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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
/* globals ctypes */
const worker = new PromiseWorker.AbstractWorker();
/**
* Generate a new OTR key via libotr.
*
* @param {string} path - The path of libotr.
* @param {string} otrl_version - The otr library version.
* @param {string} address - The new key string.
*/
worker.generateKey = (path, otrl_version, address) => {
const libotr = ctypes.open(path);
const abi = ctypes.default_abi;
const gcry_error_t = ctypes.unsigned_int;
// Initialize the OTR library. Pass the version of the API you are using.
const otrl_init = libotr.declare(
"otrl_init",
abi,
gcry_error_t,
ctypes.unsigned_int,
ctypes.unsigned_int,
ctypes.unsigned_int
);
// Do the private key generation calculation. You may call this from a
// background thread. When it completes, call
// otrl_privkey_generate_finish from the _main_ thread.
const otrl_privkey_generate_calculate = libotr.declare(
"otrl_privkey_generate_calculate",
abi,
gcry_error_t,
ctypes.void_t.ptr
);
otrl_init.apply(libotr, otrl_version);
const newkey = ctypes.voidptr_t(ctypes.UInt64("0x" + address));
const err = otrl_privkey_generate_calculate(newkey);
libotr.close();
if (err) {
throw new Error("otrl_privkey_generate_calculate (" + err + ")");
}
};
worker.dispatch = (method, args = []) => {
return worker[method](...args); // call worker.generateKey()
};
worker.postMessage = (res, ...args) => {
self.postMessage(res, ...args);
};
worker.close = () => {
self.close();
};
self.addEventListener("message", msg => worker.handleMessage(msg));