51 lines
1.1 KiB
JavaScript
51 lines
1.1 KiB
JavaScript
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/*!
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* util/index.js - Utilities Entry Point
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*
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* Copyright (c) 2015 Cisco Systems, Inc. See LICENSE file.
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*/
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"use strict";
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var forge = require("../deps/forge.js");
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var util;
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function asBuffer(input, encoding) {
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if (Buffer.isBuffer(input)) {
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return input;
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}
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if ("string" === typeof input) {
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encoding = encoding || "binary";
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if ("base64url" === encoding) {
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return util.base64url.decode(input);
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}
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return Buffer.from(input, encoding);
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}
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// assume input is an Array, ArrayBuffer, or ArrayBufferView
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if (forge.util.isArrayBufferView(input)) {
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input = (input instanceof Uint8Array) ?
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input :
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new Uint8Array(input.buffer, input.byteOffset, input.byteOffset + input.byteLength);
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} else if (forge.util.isArrayBuffer(input)) {
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input = new Uint8Array(input);
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}
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var output;
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output = Buffer.from(input);
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return output;
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}
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function randomBytes(len) {
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return Buffer.from(forge.random.getBytes(len), "binary");
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}
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util = {
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base64url: require("./base64url.js"),
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utf8: require("./utf8.js"),
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asBuffer: asBuffer,
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randomBytes: randomBytes
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};
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module.exports = util;
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