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Remove MTProto v1 leftovers

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This commit is contained in:
Daniil Gentili 2021-12-13 20:45:25 +01:00
parent efe15feabc
commit ba6c3850a5
Signed by: danog
GPG Key ID: 8C1BE3B34B230CA7
1 changed files with 1 additions and 6 deletions
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7
src/danog/MadelineProto/Loop/Connection/ReadLoop.php
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@ -154,12 +154,7 @@ class ReadLoop extends SignalLoop
} elseif ($auth_key_id === $shared->getTempAuthKey()->getID()) { } elseif ($auth_key_id === $shared->getTempAuthKey()->getID()) {
$message_key = yield $buffer->bufferRead(16); $message_key = yield $buffer->bufferRead(16);
list($aes_key, $aes_iv) = Crypt::aesCalculate($message_key, $shared->getTempAuthKey()->getAuthKey(), false); list($aes_key, $aes_iv) = Crypt::aesCalculate($message_key, $shared->getTempAuthKey()->getAuthKey(), false);
$encrypted_data = yield $buffer->bufferRead($payload_length - 24); $decrypted_data = Crypt::igeDecrypt(yield $buffer->bufferRead($payload_length - 24), $aes_key, $aes_iv);
$protocol_padding = \strlen($encrypted_data) % 16;
if ($protocol_padding) {
$encrypted_data = \substr($encrypted_data, 0, -$protocol_padding);
}
$decrypted_data = Crypt::igeDecrypt($encrypted_data, $aes_key, $aes_iv);
if ($message_key != \substr(\hash('sha256', \substr($shared->getTempAuthKey()->getAuthKey(), 96, 32).$decrypted_data, true), 8, 16)) { if ($message_key != \substr(\hash('sha256', \substr($shared->getTempAuthKey()->getAuthKey(), 96, 32).$decrypted_data, true), 8, 16)) {
throw new \danog\MadelineProto\SecurityException('msg_key mismatch'); throw new \danog\MadelineProto\SecurityException('msg_key mismatch');
} }