMT_GIB
#endif
", mal+cal-free = %d"
#endif
"\n",
(void*)CPLGetPID(), (int)nSize, ptr + 2 * sizeof(void*)
#ifdef DEBUG_VSIMALLOC_STATS
, (GUIntBig)(nCurrentTotalAllocs + nSize),
#ifdef DEBUG_BLOCK_CACHE_USE
, GDALGetCacheUsed64()
#endif
,(int)(nVSIMallocs + nVSICallocs - nVSIFrees)
#endif
);
}
#endif // DEBUG_VSIMALLOC_VERBOSE
#ifdef DEBUG_VSIMALLOC_STATS
nVSIMallocs ++;
if (nMaxTotalAllocs == 0)
atexit(VSIShowMemStats);
nCurrentTotalAllocs += nSize;
if (nCurrentTotalAllocs > nMaxTotalAllocs)
nMaxTotalAllocs = nCurrentTotalAllocs;
#endif // DEBUG_VSIMALLOC_STATS
}
GDALDataset *HDF4Dataset::Open( GDALOpenInfo * poOpenInfo )
{
int32 i;
if( !Identify( poOpenInfo ) )
return NULL;
CPLMutexHolderD(&hHDF4Mutex);
/* -------------------------------------------------------------------- */
/* Try opening the dataset. */
/* -------------------------------------------------------------------- */
int32 hHDF4;
// Attempt to increase maximum number of opened HDF files
#ifdef HDF4_HAS_MAXOPENFILES
intn nCurrMax, nSysLimit;
if ( SDget_maxopenfiles(&nCurrMax, &nSysLimit) >= 0
&& nCurrMax < nSysLimit )
{
intn res = SDreset_maxopenfiles( nSysLimit );
}
#endif /* HDF4_HAS_MAXOPENFILES */
hHDF4 = Hopen(poOpenInfo->pszFilename, DFACC_READ, 0);
if( hHDF4 <= 0 )
return( NULL );
Hclose( hHDF4 );
/* -------------------------------------------------------------------- */
/* Create a corresponding GDALDataset. */
/* -------------------------------------------------------------------- */
HDF4Dataset *poDS;
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
poDS = new HDF4Dataset();
CPLAcquireMutex(hHDF4Mutex, 1000.0);
poDS->fp = poOpenInfo->fp;
poOpenInfo->fp = NULL;
/* -------------------------------------------------------------------- */
/* Open HDF SDS Interface. */
/* -------------------------------------------------------------------- */
poDS->hSD = SDstart( poOpenInfo->pszFilename, DFACC_READ );
if ( poDS->hSD == -1 )
{
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
CPLError( CE_Failure, CPLE_OpenFailed,
"Failed to open HDF4 file \"%s\" for SDS reading.\n",
poOpenInfo->pszFilename );
return NULL;
}
/* -------------------------------------------------------------------- */
/* Now read Global Attributes. */
/* -------------------------------------------------------------------- */
if ( poDS->ReadGlobalAttributes( poDS->hSD ) != CE_None )
{
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
CPLError( CE_Failure, CPLE_OpenFailed,
"Failed to read global attributes from HDF4 file \"%s\".\n",
poOpenInfo->pszFilename );
return NULL;
}
poDS->SetMetadata( poDS->papszGlobalMetadata, "" );
/* -------------------------------------------------------------------- */
/* Determine type of file we read. */
/* -------------------------------------------------------------------- */
const char *pszValue;
if ( (pszValue = CSLFetchNameValue(poDS->papszGlobalMetadata,
"Signature"))
&& EQUAL( pszValue, pszGDALSignature ) )
{
poDS->iSubdatasetType = H4ST_GDAL;
poDS->pszSubdatasetType = "GDAL_HDF4";
}
else if ( (pszValue = CSLFetchNameValue(poDS->papszGlobalMetadata, "Title"))
&& EQUAL( pszValue, "SeaWiFS Level-1A Data" ) )
{
poDS->iSubdatasetType = H4ST_SEAWIFS_L1A;
poDS->pszSubdatasetType = "SEAWIFS_L1A";
}
else if ( (pszValue = CSLFetchNameValue(poDS->papszGlobalMetadata, "Title"))
&& EQUAL( pszValue, "SeaWiFS Level-2 Data" ) )
{
poDS->iSubdatasetType = H4ST_SEAWIFS_L2;
poDS->pszSubdatasetType = "SEAWIFS_L2";
}
else if ( (pszValue = CSLFetchNameValue(poDS->papszGlobalMetadata, "Title"))
&& EQUAL( pszValue, "SeaWiFS Level-3 Standard Mapped Image" ) )
{
poDS->iSubdatasetType = H4ST_SEAWIFS_L3;
poDS->pszSubdatasetType = "SEAWIFS_L3";
}
else if ( (pszValue = CSLFetchNameValue(poDS->papszGlobalMetadata,
"L1 File Generated By"))
&& EQUALN( pszValue, "HYP version ", 12 ) )
{
poDS->iSubdatasetType = H4ST_HYPERION_L1;
poDS->pszSubdatasetType = "HYPERION_L1";
}
else
{
poDS->iSubdatasetType = H4ST_UNKNOWN;
poDS->pszSubdatasetType = "UNKNOWN";
}
/* -------------------------------------------------------------------- */
/* If we have HDF-EOS dataset, process it here. */
/* -------------------------------------------------------------------- */
char szName[VSNAMELENMAX + 1], szTemp[8192];
char *pszString;
const char *pszName;
int nCount;
int32 aiDimSizes[H4_MAX_VAR_DIMS];
int32 iRank, iNumType, nAttrs;
bool bIsHDF = true;
// Sometimes "HDFEOSVersion" attribute is not defined and we will
// determine HDF-EOS datasets using other records
// (see ReadGlobalAttributes() method).
if ( poDS->bIsHDFEOS
|| CSLFetchNameValue(poDS->papszGlobalMetadata, "HDFEOSVersion") )
{
bIsHDF = false;
int32 nSubDatasets, nStrBufSize;
/* -------------------------------------------------------------------- */
/* Process swath layers. */
/* -------------------------------------------------------------------- */
hHDF4 = SWopen( poOpenInfo->pszFilename, DFACC_READ );
if( hHDF4 < 0)
{
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
CPLError( CE_Failure, CPLE_OpenFailed,
"Failed to open HDF-EOS file \"%s\" for swath reading.\n",
poOpenInfo->pszFilename );
return NULL;
}
nSubDatasets = SWinqswath(poOpenInfo->pszFilename, NULL, &nStrBufSize);
#if DEBUG
CPLDebug( "HDF4", "Number of HDF-EOS swaths: %d", (int)nSubDatasets );
#endif
if ( nSubDatasets > 0 && nStrBufSize > 0 )
{
char *pszSwathList;
char **papszSwaths;
pszSwathList = (char *)CPLMalloc( nStrBufSize + 1 );
SWinqswath( poOpenInfo->pszFilename, pszSwathList, &nStrBufSize );
pszSwathList[nStrBufSize] = '\0';
#if DEBUG
CPLDebug( "HDF4", "List of HDF-EOS swaths: %s", pszSwathList );
#endif
papszSwaths =
CSLTokenizeString2( pszSwathList, ",", CSLT_HONOURSTRINGS );
CPLFree( pszSwathList );
if ( nSubDatasets != CSLCount(papszSwaths) )
{
CSLDestroy( papszSwaths );
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
CPLDebug( "HDF4", "Can not parse list of HDF-EOS grids." );
return NULL;
}
for ( i = 0; i < nSubDatasets; i++)
{
char *pszFieldList;
char **papszFields;
int32 *paiRank, *paiNumType;
int32 hSW, nFields, j;
hSW = SWattach( hHDF4, papszSwaths[i] );
nFields = SWnentries( hSW, HDFE_NENTDFLD, &nStrBufSize );
pszFieldList = (char *)CPLMalloc( nStrBufSize + 1 );
paiRank = (int32 *)CPLMalloc( nFields * sizeof(int32) );
paiNumType = (int32 *)CPLMalloc( nFields * sizeof(int32) );
SWinqdatafields( hSW, pszFieldList, paiRank, paiNumType );
#if DEBUG
{
char *pszTmp =
SPrintArray( GDT_UInt32, paiRank, nFields, "," );
CPLDebug( "HDF4", "Number of data fields in swath %d: %d",
(int) i, (int) nFields );
CPLDebug( "HDF4", "List of data fields in swath %d: %s",
(int) i, pszFieldList );
CPLDebug( "HDF4", "Data fields ranks: %s", pszTmp );
CPLFree( pszTmp );
}
#endif
papszFields = CSLTokenizeString2( pszFieldList, ",",
CSLT_HONOURSTRINGS );
for ( j = 0; j < nFields; j++ )
{
SWfieldinfo( hSW, papszFields[j], &iRank, aiDimSizes,
&iNumType, NULL );
if ( iRank < 2 )
continue;
// Add field to the list of GDAL subdatasets
nCount = CSLCount( poDS->papszSubDatasets ) / 2;
sprintf( szTemp, "SUBDATASET_%d_NAME", nCount + 1 );
// We will use the field index as an identificator.
poDS->papszSubDatasets =
CSLSetNameValue( poDS->papszSubDatasets, szTemp,
CPLSPrintf("HDF4_EOS:EOS_SWATH:\"%s\":%s:%s",
poOpenInfo->pszFilename,
papszSwaths[i], papszFields[j]) );
sprintf( szTemp, "SUBDATASET_%d_DESC", nCount + 1 );
pszString = SPrintArray( GDT_UInt32, aiDimSizes,
iRank, "x" );
poDS->papszSubDatasets =
CSLSetNameValue( poDS->papszSubDatasets, szTemp,
CPLSPrintf( "[%s] %s %s (%s)", pszString,
papszFields[j],
papszSwaths[i],
poDS->GetDataTypeName(iNumType) ) );
CPLFree( pszString );
}
CSLDestroy( papszFields );
CPLFree( paiNumType );
CPLFree( paiRank );
CPLFree( pszFieldList );
SWdetach( hSW );
}
CSLDestroy( papszSwaths );
}
SWclose( hHDF4 );
/* -------------------------------------------------------------------- */
/* Process grid layers. */
/* -------------------------------------------------------------------- */
hHDF4 = GDopen( poOpenInfo->pszFilename, DFACC_READ );
nSubDatasets = GDinqgrid( poOpenInfo->pszFilename, NULL, &nStrBufSize );
#if DEBUG
CPLDebug( "HDF4", "Number of HDF-EOS grids: %d", (int)nSubDatasets );
#endif
if ( nSubDatasets > 0 && nStrBufSize > 0 )
{
char *pszGridList;
char **papszGrids;
pszGridList = (char *)CPLMalloc( nStrBufSize + 1 );
GDinqgrid( poOpenInfo->pszFilename, pszGridList, &nStrBufSize );
#if DEBUG
CPLDebug( "HDF4", "List of HDF-EOS grids: %s", pszGridList );
#endif
papszGrids =
CSLTokenizeString2( pszGridList, ",", CSLT_HONOURSTRINGS );
CPLFree( pszGridList );
if ( nSubDatasets != CSLCount(papszGrids) )
{
CSLDestroy( papszGrids );
GDclose( hHDF4 );
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
CPLDebug( "HDF4", "Can not parse list of HDF-EOS grids." );
return NULL;
}
for ( i = 0; i < nSubDatasets; i++)
{
char *pszFieldList;
char **papszFields;
int32 *paiRank, *paiNumType;
int32 hGD, nFields, j;
hGD = GDattach( hHDF4, papszGrids[i] );
nFields = GDnentries( hGD, HDFE_NENTDFLD, &nStrBufSize );
pszFieldList = (char *)CPLMalloc( nStrBufSize + 1 );
paiRank = (int32 *)CPLMalloc( nFields * sizeof(int32) );
paiNumType = (int32 *)CPLMalloc( nFields * sizeof(int32) );
GDinqfields( hGD, pszFieldList, paiRank, paiNumType );
#if DEBUG
{
char* pszTmp =
SPrintArray( GDT_UInt32, paiRank, nFields, "," );
CPLDebug( "HDF4", "Number of fields in grid %d: %d",
(int) i, (int) nFields );
CPLDebug( "HDF4", "List of fields in grid %d: %s",
(int) i, pszFieldList );
CPLDebug( "HDF4", "Fields ranks: %s",
pszTmp );
CPLFree( pszTmp );
}
#endif
papszFields = CSLTokenizeString2( pszFieldList, ",",
CSLT_HONOURSTRINGS );
for ( j = 0; j < nFields; j++ )
{
GDfieldinfo( hGD, papszFields[j], &iRank, aiDimSizes,
&iNumType, NULL );
if ( iRank < 2 )
continue;
// Add field to the list of GDAL subdatasets
nCount = CSLCount( poDS->papszSubDatasets ) / 2;
sprintf( szTemp, "SUBDATASET_%d_NAME", nCount + 1 );
// We will use the field index as an identificator.
poDS->papszSubDatasets =
CSLSetNameValue(poDS->papszSubDatasets, szTemp,
CPLSPrintf( "HDF4_EOS:EOS_GRID:\"%s\":%s:%s",
poOpenInfo->pszFilename,
papszGrids[i], papszFields[j]));
sprintf( szTemp, "SUBDATASET_%d_DESC", nCount + 1 );
pszString = SPrintArray( GDT_UInt32, aiDimSizes,
iRank, "x" );
poDS->papszSubDatasets =
CSLSetNameValue( poDS->papszSubDatasets, szTemp,
CPLSPrintf("[%s] %s %s (%s)", pszString,
papszFields[j],
papszGrids[i],
poDS->GetDataTypeName(iNumType)) );
CPLFree( pszString );
}
CSLDestroy( papszFields );
CPLFree( paiNumType );
CPLFree( paiRank );
CPLFree( pszFieldList );
GDdetach( hGD );
}
CSLDestroy( papszGrids );
}
GDclose( hHDF4 );
bIsHDF = ( nSubDatasets == 0 ); // Try to read as HDF
}
if( bIsHDF )
{
/* -------------------------------------------------------------------- */
/* Make a list of subdatasets from SDSs contained in input HDF file. */
/* -------------------------------------------------------------------- */
int32 nDatasets;
if ( SDfileinfo( poDS->hSD, &nDatasets, &nAttrs ) != 0 )
return NULL;
for ( i = 0; i < nDatasets; i++ )
{
int32 iSDS;
iSDS = SDselect( poDS->hSD, i );
if ( SDgetinfo( iSDS, szName, &iRank, aiDimSizes, &iNumType, &nAttrs) != 0 )
return NULL;
if ( iRank == 1 ) // Skip 1D datsets
continue;
// Do sort of known datasets. We will display only image bands
if ( (poDS->iSubdatasetType == H4ST_SEAWIFS_L1A ) &&
!EQUALN( szName, "l1a_data", 8 ) )
continue;
else
pszName = szName;
// Add datasets with multiple dimensions to the list of GDAL subdatasets
nCount = CSLCount( poDS->papszSubDatasets ) / 2;
sprintf( szTemp, "SUBDATASET_%d_NAME", nCount + 1 );
// We will use SDS index as an identificator, because SDS names
// are not unique. Filename also needed for further file opening
poDS->papszSubDatasets = CSLSetNameValue(poDS->papszSubDatasets, szTemp,
CPLSPrintf( "HDF4_SDS:%s:\"%s\":%ld", poDS->pszSubdatasetType,
poOpenInfo->pszFilename, (long)i) );
sprintf( szTemp, "SUBDATASET_%d_DESC", nCount + 1 );
pszString = SPrintArray( GDT_UInt32, aiDimSizes, iRank, "x" );
poDS->papszSubDatasets = CSLSetNameValue(poDS->papszSubDatasets, szTemp,
CPLSPrintf( "[%s] %s (%s)", pszString,
pszName, poDS->GetDataTypeName(iNumType)) );
CPLFree( pszString );
SDendaccess( iSDS );
}
SDend( poDS->hSD );
poDS->hSD = 0;
}
/* -------------------------------------------------------------------- */
/* Build a list of raster images. Note, that HDF-EOS dataset may */
/* contain a raster image as well. */
/* -------------------------------------------------------------------- */
hHDF4 = Hopen(poOpenInfo->pszFilename, DFACC_READ, 0);
poDS->hGR = GRstart( hHDF4 );
if ( poDS->hGR != -1 )
{
if ( GRfileinfo( poDS->hGR, &poDS->nImages, &nAttrs ) == -1 )
{
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
GRend( poDS->hGR );
poDS->hGR = 0;
Hclose( hHDF4 );
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
return NULL;
}
for ( i = 0; i < poDS->nImages; i++ )
{
int32 iInterlaceMode;
int32 iGR = GRselect( poDS->hGR, i );
// iRank in GR interface has another meaning. It represents number
// of samples per pixel. aiDimSizes has only two dimensions.
if ( GRgetiminfo( iGR, szName, &iRank, &iNumType, &iInterlaceMode,
aiDimSizes, &nAttrs ) != 0 )
{
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
GRend( poDS->hGR );
poDS->hGR = 0;
Hclose( hHDF4 );
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
return NULL;
}
nCount = CSLCount( poDS->papszSubDatasets ) / 2;
sprintf( szTemp, "SUBDATASET_%d_NAME", nCount + 1 );
poDS->papszSubDatasets = CSLSetNameValue(poDS->papszSubDatasets,
szTemp,CPLSPrintf( "HDF4_GR:UNKNOWN:\"%s\":%ld",
poOpenInfo->pszFilename, (long)i));
sprintf( szTemp, "SUBDATASET_%d_DESC", nCount + 1 );
pszString = SPrintArray( GDT_UInt32, aiDimSizes, 2, "x" );
poDS->papszSubDatasets = CSLSetNameValue(poDS->papszSubDatasets,
szTemp, CPLSPrintf( "[%sx%ld] %s (%s)", pszString, (long)iRank,
szName, poDS->GetDataTypeName(iNumType)) );
CPLFree( pszString );
GRendaccess( iGR );
}
GRend( poDS->hGR );
poDS->hGR = 0;
}
Hclose( hHDF4 );
poDS->nRasterXSize = poDS->nRasterYSize = 512; // XXX: bogus values
// Make sure we don't try to do any pam stuff with this dataset.
poDS->nPamFlags |= GPF_NOSAVE;
/* -------------------------------------------------------------------- */
/* If we have single subdataset only, open it immediately */
/* -------------------------------------------------------------------- */
if ( CSLCount( poDS->papszSubDatasets ) / 2 == 1 )
{
char *pszSDSName;
pszSDSName = CPLStrdup( CSLFetchNameValue( poDS->papszSubDatasets,
"SUBDATASET_1_NAME" ));
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
poDS = NULL;
GDALDataset* poRetDS = (GDALDataset*) GDALOpen( pszSDSName, poOpenInfo->eAccess );
CPLFree( pszSDSName );
CPLAcquireMutex(hHDF4Mutex, 1000.0);
if (poRetDS)
{
poRetDS->SetDescription(poOpenInfo->pszFilename);
}
return poRetDS;
}
else
{
/* -------------------------------------------------------------------- */
/* Confirm the requested access is supported. */
/* -------------------------------------------------------------------- */
if( poOpenInfo->eAccess == GA_Update )
{
CPLReleaseMutex(hHDF4Mutex); // Release mutex otherwise we'll deadlock with GDALDataset own mutex
delete poDS;
CPLAcquireMutex(hHDF4Mutex, 1000.0);
CPLError( CE_Failure, CPLE_NotSupported,
"The HDF4 driver does not support update access to existing"
" datasets.\n" );
return NULL;
}
}
return( poDS );
}
void *VSICalloc( size_t nCount, size_t nSize )
{
#ifdef DEBUG_VSIMALLOC
size_t nMul = nCount * nSize;
if (nCount != 0 && nMul / nCount != nSize)
{
fprintf(stderr, "Overflow in VSICalloc(%d, %d)\n",
(int)nCount, (int)nSize);
return NULL;
}
if (nMaxPeakAllocSize < 0)
{
char* pszMaxPeakAllocSize = getenv("CPL_MAX_PEAK_ALLOC_SIZE");
nMaxPeakAllocSize = (pszMaxPeakAllocSize) ? atoi(pszMaxPeakAllocSize) : 0;
char* pszMaxCumulAllocSize = getenv("CPL_MAX_CUMUL_ALLOC_SIZE");
nMaxCumulAllocSize = (pszMaxCumulAllocSize) ? atoi(pszMaxCumulAllocSize) : 0;
}
if (nMaxPeakAllocSize > 0 && (GIntBig)nMul > nMaxPeakAllocSize)
return NULL;
#ifdef DEBUG_VSIMALLOC_STATS
if (nMaxCumulAllocSize > 0 && (GIntBig)nCurrentTotalAllocs + (GIntBig)nMul > nMaxCumulAllocSize)
return NULL;
#endif
#ifdef DEBUG_VSIMALLOC_MPROTECT
char* ptr = NULL;
size_t nPageSize = getpagesize();
posix_memalign((void**)&ptr, nPageSize, (3 * sizeof(void*) + nMul + nPageSize - 1) & ~(nPageSize - 1));
if (ptr == NULL)
return NULL;
memset(ptr + 2 * sizeof(void*), 0, nMul);
#else
char* ptr = (char*) calloc(1, 3 * sizeof(void*) + nMul);
if (ptr == NULL)
return NULL;
#endif
ptr[0] = 'V';
ptr[1] = 'S';
ptr[2] = 'I';
ptr[3] = 'M';
memcpy(ptr + sizeof(void*), &nMul, sizeof(void*));
ptr[2 * sizeof(void*) + nMul + 0] = 'E';
ptr[2 * sizeof(void*) + nMul + 1] = 'V';
ptr[2 * sizeof(void*) + nMul + 2] = 'S';
ptr[2 * sizeof(void*) + nMul + 3] = 'I';
#if defined(DEBUG_VSIMALLOC_STATS) || defined(DEBUG_VSIMALLOC_VERBOSE)
{
CPLMutexHolderD(&hMemStatMutex);
#ifdef DEBUG_VSIMALLOC_VERBOSE
if( nMul > THRESHOLD_PRINT )
{
fprintf(stderr, "Thread[%p] VSICalloc(%d,%d) = %p\n",
(void*)CPLGetPID(), (int)nCount, (int)nSize, ptr + 2 * sizeof(void*));
}
#endif
#ifdef DEBUG_VSIMALLOC_STATS
nVSICallocs ++;
if (nMaxTotalAllocs == 0)
atexit(VSIShowMemStats);
nCurrentTotalAllocs += nMul;
if (nCurrentTotalAllocs > nMaxTotalAllocs)
nMaxTotalAllocs = nCurrentTotalAllocs;
#endif
}
#endif
return ptr + 2 * sizeof(void*);
#else
return calloc( nCount, nSize );
#endif
}
GDALProxyPoolCacheEntry* GDALDatasetPool::RefDataset(const char* pszFileName, GDALAccess eAccess)
{
CPLMutexHolderD( GDALGetphDLMutex() );
return singleton->_RefDataset(pszFileName, eAccess);
}
void GDALDatasetPool::UnrefDataset(GDALProxyPoolCacheEntry* cacheEntry)
{
CPLMutexHolderD( GDALGetphDLMutex() );
cacheEntry->refCount --;
}
void CPLDebug( const char * pszCategory, const char * pszFormat, ... )
{
CPLErrorContext *psCtx = CPLGetErrorContext();
char *pszMessage;
va_list args;
const char *pszDebug = CPLGetConfigOption("CPL_DEBUG",NULL);
#define ERROR_MAX 25000
/* -------------------------------------------------------------------- */
/* Does this message pass our current criteria? */
/* -------------------------------------------------------------------- */
if( pszDebug == NULL )
return;
if( !EQUAL(pszDebug,"ON") && !EQUAL(pszDebug,"") )
{
size_t i, nLen = strlen(pszCategory);
for( i = 0; pszDebug[i] != '\0'; i++ )
{
if( EQUALN(pszCategory,pszDebug+i,nLen) )
break;
}
if( pszDebug[i] == '\0' )
return;
}
/* -------------------------------------------------------------------- */
/* Allocate a block for the error. */
/* -------------------------------------------------------------------- */
pszMessage = (char *) VSIMalloc( ERROR_MAX );
if( pszMessage == NULL )
return;
/* -------------------------------------------------------------------- */
/* Dal -- always log a timestamp as the first part of the line */
/* to ensure one is looking at what one should be looking at! */
/* -------------------------------------------------------------------- */
pszMessage[0] = '\0';
#ifdef TIMESTAMP_DEBUG
if( CPLGetConfigOption( "CPL_TIMESTAMP", NULL ) != NULL )
{
strcpy( pszMessage, VSICTime( VSITime(NULL) ) );
// On windows anyway, ctime puts a \n at the end, but I'm not
// convinced this is standard behaviour, so we'll get rid of it
// carefully
if (pszMessage[strlen(pszMessage) -1 ] == '\n')
{
pszMessage[strlen(pszMessage) - 1] = 0; // blow it out
}
strcat( pszMessage, ": " );
}
#endif
/* -------------------------------------------------------------------- */
/* Add the process memory size. */
/* -------------------------------------------------------------------- */
#ifdef MEMORY_DEBUG
char szVmSize[32];
CPLsprintf( szVmSize, "[VmSize: %d] ", CPLGetProcessMemorySize());
strcat( pszMessage, szVmSize );
#endif
//sprintf(pszMessage,"[%d] ", (int)getpid());
/* -------------------------------------------------------------------- */
/* Add the category. */
/* -------------------------------------------------------------------- */
strcat( pszMessage, pszCategory );
strcat( pszMessage, ": " );
/* -------------------------------------------------------------------- */
/* Format the application provided portion of the debug message. */
/* -------------------------------------------------------------------- */
va_start(args, pszFormat);
CPLvsnprintf(pszMessage+strlen(pszMessage), ERROR_MAX - strlen(pszMessage),
pszFormat, args);
va_end(args);
/* -------------------------------------------------------------------- */
/* Obfuscate any password in error message */
/* -------------------------------------------------------------------- */
char* pszPassword = strstr(pszMessage, "password="******"password=");
while( *pszIter != ' ' && *pszIter != '\0' )
{
*pszIter = 'X';
pszIter ++;
}
}
/* -------------------------------------------------------------------- */
/* Invoke the current error handler. */
/* -------------------------------------------------------------------- */
if( psCtx->psHandlerStack != NULL )
{
psCtx->psHandlerStack->pfnHandler( CE_Debug, CPLE_None, pszMessage );
}
else
{
CPLMutexHolderD( &hErrorMutex );
if( pfnErrorHandler != NULL )
pfnErrorHandler( CE_Debug, CPLE_None, pszMessage );
}
VSIFree( pszMessage );
}
OGRDataSource *FGdbDriver::Open( const char* pszFilename, int bUpdate )
{
// First check if we have to do any work.
size_t nLen = strlen(pszFilename);
if(! ((nLen >= 4 && EQUAL(pszFilename + nLen - 4, ".gdb")) ||
(nLen >= 5 && EQUAL(pszFilename + nLen - 5, ".gdb/"))) )
return NULL;
long hr;
/* Check that the filename is really a directory, to avoid confusion with */
/* Garmin MapSource - gdb format which can be a problem when the FileGDB */
/* driver is loaded as a plugin, and loaded before the GPSBabel driver */
/* (http://trac.osgeo.org/osgeo4w/ticket/245) */
VSIStatBuf stat;
if( CPLStat( pszFilename, &stat ) != 0 || !VSI_ISDIR(stat.st_mode) )
{
return NULL;
}
CPLMutexHolderD(&hMutex);
FGdbDatabaseConnection* pConnection = oMapConnections[pszFilename];
if( pConnection != NULL )
{
if( pConnection->IsFIDHackInProgress() )
{
CPLError(CE_Failure, CPLE_AppDefined,
"Cannot open geodatabase at the moment since it is in 'FID hack mode'");
return NULL;
}
pConnection->m_nRefCount ++;
CPLDebug("FileGDB", "ref_count of %s = %d now", pszFilename,
pConnection->m_nRefCount);
}
else
{
Geodatabase* pGeoDatabase = new Geodatabase;
hr = ::OpenGeodatabase(StringToWString(pszFilename), *pGeoDatabase);
if (FAILED(hr))
{
delete pGeoDatabase;
if( OGRGetDriverByName("OpenFileGDB") != NULL && bUpdate == FALSE )
{
std::wstring fgdb_error_desc_w;
std::string fgdb_error_desc("Unknown error");
fgdbError er;
er = FileGDBAPI::ErrorInfo::GetErrorDescription(static_cast<fgdbError>(hr), fgdb_error_desc_w);
if ( er == S_OK )
{
fgdb_error_desc = WStringToString(fgdb_error_desc_w);
}
CPLDebug("FileGDB", "Cannot open %s with FileGDB driver: %s. Failing silently so OpenFileGDB can be tried",
pszFilename,
fgdb_error_desc.c_str());
}
else
{
GDBErr(hr, "Failed to open Geodatabase");
}
oMapConnections.erase(pszFilename);
return NULL;
}
CPLDebug("FileGDB", "Really opening %s", pszFilename);
pConnection = new FGdbDatabaseConnection(pszFilename, pGeoDatabase);
oMapConnections[pszFilename] = pConnection;
}
FGdbDataSource* pDS;
pDS = new FGdbDataSource(this, pConnection);
if(!pDS->Open( pszFilename, bUpdate, NULL ) )
{
delete pDS;
return NULL;
}
else
{
OGRMutexedDataSource* poMutexedDS =
new OGRMutexedDataSource(pDS, TRUE, hMutex, TRUE);
if( bUpdate )
return OGRCreateEmulatedTransactionDataSourceWrapper(poMutexedDS, this, TRUE, FALSE);
else
return poMutexedDS;
}
}
void CPLErrorV(CPLErr eErrClass, int err_no, const char *fmt, va_list args )
{
CPLErrorContext *psCtx = CPLGetErrorContext();
/* -------------------------------------------------------------------- */
/* Expand the error message */
/* -------------------------------------------------------------------- */
#if defined(HAVE_VSNPRINTF)
{
int nPR;
va_list wrk_args;
#ifdef va_copy
va_copy( wrk_args, args );
#else
wrk_args = args;
#endif
while( ((nPR = vsnprintf( psCtx->szLastErrMsg,
psCtx->nLastErrMsgMax, fmt, wrk_args )) == -1
|| nPR >= psCtx->nLastErrMsgMax-1)
&& psCtx->nLastErrMsgMax < 1000000 )
{
#ifdef va_copy
va_end( wrk_args );
va_copy( wrk_args, args );
#else
wrk_args = args;
#endif
psCtx->nLastErrMsgMax *= 3;
psCtx = (CPLErrorContext *)
CPLRealloc(psCtx, sizeof(CPLErrorContext) - DEFAULT_LAST_ERR_MSG_SIZE + psCtx->nLastErrMsgMax + 1);
CPLSetTLS( CTLS_ERRORCONTEXT, psCtx, TRUE );
}
va_end( wrk_args );
}
#else
vsprintf( psCtx->szLastErrMsg, fmt, args);
#endif
/* -------------------------------------------------------------------- */
/* If the user provided his own error handling function, then */
/* call it, otherwise print the error to stderr and return. */
/* -------------------------------------------------------------------- */
psCtx->nLastErrNo = err_no;
psCtx->eLastErrType = eErrClass;
if( CPLGetConfigOption("CPL_LOG_ERRORS",NULL) != NULL )
CPLDebug( "CPLError", "%s", psCtx->szLastErrMsg );
/* -------------------------------------------------------------------- */
/* Invoke the current error handler. */
/* -------------------------------------------------------------------- */
if( psCtx->psHandlerStack != NULL )
{
psCtx->psHandlerStack->pfnHandler(eErrClass, err_no,
psCtx->szLastErrMsg);
}
else
{
CPLMutexHolderD( &hErrorMutex );
if( pfnErrorHandler != NULL )
pfnErrorHandler(eErrClass, err_no, psCtx->szLastErrMsg);
}
if( eErrClass == CE_Fatal )
abort();
}
void GDALDatasetPool::CloseDataset(const char* pszFileName, GDALAccess eAccess)
{
CPLMutexHolderD( GDALGetphDLMutex() );
singleton->_CloseDataset(pszFileName, eAccess);
}
static bool LoadProjLibrary()
{
CPLMutexHolderD( &hPROJMutex );
return LoadProjLibrary_unlocked();
}
int OGRProj4CT::InitializeNoLock( OGRSpatialReference * poSourceIn,
OGRSpatialReference * poTargetIn )
{
if( poSourceIn == NULL || poTargetIn == NULL )
return FALSE;
poSRSSource = poSourceIn->Clone();
poSRSTarget = poTargetIn->Clone();
bSourceLatLong = CPL_TO_BOOL(poSRSSource->IsGeographic());
bTargetLatLong = CPL_TO_BOOL(poSRSTarget->IsGeographic());
/* -------------------------------------------------------------------- */
/* Setup source and target translations to radians for lat/long */
/* systems. */
/* -------------------------------------------------------------------- */
dfSourceToRadians = DEG_TO_RAD;
bSourceWrap = false;
dfSourceWrapLong = 0.0;
if( bSourceLatLong )
{
OGR_SRSNode *poUNITS = poSRSSource->GetAttrNode( "GEOGCS|UNIT" );
if( poUNITS && poUNITS->GetChildCount() >= 2 )
{
dfSourceToRadians = CPLAtof(poUNITS->GetChild(1)->GetValue());
if( dfSourceToRadians == 0.0 )
dfSourceToRadians = DEG_TO_RAD;
}
}
dfTargetFromRadians = RAD_TO_DEG;
bTargetWrap = false;
dfTargetWrapLong = 0.0;
if( bTargetLatLong )
{
OGR_SRSNode *poUNITS = poSRSTarget->GetAttrNode( "GEOGCS|UNIT" );
if( poUNITS && poUNITS->GetChildCount() >= 2 )
{
double dfTargetToRadians = CPLAtof(poUNITS->GetChild(1)->GetValue());
if( dfTargetToRadians != 0.0 )
dfTargetFromRadians = 1 / dfTargetToRadians;
}
}
/* -------------------------------------------------------------------- */
/* Preliminary logic to setup wrapping. */
/* -------------------------------------------------------------------- */
if( CPLGetConfigOption( "CENTER_LONG", NULL ) != NULL )
{
bSourceWrap = true;
bTargetWrap = true;
dfSourceWrapLong = dfTargetWrapLong =
CPLAtof(CPLGetConfigOption( "CENTER_LONG", "" ));
CPLDebug( "OGRCT", "Wrap at %g.", dfSourceWrapLong );
}
const char *pszCENTER_LONG =
poSRSSource->GetExtension( "GEOGCS", "CENTER_LONG" );
if( pszCENTER_LONG != NULL )
{
dfSourceWrapLong = CPLAtof(pszCENTER_LONG);
bSourceWrap = true;
CPLDebug( "OGRCT", "Wrap source at %g.", dfSourceWrapLong );
}
pszCENTER_LONG = poSRSTarget->GetExtension( "GEOGCS", "CENTER_LONG" );
if( pszCENTER_LONG != NULL )
{
dfTargetWrapLong = CPLAtof(pszCENTER_LONG);
bTargetWrap = true;
CPLDebug( "OGRCT", "Wrap target at %g.", dfTargetWrapLong );
}
bCheckWithInvertProj =
CPLTestBool(CPLGetConfigOption( "CHECK_WITH_INVERT_PROJ", "NO" ));
// The threshold is experimental. Works well with the cases of ticket #2305.
if( bSourceLatLong )
dfThreshold = CPLAtof(CPLGetConfigOption( "THRESHOLD", ".1" ));
else
// 1 works well for most projections, except for +proj=aeqd that
// requires a tolerance of 10000.
dfThreshold = CPLAtof(CPLGetConfigOption( "THRESHOLD", "10000" ));
// OGRThreadSafety: The following variable is not a thread safety issue
// since the only issue is incrementing while accessing which at worse
// means debug output could be one "increment" late.
static int nDebugReportCount = 0;
char *pszSrcProj4Defn = NULL;
if( poSRSSource->exportToProj4( &pszSrcProj4Defn ) != OGRERR_NONE )
{
CPLFree( pszSrcProj4Defn );
return FALSE;
}
if( strlen(pszSrcProj4Defn) == 0 )
{
CPLFree( pszSrcProj4Defn );
CPLError( CE_Failure, CPLE_AppDefined,
"No PROJ.4 translation for source SRS, coordinate\n"
"transformation initialization has failed." );
return FALSE;
}
char *pszDstProj4Defn = NULL;
if( poSRSTarget->exportToProj4( &pszDstProj4Defn ) != OGRERR_NONE )
{
CPLFree( pszSrcProj4Defn );
CPLFree( pszDstProj4Defn );
return FALSE;
}
if( strlen(pszDstProj4Defn) == 0 )
{
CPLFree( pszSrcProj4Defn );
CPLFree( pszDstProj4Defn );
CPLError( CE_Failure, CPLE_AppDefined,
"No PROJ.4 translation for destination SRS, coordinate\n"
"transformation initialization has failed." );
return FALSE;
}
/* -------------------------------------------------------------------- */
/* Optimization to avoid useless nadgrids evaluation. */
/* For example when converting between WGS84 and WebMercator */
/* -------------------------------------------------------------------- */
if( pszSrcProj4Defn[strlen(pszSrcProj4Defn)-1] == ' ' )
pszSrcProj4Defn[strlen(pszSrcProj4Defn)-1] = 0;
if( pszDstProj4Defn[strlen(pszDstProj4Defn)-1] == ' ' )
pszDstProj4Defn[strlen(pszDstProj4Defn)-1] = 0;
char* pszNeedle = strstr(pszSrcProj4Defn, " ");
if( pszNeedle )
memmove(pszNeedle, pszNeedle + 1, strlen(pszNeedle + 1)+1);
pszNeedle = strstr(pszDstProj4Defn, " ");
if( pszNeedle )
memmove(pszNeedle, pszNeedle + 1, strlen(pszNeedle + 1)+1);
if( (strstr(pszSrcProj4Defn, "+datum=WGS84") != NULL ||
strstr(pszSrcProj4Defn, "+ellps=WGS84 +towgs84=0,0,0,0,0,0,0 ") != NULL) &&
strstr(pszDstProj4Defn, "+nadgrids=@null ") != NULL &&
strstr(pszDstProj4Defn, "+towgs84") == NULL )
{
char* pszDst = strstr(pszSrcProj4Defn, "+towgs84=0,0,0,0,0,0,0 ");
if( pszDst != NULL )
{
char *pszSrc = pszDst + strlen("+towgs84=0,0,0,0,0,0,0 ");
memmove(pszDst, pszSrc, strlen(pszSrc)+1);
}
else
{
memcpy(strstr(pszSrcProj4Defn, "+datum=WGS84"), "+ellps", 6);
}
pszDst = strstr(pszDstProj4Defn, "+nadgrids=@null ");
char *pszSrc = pszDst + strlen("+nadgrids=@null ");
memmove(pszDst, pszSrc, strlen(pszSrc)+1);
pszDst = strstr(pszDstProj4Defn, "+wktext ");
if( pszDst )
{
pszSrc = pszDst + strlen("+wktext ");
memmove(pszDst, pszSrc, strlen(pszSrc)+1);
}
//bWGS84ToWebMercator =
// strcmp(pszSrcProj4Defn, "+proj=longlat +ellps=WGS84 +no_defs") == 0 &&
// strcmp(pszDstProj4Defn, "+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +no_defs") == 0;
}
else
if( (strstr(pszDstProj4Defn, "+datum=WGS84") != NULL ||
strstr(pszDstProj4Defn, "+ellps=WGS84 +towgs84=0,0,0,0,0,0,0 ") != NULL) &&
strstr(pszSrcProj4Defn, "+nadgrids=@null ") != NULL &&
strstr(pszSrcProj4Defn, "+towgs84") == NULL )
{
char* pszDst = strstr(pszDstProj4Defn, "+towgs84=0,0,0,0,0,0,0 ");
if( pszDst != NULL)
{
char* pszSrc = pszDst + strlen("+towgs84=0,0,0,0,0,0,0 ");
memmove(pszDst, pszSrc, strlen(pszSrc)+1);
}
else
memcpy(strstr(pszDstProj4Defn, "+datum=WGS84"), "+ellps", 6);
pszDst = strstr(pszSrcProj4Defn, "+nadgrids=@null ");
char* pszSrc = pszDst + strlen("+nadgrids=@null ");
memmove(pszDst, pszSrc, strlen(pszSrc)+1);
pszDst = strstr(pszSrcProj4Defn, "+wktext ");
if( pszDst )
{
pszSrc = pszDst + strlen("+wktext ");
memmove(pszDst, pszSrc, strlen(pszSrc)+1);
}
bWebMercatorToWGS84 =
strcmp(pszDstProj4Defn,
"+proj=longlat +ellps=WGS84 +no_defs") == 0 &&
strcmp(pszSrcProj4Defn,
"+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 "
"+x_0=0.0 +y_0=0 +k=1.0 +units=m +no_defs") == 0;
}
/* -------------------------------------------------------------------- */
/* Establish PROJ.4 handle for source if projection. */
/* -------------------------------------------------------------------- */
if( !bWebMercatorToWGS84 )
{
if (pjctx)
psPJSource = pfn_pj_init_plus_ctx( pjctx, pszSrcProj4Defn );
else
psPJSource = pfn_pj_init_plus( pszSrcProj4Defn );
if( psPJSource == NULL )
{
if( pjctx != NULL)
{
int l_pj_errno = pfn_pj_ctx_get_errno(pjctx);
/* pfn_pj_strerrno not yet thread-safe in PROJ 4.8.0 */
CPLMutexHolderD(&hPROJMutex);
CPLError( CE_Failure, CPLE_NotSupported,
"Failed to initialize PROJ.4 with `%s'.\n%s",
pszSrcProj4Defn, pfn_pj_strerrno(l_pj_errno) );
}
else if( pfn_pj_get_errno_ref != NULL
&& pfn_pj_strerrno != NULL )
{
int *p_pj_errno = pfn_pj_get_errno_ref();
CPLError( CE_Failure, CPLE_NotSupported,
"Failed to initialize PROJ.4 with `%s'.\n%s",
pszSrcProj4Defn, pfn_pj_strerrno(*p_pj_errno) );
}
else
{
CPLError( CE_Failure, CPLE_NotSupported,
"Failed to initialize PROJ.4 with `%s'.\n",
pszSrcProj4Defn );
}
}
}
if( nDebugReportCount < 10 )
CPLDebug( "OGRCT", "Source: %s", pszSrcProj4Defn );
if( !bWebMercatorToWGS84 && psPJSource == NULL )
{
CPLFree( pszSrcProj4Defn );
CPLFree( pszDstProj4Defn );
return FALSE;
}
/* -------------------------------------------------------------------- */
/* Establish PROJ.4 handle for target if projection. */
/* -------------------------------------------------------------------- */
if( !bWebMercatorToWGS84 )
{
if (pjctx)
psPJTarget = pfn_pj_init_plus_ctx( pjctx, pszDstProj4Defn );
else
psPJTarget = pfn_pj_init_plus( pszDstProj4Defn );
if( psPJTarget == NULL )
CPLError( CE_Failure, CPLE_NotSupported,
"Failed to initialize PROJ.4 with `%s'.",
pszDstProj4Defn );
}
if( nDebugReportCount < 10 )
{
CPLDebug( "OGRCT", "Target: %s", pszDstProj4Defn );
nDebugReportCount++;
}
if( !bWebMercatorToWGS84 && psPJTarget == NULL )
{
CPLFree( pszSrcProj4Defn );
CPLFree( pszDstProj4Defn );
return FALSE;
}
/* Determine if we really have a transformation to do */
bIdentityTransform = strcmp(pszSrcProj4Defn, pszDstProj4Defn) == 0;
#if 0
/* In case of identity transform, under the following conditions, */
/* we can also avoid transforming from degrees <--> radians. */
if( bIdentityTransform && bSourceLatLong && !bSourceWrap &&
bTargetLatLong && !bTargetWrap &&
fabs(dfSourceToRadians * dfTargetFromRadians - 1.0) < 1e-10 )
{
// bSourceLatLong = false;
// bTargetLatLong = false;
}
#endif
CPLFree( pszSrcProj4Defn );
CPLFree( pszDstProj4Defn );
return TRUE;
}
OGRDataSource *FGdbDriver::Open( const char* pszFilename, int bUpdate )
{
// First check if we have to do any work.
int nLen = strlen(pszFilename);
if(! ((nLen >= 4 && EQUAL(pszFilename + nLen - 4, ".gdb")) ||
(nLen >= 5 && EQUAL(pszFilename + nLen - 5, ".gdb/"))) )
return NULL;
long hr;
/* Check that the filename is really a directory, to avoid confusion with */
/* Garmin MapSource - gdb format which can be a problem when the FileGDB */
/* driver is loaded as a plugin, and loaded before the GPSBabel driver */
/* (http://trac.osgeo.org/osgeo4w/ticket/245) */
VSIStatBuf stat;
if( CPLStat( pszFilename, &stat ) != 0 || !VSI_ISDIR(stat.st_mode) )
{
return NULL;
}
CPLMutexHolderD(&hMutex);
Geodatabase* pGeoDatabase = NULL;
FGdbDatabaseConnection* pConnection = oMapConnections[pszFilename];
if( pConnection != NULL )
{
pGeoDatabase = pConnection->m_pGeodatabase;
pConnection->m_nRefCount ++;
CPLDebug("FileGDB", "ref_count of %s = %d now", pszFilename,
pConnection->m_nRefCount);
}
else
{
pGeoDatabase = new Geodatabase;
hr = ::OpenGeodatabase(StringToWString(pszFilename), *pGeoDatabase);
if (FAILED(hr) || pGeoDatabase == NULL)
{
delete pGeoDatabase;
GDBErr(hr, "Failed to open Geodatabase");
return NULL;
}
CPLDebug("FileGDB", "Really opening %s", pszFilename);
oMapConnections[pszFilename] = new FGdbDatabaseConnection(pGeoDatabase);
}
FGdbDataSource* pDS;
pDS = new FGdbDataSource(this);
if(!pDS->Open( pGeoDatabase, pszFilename, bUpdate ) )
{
delete pDS;
return NULL;
}
else
return new OGRMutexedDataSource(pDS, TRUE, hMutex);
}
OGRDataSource* FGdbDriver::CreateDataSource( const char * conn,
char **papszOptions)
{
long hr;
Geodatabase *pGeodatabase;
std::wstring wconn = StringToWString(conn);
int bUpdate = TRUE; // If we're creating, we must be writing.
VSIStatBuf stat;
CPLMutexHolderD(&hMutex);
/* We don't support options yet, so warn if they send us some */
if ( papszOptions )
{
/* TODO: warning, ignoring options */
}
/* Only accept names of form "filename.gdb" and */
/* also .gdb.zip to be able to return FGDB with MapServer OGR output (#4199) */
const char* pszExt = CPLGetExtension(conn);
if ( !(EQUAL(pszExt,"gdb") || EQUAL(pszExt, "zip")) )
{
CPLError( CE_Failure, CPLE_AppDefined,
"FGDB data source name must use 'gdb' extension.\n" );
return NULL;
}
/* Don't try to create on top of something already there */
if( CPLStat( conn, &stat ) == 0 )
{
CPLError( CE_Failure, CPLE_AppDefined,
"%s already exists.\n", conn );
return NULL;
}
/* Try to create the geodatabase */
pGeodatabase = new Geodatabase; // Create on heap so we can store it in the Datasource
hr = CreateGeodatabase(wconn, *pGeodatabase);
/* Handle creation errors */
if ( S_OK != hr )
{
const char *errstr = "Error creating geodatabase (%s).\n";
if ( hr == -2147220653 )
errstr = "File already exists (%s).\n";
delete pGeodatabase;
CPLError( CE_Failure, CPLE_AppDefined, errstr, conn );
return NULL;
}
oMapConnections[conn] = new FGdbDatabaseConnection(pGeodatabase);
/* Ready to embed the Geodatabase in an OGR Datasource */
FGdbDataSource* pDS = new FGdbDataSource(this);
if ( ! pDS->Open(pGeodatabase, conn, bUpdate) )
{
delete pDS;
return NULL;
}
else
return new OGRMutexedDataSource(pDS, TRUE, hMutex);
}
void * VSIRealloc( void * pData, size_t nNewSize )
{
#ifdef DEBUG_VSIMALLOC
if (pData == NULL)
return VSIMalloc(nNewSize);
char* ptr = ((char*)pData) - 2 * sizeof(void*);
VSICheckMarkerBegin(ptr);
size_t nOldSize;
memcpy(&nOldSize, ptr + sizeof(void*), sizeof(void*));
VSICheckMarkerEnd(ptr, 2 * sizeof(void*) + nOldSize);
ptr[2 * sizeof(void*) + nOldSize + 0] = 'I';
ptr[2 * sizeof(void*) + nOldSize + 1] = 'S';
ptr[2 * sizeof(void*) + nOldSize + 2] = 'V';
ptr[2 * sizeof(void*) + nOldSize + 3] = 'E';
if (nMaxPeakAllocSize < 0)
{
char* pszMaxPeakAllocSize = getenv("CPL_MAX_PEAK_ALLOC_SIZE");
nMaxPeakAllocSize = (pszMaxPeakAllocSize) ? atoi(pszMaxPeakAllocSize) : 0;
}
if (nMaxPeakAllocSize > 0 && (GIntBig)nNewSize > nMaxPeakAllocSize)
return NULL;
#ifdef DEBUG_VSIMALLOC_STATS
if (nMaxCumulAllocSize > 0 && (GIntBig)nCurrentTotalAllocs + (GIntBig)nNewSize - (GIntBig)nOldSize > nMaxCumulAllocSize)
return NULL;
#endif
#ifdef DEBUG_VSIMALLOC_MPROTECT
char* newptr = NULL;
size_t nPageSize = getpagesize();
posix_memalign((void**)&newptr, nPageSize, (nNewSize + 3 * sizeof(void*) + nPageSize - 1) & ~(nPageSize - 1));
if (newptr == NULL)
{
ptr[2 * sizeof(void*) + nOldSize + 0] = 'E';
ptr[2 * sizeof(void*) + nOldSize + 1] = 'V';
ptr[2 * sizeof(void*) + nOldSize + 2] = 'S';
ptr[2 * sizeof(void*) + nOldSize + 3] = 'I';
return NULL;
}
memcpy(newptr + 2 * sizeof(void*), pData, nOldSize);
ptr[0] = 'M';
ptr[1] = 'I';
ptr[2] = 'S';
ptr[3] = 'V';
free(ptr);
newptr[0] = 'V';
newptr[1] = 'S';
newptr[2] = 'I';
newptr[3] = 'M';
#else
void* newptr = realloc(ptr, nNewSize + 3 * sizeof(void*));
if (newptr == NULL)
{
ptr[2 * sizeof(void*) + nOldSize + 0] = 'E';
ptr[2 * sizeof(void*) + nOldSize + 1] = 'V';
ptr[2 * sizeof(void*) + nOldSize + 2] = 'S';
ptr[2 * sizeof(void*) + nOldSize + 3] = 'I';
return NULL;
}
#endif
ptr = (char*) newptr;
memcpy(ptr + sizeof(void*), &nNewSize, sizeof(void*));
ptr[2 * sizeof(void*) + nNewSize + 0] = 'E';
ptr[2 * sizeof(void*) + nNewSize + 1] = 'V';
ptr[2 * sizeof(void*) + nNewSize + 2] = 'S';
ptr[2 * sizeof(void*) + nNewSize + 3] = 'I';
#if defined(DEBUG_VSIMALLOC_STATS) || defined(DEBUG_VSIMALLOC_VERBOSE)
{
CPLMutexHolderD(&hMemStatMutex);
#ifdef DEBUG_VSIMALLOC_VERBOSE
fprintf(stderr, "Thread[%p] VSIRealloc(%p, %d) = %p\n",
(void*)CPLGetPID(), pData, (int)nNewSize, ptr + 2 * sizeof(void*));
#endif
#ifdef DEBUG_VSIMALLOC_STATS
nVSIReallocs ++;
nCurrentTotalAllocs -= nOldSize;
nCurrentTotalAllocs += nNewSize;
if (nCurrentTotalAllocs > nMaxTotalAllocs)
nMaxTotalAllocs = nCurrentTotalAllocs;
#endif
}
#endif
return ptr + 2 * sizeof(void*);
#else
return( realloc( pData, nNewSize ) );
#endif
}
const char *PamAllocateProxy( const char *pszOriginal )
{
InitProxyDB();
if( poProxyDB == NULL )
return NULL;
CPLMutexHolderD( &hProxyDBLock );
poProxyDB->CheckLoadDB();
/* -------------------------------------------------------------------- */
/* Form the proxy filename based on the original path if */
/* possible, but dummy out any questionable characters, path */
/* delimiters and such. This is intended to make the proxy */
/* name be identifiable by folks digging around in the proxy */
/* database directory. */
/* */
/* We also need to be careful about length. */
/* -------------------------------------------------------------------- */
CPLString osRevProxyFile;
int i;
i = strlen(pszOriginal) - 1;
while( i >= 0 && osRevProxyFile.size() < 220 )
{
if( i > 6 && EQUALN(pszOriginal+i-5,":::OVR",6) )
i -= 6;
// make some effort to break long names at path delimiters.
if( (pszOriginal[i] == '/' || pszOriginal[i] == '\\')
&& osRevProxyFile.size() > 200 )
break;
if( (pszOriginal[i] >= 'A' && pszOriginal[i] <= 'Z')
|| (pszOriginal[i] >= 'a' && pszOriginal[i] <= 'z')
|| (pszOriginal[i] >= '0' && pszOriginal[i] <= '9')
|| pszOriginal[i] == '.' )
osRevProxyFile += pszOriginal[i];
else
osRevProxyFile += '_';
i--;
}
CPLString osOriginal = pszOriginal;
CPLString osProxy;
CPLString osCounter;
osProxy = poProxyDB->osProxyDBDir + "/";
osCounter.Printf( "%06d_", poProxyDB->nUpdateCounter++ );
osProxy += osCounter;
for( i = osRevProxyFile.size()-1; i >= 0; i-- )
osProxy += osRevProxyFile[i];
if( osOriginal.find(":::OVR") != CPLString::npos )
osProxy += ".ovr";
else
osProxy += ".aux.xml";
/* -------------------------------------------------------------------- */
/* Add the proxy and the original to the proxy list and resave */
/* the database. */
/* -------------------------------------------------------------------- */
poProxyDB->aosOriginalFiles.push_back( osOriginal );
poProxyDB->aosProxyFiles.push_back( osProxy );
poProxyDB->SaveDB();
return PamGetProxy( pszOriginal );
}
OGRErr OGRDataSource::ProcessSQLCreateIndex( const char *pszSQLCommand )
{
char **papszTokens = CSLTokenizeString( pszSQLCommand );
/* -------------------------------------------------------------------- */
/* Do some general syntax checking. */
/* -------------------------------------------------------------------- */
if( CSLCount(papszTokens) != 6
|| !EQUAL(papszTokens[0],"CREATE")
|| !EQUAL(papszTokens[1],"INDEX")
|| !EQUAL(papszTokens[2],"ON")
|| !EQUAL(papszTokens[4],"USING") )
{
CSLDestroy( papszTokens );
CPLError( CE_Failure, CPLE_AppDefined,
"Syntax error in CREATE INDEX command.\n"
"Was '%s'\n"
"Should be of form 'CREATE INDEX ON <table> USING <field>'",
pszSQLCommand );
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Find the named layer. */
/* -------------------------------------------------------------------- */
int i;
OGRLayer *poLayer = NULL;
{
CPLMutexHolderD( &m_hMutex );
for( i = 0; i < GetLayerCount(); i++ )
{
poLayer = GetLayer(i);
if( EQUAL(poLayer->GetLayerDefn()->GetName(),papszTokens[3]) )
break;
}
if( i >= GetLayerCount() )
{
CPLError( CE_Failure, CPLE_AppDefined,
"CREATE INDEX ON failed, no such layer as `%s'.",
papszTokens[3] );
CSLDestroy( papszTokens );
return OGRERR_FAILURE;
}
}
/* -------------------------------------------------------------------- */
/* Does this layer even support attribute indexes? */
/* -------------------------------------------------------------------- */
if( poLayer->GetIndex() == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"CREATE INDEX ON not supported by this driver." );
CSLDestroy( papszTokens );
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Find the named field. */
/* -------------------------------------------------------------------- */
for( i = 0; i < poLayer->GetLayerDefn()->GetFieldCount(); i++ )
{
if( EQUAL(papszTokens[5],
poLayer->GetLayerDefn()->GetFieldDefn(i)->GetNameRef()) )
break;
}
CSLDestroy( papszTokens );
if( i >= poLayer->GetLayerDefn()->GetFieldCount() )
{
CPLError( CE_Failure, CPLE_AppDefined,
"`%s' failed, field not found.",
pszSQLCommand );
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Attempt to create the index. */
/* -------------------------------------------------------------------- */
OGRErr eErr;
eErr = poLayer->GetIndex()->CreateIndex( i );
if( eErr == OGRERR_NONE )
eErr = poLayer->GetIndex()->IndexAllFeatures( i );
return eErr;
}
void CPLErrorV(CPLErr eErrClass, int err_no, const char *fmt, va_list args )
{
CPLErrorContext *psCtx = CPLGetErrorContext();
if (psCtx->nFailureIntoWarning > 0 && eErrClass == CE_Failure)
eErrClass = CE_Warning;
/* -------------------------------------------------------------------- */
/* Expand the error message */
/* -------------------------------------------------------------------- */
#if defined(HAVE_VSNPRINTF)
{
int nPR;
va_list wrk_args;
#ifdef va_copy
va_copy( wrk_args, args );
#else
wrk_args = args;
#endif
/* -------------------------------------------------------------------- */
/* If CPL_ACCUM_ERROR_MSG=ON accumulate the error messages, */
/* rather than just replacing the last error message. */
/* -------------------------------------------------------------------- */
int nPreviousSize = 0;
if ( psCtx->psHandlerStack != NULL &&
EQUAL(CPLGetConfigOption( "CPL_ACCUM_ERROR_MSG", "" ), "ON"))
{
nPreviousSize = strlen(psCtx->szLastErrMsg);
if (nPreviousSize)
{
if (nPreviousSize + 1 + 1 >= psCtx->nLastErrMsgMax)
{
psCtx->nLastErrMsgMax *= 3;
psCtx = (CPLErrorContext *)
CPLRealloc(psCtx, sizeof(CPLErrorContext) - DEFAULT_LAST_ERR_MSG_SIZE + psCtx->nLastErrMsgMax + 1);
CPLSetTLS( CTLS_ERRORCONTEXT, psCtx, TRUE );
}
psCtx->szLastErrMsg[nPreviousSize] = '\n';
psCtx->szLastErrMsg[nPreviousSize+1] = '0';
nPreviousSize ++;
}
}
while( ((nPR = CPLvsnprintf( psCtx->szLastErrMsg+nPreviousSize,
psCtx->nLastErrMsgMax-nPreviousSize, fmt, wrk_args )) == -1
|| nPR >= psCtx->nLastErrMsgMax-nPreviousSize-1)
&& psCtx->nLastErrMsgMax < 1000000 )
{
#ifdef va_copy
va_end( wrk_args );
va_copy( wrk_args, args );
#else
wrk_args = args;
#endif
psCtx->nLastErrMsgMax *= 3;
psCtx = (CPLErrorContext *)
CPLRealloc(psCtx, sizeof(CPLErrorContext) - DEFAULT_LAST_ERR_MSG_SIZE + psCtx->nLastErrMsgMax + 1);
CPLSetTLS( CTLS_ERRORCONTEXT, psCtx, TRUE );
}
va_end( wrk_args );
}
#else
// !HAVE_VSNPRINTF
CPLvsnprintf( psCtx->szLastErrMsg, psCtx->nLastErrMsgMax, fmt, args);
#endif
/* -------------------------------------------------------------------- */
/* Obfuscate any password in error message */
/* -------------------------------------------------------------------- */
char* pszPassword = strstr(psCtx->szLastErrMsg, "password="******"password="******"CPL_LOG_ERRORS",NULL) != NULL )
CPLDebug( "CPLError", "%s", psCtx->szLastErrMsg );
/* -------------------------------------------------------------------- */
/* Invoke the current error handler. */
/* -------------------------------------------------------------------- */
if( psCtx->psHandlerStack != NULL )
{
psCtx->psHandlerStack->pfnHandler(eErrClass, err_no,
psCtx->szLastErrMsg);
}
else
{
CPLMutexHolderD( &hErrorMutex );
if( pfnErrorHandler != NULL )
pfnErrorHandler(eErrClass, err_no, psCtx->szLastErrMsg);
}
if( eErrClass == CE_Fatal )
abort();
}
OGRErr OGRDataSource::ProcessSQLDropIndex( const char *pszSQLCommand )
{
char **papszTokens = CSLTokenizeString( pszSQLCommand );
/* -------------------------------------------------------------------- */
/* Do some general syntax checking. */
/* -------------------------------------------------------------------- */
if( (CSLCount(papszTokens) != 4 && CSLCount(papszTokens) != 6)
|| !EQUAL(papszTokens[0],"DROP")
|| !EQUAL(papszTokens[1],"INDEX")
|| !EQUAL(papszTokens[2],"ON")
|| (CSLCount(papszTokens) == 6 && !EQUAL(papszTokens[4],"USING")) )
{
CSLDestroy( papszTokens );
CPLError( CE_Failure, CPLE_AppDefined,
"Syntax error in DROP INDEX command.\n"
"Was '%s'\n"
"Should be of form 'DROP INDEX ON <table> [USING <field>]'",
pszSQLCommand );
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Find the named layer. */
/* -------------------------------------------------------------------- */
int i;
OGRLayer *poLayer=NULL;
{
CPLMutexHolderD( &m_hMutex );
for( i = 0; i < GetLayerCount(); i++ )
{
poLayer = GetLayer(i);
if( EQUAL(poLayer->GetLayerDefn()->GetName(),papszTokens[3]) )
break;
}
if( i >= GetLayerCount() )
{
CPLError( CE_Failure, CPLE_AppDefined,
"CREATE INDEX ON failed, no such layer as `%s'.",
papszTokens[3] );
CSLDestroy( papszTokens );
return OGRERR_FAILURE;
}
}
/* -------------------------------------------------------------------- */
/* Does this layer even support attribute indexes? */
/* -------------------------------------------------------------------- */
if( poLayer->GetIndex() == NULL )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Indexes not supported by this driver." );
CSLDestroy( papszTokens );
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* If we weren't given a field name, drop all indexes. */
/* -------------------------------------------------------------------- */
OGRErr eErr;
if( CSLCount(papszTokens) == 4 )
{
for( i = 0; i < poLayer->GetLayerDefn()->GetFieldCount(); i++ )
{
OGRAttrIndex *poAttrIndex;
poAttrIndex = poLayer->GetIndex()->GetFieldIndex(i);
if( poAttrIndex != NULL )
{
eErr = poLayer->GetIndex()->DropIndex( i );
if( eErr != OGRERR_NONE )
return eErr;
}
}
CSLDestroy(papszTokens);
return OGRERR_NONE;
}
/* -------------------------------------------------------------------- */
/* Find the named field. */
/* -------------------------------------------------------------------- */
for( i = 0; i < poLayer->GetLayerDefn()->GetFieldCount(); i++ )
{
if( EQUAL(papszTokens[5],
poLayer->GetLayerDefn()->GetFieldDefn(i)->GetNameRef()) )
break;
}
CSLDestroy( papszTokens );
if( i >= poLayer->GetLayerDefn()->GetFieldCount() )
{
CPLError( CE_Failure, CPLE_AppDefined,
"`%s' failed, field not found.",
pszSQLCommand );
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Attempt to drop the index. */
/* -------------------------------------------------------------------- */
eErr = poLayer->GetIndex()->DropIndex( i );
return eErr;
}
GDALDataset *GRIBDataset::Open( GDALOpenInfo * poOpenInfo )
{
if( !Identify(poOpenInfo) )
return NULL;
/* -------------------------------------------------------------------- */
/* A fast "probe" on the header that is partially read in memory. */
/* -------------------------------------------------------------------- */
char *buff = NULL;
uInt4 buffLen = 0;
sInt4 sect0[SECT0LEN_WORD];
uInt4 gribLen;
int version;
// grib is not thread safe, make sure not to cause problems
// for other thread safe formats
static void *mutex = 0;
CPLMutexHolderD(&mutex);
MemoryDataSource mds (poOpenInfo->pabyHeader, poOpenInfo->nHeaderBytes);
if (ReadSECT0 (mds, &buff, &buffLen, -1, sect0, &gribLen, &version) < 0) {
free (buff);
char * errMsg = errSprintf(NULL);
if( errMsg != NULL && strstr(errMsg,"Ran out of file") == NULL )
CPLDebug( "GRIB", "%s", errMsg );
free(errMsg);
return NULL;
}
free(buff);
/* -------------------------------------------------------------------- */
/* Confirm the requested access is supported. */
/* -------------------------------------------------------------------- */
if( poOpenInfo->eAccess == GA_Update )
{
CPLError( CE_Failure, CPLE_NotSupported,
"The GRIB driver does not support update access to existing"
" datasets.\n" );
return NULL;
}
/* -------------------------------------------------------------------- */
/* Create a corresponding GDALDataset. */
/* -------------------------------------------------------------------- */
GRIBDataset *poDS;
poDS = new GRIBDataset();
poDS->fp = VSIFOpenL( poOpenInfo->pszFilename, "r" );
/* Check the return values */
if (!poDS->fp) {
// we have no FP, so we don't have anywhere to read from
char * errMsg = errSprintf(NULL);
if( errMsg != NULL )
CPLDebug( "GRIB", "%s", errMsg );
free(errMsg);
CPLError( CE_Failure, CPLE_OpenFailed, "Error (%d) opening file %s", errno, poOpenInfo->pszFilename);
delete poDS;
return NULL;
}
/* -------------------------------------------------------------------- */
/* Read the header. */
/* -------------------------------------------------------------------- */
/* -------------------------------------------------------------------- */
/* Make an inventory of the GRIB file. */
/* The inventory does not contain all the information needed for */
/* creating the RasterBands (especially the x and y size), therefore */
/* the first GRIB band is also read for some additional metadata. */
/* The band-data that is read is stored into the first RasterBand, */
/* simply so that the same portion of the file is not read twice. */
/* -------------------------------------------------------------------- */
VSIFSeekL( poDS->fp, 0, SEEK_SET );
FileDataSource grib_fp (poDS->fp);
inventoryType *Inv = NULL; /* Contains an GRIB2 message inventory of the file */
uInt4 LenInv = 0; /* size of Inv (also # of GRIB2 messages) */
int msgNum =0; /* The messageNumber during the inventory. */
if (GRIB2Inventory (grib_fp, &Inv, &LenInv, 0, &msgNum) <= 0 )
{
char * errMsg = errSprintf(NULL);
if( errMsg != NULL )
CPLDebug( "GRIB", "%s", errMsg );
free(errMsg);
CPLError( CE_Failure, CPLE_OpenFailed,
"%s is a grib file, but no raster dataset was successfully identified.",
poOpenInfo->pszFilename );
delete poDS;
return NULL;
}
/* -------------------------------------------------------------------- */
/* Create band objects. */
/* -------------------------------------------------------------------- */
for (uInt4 i = 0; i < LenInv; ++i)
{
uInt4 bandNr = i+1;
if (bandNr == 1)
{
// important: set DataSet extents before creating first RasterBand in it
double * data = NULL;
grib_MetaData* metaData;
GRIBRasterBand::ReadGribData(grib_fp, 0, Inv[i].subgNum, &data, &metaData);
if (data == 0 || metaData->gds.Nx < 1 || metaData->gds.Ny < 1)
{
CPLError( CE_Failure, CPLE_OpenFailed,
"%s is a grib file, but no raster dataset was successfully identified.",
poOpenInfo->pszFilename );
delete poDS;
return NULL;
}
poDS->SetGribMetaData(metaData); // set the DataSet's x,y size, georeference and projection from the first GRIB band
GRIBRasterBand* gribBand = new GRIBRasterBand( poDS, bandNr, Inv+i);
if( Inv->GribVersion == 2 )
gribBand->FindPDSTemplate();
gribBand->m_Grib_Data = data;
gribBand->m_Grib_MetaData = metaData;
poDS->SetBand( bandNr, gribBand);
}
else
poDS->SetBand( bandNr, new GRIBRasterBand( poDS, bandNr, Inv+i ));
GRIB2InventoryFree (Inv + i);
}
free (Inv);
/* -------------------------------------------------------------------- */
/* Initialize any PAM information. */
/* -------------------------------------------------------------------- */
poDS->SetDescription( poOpenInfo->pszFilename );
poDS->TryLoadXML();
return( poDS );
}
int NASReader::SetupParser()
{
{
CPLMutexHolderD(&hMutex);
static int bXercesInitialized = -1;
if( bXercesInitialized < 0)
{
try
{
XMLPlatformUtils::Initialize();
}
catch (const XMLException& toCatch)
{
CPLError( CE_Warning, CPLE_AppDefined,
"Exception initializing Xerces based GML reader.\n%s",
tr_strdup(toCatch.getMessage()) );
bXercesInitialized = FALSE;
return FALSE;
}
bXercesInitialized = TRUE;
}
if( !bXercesInitialized )
return FALSE;
}
// Cleanup any old parser.
if( m_poSAXReader != NULL )
CleanupParser();
// Create and initialize parser.
XMLCh* xmlUriValid = NULL;
XMLCh* xmlUriNS = NULL;
try{
m_poSAXReader = XMLReaderFactory::createXMLReader();
m_poNASHandler = new NASHandler( this );
m_poSAXReader->setContentHandler( m_poNASHandler );
m_poSAXReader->setErrorHandler( m_poNASHandler );
m_poSAXReader->setLexicalHandler( m_poNASHandler );
m_poSAXReader->setEntityResolver( m_poNASHandler );
m_poSAXReader->setDTDHandler( m_poNASHandler );
xmlUriValid = XMLString::transcode("http://xml.org/sax/features/validation");
xmlUriNS = XMLString::transcode("http://xml.org/sax/features/namespaces");
#if (OGR_GML_VALIDATION)
m_poSAXReader->setFeature( xmlUriValid, true);
m_poSAXReader->setFeature( xmlUriNS, true);
m_poSAXReader->setFeature( XMLUni::fgSAX2CoreNameSpaces, true );
m_poSAXReader->setFeature( XMLUni::fgXercesSchema, true );
// m_poSAXReader->setDoSchema(true);
// m_poSAXReader->setValidationSchemaFullChecking(true);
#else
m_poSAXReader->setFeature( XMLUni::fgSAX2CoreValidation, false);
#if XERCES_VERSION_MAJOR >= 3
m_poSAXReader->setFeature( XMLUni::fgXercesSchema, false);
#else
m_poSAXReader->setFeature( XMLUni::fgSAX2CoreNameSpaces, false);
#endif
#endif
XMLString::release( &xmlUriValid );
XMLString::release( &xmlUriNS );
}
catch (...)
{
XMLString::release( &xmlUriValid );
XMLString::release( &xmlUriNS );
CPLError( CE_Warning, CPLE_AppDefined,
"Exception initializing Xerces based GML reader.\n" );
return FALSE;
}
m_bReadStarted = FALSE;
// Push an empty state.
PushState( new GMLReadState() );
return TRUE;
}