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* Reworked FTN packet I/O (WIP)

Browse source 
* Detect FTN packet 2, 2.2, and 2+
* Various FTN utils (MSGID, Origin, PID, generation etc)
* More work on message network readyness
This commit is contained in:
Bryan Ashby 2016-02-09 22:30:59 -07:00
parent 317af8419a
commit dec78e942d
11 changed files with 377 additions and 708 deletions
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9
core/sauce.js
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@ -6,11 +6,11 @@ var iconv = require('iconv-lite');
exports.readSAUCE = readSAUCE;
const SAUCE_SIZE = 128;
const SAUCE_ID = new Buffer([0x53, 0x41, 0x55, 0x43, 0x45]); // 'SAUCE'
const COMNT_ID = new Buffer([0x43, 0x4f, 0x4d, 0x4e, 0x54]); // 'COMNT'
exports.SAUCE_SIZE = SAUCE_SIZE;
// :TODO: SAUCE should be a class
// - with getFontName()
// - ...other methods
@ -19,6 +19,8 @@ const COMNT_ID = new Buffer([0x43, 0x4f, 0x4d, 0x4e, 0x54]); // 'COMNT'
// See
// http://www.acid.org/info/sauce/sauce.htm
//
const SAUCE_VALID_DATA_TYPES = [0, 1, 2, 3, 4, 5, 6, 7, 8 ];
function readSAUCE(data, cb) {
if(data.length < SAUCE_SIZE) {
cb(new Error('No SAUCE record present'));
@ -59,6 +61,11 @@ function readSAUCE(data, cb) {
return;
}
if(-1 === SAUCE_VALID_DATA_TYPES.indexOf(vars.dataType)) {
cb(new Error('Unsupported SAUCE DataType: ' + vars.dataType));
return;
}
var sauce = {
id : iconv.decode(vars.id, 'cp437'),
version : iconv.decode(vars.version, 'cp437').trim(),