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Whitespace and proper padAmount

This commit is contained in:
Stephen Paul Weber 2013-02-24 18:11:11 -05:00
parent 04b89decd1
commit 3afd401688
1 changed files with 21 additions and 21 deletions
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4
lib/openpgp_crypt_aes_tripledes.php
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@ -104,9 +104,8 @@ class OpenPGP_Crypt_AES_TripleDES {
if(!$cipher) return NULL;
$cipher->setKey($key);
$padAmount = $key_block_bytes - (strlen($epacket->data) % $key_block_bytes);
if($epacket instanceof OpenPGP_IntegrityProtectedDataPacket) {
$padAmount = $key_block_bytes - (strlen($epacket->data) % $key_block_bytes);
$data = substr($cipher->decrypt($epacket->data . str_repeat("\0", $padAmount)), 0, strlen($epacket->data));
$prefix = substr($data, 0, $key_block_bytes + 2);
$mdc = substr(substr($data, -22, 22), 2);
@ -123,6 +122,7 @@ class OpenPGP_Crypt_AES_TripleDES {
// No MDC mean decrypt with resync
$iv = substr($epacket->data, 2, $key_block_bytes);
$edata = substr($epacket->data, $key_block_bytes + 2);
$padAmount = $key_block_bytes - (strlen($edata) % $key_block_bytes);
$cipher->setIV($iv);
$data = substr($cipher->decrypt($edata . str_repeat("\0", $padAmount)), 0, strlen($edata));