* Start of parsing on FTN packets

core/fidonet.js

@@ -3,10 +3,24 @@
 
 var Config			= require('./config.js').config;
 
+
+var _				= require('lodash');
+var assert			= require('assert');
+var binary			= require('binary');
+
 function getFTNAddress = function() {
 	return 'TODO';
 }
 
+
+function getFTNMessageSerialNumber(messageId) {
+    return ((Math.floor((Date.now() - Date.UTC(2015, 01, 01)) / 1000) + messageId)).toString(16);
+}
+
+function getFTNMessageID(messageId, areaId) {
+    return messageId + '.' + areaId + '@' + getFTNAddress() + ' ' + getFTNMessageSerialNumber(messageId)
+}
+
 function getFTNOriginLine = function() {
 	//
 	//	Specs:
@@ -17,11 +31,54 @@ function getFTNOriginLine = function() {
 
 //
 //	References
-//	https://gist.github.com/M-griffin/65a23b7ea3d7529fd725
+//	https://github.com/M-griffin/PyPacketMail/blob/master/PyPacketMail.py
 //
-function extractMessagesFromFTNPacket(options) {
+function extractMessageFromFTNPacketBuffer(options, cb) {
+	//	options.networkAddress
+	//	options.packetBuffer
+	assert(_.isBuffer(options.packetBuffer));
+
+	//	:TODO: check size
+	//	:TODO: big/little endian?
+	binary.parse(options.packetBuffer)
+		.word16('origNode')
+		.word16('destNode')
+		.word16('year')
+		.word16('month')
+		.word16('day')
+		.word16('hour')
+		.word16('minute')
+		.word16('second')
+		.word16('baud')
+		.word16('packetType')
+		.word16('originNet')
+		.word16('destNet')
+		.word8('prodCodeLo')
+		.word8('revisionMajor')	//	aka serialNo
+		.buffer('password', 8)
+		.word16('origZone')
+		.word16('destZone')
+		//	where is the rest of the spec?
+		.word16('auxNet')
+		.word16('capWordA')
+		.word8('prodCodeHi')
+		.word8('revisionMinor')
+		.word16('capWordB')
+		.word16('originZone2')
+		.word16('destZone2')
+		.word16('originPoint')
+		.word16('destPoint')
+		.word32u('prodData')
+		.tap(function tapped(vars) {
+
+		}
+	);
+}
+
+function extractMessagesFromFTNPacketFile(options) {
 	//
 	//	options.path
 	//	options.networkAddress
 	//	
+
 }