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113 lines
3.5 KiB
C
113 lines
3.5 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 5 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2015 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Felipe Pena <felipe@php.net> |
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| Authors: Joe Watkins <joe.watkins@live.co.uk> |
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| Authors: Bob Weinand <bwoebi@php.net> |
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+----------------------------------------------------------------------+
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*/
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#ifndef PHPDBG_WATCH_H
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#define PHPDBG_WATCH_H
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#include "TSRM.h"
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#include "phpdbg_cmd.h"
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#ifdef _WIN32
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# include "phpdbg_win.h"
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#endif
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#define PHPDBG_WATCH(name) PHPDBG_COMMAND(watch_##name)
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/**
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* Printer Forward Declarations
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*/
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PHPDBG_WATCH(array);
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PHPDBG_WATCH(delete);
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PHPDBG_WATCH(recursive);
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/**
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* Commands
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*/
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static const phpdbg_command_t phpdbg_watch_commands[] = {
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PHPDBG_COMMAND_D_EX(array, "create watchpoint on an array", 'a', watch_array, NULL, "s"),
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PHPDBG_COMMAND_D_EX(delete, "delete watchpoint", 'd', watch_delete, NULL, "s"),
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PHPDBG_COMMAND_D_EX(recursive, "create recursive watchpoints", 'r', watch_recursive, NULL, "s"),
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PHPDBG_END_COMMAND
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};
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/* Watchpoint functions/typedefs */
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typedef enum {
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WATCH_ON_ZVAL,
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WATCH_ON_HASHTABLE,
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} phpdbg_watchtype;
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#define PHPDBG_WATCH_SIMPLE 0x0
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#define PHPDBG_WATCH_RECURSIVE 0x1
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typedef struct _phpdbg_watchpoint_t phpdbg_watchpoint_t;
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struct _phpdbg_watchpoint_t {
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phpdbg_watchpoint_t *parent;
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HashTable *parent_container;
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char *name_in_parent;
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size_t name_in_parent_len;
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char *str;
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size_t str_len;
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union {
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zval *zv;
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HashTable *ht;
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void *ptr;
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} addr;
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size_t size;
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phpdbg_watchtype type;
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char flags;
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};
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void phpdbg_setup_watchpoints(TSRMLS_D);
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#ifndef _WIN32
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int phpdbg_watchpoint_segfault_handler(siginfo_t *info, void *context TSRMLS_DC);
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#else
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int phpdbg_watchpoint_segfault_handler(void *addr TSRMLS_DC);
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#endif
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void phpdbg_create_addr_watchpoint(void *addr, size_t size, phpdbg_watchpoint_t *watch);
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void phpdbg_create_zval_watchpoint(zval *zv, phpdbg_watchpoint_t *watch);
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int phpdbg_delete_var_watchpoint(char *input, size_t len TSRMLS_DC);
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int phpdbg_create_var_watchpoint(char *input, size_t len TSRMLS_DC);
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int phpdbg_print_changed_zvals(TSRMLS_D);
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void phpdbg_list_watchpoints(TSRMLS_D);
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void phpdbg_watch_efree(void *ptr);
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static long phpdbg_pagesize;
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static zend_always_inline void *phpdbg_get_page_boundary(void *addr) {
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return (void *)((size_t)addr & ~(phpdbg_pagesize - 1));
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}
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static zend_always_inline size_t phpdbg_get_total_page_size(void *addr, size_t size) {
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return (size_t)phpdbg_get_page_boundary((void *)((size_t)addr + size - 1)) - (size_t)phpdbg_get_page_boundary(addr) + phpdbg_pagesize;
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}
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#endif
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