private void Push(DtdFunctionIndex func) {
DtdParseState s = (DtdParseState)_ParseStack.Push();
if (s == null) {
s = new DtdParseState();
_ParseStack[_ParseStack.Length-1] = s;
}
// save the current function and its substate on the stack
s._FuncIndex = _DtdFuncIndex;
s._State = _SubState;
// new dtd function and substate in the function
_DtdFuncIndex = func;
_SubState = 0;
}
private void Pop() {
DtdParseState s = (DtdParseState)_ParseStack.Pop();
// restore the previous function and its state
_DtdFuncIndex = s._FuncIndex;
_SubState = s._State;
}
internal DtdParser(XmlScanner pScanner,
XmlReader reader,
XmlResolver res,
XmlNameTable nameTable,
ValidationEventHandler validationEventHandler,
bool namespaces) {
_NameTable = nameTable;
_SchemaNames = new SchemaNames(nameTable);
_NsMgr = new XmlNamespaceManager(_NameTable);
_Scanner = _XmlScanner = pScanner;
_Scanner.InDTD = true;
_XmlResolver = res;
_Namespaces = namespaces;
_Reader = reader;
_ValidationEventHandler = validationEventHandler;
_InternalValidationEventHandler = new ValidationEventHandler(InternalValidationCallback);
_SchemaInfo = new SchemaInfo(_SchemaNames);
_SchemaInfo.SchemaType = SchemaType.DTD;
_DtdFuncIndex = DtdFunctionIndex.ParseDocTypeDecl;
_IsInternal = true;
_ParseStack = new HWStack(STACK_INCREMENT);
_ScannerStack = new HWStack(STACK_INCREMENT);
_GroupStack = new HWStack(STACK_INCREMENT);
_StringBuilder = new StringBuilder();
_L = -2;
if (_XmlResolver != null && reader.BaseURI != string.Empty) {
_BaseUri = _XmlResolver.ResolveUri(null, reader.BaseURI);
_DocBaseUri = XmlUrlResolver.UnEscape(_BaseUri.ToString());
}
Push(DtdFunctionIndex.ParseDocTypeDecl);
}