From 58f4f4c18fb61d5eb26c3b2e67c6da0ff8380013 Mon Sep 17 00:00:00 2001
From: killua <ichi256@abv.bg>
Date: Thu, 21 Feb 2019 22:22:05 +0200
Subject: [PATCH] Delete Crypt.php

---
 Crypt.php | 219 ------------------------------------------------------
 1 file changed, 219 deletions(-)
 delete mode 100644 Crypt.php

diff --git a/Crypt.php b/Crypt.php
deleted file mode 100644
index 49e29fb..0000000
--- a/Crypt.php
+++ /dev/null
@@ -1,219 +0,0 @@
-<?php 
-
-namespace killua;
-
-final class Crypt0 {
-    
-    // a string of all alphanumeric characters
-	// used for random string generation
-	public static $S     = [];
-	public static $chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
-	public static $key   = 'yj21i6d6cO35efgDH43G4Pe3XSo7aEUcb4wiee1R574bdUY77Iv787fFta7Fwp86pA6b8U6'; 
-	
-    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::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 );
-		
-		# remove leading '0x | 0X'
-		if ( strpos( $hex_string, '0x' ) === 0 || strpos( $hex_string, '0X' ) === 0 ) {
-			$hex_string = substr( $hex_string, 2 );
-		}
-		
-		while( ($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;
-	}
-	
-	# RC4
-	public function rc_crypt0( $key, &$S, $message ) {
-		$crypted = '';
-		for ( $i = 0 ; $i < 256 ; $i++ ) {
-			$S[$i] = (int) $i;
-		}
-		$j = 0;
-		for ( $i = 0 ; $i < 256 ; $i++ ) {
-			$j = ( $j + $S[$i] + ord( $key[ $i % strlen( $key ) ] ) ) % 256;
-			$temp  = $S[$i];
-			$S[$i] = $S[$j];
-			$S[$j] = $temp;
-		}
-		$i =  0;
-		$j =  0;
-		$x = -1;
-		while ( ($x++) < strlen( $message ) - 1 ) {
-			$i = ( $i + 1 ) % 256;
-			$j = ( $j + $S[$i] ) % 256;
-			$temp    = $S[$i];
-			$S[$i]   = $S[$j];
-			$S[$j]   = $temp;
-			$K       = $S[( $S[$i] + $S[$j] ) % 256];
-			$crypted[$x] = (string) chr( ord( $message[$x] ) ^ $K ); # XOR the current plaintext digit with the current 'S' digit
-		}
-
-		return $crypted;
-	}
-	
-	
-	public function code( $msg ) {
-		$res = '';
-		for ( $i = 0 ; $i < strlen( $msg ) ; $i++ ) {
-			$res[$i] = chr( (ord( $msg[$i] ) ^ 0x05) % 256 );
-		}
-		return $res;
-	}
-
-
-	public function cry0( string $msg, int $num ){
-		$str = '';
-		for ( $i = 0 ; $i < strlen( $msg ) ; $i++ ) {
-			$str[$i] = chr( ord( $msg[$i] ) - $num );
-		}
-		return $str;
-	}
-
-
-	public function cry1( string $msg, int $num ){
-		$str = '';
-		for ( $i = 0 ; $i < strlen( $msg ) ; $i++ ) {
-			$str[$i] = chr( ord( $msg[$i] ) + $num );
-		}
-		return $str;
-	}
-	
-	
-    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( $bin );
-	}
-
-
-	public function rnd_slt( string &$msg ){
-		
-	}
-}
-
-//echo \killua\Crypt0::dec_2_hex( 346777 );
-//echo \killua\Crypt0::hex_2_dec( '3a3' );
-//echo \killua\Crypt0::dec_2_hex( '931' );
-//echo \killua\Crypt0::dec_2_bin( 231 );
-//$a = \killua\Crypt0::code( 'what is that?' );
-//echo \killua\Crypt0::code( $a );
-//$a = \killua\Crypt0::cry0( 'what is that', 4 );
-//echo \killua\Crypt0::cry1( $a, 4 );
-
-//$key  = \killua\Crypt0::$key;
-//$msg0 = 'what the fuck man? my h0use is f0ken dead!';
-//$msg0 = "Holy sh1t man! that's fo0-ken awesome!?!$";
-
-//$a0   = \killua\Crypt0::rc_crypt0( $key, \killua\Crypt0::$S, $msg0 );
-//echo $a0 . "\x0a";
-
-//$b0 = \killua\Crypt0::rc_crypt0( $key, \killua\Crypt0::$S, $a0 );
-//echo $b0 . "\x0a";
-
-?>
-
-