From 830c49aaa9ba56148e4c6666ae281f6212b2de4d Mon Sep 17 00:00:00 2001
From: killua <ichi256@abv.bg>
Date: Tue, 12 Feb 2019 21:40:22 +0200
Subject: [PATCH] Delete Crypt.php

---
 Crypt.php | 136 ------------------------------------------------------
 1 file changed, 136 deletions(-)
 delete mode 100644 Crypt.php

diff --git a/Crypt.php b/Crypt.php
deleted file mode 100644
index b0b2bf9..0000000
--- a/Crypt.php
+++ /dev/null
@@ -1,136 +0,0 @@
-<?php 
-
-namespace killua;
-
-final class Crypt0 {
-    
-    // a string of all alphanumeric characters
-    // used for random string generation
-    public static $chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
-	
-    public static function encode_url( string $str ) : string {
-		$i       = -1;
-	    $encoded = '';
-
-	    while( ($i++) < mb_strlen( $str ) - 1 ){
-		    if( $str[$i] == ' ' ){
-			    $encoded .= '+';
-		    }
-		    else if( (ord( $str[$i] ) <= 57 && ord( $str[$i] ) >= 48)  || 
-				     (ord( $str[$i] ) >= 65 && ord( $str[$i] ) <= 90)  || 
-				     (ord( $str[$i] ) >= 97 && ord( $str[$i] ) <= 122) || 
-				     ( $str[$i] == '-' || $str[$i] == '_' || $str[$i] == '.' || $str[$i] == '~' ) ){
-
-			    $encoded .= $str[$i];
-		    }
-		    else{
-			    $encoded .= '%';
-			    //$encoded .= self::$alnum[ ord( $str[$i] ) >> 4 ] . '';
-				//$encoded .= self::$alnum[ ord( $str[$i] ) & 15 ] . '';
-				$encoded   .= self::dec_2_hex( (int) ord( $str[$i] ) );
-		    }
-	    }
-	    return $encoded;
-    }
-
-
-    public static function decode_url( string $str ) : string {
-		$i       = -1;
-	    $decoded = '';
-	}
-	
-
-    public static function signature_generate() : string {
-	    $length 	= strlen( self::$chars );
-	    $signature  = '';
-	    $i			= 0;
-	    $fp         = fopen( '/dev/urandom', 'rb' );
-	    $f          = fread( $fp, strlen( self::$chars ) );
-
-	    while( ( $i++ ) < $length ) {
-		    if( $i % 4 == 0 ){
-			    $signature .= dechex( ord( $f[$i] ) );
-		    } else{
-			    $signature .= self::$chars[ mt_rand( 0, $length - 1 ) ];
-		    }
-	    }
-	    return substr( $signature, 0, strlen( $signature ) - 5 );
-    }
-
-
-	public static function dec_2_hex( int $dec_num ) : string {
-		$hex       = '';
-		$remainder = 0;
-		
-		while( (int) $dec_num != 0 ){
-			$remainder = $dec_num % 16;
-			if( $remainder <= 9 ){
-				$hex .= chr( $remainder + 48 );
-			}
-			else{
-				$hex .= chr( $remainder + ( (48 << 1) - 9 ) );
-			}
-			$dec_num /= 16;
-		}
-		return strrev( $hex );
-	}
-
-
-	public static function hex_2_dec( string $hex_string ) : int {
-		$d          = 0;
-		$num        = 0;
-		$i          = strlen( $hex_string );
-		$hex_string = strrev( $hex_string );
-		
-		while( ($i--) > 0 ){
-			if( ord( $hex_string[$i] ) >= 65 && ord( $hex_string[$i] ) <= 90 ){
-				$d    = ord( $hex_string[$i] ) - ord('A') + 10;
-				$num += (int) ($d * (16 ** $i));
-			}
-			else if( ord( $hex_string[$i] ) >= 97 && ord( $hex_string[$i] ) <= 122 ){
-				$d    = ord( $hex_string[$i] ) - ord('a') + 10;
-				$num += (int) ($d * (16 ** $i));
-			}
-			else{
-				$num += (int) ((int) $hex_string[$i] * (16 ** $i));
-			}
-		}
-		return $num;
-	}
-
-	# ROT13 cipher
-	public static function rot13 ( string $str ) : string {
-		$i      = -1;
-		$newStr = '';
-		while ( ($i++) < mb_strlen( $str ) - 1 ) {
-			if ( (ord($str[$i]) >= ord('A') && ord($str[$i]) <= ord('M') ) 
-			  || (ord($str[$i]) >= ord('a') && ord($str[$i]) <= ord('m') ) ) {
-				$newStr .= chr( ord( $str[$i] ) + 13 );
-			}
-			else if ( (ord($str[$i]) >= ord('N') && ord($str[$i]) <= ord('Z')) 
-				   || (ord($str[$i]) >= ord('n') && ord($str[$i]) <= ord('z')) ) {
-				$newStr .= chr( ord( $str[$i] ) - 13 );
-			}
-			else{
-				$newStr .= $str[$i];
-			}
-		}
-		return $newStr;
-	}
-
-
-    public static function dec_2_bin( int $dec_num ) : string {
-        $i   = -1;
-        $bin = '';
-
-        while( $dec_num ){
-            $bin .= (string) ($dec_num & 1);
-            $dec_num >>= 1;
-        }
-        return strrev( $bin );
-    }
-}
-
-//echo \killua\Crypt0::dec_2_hex( 346777 );
-echo \killua\Crypt0::hex_2_dec( '3a3' );
-?>