mirror of
https://github.com/php/php-src.git
synced 2024-09-23 10:57:26 +00:00
6a3194a47d
add TSRMLS_CC in clear_param for consistency
229 lines
6.2 KiB
C
229 lines
6.2 KiB
C
/*
|
|
+----------------------------------------------------------------------+
|
|
| PHP Version 5 |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) 1997-2013 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> |
|
|
+----------------------------------------------------------------------+
|
|
*/
|
|
|
|
#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"
|
|
|
|
ZEND_EXTERN_MODULE_GLOBALS(phpdbg);
|
|
|
|
static inline void i_phpdbg_list_func(const char *str TSRMLS_DC)
|
|
{
|
|
HashTable *func_table = EG(function_table);
|
|
zend_function* fbc;
|
|
const char *func_name = str;
|
|
size_t func_name_len = strlen(str);
|
|
|
|
/* 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);
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
PHPDBG_LIST(lines) /* {{{ */
|
|
{
|
|
phpdbg_param_t param;
|
|
int type = phpdbg_parse_param(
|
|
expr, expr_len, ¶m TSRMLS_CC);
|
|
|
|
switch (type) {
|
|
case NUMERIC_PARAM:
|
|
case EMPTY_PARAM: {
|
|
if (PHPDBG_G(exec) || zend_is_executing(TSRMLS_C)) {
|
|
if (type == EMPTY_PARAM) {
|
|
phpdbg_list_file(phpdbg_current_file(TSRMLS_C), 0, 0 TSRMLS_CC);
|
|
} else phpdbg_list_file(phpdbg_current_file(TSRMLS_C), param.num, 0 TSRMLS_CC);
|
|
} else phpdbg_error("Not executing, and execution context not set");
|
|
} break;
|
|
|
|
default:
|
|
phpdbg_error("Unsupported parameter type (%d) for command", type);
|
|
}
|
|
|
|
phpdbg_clear_param(type, ¶m TSRMLS_CC);
|
|
|
|
return SUCCESS;
|
|
} /* }}} */
|
|
|
|
PHPDBG_LIST(func) /* {{{ */
|
|
{
|
|
phpdbg_param_t param;
|
|
int type = phpdbg_parse_param(
|
|
expr, expr_len, ¶m TSRMLS_CC);
|
|
|
|
if (type == STR_PARAM) {
|
|
i_phpdbg_list_func(
|
|
param.str TSRMLS_CC);
|
|
}
|
|
|
|
phpdbg_clear_param(type, ¶m TSRMLS_CC);
|
|
|
|
return SUCCESS;
|
|
} /* }}} */
|
|
|
|
void phpdbg_list_dispatch(int type, phpdbg_param_t *param TSRMLS_DC) /* {{{ */
|
|
{
|
|
switch (type) {
|
|
case NUMERIC_PARAM:
|
|
case EMPTY_PARAM: {
|
|
if (PHPDBG_G(exec) || zend_is_executing(TSRMLS_C)) {
|
|
if (type == EMPTY_PARAM) {
|
|
phpdbg_list_file(phpdbg_current_file(TSRMLS_C), 0, 0 TSRMLS_CC);
|
|
} else phpdbg_list_file(phpdbg_current_file(TSRMLS_C), param->num, 0 TSRMLS_CC);
|
|
} else phpdbg_error("Not executing, and execution context not set");
|
|
} break;
|
|
|
|
case FILE_PARAM:
|
|
phpdbg_list_file(param->file.name, param->file.line, 0 TSRMLS_CC);
|
|
break;
|
|
|
|
case STR_PARAM: {
|
|
i_phpdbg_list_func(param->str TSRMLS_CC);
|
|
} break;
|
|
|
|
default:
|
|
phpdbg_error("Unsupported input type (%d) for command", type);
|
|
break;
|
|
}
|
|
} /* }}} */
|
|
|
|
void phpdbg_list_file(const char *filename, long count, long offset TSRMLS_DC) /* {{{ */
|
|
{
|
|
unsigned char *mem, *pos, *last_pos, *end_pos;
|
|
struct stat st;
|
|
#ifndef _WIN32
|
|
int fd;
|
|
#else
|
|
HANDLE fd, map;
|
|
#endif
|
|
int all_content = (count == 0);
|
|
unsigned int line = 0, displayed = 0;
|
|
|
|
if (VCWD_STAT(filename, &st) == -1) {
|
|
phpdbg_error("Failed to stat file %s", filename);
|
|
return;
|
|
}
|
|
#ifndef _WIN32
|
|
if ((fd = VCWD_OPEN(filename, O_RDONLY)) == -1) {
|
|
phpdbg_error("Failed to open file %s to list", filename);
|
|
return;
|
|
}
|
|
|
|
last_pos = mem = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
|
|
end_pos = mem + st.st_size;
|
|
#else
|
|
fd = CreateFile(filename, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
|
|
if (fd == INVALID_HANDLE_VALUE) {
|
|
phpdbg_error("Failed to open file!");
|
|
return;
|
|
}
|
|
|
|
map = CreateFileMapping(fd, NULL, PAGE_EXECUTE_READ, 0, 0, 0);
|
|
if (map == NULL) {
|
|
phpdbg_error("Failed to map file!");
|
|
CloseHandle(fd);
|
|
return;
|
|
}
|
|
|
|
last_pos = mem = (char*) MapViewOfFile(map, FILE_MAP_READ, 0, 0, 0);
|
|
if (mem == NULL) {
|
|
phpdbg_error("Failed to map file in memory");
|
|
CloseHandle(map);
|
|
CloseHandle(fd);
|
|
return;
|
|
}
|
|
end_pos = mem + st.st_size;
|
|
#endif
|
|
while (1) {
|
|
pos = memchr(last_pos, '\n', end_pos - last_pos);
|
|
|
|
if (!pos) {
|
|
/* No more line breaks */
|
|
break;
|
|
}
|
|
|
|
++line;
|
|
|
|
if (!offset || offset <= line) {
|
|
/* Without offset, or offset reached */
|
|
phpdbg_writeln("%05u: %.*s", line, (int)(pos - last_pos), last_pos);
|
|
++displayed;
|
|
}
|
|
|
|
last_pos = pos + 1;
|
|
|
|
if (!all_content && displayed == count) {
|
|
/* Reached max line to display */
|
|
break;
|
|
}
|
|
}
|
|
|
|
#ifndef _WIN32
|
|
munmap(mem, st.st_size);
|
|
close(fd);
|
|
#else
|
|
UnmapViewOfFile(mem);
|
|
CloseHandle(map);
|
|
CloseHandle(fd);
|
|
#endif
|
|
} /* }}} */
|
|
|
|
void phpdbg_list_function(const zend_function *fbc TSRMLS_DC) /* {{{ */
|
|
{
|
|
const zend_op_array *ops;
|
|
|
|
if (fbc->type != ZEND_USER_FUNCTION) {
|
|
return;
|
|
}
|
|
|
|
ops = (zend_op_array*)fbc;
|
|
|
|
phpdbg_list_file(ops->filename,
|
|
ops->line_end - ops->line_start + 1, ops->line_start TSRMLS_CC);
|
|
} /* }}} */
|
|
|