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112 lines
3.7 KiB
C
112 lines
3.7 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) 1998-2009 Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.txt. |
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| If you did not receive a copy of the Zend 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@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: David Soria Parra <david.soriaparra@sun.com> |
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+----------------------------------------------------------------------+
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*/
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/* $Id: $ */
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#include "zend.h"
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#include "zend_API.h"
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#include "zend_dtrace.h"
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#ifdef HAVE_DTRACE
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/* PHP DTrace probes {{{ */
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static inline const char *dtrace_get_executed_filename(void)
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{
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zend_execute_data *ex = EG(current_execute_data);
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while (ex && (!ex->func || !ZEND_USER_CODE(ex->func->type))) {
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ex = ex->prev_execute_data;
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}
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if (ex) {
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return ZSTR_VAL(ex->func->op_array.filename);
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} else {
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return zend_get_executed_filename();
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}
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}
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ZEND_API zend_op_array *dtrace_compile_file(zend_file_handle *file_handle, int type)
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{
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zend_op_array *res;
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DTRACE_COMPILE_FILE_ENTRY(file_handle->opened_path, (char *)file_handle->filename);
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res = compile_file(file_handle, type);
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DTRACE_COMPILE_FILE_RETURN(file_handle->opened_path, (char *)file_handle->filename);
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return res;
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}
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/* We wrap the execute function to have fire the execute-entry/return and function-entry/return probes */
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ZEND_API void dtrace_execute_ex(zend_execute_data *execute_data)
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{
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int lineno;
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const char *scope, *filename, *funcname, *classname;
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scope = filename = funcname = classname = NULL;
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/* we need filename and lineno for both execute and function probes */
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if (DTRACE_EXECUTE_ENTRY_ENABLED() || DTRACE_EXECUTE_RETURN_ENABLED()
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|| DTRACE_FUNCTION_ENTRY_ENABLED() || DTRACE_FUNCTION_RETURN_ENABLED()) {
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filename = dtrace_get_executed_filename();
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lineno = zend_get_executed_lineno();
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}
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if (DTRACE_FUNCTION_ENTRY_ENABLED() || DTRACE_FUNCTION_RETURN_ENABLED()) {
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classname = get_active_class_name(&scope);
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funcname = get_active_function_name();
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}
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if (DTRACE_EXECUTE_ENTRY_ENABLED()) {
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DTRACE_EXECUTE_ENTRY((char *)filename, lineno);
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}
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if (DTRACE_FUNCTION_ENTRY_ENABLED() && funcname != NULL) {
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DTRACE_FUNCTION_ENTRY((char *)funcname, (char *)filename, lineno, (char *)classname, (char *)scope);
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}
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execute_ex(execute_data);
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if (DTRACE_FUNCTION_RETURN_ENABLED() && funcname != NULL) {
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DTRACE_FUNCTION_RETURN((char *)funcname, (char *)filename, lineno, (char *)classname, (char *)scope);
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}
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if (DTRACE_EXECUTE_RETURN_ENABLED()) {
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DTRACE_EXECUTE_RETURN((char *)filename, lineno);
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}
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}
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ZEND_API void dtrace_execute_internal(zend_execute_data *execute_data, zval *return_value)
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{
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int lineno;
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const char *filename;
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if (DTRACE_EXECUTE_ENTRY_ENABLED() || DTRACE_EXECUTE_RETURN_ENABLED()) {
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filename = dtrace_get_executed_filename();
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lineno = zend_get_executed_lineno();
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}
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if (DTRACE_EXECUTE_ENTRY_ENABLED()) {
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DTRACE_EXECUTE_ENTRY((char *)filename, lineno);
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}
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execute_internal(execute_data, return_value);
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if (DTRACE_EXECUTE_RETURN_ENABLED()) {
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DTRACE_EXECUTE_RETURN((char *)filename, lineno);
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}
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}
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/* }}} */
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#endif /* HAVE_DTRACE */
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