42 lines
1008 B
JavaScript
42 lines
1008 B
JavaScript
'use strict';
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// The purpose of this module is to abstract away
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// the parts that aren't vanilla js (for easy portability)
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// and to work with native JavaScript Uint8Arrays
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var Enc = module.exports;
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Enc.base64ToBuf = function (str) {
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return Buffer.from(str, 'base64');
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};
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Enc.base64ToHex = function (str) {
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return Buffer.from(str, 'base64').toString('hex');
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};
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Enc.base64ToUrlBase64 = function (b64) {
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return b64.replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '');
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};
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Enc.bnToUrlBase64 = function (bn) {
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var hex = bn.toString(16);
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if (hex.length % 2) { hex = '0' + hex; }
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return Enc.base64ToUrlBase64(Buffer.from(hex, 'hex').toString('base64'));
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};
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Enc.bufToBase64 = function (u8) {
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return Buffer.from(u8).toString('base64');
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};
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Enc.bufToBin = function (u8) {
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return Buffer.from(u8).toString('binary');
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};
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Enc.bufToHex = function (u8) {
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return Buffer.from(u8).toString('hex');
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};
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Enc.bufToUrlBase64 = function (u8) {
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return Enc.base64ToUrlBase64(Enc.bufToBase64(u8));
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};
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