UtlBoolean NameValueTokenizer::getSubField(const char* textField,
ssize_t subFieldIndex,
const char* subFieldSeparators,
UtlString* subFieldText,
ssize_t* lastCharIndex,
bool validateChars)
{
ssize_t subFieldLength = 0;
const char* subFieldPtr = NULL;
ssize_t fieldLen = ::strlen(textField);
//
// Maximum size of sip packets is 65536.
// Anything greater than this value is definitely garbage and none parseable
//
if (fieldLen > 65536)
return FALSE;
UtlBoolean found = getSubField(textField,
fieldLen,
subFieldIndex,
subFieldSeparators,
subFieldPtr,
subFieldLength,
lastCharIndex,
validateChars);
if(found && subFieldPtr && subFieldLength > 0)
{
subFieldText->replace(0, subFieldLength, subFieldPtr, subFieldLength);
subFieldText->remove(subFieldLength);
}
else
{
subFieldText->remove(0);
}
return(found);
}
void PVStructure::removePVField(String const &fieldName)
{
PVFieldPtr pvField = getSubField(fieldName);
if(pvField.get()==NULL) {
String message("removePVField ");
message += fieldName + " does not exist";
this->message(message, errorMessage);
return;
}
size_t origLength = pvFields.size();
size_t newLength = origLength - 1;
PVFieldPtrArray const & origPVFields = pvFields;
FieldConstPtrArray origFields = structurePtr->getFields();
PVFieldPtrArray newPVFields;
newPVFields.reserve(newLength);
StringArray newFieldNames;
newFieldNames.reserve(newLength);
FieldConstPtrArray fields;
fields.reserve(newLength);
for(size_t i=0; i<origLength; i++) {
if(origPVFields[i]!=pvField) {
newFieldNames.push_back(origPVFields[i]->getFieldName());
newPVFields.push_back(origPVFields[i]);
fields.push_back(origFields[i]);
}
}
PVFieldPtrArray * xxx = const_cast<PVFieldPtrArray *>(&pvFields);
xxx->swap(newPVFields);
FieldConstPtr field = getFieldCreate()->createStructure(
structurePtr->getID(),newFieldNames,fields);
replaceField(field);
structurePtr = static_pointer_cast<const Structure>(field);
StringArray fieldNames = structurePtr->getFieldNames();
for(size_t i=0; i<newLength; i++) {
pvFields[i]->setParentAndName(this,fieldNames[i]);
}
}
