olm/javascript/olm_pre.js

49 lines
1.5 KiB
JavaScript
Raw Normal View History

var get_random_values;
if (typeof(window) !== 'undefined') {
// We're in a browser (directly, via browserify, or via webpack).
get_random_values = function(buf) {
window.crypto.getRandomValues(buf);
};
} else if (module["exports"]) {
// We're running in node.
var nodeCrypto = require("crypto");
get_random_values = function(buf) {
// [''] syntax needed here rather than '.' to prevent
// closure compiler from mangling the import(!)
var bytes = nodeCrypto['randomBytes'](buf.length);
buf.set(bytes);
};
process = global["process"];
} else {
throw new Error("Cannot find global to attach library to");
}
/* applications should define OLM_OPTIONS in the environment to override
* emscripten module settings
*/
if (typeof(OLM_OPTIONS) !== 'undefined') {
for (var olm_option_key in OLM_OPTIONS) {
if (OLM_OPTIONS.hasOwnProperty(olm_option_key)) {
Module[olm_option_key] = OLM_OPTIONS[olm_option_key];
}
}
}
/* The 'length' argument to Pointer_stringify doesn't work if the input
* includes characters >= 128, which makes Pointer_stringify unreliable. We
* could use it on strings which are known to be ascii, but that seems
* dangerous. Instead we add a NULL character to all of our strings and just
* use UTF8ToString.
*/
var NULL_BYTE_PADDING_LENGTH = 1;
2018-10-04 21:09:54 +02:00
Module['onRuntimeInitialized'] = function() {
OLM_ERROR = Module['_olm_error']();
if (onInitSuccess) onInitSuccess();
};
Module['onAbort'] = function(err) {
if (onInitFail) onInitFail(err);
};