keith/friendica
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Remove various unused crypto functions

Browse source
This commit is contained in:
Fabrixxm 2015-06-23 10:52:02 +02:00
parent 600c9c8474
commit 4203132e1a
1 changed files with 0 additions and 34 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

34
include/crypto.php
View file

@ -226,40 +226,6 @@ function pkcs5_unpad($text)
return substr($text, 0, -1 * $pad); return substr($text, 0, -1 * $pad);
} }
function AES256CBC_encrypt($data,$key,$iv) {
return mcrypt_encrypt(
MCRYPT_RIJNDAEL_128,
str_pad($key,32,"\0"),
pkcs5_pad($data,16),
MCRYPT_MODE_CBC,
str_pad($iv,16,"\0"));
}
function AES256CBC_decrypt($data,$key,$iv) {
return pkcs5_unpad(mcrypt_decrypt(
MCRYPT_RIJNDAEL_128,
str_pad($key,32,"\0"),
$data,
MCRYPT_MODE_CBC,
str_pad($iv,16,"\0")));
}
function aes_encapsulate($data,$pubkey) {
$key = random_string(32,RANDOM_STRING_TEXT);
$iv = random_string(16,RANDOM_STRING_TEXT);
$result['data'] = base64url_encode(AES256CBC_encrypt($data,$key,$iv),true);
openssl_public_encrypt($key,$k,$pubkey);
$result['key'] = base64url_encode($k,true);
openssl_public_encrypt($iv,$i,$pubkey);
$result['iv'] = base64url_encode($i,true);
return $result;
}
function aes_unencapsulate($data,$prvkey) {
openssl_private_decrypt(base64url_decode($data['key']),$k,$prvkey);
openssl_private_decrypt(base64url_decode($data['iv']),$i,$prvkey);
return AES256CBC_decrypt(base64url_decode($data['data']),$k,$i);
}
function new_keypair($bits) { function new_keypair($bits) {