static void
AddSchemaAliases ( IterInfo & info, IterNode & iterSchema, XMP_StringPtr schemaURI )
{
// We're showing the aliases also. Look them up by their namespace prefix. Yes, the alias map is
// sorted so we could process just that portion. But that takes more code and the extra speed
// isn't worth it. (Plus this way we avoid a dependence on the map implementation.) Lookup the
// XMP node from the alias, to make sure the actual exists.
#if TraceIterators
printf ( " Adding aliases\n", schemaURI );
#endif
XMP_StringPtr nsPrefix;
XMP_StringLen nsLen;
bool found = XMPMeta::GetNamespacePrefix ( schemaURI, &nsPrefix, &nsLen );
if ( ! found ) XMP_Throw ( "Unknown iteration namespace", kXMPErr_BadSchema );
XMP_AliasMapPos currAlias = sRegisteredAliasMap->begin();
XMP_AliasMapPos endAlias = sRegisteredAliasMap->end();
for ( ; currAlias != endAlias; ++currAlias ) {
if ( XMP_LitNMatch ( currAlias->first.c_str(), nsPrefix, nsLen ) ) {
const XMP_Node * actualProp = FindConstNode ( &info.xmpObj->tree, currAlias->second );
if ( actualProp != 0 ) {
iterSchema.children.push_back ( IterNode ( (actualProp->options | kXMP_PropIsAlias), currAlias->first, 0 ) );
#if TraceIterators
printf ( " %s => %s\n", currAlias->first.c_str(), actualProp->name.c_str() );
#endif
}
}
}
} // AddSchemaAliases
MOOV_Manager::BoxRef MOOV_Manager::GetBox ( const char * boxPath, BoxInfo * info ) const
{
size_t pathLen = strlen(boxPath);
XMP_Assert ( (pathLen >= 4) && XMP_LitNMatch ( boxPath, "moov", 4 ) );
if ( info != 0 ) memset ( info, 0, sizeof(BoxInfo) );
const char * pathPtr = boxPath + 5; // Skip the "moov/" portion.
const char * pathEnd = boxPath + pathLen;
BoxRef currRef = &this->moovNode;
while ( pathPtr < pathEnd ) {
XMP_Assert ( (pathEnd - pathPtr) >= 4 );
XMP_Uns32 boxType = GetUns32BE ( pathPtr );
pathPtr += 5; // ! Don't care that the last step goes 1 too far.
currRef = this->GetTypeChild ( currRef, boxType, 0 );
if ( currRef == 0 ) return 0;
}
this->FillBoxInfo ( *((BoxNode*)currRef), info );
return currRef;
} // MOOV_Manager::GetBox
void MOOV_Manager::SetBox ( const char * boxPath, const void* dataPtr, XMP_Uns32 size , const XMP_Uns8 * idUUID )
{
XMP_Enforce ( size < moovBoxSizeLimit );
size_t pathLen = strlen(boxPath);
XMP_Assert ( (pathLen >= 4) && XMP_LitNMatch ( boxPath, "moov", 4 ) );
const char * pathPtr = boxPath + 5; // Skip the "moov/" portion.
const char * pathEnd = boxPath + pathLen;
BoxRef parentRef = 0;
BoxRef currRef = &this->moovNode;
while ( pathPtr < pathEnd ) {
XMP_Assert ( (pathEnd - pathPtr) >= 4 );
XMP_Uns32 boxType = GetUns32BE ( pathPtr );
pathPtr += 5; // ! Don't care that the last step goes 1 too far.
parentRef = currRef;
currRef = this->GetTypeChild ( parentRef, boxType, 0 );
if ( currRef == 0 ) currRef = this->AddChildBox ( parentRef, boxType, 0, 0 , idUUID );
}
this->SetBox ( currRef, dataPtr, size, idUUID );
} // MOOV_Manager::SetBox
static inline bool
IsPathPrefix ( XMP_StringPtr fullPath, XMP_StringPtr prefix )
{
bool isPrefix = false;
XMP_StringLen prefixLen = std::strlen(prefix);
if ( XMP_LitNMatch ( prefix, fullPath, prefixLen ) ) {
char separator = fullPath[prefixLen];
if ( (separator == 0) || (separator == '/') ||
(separator == '[') || (separator == '*') ) isPrefix = true;
}
return isPrefix;
}
