mirror of
https://github.com/php/php-src.git
synced 2024-10-01 06:46:08 +00:00
223 lines
6.4 KiB
C
223 lines
6.4 KiB
C
/*
|
|
+----------------------------------------------------------------------+
|
|
| PHP Version 5 |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) 1997-2014 The PHP Group |
|
|
+----------------------------------------------------------------------+
|
|
| This source file is subject to version 3.01 of the PHP license, |
|
|
| that is bundled with this package in the file LICENSE, and is |
|
|
| available through the world-wide-web at the following url: |
|
|
| http://www.php.net/license/3_01.txt |
|
|
| If you did not receive a copy of the PHP license and are unable to |
|
|
| obtain it through the world-wide-web, please send a note to |
|
|
| license@php.net so we can mail you a copy immediately. |
|
|
+----------------------------------------------------------------------+
|
|
| Authors: Felipe Pena <felipe@php.net> |
|
|
| Authors: Joe Watkins <joe.watkins@live.co.uk> |
|
|
| Authors: Bob Weinand <bwoebi@php.net> |
|
|
+----------------------------------------------------------------------+
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <sys/stat.h>
|
|
#ifndef _WIN32
|
|
# include <sys/mman.h>
|
|
# include <unistd.h>
|
|
#endif
|
|
#include <fcntl.h>
|
|
#include "phpdbg.h"
|
|
#include "phpdbg_list.h"
|
|
#include "phpdbg_utils.h"
|
|
#include "phpdbg_prompt.h"
|
|
#include "php_streams.h"
|
|
|
|
ZEND_EXTERN_MODULE_GLOBALS(phpdbg);
|
|
|
|
#define PHPDBG_LIST_COMMAND_D(f, h, a, m, l, s) \
|
|
PHPDBG_COMMAND_D_EXP(f, h, a, m, l, s, &phpdbg_prompt_commands[13])
|
|
|
|
const phpdbg_command_t phpdbg_list_commands[] = {
|
|
PHPDBG_LIST_COMMAND_D(lines, "lists the specified lines", 'l', list_lines, NULL, "l"),
|
|
PHPDBG_LIST_COMMAND_D(class, "lists the specified class", 'c', list_class, NULL, "s"),
|
|
PHPDBG_LIST_COMMAND_D(method, "lists the specified method", 'm', list_method, NULL, "m"),
|
|
PHPDBG_LIST_COMMAND_D(func, "lists the specified function", 'f', list_func, NULL, "s"),
|
|
PHPDBG_END_COMMAND
|
|
};
|
|
|
|
PHPDBG_LIST(lines) /* {{{ */
|
|
{
|
|
if (!PHPDBG_G(exec) && !zend_is_executing(TSRMLS_C)) {
|
|
phpdbg_error("Not executing, and execution context not set");
|
|
return SUCCESS;
|
|
}
|
|
|
|
switch (param->type) {
|
|
case NUMERIC_PARAM:
|
|
phpdbg_list_file(phpdbg_current_file(TSRMLS_C),
|
|
(param->num < 0 ? 1 - param->num : param->num),
|
|
(param->num < 0 ? param->num : 0) + zend_get_executed_lineno(TSRMLS_C),
|
|
0 TSRMLS_CC);
|
|
break;
|
|
|
|
case FILE_PARAM:
|
|
phpdbg_list_file(param->file.name, param->file.line, 0, 0 TSRMLS_CC);
|
|
break;
|
|
|
|
phpdbg_default_switch_case();
|
|
}
|
|
|
|
return SUCCESS;
|
|
} /* }}} */
|
|
|
|
PHPDBG_LIST(func) /* {{{ */
|
|
{
|
|
phpdbg_list_function_byname(param->str, param->len TSRMLS_CC);
|
|
|
|
return SUCCESS;
|
|
} /* }}} */
|
|
|
|
PHPDBG_LIST(method) /* {{{ */
|
|
{
|
|
zend_class_entry **ce;
|
|
|
|
if (zend_lookup_class(param->method.class, strlen(param->method.class), &ce TSRMLS_CC) == SUCCESS) {
|
|
zend_function *function;
|
|
char *lcname = zend_str_tolower_dup(param->method.name, strlen(param->method.name));
|
|
|
|
if (zend_hash_find(&(*ce)->function_table, lcname, strlen(lcname)+1, (void**) &function) == SUCCESS) {
|
|
phpdbg_list_function(function TSRMLS_CC);
|
|
} else {
|
|
phpdbg_error("Could not find %s::%s", param->method.class, param->method.name);
|
|
}
|
|
|
|
efree(lcname);
|
|
} else {
|
|
phpdbg_error("Could not find the class %s", param->method.class);
|
|
}
|
|
|
|
return SUCCESS;
|
|
} /* }}} */
|
|
|
|
PHPDBG_LIST(class) /* {{{ */
|
|
{
|
|
zend_class_entry **ce;
|
|
|
|
if (zend_lookup_class(param->str, param->len, &ce TSRMLS_CC) == SUCCESS) {
|
|
if ((*ce)->type == ZEND_USER_CLASS) {
|
|
if ((*ce)->info.user.filename) {
|
|
phpdbg_list_file(
|
|
(*ce)->info.user.filename,
|
|
(*ce)->info.user.line_end - (*ce)->info.user.line_start + 1,
|
|
(*ce)->info.user.line_start, 0 TSRMLS_CC
|
|
);
|
|
} else {
|
|
phpdbg_error("The source of the requested class (%s) cannot be found", (*ce)->name);
|
|
}
|
|
} else {
|
|
phpdbg_error("The class requested (%s) is not user defined", (*ce)->name);
|
|
}
|
|
} else {
|
|
phpdbg_error("The requested class (%s) could not be found", param->str);
|
|
}
|
|
|
|
return SUCCESS;
|
|
} /* }}} */
|
|
|
|
void phpdbg_list_file(const char *filename, long count, long offset, int highlight TSRMLS_DC) /* {{{ */
|
|
{
|
|
struct stat st;
|
|
char *opened = NULL;
|
|
char buffer[8096] = {0,};
|
|
long line = 0;
|
|
|
|
php_stream *stream = NULL;
|
|
|
|
if (VCWD_STAT(filename, &st) == FAILURE) {
|
|
phpdbg_error("Failed to stat file %s", filename);
|
|
return;
|
|
}
|
|
|
|
stream = php_stream_open_wrapper(filename, "rb", USE_PATH, &opened);
|
|
|
|
if (!stream) {
|
|
phpdbg_error("Failed to open file %s to list", filename);
|
|
return;
|
|
}
|
|
|
|
while (php_stream_gets(stream, buffer, sizeof(buffer)) != NULL) {
|
|
++line;
|
|
|
|
if (!offset || offset <= line) {
|
|
/* Without offset, or offset reached */
|
|
if (!highlight) {
|
|
phpdbg_write("%05ld: %s", line, buffer);
|
|
} else {
|
|
if (highlight != line) {
|
|
phpdbg_write(" %05ld: %s", line, buffer);
|
|
} else {
|
|
phpdbg_write(">%05ld: %s", line, buffer);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((count + (offset-1)) == line)
|
|
break;
|
|
}
|
|
|
|
php_stream_close(stream);
|
|
} /* }}} */
|
|
|
|
void phpdbg_list_function(const zend_function *fbc TSRMLS_DC) /* {{{ */
|
|
{
|
|
const zend_op_array *ops;
|
|
|
|
if (fbc->type != ZEND_USER_FUNCTION) {
|
|
phpdbg_error("The function requested (%s) is not user defined", fbc->common.function_name);
|
|
return;
|
|
}
|
|
|
|
ops = (zend_op_array*)fbc;
|
|
|
|
phpdbg_list_file(ops->filename,
|
|
ops->line_end - ops->line_start + 1, ops->line_start, 0 TSRMLS_CC);
|
|
} /* }}} */
|
|
|
|
void phpdbg_list_function_byname(const char *str, size_t len TSRMLS_DC) /* {{{ */
|
|
{
|
|
HashTable *func_table = EG(function_table);
|
|
zend_function* fbc;
|
|
char *func_name = (char*) str;
|
|
size_t func_name_len = len;
|
|
|
|
/* search active scope if begins with period */
|
|
if (func_name[0] == '.') {
|
|
if (EG(scope)) {
|
|
func_name++;
|
|
func_name_len--;
|
|
|
|
func_table = &EG(scope)->function_table;
|
|
} else {
|
|
phpdbg_error("No active class");
|
|
return;
|
|
}
|
|
} else if (!EG(function_table)) {
|
|
phpdbg_error("No function table loaded");
|
|
return;
|
|
} else {
|
|
func_table = EG(function_table);
|
|
}
|
|
|
|
/* use lowercase names, case insensitive */
|
|
func_name = zend_str_tolower_dup(func_name, func_name_len);
|
|
|
|
if (zend_hash_find(func_table, func_name, func_name_len+1, (void**)&fbc) == SUCCESS) {
|
|
phpdbg_list_function(fbc TSRMLS_CC);
|
|
} else {
|
|
phpdbg_error("Function %s not found", func_name);
|
|
}
|
|
|
|
efree(func_name);
|
|
} /* }}} */
|
|
|