# $Id$

@load http-request
@load http-reply

module XML;

export {

	# XML types
	type string_table: table[string] of string;
	
	type rss_channel_data: record {
		title: string;
		uri: string;
		num_items: count;
	};
	type rss_channels: set[rss_channel_data];
	
	# XML events
 	global anonymized_xml: event(c: connection, doc_elt: string, namesp: string, doc: string);
	global basic_xml: event(c: connection, elt: string, namesp: string,
				namespaces: string_table, add_info: string_table);
	global rss_event: event(c: connection, vers: double, chans: rss_channels);
	
	
	# Following are the switches for the xerces parser features
	# (see http://xml.apache.org/xerces-c/program-dom.html).
	# Make sure you know what you are doing when changing these.
	const parser_DoNamespaces = T &redef; # caution: analyzer doesn't work properly without namespaces
	const parser_ExitOnFirstFatalError = T &redef; # caution: F can lead to incorrect parser behavior
	const parser_LoadExternalDTD = F &redef;
	const parser_DoSchema = F &redef;
	const parser_cacheGrammarFromParse = F &redef;
	const parser_useCachedGrammarInParse = F &redef;
	const parser_useScanner = "DGXMLScanner" &redef; # Scanner names given as string
	const parser_ValidationScheme = F &redef; # ValidationScheme: T => Val_Auto, F => Val_Never
	
	# determines the size of the fragments of documents that are passed
	# as strings when a parse error occurs
	const error_doc_frag_size = 256;
	
	# add a signature to recognize xml documents
	redef signature_files += "xml.sig";

	# used for the addition of query file names to the query_files string
	function add_query_file(qold: string, qnew: string): string
		{
		if ( qold == "" )
			return qnew;
		else
			return cat(qold, " ", qnew);
		}

	# specifies the query files to use for querying
	global query_files = "" &add_func = add_query_file;

}