dom/tests/mochitest/bugs/utils_bug743615.js@97036ab72558
dom/tests/mochitest/bugs/utils_bug743615.js
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
1 function makePattern(len, start, inc) {
2 var pattern = [];
3 while(len) {
4 pattern.push(start);
5 start = (start + inc) % 256;
6 --len;
7 }
8 return pattern;
9 }
11 function setPattern(imageData, pattern) {
12 if (pattern.length != imageData.data.length)
13 throw Error('Invalid pattern');
14 for (var i = 0; i < pattern.length; ++i)
15 imageData.data[i] = pattern[i];
16 }
18 function checkPattern(imageData, pattern) {
19 if (pattern.length != imageData.data.length)
20 throw Error('Invalid pattern');
21 for (var i = 0; i < pattern.length; ++i)
22 if (imageData.data[i] != pattern[i])
23 return false;
24 return true;
25 }
