void WXMPFiles_IncrementRefCount_1 ( XMPFilesRef xmpFilesRef )
{
WXMP_Result * wResult = &voidResult; // ! Needed to "fool" the EnterWrapper macro.
XMP_ENTER_WRAPPER ( "WXMPFiles_IncrementRefCount_1" )
XMPFiles * thiz = (XMPFiles*)xmpFilesRef;
++thiz->clientRefs;
XMP_Assert ( thiz->clientRefs > 0 );
XMP_EXIT_WRAPPER_NO_THROW
}
void XMP_ProgressTracker::WorkComplete ()
{
if ( this->totalWork == 0.0 ) this->totalWork = 1.0; // Force non-zero fraction done.
this->workDone = this->totalWork;
XMP_Assert ( this->workDone > 0.0 ); // Needed in NotifyClient for start/stop case.
this->NotifyClient ( this->cbInfo.sendStartStop );
this->workInProgress = false;
} // XMP_ProgressTracker::WorkComplete
XMP_ProgressTracker::XMP_ProgressTracker ( const CallbackInfo & _cbInfo )
{
this->Clear();
if ( _cbInfo.clientProc == 0 ) return;
XMP_Assert ( _cbInfo.wrapperProc != 0 );
this->cbInfo = _cbInfo;
if ( this->cbInfo.interval < 0.0 ) this->cbInfo.interval = 1.0;
} // XMP_ProgressTracker::XMP_ProgressTracker
void
WXMPMeta_CTor_1 ( WXMP_Result * wResult )
{
XMP_ENTER_WRAPPER ( "WXMPMeta_CTor_1" )
XMPMeta * xmpObj = new XMPMeta();
++xmpObj->clientRefs;
XMP_Assert ( xmpObj->clientRefs == 1 );
wResult->ptrResult = XMPMetaRef ( xmpObj );
XMP_EXIT_WRAPPER
}
void
WXMPMeta_CTor_1 ( WXMP_Result * wResult )
{
XMP_ENTER_Static ( "WXMPMeta_CTor_1" ) // No lib object yet, use the static entry.
XMPMeta * xmpObj = new XMPMeta();
++xmpObj->clientRefs;
XMP_Assert ( xmpObj->clientRefs == 1 );
wResult->ptrResult = XMPMetaRef ( xmpObj );
XMP_EXIT
}
static void StartElementHandler ( void * userData, XMP_StringPtr name, XMP_StringPtr* attrs )
{
XMP_Assert ( attrs != 0 );
ExpatAdapter * thiz = (ExpatAdapter*)userData;
size_t attrCount = 0;
for ( XMP_StringPtr* a = attrs; *a != 0; ++a ) ++attrCount;
if ( (attrCount & 1) != 0 ) XMP_Throw ( "Expat attribute info has odd length", kXMPErr_ExternalFailure );
attrCount = attrCount/2; // They are name/value pairs.
#if XMP_DebugBuild & DumpXMLParseEvents
if ( thiz->parseLog != 0 ) {
PrintIndent ( thiz->parseLog, thiz->elemNesting );
fprintf ( thiz->parseLog, "StartElement: %s, %d attrs", name, attrCount );
for ( XMP_StringPtr* attr = attrs; *attr != 0; attr += 2 ) {
XMP_StringPtr attrName = *attr;
XMP_StringPtr attrValue = *(attr+1);
fprintf ( thiz->parseLog, ", %s = \"%s\"", attrName, attrValue );
}
fprintf ( thiz->parseLog, "\n" );
}
#endif
XML_Node * parentNode = thiz->parseStack.back();
XML_Node * elemNode = new XML_Node ( parentNode, "", kElemNode );
SetQualName ( name, elemNode );
for ( XMP_StringPtr* attr = attrs; *attr != 0; attr += 2 ) {
XMP_StringPtr attrName = *attr;
XMP_StringPtr attrValue = *(attr+1);
XML_Node * attrNode = new XML_Node ( elemNode, "", kAttrNode );
SetQualName ( attrName, attrNode );
attrNode->value = attrValue;
if ( attrNode->name == "xml:lang" ) NormalizeLangValue ( &attrNode->value );
elemNode->attrs.push_back ( attrNode );
}
parentNode->content.push_back ( elemNode );
thiz->parseStack.push_back ( elemNode );
if ( elemNode->name == "rdf:RDF" ) {
thiz->rootNode = elemNode;
++thiz->rootCount;
}
#if XMP_DebugBuild
++thiz->elemNesting;
#endif
} // StartElementHandler
void XMPFiles_IO::Truncate ( XMP_Int64 length )
{
XMP_FILESIO_START
XMP_Assert ( this->fileRef != Host_IO::noFileRef );
XMP_Assert ( this->currOffset == Host_IO::Offset ( this->fileRef ) );
XMP_Assert ( this->currLength == Host_IO::Length ( this->fileRef ) );
if ( this->readOnly )
XMP_Throw ( "New_XMPFiles_IO, truncate not permitted on read only file", kXMPErr_FilePermission );
XMP_Enforce ( length <= this->currLength );
Host_IO::SetEOF ( this->fileRef, length );
this->currLength = length;
if ( this->currOffset > this->currLength ) this->currOffset = this->currLength;
// ! Seek to the expected offset, some versions of Host_IO::SetEOF implicitly seek to EOF.
Host_IO::Seek ( this->fileRef, this->currOffset, kXMP_SeekFromStart );
XMP_Assert ( this->currOffset == Host_IO::Offset ( this->fileRef ) );
XMP_FILESIO_END1 ( kXMPErrSev_FileFatal )
} // XMPFiles_IO::Truncate
XMP_Uns32 XMPFiles_IO::Read ( void * buffer, XMP_Uns32 count, bool readAll /* = false */ )
{
XMP_FILESIO_START
XMP_Assert ( this->fileRef != Host_IO::noFileRef );
XMP_Assert ( this->currOffset == Host_IO::Offset ( this->fileRef ) );
XMP_Assert ( this->currLength == Host_IO::Length ( this->fileRef ) );
XMP_Assert ( this->currOffset <= this->currLength );
if ( count > (this->currLength - this->currOffset) ) {
if ( readAll ) XMP_Throw ( "XMPFiles_IO::Read, not enough data", kXMPErr_EnforceFailure );
count = (XMP_Uns32) (this->currLength - this->currOffset);
}
XMP_Uns32 amountRead = Host_IO::Read ( this->fileRef, buffer, count );
XMP_Enforce ( amountRead == count );
this->currOffset += amountRead;
return amountRead;
XMP_FILESIO_END1 ( kXMPErrSev_FileFatal )
return 0;
} // XMPFiles_IO::Read
bool XMP_NamespaceTable::Define ( XMP_StringPtr _uri, XMP_StringPtr _suggPrefix,
XMP_StringPtr * prefixPtr, XMP_StringLen * prefixLen )
{
XMP_AutoLock tableLock ( &this->lock, kXMP_WriteLock );
bool prefixMatches = false;
XMP_Assert ( (_uri != 0) && (*_uri != 0) && (_suggPrefix != 0) && (*_suggPrefix != 0) );
XMP_VarString uri ( _uri );
XMP_VarString suggPrefix ( _suggPrefix );
if ( suggPrefix[suggPrefix.size()-1] != ':' ) suggPrefix += ':';
VerifySimpleXMLName ( _suggPrefix, _suggPrefix+suggPrefix.size()-1 ); // Exclude the colon.
XMP_StringMapPos uriPos = this->uriToPrefixMap.find ( uri );
if ( uriPos == this->uriToPrefixMap.end() ) {
// The URI is not yet registered, make sure we use a unique prefix.
XMP_VarString uniqPrefix ( suggPrefix );
int suffix = 0;
char buffer [32]; // AUDIT: Plenty of room for the "_%d_" suffix.
while ( true ) {
if ( this->prefixToURIMap.find ( uniqPrefix ) == this->prefixToURIMap.end() ) break;
++suffix;
snprintf ( buffer, sizeof(buffer), "_%d_:", suffix ); // AUDIT: Using sizeof for snprintf length is safe.
uniqPrefix = suggPrefix;
uniqPrefix.erase ( uniqPrefix.size()-1 ); // ! Remove the trailing ':'.
uniqPrefix += buffer;
}
// Add the new namespace to both maps.
XMP_StringPair newNS ( uri, uniqPrefix );
uriPos = this->uriToPrefixMap.insert ( this->uriToPrefixMap.end(), newNS );
newNS.first.swap ( newNS.second );
(void) this->prefixToURIMap.insert ( this->prefixToURIMap.end(), newNS );
}
// Return the actual prefix and see if it matches the suggested prefix.
if ( prefixPtr != 0 ) *prefixPtr = uriPos->second.c_str();
if ( prefixLen != 0 ) *prefixLen = (XMP_StringLen)uriPos->second.size();
prefixMatches = ( uriPos->second == suggPrefix );
return prefixMatches;
} // XMP_NamespaceTable::Define
void XMPFiles_IO::AbsorbTemp()
{
XMP_FILESIO_START
XMP_Assert ( this->fileRef != Host_IO::noFileRef );
XMPFiles_IO * temp = this->derivedTemp;
if ( temp == 0 ) {
XMP_Throw ( "XMPFiles_IO::AbsorbTemp, no temp to absorb", kXMPErr_InternalFailure );
}
XMP_Assert ( temp->isTemp );
this->Close();
temp->Close();
Host_IO::SwapData ( this->filePath.c_str(), temp->filePath.c_str() );
this->DeleteTemp();
this->fileRef = Host_IO::Open ( this->filePath.c_str(), Host_IO::openReadWrite );
this->currLength = Host_IO::Length ( this->fileRef );
this->currOffset = 0;
XMP_FILESIO_END1 ( kXMPErrSev_FileFatal )
} // XMPFiles_IO::AbsorbTemp
void XMP_HomeGrownLock::AcquireForRead()
{
XMP_AutoMutex autoMutex ( &this->queueMutex );
++this->readersWaiting; // ! Does not need atomic increment, protected by queue mutex.
while ( (this->beingWritten) || (this->writersWaiting > 0) ) {
// Don't allow more readers if writers are waiting.
WaitOnBasicQueue ( this->readerQueue, this->queueMutex );
}
--this->readersWaiting; // ! Does not need atomic decrement, protected by queue mutex.
XMP_Assert ( ! this->beingWritten );
++this->lockCount; // ! Does not need atomic increment, protected by queue mutex.
}
void XMP_HomeGrownLock::AcquireForWrite()
{
XMP_AutoMutex autoMutex ( &this->queueMutex );
++this->writersWaiting; // ! Does not need atomic increment, protected by queue mutex.
while ( this->lockCount > 0 ) {
WaitOnBasicQueue ( this->writerQueue, this->queueMutex );
}
--this->writersWaiting; // ! Does not need atomic decrement, protected by queue mutex.
XMP_Assert ( (! this->beingWritten) && (this->lockCount == 0) );
++this->lockCount; // ! Does not need atomic increment, protected by queue mutex.
this->beingWritten = true;
}
void XMP_HomeGrownLock::ReleaseFromWrite()
{
XMP_AutoMutex autoMutex ( &this->queueMutex );
XMP_Assert ( this->beingWritten && (this->lockCount == 1) );
--this->lockCount; // ! Does not need atomic decrement, protected by queue mutex.
this->beingWritten = false;
if ( this->writersWaiting > 0 ) {
ReleaseOneBasicQueue ( this->writerQueue );
} else if ( this->readersWaiting > 0 ) {
ReleaseAllBasicQueue ( this->readerQueue );
}
}
void WXMPFiles_DecrementRefCount_1 ( XMPFilesRef xmpObjRef )
{
WXMP_Result * wResult = &voidResult; // ! Needed to "fool" the EnterWrapper macro.
XMP_ENTER_ObjWrite ( XMPFiles, "WXMPFiles_DecrementRefCount_1" )
XMP_Assert ( thiz->clientRefs > 0 );
--thiz->clientRefs;
if ( thiz->clientRefs <= 0 ) {
objLock.Release();
delete ( thiz );
}
XMP_EXIT_NoThrow
}
MOOV_Manager::BoxRef MOOV_Manager::GetNthChild ( BoxRef parentRef, size_t childIndex, BoxInfo * info ) const
{
XMP_Assert ( parentRef != 0 );
const BoxNode & parent = *((BoxNode*)parentRef);
if ( info != 0 ) memset ( info, 0, sizeof(BoxInfo) );
if ( childIndex >= parent.children.size() ) return 0;
const BoxNode & currNode = parent.children[childIndex];
this->FillBoxInfo ( currNode, info );
return &currNode;
} // MOOV_Manager::GetNthChild
void
WXMPMeta_DecrementRefCount_1 ( XMPMetaRef xmpRef )
{
WXMP_Result * wResult = &void_wResult; // ! Needed to "fool" the EnterWrapper macro.
XMP_ENTER_WRAPPER ( "WXMPMeta_DecrementRefCount_1" )
XMPMeta * thiz = (XMPMeta*)xmpRef;
XMP_Assert ( thiz->clientRefs > 0 );
--thiz->clientRefs;
if ( thiz->clientRefs <= 0 ) delete ( thiz );
XMP_EXIT_WRAPPER_NO_THROW
}
static void
RDF_NodeElementList ( XMP_Node * xmpParent, const XML_Node & xmlParent, bool isTopLevel )
{
XMP_Assert ( isTopLevel );
XML_cNodePos currChild = xmlParent.content.begin(); // *** Change these loops to the indexed pattern.
XML_cNodePos endChild = xmlParent.content.end();
for ( ; currChild != endChild; ++currChild ) {
if ( (*currChild)->IsWhitespaceNode() ) continue;
RDF_NodeElement ( xmpParent, **currChild, isTopLevel );
}
} // RDF_NodeElementList
MOOV_Manager::BoxRef MOOV_Manager::AddChildBox ( BoxRef parentRef, XMP_Uns32 childType, const void* dataPtr, XMP_Uns32 size , const XMP_Uns8 * idUUID )
{
BoxNode * parent = (BoxNode*)parentRef;
XMP_Assert ( parent != 0 );
if( childType == ISOMedia::k_uuid && idUUID != 0)
parent->children.push_back ( BoxNode ( 0, childType, 0, idUUID, 0 ) );
else
parent->children.push_back ( BoxNode ( 0, childType, 0, 0 ) );
BoxNode * newNode = &parent->children.back();
this->SetBox ( newNode, dataPtr, size );
return newNode;
} // MOOV_Manager::AddChildBox
static void CreatorAtom_MakeValid ( CR8R_CreatorAtom * creator_atomP )
{
// If already valid, no conversion is needed.
if ( creator_atomP->magicLu == AdobeCreatorAtom_Magic ) return;
Flip4 ( &creator_atomP->magicLu );
Flip2 ( &creator_atomP->atom_vers_majorS );
Flip2 ( &creator_atomP->atom_vers_minorS );
Flip4 ( &creator_atomP->atom_sizeL );
Flip4 ( &creator_atomP->creator_codeLu );
Flip4 ( &creator_atomP->creator_eventLu );
XMP_Assert ( creator_atomP->magicLu == AdobeCreatorAtom_Magic );
}
static inline bool GetDecimalUns32 ( const char * str, XMP_Uns32 * bin )
{
XMP_Assert ( bin != 0 );
if ( (str == 0) || (str[0] == 0) ) return false;
*bin = 0;
for ( size_t i = 0; str[i] != 0; ++i ) {
char ch = str[i];
if ( (ch < '0') || (ch > '9') ) return false;
*bin = (*bin * 10) + (ch - '0');
}
return true;
}
static std::string CharsToString ( const char* buffer, int maxBuffer )
{
// convert possibly non-zero terminated char buffer to std::string
std::string result;
char bufferz[256];
XMP_Assert ( maxBuffer < 256 );
if ( maxBuffer >= 256 ) return result;
memcpy ( bufferz, buffer, maxBuffer );
bufferz[maxBuffer] = 0;
result = bufferz;
return result;
}
static void StripOutsideSpaces ( std::string * value )
{
size_t length = value->size();
size_t first, last;
for ( first = 0; ((first < length) && ((*value)[first] == ' ')); ++first ) {}
if ( first == length ) { value->erase(); return; }
XMP_Assert ( (first < length) && ((*value)[first] != ' ') );
for ( last = length-1; ((last > first) && ((*value)[last] == ' ')); --last ) {}
if ( (first == 0) && (last == length-1) ) return;
size_t newLen = last - first + 1;
if ( newLen < length ) *value = value->substr ( first, newLen );
}
static void
RDF_NodeElementAttrs ( XMP_Node * xmpParent, const XML_Node & xmlNode, bool isTopLevel )
{
XMP_OptionBits exclusiveAttrs = 0; // Used to detect attributes that are mutually exclusive.
XML_cNodePos currAttr = xmlNode.attrs.begin();
XML_cNodePos endAttr = xmlNode.attrs.end();
for ( ; currAttr != endAttr; ++currAttr ) {
RDFTermKind attrTerm = GetRDFTermKind ( (*currAttr)->name );
switch ( attrTerm ) {
case kRDFTerm_ID :
case kRDFTerm_nodeID :
case kRDFTerm_about :
if ( exclusiveAttrs & kExclusiveAttrMask ) XMP_Throw ( "Mutally exclusive about, ID, nodeID attributes", kXMPErr_BadRDF );
exclusiveAttrs |= (1 << attrTerm);
if ( isTopLevel && (attrTerm == kRDFTerm_about) ) {
// This is the rdf:about attribute on a top level node. Set the XMP tree name if
// it doesn't have a name yet. Make sure this name matches the XMP tree name.
XMP_Assert ( xmpParent->parent == 0 ); // Must be the tree root node.
if ( xmpParent->name.empty() ) {
xmpParent->name = (*currAttr)->value;
} else if ( ! (*currAttr)->value.empty() ) {
if ( xmpParent->name != (*currAttr)->value ) XMP_Throw ( "Mismatched top level rdf:about values", kXMPErr_BadXMP );
}
}
break;
case kRDFTerm_Other :
AddChildNode ( xmpParent, **currAttr, (*currAttr)->value.c_str(), isTopLevel );
break;
default :
XMP_Throw ( "Invalid nodeElement attribute", kXMPErr_BadRDF );
break;
}
}
} // RDF_NodeElementAttrs
static void ProjectLinkAtom_MakeValid ( Embed_ProjectLinkAtom * link_atomP )
{
// If already valid, no conversion is needed.
if ( link_atomP->magicLu == PR_PROJECT_LINK_MAGIC ) return;
// do the header
Flip4 ( &link_atomP->magicLu );
Flip4 ( &link_atomP->atom_sizeL );
Flip2 ( &link_atomP->atom_vers_apiS );
Flip2 ( &link_atomP->atom_vers_codeS );
// do the FSSpec data
Flip2 ( &link_atomP->fullPath.vRefNum );
Flip4 ( &link_atomP->fullPath.parID );
XMP_Assert ( link_atomP->magicLu == PR_PROJECT_LINK_MAGIC );
}
/* class static */ void
XMPUtils::AppendProperties ( const XMPMeta & source,
XMPMeta * dest,
XMP_OptionBits options )
{
XMP_Assert ( dest != 0 ); // ! Enforced by wrapper.
const bool doAll = ((options & kXMPUtil_DoAllProperties) != 0);
const bool replaceOld = ((options & kXMPUtil_ReplaceOldValues) != 0);
const bool deleteEmpty = ((options & kXMPUtil_DeleteEmptyValues) != 0);
for ( size_t schemaNum = 0, schemaLim = source.tree.children.size(); schemaNum != schemaLim; ++schemaNum ) {
const XMP_Node * sourceSchema = source.tree.children[schemaNum];
// Make sure we have a destination schema node. Remember if it is newly created.
XMP_Node * destSchema = FindSchemaNode ( &dest->tree, sourceSchema->name.c_str(), kXMP_ExistingOnly );
const bool newDestSchema = (destSchema == 0);
if ( newDestSchema ) {
destSchema = new XMP_Node ( &dest->tree, sourceSchema->name, sourceSchema->value, kXMP_SchemaNode );
dest->tree.children.push_back ( destSchema );
}
// Process the source schema's children. Do this backwards in case deleteEmpty is set.
for ( long propNum = ((long)sourceSchema->children.size() - 1); propNum >= 0; --propNum ) {
const XMP_Node * sourceProp = sourceSchema->children[propNum];
if ( doAll || IsExternalProperty ( sourceSchema->name, sourceProp->name ) ) {
AppendSubtree ( sourceProp, destSchema, replaceOld, deleteEmpty );
// *** RemoveMultiValueInfo ( dest, sourceSchema->name.c_str(), sourceProp->name.c_str() );
}
}
if ( destSchema->children.empty() ) {
if ( newDestSchema ) {
delete ( destSchema );
dest->tree.children.pop_back();
} else if ( deleteEmpty ) {
DeleteEmptySchema ( destSchema );
}
}
}
} // AppendProperties
bool PutChunk ( LFA_FileRef inFileRef, RiffState & inOutRiffState, long riffType, long tagID, const char * inBuffer, UInt32 inBufferSize )
{
UInt32 len;
UInt64 pos;
atag tag;
// Make sure we're writting an even number of bytes. Required by the RIFF specification.
XMP_Assert ( (inBufferSize & 1) == 0 );
try {
bool found = FindChunk ( inOutRiffState, tagID, 0, 0, NULL, &len, &pos );
if ( found ) {
if ( len == inBufferSize ) {
LFA_Seek ( inFileRef, pos, SEEK_SET );
LFA_Write ( inFileRef, inBuffer, inBufferSize );
return true;
}
pos -= 8;
tag.id = MakeUns32LE ( ckidPremierePadding );
LFA_Seek ( inFileRef, pos, SEEK_SET );
LFA_Write ( inFileRef, &tag, 4 );
if ( len > inBufferSize ) {
pos += 8;
AddTag ( inOutRiffState, ckidPremierePadding, len, pos, 0, 0, 0 );
}
}
} catch ( ... ) {
// If a write fails, it throws, so we return false
return false;
}
bool ok = MakeChunk ( inFileRef, inOutRiffState, riffType, (inBufferSize + 8) );
if ( ! ok ) return false;
return WriteChunk ( inFileRef, tagID, inBuffer, inBufferSize );
}
bool GIF_CheckFormat ( XMP_FileFormat format,
XMP_StringPtr filePath,
XMP_IO* fileRef,
XMPFiles * parent )
{
IgnoreParam(format); IgnoreParam(filePath); IgnoreParam(parent);
XMP_Assert ( format == kXMP_GIFFile );
if ( fileRef->Length() < GIF_89_Header_LEN ) return false;
XMP_Uns8 buffer[ GIF_89_Header_LEN ];
fileRef->Rewind();
fileRef->Read( buffer, GIF_89_Header_LEN );
if ( !CheckBytes( buffer, GIF_89_Header_DATA, GIF_89_Header_LEN ) ) return false;
return true;
} // GIF_CheckFormat
TIFF_Manager::TIFF_Manager()
: bigEndian(false), nativeEndian(false),
GetUns16(0), GetUns32(0), GetFloat(0), GetDouble(0),
PutUns16(0), PutUns32(0), PutFloat(0), PutDouble(0)
{
if ( sFirstCTor ) {
sFirstCTor = false;
#if XMP_DebugBuild
for ( int ifd = 0; ifd < kTIFF_KnownIFDCount; ++ifd ) { // Make sure the known tag arrays are sorted.
for ( const XMP_Uns16* idPtr = sKnownTags[ifd]; *idPtr != 0xFFFF; ++idPtr ) {
XMP_Assert ( *idPtr < *(idPtr+1) );
}
}
#endif
}
} // TIFF_Manager::TIFF_Manager
bool XMP_NamespaceTable::GetPrefix ( XMP_StringPtr _uri, XMP_StringPtr * prefixPtr, XMP_StringLen * prefixLen ) const
{
XMP_AutoLock tableLock ( &this->lock, kXMP_ReadLock );
bool found = false;
XMP_Assert ( (_uri != 0) && (*_uri != 0) );
XMP_VarString uri ( _uri );
XMP_cStringMapPos uriPos = this->uriToPrefixMap.find ( uri );
if ( uriPos != this->uriToPrefixMap.end() ) {
if ( prefixPtr != 0 ) *prefixPtr = uriPos->second.c_str();
if ( prefixLen != 0 ) *prefixLen = (XMP_StringLen)uriPos->second.size();
found = true;
}
return found;
} // XMP_NamespaceTable::GetPrefix
bool ASF_CheckFormat ( XMP_FileFormat format,
XMP_StringPtr filePath,
XMP_IO* fileRef,
XMPFiles * parent )
{
IgnoreParam(format); IgnoreParam(fileRef); IgnoreParam(parent);
XMP_Assert ( format == kXMP_WMAVFile );
if ( fileRef->Length() < guidLen ) return false;
GUID guid;
fileRef->Rewind();
fileRef->Read ( &guid, guidLen );
if ( ! IsEqualGUID ( ASF_Header_Object, guid ) ) return false;
return true;
} // ASF_CheckFormat