move encryption functions to crypto file
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@ -74,7 +74,7 @@ function DerToRsa($Der)
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//Encode:
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$Der = base64_encode($Der);
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//Split lines:
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$lines = str_split($Der, 65);
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$lines = str_split($Der, 64);
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$body = implode("\n", $lines);
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//Get title:
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$title = 'RSA PUBLIC KEY';
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@ -184,3 +184,43 @@ function salmon_key($pubkey) {
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}
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if(! function_exists('aes_decrypt')) {
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function aes_decrypt($val,$ky)
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{
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$key="\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
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for($a=0;$a<strlen($ky);$a++)
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$key[$a%16]=chr(ord($key[$a%16]) ^ ord($ky[$a]));
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$mode = MCRYPT_MODE_ECB;
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$enc = MCRYPT_RIJNDAEL_128;
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$dec = @mcrypt_decrypt($enc, $key, $val, $mode, @mcrypt_create_iv( @mcrypt_get_iv_size($enc, $mode), MCRYPT_DEV_URANDOM ) );
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return rtrim($dec,(( ord(substr($dec,strlen($dec)-1,1))>=0 and ord(substr($dec, strlen($dec)-1,1))<=16)? chr(ord( substr($dec,strlen($dec)-1,1))):null));
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}}
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if(! function_exists('aes_encrypt')) {
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function aes_encrypt($val,$ky)
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{
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$key="\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
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for($a=0;$a<strlen($ky);$a++)
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$key[$a%16]=chr(ord($key[$a%16]) ^ ord($ky[$a]));
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$mode=MCRYPT_MODE_ECB;
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$enc=MCRYPT_RIJNDAEL_128;
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$val=str_pad($val, (16*(floor(strlen($val) / 16)+(strlen($val) % 16==0?2:1))), chr(16-(strlen($val) % 16)));
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return mcrypt_encrypt($enc, $key, $val, $mode, mcrypt_create_iv( mcrypt_get_iv_size($enc, $mode), MCRYPT_DEV_URANDOM));
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}}
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function pkcs5_pad ($text, $blocksize)
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{
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$pad = $blocksize - (strlen($text) % $blocksize);
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return $text . str_repeat(chr($pad), $pad);
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}
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function pkcs5_unpad($text)
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{
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$pad = ord($text{strlen($text)-1});
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if ($pad > strlen($text)) return false;
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if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;
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return substr($text, 0, -1 * $pad);
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}
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@ -141,6 +141,7 @@ function diaspora_decode($importer,$xml) {
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$decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv);
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$decrypted = pkcs5_unpad($decrypted);
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/**
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@ -1,8 +1,9 @@
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<?php
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require_once('bbcode.php');
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require_once('oembed.php');
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require_once('include/bbcode.php');
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require_once('include/oembed.php');
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require_once('include/salmon.php');
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require_once('include/crypto.php');
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function get_feed_for(&$a, $dfrn_id, $owner_nick, $last_update, $direction = 0) {
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@ -620,32 +620,6 @@ function valid_email($x){
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}}
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if(! function_exists('aes_decrypt')) {
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function aes_decrypt($val,$ky)
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{
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$key="\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
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for($a=0;$a<strlen($ky);$a++)
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$key[$a%16]=chr(ord($key[$a%16]) ^ ord($ky[$a]));
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$mode = MCRYPT_MODE_ECB;
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$enc = MCRYPT_RIJNDAEL_128;
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$dec = @mcrypt_decrypt($enc, $key, $val, $mode, @mcrypt_create_iv( @mcrypt_get_iv_size($enc, $mode), MCRYPT_DEV_URANDOM ) );
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return rtrim($dec,(( ord(substr($dec,strlen($dec)-1,1))>=0 and ord(substr($dec, strlen($dec)-1,1))<=16)? chr(ord( substr($dec,strlen($dec)-1,1))):null));
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}}
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if(! function_exists('aes_encrypt')) {
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function aes_encrypt($val,$ky)
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{
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$key="\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
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for($a=0;$a<strlen($ky);$a++)
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$key[$a%16]=chr(ord($key[$a%16]) ^ ord($ky[$a]));
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$mode=MCRYPT_MODE_ECB;
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$enc=MCRYPT_RIJNDAEL_128;
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$val=str_pad($val, (16*(floor(strlen($val) / 16)+(strlen($val) % 16==0?2:1))), chr(16-(strlen($val) % 16)));
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return mcrypt_encrypt($enc, $key, $val, $mode, mcrypt_create_iv( mcrypt_get_iv_size($enc, $mode), MCRYPT_DEV_URANDOM));
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}}
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/**
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*
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* Function: linkify
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@ -903,20 +877,6 @@ function generate_user_guid() {
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}
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function pkcs5_pad ($text, $blocksize)
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{
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$pad = $blocksize - (strlen($text) % $blocksize);
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return $text . str_repeat(chr($pad), $pad);
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}
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function pkcs5_unpad($text)
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{
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$pad = ord($text{strlen($text)-1});
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if ($pad > strlen($text)) return false;
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if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;
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return substr($text, 0, -1 * $pad);
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}
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function base64url_encode($s, $strip_padding = false) {
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@ -2,6 +2,8 @@
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require_once('include/salmon.php');
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require_once('include/crypto.php');
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function zot_get($url,$args) {
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$argstr = '';
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