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Implement guards for stringToBytes and bytesToString

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This commit is contained in:
Tim van der Meij 2014-12-30 14:18:51 +01:00
parent 6e66e30d92
commit 6e99c29cf8
1 changed files with 3 additions and 0 deletions
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3
src/shared/util.js
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@ -439,6 +439,8 @@ var XRefParseException = (function XRefParseExceptionClosure() {
function bytesToString(bytes) { function bytesToString(bytes) {
assert(bytes !== null && typeof bytes === 'object' &&
bytes.length !== undefined, 'Invalid argument for bytesToString');
var length = bytes.length; var length = bytes.length;
var MAX_ARGUMENT_COUNT = 8192; var MAX_ARGUMENT_COUNT = 8192;
if (length < MAX_ARGUMENT_COUNT) { if (length < MAX_ARGUMENT_COUNT) {
@ -454,6 +456,7 @@ function bytesToString(bytes) {
} }
function stringToBytes(str) { function stringToBytes(str) {
assert(typeof str === 'string', 'Invalid argument for stringToBytes');
var length = str.length; var length = str.length;
var bytes = new Uint8Array(length); var bytes = new Uint8Array(length);
for (var i = 0; i < length; ++i) { for (var i = 0; i < length; ++i) {