unzip win10 edge vmware vm with node

20150801win10.js

var fs = require('fs');
var zlib = require('zlib');

var start;
var end;

function unzipFile(name, start, end) {
  var rs = fs.createReadStream('MsEdge.Win10.VMware.zip', {start: start, end: end});
  var inflateStream = zlib.createInflateRaw();
  var ws = fs.createWriteStream(name);
  rs.pipe(inflateStream).pipe(ws);
}

start = 0x6E;
end = start + 0x013D7DF66C;
unzipFile('MsEdge-Win10-VMware-disk1.vmdk', start, end);

start = end + 0x48;
end = start + 0x7A;
unzipFile('MsEdge-Win10-VMware.mf', start, end);

start = end + 0x49;
end = start + 0x056E;
unzipFile('MsEdge-Win10-VMware.ovf', start, end);