[1] | 1 | <?php |
---|
| 2 | |
---|
| 3 | define('INDENT', "\t"); |
---|
| 4 | ini_set('error_reporting', E_ALL); |
---|
| 5 | |
---|
| 6 | function color($str, $color = 33) |
---|
| 7 | { |
---|
| 8 | return "\x1B[{$color}m$str\x1B[0m"; |
---|
| 9 | } |
---|
| 10 | |
---|
| 11 | function str($src, $indent = '') // {{{ |
---|
| 12 | { |
---|
| 13 | if (is_array($indent)) { |
---|
| 14 | $indent = $indent['indent']; |
---|
| 15 | } |
---|
| 16 | |
---|
| 17 | /* |
---|
| 18 | $e = xcache_get_special_value($src); |
---|
| 19 | if (isset($e)) { |
---|
| 20 | if (is_array($e)) { |
---|
| 21 | $src = $e; |
---|
| 22 | } |
---|
| 23 | else { |
---|
| 24 | return $e; |
---|
| 25 | } |
---|
| 26 | } |
---|
| 27 | */ |
---|
| 28 | |
---|
| 29 | if (is_array($src)) { |
---|
| 30 | die_error('array str'); |
---|
| 31 | $src = new Decompiler_Array($src); |
---|
| 32 | return $src->__toString($indent); |
---|
| 33 | } |
---|
| 34 | |
---|
| 35 | if (is_object($src)) { |
---|
| 36 | if (!method_exists($src, '__toString')) { |
---|
| 37 | var_dump($src); |
---|
| 38 | die_error('no __toString'); |
---|
| 39 | } |
---|
| 40 | return $src->__toString($indent); |
---|
| 41 | } |
---|
| 42 | |
---|
| 43 | return $src; |
---|
| 44 | } |
---|
| 45 | // }}} |
---|
| 46 | function value($value) // {{{ |
---|
| 47 | { |
---|
| 48 | $spec = xcache_get_special_value($value); |
---|
| 49 | if (isset($spec)) { |
---|
| 50 | $value = $spec; |
---|
| 51 | if (!is_array($value)) { |
---|
| 52 | // constant |
---|
| 53 | return $value; |
---|
| 54 | } |
---|
| 55 | } |
---|
| 56 | |
---|
| 57 | if (is_array($value)) { |
---|
| 58 | $value = new Decompiler_Array($value, true); |
---|
| 59 | } |
---|
| 60 | else { |
---|
| 61 | $value = new Decompiler_Value($value, true); |
---|
| 62 | } |
---|
| 63 | return $value; |
---|
| 64 | } |
---|
| 65 | // }}} |
---|
| 66 | class Decompiler_Object // {{{ |
---|
| 67 | { |
---|
| 68 | } |
---|
| 69 | // }}} |
---|
| 70 | class Decompiler_Value extends Decompiler_Object // {{{ |
---|
| 71 | { |
---|
| 72 | var $value; |
---|
| 73 | |
---|
| 74 | function Decompiler_Value($value = null) |
---|
| 75 | { |
---|
| 76 | $this->value = $value; |
---|
| 77 | } |
---|
| 78 | |
---|
| 79 | function __toString() |
---|
| 80 | { |
---|
| 81 | return var_export($this->value, true); |
---|
| 82 | } |
---|
| 83 | } |
---|
| 84 | // }}} |
---|
| 85 | class Decompiler_Code extends Decompiler_Object // {{{ |
---|
| 86 | { |
---|
| 87 | var $src; |
---|
| 88 | |
---|
| 89 | function Decompiler_Code($src) |
---|
| 90 | { |
---|
| 91 | $this->src = $src; |
---|
| 92 | } |
---|
| 93 | |
---|
| 94 | function __toString() |
---|
| 95 | { |
---|
| 96 | return $this->src; |
---|
| 97 | } |
---|
| 98 | } |
---|
| 99 | // }}} |
---|
| 100 | class Decompiler_Binop extends Decompiler_Code // {{{ |
---|
| 101 | { |
---|
| 102 | var $opc; |
---|
| 103 | var $op1; |
---|
| 104 | var $op2; |
---|
| 105 | var $parent; |
---|
| 106 | |
---|
| 107 | function Decompiler_Binop($parent, $op1, $opc, $op2) |
---|
| 108 | { |
---|
| 109 | $this->parent = &$parent; |
---|
| 110 | $this->opc = $opc; |
---|
| 111 | $this->op1 = $op1; |
---|
| 112 | $this->op2 = $op2; |
---|
| 113 | } |
---|
| 114 | |
---|
| 115 | function __toString() |
---|
| 116 | { |
---|
| 117 | $op1 = str($this->op1); |
---|
| 118 | if (is_a($this->op1, 'Decompiler_Binop') && $this->op1->opc != $this->opc) { |
---|
| 119 | $op1 = "($op1)"; |
---|
| 120 | } |
---|
| 121 | $opstr = $this->parent->binops[$this->opc]; |
---|
| 122 | if ($op1 == '0' && $this->opc == XC_SUB) { |
---|
| 123 | return $opstr . str($this->op2); |
---|
| 124 | } |
---|
| 125 | return $op1 . ' ' . $opstr . ' ' . str($this->op2); |
---|
| 126 | } |
---|
| 127 | } |
---|
| 128 | // }}} |
---|
| 129 | class Decompiler_Fetch extends Decompiler_Code // {{{ |
---|
| 130 | { |
---|
| 131 | var $src; |
---|
| 132 | var $fetchType; |
---|
| 133 | |
---|
| 134 | function Decompiler_Fetch($src, $type, $globalsrc) |
---|
| 135 | { |
---|
| 136 | $this->src = $src; |
---|
| 137 | $this->fetchType = $type; |
---|
| 138 | $this->globalsrc = $globalsrc; |
---|
| 139 | } |
---|
| 140 | |
---|
| 141 | function __toString() |
---|
| 142 | { |
---|
| 143 | switch ($this->fetchType) { |
---|
| 144 | case ZEND_FETCH_LOCAL: |
---|
| 145 | return '$' . substr($this->src, 1, -1); |
---|
| 146 | case ZEND_FETCH_STATIC: |
---|
| 147 | die('static fetch cant to string'); |
---|
| 148 | case ZEND_FETCH_GLOBAL: |
---|
| 149 | case ZEND_FETCH_GLOBAL_LOCK: |
---|
| 150 | return $this->globalsrc; |
---|
| 151 | default: |
---|
| 152 | var_dump($this->fetchType); |
---|
| 153 | assert(0); |
---|
| 154 | } |
---|
| 155 | } |
---|
| 156 | } |
---|
| 157 | // }}} |
---|
| 158 | class Decompiler_Box // {{{ |
---|
| 159 | { |
---|
| 160 | var $obj; |
---|
| 161 | |
---|
| 162 | function Decompiler_Box(&$obj) |
---|
| 163 | { |
---|
| 164 | $this->obj = &$obj; |
---|
| 165 | } |
---|
| 166 | |
---|
| 167 | function __toString($indent) |
---|
| 168 | { |
---|
| 169 | return $this->obj->__toString($indent); |
---|
| 170 | } |
---|
| 171 | } |
---|
| 172 | // }}} |
---|
| 173 | class Decompiler_Dim extends Decompiler_Value // {{{ |
---|
| 174 | { |
---|
| 175 | var $offsets = array(); |
---|
| 176 | var $isLast = false; |
---|
| 177 | var $assign = null; |
---|
| 178 | |
---|
| 179 | function __toString() |
---|
| 180 | { |
---|
| 181 | if (is_a($this->value, 'Decompiler_ListBox')) { |
---|
| 182 | $exp = str($this->value->obj->src); |
---|
| 183 | } |
---|
| 184 | else { |
---|
| 185 | $exp = str($this->value); |
---|
| 186 | } |
---|
| 187 | foreach ($this->offsets as $dim) { |
---|
| 188 | $exp .= '[' . str($dim) . ']'; |
---|
| 189 | } |
---|
| 190 | return $exp; |
---|
| 191 | } |
---|
| 192 | } |
---|
| 193 | // }}} |
---|
| 194 | class Decompiler_DimBox extends Decompiler_Box // {{{ |
---|
| 195 | { |
---|
| 196 | } |
---|
| 197 | // }}} |
---|
| 198 | class Decompiler_List extends Decompiler_Code // {{{ |
---|
| 199 | { |
---|
| 200 | var $src; |
---|
| 201 | var $dims = array(); |
---|
| 202 | var $everLocked = false; |
---|
| 203 | |
---|
| 204 | function __toString() |
---|
| 205 | { |
---|
| 206 | if (count($this->dims) == 1 && !$this->everLocked) { |
---|
| 207 | $dim = $this->dims[0]; |
---|
| 208 | unset($dim->value); |
---|
| 209 | $dim->value = $this->src; |
---|
| 210 | if (!isset($dim->assign)) { |
---|
| 211 | return str($dim); |
---|
| 212 | } |
---|
| 213 | return str($this->dims[0]->assign) . ' = ' . str($dim); |
---|
| 214 | } |
---|
| 215 | /* flatten dims */ |
---|
| 216 | $assigns = array(); |
---|
| 217 | foreach ($this->dims as $dim) { |
---|
| 218 | $assign = &$assigns; |
---|
| 219 | foreach ($dim->offsets as $offset) { |
---|
| 220 | $assign = &$assign[$offset]; |
---|
| 221 | } |
---|
| 222 | $assign = str($dim->assign); |
---|
| 223 | } |
---|
| 224 | return $this->toList($assigns) . ' = ' . str($this->src); |
---|
| 225 | } |
---|
| 226 | |
---|
| 227 | function toList($assigns) |
---|
| 228 | { |
---|
| 229 | $keys = array_keys($assigns); |
---|
| 230 | if (count($keys) < 2) { |
---|
| 231 | $keys[] = 0; |
---|
| 232 | } |
---|
| 233 | $max = call_user_func_array('max', $keys); |
---|
| 234 | $list = 'list('; |
---|
| 235 | for ($i = 0; $i <= $max; $i ++) { |
---|
| 236 | if ($i) { |
---|
| 237 | $list .= ', '; |
---|
| 238 | } |
---|
| 239 | if (!isset($assigns[$i])) { |
---|
| 240 | continue; |
---|
| 241 | } |
---|
| 242 | if (is_array($assigns[$i])) { |
---|
| 243 | $list .= $this->toList($assigns[$i]); |
---|
| 244 | } |
---|
| 245 | else { |
---|
| 246 | $list .= $assigns[$i]; |
---|
| 247 | } |
---|
| 248 | } |
---|
| 249 | return $list . ')'; |
---|
| 250 | } |
---|
| 251 | } |
---|
| 252 | // }}} |
---|
| 253 | class Decompiler_ListBox extends Decompiler_Box // {{{ |
---|
| 254 | { |
---|
| 255 | } |
---|
| 256 | // }}} |
---|
| 257 | class Decompiler_Array extends Decompiler_Value // {{{ |
---|
| 258 | { |
---|
| 259 | var $needExport = false; |
---|
| 260 | |
---|
| 261 | function Decompiler_Array($value = array(), $needexport = false) |
---|
| 262 | { |
---|
| 263 | $this->value = $value; |
---|
| 264 | $this->needExport = $needexport; |
---|
| 265 | } |
---|
| 266 | |
---|
| 267 | function __toString($indent) |
---|
| 268 | { |
---|
| 269 | $exp = "array("; |
---|
| 270 | $indent .= INDENT; |
---|
| 271 | $assoclen = 0; |
---|
| 272 | $multiline = 0; |
---|
| 273 | $i = 0; |
---|
| 274 | foreach ($this->value as $k => $v) { |
---|
| 275 | if ($i !== $k) { |
---|
| 276 | $len = strlen($k); |
---|
| 277 | if ($assoclen < $len) { |
---|
| 278 | $assoclen = $len; |
---|
| 279 | } |
---|
| 280 | } |
---|
| 281 | if (is_array($v)) { |
---|
| 282 | $multiline ++; |
---|
| 283 | } |
---|
| 284 | ++ $i; |
---|
| 285 | } |
---|
| 286 | if ($assoclen && $this->needExport) { |
---|
| 287 | $assoclen += 2; |
---|
| 288 | } |
---|
| 289 | |
---|
| 290 | $i = 0; |
---|
| 291 | $subindent = $indent . INDENT; |
---|
| 292 | foreach ($this->value as $k => $v) { |
---|
| 293 | if ($multiline) { |
---|
| 294 | if ($i) { |
---|
| 295 | $exp .= ","; |
---|
| 296 | } |
---|
| 297 | $exp .= "\n"; |
---|
| 298 | $exp .= $indent; |
---|
| 299 | } |
---|
| 300 | else { |
---|
| 301 | if ($i) { |
---|
| 302 | $exp .= ", "; |
---|
| 303 | } |
---|
| 304 | } |
---|
| 305 | |
---|
| 306 | if ($this->needExport) { |
---|
| 307 | $k = var_export($k, true); |
---|
| 308 | } |
---|
| 309 | if ($multiline) { |
---|
| 310 | $exp .= sprintf("%{$assoclen}s => ", $k); |
---|
| 311 | } |
---|
| 312 | else if ($assoclen) { |
---|
| 313 | $exp .= $k . ' => '; |
---|
| 314 | } |
---|
| 315 | |
---|
| 316 | if (is_array($v)) { |
---|
| 317 | $v = new Decompiler_Array($v, $this->needExport); |
---|
| 318 | } |
---|
| 319 | $exp .= str($v, $subindent); |
---|
| 320 | |
---|
| 321 | $i ++; |
---|
| 322 | } |
---|
| 323 | if ($multiline) { |
---|
| 324 | $exp .= "$indent);"; |
---|
| 325 | } |
---|
| 326 | else { |
---|
| 327 | $exp .= ")"; |
---|
| 328 | } |
---|
| 329 | return $exp; |
---|
| 330 | } |
---|
| 331 | } |
---|
| 332 | // }}} |
---|
| 333 | class Decompiler_ForeachBox extends Decompiler_Box // {{{ |
---|
| 334 | { |
---|
| 335 | var $iskey; |
---|
| 336 | |
---|
| 337 | function __toString($indent) |
---|
| 338 | { |
---|
| 339 | return 'foreach (' . ''; |
---|
| 340 | } |
---|
| 341 | } |
---|
| 342 | // }}} |
---|
| 343 | |
---|
| 344 | class Decompiler |
---|
| 345 | { |
---|
| 346 | var $rName = '!^[\\w_][\\w\\d_]*$!'; |
---|
| 347 | var $rQuotedName = "!^'[\\w_][\\w\\d_]*'\$!"; |
---|
| 348 | |
---|
| 349 | function Decompiler() |
---|
| 350 | { |
---|
| 351 | // {{{ opinfo |
---|
| 352 | $this->unaryops = array( |
---|
| 353 | XC_BW_NOT => '~', |
---|
| 354 | XC_BOOL_NOT => '!', |
---|
| 355 | ); |
---|
| 356 | $this->binops = array( |
---|
| 357 | XC_ADD => "+", |
---|
| 358 | XC_ASSIGN_ADD => "+=", |
---|
| 359 | XC_SUB => "-", |
---|
| 360 | XC_ASSIGN_SUB => "-=", |
---|
| 361 | XC_MUL => "*", |
---|
| 362 | XC_ASSIGN_MUL => "*=", |
---|
| 363 | XC_DIV => "/", |
---|
| 364 | XC_ASSIGN_DIV => "/=", |
---|
| 365 | XC_MOD => "%", |
---|
| 366 | XC_ASSIGN_MOD => "%=", |
---|
| 367 | XC_SL => "<<", |
---|
| 368 | XC_ASSIGN_SL => "<<=", |
---|
| 369 | XC_SR => ">>", |
---|
| 370 | XC_ASSIGN_SR => ">>=", |
---|
| 371 | XC_CONCAT => ".", |
---|
| 372 | XC_ASSIGN_CONCAT => ".=", |
---|
| 373 | XC_IS_IDENTICAL => "===", |
---|
| 374 | XC_IS_NOT_IDENTICAL => "!==", |
---|
| 375 | XC_IS_EQUAL => "==", |
---|
| 376 | XC_IS_NOT_EQUAL => "!=", |
---|
| 377 | XC_IS_SMALLER => "<", |
---|
| 378 | XC_IS_SMALLER_OR_EQUAL => "<=", |
---|
| 379 | XC_BW_OR => "|", |
---|
| 380 | XC_ASSIGN_BW_OR => "|=", |
---|
| 381 | XC_BW_AND => "&", |
---|
| 382 | XC_ASSIGN_BW_AND => "&=", |
---|
| 383 | XC_BW_XOR => "^", |
---|
| 384 | XC_ASSIGN_BW_XOR => "^=", |
---|
| 385 | XC_BOOL_XOR => "xor", |
---|
| 386 | ); |
---|
| 387 | // }}} |
---|
| 388 | $this->includeTypes = array( // {{{ |
---|
| 389 | ZEND_EVAL => 'eval', |
---|
| 390 | ZEND_INCLUDE => 'include', |
---|
| 391 | ZEND_INCLUDE_ONCE => 'include_once', |
---|
| 392 | ZEND_REQUIRE => 'require', |
---|
| 393 | ZEND_REQUIRE_ONCE => 'require_once', |
---|
| 394 | ); |
---|
| 395 | // }}} |
---|
| 396 | } |
---|
| 397 | function outputPhp(&$opcodes, $opline, $last, $indent) // {{{ |
---|
| 398 | { |
---|
| 399 | $origindent = $indent; |
---|
| 400 | $curticks = 0; |
---|
| 401 | for ($i = $opline; $i <= $last; $i ++) { |
---|
| 402 | $op = $opcodes[$i]; |
---|
| 403 | if (isset($op['php'])) { |
---|
| 404 | $toticks = isset($op['ticks']) ? $op['ticks'] : 0; |
---|
| 405 | if ($curticks != $toticks) { |
---|
| 406 | if (!$toticks) { |
---|
| 407 | echo $origindent, "}\n"; |
---|
| 408 | $indent = $origindent; |
---|
| 409 | } |
---|
| 410 | else { |
---|
| 411 | if ($curticks) { |
---|
| 412 | echo $origindent, "}\n"; |
---|
| 413 | } |
---|
| 414 | else if (!$curticks) { |
---|
| 415 | $indent .= INDENT; |
---|
| 416 | } |
---|
| 417 | echo $origindent, "declare(ticks=$curticks) {\n"; |
---|
| 418 | } |
---|
| 419 | $curticks = $toticks; |
---|
| 420 | } |
---|
| 421 | echo $indent, str($op['php']), ";\n"; |
---|
| 422 | } |
---|
| 423 | } |
---|
| 424 | if ($curticks) { |
---|
| 425 | echo $origindent, "}\n"; |
---|
| 426 | } |
---|
| 427 | } |
---|
| 428 | // }}} |
---|
| 429 | function getOpVal($op, &$EX, $tostr = true, $free = false) // {{{ |
---|
| 430 | { |
---|
| 431 | switch ($op['op_type']) { |
---|
| 432 | case XC_IS_CONST: |
---|
| 433 | return str(value($op['u.constant'])); |
---|
| 434 | |
---|
| 435 | case XC_IS_VAR: |
---|
| 436 | case XC_IS_TMP_VAR: |
---|
| 437 | $T = &$EX['Ts']; |
---|
| 438 | $ret = $T[$op['u.var']]; |
---|
| 439 | if ($tostr) { |
---|
| 440 | $ret = str($ret, $EX); |
---|
| 441 | } |
---|
| 442 | if ($free) { |
---|
| 443 | unset($T[$op['u.var']]); |
---|
| 444 | } |
---|
| 445 | return $ret; |
---|
| 446 | |
---|
| 447 | case XC_IS_CV: |
---|
| 448 | $var = $op['u.var']; |
---|
| 449 | $var = $EX['op_array']['vars'][$var]; |
---|
| 450 | return '$' . $var['name']; |
---|
| 451 | |
---|
| 452 | case XC_IS_UNUSED: |
---|
| 453 | return null; |
---|
| 454 | } |
---|
| 455 | } |
---|
| 456 | // }}} |
---|
| 457 | function &dop_array($op_array, $indent = '') // {{{ |
---|
| 458 | { |
---|
| 459 | $opcodes = &$op_array['opcodes']; |
---|
| 460 | $last = count($opcodes) - 1; |
---|
| 461 | if ($opcodes[$last]['opcode'] == XC_HANDLE_EXCEPTION) { |
---|
| 462 | unset($opcodes[$last]); |
---|
| 463 | } |
---|
| 464 | $EX['indent'] = ''; |
---|
| 465 | //for ($i = 0, $cnt = count($opcodes); $i < $cnt; $i ++) { |
---|
| 466 | // $opcodes[$i]['opcode'] = xcache_get_fixed_opcode($opcodes[$i]['opcode'], $i); |
---|
| 467 | //} |
---|
| 468 | // {{{ build jmp array |
---|
| 469 | for ($i = 0, $cnt = count($opcodes); $i < $cnt; $i ++) { |
---|
| 470 | $op = &$opcodes[$i]; |
---|
| 471 | /* |
---|
| 472 | if ($op['opcode'] == XC_JMPZ) { |
---|
| 473 | $this->dumpop($op, $EX); |
---|
| 474 | var_dump($op); |
---|
| 475 | } |
---|
| 476 | continue; |
---|
| 477 | */ |
---|
| 478 | $op['line'] = $i; |
---|
| 479 | switch ($op['opcode']) { |
---|
| 480 | case XC_JMP: |
---|
| 481 | $target = $op['op1']['u.var']; |
---|
| 482 | $op['jmpouts'] = array($target); |
---|
| 483 | $opcodes[$target]['jmpins'][] = $i; |
---|
| 484 | break; |
---|
| 485 | |
---|
| 486 | case XC_JMPZNZ: |
---|
| 487 | $jmpz = $op['op2']['u.opline_num']; |
---|
| 488 | $jmpnz = $op['extended_value']; |
---|
| 489 | $op['jmpouts'] = array($jmpz, $jmpnz); |
---|
| 490 | $opcodes[$jmpz]['jmpins'][] = $i; |
---|
| 491 | $opcodes[$jmpnz]['jmpins'][] = $i; |
---|
| 492 | break; |
---|
| 493 | |
---|
| 494 | case XC_JMPZ: |
---|
| 495 | case XC_JMPNZ: |
---|
| 496 | case XC_JMPZ_EX: |
---|
| 497 | case XC_JMPNZ_EX: |
---|
| 498 | // case XC_FE_RESET: |
---|
| 499 | case XC_FE_FETCH: |
---|
| 500 | // case XC_JMP_NO_CTOR: |
---|
| 501 | $target = $op['op2']['u.opline_num']; |
---|
| 502 | //if (!isset($target)) { |
---|
| 503 | // $this->dumpop($op, $EX); |
---|
| 504 | // var_dump($op); exit; |
---|
| 505 | //} |
---|
| 506 | $op['jmpouts'] = array($target); |
---|
| 507 | $opcodes[$target]['jmpins'][] = $i; |
---|
| 508 | break; |
---|
| 509 | |
---|
| 510 | /* |
---|
| 511 | case XC_RETURN: |
---|
| 512 | $op['jmpouts'] = array(); |
---|
| 513 | break; |
---|
| 514 | */ |
---|
| 515 | } |
---|
| 516 | } |
---|
| 517 | unset($op); |
---|
| 518 | // }}} |
---|
| 519 | // build semi-basic blocks |
---|
| 520 | $nextbbs = array(); |
---|
| 521 | $starti = 0; |
---|
| 522 | for ($i = 1, $cnt = count($opcodes); $i < $cnt; $i ++) { |
---|
| 523 | if (isset($opcodes[$i]['jmpins']) |
---|
| 524 | || isset($opcodes[$i - 1]['jmpouts'])) { |
---|
| 525 | $nextbbs[$starti] = $i; |
---|
| 526 | $starti = $i; |
---|
| 527 | } |
---|
| 528 | } |
---|
| 529 | $nextbbs[$starti] = $cnt; |
---|
| 530 | |
---|
| 531 | $EX = array(); |
---|
| 532 | $EX['Ts'] = array(); |
---|
| 533 | $EX['indent'] = $indent; |
---|
| 534 | $EX['nextbbs'] = $nextbbs; |
---|
| 535 | $EX['op_array'] = &$op_array; |
---|
| 536 | $EX['opcodes'] = &$opcodes; |
---|
| 537 | // func call |
---|
| 538 | $EX['object'] = null; |
---|
| 539 | $EX['fbc'] = null; |
---|
| 540 | $EX['argstack'] = array(); |
---|
| 541 | $EX['arg_types_stack'] = array(); |
---|
| 542 | $EX['last'] = count($opcodes) - 1; |
---|
| 543 | $EX['silence'] = 0; |
---|
| 544 | |
---|
| 545 | for ($next = 0, $last = $EX['last']; |
---|
| 546 | $loop = $this->outputCode($EX, $next, $last, $indent, true); |
---|
| 547 | list($next, $last) = $loop) { |
---|
| 548 | // empty |
---|
| 549 | } |
---|
| 550 | return $EX; |
---|
| 551 | } |
---|
| 552 | // }}} |
---|
| 553 | function outputCode(&$EX, $opline, $last, $indent, $loop = false) // {{{ |
---|
| 554 | { |
---|
| 555 | $op = &$EX['opcodes'][$opline]; |
---|
| 556 | $next = $EX['nextbbs'][$opline]; |
---|
| 557 | |
---|
| 558 | $end = $next - 1; |
---|
| 559 | if ($end > $last) { |
---|
| 560 | $end = $last; |
---|
| 561 | } |
---|
| 562 | |
---|
| 563 | if (isset($op['jmpins'])) { |
---|
| 564 | echo "\nline", $op['line'], ":\n"; |
---|
| 565 | } |
---|
| 566 | else { |
---|
| 567 | // echo ";;;\n"; |
---|
| 568 | } |
---|
| 569 | $this->dasmBasicBlock($EX, $opline, $end); |
---|
| 570 | $this->outputPhp($EX['opcodes'], $opline, $end, $indent); |
---|
| 571 | // jmpout op |
---|
| 572 | $op = &$EX['opcodes'][$end]; |
---|
| 573 | $op1 = $op['op1']; |
---|
| 574 | $op2 = $op['op2']; |
---|
| 575 | $ext = $op['extended_value']; |
---|
| 576 | $line = $op['line']; |
---|
| 577 | |
---|
| 578 | if (isset($EX['opcodes'][$next])) { |
---|
| 579 | if (isset($last) && $next > $last) { |
---|
| 580 | $next = null; |
---|
| 581 | } |
---|
| 582 | } |
---|
| 583 | else { |
---|
| 584 | $next = null; |
---|
| 585 | } |
---|
| 586 | if ($op['opcode'] == XC_FE_FETCH) { |
---|
| 587 | $opline = $next; |
---|
| 588 | $next = $op['op2']['u.opline_num']; |
---|
| 589 | $end = $next - 1; |
---|
| 590 | |
---|
| 591 | ob_start(); |
---|
| 592 | $this->outputCode($EX, $opline, $end /* - 1 skip last jmp */, $indent . INDENT); |
---|
| 593 | $body = ob_get_clean(); |
---|
| 594 | |
---|
| 595 | $as = str($op['fe_as']); |
---|
| 596 | if (isset($op['fe_key'])) { |
---|
| 597 | $as = str($op['fe_key']) . ' => ' . $as; |
---|
| 598 | } |
---|
| 599 | echo "{$indent}foreach (" . str($op['fe_src']) . " as $as) {\n"; |
---|
| 600 | echo $body; |
---|
| 601 | echo "{$indent}}"; |
---|
| 602 | // $this->outputCode($EX, $next, $last, $indent); |
---|
| 603 | // return; |
---|
| 604 | } |
---|
| 605 | /* |
---|
| 606 | if ($op['opcode'] == XC_JMPZ) { |
---|
| 607 | $target = $op2['u.opline_num']; |
---|
| 608 | if ($line + 1) { |
---|
| 609 | $nextblock = $EX['nextbbs'][$next]; |
---|
| 610 | $jmpop = end($nextblock); |
---|
| 611 | if ($jmpop['opcode'] == XC_JMP) { |
---|
| 612 | $ifendline = $op2['u.opline_num']; |
---|
| 613 | if ($ifendline >= $line) { |
---|
| 614 | $cond = $op['cond']; |
---|
| 615 | echo "{$indent}if ($cond) {\n"; |
---|
| 616 | $this->outputCode($EX, $next, $last, INDENT . $indent); |
---|
| 617 | echo "$indent}\n"; |
---|
| 618 | $this->outputCode($EX, $target, $last, $indent); |
---|
| 619 | return; |
---|
| 620 | } |
---|
| 621 | } |
---|
| 622 | } |
---|
| 623 | } |
---|
| 624 | */ |
---|
| 625 | if (!isset($next)) { |
---|
| 626 | return; |
---|
| 627 | } |
---|
| 628 | if (!empty($op['jmpouts']) && isset($op['isjmp'])) { |
---|
| 629 | if (isset($op['cond'])) { |
---|
| 630 | echo "{$indent}check ($op[cond]) {\n"; |
---|
| 631 | echo INDENT; |
---|
| 632 | } |
---|
| 633 | echo $indent; |
---|
| 634 | echo xcache_get_opcode($op['opcode']), ' line', $op['jmpouts'][0]; |
---|
| 635 | if (isset($op['jmpouts'][1])) { |
---|
| 636 | echo ', line', $op['jmpouts'][1]; |
---|
| 637 | } |
---|
| 638 | echo ";"; |
---|
| 639 | // echo ' // <- line', $op['line']; |
---|
| 640 | echo "\n"; |
---|
| 641 | if (isset($op['cond'])) echo "$indent}\n"; |
---|
| 642 | } |
---|
| 643 | |
---|
| 644 | // proces JMPZ_EX/JMPNZ_EX for AND,OR |
---|
| 645 | $op = &$EX['opcodes'][$next]; |
---|
| 646 | /* |
---|
| 647 | if (isset($op['jmpins'])) { |
---|
| 648 | foreach (array_reverse($op['jmpins']) as $fromline) { |
---|
| 649 | $fromop = $EX['opcodes'][$fromline]; |
---|
| 650 | switch ($fromop['opcode']) { |
---|
| 651 | case XC_JMPZ_EX: $opstr = 'and'; break; |
---|
| 652 | case XC_JMPNZ_EX: $opstr = 'or'; break; |
---|
| 653 | case XC_JMPZNZ: var_dump($fromop); exit; |
---|
| 654 | default: continue 2; |
---|
| 655 | } |
---|
| 656 | |
---|
| 657 | $var = $fromop['result']['u.var']; |
---|
| 658 | var_dump($EX['Ts'][$var]); |
---|
| 659 | $EX['Ts'][$var] = '(' . $fromop['and_or'] . " $opstr " . $EX['Ts'][$var] . ')'; |
---|
| 660 | } |
---|
| 661 | #$this->outputCode($EX, $next, $last, $indent); |
---|
| 662 | #return; |
---|
| 663 | } |
---|
| 664 | */ |
---|
| 665 | if (isset($op['cond_false'])) { |
---|
| 666 | // $this->dumpop($op, $EX); |
---|
| 667 | // any true comes here, so it's a "or" |
---|
| 668 | $cond = implode(' and ', $op['cond_false']); |
---|
| 669 | // var_dump($op['cond'] = $cond); |
---|
| 670 | /* |
---|
| 671 | $rvalue = implode(' or ', $op['cond_true']) . ' or ' . $rvalue; |
---|
| 672 | unset($op['cond_true']); |
---|
| 673 | */ |
---|
| 674 | } |
---|
| 675 | |
---|
| 676 | if ($loop) { |
---|
| 677 | return array($next, $last); |
---|
| 678 | } |
---|
| 679 | $this->outputCode($EX, $next, $last, $indent); |
---|
| 680 | } |
---|
| 681 | // }}} |
---|
| 682 | function unquoteName($str) // {{{ |
---|
| 683 | { |
---|
| 684 | if (preg_match($this->rQuotedName, $str)) { |
---|
| 685 | $str = substr($str, 1, -1); |
---|
| 686 | } |
---|
| 687 | return $str; |
---|
| 688 | } |
---|
| 689 | // }}} |
---|
| 690 | function dasmBasicBlock(&$EX, $opline, $last) // {{{ |
---|
| 691 | { |
---|
| 692 | $T = &$EX['Ts']; |
---|
| 693 | $opcodes = &$EX['opcodes']; |
---|
| 694 | $lastphpop = null; |
---|
| 695 | |
---|
| 696 | for ($i = $opline, $ic = $last + 1; $i < $ic; $i ++) { |
---|
| 697 | // {{{ prepair |
---|
| 698 | $op = &$opcodes[$i]; |
---|
| 699 | $opc = $op['opcode']; |
---|
| 700 | if ($opc == XC_NOP) { |
---|
| 701 | continue; |
---|
| 702 | } |
---|
| 703 | |
---|
| 704 | $op1 = $op['op1']; |
---|
| 705 | $op2 = $op['op2']; |
---|
| 706 | $res = $op['result']; |
---|
| 707 | $ext = $op['extended_value']; |
---|
| 708 | |
---|
| 709 | $opname = xcache_get_opcode($opc); |
---|
| 710 | |
---|
| 711 | if ($opname == 'UNDEF' || !isset($opname)) { |
---|
| 712 | echo 'UNDEF OP:'; |
---|
| 713 | $this->dumpop($op, $EX); |
---|
| 714 | continue; |
---|
| 715 | } |
---|
| 716 | // $this->dumpop($op, $EX); //var_dump($op); |
---|
| 717 | |
---|
| 718 | $resvar = null; |
---|
| 719 | if (($res['u.EA.type'] & EXT_TYPE_UNUSED) || $res['op_type'] == XC_IS_UNUSED) { |
---|
| 720 | $istmpres = false; |
---|
| 721 | } |
---|
| 722 | else { |
---|
| 723 | $istmpres = true; |
---|
| 724 | } |
---|
| 725 | // }}} |
---|
| 726 | // echo $opname, "\n"; |
---|
| 727 | |
---|
| 728 | $call = array(&$this, $opname); |
---|
| 729 | if (is_callable($call)) { |
---|
| 730 | $this->{$opname}($op, $EX); |
---|
| 731 | } |
---|
| 732 | else if (isset($this->binops[$opc])) { // {{{ |
---|
| 733 | $op1val = $this->getOpVal($op1, $EX, false); |
---|
| 734 | $op2val = $this->getOpVal($op2, $EX, false); |
---|
| 735 | $rvalue = new Decompiler_Binop($this, $op1val, $opc, $op2val); |
---|
| 736 | $resvar = $rvalue; |
---|
| 737 | // }}} |
---|
| 738 | } |
---|
| 739 | else if (isset($this->unaryops[$opc])) { // {{{ |
---|
| 740 | $op1val = $this->getOpVal($op1, $EX); |
---|
| 741 | $myop = $this->unaryops[$opc]; |
---|
| 742 | $rvalue = "$myop$op1val"; |
---|
| 743 | $resvar = $rvalue; |
---|
| 744 | // }}} |
---|
| 745 | } |
---|
| 746 | else { |
---|
| 747 | switch ($opc) { |
---|
| 748 | case XC_NEW: // {{{ |
---|
| 749 | array_push($EX['arg_types_stack'], array($EX['object'], $EX['fbc'])); |
---|
| 750 | $EX['object'] = (int) $res['u.var']; |
---|
| 751 | $EX['fbc'] = 'new ' . $this->unquoteName($this->getOpVal($op1, $EX)); |
---|
| 752 | if (PHP_VERSION < 5) { |
---|
| 753 | $resvar = '$new object$'; |
---|
| 754 | } |
---|
| 755 | break; |
---|
| 756 | // }}} |
---|
| 757 | case XC_FETCH_CLASS: // {{{ |
---|
| 758 | if ($op2['op_type'] == XC_IS_UNUSED) { |
---|
| 759 | switch ($ext) { |
---|
| 760 | case ZEND_FETCH_CLASS_SELF: |
---|
| 761 | $class = 'self'; |
---|
| 762 | break; |
---|
| 763 | case ZEND_FETCH_CLASS_PARENT: |
---|
| 764 | $class = 'parent'; |
---|
| 765 | } |
---|
| 766 | } |
---|
| 767 | else { |
---|
| 768 | $class = $op2['u.constant']; |
---|
| 769 | if (is_object($class)) { |
---|
| 770 | $class = get_class($class); |
---|
| 771 | } |
---|
| 772 | } |
---|
| 773 | $resvar = $class; |
---|
| 774 | break; |
---|
| 775 | // }}} |
---|
| 776 | case XC_FETCH_CONSTANT: // {{{ |
---|
| 777 | if ($op1['op_type'] == XC_IS_CONST) { |
---|
| 778 | $resvar = $op1['u.constant']; |
---|
| 779 | } |
---|
| 780 | else if ($op1['op_type'] == XC_IS_UNUSED) { |
---|
| 781 | $resvar = $op2['u.constant']; |
---|
| 782 | } |
---|
| 783 | else { |
---|
| 784 | $class = $T[$op1['u.var']]; |
---|
| 785 | assert($class[0] == 'class'); |
---|
| 786 | $resvar = $class[1] . '::' . $op2['u.constant']; |
---|
| 787 | } |
---|
| 788 | break; |
---|
| 789 | // }}} |
---|
| 790 | // {{{ case XC_FETCH_* |
---|
| 791 | case XC_FETCH_R: |
---|
| 792 | case XC_FETCH_W: |
---|
| 793 | case XC_FETCH_RW: |
---|
| 794 | case XC_FETCH_FUNC_ARG: |
---|
| 795 | case XC_FETCH_UNSET: |
---|
| 796 | case XC_FETCH_IS: |
---|
| 797 | case XC_UNSET_VAR: |
---|
| 798 | $rvalue = $this->getOpVal($op1, $EX); |
---|
| 799 | $fetchtype = $op2[PHP_VERSION < 5 ? 'u.fetch_type' : 'u.EA.type']; |
---|
| 800 | switch ($fetchtype) { |
---|
| 801 | case ZEND_FETCH_STATIC_MEMBER: |
---|
| 802 | $class = $this->getOpVal($op2, $EX); |
---|
| 803 | $rvalue = $class . '::$' . $this->unquoteName($rvalue); |
---|
| 804 | break; |
---|
| 805 | default: |
---|
| 806 | $name = $this->unquoteName($rvalue); |
---|
| 807 | $globalname = xcache_is_autoglobal($name) ? "\$$name" : "\$GLOBALS[$rvalue]"; |
---|
| 808 | $rvalue = new Decompiler_Fetch($rvalue, $fetchtype, $globalname); |
---|
| 809 | break; |
---|
| 810 | } |
---|
| 811 | if ($opc == XC_UNSET_VAR) { |
---|
| 812 | $op['php'] = "unset(" . str($rvalue) . ")"; |
---|
| 813 | $lastphpop = &$op; |
---|
| 814 | } |
---|
| 815 | else if ($res['op_type'] != XC_IS_UNUSED) { |
---|
| 816 | $resvar = $rvalue; |
---|
| 817 | } |
---|
| 818 | break; |
---|
| 819 | // }}} |
---|
| 820 | // {{{ case XC_FETCH_DIM_* |
---|
| 821 | case XC_FETCH_DIM_TMP_VAR: |
---|
| 822 | case XC_FETCH_DIM_R: |
---|
| 823 | case XC_FETCH_DIM_W: |
---|
| 824 | case XC_FETCH_DIM_RW: |
---|
| 825 | case XC_FETCH_DIM_FUNC_ARG: |
---|
| 826 | case XC_FETCH_DIM_UNSET: |
---|
| 827 | case XC_FETCH_DIM_IS: |
---|
| 828 | case XC_ASSIGN_DIM: |
---|
| 829 | case XC_UNSET_DIM: |
---|
| 830 | case XC_UNSET_DIM_OBJ: |
---|
| 831 | $src = $this->getOpVal($op1, $EX, false); |
---|
| 832 | if (is_a($src, "Decompiler_ForeachBox")) { |
---|
| 833 | $src->iskey = $this->getOpVal($op2, $EX); |
---|
| 834 | $resvar = $src; |
---|
| 835 | break; |
---|
| 836 | } |
---|
| 837 | else if (is_a($src, "Decompiler_DimBox")) { |
---|
| 838 | $dimbox = $src; |
---|
| 839 | } |
---|
| 840 | else { |
---|
| 841 | if (!is_a($src, "Decompiler_ListBox")) { |
---|
| 842 | $list = new Decompiler_List($this->getOpVal($op1, $EX, false)); |
---|
| 843 | |
---|
| 844 | $src = new Decompiler_ListBox($list); |
---|
| 845 | if (!isset($op1['u.var'])) { |
---|
| 846 | $this->dumpop($op, $EX); |
---|
| 847 | var_dump($op); |
---|
| 848 | die('missing u.var'); |
---|
| 849 | } |
---|
| 850 | $T[$op1['u.var']] = $src; |
---|
| 851 | unset($list); |
---|
| 852 | } |
---|
| 853 | $dim = new Decompiler_Dim($src); |
---|
| 854 | $src->obj->dims[] = &$dim; |
---|
| 855 | |
---|
| 856 | $dimbox = new Decompiler_DimBox($dim); |
---|
| 857 | } |
---|
| 858 | $dim = &$dimbox->obj; |
---|
| 859 | $dim->offsets[] = $this->getOpVal($op2, $EX); |
---|
| 860 | if ($ext == ZEND_FETCH_ADD_LOCK) { |
---|
| 861 | $src->obj->everLocked = true; |
---|
| 862 | } |
---|
| 863 | else if ($ext == ZEND_FETCH_STANDARD) { |
---|
| 864 | $dim->isLast = true; |
---|
| 865 | } |
---|
| 866 | unset($dim); |
---|
| 867 | $rvalue = $dimbox; |
---|
| 868 | |
---|
| 869 | if ($opc == XC_ASSIGN_DIM) { |
---|
| 870 | $lvalue = $rvalue; |
---|
| 871 | ++ $i; |
---|
| 872 | $rvalue = $this->getOpVal($opcodes[$i]['op1'], $EX); |
---|
| 873 | $resvar = str($lvalue) . ' = ' . $rvalue; |
---|
| 874 | } |
---|
| 875 | else if ($opc == XC_UNSET_DIM) { |
---|
| 876 | $op['php'] = "unset(" . str($rvalue) . ")"; |
---|
| 877 | $lastphpop = &$op; |
---|
| 878 | } |
---|
| 879 | else if ($res['op_type'] != XC_IS_UNUSED) { |
---|
| 880 | $resvar = $rvalue; |
---|
| 881 | } |
---|
| 882 | break; |
---|
| 883 | // }}} |
---|
| 884 | case XC_ASSIGN: // {{{ |
---|
| 885 | $lvalue = $this->getOpVal($op1, $EX); |
---|
| 886 | $rvalue = $this->getOpVal($op2, $EX, false); |
---|
| 887 | if (is_a($rvalue, 'Decompiler_ForeachBox')) { |
---|
| 888 | $type = $rvalue->iskey ? 'fe_key' : 'fe_as'; |
---|
| 889 | $rvalue->obj[$type] = $lvalue; |
---|
| 890 | unset($T[$op2['u.var']]); |
---|
| 891 | break; |
---|
| 892 | } |
---|
| 893 | if (is_a($rvalue, "Decompiler_DimBox")) { |
---|
| 894 | $dim = &$rvalue->obj; |
---|
| 895 | $dim->assign = $lvalue; |
---|
| 896 | if ($dim->isLast) { |
---|
| 897 | $resvar = str($dim->value); |
---|
| 898 | } |
---|
| 899 | unset($dim); |
---|
| 900 | break; |
---|
| 901 | } |
---|
| 902 | $resvar = "$lvalue = " . str($rvalue, $EX); |
---|
| 903 | break; |
---|
| 904 | // }}} |
---|
| 905 | case XC_ASSIGN_REF: // {{{ |
---|
| 906 | $lvalue = $this->getOpVal($op1, $EX); |
---|
| 907 | $rvalue = $this->getOpVal($op2, $EX, false); |
---|
| 908 | if (is_a($rvalue, 'Decompiler_Fetch')) { |
---|
| 909 | $src = str($rvalue->src); |
---|
| 910 | if (substr($src, 1, -1) == substr($lvalue, 1)) { |
---|
| 911 | switch ($rvalue->fetchType) { |
---|
| 912 | case ZEND_FETCH_GLOBAL: |
---|
| 913 | $resvar = 'global ' . $lvalue; |
---|
| 914 | break 2; |
---|
| 915 | case ZEND_FETCH_STATIC: |
---|
| 916 | $statics = &$EX['op_array']['static_variables']; |
---|
| 917 | $resvar = 'static ' . $lvalue; |
---|
| 918 | $name = substr($src, 1, -1); |
---|
| 919 | if (isset($statics[$name])) { |
---|
| 920 | $var = $statics[$name]; |
---|
| 921 | $resvar .= ' = '; |
---|
| 922 | $resvar .= str(value($var), $EX); |
---|
| 923 | } |
---|
| 924 | unset($statics); |
---|
| 925 | break 2; |
---|
| 926 | } |
---|
| 927 | } |
---|
| 928 | } |
---|
| 929 | $rvalue = str($rvalue); |
---|
| 930 | $resvar = "$lvalue = &$rvalue"; |
---|
| 931 | break; |
---|
| 932 | // }}} |
---|
| 933 | // {{{ case XC_FETCH_OBJ_* |
---|
| 934 | case XC_FETCH_OBJ_R: |
---|
| 935 | case XC_FETCH_OBJ_W: |
---|
| 936 | case XC_FETCH_OBJ_RW: |
---|
| 937 | case XC_FETCH_OBJ_FUNC_ARG: |
---|
| 938 | case XC_FETCH_OBJ_UNSET: |
---|
| 939 | case XC_FETCH_OBJ_IS: |
---|
| 940 | case XC_ASSIGN_OBJ: |
---|
| 941 | $obj = $this->getOpVal($op1, $EX); |
---|
| 942 | if (!isset($obj)) { |
---|
| 943 | $obj = '$this'; |
---|
| 944 | } |
---|
| 945 | $prop = $this->getOpVal($op2, $EX); |
---|
| 946 | if (preg_match($this->rQuotedName, $prop)) { |
---|
| 947 | $prop = substr($prop, 1, -1);; |
---|
| 948 | $rvalue = "{$obj}->$prop"; |
---|
| 949 | } |
---|
| 950 | else { |
---|
| 951 | $rvalue = "{$obj}->{" . "$prop}"; |
---|
| 952 | } |
---|
| 953 | if ($res['op_type'] != XC_IS_UNUSED) { |
---|
| 954 | $resvar = $rvalue; |
---|
| 955 | } |
---|
| 956 | if ($opc == XC_ASSIGN_OBJ) { |
---|
| 957 | ++ $i; |
---|
| 958 | $lvalue = $rvalue; |
---|
| 959 | $rvalue = $this->getOpVal($opcodes[$i]['op1'], $EX); |
---|
| 960 | $resvar = "$lvalue = $rvalue"; |
---|
| 961 | } |
---|
| 962 | break; |
---|
| 963 | // }}} |
---|
| 964 | case XC_ISSET_ISEMPTY_DIM_OBJ: |
---|
| 965 | case XC_ISSET_ISEMPTY_PROP_OBJ: |
---|
| 966 | case XC_ISSET_ISEMPTY: |
---|
| 967 | case XC_ISSET_ISEMPTY_VAR: // {{{ |
---|
| 968 | if ($opc == XC_ISSET_ISEMPTY_VAR) { |
---|
| 969 | $rvalue = $this->getOpVal($op1, $EX);; |
---|
| 970 | if (preg_match($this->rQuotedName, $rvalue)) { |
---|
| 971 | $rvalue = '$' . substr($rvalue, 1, -1); |
---|
| 972 | } |
---|
| 973 | else { |
---|
| 974 | $rvalue = "${" . $rvalue . "}"; |
---|
| 975 | } |
---|
| 976 | if ($op2['u.EA.type'] == ZEND_FETCH_STATIC_MEMBER) { |
---|
| 977 | $class = $this->getOpVal($op2, $EX); |
---|
| 978 | $rvalue = $class . '::' . $rvalue; |
---|
| 979 | } |
---|
| 980 | } |
---|
| 981 | else if ($opc == XC_ISSET_ISEMPTY) { |
---|
| 982 | $rvalue = $this->getOpVal($op1, $EX); |
---|
| 983 | } |
---|
| 984 | else { |
---|
| 985 | $container = $this->getOpVal($op1, $EX); |
---|
| 986 | $dim = $this->getOpVal($op2, $EX); |
---|
| 987 | $rvalue = $container . "[$dim]"; |
---|
| 988 | } |
---|
| 989 | |
---|
| 990 | switch (PHP_VERSION < 5 ? $op['op2']['u.var'] /* u.constant */ : $ext) { |
---|
| 991 | case ZEND_ISSET: |
---|
| 992 | $rvalue = "isset($rvalue)"; |
---|
| 993 | break; |
---|
| 994 | case ZEND_ISEMPTY: |
---|
| 995 | $rvalue = "empty($rvalue)"; |
---|
| 996 | break; |
---|
| 997 | default: |
---|
| 998 | $this->dumpop($op, $EX); |
---|
| 999 | die_error('1'); |
---|
| 1000 | } |
---|
| 1001 | $resvar = $rvalue; |
---|
| 1002 | break; |
---|
| 1003 | // }}} |
---|
| 1004 | case XC_SEND_VAR_NO_REF: |
---|
| 1005 | case XC_SEND_VAL: |
---|
| 1006 | case XC_SEND_REF: |
---|
| 1007 | case XC_SEND_VAR: // {{{ |
---|
| 1008 | $ref = ($opc == XC_SEND_REF ? '&' : ''); |
---|
| 1009 | $EX['argstack'][] = $ref . $this->getOpVal($op1, $EX); |
---|
| 1010 | break; |
---|
| 1011 | // }}} |
---|
| 1012 | case XC_INIT_METHOD_CALL: |
---|
| 1013 | case XC_INIT_FCALL_BY_FUNC: |
---|
| 1014 | case XC_INIT_FCALL_BY_NAME: // {{{ |
---|
| 1015 | if (($ext & ZEND_CTOR_CALL)) { |
---|
| 1016 | break; |
---|
| 1017 | } |
---|
| 1018 | array_push($EX['arg_types_stack'], array($EX['object'], $EX['fbc'])); |
---|
| 1019 | if ($opc == XC_INIT_METHOD_CALL || $op1['op_type'] != XC_IS_UNUSED) { |
---|
| 1020 | $obj = $this->getOpVal($op1, $EX); |
---|
| 1021 | if (!isset($obj)) { |
---|
| 1022 | $obj = '$this'; |
---|
| 1023 | } |
---|
| 1024 | $EX['object'] = $obj; |
---|
| 1025 | if ($res['op_type'] != XC_IS_UNUSED) { |
---|
| 1026 | $resvar = '$obj call$'; |
---|
| 1027 | } |
---|
| 1028 | } |
---|
| 1029 | else { |
---|
| 1030 | $EX['object'] = null; |
---|
| 1031 | } |
---|
| 1032 | |
---|
| 1033 | if ($opc == XC_INIT_FCALL_BY_FUNC) { |
---|
| 1034 | $which = $op1['u.var']; |
---|
| 1035 | $EX['fbc'] = $EX['op_array']['funcs'][$which]['name']; |
---|
| 1036 | } |
---|
| 1037 | else { |
---|
| 1038 | $EX['fbc'] = $this->getOpVal($op2, $EX, false); |
---|
| 1039 | } |
---|
| 1040 | break; |
---|
| 1041 | // }}} |
---|
| 1042 | case XC_DO_FCALL_BY_FUNC: |
---|
| 1043 | $which = $op1['u.var']; |
---|
| 1044 | $fname = $EX['op_array']['funcs'][$which]['name']; |
---|
| 1045 | $args = $this->popargs($EX, $ext); |
---|
| 1046 | $resvar = $fname . "($args)"; |
---|
| 1047 | break; |
---|
| 1048 | case XC_DO_FCALL: |
---|
| 1049 | $fname = $this->unquoteName($this->getOpVal($op1, $EX, false)); |
---|
| 1050 | $args = $this->popargs($EX, $ext); |
---|
| 1051 | $resvar = $fname . "($args)"; |
---|
| 1052 | break; |
---|
| 1053 | case XC_DO_FCALL_BY_NAME: // {{{ |
---|
| 1054 | $object = null; |
---|
| 1055 | |
---|
| 1056 | $fname = $this->unquoteName($EX['fbc']); |
---|
| 1057 | if (!is_int($EX['object'])) { |
---|
| 1058 | $object = $EX['object']; |
---|
| 1059 | } |
---|
| 1060 | |
---|
| 1061 | $args = $this->popargs($EX, $ext); |
---|
| 1062 | |
---|
| 1063 | $resvar = |
---|
| 1064 | (isset($object) ? $object . '->' : '' ) |
---|
| 1065 | . $fname . "($args)"; |
---|
| 1066 | unset($args); |
---|
| 1067 | |
---|
| 1068 | if (is_int($EX['object'])) { |
---|
| 1069 | $T[$EX['object']] = $resvar; |
---|
| 1070 | $resvar = null; |
---|
| 1071 | } |
---|
| 1072 | list($EX['object'], $EX['fbc']) = array_pop($EX['arg_types_stack']); |
---|
| 1073 | break; |
---|
| 1074 | // }}} |
---|
| 1075 | case XC_VERIFY_ABSTRACT_CLASS: // {{{ |
---|
| 1076 | //unset($T[$op1['u.var']]); |
---|
| 1077 | break; |
---|
| 1078 | // }}} |
---|
| 1079 | case XC_DECLARE_CLASS: |
---|
| 1080 | case XC_DECLARE_INHERITED_CLASS: // {{{ |
---|
| 1081 | $key = $op1['u.constant']; |
---|
| 1082 | $class = &$this->dc['class_table'][$key]; |
---|
| 1083 | if (!isset($class)) { |
---|
| 1084 | echo 'class not found: ' . $key; |
---|
| 1085 | exit; |
---|
| 1086 | } |
---|
| 1087 | $class['name'] = $this->unquoteName($this->getOpVal($op2, $EX)); |
---|
| 1088 | if ($opc == XC_DECLARE_INHERITED_CLASS) { |
---|
| 1089 | $ext /= XC_SIZEOF_TEMP_VARIABLE; |
---|
| 1090 | $class['parent'] = $T[$ext]; |
---|
| 1091 | unset($T[$ext]); |
---|
| 1092 | } |
---|
| 1093 | else { |
---|
| 1094 | $class['parent'] = null; |
---|
| 1095 | } |
---|
| 1096 | |
---|
| 1097 | while ($i + 2 < $ic |
---|
| 1098 | && $opcodes[$i + 2]['opcode'] == XC_ADD_INTERFACE |
---|
| 1099 | && $opcodes[$i + 2]['op1']['u.var'] == $res['u.var'] |
---|
| 1100 | && $opcodes[$i + 1]['opcode'] == XC_FETCH_CLASS) { |
---|
| 1101 | $fetchop = &$opcodes[$i + 1]; |
---|
| 1102 | $impl = $this->unquoteName($this->getOpVal($fetchop['op2'], $EX)); |
---|
| 1103 | $addop = &$opcodes[$i + 2]; |
---|
| 1104 | $class['interfaces'][$addop['extended_value']] = $impl; |
---|
| 1105 | unset($fetchop, $addop); |
---|
| 1106 | $i += 2; |
---|
| 1107 | } |
---|
| 1108 | $this->dclass($class); |
---|
| 1109 | unset($class); |
---|
| 1110 | break; |
---|
| 1111 | // }}} |
---|
| 1112 | case XC_INIT_STRING: // {{{ |
---|
| 1113 | $resvar = "''"; |
---|
| 1114 | break; |
---|
| 1115 | // }}} |
---|
| 1116 | case XC_ADD_CHAR: |
---|
| 1117 | case XC_ADD_STRING: |
---|
| 1118 | case XC_ADD_VAR: // {{{ |
---|
| 1119 | $op1val = $this->getOpVal($op1, $EX); |
---|
| 1120 | $op2val = $this->getOpVal($op2, $EX); |
---|
| 1121 | switch ($opc) { |
---|
| 1122 | case XC_ADD_CHAR: |
---|
| 1123 | $op2val = str(chr($op2val), $EX); |
---|
| 1124 | break; |
---|
| 1125 | case XC_ADD_STRING: |
---|
| 1126 | $op2val = str($op2val, $EX); |
---|
| 1127 | break; |
---|
| 1128 | case XC_ADD_VAR: |
---|
| 1129 | break; |
---|
| 1130 | } |
---|
| 1131 | if ($op1val == "''") { |
---|
| 1132 | $rvalue = $op2val; |
---|
| 1133 | } |
---|
| 1134 | else if ($op2val == "''") { |
---|
| 1135 | $rvalue = $op1val; |
---|
| 1136 | } |
---|
| 1137 | else { |
---|
| 1138 | $rvalue = $op1val . ' . ' . $op2val; |
---|
| 1139 | } |
---|
| 1140 | $resvar = $rvalue; |
---|
| 1141 | // }}} |
---|
| 1142 | break; |
---|
| 1143 | case XC_PRINT: // {{{ |
---|
| 1144 | $op1val = $this->getOpVal($op1, $EX); |
---|
| 1145 | $resvar = "print($op1val)"; |
---|
| 1146 | break; |
---|
| 1147 | // }}} |
---|
| 1148 | case XC_ECHO: // {{{ |
---|
| 1149 | $op1val = $this->getOpVal($op1, $EX); |
---|
| 1150 | $resvar = "echo $op1val"; |
---|
| 1151 | break; |
---|
| 1152 | // }}} |
---|
| 1153 | case XC_EXIT: // {{{ |
---|
| 1154 | $op1val = $this->getOpVal($op1, $EX); |
---|
| 1155 | $resvar = "exit($op1val)"; |
---|
| 1156 | break; |
---|
| 1157 | // }}} |
---|
| 1158 | case XC_INIT_ARRAY: |
---|
| 1159 | case XC_ADD_ARRAY_ELEMENT: // {{{ |
---|
| 1160 | $rvalue = $this->getOpVal($op1, $EX, false, true); |
---|
| 1161 | |
---|
| 1162 | if ($opc == XC_ADD_ARRAY_ELEMENT) { |
---|
| 1163 | $offset = $this->getOpVal($op2, $EX); |
---|
| 1164 | if (isset($offset)) { |
---|
| 1165 | $T[$res['u.var']]->value[$offset] = $rvalue; |
---|
| 1166 | } |
---|
| 1167 | else { |
---|
| 1168 | $T[$res['u.var']]->value[] = $rvalue; |
---|
| 1169 | } |
---|
| 1170 | } |
---|
| 1171 | else { |
---|
| 1172 | if ($opc == XC_INIT_ARRAY) { |
---|
| 1173 | $resvar = new Decompiler_Array(); |
---|
| 1174 | if (!isset($rvalue)) { |
---|
| 1175 | continue; |
---|
| 1176 | } |
---|
| 1177 | } |
---|
| 1178 | |
---|
| 1179 | $offset = $this->getOpVal($op2, $EX); |
---|
| 1180 | if (isset($offset)) { |
---|
| 1181 | $resvar->value[$offset] = $rvalue; |
---|
| 1182 | } |
---|
| 1183 | else { |
---|
| 1184 | $resvar->value[] = $rvalue; |
---|
| 1185 | } |
---|
| 1186 | } |
---|
| 1187 | break; |
---|
| 1188 | // }}} |
---|
| 1189 | case XC_QM_ASSIGN: // {{{ |
---|
| 1190 | $resvar = $this->getOpVal($op1, $EX); |
---|
| 1191 | break; |
---|
| 1192 | // }}} |
---|
| 1193 | case XC_BOOL: // {{{ |
---|
| 1194 | $resvar = /*'(bool) ' .*/ $this->getOpVal($op1, $EX); |
---|
| 1195 | break; |
---|
| 1196 | // }}} |
---|
| 1197 | case XC_RETURN: // {{{ |
---|
| 1198 | $resvar = "return " . $this->getOpVal($op1, $EX); |
---|
| 1199 | break; |
---|
| 1200 | // }}} |
---|
| 1201 | case XC_INCLUDE_OR_EVAL: // {{{ |
---|
| 1202 | $type = $op2['u.var']; // hack |
---|
| 1203 | $keyword = $this->includeTypes[$type]; |
---|
| 1204 | $resvar = "$keyword(" . $this->getOpVal($op1, $EX) . ")"; |
---|
| 1205 | break; |
---|
| 1206 | // }}} |
---|
| 1207 | case XC_FE_RESET: // {{{ |
---|
| 1208 | $resvar = $this->getOpVal($op1, $EX); |
---|
| 1209 | break; |
---|
| 1210 | // }}} |
---|
| 1211 | case XC_FE_FETCH: // {{{ |
---|
| 1212 | $op['fe_src'] = $this->getOpVal($op1, $EX); |
---|
| 1213 | $fe = new Decompiler_ForeachBox($op); |
---|
| 1214 | $fe->iskey = false; |
---|
| 1215 | $T[$res['u.var']] = $fe; |
---|
| 1216 | |
---|
| 1217 | ++ $i; |
---|
| 1218 | if (($ext & ZEND_FE_FETCH_WITH_KEY)) { |
---|
| 1219 | $fe = new Decompiler_ForeachBox($op); |
---|
| 1220 | $fe->iskey = true; |
---|
| 1221 | |
---|
| 1222 | $res = $opcodes[$i]['result']; |
---|
| 1223 | $T[$res['u.var']] = $fe; |
---|
| 1224 | } |
---|
| 1225 | break; |
---|
| 1226 | // }}} |
---|
| 1227 | case XC_SWITCH_FREE: // {{{ |
---|
| 1228 | // unset($T[$op1['u.var']]); |
---|
| 1229 | break; |
---|
| 1230 | // }}} |
---|
| 1231 | case XC_FREE: // {{{ |
---|
| 1232 | $free = $T[$op1['u.var']]; |
---|
| 1233 | if (!is_a($free, 'Decompiler_Array') && !is_a($free, 'Decompiler_Box')) { |
---|
| 1234 | $op['php'] = is_object($free) ? $free : $this->unquote($free, '(', ')'); |
---|
| 1235 | $lastphpop = &$op; |
---|
| 1236 | } |
---|
| 1237 | unset($T[$op1['u.var']], $free); |
---|
| 1238 | break; |
---|
| 1239 | // }}} |
---|
| 1240 | case XC_JMP_NO_CTOR: |
---|
| 1241 | break; |
---|
| 1242 | case XC_JMPNZ: // while |
---|
| 1243 | case XC_JMPZNZ: // for |
---|
| 1244 | case XC_JMPZ_EX: // and |
---|
| 1245 | case XC_JMPNZ_EX: // or |
---|
| 1246 | case XC_JMPZ: // {{{ |
---|
| 1247 | if ($opc == XC_JMP_NO_CTOR && $EX['object']) { |
---|
| 1248 | $rvalue = $EX['object']; |
---|
| 1249 | } |
---|
| 1250 | else { |
---|
| 1251 | $rvalue = $this->getOpVal($op1, $EX); |
---|
| 1252 | } |
---|
| 1253 | |
---|
| 1254 | if (isset($op['cond_true'])) { |
---|
| 1255 | // any true comes here, so it's a "or" |
---|
| 1256 | $rvalue = implode(' or ', $op['cond_true']) . ' or ' . $rvalue; |
---|
| 1257 | unset($op['cond_true']); |
---|
| 1258 | } |
---|
| 1259 | if (isset($op['cond_false'])) { |
---|
| 1260 | var_dump($op);// exit; |
---|
| 1261 | } |
---|
| 1262 | if ($opc == XC_JMPZ_EX || $opc == XC_JMPNZ_EX || $opc == XC_JMPZ) { |
---|
| 1263 | $targetop = &$EX['opcodes'][$op2['u.opline_num']]; |
---|
| 1264 | if ($opc == XC_JMPNZ_EX) { |
---|
| 1265 | $targetop['cond_true'][] = str($rvalue); |
---|
| 1266 | } |
---|
| 1267 | else { |
---|
| 1268 | $targetop['cond_false'][] = str($rvalue); |
---|
| 1269 | } |
---|
| 1270 | unset($targetop); |
---|
| 1271 | } |
---|
| 1272 | else { |
---|
| 1273 | $op['cond'] = $rvalue; |
---|
| 1274 | $op['isjmp'] = true; |
---|
| 1275 | } |
---|
| 1276 | break; |
---|
| 1277 | // }}} |
---|
| 1278 | case XC_JMP: // {{{ |
---|
| 1279 | $op['cond'] = null; |
---|
| 1280 | $op['isjmp'] = true; |
---|
| 1281 | break; |
---|
| 1282 | // }}} |
---|
| 1283 | case XC_CASE: |
---|
| 1284 | case XC_BRK: |
---|
| 1285 | break; |
---|
| 1286 | case XC_RECV_INIT: |
---|
| 1287 | case XC_RECV: |
---|
| 1288 | $offset = $this->getOpVal($op1, $EX); |
---|
| 1289 | $lvalue = $this->getOpVal($op['result'], $EX); |
---|
| 1290 | if ($opc == XC_RECV_INIT) { |
---|
| 1291 | $default = value($op['op2']['u.constant']); |
---|
| 1292 | } |
---|
| 1293 | else { |
---|
| 1294 | $default = null; |
---|
| 1295 | } |
---|
| 1296 | $EX['recvs'][$offset] = array($lvalue, $default); |
---|
| 1297 | break; |
---|
| 1298 | case XC_POST_DEC: |
---|
| 1299 | case XC_POST_INC: |
---|
| 1300 | case XC_POST_DEC_OBJ: |
---|
| 1301 | case XC_POST_INC_OBJ: |
---|
| 1302 | case XC_PRE_DEC: |
---|
| 1303 | case XC_PRE_INC: |
---|
| 1304 | case XC_PRE_DEC_OBJ: |
---|
| 1305 | case XC_PRE_INC_OBJ: // {{{ |
---|
| 1306 | $flags = array_flip(explode('_', $opname)); |
---|
| 1307 | if (isset($flags['OBJ'])) { |
---|
| 1308 | $resvar = $this->getOpVal($op1, $EX); |
---|
| 1309 | $prop = $this->unquoteName($this->getOpVal($op2, $EX)); |
---|
| 1310 | if ($prop{0} == '$') { |
---|
| 1311 | $resvar = $resvar . "{" . $prop . "}"; |
---|
| 1312 | } |
---|
| 1313 | else { |
---|
| 1314 | $resvar = $resvar . "->" . $prop; |
---|
| 1315 | } |
---|
| 1316 | } |
---|
| 1317 | else { |
---|
| 1318 | $resvar = $this->getOpVal($op1, $EX); |
---|
| 1319 | } |
---|
| 1320 | $opstr = isset($flags['DEC']) ? '--' : '++'; |
---|
| 1321 | if (isset($flags['POST'])) { |
---|
| 1322 | $resvar .= ' ' . $opstr; |
---|
| 1323 | } |
---|
| 1324 | else { |
---|
| 1325 | $resvar = "$opstr $resvar"; |
---|
| 1326 | } |
---|
| 1327 | break; |
---|
| 1328 | // }}} |
---|
| 1329 | |
---|
| 1330 | case XC_BEGIN_SILENCE: // {{{ |
---|
| 1331 | $EX['silence'] ++; |
---|
| 1332 | break; |
---|
| 1333 | // }}} |
---|
| 1334 | case XC_END_SILENCE: // {{{ |
---|
| 1335 | $EX['silence'] --; |
---|
| 1336 | $lastresvar = '@' . str($lastresvar); |
---|
| 1337 | break; |
---|
| 1338 | // }}} |
---|
| 1339 | case XC_CONT: // {{{ |
---|
| 1340 | break; |
---|
| 1341 | // }}} |
---|
| 1342 | case XC_CAST: // {{{ |
---|
| 1343 | $type = $ext; |
---|
| 1344 | static $type2cast = array( |
---|
| 1345 | IS_LONG => '(int)', |
---|
| 1346 | IS_DOUBLE => '(double)', |
---|
| 1347 | IS_STRING => '(string)', |
---|
| 1348 | IS_ARRAY => '(array)', |
---|
| 1349 | IS_OBJECT => '(object)', |
---|
| 1350 | IS_BOOL => '(bool)', |
---|
| 1351 | IS_NULL => '(unset)', |
---|
| 1352 | ); |
---|
| 1353 | assert(isset($type2cast[$type])); |
---|
| 1354 | $cast = $type2cast[$type]; |
---|
| 1355 | $resvar = $cast . ' ' . $this->getOpVal($op1, $EX); |
---|
| 1356 | break; |
---|
| 1357 | // }}} |
---|
| 1358 | case XC_EXT_STMT: |
---|
| 1359 | case XC_EXT_FCALL_BEGIN: |
---|
| 1360 | case XC_EXT_FCALL_END: |
---|
| 1361 | case XC_EXT_NOP: |
---|
| 1362 | break; |
---|
| 1363 | case XC_DECLARE_FUNCTION_OR_CLASS: |
---|
| 1364 | /* always removed by compiler */ |
---|
| 1365 | break; |
---|
| 1366 | case XC_TICKS: |
---|
| 1367 | $lastphpop['ticks'] = $this->getOpVal($op1, $EX); |
---|
| 1368 | // $EX['tickschanged'] = true; |
---|
| 1369 | break; |
---|
| 1370 | default: // {{{ |
---|
| 1371 | echo "\x1B[31m * TODO ", $opname, "\x1B[0m\n"; |
---|
| 1372 | // }}} |
---|
| 1373 | } |
---|
| 1374 | } |
---|
| 1375 | if (isset($resvar)) { |
---|
| 1376 | if ($istmpres) { |
---|
| 1377 | $T[$res['u.var']] = $resvar; |
---|
| 1378 | $lastresvar = &$T[$res['u.var']]; |
---|
| 1379 | } |
---|
| 1380 | else { |
---|
| 1381 | $op['php'] = $resvar; |
---|
| 1382 | $lastphpop = &$op; |
---|
| 1383 | $lastresvar = &$op['php']; |
---|
| 1384 | } |
---|
| 1385 | } |
---|
| 1386 | } |
---|
| 1387 | return $T; |
---|
| 1388 | } |
---|
| 1389 | // }}} |
---|
| 1390 | function unquote($str, $st, $ed) // {{{ |
---|
| 1391 | { |
---|
| 1392 | $l1 = strlen($st); |
---|
| 1393 | $l2 = strlen($ed); |
---|
| 1394 | if (substr($str, 0, $l1) === $st && substr($str, -$l2) === $ed) { |
---|
| 1395 | $str = substr($str, $l1, -$l2); |
---|
| 1396 | } |
---|
| 1397 | return $str; |
---|
| 1398 | } |
---|
| 1399 | // }}} |
---|
| 1400 | function popargs(&$EX, $n) // {{{ |
---|
| 1401 | { |
---|
| 1402 | $args = array(); |
---|
| 1403 | for ($i = 0; $i < $n; $i ++) { |
---|
| 1404 | $a = array_pop($EX['argstack']); |
---|
| 1405 | if (is_array($a)) { |
---|
| 1406 | array_unshift($args, str($a, $EX)); |
---|
| 1407 | } |
---|
| 1408 | else { |
---|
| 1409 | array_unshift($args, $a); |
---|
| 1410 | } |
---|
| 1411 | } |
---|
| 1412 | return implode(', ', $args); |
---|
| 1413 | } |
---|
| 1414 | // }}} |
---|
| 1415 | function dumpop($op, &$EX) // {{{ |
---|
| 1416 | { |
---|
| 1417 | $op1 = $op['op1']; |
---|
| 1418 | $op2 = $op['op2']; |
---|
| 1419 | $d = array('opname' => xcache_get_opcode($op['opcode']), 'opcode' => $op['opcode']); |
---|
| 1420 | |
---|
| 1421 | foreach (array('op1' => 'op1', 'op2' => 'op2', 'result' => 'res') as $k => $kk) { |
---|
| 1422 | switch ($op[$k]['op_type']) { |
---|
| 1423 | case XC_IS_UNUSED: |
---|
| 1424 | $d[$kk] = '*UNUSED* ' . $op[$k]['u.opline_num']; |
---|
| 1425 | break; |
---|
| 1426 | |
---|
| 1427 | case XC_IS_VAR: |
---|
| 1428 | $d[$kk] = '$' . $op[$k]['u.var']; |
---|
| 1429 | if ($kk != 'res') { |
---|
| 1430 | $d[$kk] .= ':' . $this->getOpVal($op[$k], $EX); |
---|
| 1431 | } |
---|
| 1432 | break; |
---|
| 1433 | |
---|
| 1434 | case XC_IS_TMP_VAR: |
---|
| 1435 | $d[$kk] = '#' . $op[$k]['u.var']; |
---|
| 1436 | if ($kk != 'res') { |
---|
| 1437 | $d[$kk] .= ':' . $this->getOpVal($op[$k], $EX); |
---|
| 1438 | } |
---|
| 1439 | break; |
---|
| 1440 | |
---|
| 1441 | case XC_IS_CV: |
---|
| 1442 | $d[$kk] = $this->getOpVal($op[$k], $EX); |
---|
| 1443 | break; |
---|
| 1444 | |
---|
| 1445 | default: |
---|
| 1446 | if ($kk == 'res') { |
---|
| 1447 | assert(0); |
---|
| 1448 | } |
---|
| 1449 | else { |
---|
| 1450 | $d[$kk] = $this->getOpVal($op[$k], $EX); |
---|
| 1451 | } |
---|
| 1452 | } |
---|
| 1453 | } |
---|
| 1454 | $d['ext'] = $op['extended_value']; |
---|
| 1455 | |
---|
| 1456 | var_dump($d); |
---|
| 1457 | } |
---|
| 1458 | // }}} |
---|
| 1459 | function dargs(&$EX, $indent) // {{{ |
---|
| 1460 | { |
---|
| 1461 | $EX['indent'] = $indent; |
---|
| 1462 | $op_array = &$EX['op_array']; |
---|
| 1463 | |
---|
| 1464 | if (isset($op_array['num_args'])) { |
---|
| 1465 | $c = $op_array['num_args']; |
---|
| 1466 | } |
---|
| 1467 | else if ($op_array['arg_types']) { |
---|
| 1468 | $c = count($op_array['arg_types']); |
---|
| 1469 | } |
---|
| 1470 | else { |
---|
| 1471 | // php4 |
---|
| 1472 | $c = count($EX['recvs']); |
---|
| 1473 | } |
---|
| 1474 | |
---|
| 1475 | $refrest = false; |
---|
| 1476 | for ($i = 0; $i < $c; $i ++) { |
---|
| 1477 | if ($i) { |
---|
| 1478 | echo ', '; |
---|
| 1479 | } |
---|
| 1480 | if (isset($op_array['arg_info'])) { |
---|
| 1481 | $ai = $op_array['arg_info'][$i]; |
---|
| 1482 | if (!empty($ai['class_name'])) { |
---|
| 1483 | echo $ai['class_name'], ' '; |
---|
| 1484 | if ($ai['allow_null']) { |
---|
| 1485 | echo 'or NULL '; |
---|
| 1486 | } |
---|
| 1487 | } |
---|
| 1488 | else if (!empty($ai['array_type_hint'])) { |
---|
| 1489 | echo 'array '; |
---|
| 1490 | if ($ai['allow_null']) { |
---|
| 1491 | echo 'or NULL '; |
---|
| 1492 | } |
---|
| 1493 | } |
---|
| 1494 | if ($ai['pass_by_reference']) { |
---|
| 1495 | echo '&'; |
---|
| 1496 | } |
---|
| 1497 | printf("\$%s", $ai['name']); |
---|
| 1498 | } |
---|
| 1499 | else { |
---|
| 1500 | if ($refrest) { |
---|
| 1501 | echo '&'; |
---|
| 1502 | } |
---|
| 1503 | else if (isset($op_array['arg_types'][$i])) { |
---|
| 1504 | switch ($op_array['arg_types'][$i]) { |
---|
| 1505 | case BYREF_FORCE_REST: |
---|
| 1506 | $refrest = true; |
---|
| 1507 | /* fall */ |
---|
| 1508 | case BYREF_FORCE: |
---|
| 1509 | echo '&'; |
---|
| 1510 | break; |
---|
| 1511 | |
---|
| 1512 | case BYREF_NONE: |
---|
| 1513 | case BYREF_ALLOW: |
---|
| 1514 | break; |
---|
| 1515 | default: |
---|
| 1516 | assert(0); |
---|
| 1517 | } |
---|
| 1518 | } |
---|
| 1519 | $arg = $EX['recvs'][$i + 1]; |
---|
| 1520 | echo str($arg[0]); |
---|
| 1521 | if (isset($arg[1])) { |
---|
| 1522 | echo ' = ', str($arg[1]); |
---|
| 1523 | } |
---|
| 1524 | } |
---|
| 1525 | } |
---|
| 1526 | } |
---|
| 1527 | // }}} |
---|
| 1528 | function dfunction($func, $indent = '', $nobody = false) // {{{ |
---|
| 1529 | { |
---|
| 1530 | if ($nobody) { |
---|
| 1531 | $body = ";\n"; |
---|
| 1532 | $EX = array(); |
---|
| 1533 | $EX['op_array'] = &$func['op_array']; |
---|
| 1534 | $EX['recvs'] = array(); |
---|
| 1535 | } |
---|
| 1536 | else { |
---|
| 1537 | ob_start(); |
---|
| 1538 | $newindent = INDENT . $indent; |
---|
| 1539 | $EX = &$this->dop_array($func['op_array'], $newindent); |
---|
| 1540 | $body = ob_get_clean(); |
---|
| 1541 | if (!isset($EX['recvs'])) { |
---|
| 1542 | $EX['recvs'] = array(); |
---|
| 1543 | } |
---|
| 1544 | } |
---|
| 1545 | |
---|
| 1546 | echo 'function ', $func['op_array']['function_name'], '('; |
---|
| 1547 | $this->dargs($EX, $indent); |
---|
| 1548 | echo ")\n"; |
---|
| 1549 | echo $indent, "{\n"; |
---|
| 1550 | echo $body; |
---|
| 1551 | echo "$indent}\n"; |
---|
| 1552 | } |
---|
| 1553 | // }}} |
---|
| 1554 | function dclass($class, $indent = '') // {{{ |
---|
| 1555 | { |
---|
| 1556 | // {{{ class decl |
---|
| 1557 | if (!empty($class['doc_comment'])) { |
---|
| 1558 | echo $indent; |
---|
| 1559 | echo $class['doc_comment']; |
---|
| 1560 | echo "\n"; |
---|
| 1561 | } |
---|
| 1562 | $isinterface = false; |
---|
| 1563 | if (!empty($class['ce_flags'])) { |
---|
| 1564 | if ($class['ce_flags'] & ZEND_ACC_INTERFACE) { |
---|
| 1565 | echo 'interface '; |
---|
| 1566 | $isinterface = true; |
---|
| 1567 | } |
---|
| 1568 | else { |
---|
| 1569 | if ($class['ce_flags'] & ZEND_ACC_IMPLICIT_ABSTRACT) { |
---|
| 1570 | echo "abstract "; |
---|
| 1571 | } |
---|
| 1572 | if ($class['ce_flags'] & ZEND_ACC_FINAL) { |
---|
| 1573 | echo "final "; |
---|
| 1574 | } |
---|
| 1575 | } |
---|
| 1576 | } |
---|
| 1577 | echo 'class ', $class['name']; |
---|
| 1578 | if ($class['parent']) { |
---|
| 1579 | echo ' extends ', $class['parent']; |
---|
| 1580 | } |
---|
| 1581 | /* TODO */ |
---|
| 1582 | if (!empty($class['interfaces'])) { |
---|
| 1583 | echo ' implements '; |
---|
| 1584 | echo implode(', ', $class['interfaces']); |
---|
| 1585 | } |
---|
| 1586 | echo "\n"; |
---|
| 1587 | echo $indent, "{"; |
---|
| 1588 | // }}} |
---|
| 1589 | $newindent = INDENT . $indent; |
---|
| 1590 | // {{{ const, static |
---|
| 1591 | foreach (array('constants_table' => 'const ' |
---|
| 1592 | , 'static_members' => 'static $') as $type => $prefix) { |
---|
| 1593 | if (!empty($class[$type])) { |
---|
| 1594 | echo "\n"; |
---|
| 1595 | // TODO: skip shadow? |
---|
| 1596 | foreach ($class[$type] as $name => $v) { |
---|
| 1597 | echo $newindent; |
---|
| 1598 | echo $prefix, $name, ' = '; |
---|
| 1599 | echo str(value($v), $EX); |
---|
| 1600 | echo ";\n"; |
---|
| 1601 | } |
---|
| 1602 | } |
---|
| 1603 | } |
---|
| 1604 | // }}} |
---|
| 1605 | // {{{ properties |
---|
| 1606 | if (!empty($class['default_properties'])) { |
---|
| 1607 | echo "\n"; |
---|
| 1608 | $infos = empty($class['properties_info']) ? null : $class['properties_info']; |
---|
| 1609 | foreach ($class['default_properties'] as $name => $v) { |
---|
| 1610 | $info = (isset($infos) && isset($infos[$name])) ? $infos[$name] : null; |
---|
| 1611 | if (isset($info)) { |
---|
| 1612 | if (!empty($info['doc_comment'])) { |
---|
| 1613 | echo $newindent; |
---|
| 1614 | echo $info['doc_comment']; |
---|
| 1615 | echo "\n"; |
---|
| 1616 | } |
---|
| 1617 | } |
---|
| 1618 | |
---|
| 1619 | echo $newindent; |
---|
| 1620 | if (PHP_VERSION < 5) { |
---|
| 1621 | echo 'var '; |
---|
| 1622 | } |
---|
| 1623 | else if (!isset($info)) { |
---|
| 1624 | echo 'public '; |
---|
| 1625 | } |
---|
| 1626 | else { |
---|
| 1627 | if ($info['flags'] & ZEND_ACC_SHADOW) { |
---|
| 1628 | continue; |
---|
| 1629 | } |
---|
| 1630 | switch ($info['flags'] & ZEND_ACC_PPP_MASK) { |
---|
| 1631 | case ZEND_ACC_PUBLIC: |
---|
| 1632 | echo "public "; |
---|
| 1633 | break; |
---|
| 1634 | case ZEND_ACC_PRIVATE: |
---|
| 1635 | echo "private "; |
---|
| 1636 | break; |
---|
| 1637 | case ZEND_ACC_PROTECTED: |
---|
| 1638 | echo "protected "; |
---|
| 1639 | break; |
---|
| 1640 | } |
---|
| 1641 | if ($info['flags'] & ZEND_ACC_STATIC) { |
---|
| 1642 | echo "static "; |
---|
| 1643 | } |
---|
| 1644 | } |
---|
| 1645 | |
---|
| 1646 | echo '$', $name; |
---|
| 1647 | if (isset($v)) { |
---|
| 1648 | echo ' = '; |
---|
| 1649 | echo str(value($v)); |
---|
| 1650 | } |
---|
| 1651 | echo ";\n"; |
---|
| 1652 | } |
---|
| 1653 | } |
---|
| 1654 | // }}} |
---|
| 1655 | // {{{ function_table |
---|
| 1656 | if (isset($class['function_table'])) { |
---|
| 1657 | foreach ($class['function_table'] as $func) { |
---|
| 1658 | if (!isset($func['scope']) || $func['scope'] == $class['name']) { |
---|
| 1659 | // TODO: skip shadow here |
---|
| 1660 | echo "\n"; |
---|
| 1661 | $opa = $func['op_array']; |
---|
| 1662 | if (!empty($opa['doc_comment'])) { |
---|
| 1663 | echo $newindent; |
---|
| 1664 | echo $opa['doc_comment']; |
---|
| 1665 | echo "\n"; |
---|
| 1666 | } |
---|
| 1667 | echo $newindent; |
---|
| 1668 | if (isset($opa['fn_flags'])) { |
---|
| 1669 | if ($opa['fn_flags'] & ZEND_ACC_ABSTRACT) { |
---|
| 1670 | echo "abstract "; |
---|
| 1671 | } |
---|
| 1672 | if ($opa['fn_flags'] & ZEND_ACC_FINAL) { |
---|
| 1673 | echo "final "; |
---|
| 1674 | } |
---|
| 1675 | if ($opa['fn_flags'] & ZEND_ACC_STATIC) { |
---|
| 1676 | echo "static "; |
---|
| 1677 | } |
---|
| 1678 | |
---|
| 1679 | switch ($opa['fn_flags'] & ZEND_ACC_PPP_MASK) { |
---|
| 1680 | case ZEND_ACC_PUBLIC: |
---|
| 1681 | echo "public "; |
---|
| 1682 | break; |
---|
| 1683 | case ZEND_ACC_PRIVATE: |
---|
| 1684 | echo "private "; |
---|
| 1685 | break; |
---|
| 1686 | case ZEND_ACC_PROTECTED: |
---|
| 1687 | echo "protected "; |
---|
| 1688 | break; |
---|
| 1689 | default: |
---|
| 1690 | echo "<visibility error> "; |
---|
| 1691 | break; |
---|
| 1692 | } |
---|
| 1693 | } |
---|
| 1694 | $this->dfunction($func, $newindent, $isinterface); |
---|
| 1695 | if ($opa['function_name'] == 'Decompiler') { |
---|
| 1696 | //exit; |
---|
| 1697 | } |
---|
| 1698 | } |
---|
| 1699 | } |
---|
| 1700 | } |
---|
| 1701 | // }}} |
---|
| 1702 | echo $indent, "}\n"; |
---|
| 1703 | } |
---|
| 1704 | // }}} |
---|
| 1705 | function decompileString($string) // {{{ |
---|
| 1706 | { |
---|
| 1707 | $this->dc = xcache_dasm_string($string); |
---|
| 1708 | if ($this->dc === false) { |
---|
| 1709 | echo "error compling string\n"; |
---|
| 1710 | return false; |
---|
| 1711 | } |
---|
| 1712 | } |
---|
| 1713 | // }}} |
---|
| 1714 | function decompileFile($file) // {{{ |
---|
| 1715 | { |
---|
| 1716 | $this->dc = xcache_dasm_file($file); |
---|
| 1717 | if ($this->dc === false) { |
---|
| 1718 | echo "error compling $file\n"; |
---|
| 1719 | return false; |
---|
| 1720 | } |
---|
| 1721 | } |
---|
| 1722 | // }}} |
---|
| 1723 | function output() // {{{ |
---|
| 1724 | { |
---|
| 1725 | echo "<?". "php\n"; |
---|
| 1726 | foreach ($this->dc['class_table'] as $key => $class) { |
---|
| 1727 | if ($key{0} != "\0") { |
---|
| 1728 | echo "\n"; |
---|
| 1729 | $this->dclass($class); |
---|
| 1730 | } |
---|
| 1731 | } |
---|
| 1732 | |
---|
| 1733 | foreach ($this->dc['function_table'] as $key => $func) { |
---|
| 1734 | if ($key{0} != "\0") { |
---|
| 1735 | echo "\n"; |
---|
| 1736 | $this->dfunction($func); |
---|
| 1737 | } |
---|
| 1738 | } |
---|
| 1739 | |
---|
| 1740 | echo "\n"; |
---|
| 1741 | $this->dop_array($this->dc['op_array']); |
---|
| 1742 | echo "\n?" . ">\n"; |
---|
| 1743 | return true; |
---|
| 1744 | } |
---|
| 1745 | // }}} |
---|
| 1746 | } |
---|
| 1747 | |
---|
| 1748 | // {{{ defines |
---|
| 1749 | define('ZEND_ACC_STATIC', 0x01); |
---|
| 1750 | define('ZEND_ACC_ABSTRACT', 0x02); |
---|
| 1751 | define('ZEND_ACC_FINAL', 0x04); |
---|
| 1752 | define('ZEND_ACC_IMPLEMENTED_ABSTRACT', 0x08); |
---|
| 1753 | |
---|
| 1754 | define('ZEND_ACC_IMPLICIT_ABSTRACT_CLASS', 0x10); |
---|
| 1755 | define('ZEND_ACC_EXPLICIT_ABSTRACT_CLASS', 0x20); |
---|
| 1756 | define('ZEND_ACC_FINAL_CLASS', 0x40); |
---|
| 1757 | define('ZEND_ACC_INTERFACE', 0x80); |
---|
| 1758 | define('ZEND_ACC_PUBLIC', 0x100); |
---|
| 1759 | define('ZEND_ACC_PROTECTED', 0x200); |
---|
| 1760 | define('ZEND_ACC_PRIVATE', 0x400); |
---|
| 1761 | define('ZEND_ACC_PPP_MASK', (ZEND_ACC_PUBLIC | ZEND_ACC_PROTECTED | ZEND_ACC_PRIVATE)); |
---|
| 1762 | |
---|
| 1763 | define('ZEND_ACC_CHANGED', 0x800); |
---|
| 1764 | define('ZEND_ACC_IMPLICIT_PUBLIC', 0x1000); |
---|
| 1765 | |
---|
| 1766 | define('ZEND_ACC_CTOR', 0x2000); |
---|
| 1767 | define('ZEND_ACC_DTOR', 0x4000); |
---|
| 1768 | define('ZEND_ACC_CLONE', 0x8000); |
---|
| 1769 | |
---|
| 1770 | define('ZEND_ACC_ALLOW_STATIC', 0x10000); |
---|
| 1771 | |
---|
| 1772 | define('ZEND_ACC_SHADOW', 0x2000); |
---|
| 1773 | |
---|
| 1774 | define('ZEND_FETCH_GLOBAL', 0); |
---|
| 1775 | define('ZEND_FETCH_LOCAL', 1); |
---|
| 1776 | define('ZEND_FETCH_STATIC', 2); |
---|
| 1777 | define('ZEND_FETCH_STATIC_MEMBER', 3); |
---|
| 1778 | define('ZEND_FETCH_GLOBAL_LOCK', 4); |
---|
| 1779 | |
---|
| 1780 | define('ZEND_FETCH_CLASS_DEFAULT', 0); |
---|
| 1781 | define('ZEND_FETCH_CLASS_SELF', 1); |
---|
| 1782 | define('ZEND_FETCH_CLASS_PARENT', 2); |
---|
| 1783 | define('ZEND_FETCH_CLASS_MAIN', 3); |
---|
| 1784 | define('ZEND_FETCH_CLASS_GLOBAL', 4); |
---|
| 1785 | define('ZEND_FETCH_CLASS_AUTO', 5); |
---|
| 1786 | define('ZEND_FETCH_CLASS_INTERFACE', 6); |
---|
| 1787 | |
---|
| 1788 | define('ZEND_EVAL', (1<<0)); |
---|
| 1789 | define('ZEND_INCLUDE', (1<<1)); |
---|
| 1790 | define('ZEND_INCLUDE_ONCE', (1<<2)); |
---|
| 1791 | define('ZEND_REQUIRE', (1<<3)); |
---|
| 1792 | define('ZEND_REQUIRE_ONCE', (1<<4)); |
---|
| 1793 | |
---|
| 1794 | define('ZEND_ISSET', (1<<0)); |
---|
| 1795 | define('ZEND_ISEMPTY', (1<<1)); |
---|
| 1796 | define('EXT_TYPE_UNUSED', (1<<0)); |
---|
| 1797 | |
---|
| 1798 | define('ZEND_FETCH_STANDARD', 0); |
---|
| 1799 | define('ZEND_FETCH_ADD_LOCK', 1); |
---|
| 1800 | |
---|
| 1801 | define('ZEND_FE_FETCH_BYREF', 1); |
---|
| 1802 | define('ZEND_FE_FETCH_WITH_KEY', 2); |
---|
| 1803 | |
---|
| 1804 | define('ZEND_MEMBER_FUNC_CALL', 1<<0); |
---|
| 1805 | define('ZEND_CTOR_CALL', 1<<1); |
---|
| 1806 | |
---|
| 1807 | define('ZEND_ARG_SEND_BY_REF', (1<<0)); |
---|
| 1808 | define('ZEND_ARG_COMPILE_TIME_BOUND', (1<<1)); |
---|
| 1809 | define('ZEND_ARG_SEND_FUNCTION', (1<<2)); |
---|
| 1810 | |
---|
| 1811 | define('BYREF_NONE', 0); |
---|
| 1812 | define('BYREF_FORCE', 1); |
---|
| 1813 | define('BYREF_ALLOW', 2); |
---|
| 1814 | define('BYREF_FORCE_REST', 3); |
---|
| 1815 | define('IS_NULL', 0); |
---|
| 1816 | define('IS_LONG', 1); |
---|
| 1817 | define('IS_DOUBLE', 2); |
---|
| 1818 | define('IS_STRING', 3); |
---|
| 1819 | define('IS_ARRAY', 4); |
---|
| 1820 | define('IS_OBJECT', 5); |
---|
| 1821 | define('IS_BOOL', 6); |
---|
| 1822 | define('IS_RESOURCE', 7); |
---|
| 1823 | define('IS_CONSTANT', 8); |
---|
| 1824 | define('IS_CONSTANT_ARRAY', 9); |
---|
| 1825 | |
---|
| 1826 | @define('XC_IS_CV', 16); |
---|
| 1827 | |
---|
| 1828 | /* |
---|
| 1829 | if (preg_match_all('!XC_[A-Z_]+!', file_get_contents(__FILE__), $ms)) { |
---|
| 1830 | $verdiff = array(); |
---|
| 1831 | foreach ($ms[0] as $k) { |
---|
| 1832 | if (!defined($k)) { |
---|
| 1833 | $verdiff[$k] = -1; |
---|
| 1834 | define($k, -1); |
---|
| 1835 | } |
---|
| 1836 | } |
---|
| 1837 | var_export($verdiff); |
---|
| 1838 | } |
---|
| 1839 | /*/ |
---|
| 1840 | foreach (array ( |
---|
| 1841 | 'XC_HANDLE_EXCEPTION' => -1, |
---|
| 1842 | 'XC_FETCH_CLASS' => -1, |
---|
| 1843 | 'XC_FETCH_' => -1, |
---|
| 1844 | 'XC_FETCH_DIM_' => -1, |
---|
| 1845 | 'XC_ASSIGN_DIM' => -1, |
---|
| 1846 | 'XC_UNSET_DIM' => -1, |
---|
| 1847 | 'XC_FETCH_OBJ_' => -1, |
---|
| 1848 | 'XC_ASSIGN_OBJ' => -1, |
---|
| 1849 | 'XC_ISSET_ISEMPTY_DIM_OBJ' => -1, |
---|
| 1850 | 'XC_ISSET_ISEMPTY_PROP_OBJ' => -1, |
---|
| 1851 | 'XC_ISSET_ISEMPTY_VAR' => -1, |
---|
| 1852 | 'XC_INIT_METHOD_CALL' => -1, |
---|
| 1853 | 'XC_VERIFY_ABSTRACT_CLASS' => -1, |
---|
| 1854 | 'XC_DECLARE_CLASS' => -1, |
---|
| 1855 | 'XC_DECLARE_INHERITED_CLASS' => -1, |
---|
| 1856 | 'XC_ADD_INTERFACE' => -1, |
---|
| 1857 | 'XC_POST_DEC_OBJ' => -1, |
---|
| 1858 | 'XC_POST_INC_OBJ' => -1, |
---|
| 1859 | 'XC_PRE_DEC_OBJ' => -1, |
---|
| 1860 | 'XC_PRE_INC_OBJ' => -1, |
---|
| 1861 | 'XC_UNSET_OBJ' => -1, |
---|
| 1862 | 'XC_JMP_NO_CTOR' => -1, |
---|
| 1863 | 'XC_FETCH_' => -1, |
---|
| 1864 | 'XC_FETCH_DIM_' => -1, |
---|
| 1865 | 'XC_UNSET_DIM_OBJ' => -1, |
---|
| 1866 | 'XC_FETCH_OBJ_' => -1, |
---|
| 1867 | 'XC_ISSET_ISEMPTY' => -1, |
---|
| 1868 | 'XC_INIT_FCALL_BY_FUNC' => -1, |
---|
| 1869 | 'XC_DO_FCALL_BY_FUNC' => -1, |
---|
| 1870 | 'XC_DECLARE_FUNCTION_OR_CLASS' => -1, |
---|
| 1871 | ) as $k => $v) { |
---|
| 1872 | if (!defined($k)) { |
---|
| 1873 | define($k, $v); |
---|
| 1874 | } |
---|
| 1875 | } |
---|
| 1876 | |
---|
| 1877 | /* XC_UNDEF XC_OP_DATA |
---|
| 1878 | $content = file_get_contents(__FILE__); |
---|
| 1879 | for ($i = 0; $opname = xcache_get_opcode($i); $i ++) { |
---|
| 1880 | if (!preg_match("/\\bXC_" . $opname . "\\b(?!')/", $content)) { |
---|
| 1881 | echo "not done ", $opname, "\n"; |
---|
| 1882 | } |
---|
| 1883 | } |
---|
| 1884 | // */ |
---|
| 1885 | // }}} |
---|
| 1886 | |
---|