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widevine-l3-decryptor
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Merge pull request #15 from nyuszika7h/fix-iframes 

Fix for pages that use iframes (and some other minor fixes)
This commit is contained in:
Tomer 2020-10-28 19:17:00 +02:00 committed by GitHub
parent e272063c25 a0b47ff81f
commit bf2f2685e0
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 50 additions and 50 deletions
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28
content_key_decryption.js
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@ -166,21 +166,21 @@ function wordToByteArray(wordArray)
// byte array to CryptoJS format // byte array to CryptoJS format
function arrayToWordArray(u8Array) function arrayToWordArray(u8Array)
{ {
var words = [], i = 0, len = u8Array.length; var words = [], i = 0, len = u8Array.length;
while (i < len) { while (i < len) {
words.push( words.push(
(u8Array[i++] << 24) | (u8Array[i++] << 24) |
(u8Array[i++] << 16) | (u8Array[i++] << 16) |
(u8Array[i++] << 8) | (u8Array[i++] << 8) |
(u8Array[i++]) (u8Array[i++])
); );
} }
return { return {
sigBytes: len, sigBytes: len,
words: words words: words
}; };
} }
const toHexString = bytes => bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); const toHexString = bytes => bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '');
@ -209,4 +209,4 @@ function PEM2Binary(pem)
return bytes.buffer; return bytes.buffer;
} }
}()); }());

28
content_script.js
View File

@ -2,9 +2,9 @@ injectScripts();
async function injectScripts() async function injectScripts()
{ {
await injectScript('lib/pbf.3.0.5.min.js'); await injectScript('lib/pbf.3.0.5.min.js');
await injectScript('lib/cryptojs-aes_0.2.0.min.js'); await injectScript('lib/cryptojs-aes_0.2.0.min.js');
await injectScript('protobuf-generated/license_protocol.proto.js'); await injectScript('protobuf-generated/license_protocol.proto.js');
await injectScript('content_key_decryption.js'); await injectScript('content_key_decryption.js');
@ -13,14 +13,14 @@ async function injectScripts()
function injectScript(scriptName) function injectScript(scriptName)
{ {
return new Promise(function(resolve, reject) return new Promise(function(resolve, reject)
{ {
var s = document.createElement('script'); var s = document.createElement('script');
s.src = chrome.extension.getURL(scriptName); s.src = chrome.extension.getURL(scriptName);
s.onload = function() { s.onload = function() {
this.parentNode.removeChild(this); this.parentNode.removeChild(this);
resolve(true); resolve(true);
}; };
(document.head||document.documentElement).appendChild(s); (document.head||document.documentElement).appendChild(s);
}); });
} }

44
manifest.json
View File

@ -1,29 +1,29 @@
{ {
"manifest_version": 2, "manifest_version": 2,
"name": "Widivine Decryptor", "name": "Widevine Decryptor",
"short_name": "WidevineDecryptor", "short_name": "WidevineDecryptor",
"description": "Decrypts and logs media keys from websites that use Widivine DRM", "description": "Decrypts and logs media keys from websites that use Widevine DRM",
"version": "1.0.0", "version": "1.0.0",
"permissions": "permissions":
[ [
], ],
"icons": "icons":
{ {
}, },
"browser_action": { "browser_action": {
}, },
"content_scripts":
"content_scripts": [
[ {
{ "matches": ["https://*/*"],
"matches": ["https://*/*"], "js": ["content_script.js"],
"js": ["content_script.js"],
"css": [], "css": [],
"run_at": "document_start" "run_at": "document_start",
} "all_frames": true
], }
"web_accessible_resources": ["content_key_decryption.js", "eme_interception.js", "lib/*", "protobuf-generated/*"] ],
} "web_accessible_resources": ["content_key_decryption.js", "eme_interception.js", "lib/*", "protobuf-generated/*"]
}