js-cfb/bits/42_sectorify.js

10 lines
298 B
JavaScript

/** Break the file up into sectors */
function sectorify(file, ssz) {
var nsectors = Math.ceil(file.length/ssz)-1;
var sectors = new Array(nsectors);
for(var i=1; i < nsectors; ++i) sectors[i-1] = file.slice(i*ssz,(i+1)*ssz);
sectors[nsectors-1] = file.slice(nsectors*ssz);
return sectors;
}