root/sapi/phpdbg/phpdbg_win.c

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DEFINITIONS

This source file includes following definitions.
  1. mprotect
  2. phpdbg_exception_handler_win32

   1 /*
   2    +----------------------------------------------------------------------+
   3    | PHP Version 7                                                        |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 1997-2016 The PHP Group                                |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 3.01 of the PHP license,      |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.php.net/license/3_01.txt                                  |
  11    | If you did not receive a copy of the PHP license and are unable to   |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@php.net so we can mail you a copy immediately.               |
  14    +----------------------------------------------------------------------+
  15    | Authors: Felipe Pena <felipe@php.net>                                |
  16    | Authors: Joe Watkins <joe.watkins@live.co.uk>                        |
  17    | Authors: Bob Weinand <bwoebi@php.net>                                |
  18    +----------------------------------------------------------------------+
  19 */
  20 
  21 #include "zend.h"
  22 #include "phpdbg.h"
  23 
  24 int mprotect(void *addr, size_t size, int protection) {
  25         int var;
  26         return (int)VirtualProtect(addr, size, protection == (PROT_READ | PROT_WRITE) ? PAGE_READWRITE : PAGE_READONLY, &var);
  27 }
  28 
  29 int phpdbg_exception_handler_win32(EXCEPTION_POINTERS *xp) {
  30         EXCEPTION_RECORD *xr = xp->ExceptionRecord;
  31         CONTEXT *xc = xp->ContextRecord;
  32 
  33         if(xr->ExceptionCode == EXCEPTION_ACCESS_VIOLATION) {
  34 
  35                 if (phpdbg_watchpoint_segfault_handler((void *)xr->ExceptionInformation[1]) == SUCCESS) {
  36                         return EXCEPTION_CONTINUE_EXECUTION;
  37                 }
  38         }
  39 
  40         return EXCEPTION_CONTINUE_SEARCH;
  41 }

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