Bitmessage/eccrypto
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Better handling of crypto object

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This commit is contained in:
Kagami Hiiragi 2015-01-21 20:25:45 +03:00
parent aa37b2a599
commit 5311484662
1 changed files with 4 additions and 4 deletions
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8
browser.js
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@ -7,8 +7,8 @@
var EC = require("elliptic").ec;
var ec = new EC("secp256k1");
// TODO(Kagami): Try to support IE11.
var subtle = window.crypto.subtle || window.crypto.webkitSubtle;
var cryptoObj = window.crypto || window.msCrypto || {};
var subtle = cryptoObj.subtle || cryptoObj.webkitSubtle;
function assert(condition, message) {
if (!condition) {
@ -111,7 +111,7 @@ var derive = exports.derive = function(privateKeyA, publicKeyB) {
};
exports.encrypt = function(publicKeyTo, msg, opts) {
assert(subtle, "WebCryptoAPI is not supported");
assert(subtle, "WebCryptoAPI is not available");
opts = opts || {};
// Tmp variables to save context from flat promises;
var iv, ephemPublicKey, ciphertext, macKey;
@ -141,7 +141,7 @@ exports.encrypt = function(publicKeyTo, msg, opts) {
};
exports.decrypt = function(privateKey, opts) {
assert(subtle, "WebCryptoAPI is not supported");
assert(subtle, "WebCryptoAPI is not available");
// Tmp variable to save context from flat promises;
var encryptionKey;
return derive(privateKey, opts.ephemPublicKey).then(function(Px) {