Online PHP editor | perf for ovGri

@ 2017-07-07T10:55:49Z

<?php
    $chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
    $input = "AB07-mbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbxyzccccs.";
    $a = substr($input, 0, 4);
    if ($a == "AB07-") {
        echo "Wrong";
        return;
    }
    $b = substr($input, 5);
    
    $i = 0;
    $eax = 0;
    $ebx = 0;
    $ecx = 0;
    $edx = 0;
    $edi = 0;
    $ebx14h = 0x4F;
    $ebpedivar_18 = 0x0;
    $ebpvar_18 = 0x1B1B1B26;
    $ebpvar_1c = 0;
    $ebpvar_24 = 0;
    $ebpvar_20 = 0x42;
    $esi10h = 0x0;
    $esi14h = 0xF;
    $ebpvar_18 = 0x1B1B1B26;
    $esi = 0x23F198;
    $ebpedivar_14 = 0xDBB699;
    $ecxedx = 0x0;
    $eaxebx = 0x0;
    $ebparg_4 = 0x23F1B4;
    $dword_13EA528 = 0x40;
    $dword_13EA52C = 0x4F;
    $dword_13EA518 = 0x12012C0; //Nur zeiger?
    do {
        $eax = $ebx14h;
        $ebpvar_20--;
        //für das reversen wohl irrelevant
        if ($eax < 0x10) {
            
        } else {
            
        }
        if ($b[$edx] == "=") {
            
        } else {
            if ($eax < 0x10) {
                
            } else {
                $eax = $b;
            }
            $al = $eax[$edx];
            $ebpvar_10 = $al;
            if (!ctype_alnum($al)) {
                $al = $ebpvar_10;
                if ($al != 0x2B) {
                    if ($al != 0x2F) {
                        break;
                    }
                }
            }
            if ($ebx14h < 0x10) {
                
            } else {
                $ecx = $b;
            }
            $eax = $ebpvar_24;
            $edi++;
            $eax++;
            $ebpvar_1c = $edi;
            $ebpvar_24 = $eax;
            if ($edi == 4) {
                $ebpedivar_18 = hexdec(bin2hex(substr($b, $eax-4, 4)));
                $edi = 0;
                do {
                    $ebx = hexdec(substr(dechex($ebpedivar_18), 2*$edi, 2));
                    $al = sub_19A0($ebx);
                    $ebpedivar_18 = hexdec(substr(dechex($ebpedivar_18), 0, 2*$edi) . dechex($al) . substr(dechex($ebpedivar_18), 2*$edi+2));
                    $edi++;
                } while ($edi < 4);
                $tmp = $ebpedivar_18;
                $ebpedivar_18 = hexdec(bin2hex(""));
                for ($i = 0; $i < 4; $i++) {
                    $ebpedivar_18 = hexdec(dechex($ebpedivar_18) . substr(dechex($tmp), 8-($i+1)*2, 2));
                }
                $ecx = $ebpedivar_18;
                $dl = hexdec(substr(dechex($ecx), -2));
                $dl = $dl * 4;
                $al = hexdec(substr(dechex($ecx), -4, 2));
                $al = $al >> 4;
                $al = $al & 3;
                $al += $dl;
                $ebpvar_14 = $al;
                $al = hexdec(substr(dechex($ecx), 2, 2));
                $dl = $al;
                $dl = $dl >> 2;
                $ecx = hexdec(substr(dechex($ecx), 0, 6) . substr(dechex($ecx), -4, 2));
                $al = hexdec(substr(dechex($al << 6), -2));
                $al = hexdec(substr(dechex($al + hexdec(substr(dechex($ecx), 0, 2))), -2));
                $dl = $dl & 0x0F;
                $cl = hexdec(substr(dechex($ecx), -2));
                $ecx = hexdec(substr(dechex($ecx), 0, 6) . substr(dechex($cl << 4), -2));
                $cl = hexdec(substr(dechex($cl << 4), -2));
                $dl = $cl ^ $dl;
                $ebpvar_13 = $dl;
                $ebpvar_12 = $al;
                $edi = 0;
                do {
                    $eax = $esi10h;
                    $ecx = 0xFFFFFFFF;
                    $ecx -= $eax;
                    if ($ecx <= 1) {
                        return; //string too long
                    }
                    $ebx = $eax + 1;
                    if ($ebx > 0xFFFFFFFE) {
                        return; //string too long
                    }
                    $ecx = $esi14h;
                    if ($ecx >= $ebx) {
                        if ($ebx == 0) {
                            
                        }
                    }
                    if ($ebx != 0) {
                        $al = 0x01;
                        $eax = hexdec(substr(dechex($eax), 0, 6) . substr(dechex($al), 0));
                    }
                    if ($al != 0) {
                        $edx = $esi10h;
                        $al = hexdec(substr(dechex($ebpedivar_14), -2));
                        if (strlen(dechex($eax)) <= 2) {
                            $eax = $al;
                        } else {
                            $eax = hexdec(substr(dechex($eax), 0, strlen($eax) - 2) . substr(dechex($al), 0));
                        }
                        $ecxedx .= $al;
                        $esi10h = $ebx;
                        if ($esi14h < 0x10) {
                            $eax = $esi;
                        } else {
                        
                        }
                        $eaxebx = 0;
                    }
                    $edi++;
                } while ($edi < 3);
                
                $ebx = $ebparg_4;
                $ebpvar_1c = 0;
                $edi = 0;
            }
            if ($ebpvar_20 != 0) {
                $edx = $ebpvar_24;
                continue;
            }
        }
    } while ($ebpvar_20 > 0);
    $edi = 0;
    $a = (strlen($b)-1) % 4;
    $ebpedivar_18 = hexdec(bin2hex(substr($b, -($a+1), $a)));
    do {
        $ebx = hexdec(substr(dechex($ebpedivar_18), 2*$edi, 2));
        $al = sub_19A0($ebx);
        $ebpedivar_18 = hexdec(substr(dechex($ebpedivar_18), 0, 2*$edi) . dechex($al) . substr(dechex($ebpedivar_18), 2*$edi+2));
        $edi++;
    } while ($edi < $a);
    if ($a = 1) {
        $ebpedivar_18 += 0xffffff00;
    }
    $ecx = $ebpedivar_18;
    $al = hexdec(substr(dechex($ecx), -2));
    $al = $al * 4;
    $dl = hexdec(substr(dechex($ecx), -4, 2));
    $dl = $dl >> 4;
    $dl = $dl & 3;
    $dl += $al;
    $ebpvar_14 = $dl;
    $al = hexdec(substr(dechex($ecx), 2, 2));
    $dl = $al;
    $dl = $dl >> 2;
    $ecx = hexdec(substr(dechex($ecx), 0, 6) . substr(dechex($ecx), -4, 2));
    $al = hexdec(substr(dechex($al << 6), -2));
    $al = hexdec(substr(dechex($al + hexdec(substr(dechex($ecx), 0, 2))), -2));
    $dl = $dl & 0x0F;
    $cl = hexdec(substr(dechex($ecx), -2));
    $ecx = hexdec(substr(dechex($ecx), 0, 6) . substr(dechex($cl << 4), -2));
    $cl = hexdec(substr(dechex($cl << 4), -2));
    $dl = $cl ^ $dl;
    $ebpvar_13 = $dl;
    $ebpvar_12 = $al;
    $edi = 0;
    var_dump(dechex($dl));
    var_dump(dechex($al));
    
    
    printf("HEX:\n");
    var_dump(dechex($eax));
    var_dump(dechex($ebx));
    var_dump(dechex($ecx));
    var_dump(dechex($edx));
    var_dump(dechex($edi));
    printf("Normal:\n");
    var_dump($eax);
    var_dump($ebx);
    var_dump($ecx);
    var_dump($edi);
    printf("String: %s", $ecxedx);
    
    function sub_19A0($ebx) {
        $chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
        return strpos($chars, $ebx) - strpos($chars, "A");
    }
    
    function arrayToString($arr) {
        $output = "";
        foreach ($arr as $char) {
            $output .= chr($char);
        }
        return $output;
    }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
8.3.6	0.008	0.008	17.13
8.3.5	0.012	0.003	16.71
8.3.4	0.004	0.011	18.96
8.3.3	0.003	0.012	19.14
8.3.2	0.004	0.004	20.46
8.3.1	0.003	0.005	21.85
8.3.0	0.003	0.005	19.60
8.2.18	0.009	0.009	16.75
8.2.17	0.012	0.004	22.96
8.2.16	0.004	0.011	20.47
8.2.15	0.009	0.000	24.18
8.2.14	0.008	0.000	24.66
8.2.13	0.000	0.008	22.21
8.2.12	0.004	0.004	26.35
8.2.11	0.003	0.006	20.77
8.2.10	0.009	0.003	18.04
8.2.9	0.008	0.000	19.48
8.2.8	0.005	0.003	18.04
8.2.7	0.003	0.007	17.75
8.2.6	0.000	0.008	18.16
8.2.5	0.003	0.006	18.10
8.2.4	0.004	0.004	20.77
8.2.3	0.000	0.008	21.11
8.2.2	0.006	0.003	18.18
8.2.1	0.003	0.006	18.29
8.2.0	0.004	0.004	18.17
8.1.28	0.011	0.011	25.92
8.1.27	0.000	0.008	22.18
8.1.26	0.004	0.004	26.35
8.1.25	0.005	0.003	28.09
8.1.24	0.003	0.009	17.60
8.1.23	0.008	0.003	17.95
8.1.22	0.003	0.006	17.78
8.1.21	0.005	0.003	18.77
8.1.20	0.006	0.003	17.50
8.1.19	0.003	0.006	17.35
8.1.18	0.003	0.006	18.10
8.1.17	0.004	0.004	18.63
8.1.16	0.000	0.007	19.29
8.1.15	0.003	0.005	18.98
8.1.14	0.000	0.008	19.64
8.1.13	0.000	0.009	19.05
8.1.12	0.004	0.004	17.64
8.1.11	0.004	0.004	17.54
8.1.10	0.004	0.004	17.53
8.1.9	0.005	0.003	17.55
8.1.8	0.000	0.007	17.68
8.1.7	0.005	0.002	17.64
8.1.6	0.004	0.004	17.68
8.1.5	0.005	0.003	17.64
8.1.4	0.006	0.003	17.61
8.1.3	0.006	0.006	17.75
8.1.2	0.000	0.008	17.83
8.1.1	0.003	0.006	17.76
8.1.0	0.008	0.000	17.57
8.0.30	0.009	0.000	18.77
8.0.29	0.003	0.005	17.13
8.0.28	0.005	0.003	18.49
8.0.27	0.004	0.004	17.31
8.0.26	0.008	0.000	17.05
8.0.25	0.000	0.007	17.20
8.0.24	0.000	0.009	17.16
8.0.23	0.003	0.005	17.18
8.0.22	0.005	0.003	17.12
8.0.21	0.004	0.004	17.13
8.0.20	0.000	0.007	17.03
8.0.19	0.004	0.004	17.16
8.0.18	0.005	0.003	17.17
8.0.17	0.003	0.005	17.11
8.0.16	0.004	0.008	17.16
8.0.15	0.008	0.000	17.00
8.0.14	0.000	0.007	17.11
8.0.13	0.000	0.006	13.57
8.0.12	0.008	0.000	16.99
8.0.11	0.000	0.008	16.99
8.0.10	0.004	0.004	17.02
8.0.9	0.003	0.005	17.20
8.0.8	0.000	0.019	17.11
8.0.7	0.005	0.003	17.13
8.0.6	0.008	0.000	17.03
8.0.5	0.008	0.000	17.06
8.0.3	0.007	0.009	17.29
8.0.2	0.014	0.006	17.42
8.0.1	0.004	0.004	17.11
8.0.0	0.009	0.009	16.88
7.4.33	0.008	0.000	15.55
7.4.32	0.007	0.000	16.63
7.4.30	0.000	0.008	16.61
7.4.29	0.004	0.004	16.75
7.4.28	0.006	0.003	16.68
7.4.27	0.004	0.004	16.74
7.4.26	0.003	0.005	16.65
7.4.25	0.004	0.004	16.74
7.4.24	0.004	0.004	16.70
7.4.23	0.000	0.007	16.78
7.4.22	0.009	0.012	16.80
7.4.21	0.006	0.015	16.74
7.4.20	0.003	0.005	16.79
7.4.16	0.005	0.012	16.63
7.4.15	0.021	0.023	17.40
7.4.14	0.014	0.012	17.86
7.4.13	0.013	0.013	16.86
7.4.12	0.016	0.005	16.73
7.4.11	0.012	0.007	16.79
7.4.10	0.009	0.009	16.70
7.4.9	0.016	0.006	16.80
7.4.8	0.009	0.016	19.39
7.4.7	0.011	0.006	16.88
7.4.6	0.009	0.009	16.77
7.4.5	0.000	0.017	16.58
7.4.4	0.009	0.009	16.87
7.4.3	0.012	0.007	16.78
7.4.0	0.006	0.012	15.07
7.3.33	0.003	0.003	13.63
7.3.32	0.003	0.003	13.46
7.3.31	0.004	0.004	16.42
7.3.30	0.000	0.007	16.64
7.3.29	0.008	0.006	16.57
7.3.28	0.007	0.010	16.60
7.3.27	0.010	0.010	17.40
7.3.26	0.006	0.014	16.69
7.3.25	0.012	0.010	16.64
7.3.24	0.017	0.007	16.52
7.3.23	0.011	0.009	16.62
7.3.21	0.013	0.013	16.46
7.3.20	0.010	0.010	16.63
7.3.19	0.013	0.005	16.66
7.3.18	0.015	0.006	16.81
7.3.17	0.010	0.007	16.83
7.3.16	0.011	0.008	16.71
7.2.33	0.007	0.011	16.80
7.2.32	0.012	0.012	16.90
7.2.31	0.003	0.013	16.96
7.2.30	0.012	0.011	16.88
7.2.29	0.005	0.019	17.02
7.2.9	0.058	0.003	16.51
7.2.8	0.008	0.004	16.51
7.2.7	0.009	0.009	17.09
7.2.6	0.006	0.012	17.03
7.2.5	0.009	0.003	17.05
7.2.4	0.009	0.004	16.82
7.2.3	0.004	0.008	17.07
7.2.2	0.010	0.010	16.67
7.2.1	0.006	0.009	17.13
7.2.0	0.006	0.012	17.07
7.1.21	0.004	0.008	15.76
7.1.20	0.007	0.010	15.86
7.1.19	0.014	0.003	15.88
7.1.18	0.006	0.006	15.53
7.1.17	0.003	0.009	15.76
7.1.16	0.014	0.003	15.75
7.1.15	0.000	0.013	15.91
7.1.14	0.013	0.000	16.01
7.1.13	0.062	0.010	15.96
7.1.12	0.008	0.008	15.54
7.1.11	0.009	0.006	15.98
7.1.10	0.008	0.004	15.46
7.1.9	0.008	0.008	15.89
7.1.8	0.011	0.004	15.57
7.1.7	0.006	0.009	15.79
7.1.6	0.027	0.003	33.84
7.1.5	0.027	0.006	33.82
7.1.4	0.025	0.019	33.80
7.1.3	0.020	0.017	33.63
7.1.2	0.023	0.013	33.71
7.1.1	0.003	0.011	15.82
7.1.0	0.003	0.013	15.48
7.0.31	0.006	0.006	15.41
7.0.30	0.008	0.003	15.16
7.0.29	0.003	0.009	15.22
7.0.28	0.010	0.003	15.27
7.0.27	0.068	0.003	15.34
7.0.26	0.004	0.012	15.57
7.0.25	0.000	0.014	15.41
7.0.24	0.006	0.009	15.46
7.0.23	0.008	0.004	15.57
7.0.22	0.005	0.005	15.30
7.0.21	0.007	0.010	15.54
7.0.20	0.006	0.009	15.22
7.0.19	0.015	0.000	15.48
7.0.18	0.009	0.006	15.36
7.0.17	0.011	0.004	15.46
7.0.16	0.006	0.012	15.09
7.0.15	0.010	0.000	15.37
7.0.14	0.006	0.008	15.61
7.0.13	0.006	0.010	15.41
7.0.12	0.005	0.008	15.21
7.0.11	0.006	0.009	15.49
7.0.10	0.009	0.006	15.53
7.0.9	0.008	0.008	15.54
7.0.8	0.011	0.004	15.59
7.0.7	0.006	0.006	15.19
7.0.6	0.015	0.000	15.65
7.0.5	0.011	0.000	15.47
7.0.4	0.011	0.000	15.34
7.0.3	0.007	0.004	15.58
7.0.2	0.006	0.005	15.20
7.0.1	0.006	0.009	15.52
7.0.0	0.000	0.011	15.46

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