mirror of https://github.com/moparisthebest/mail
40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
(function() {
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'use strict';
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// import web worker dependencies
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importScripts('../../lib/nacl.js');
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/**
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* In the web worker thread context, 'this' and 'self' can be used as a global
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* variable namespace similar to the 'window' object in the main thread
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*/
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self.onmessage = function(e) {
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var i = e.data,
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output = null;
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if (i.type === 'keygen') {
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// generate keypair
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if (i.seed) {
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output = nacl.crypto_box_keypair_from_seed(i.seed);
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} else {
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output = nacl.crypto_box_keypair();
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}
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} else if (i.type === 'encrypt' && i.plaintext && i.nonce && i.recipientPk && i.senderSk) {
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// start encryption
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output = nacl.crypto_box(i.plaintext, i.nonce, i.recipientPk, i.senderSk);
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} else if (i.type === 'decrypt' && i.ciphertext && i.nonce && i.senderPk && i.recipienSk) {
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// start decryption
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output = nacl.crypto_box_open(i.ciphertext, i.nonce, i.senderPk, i.recipienSk);
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} else {
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throw 'Not all arguments for web worker crypto are defined!';
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}
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// pass output back to main thread
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self.postMessage(output);
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};
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}()); |