xcache
/
xcache
1
0
Fork 0
Code Releases Activity
Browse Source

disassembler/decompiler: fix multiline array and indention 

git-svn-id: svn://svn.lighttpd.net/xcache/trunk@732 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
3.0
Xuefer 11 years ago
parent
d4419514a0
commit
9d6ca9871d
1 changed files with 55 additions and 75 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 130
      Decompiler.class.php

130
Decompiler.class.php
Unescape View File

@ -8,36 +8,18 @@ function color($str, $color = 33)
return "\x1B[{$color}m$str\x1B[0m";
}
function str($src, $indent = '') // {{{
function toCode($src, $indent = '') // {{{
{
if (is_array($indent)) {
$indent = $indent['indent'];
}
/*
$e = xcache_get_special_value($src);
if (isset($e)) {
if (is_array($e)) {
$src = $e;
}
else {
return $e;
}
}
*/
if (is_array($src)) {
exit('array str');
$src = new Decompiler_Array($src, $indent);
return $src->__toString();
}
if (is_object($src)) {
if (!method_exists($src, '__toString')) {
if (!method_exists($src, 'toCode')) {
var_dump($src);
exit('no __toString');
exit('no toCode');
}
return $src->__toString();
return $src->toCode($indent);
}
return $src;
@ -79,7 +61,7 @@ class Decompiler_Value extends Decompiler_Object // {{{
$this->value = $value;
}
function __toString()
function toCode($indent)
{
return var_export($this->value, true);
}
@ -94,7 +76,7 @@ class Decompiler_Code extends Decompiler_Object // {{{
$this->src = $src;
}
function __toString()
function toCode($indent)
{
return $this->src;
}
@ -106,6 +88,7 @@ class Decompiler_Binop extends Decompiler_Code // {{{
var $op1;
var $op2;
var $parent;
var $indent;
function Decompiler_Binop($parent, $op1, $opc, $op2)
{
@ -115,17 +98,17 @@ class Decompiler_Binop extends Decompiler_Code // {{{
$this->op2 = $op2;
}
function __toString()
function toCode($indent)
{
$op1 = str($this->op1);
$op1 = toCode($this->op1, $indent);
if (is_a($this->op1, 'Decompiler_Binop') && $this->op1->opc != $this->opc) {
$op1 = "($op1)";
}
$opstr = $this->parent->binops[$this->opc];
if ($op1 == '0' && $this->opc == XC_SUB) {
return $opstr . str($this->op2);
return $opstr . toCode($this->op2, $indent);
}
return $op1 . ' ' . $opstr . ' ' . str($this->op2);
return $op1 . ' ' . $opstr . ' ' . toCode($this->op2, $indent);
}
}
// }}}
@ -141,7 +124,7 @@ class Decompiler_Fetch extends Decompiler_Code // {{{
$this->globalsrc = $globalsrc;
}
function __toString()
function toCode($indent)
{
switch ($this->fetchType) {
case ZEND_FETCH_LOCAL:
@ -167,9 +150,9 @@ class Decompiler_Box // {{{
$this->obj = &$obj;
}
function __toString()
function toCode($indent)
{
return $this->obj->__toString();
return $this->obj->toCode($indent);
}
}
// }}}
@ -179,16 +162,16 @@ class Decompiler_Dim extends Decompiler_Value // {{{
var $isLast = false;
var $assign = null;
function __toString()
function toCode($indent)
{
if (is_a($this->value, 'Decompiler_ListBox')) {
$exp = str($this->value->obj->src);
$exp = toCode($this->value->obj->src, $indent);
}
else {
$exp = str($this->value);
$exp = toCode($this->value, $indent);
}
foreach ($this->offsets as $dim) {
$exp .= '[' . str($dim) . ']';
$exp .= '[' . toCode($dim, $indent) . ']';
}
return $exp;
}
@ -204,16 +187,16 @@ class Decompiler_List extends Decompiler_Code // {{{
var $dims = array();
var $everLocked = false;
function __toString()
function toCode($indent)
{
if (count($this->dims) == 1 && !$this->everLocked) {
$dim = $this->dims[0];
unset($dim->value);
$dim->value = $this->src;
if (!isset($dim->assign)) {
return str($dim);
return toCode($dim, $indent);
}
return str($this->dims[0]->assign) . ' = ' . str($dim);
return toCode($this->dims[0]->assign, $indent) . ' = ' . toCode($dim, $indent);
}
/* flatten dims */
$assigns = array();
@ -222,9 +205,9 @@ class Decompiler_List extends Decompiler_Code // {{{
foreach ($dim->offsets as $offset) {
$assign = &$assign[$offset];
}
$assign = str($dim->assign);
$assign = toCode($dim->assign, $indent);
}
return $this->toList($assigns) . ' = ' . str($this->src);
return $this->toList($assigns) . ' = ' . toCode($this->src, $indent);
}
function toList($assigns)
@ -259,18 +242,15 @@ class Decompiler_ListBox extends Decompiler_Box // {{{
// }}}
class Decompiler_Array extends Decompiler_Value // {{{
{
var $indent = '';
function Decompiler_Array($value = array(), $indent = '')
function Decompiler_Array($value = array())
{
$this->value = $value;
$this->indent = $indent;
}
function __toString()
function toCode($indent)
{
$exp = "array(";
$indent = $this->indent . INDENT;
$indent = $indent . INDENT;
$assoclen = 0;
$multiline = 0;
$i = 0;
@ -281,7 +261,8 @@ class Decompiler_Array extends Decompiler_Value // {{{
$assoclen = $len;
}
}
if (is_array(value($v))) {
$spec = xcache_get_special_value($v);
if (is_array(isset($spec) ? $spec : $v)) {
$multiline ++;
}
++ $i;
@ -314,12 +295,12 @@ class Decompiler_Array extends Decompiler_Value // {{{
$exp .= $k . ' => ';
}
$exp .= str(value($v), $subindent);
$exp .= toCode(value($v), $subindent);
$i ++;
}
if ($multiline) {
$exp .= "$indent);";
$exp .= "\n$indent)";
}
else {
$exp .= ")";
@ -332,7 +313,7 @@ class Decompiler_ForeachBox extends Decompiler_Box // {{{
{
var $iskey;
function __toString()
function toCode($indent)
{
return 'foreach (' . '';
}
@ -416,7 +397,7 @@ class Decompiler
}
$curticks = $toticks;
}
echo $indent, str($op['php']), ";\n";
echo $indent, toCode($op['php'], $indent), ";\n";
}
}
if ($curticks) {
@ -428,14 +409,14 @@ class Decompiler
{
switch ($op['op_type']) {
case XC_IS_CONST:
return str(value($op['constant']));
return toCode(value($op['constant']), $EX);
case XC_IS_VAR:
case XC_IS_TMP_VAR:
$T = &$EX['Ts'];
$ret = $T[$op['var']];
if ($tostr) {
$ret = str($ret, $EX);
$ret = toCode($ret, $EX);
}
if ($free) {
unset($T[$op['var']]);
@ -640,11 +621,11 @@ class Decompiler
$this->outputCode($EX, $opline, $end /* - 1 skip last jmp */, $indent . INDENT);
$body = ob_get_clean();
$as = str($op['fe_as']);
$as = toCode($op['fe_as'], $EX);
if (isset($op['fe_key'])) {
$as = str($op['fe_key']) . ' => ' . $as;
$as = toCode($op['fe_key'], $EX) . ' => ' . $as;
}
echo "{$indent}foreach (" . str($op['fe_src']) . " as $as) {\n";
echo "{$indent}foreach (" . toCode($op['fe_src'], $EX) . " as $as) {\n";
echo $body;
echo "{$indent}}";
// $this->outputCode($EX, $next, $last, $indent);
@ -868,7 +849,7 @@ class Decompiler
break;
}
if ($opc == XC_UNSET_VAR) {
$op['php'] = "unset(" . str($rvalue) . ")";
$op['php'] = "unset(" . toCode($rvalue, $EX) . ")";
$lastphpop = &$op;
}
else if ($res['op_type'] != XC_IS_UNUSED) {
@ -929,10 +910,10 @@ class Decompiler
$lvalue = $rvalue;
++ $i;
$rvalue = $this->getOpVal($opcodes[$i]['op1'], $EX);
$resvar = str($lvalue) . ' = ' . $rvalue;
$resvar = toCode($lvalue, $EX) . ' = ' . $rvalue;
}
else if ($opc == XC_UNSET_DIM) {
$op['php'] = "unset(" . str($rvalue) . ")";
$op['php'] = "unset(" . toCode($rvalue, $EX) . ")";
$lastphpop = &$op;
}
else if ($res['op_type'] != XC_IS_UNUSED) {
@ -953,19 +934,19 @@ class Decompiler
$dim = &$rvalue->obj;
$dim->assign = $lvalue;
if ($dim->isLast) {
$resvar = str($dim->value);
$resvar = toCode($dim->value, $EX);
}
unset($dim);
break;
}
$resvar = "$lvalue = " . str($rvalue, $EX);
$resvar = "$lvalue = " . toCode($rvalue, $EX);
break;
// }}}
case XC_ASSIGN_REF: // {{{
$lvalue = $this->getOpVal($op1, $EX);
$rvalue = $this->getOpVal($op2, $EX, false);
if (is_a($rvalue, 'Decompiler_Fetch')) {
$src = str($rvalue->src);
$src = toCode($rvalue->src, $EX);
if (substr($src, 1, -1) == substr($lvalue, 1)) {
switch ($rvalue->fetchType) {
case ZEND_FETCH_GLOBAL:
@ -979,7 +960,7 @@ class Decompiler
if (isset($statics[$name])) {
$var = $statics[$name];
$resvar .= ' = ';
$resvar .= str(value($var), $EX);
$resvar .= toCode(value($var), $EX);
}
unset($statics);
break 2;
@ -988,7 +969,7 @@ class Decompiler
}
}
// TODO: PHP_6 global
$rvalue = str($rvalue);
$rvalue = toCode($rvalue, $EX);
$resvar = "$lvalue = &$rvalue";
break;
// }}}
@ -1201,10 +1182,10 @@ class Decompiler
$op2val = $this->getOpVal($op2, $EX);
switch ($opc) {
case XC_ADD_CHAR:
$op2val = str(chr($op2val), $EX);
$op2val = toCode(chr($op2val), $EX);
break;
case XC_ADD_STRING:
$op2val = str($op2val, $EX);
$op2val = toCode($op2val, $EX);
break;
case XC_ADD_VAR:
break;
@ -1344,10 +1325,10 @@ class Decompiler
if ($opc == XC_JMPZ_EX || $opc == XC_JMPNZ_EX || $opc == XC_JMPZ) {
$targetop = &$EX['opcodes'][$op2['opline_num']];
if ($opc == XC_JMPNZ_EX) {
$targetop['cond_true'][] = str($rvalue);
$targetop['cond_true'][] = toCode($rvalue, $EX);
}
else {
$targetop['cond_false'][] = str($rvalue);
$targetop['cond_false'][] = toCode($rvalue, $EX);
}
unset($targetop);
}
@ -1415,7 +1396,7 @@ class Decompiler
// }}}
case XC_END_SILENCE: // {{{
$EX['silence'] --;
$lastresvar = '@' . str($lastresvar);
$lastresvar = '@' . toCode($lastresvar, $EX);
break;
// }}}
case XC_CONT: // {{{
@ -1485,7 +1466,7 @@ class Decompiler
for ($i = 0; $i < $n; $i ++) {
$a = array_pop($EX['argstack']);
if (is_array($a)) {
array_unshift($args, str($a, $EX));
array_unshift($args, toCode($a, $EX));
}
else {
array_unshift($args, $a);
@ -1542,7 +1523,6 @@ class Decompiler
// }}}
function dargs(&$EX, $indent) // {{{
{
$EX['indent'] = $indent;
$op_array = &$EX['op_array'];
if (isset($op_array['num_args'])) {
@ -1601,9 +1581,9 @@ class Decompiler
}
}
$arg = $EX['recvs'][$i + 1];
echo str($arg[0]);
echo toCode($arg[0], $indent);
if (isset($arg[1])) {
echo ' = ', str($arg[1]);
echo ' = ', toCode($arg[1], $indent);
}
}
}
@ -1680,7 +1660,7 @@ class Decompiler
foreach ($class[$type] as $name => $v) {
echo $newindent;
echo $prefix, $name, ' = ';
echo str(value($v), $EX);
echo toCode(value($v), $newindent);
echo ";\n";
}
}
@ -1754,7 +1734,7 @@ class Decompiler
}
if (isset($value)) {
echo ' = ';
echo str(value($value));
echo toCode(value($value), $newindent);
}
echo ";\n";
}

Write Preview
Loading…
Cancel
Save