if (!dojo._hasResource["dojox.encoding.ascii85"]) { // _hasResource checks added // by build. Do not use // _hasResource directly in // your code. dojo._hasResource["dojox.encoding.ascii85"] = true; dojo.provide("dojox.encoding.ascii85"); (function() { var c = function(input, length, result) { var i, j, n, b = [0, 0, 0, 0, 0]; for (i = 0; i < length; i += 4) { n = ((input[i] * 256 + input[i + 1]) * 256 + input[i + 2]) * 256 + input[i + 3]; if (!n) { result.push("z"); } else { for (j = 0; j < 5; b[j++] = n % 85 + 33, n = Math.floor(n / 85)); } result.push(String.fromCharCode(b[4], b[3], b[2], b[1], b[0])); } }; dojox.encoding.ascii85.encode = function(input) { // summary: encodes input data in ascii85 string // input: Array: an array of numbers (0-255) to encode var result = [], reminder = input.length % 4, length = input.length - reminder; c(input, length, result); if (reminder) { var t = input.slice(length); while (t.length < 4) { t.push(0); } c(t, 4, result); var x = result.pop(); if (x == "z") { x = "!!!!!"; } result.push(x.substr(0, reminder + 1)); } return result.join(""); // String }; dojox.encoding.ascii85.decode = function(input) { // summary: decodes the input string back to array of numbers // input: String: the input string to decode var n = input.length, r = [], b = [0, 0, 0, 0, 0], i, j, t, x, y, d; for (i = 0; i < n; ++i) { if (input.charAt(i) == "z") { r.push(0, 0, 0, 0); continue; } for (j = 0; j < 5; ++j) { b[j] = input.charCodeAt(i + j) - 33; } d = n - i; if (d < 5) { for (j = d; j < 4; b[++j] = 0); b[d] = 85; } t = (((b[0] * 85 + b[1]) * 85 + b[2]) * 85 + b[3]) * 85 + b[4]; x = t & 255; t >>>= 8; y = t & 255; t >>>= 8; r.push(t >>> 8, t & 255, y, x); for (j = d; j < 5; ++j, r.pop()); i += 4; } return r; }; })(); }