mirror of
https://github.com/php/php-src.git
synced 2024-12-25 01:40:50 +08:00
1626 lines
45 KiB
C
1626 lines
45 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
|
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| Copyright (c) 1998-2018 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: Andi Gutmans <andi@php.net> |
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| Zeev Suraski <zeev@php.net> |
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+----------------------------------------------------------------------+
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*/
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#include "zend.h"
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#include "zend_extensions.h"
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#include "zend_modules.h"
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#include "zend_constants.h"
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#include "zend_list.h"
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#include "zend_API.h"
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#include "zend_exceptions.h"
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#include "zend_builtin_functions.h"
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#include "zend_ini.h"
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#include "zend_vm.h"
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#include "zend_dtrace.h"
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#include "zend_virtual_cwd.h"
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#include "zend_smart_str.h"
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#include "zend_smart_string.h"
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#include "zend_cpuinfo.h"
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|
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#ifdef ZTS
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ZEND_API int compiler_globals_id;
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ZEND_API int executor_globals_id;
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|
static HashTable *global_function_table = NULL;
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|
static HashTable *global_class_table = NULL;
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|
static HashTable *global_constants_table = NULL;
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|
static HashTable *global_auto_globals_table = NULL;
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static HashTable *global_persistent_list = NULL;
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ZEND_TSRMLS_CACHE_DEFINE()
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# define GLOBAL_FUNCTION_TABLE global_function_table
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# define GLOBAL_CLASS_TABLE global_class_table
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# define GLOBAL_CONSTANTS_TABLE global_constants_table
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# define GLOBAL_AUTO_GLOBALS_TABLE global_auto_globals_table
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#else
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# define GLOBAL_FUNCTION_TABLE CG(function_table)
|
|
# define GLOBAL_CLASS_TABLE CG(class_table)
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|
# define GLOBAL_AUTO_GLOBALS_TABLE CG(auto_globals)
|
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# define GLOBAL_CONSTANTS_TABLE EG(zend_constants)
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|
#endif
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|
|
|
ZEND_API zend_utility_values zend_uv;
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|
ZEND_API zend_bool zend_dtrace_enabled;
|
|
|
|
/* version information */
|
|
static char *zend_version_info;
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static uint32_t zend_version_info_length;
|
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#define ZEND_CORE_VERSION_INFO "Zend Engine v" ZEND_VERSION ", Copyright (c) 1998-2018 Zend Technologies\n"
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|
#define PRINT_ZVAL_INDENT 4
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|
|
/* true multithread-shared globals */
|
|
ZEND_API zend_class_entry *zend_standard_class_def = NULL;
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ZEND_API size_t (*zend_printf)(const char *format, ...);
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|
ZEND_API zend_write_func_t zend_write;
|
|
ZEND_API FILE *(*zend_fopen)(const char *filename, zend_string **opened_path);
|
|
ZEND_API int (*zend_stream_open_function)(const char *filename, zend_file_handle *handle);
|
|
ZEND_API void (*zend_ticks_function)(int ticks);
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|
ZEND_API void (*zend_interrupt_function)(zend_execute_data *execute_data);
|
|
ZEND_API void (*zend_error_cb)(int type, const char *error_filename, const uint32_t error_lineno, const char *format, va_list args);
|
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void (*zend_printf_to_smart_string)(smart_string *buf, const char *format, va_list ap);
|
|
void (*zend_printf_to_smart_str)(smart_str *buf, const char *format, va_list ap);
|
|
ZEND_API char *(*zend_getenv)(char *name, size_t name_len);
|
|
ZEND_API zend_string *(*zend_resolve_path)(const char *filename, size_t filename_len);
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|
ZEND_API int (*zend_post_startup_cb)(void) = NULL;
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|
|
void (*zend_on_timeout)(int seconds);
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|
|
static void (*zend_message_dispatcher_p)(zend_long message, const void *data);
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static zval *(*zend_get_configuration_directive_p)(zend_string *name);
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|
|
#if ZEND_RC_DEBUG
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ZEND_API zend_bool zend_rc_debug = 0;
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#endif
|
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|
|
static ZEND_INI_MH(OnUpdateErrorReporting) /* {{{ */
|
|
{
|
|
if (!new_value) {
|
|
EG(error_reporting) = E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED;
|
|
} else {
|
|
EG(error_reporting) = atoi(ZSTR_VAL(new_value));
|
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}
|
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return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
|
|
static ZEND_INI_MH(OnUpdateGCEnabled) /* {{{ */
|
|
{
|
|
zend_bool val;
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|
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val = zend_ini_parse_bool(new_value);
|
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gc_enable(val);
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|
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return SUCCESS;
|
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}
|
|
/* }}} */
|
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|
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static ZEND_INI_DISP(zend_gc_enabled_displayer_cb) /* {{{ */
|
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{
|
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if (gc_enabled()) {
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ZEND_PUTS("On");
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|
} else {
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ZEND_PUTS("Off");
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|
}
|
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}
|
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/* }}} */
|
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|
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|
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static ZEND_INI_MH(OnUpdateScriptEncoding) /* {{{ */
|
|
{
|
|
if (!CG(multibyte)) {
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return FAILURE;
|
|
}
|
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if (!zend_multibyte_get_functions()) {
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return SUCCESS;
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|
}
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return zend_multibyte_set_script_encoding_by_string(new_value ? ZSTR_VAL(new_value) : NULL, new_value ? ZSTR_LEN(new_value) : 0);
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}
|
|
/* }}} */
|
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|
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static ZEND_INI_MH(OnUpdateAssertions) /* {{{ */
|
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{
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zend_long *p, val;
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#ifndef ZTS
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char *base = (char *) mh_arg2;
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#else
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char *base;
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base = (char *) ts_resource(*((int *) mh_arg2));
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#endif
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p = (zend_long *) (base+(size_t) mh_arg1);
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val = zend_atol(ZSTR_VAL(new_value), ZSTR_LEN(new_value));
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if (stage != ZEND_INI_STAGE_STARTUP &&
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stage != ZEND_INI_STAGE_SHUTDOWN &&
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*p != val &&
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(*p < 0 || val < 0)) {
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zend_error(E_WARNING, "zend.assertions may be completely enabled or disabled only in php.ini");
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return FAILURE;
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}
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*p = val;
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return SUCCESS;
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}
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/* }}} */
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ZEND_INI_BEGIN()
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ZEND_INI_ENTRY("error_reporting", NULL, ZEND_INI_ALL, OnUpdateErrorReporting)
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STD_ZEND_INI_ENTRY("zend.assertions", "1", ZEND_INI_ALL, OnUpdateAssertions, assertions, zend_executor_globals, executor_globals)
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ZEND_INI_ENTRY3_EX("zend.enable_gc", "1", ZEND_INI_ALL, OnUpdateGCEnabled, NULL, NULL, NULL, zend_gc_enabled_displayer_cb)
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STD_ZEND_INI_BOOLEAN("zend.multibyte", "0", ZEND_INI_PERDIR, OnUpdateBool, multibyte, zend_compiler_globals, compiler_globals)
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ZEND_INI_ENTRY("zend.script_encoding", NULL, ZEND_INI_ALL, OnUpdateScriptEncoding)
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STD_ZEND_INI_BOOLEAN("zend.detect_unicode", "1", ZEND_INI_ALL, OnUpdateBool, detect_unicode, zend_compiler_globals, compiler_globals)
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#ifdef ZEND_SIGNALS
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STD_ZEND_INI_BOOLEAN("zend.signal_check", "0", ZEND_INI_SYSTEM, OnUpdateBool, check, zend_signal_globals_t, zend_signal_globals)
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#endif
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ZEND_INI_END()
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ZEND_API size_t zend_vspprintf(char **pbuf, size_t max_len, const char *format, va_list ap) /* {{{ */
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{
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smart_string buf = {0};
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|
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/* since there are places where (v)spprintf called without checking for null,
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a bit of defensive coding here */
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if (!pbuf) {
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return 0;
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}
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zend_printf_to_smart_string(&buf, format, ap);
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if (max_len && buf.len > max_len) {
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buf.len = max_len;
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}
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smart_string_0(&buf);
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if (buf.c) {
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*pbuf = buf.c;
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return buf.len;
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} else {
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*pbuf = estrndup("", 0);
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return 0;
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}
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}
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/* }}} */
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ZEND_API size_t zend_spprintf(char **message, size_t max_len, const char *format, ...) /* {{{ */
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{
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va_list arg;
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size_t len;
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va_start(arg, format);
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len = zend_vspprintf(message, max_len, format, arg);
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va_end(arg);
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return len;
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}
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/* }}} */
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ZEND_API size_t zend_spprintf_unchecked(char **message, size_t max_len, const char *format, ...) /* {{{ */
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{
|
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va_list arg;
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size_t len;
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|
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va_start(arg, format);
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len = zend_vspprintf(message, max_len, format, arg);
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va_end(arg);
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return len;
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}
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/* }}} */
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ZEND_API zend_string *zend_vstrpprintf(size_t max_len, const char *format, va_list ap) /* {{{ */
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{
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smart_str buf = {0};
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zend_printf_to_smart_str(&buf, format, ap);
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if (!buf.s) {
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return ZSTR_EMPTY_ALLOC();
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}
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if (max_len && ZSTR_LEN(buf.s) > max_len) {
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ZSTR_LEN(buf.s) = max_len;
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}
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smart_str_0(&buf);
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return buf.s;
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}
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/* }}} */
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ZEND_API zend_string *zend_strpprintf(size_t max_len, const char *format, ...) /* {{{ */
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{
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va_list arg;
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zend_string *str;
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va_start(arg, format);
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str = zend_vstrpprintf(max_len, format, arg);
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va_end(arg);
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return str;
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}
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/* }}} */
|
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ZEND_API zend_string *zend_strpprintf_unchecked(size_t max_len, const char *format, ...) /* {{{ */
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{
|
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va_list arg;
|
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zend_string *str;
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|
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va_start(arg, format);
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str = zend_vstrpprintf(max_len, format, arg);
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va_end(arg);
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return str;
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}
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/* }}} */
|
|
|
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static void zend_print_zval_r_to_buf(smart_str *buf, zval *expr, int indent);
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static void print_hash(smart_str *buf, HashTable *ht, int indent, zend_bool is_object) /* {{{ */
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{
|
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zval *tmp;
|
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zend_string *string_key;
|
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zend_ulong num_key;
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int i;
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for (i = 0; i < indent; i++) {
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smart_str_appendc(buf, ' ');
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}
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smart_str_appends(buf, "(\n");
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indent += PRINT_ZVAL_INDENT;
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ZEND_HASH_FOREACH_KEY_VAL_IND(ht, num_key, string_key, tmp) {
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for (i = 0; i < indent; i++) {
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smart_str_appendc(buf, ' ');
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}
|
|
smart_str_appendc(buf, '[');
|
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if (string_key) {
|
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if (is_object) {
|
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const char *prop_name, *class_name;
|
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size_t prop_len;
|
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int mangled = zend_unmangle_property_name_ex(string_key, &class_name, &prop_name, &prop_len);
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|
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smart_str_appendl(buf, prop_name, prop_len);
|
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if (class_name && mangled == SUCCESS) {
|
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if (class_name[0] == '*') {
|
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smart_str_appends(buf, ":protected");
|
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} else {
|
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smart_str_appends(buf, ":");
|
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smart_str_appends(buf, class_name);
|
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smart_str_appends(buf, ":private");
|
|
}
|
|
}
|
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} else {
|
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smart_str_append(buf, string_key);
|
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}
|
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} else {
|
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smart_str_append_long(buf, num_key);
|
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}
|
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smart_str_appends(buf, "] => ");
|
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zend_print_zval_r_to_buf(buf, tmp, indent+PRINT_ZVAL_INDENT);
|
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smart_str_appends(buf, "\n");
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} ZEND_HASH_FOREACH_END();
|
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indent -= PRINT_ZVAL_INDENT;
|
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for (i = 0; i < indent; i++) {
|
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smart_str_appendc(buf, ' ');
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}
|
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smart_str_appends(buf, ")\n");
|
|
}
|
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/* }}} */
|
|
|
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static void print_flat_hash(HashTable *ht) /* {{{ */
|
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{
|
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zval *tmp;
|
|
zend_string *string_key;
|
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zend_ulong num_key;
|
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int i = 0;
|
|
|
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ZEND_HASH_FOREACH_KEY_VAL_IND(ht, num_key, string_key, tmp) {
|
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if (i++ > 0) {
|
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ZEND_PUTS(",");
|
|
}
|
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ZEND_PUTS("[");
|
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if (string_key) {
|
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ZEND_WRITE(ZSTR_VAL(string_key), ZSTR_LEN(string_key));
|
|
} else {
|
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zend_printf(ZEND_ULONG_FMT, num_key);
|
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}
|
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ZEND_PUTS("] => ");
|
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zend_print_flat_zval_r(tmp);
|
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} ZEND_HASH_FOREACH_END();
|
|
}
|
|
/* }}} */
|
|
|
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ZEND_API int zend_make_printable_zval(zval *expr, zval *expr_copy) /* {{{ */
|
|
{
|
|
if (Z_TYPE_P(expr) == IS_STRING) {
|
|
return 0;
|
|
} else {
|
|
ZVAL_STR(expr_copy, zval_get_string_func(expr));
|
|
return 1;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API size_t zend_print_zval(zval *expr, int indent) /* {{{ */
|
|
{
|
|
zend_string *tmp_str;
|
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zend_string *str = zval_get_tmp_string(expr, &tmp_str);
|
|
size_t len = ZSTR_LEN(str);
|
|
|
|
if (len != 0) {
|
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zend_write(ZSTR_VAL(str), len);
|
|
}
|
|
|
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zend_tmp_string_release(tmp_str);
|
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return len;
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API void zend_print_flat_zval_r(zval *expr) /* {{{ */
|
|
{
|
|
switch (Z_TYPE_P(expr)) {
|
|
case IS_ARRAY:
|
|
ZEND_PUTS("Array (");
|
|
if (!(GC_FLAGS(Z_ARRVAL_P(expr)) & GC_IMMUTABLE)) {
|
|
if (GC_IS_RECURSIVE(Z_ARRVAL_P(expr))) {
|
|
ZEND_PUTS(" *RECURSION*");
|
|
return;
|
|
}
|
|
GC_PROTECT_RECURSION(Z_ARRVAL_P(expr));
|
|
}
|
|
print_flat_hash(Z_ARRVAL_P(expr));
|
|
ZEND_PUTS(")");
|
|
if (!(GC_FLAGS(Z_ARRVAL_P(expr)) & GC_IMMUTABLE)) {
|
|
GC_UNPROTECT_RECURSION(Z_ARRVAL_P(expr));
|
|
}
|
|
break;
|
|
case IS_OBJECT:
|
|
{
|
|
HashTable *properties = NULL;
|
|
zend_string *class_name = Z_OBJ_HANDLER_P(expr, get_class_name)(Z_OBJ_P(expr));
|
|
zend_printf("%s Object (", ZSTR_VAL(class_name));
|
|
zend_string_release_ex(class_name, 0);
|
|
|
|
if (GC_IS_RECURSIVE(Z_OBJ_P(expr))) {
|
|
ZEND_PUTS(" *RECURSION*");
|
|
return;
|
|
}
|
|
|
|
if (Z_OBJ_HANDLER_P(expr, get_properties)) {
|
|
properties = Z_OBJPROP_P(expr);
|
|
}
|
|
if (properties) {
|
|
GC_PROTECT_RECURSION(Z_OBJ_P(expr));
|
|
print_flat_hash(properties);
|
|
GC_UNPROTECT_RECURSION(Z_OBJ_P(expr));
|
|
}
|
|
ZEND_PUTS(")");
|
|
break;
|
|
}
|
|
case IS_REFERENCE:
|
|
zend_print_flat_zval_r(Z_REFVAL_P(expr));
|
|
break;
|
|
default:
|
|
zend_print_zval(expr, 0);
|
|
break;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
static void zend_print_zval_r_to_buf(smart_str *buf, zval *expr, int indent) /* {{{ */
|
|
{
|
|
switch (Z_TYPE_P(expr)) {
|
|
case IS_ARRAY:
|
|
smart_str_appends(buf, "Array\n");
|
|
if (!(GC_FLAGS(Z_ARRVAL_P(expr)) & GC_IMMUTABLE)) {
|
|
if (GC_IS_RECURSIVE(Z_ARRVAL_P(expr))) {
|
|
smart_str_appends(buf, " *RECURSION*");
|
|
return;
|
|
}
|
|
GC_PROTECT_RECURSION(Z_ARRVAL_P(expr));
|
|
}
|
|
print_hash(buf, Z_ARRVAL_P(expr), indent, 0);
|
|
if (!(GC_FLAGS(Z_ARRVAL_P(expr)) & GC_IMMUTABLE)) {
|
|
GC_UNPROTECT_RECURSION(Z_ARRVAL_P(expr));
|
|
}
|
|
break;
|
|
case IS_OBJECT:
|
|
{
|
|
HashTable *properties;
|
|
int is_temp;
|
|
|
|
zend_string *class_name = Z_OBJ_HANDLER_P(expr, get_class_name)(Z_OBJ_P(expr));
|
|
smart_str_appends(buf, ZSTR_VAL(class_name));
|
|
zend_string_release_ex(class_name, 0);
|
|
|
|
smart_str_appends(buf, " Object\n");
|
|
if (GC_IS_RECURSIVE(Z_OBJ_P(expr))) {
|
|
smart_str_appends(buf, " *RECURSION*");
|
|
return;
|
|
}
|
|
if ((properties = Z_OBJDEBUG_P(expr, is_temp)) == NULL) {
|
|
break;
|
|
}
|
|
|
|
GC_PROTECT_RECURSION(Z_OBJ_P(expr));
|
|
print_hash(buf, properties, indent, 1);
|
|
GC_UNPROTECT_RECURSION(Z_OBJ_P(expr));
|
|
|
|
if (is_temp) {
|
|
zend_hash_destroy(properties);
|
|
FREE_HASHTABLE(properties);
|
|
}
|
|
break;
|
|
}
|
|
case IS_LONG:
|
|
smart_str_append_long(buf, Z_LVAL_P(expr));
|
|
break;
|
|
case IS_REFERENCE:
|
|
zend_print_zval_r_to_buf(buf, Z_REFVAL_P(expr), indent);
|
|
break;
|
|
case IS_STRING:
|
|
smart_str_append(buf, Z_STR_P(expr));
|
|
break;
|
|
default:
|
|
{
|
|
zend_string *str = zval_get_string_func(expr);
|
|
smart_str_append(buf, str);
|
|
zend_string_release_ex(str, 0);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API zend_string *zend_print_zval_r_to_str(zval *expr, int indent) /* {{{ */
|
|
{
|
|
smart_str buf = {0};
|
|
zend_print_zval_r_to_buf(&buf, expr, indent);
|
|
smart_str_0(&buf);
|
|
return buf.s;
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API void zend_print_zval_r(zval *expr, int indent) /* {{{ */
|
|
{
|
|
zend_string *str = zend_print_zval_r_to_str(expr, indent);
|
|
zend_write(ZSTR_VAL(str), ZSTR_LEN(str));
|
|
zend_string_release_ex(str, 0);
|
|
}
|
|
/* }}} */
|
|
|
|
static FILE *zend_fopen_wrapper(const char *filename, zend_string **opened_path) /* {{{ */
|
|
{
|
|
if (opened_path) {
|
|
*opened_path = zend_string_init(filename, strlen(filename), 0);
|
|
}
|
|
return fopen(filename, "rb");
|
|
}
|
|
/* }}} */
|
|
|
|
#ifdef ZTS
|
|
static zend_bool short_tags_default = 1;
|
|
static uint32_t compiler_options_default = ZEND_COMPILE_DEFAULT;
|
|
#else
|
|
# define short_tags_default 1
|
|
# define compiler_options_default ZEND_COMPILE_DEFAULT
|
|
#endif
|
|
|
|
static void zend_set_default_compile_time_values(void) /* {{{ */
|
|
{
|
|
/* default compile-time values */
|
|
CG(short_tags) = short_tags_default;
|
|
CG(compiler_options) = compiler_options_default;
|
|
}
|
|
/* }}} */
|
|
|
|
#ifdef ZEND_WIN32
|
|
static void zend_get_windows_version_info(OSVERSIONINFOEX *osvi) /* {{{ */
|
|
{
|
|
ZeroMemory(osvi, sizeof(OSVERSIONINFOEX));
|
|
osvi->dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
|
|
if(!GetVersionEx((OSVERSIONINFO *) osvi)) {
|
|
ZEND_ASSERT(0); /* Should not happen as sizeof is used. */
|
|
}
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
|
|
static void zend_init_exception_op(void) /* {{{ */
|
|
{
|
|
memset(EG(exception_op), 0, sizeof(EG(exception_op)));
|
|
EG(exception_op)[0].opcode = ZEND_HANDLE_EXCEPTION;
|
|
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op));
|
|
EG(exception_op)[1].opcode = ZEND_HANDLE_EXCEPTION;
|
|
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+1);
|
|
EG(exception_op)[2].opcode = ZEND_HANDLE_EXCEPTION;
|
|
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+2);
|
|
}
|
|
/* }}} */
|
|
|
|
static void zend_init_call_trampoline_op(void) /* {{{ */
|
|
{
|
|
memset(&EG(call_trampoline_op), 0, sizeof(EG(call_trampoline_op)));
|
|
EG(call_trampoline_op).opcode = ZEND_CALL_TRAMPOLINE;
|
|
ZEND_VM_SET_OPCODE_HANDLER(&EG(call_trampoline_op));
|
|
}
|
|
/* }}} */
|
|
|
|
static void auto_global_dtor(zval *zv) /* {{{ */
|
|
{
|
|
free(Z_PTR_P(zv));
|
|
}
|
|
/* }}} */
|
|
|
|
#ifdef ZTS
|
|
static void function_copy_ctor(zval *zv) /* {{{ */
|
|
{
|
|
zend_function *old_func = Z_FUNC_P(zv);
|
|
zend_function *func = pemalloc(sizeof(zend_internal_function), 1);
|
|
|
|
Z_FUNC_P(zv) = func;
|
|
memcpy(func, old_func, sizeof(zend_internal_function));
|
|
function_add_ref(func);
|
|
if ((old_func->common.fn_flags & (ZEND_ACC_HAS_RETURN_TYPE|ZEND_ACC_HAS_TYPE_HINTS))
|
|
&& old_func->common.arg_info) {
|
|
uint32_t i;
|
|
uint32_t num_args = old_func->common.num_args + 1;
|
|
zend_arg_info *arg_info = old_func->common.arg_info - 1;
|
|
zend_arg_info *new_arg_info;
|
|
|
|
if (old_func->common.fn_flags & ZEND_ACC_VARIADIC) {
|
|
num_args++;
|
|
}
|
|
new_arg_info = pemalloc(sizeof(zend_arg_info) * num_args, 1);
|
|
memcpy(new_arg_info, arg_info, sizeof(zend_arg_info) * num_args);
|
|
for (i = 0 ; i < num_args; i++) {
|
|
if (ZEND_TYPE_IS_CLASS(arg_info[i].type)) {
|
|
zend_string *name = zend_string_dup(ZEND_TYPE_NAME(arg_info[i].type), 1);
|
|
|
|
new_arg_info[i].type =
|
|
ZEND_TYPE_ENCODE_CLASS(
|
|
name, ZEND_TYPE_ALLOW_NULL(arg_info[i].type));
|
|
}
|
|
}
|
|
func->common.arg_info = new_arg_info + 1;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
static void auto_global_copy_ctor(zval *zv) /* {{{ */
|
|
{
|
|
zend_auto_global *old_ag = (zend_auto_global *) Z_PTR_P(zv);
|
|
zend_auto_global *new_ag = pemalloc(sizeof(zend_auto_global), 1);
|
|
|
|
new_ag->name = old_ag->name;
|
|
new_ag->auto_global_callback = old_ag->auto_global_callback;
|
|
new_ag->jit = old_ag->jit;
|
|
|
|
Z_PTR_P(zv) = new_ag;
|
|
}
|
|
/* }}} */
|
|
|
|
static void compiler_globals_ctor(zend_compiler_globals *compiler_globals) /* {{{ */
|
|
{
|
|
compiler_globals->compiled_filename = NULL;
|
|
|
|
compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
|
|
zend_hash_init_ex(compiler_globals->function_table, 1024, NULL, ZEND_FUNCTION_DTOR, 1, 0);
|
|
zend_hash_copy(compiler_globals->function_table, global_function_table, function_copy_ctor);
|
|
|
|
compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
|
|
zend_hash_init_ex(compiler_globals->class_table, 64, NULL, ZEND_CLASS_DTOR, 1, 0);
|
|
zend_hash_copy(compiler_globals->class_table, global_class_table, zend_class_add_ref);
|
|
|
|
zend_set_default_compile_time_values();
|
|
|
|
compiler_globals->auto_globals = (HashTable *) malloc(sizeof(HashTable));
|
|
zend_hash_init_ex(compiler_globals->auto_globals, 8, NULL, auto_global_dtor, 1, 0);
|
|
zend_hash_copy(compiler_globals->auto_globals, global_auto_globals_table, auto_global_copy_ctor);
|
|
|
|
compiler_globals->last_static_member = zend_hash_num_elements(compiler_globals->class_table);
|
|
if (compiler_globals->last_static_member) {
|
|
compiler_globals->static_members_table = calloc(compiler_globals->last_static_member, sizeof(zval*));
|
|
} else {
|
|
compiler_globals->static_members_table = NULL;
|
|
}
|
|
compiler_globals->script_encoding_list = NULL;
|
|
}
|
|
/* }}} */
|
|
|
|
static void compiler_globals_dtor(zend_compiler_globals *compiler_globals) /* {{{ */
|
|
{
|
|
if (compiler_globals->function_table != GLOBAL_FUNCTION_TABLE) {
|
|
zend_hash_destroy(compiler_globals->function_table);
|
|
free(compiler_globals->function_table);
|
|
}
|
|
if (compiler_globals->class_table != GLOBAL_CLASS_TABLE) {
|
|
zend_hash_destroy(compiler_globals->class_table);
|
|
free(compiler_globals->class_table);
|
|
}
|
|
if (compiler_globals->auto_globals != GLOBAL_AUTO_GLOBALS_TABLE) {
|
|
zend_hash_destroy(compiler_globals->auto_globals);
|
|
free(compiler_globals->auto_globals);
|
|
}
|
|
if (compiler_globals->static_members_table) {
|
|
free(compiler_globals->static_members_table);
|
|
}
|
|
if (compiler_globals->script_encoding_list) {
|
|
pefree((char*)compiler_globals->script_encoding_list, 1);
|
|
}
|
|
compiler_globals->last_static_member = 0;
|
|
}
|
|
/* }}} */
|
|
|
|
static void executor_globals_ctor(zend_executor_globals *executor_globals) /* {{{ */
|
|
{
|
|
ZEND_TSRMLS_CACHE_UPDATE();
|
|
|
|
zend_startup_constants();
|
|
zend_copy_constants(executor_globals->zend_constants, GLOBAL_CONSTANTS_TABLE);
|
|
zend_init_rsrc_plist();
|
|
zend_init_exception_op();
|
|
zend_init_call_trampoline_op();
|
|
memset(&executor_globals->trampoline, 0, sizeof(zend_op_array));
|
|
executor_globals->lambda_count = 0;
|
|
ZVAL_UNDEF(&executor_globals->user_error_handler);
|
|
ZVAL_UNDEF(&executor_globals->user_exception_handler);
|
|
executor_globals->in_autoload = NULL;
|
|
executor_globals->current_execute_data = NULL;
|
|
executor_globals->current_module = NULL;
|
|
executor_globals->exit_status = 0;
|
|
#if XPFPA_HAVE_CW
|
|
executor_globals->saved_fpu_cw = 0;
|
|
#endif
|
|
executor_globals->saved_fpu_cw_ptr = NULL;
|
|
executor_globals->active = 0;
|
|
executor_globals->bailout = NULL;
|
|
executor_globals->error_handling = EH_NORMAL;
|
|
executor_globals->exception_class = NULL;
|
|
executor_globals->exception = NULL;
|
|
executor_globals->objects_store.object_buckets = NULL;
|
|
#ifdef ZEND_WIN32
|
|
zend_get_windows_version_info(&executor_globals->windows_version_info);
|
|
#endif
|
|
executor_globals->flags = EG_FLAGS_INITIAL;
|
|
}
|
|
/* }}} */
|
|
|
|
static void executor_globals_dtor(zend_executor_globals *executor_globals) /* {{{ */
|
|
{
|
|
zend_ini_dtor(executor_globals->ini_directives);
|
|
|
|
if (&executor_globals->persistent_list != global_persistent_list) {
|
|
zend_destroy_rsrc_list(&executor_globals->persistent_list);
|
|
}
|
|
if (executor_globals->zend_constants != GLOBAL_CONSTANTS_TABLE) {
|
|
zend_hash_destroy(executor_globals->zend_constants);
|
|
free(executor_globals->zend_constants);
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
static void zend_new_thread_end_handler(THREAD_T thread_id) /* {{{ */
|
|
{
|
|
if (zend_copy_ini_directives() == SUCCESS) {
|
|
zend_ini_refresh_caches(ZEND_INI_STAGE_STARTUP);
|
|
}
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__) || defined(__DragonFly__)
|
|
/* FreeBSD and DragonFly floating point precision fix */
|
|
#include <floatingpoint.h>
|
|
#endif
|
|
|
|
static void ini_scanner_globals_ctor(zend_ini_scanner_globals *scanner_globals_p) /* {{{ */
|
|
{
|
|
memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
|
|
}
|
|
/* }}} */
|
|
|
|
static void php_scanner_globals_ctor(zend_php_scanner_globals *scanner_globals_p) /* {{{ */
|
|
{
|
|
memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
|
|
}
|
|
/* }}} */
|
|
|
|
static void module_destructor_zval(zval *zv) /* {{{ */
|
|
{
|
|
zend_module_entry *module = (zend_module_entry*)Z_PTR_P(zv);
|
|
|
|
module_destructor(module);
|
|
free(module);
|
|
}
|
|
/* }}} */
|
|
|
|
static zend_bool php_auto_globals_create_globals(zend_string *name) /* {{{ */
|
|
{
|
|
zval globals;
|
|
|
|
/* IS_ARRAY, but with ref-counter 1 and not IS_TYPE_REFCOUNTED */
|
|
ZVAL_ARR(&globals, &EG(symbol_table));
|
|
Z_TYPE_FLAGS_P(&globals) = 0;
|
|
ZVAL_NEW_REF(&globals, &globals);
|
|
zend_hash_update(&EG(symbol_table), name, &globals);
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
|
|
int zend_startup(zend_utility_functions *utility_functions, char **extensions) /* {{{ */
|
|
{
|
|
#ifdef ZTS
|
|
zend_compiler_globals *compiler_globals;
|
|
zend_executor_globals *executor_globals;
|
|
extern ZEND_API ts_rsrc_id ini_scanner_globals_id;
|
|
extern ZEND_API ts_rsrc_id language_scanner_globals_id;
|
|
ZEND_TSRMLS_CACHE_UPDATE();
|
|
#else
|
|
extern zend_ini_scanner_globals ini_scanner_globals;
|
|
extern zend_php_scanner_globals language_scanner_globals;
|
|
#endif
|
|
|
|
zend_cpu_startup();
|
|
|
|
#ifdef ZEND_WIN32
|
|
php_win32_cp_set_by_id(65001);
|
|
#endif
|
|
|
|
start_memory_manager();
|
|
|
|
virtual_cwd_startup(); /* Could use shutdown to free the main cwd but it would just slow it down for CGI */
|
|
|
|
#if defined(__FreeBSD__) || defined(__DragonFly__)
|
|
/* FreeBSD and DragonFly floating point precision fix */
|
|
fpsetmask(0);
|
|
#endif
|
|
|
|
zend_startup_strtod();
|
|
zend_startup_extensions_mechanism();
|
|
|
|
/* Set up utility functions and values */
|
|
zend_error_cb = utility_functions->error_function;
|
|
zend_printf = utility_functions->printf_function;
|
|
zend_write = (zend_write_func_t) utility_functions->write_function;
|
|
zend_fopen = utility_functions->fopen_function;
|
|
if (!zend_fopen) {
|
|
zend_fopen = zend_fopen_wrapper;
|
|
}
|
|
zend_stream_open_function = utility_functions->stream_open_function;
|
|
zend_message_dispatcher_p = utility_functions->message_handler;
|
|
zend_get_configuration_directive_p = utility_functions->get_configuration_directive;
|
|
zend_ticks_function = utility_functions->ticks_function;
|
|
zend_on_timeout = utility_functions->on_timeout;
|
|
zend_printf_to_smart_string = utility_functions->printf_to_smart_string_function;
|
|
zend_printf_to_smart_str = utility_functions->printf_to_smart_str_function;
|
|
zend_getenv = utility_functions->getenv_function;
|
|
zend_resolve_path = utility_functions->resolve_path_function;
|
|
|
|
zend_interrupt_function = NULL;
|
|
|
|
#if HAVE_DTRACE
|
|
/* build with dtrace support */
|
|
{
|
|
char *tmp = getenv("USE_ZEND_DTRACE");
|
|
|
|
if (tmp && zend_atoi(tmp, 0)) {
|
|
zend_dtrace_enabled = 1;
|
|
zend_compile_file = dtrace_compile_file;
|
|
zend_execute_ex = dtrace_execute_ex;
|
|
zend_execute_internal = dtrace_execute_internal;
|
|
} else {
|
|
zend_compile_file = compile_file;
|
|
zend_execute_ex = execute_ex;
|
|
zend_execute_internal = NULL;
|
|
}
|
|
}
|
|
#else
|
|
zend_compile_file = compile_file;
|
|
zend_execute_ex = execute_ex;
|
|
zend_execute_internal = NULL;
|
|
#endif /* HAVE_DTRACE */
|
|
zend_compile_string = compile_string;
|
|
zend_throw_exception_hook = NULL;
|
|
|
|
/* Set up the default garbage collection implementation. */
|
|
gc_collect_cycles = zend_gc_collect_cycles;
|
|
|
|
zend_vm_init();
|
|
|
|
/* set up version */
|
|
zend_version_info = strdup(ZEND_CORE_VERSION_INFO);
|
|
zend_version_info_length = sizeof(ZEND_CORE_VERSION_INFO) - 1;
|
|
|
|
GLOBAL_FUNCTION_TABLE = (HashTable *) malloc(sizeof(HashTable));
|
|
GLOBAL_CLASS_TABLE = (HashTable *) malloc(sizeof(HashTable));
|
|
GLOBAL_AUTO_GLOBALS_TABLE = (HashTable *) malloc(sizeof(HashTable));
|
|
GLOBAL_CONSTANTS_TABLE = (HashTable *) malloc(sizeof(HashTable));
|
|
|
|
zend_hash_init_ex(GLOBAL_FUNCTION_TABLE, 1024, NULL, ZEND_FUNCTION_DTOR, 1, 0);
|
|
zend_hash_init_ex(GLOBAL_CLASS_TABLE, 64, NULL, ZEND_CLASS_DTOR, 1, 0);
|
|
zend_hash_init_ex(GLOBAL_AUTO_GLOBALS_TABLE, 8, NULL, auto_global_dtor, 1, 0);
|
|
zend_hash_init_ex(GLOBAL_CONSTANTS_TABLE, 128, NULL, ZEND_CONSTANT_DTOR, 1, 0);
|
|
|
|
zend_hash_init_ex(&module_registry, 32, NULL, module_destructor_zval, 1, 0);
|
|
zend_init_rsrc_list_dtors();
|
|
|
|
#ifdef ZTS
|
|
ts_allocate_id(&compiler_globals_id, sizeof(zend_compiler_globals), (ts_allocate_ctor) compiler_globals_ctor, (ts_allocate_dtor) compiler_globals_dtor);
|
|
ts_allocate_id(&executor_globals_id, sizeof(zend_executor_globals), (ts_allocate_ctor) executor_globals_ctor, (ts_allocate_dtor) executor_globals_dtor);
|
|
ts_allocate_id(&language_scanner_globals_id, sizeof(zend_php_scanner_globals), (ts_allocate_ctor) php_scanner_globals_ctor, NULL);
|
|
ts_allocate_id(&ini_scanner_globals_id, sizeof(zend_ini_scanner_globals), (ts_allocate_ctor) ini_scanner_globals_ctor, NULL);
|
|
compiler_globals = ts_resource(compiler_globals_id);
|
|
executor_globals = ts_resource(executor_globals_id);
|
|
|
|
compiler_globals_dtor(compiler_globals);
|
|
compiler_globals->in_compilation = 0;
|
|
compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
|
|
compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
|
|
|
|
*compiler_globals->function_table = *GLOBAL_FUNCTION_TABLE;
|
|
*compiler_globals->class_table = *GLOBAL_CLASS_TABLE;
|
|
compiler_globals->auto_globals = GLOBAL_AUTO_GLOBALS_TABLE;
|
|
|
|
zend_hash_destroy(executor_globals->zend_constants);
|
|
*executor_globals->zend_constants = *GLOBAL_CONSTANTS_TABLE;
|
|
#else
|
|
ini_scanner_globals_ctor(&ini_scanner_globals);
|
|
php_scanner_globals_ctor(&language_scanner_globals);
|
|
zend_set_default_compile_time_values();
|
|
#ifdef ZEND_WIN32
|
|
zend_get_windows_version_info(&EG(windows_version_info));
|
|
#endif
|
|
#endif
|
|
EG(error_reporting) = E_ALL & ~E_NOTICE;
|
|
|
|
zend_interned_strings_init();
|
|
zend_startup_builtin_functions();
|
|
zend_register_standard_constants();
|
|
zend_register_auto_global(zend_string_init_interned("GLOBALS", sizeof("GLOBALS") - 1, 1), 1, php_auto_globals_create_globals);
|
|
|
|
#ifndef ZTS
|
|
zend_init_rsrc_plist();
|
|
zend_init_exception_op();
|
|
zend_init_call_trampoline_op();
|
|
#endif
|
|
|
|
zend_ini_startup();
|
|
|
|
#ifdef ZEND_WIN32
|
|
/* Uses INI settings, so needs to be run after it. */
|
|
php_win32_cp_setup();
|
|
#endif
|
|
|
|
#ifdef ZTS
|
|
tsrm_set_new_thread_end_handler(zend_new_thread_end_handler);
|
|
tsrm_set_shutdown_handler(zend_interned_strings_dtor);
|
|
#endif
|
|
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
|
|
void zend_register_standard_ini_entries(void) /* {{{ */
|
|
{
|
|
int module_number = 0;
|
|
|
|
REGISTER_INI_ENTRIES();
|
|
}
|
|
/* }}} */
|
|
|
|
/* Unlink the global (r/o) copies of the class, function and constant tables,
|
|
* and use a fresh r/w copy for the startup thread
|
|
*/
|
|
int zend_post_startup(void) /* {{{ */
|
|
{
|
|
#ifdef ZTS
|
|
zend_encoding **script_encoding_list;
|
|
|
|
zend_compiler_globals *compiler_globals = ts_resource(compiler_globals_id);
|
|
zend_executor_globals *executor_globals = ts_resource(executor_globals_id);
|
|
|
|
*GLOBAL_FUNCTION_TABLE = *compiler_globals->function_table;
|
|
*GLOBAL_CLASS_TABLE = *compiler_globals->class_table;
|
|
*GLOBAL_CONSTANTS_TABLE = *executor_globals->zend_constants;
|
|
|
|
short_tags_default = CG(short_tags);
|
|
compiler_options_default = CG(compiler_options);
|
|
|
|
zend_destroy_rsrc_list(&EG(persistent_list));
|
|
free(compiler_globals->function_table);
|
|
free(compiler_globals->class_table);
|
|
if ((script_encoding_list = (zend_encoding **)compiler_globals->script_encoding_list)) {
|
|
compiler_globals_ctor(compiler_globals);
|
|
compiler_globals->script_encoding_list = (const zend_encoding **)script_encoding_list;
|
|
} else {
|
|
compiler_globals_ctor(compiler_globals);
|
|
}
|
|
free(EG(zend_constants));
|
|
|
|
executor_globals_ctor(executor_globals);
|
|
global_persistent_list = &EG(persistent_list);
|
|
zend_copy_ini_directives();
|
|
#endif
|
|
|
|
if (zend_post_startup_cb) {
|
|
int (*cb)(void) = zend_post_startup_cb;
|
|
|
|
zend_post_startup_cb = NULL;
|
|
if (cb() != SUCCESS) {
|
|
return FAILURE;
|
|
}
|
|
}
|
|
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
|
|
void zend_shutdown(void) /* {{{ */
|
|
{
|
|
zend_vm_dtor();
|
|
|
|
zend_destroy_rsrc_list(&EG(persistent_list));
|
|
zend_destroy_modules();
|
|
|
|
virtual_cwd_deactivate();
|
|
virtual_cwd_shutdown();
|
|
|
|
zend_hash_destroy(GLOBAL_FUNCTION_TABLE);
|
|
zend_hash_destroy(GLOBAL_CLASS_TABLE);
|
|
|
|
zend_hash_destroy(GLOBAL_AUTO_GLOBALS_TABLE);
|
|
free(GLOBAL_AUTO_GLOBALS_TABLE);
|
|
|
|
zend_shutdown_extensions();
|
|
free(zend_version_info);
|
|
|
|
free(GLOBAL_FUNCTION_TABLE);
|
|
free(GLOBAL_CLASS_TABLE);
|
|
|
|
zend_hash_destroy(GLOBAL_CONSTANTS_TABLE);
|
|
free(GLOBAL_CONSTANTS_TABLE);
|
|
zend_shutdown_strtod();
|
|
|
|
#ifdef ZTS
|
|
GLOBAL_FUNCTION_TABLE = NULL;
|
|
GLOBAL_CLASS_TABLE = NULL;
|
|
GLOBAL_AUTO_GLOBALS_TABLE = NULL;
|
|
GLOBAL_CONSTANTS_TABLE = NULL;
|
|
#endif
|
|
zend_destroy_rsrc_list_dtors();
|
|
}
|
|
/* }}} */
|
|
|
|
void zend_set_utility_values(zend_utility_values *utility_values) /* {{{ */
|
|
{
|
|
zend_uv = *utility_values;
|
|
zend_uv.import_use_extension_length = (uint32_t)strlen(zend_uv.import_use_extension);
|
|
}
|
|
/* }}} */
|
|
|
|
/* this should be compatible with the standard zenderror */
|
|
ZEND_COLD void zenderror(const char *error) /* {{{ */
|
|
{
|
|
CG(parse_error) = 0;
|
|
|
|
if (EG(exception)) {
|
|
/* An exception was thrown in the lexer, don't throw another in the parser. */
|
|
return;
|
|
}
|
|
|
|
zend_throw_exception(zend_ce_parse_error, error, 0);
|
|
}
|
|
/* }}} */
|
|
|
|
BEGIN_EXTERN_C()
|
|
ZEND_API ZEND_COLD void _zend_bailout(const char *filename, uint32_t lineno) /* {{{ */
|
|
{
|
|
|
|
if (!EG(bailout)) {
|
|
zend_output_debug_string(1, "%s(%d) : Bailed out without a bailout address!", filename, lineno);
|
|
exit(-1);
|
|
}
|
|
gc_protect(1);
|
|
CG(unclean_shutdown) = 1;
|
|
CG(active_class_entry) = NULL;
|
|
CG(in_compilation) = 0;
|
|
EG(current_execute_data) = NULL;
|
|
LONGJMP(*EG(bailout), FAILURE);
|
|
}
|
|
/* }}} */
|
|
END_EXTERN_C()
|
|
|
|
ZEND_API void zend_append_version_info(const zend_extension *extension) /* {{{ */
|
|
{
|
|
char *new_info;
|
|
uint32_t new_info_length;
|
|
|
|
new_info_length = (uint32_t)(sizeof(" with v, , by \n")
|
|
+ strlen(extension->name)
|
|
+ strlen(extension->version)
|
|
+ strlen(extension->copyright)
|
|
+ strlen(extension->author));
|
|
|
|
new_info = (char *) malloc(new_info_length + 1);
|
|
|
|
snprintf(new_info, new_info_length, " with %s v%s, %s, by %s\n", extension->name, extension->version, extension->copyright, extension->author);
|
|
|
|
zend_version_info = (char *) realloc(zend_version_info, zend_version_info_length+new_info_length + 1);
|
|
strncat(zend_version_info, new_info, new_info_length);
|
|
zend_version_info_length += new_info_length;
|
|
free(new_info);
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API char *get_zend_version(void) /* {{{ */
|
|
{
|
|
return zend_version_info;
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API void zend_activate(void) /* {{{ */
|
|
{
|
|
#ifdef ZTS
|
|
virtual_cwd_activate();
|
|
#endif
|
|
gc_reset();
|
|
init_compiler();
|
|
init_executor();
|
|
startup_scanner();
|
|
}
|
|
/* }}} */
|
|
|
|
void zend_call_destructors(void) /* {{{ */
|
|
{
|
|
zend_try {
|
|
shutdown_destructors();
|
|
} zend_end_try();
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API void zend_deactivate(void) /* {{{ */
|
|
{
|
|
/* we're no longer executing anything */
|
|
EG(current_execute_data) = NULL;
|
|
|
|
zend_try {
|
|
shutdown_scanner();
|
|
} zend_end_try();
|
|
|
|
/* shutdown_executor() takes care of its own bailout handling */
|
|
shutdown_executor();
|
|
|
|
zend_try {
|
|
zend_ini_deactivate();
|
|
} zend_end_try();
|
|
|
|
zend_try {
|
|
shutdown_compiler();
|
|
} zend_end_try();
|
|
|
|
zend_destroy_rsrc_list(&EG(regular_list));
|
|
|
|
#if GC_BENCH
|
|
fprintf(stderr, "GC Statistics\n");
|
|
fprintf(stderr, "-------------\n");
|
|
fprintf(stderr, "Runs: %d\n", GC_G(gc_runs));
|
|
fprintf(stderr, "Collected: %d\n", GC_G(collected));
|
|
fprintf(stderr, "Root buffer length: %d\n", GC_G(root_buf_length));
|
|
fprintf(stderr, "Root buffer peak: %d\n\n", GC_G(root_buf_peak));
|
|
fprintf(stderr, " Possible Remove from Marked\n");
|
|
fprintf(stderr, " Root Buffered buffer grey\n");
|
|
fprintf(stderr, " -------- -------- ----------- ------\n");
|
|
fprintf(stderr, "ZVAL %8d %8d %9d %8d\n", GC_G(zval_possible_root), GC_G(zval_buffered), GC_G(zval_remove_from_buffer), GC_G(zval_marked_grey));
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
|
|
BEGIN_EXTERN_C()
|
|
ZEND_API void zend_message_dispatcher(zend_long message, const void *data) /* {{{ */
|
|
{
|
|
if (zend_message_dispatcher_p) {
|
|
zend_message_dispatcher_p(message, data);
|
|
}
|
|
}
|
|
/* }}} */
|
|
END_EXTERN_C()
|
|
|
|
ZEND_API zval *zend_get_configuration_directive(zend_string *name) /* {{{ */
|
|
{
|
|
if (zend_get_configuration_directive_p) {
|
|
return zend_get_configuration_directive_p(name);
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
#define SAVE_STACK(stack) do { \
|
|
if (CG(stack).top) { \
|
|
memcpy(&stack, &CG(stack), sizeof(zend_stack)); \
|
|
CG(stack).top = CG(stack).max = 0; \
|
|
CG(stack).elements = NULL; \
|
|
} else { \
|
|
stack.top = 0; \
|
|
} \
|
|
} while (0)
|
|
|
|
#define RESTORE_STACK(stack) do { \
|
|
if (stack.top) { \
|
|
zend_stack_destroy(&CG(stack)); \
|
|
memcpy(&CG(stack), &stack, sizeof(zend_stack)); \
|
|
} \
|
|
} while (0)
|
|
|
|
#if !defined(HAVE_NORETURN) || defined(HAVE_NORETURN_ALIAS)
|
|
ZEND_API ZEND_COLD void zend_error(int type, const char *format, ...) /* {{{ */
|
|
#else
|
|
static ZEND_COLD void zend_error_va_list(int type, const char *format, va_list args)
|
|
#endif
|
|
{
|
|
#if !defined(HAVE_NORETURN) || defined(HAVE_NORETURN_ALIAS)
|
|
va_list args;
|
|
#endif
|
|
va_list usr_copy;
|
|
zval params[5];
|
|
zval retval;
|
|
const char *error_filename;
|
|
uint32_t error_lineno = 0;
|
|
zval orig_user_error_handler;
|
|
zend_bool in_compilation;
|
|
zend_class_entry *saved_class_entry;
|
|
zend_stack loop_var_stack;
|
|
zend_stack delayed_oplines_stack;
|
|
zend_array *symbol_table;
|
|
zend_class_entry *orig_fake_scope;
|
|
|
|
/* Report about uncaught exception in case of fatal errors */
|
|
if (EG(exception)) {
|
|
zend_execute_data *ex;
|
|
const zend_op *opline;
|
|
|
|
switch (type) {
|
|
case E_CORE_ERROR:
|
|
case E_ERROR:
|
|
case E_RECOVERABLE_ERROR:
|
|
case E_PARSE:
|
|
case E_COMPILE_ERROR:
|
|
case E_USER_ERROR:
|
|
ex = EG(current_execute_data);
|
|
opline = NULL;
|
|
while (ex && (!ex->func || !ZEND_USER_CODE(ex->func->type))) {
|
|
ex = ex->prev_execute_data;
|
|
}
|
|
if (ex && ex->opline->opcode == ZEND_HANDLE_EXCEPTION &&
|
|
EG(opline_before_exception)) {
|
|
opline = EG(opline_before_exception);
|
|
}
|
|
zend_exception_error(EG(exception), E_WARNING);
|
|
EG(exception) = NULL;
|
|
if (opline) {
|
|
ex->opline = opline;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Obtain relevant filename and lineno */
|
|
switch (type) {
|
|
case E_CORE_ERROR:
|
|
case E_CORE_WARNING:
|
|
error_filename = NULL;
|
|
error_lineno = 0;
|
|
break;
|
|
case E_PARSE:
|
|
case E_COMPILE_ERROR:
|
|
case E_COMPILE_WARNING:
|
|
case E_ERROR:
|
|
case E_NOTICE:
|
|
case E_STRICT:
|
|
case E_DEPRECATED:
|
|
case E_WARNING:
|
|
case E_USER_ERROR:
|
|
case E_USER_WARNING:
|
|
case E_USER_NOTICE:
|
|
case E_USER_DEPRECATED:
|
|
case E_RECOVERABLE_ERROR:
|
|
if (zend_is_compiling()) {
|
|
error_filename = ZSTR_VAL(zend_get_compiled_filename());
|
|
error_lineno = zend_get_compiled_lineno();
|
|
} else if (zend_is_executing()) {
|
|
error_filename = zend_get_executed_filename();
|
|
if (error_filename[0] == '[') { /* [no active file] */
|
|
error_filename = NULL;
|
|
error_lineno = 0;
|
|
} else {
|
|
error_lineno = zend_get_executed_lineno();
|
|
}
|
|
} else {
|
|
error_filename = NULL;
|
|
error_lineno = 0;
|
|
}
|
|
break;
|
|
default:
|
|
error_filename = NULL;
|
|
error_lineno = 0;
|
|
break;
|
|
}
|
|
if (!error_filename) {
|
|
error_filename = "Unknown";
|
|
}
|
|
|
|
#ifdef HAVE_DTRACE
|
|
if (DTRACE_ERROR_ENABLED()) {
|
|
char *dtrace_error_buffer;
|
|
#if !defined(HAVE_NORETURN) || defined(HAVE_NORETURN_ALIAS)
|
|
va_start(args, format);
|
|
#endif
|
|
zend_vspprintf(&dtrace_error_buffer, 0, format, args);
|
|
DTRACE_ERROR(dtrace_error_buffer, (char *)error_filename, error_lineno);
|
|
efree(dtrace_error_buffer);
|
|
#if !defined(HAVE_NORETURN) || defined(HAVE_NORETURN_ALIAS)
|
|
va_end(args);
|
|
#endif
|
|
}
|
|
#endif /* HAVE_DTRACE */
|
|
|
|
#if !defined(HAVE_NORETURN) || defined(HAVE_NORETURN_ALIAS)
|
|
va_start(args, format);
|
|
#endif
|
|
|
|
/* if we don't have a user defined error handler */
|
|
if (Z_TYPE(EG(user_error_handler)) == IS_UNDEF
|
|
|| !(EG(user_error_handler_error_reporting) & type)
|
|
|| EG(error_handling) != EH_NORMAL) {
|
|
zend_error_cb(type, error_filename, error_lineno, format, args);
|
|
} else switch (type) {
|
|
case E_ERROR:
|
|
case E_PARSE:
|
|
case E_CORE_ERROR:
|
|
case E_CORE_WARNING:
|
|
case E_COMPILE_ERROR:
|
|
case E_COMPILE_WARNING:
|
|
/* The error may not be safe to handle in user-space */
|
|
zend_error_cb(type, error_filename, error_lineno, format, args);
|
|
break;
|
|
default:
|
|
/* Handle the error in user space */
|
|
va_copy(usr_copy, args);
|
|
ZVAL_STR(¶ms[1], zend_vstrpprintf(0, format, usr_copy));
|
|
va_end(usr_copy);
|
|
|
|
ZVAL_LONG(¶ms[0], type);
|
|
|
|
if (error_filename) {
|
|
ZVAL_STRING(¶ms[2], error_filename);
|
|
} else {
|
|
ZVAL_NULL(¶ms[2]);
|
|
}
|
|
|
|
ZVAL_LONG(¶ms[3], error_lineno);
|
|
|
|
symbol_table = zend_rebuild_symbol_table();
|
|
|
|
/* during shutdown the symbol table table can be still null */
|
|
if (!symbol_table) {
|
|
ZVAL_NULL(¶ms[4]);
|
|
} else {
|
|
ZVAL_ARR(¶ms[4], zend_array_dup(symbol_table));
|
|
}
|
|
|
|
ZVAL_COPY_VALUE(&orig_user_error_handler, &EG(user_error_handler));
|
|
ZVAL_UNDEF(&EG(user_error_handler));
|
|
|
|
/* User error handler may include() additinal PHP files.
|
|
* If an error was generated during comilation PHP will compile
|
|
* such scripts recursivly, but some CG() variables may be
|
|
* inconsistent. */
|
|
|
|
in_compilation = CG(in_compilation);
|
|
if (in_compilation) {
|
|
saved_class_entry = CG(active_class_entry);
|
|
CG(active_class_entry) = NULL;
|
|
SAVE_STACK(loop_var_stack);
|
|
SAVE_STACK(delayed_oplines_stack);
|
|
CG(in_compilation) = 0;
|
|
}
|
|
|
|
orig_fake_scope = EG(fake_scope);
|
|
EG(fake_scope) = NULL;
|
|
|
|
if (call_user_function(CG(function_table), NULL, &orig_user_error_handler, &retval, 5, params) == SUCCESS) {
|
|
if (Z_TYPE(retval) != IS_UNDEF) {
|
|
if (Z_TYPE(retval) == IS_FALSE) {
|
|
zend_error_cb(type, error_filename, error_lineno, format, args);
|
|
}
|
|
zval_ptr_dtor(&retval);
|
|
}
|
|
} else if (!EG(exception)) {
|
|
/* The user error handler failed, use built-in error handler */
|
|
zend_error_cb(type, error_filename, error_lineno, format, args);
|
|
}
|
|
|
|
EG(fake_scope) = orig_fake_scope;
|
|
|
|
if (in_compilation) {
|
|
CG(active_class_entry) = saved_class_entry;
|
|
RESTORE_STACK(loop_var_stack);
|
|
RESTORE_STACK(delayed_oplines_stack);
|
|
CG(in_compilation) = 1;
|
|
}
|
|
|
|
zval_ptr_dtor(¶ms[4]);
|
|
zval_ptr_dtor(¶ms[2]);
|
|
zval_ptr_dtor(¶ms[1]);
|
|
|
|
if (Z_TYPE(EG(user_error_handler)) == IS_UNDEF) {
|
|
ZVAL_COPY_VALUE(&EG(user_error_handler), &orig_user_error_handler);
|
|
} else {
|
|
zval_ptr_dtor(&orig_user_error_handler);
|
|
}
|
|
break;
|
|
}
|
|
|
|
#if !defined(HAVE_NORETURN) || defined(HAVE_NORETURN_ALIAS)
|
|
va_end(args);
|
|
#endif
|
|
|
|
if (type == E_PARSE) {
|
|
/* eval() errors do not affect exit_status */
|
|
if (!(EG(current_execute_data) &&
|
|
EG(current_execute_data)->func &&
|
|
ZEND_USER_CODE(EG(current_execute_data)->func->type) &&
|
|
EG(current_execute_data)->opline->opcode == ZEND_INCLUDE_OR_EVAL &&
|
|
EG(current_execute_data)->opline->extended_value == ZEND_EVAL)) {
|
|
EG(exit_status) = 255;
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
#ifdef HAVE_NORETURN
|
|
# ifdef HAVE_NORETURN_ALIAS
|
|
ZEND_COLD void zend_error_noreturn(int type, const char *format, ...) __attribute__ ((alias("zend_error"),noreturn));
|
|
# else
|
|
ZEND_API ZEND_COLD void zend_error(int type, const char *format, ...) /* {{{ */
|
|
{
|
|
va_list va;
|
|
|
|
va_start(va, format);
|
|
zend_error_va_list(type, format, va);
|
|
va_end(va);
|
|
}
|
|
|
|
ZEND_API ZEND_COLD ZEND_NORETURN void zend_error_noreturn(int type, const char *format, ...)
|
|
{
|
|
va_list va;
|
|
|
|
va_start(va, format);
|
|
zend_error_va_list(type, format, va);
|
|
va_end(va);
|
|
}
|
|
/* }}} */
|
|
# endif
|
|
#endif
|
|
|
|
ZEND_API ZEND_COLD void zend_throw_error(zend_class_entry *exception_ce, const char *format, ...) /* {{{ */
|
|
{
|
|
va_list va;
|
|
char *message = NULL;
|
|
|
|
if (exception_ce) {
|
|
if (!instanceof_function(exception_ce, zend_ce_error)) {
|
|
zend_error(E_NOTICE, "Error exceptions must be derived from Error");
|
|
exception_ce = zend_ce_error;
|
|
}
|
|
} else {
|
|
exception_ce = zend_ce_error;
|
|
}
|
|
|
|
va_start(va, format);
|
|
zend_vspprintf(&message, 0, format, va);
|
|
|
|
//TODO: we can't convert compile-time errors to exceptions yet???
|
|
if (EG(current_execute_data) && !CG(in_compilation)) {
|
|
zend_throw_exception(exception_ce, message, 0);
|
|
} else {
|
|
zend_error(E_ERROR, "%s", message);
|
|
}
|
|
|
|
efree(message);
|
|
va_end(va);
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API ZEND_COLD void zend_type_error(const char *format, ...) /* {{{ */
|
|
{
|
|
va_list va;
|
|
char *message = NULL;
|
|
|
|
va_start(va, format);
|
|
zend_vspprintf(&message, 0, format, va);
|
|
zend_throw_exception(zend_ce_type_error, message, 0);
|
|
efree(message);
|
|
va_end(va);
|
|
} /* }}} */
|
|
|
|
ZEND_API ZEND_COLD void zend_internal_type_error(zend_bool throw_exception, const char *format, ...) /* {{{ */
|
|
{
|
|
va_list va;
|
|
char *message = NULL;
|
|
|
|
va_start(va, format);
|
|
zend_vspprintf(&message, 0, format, va);
|
|
if (throw_exception) {
|
|
zend_throw_exception(zend_ce_type_error, message, 0);
|
|
} else {
|
|
zend_error(E_WARNING, "%s", message);
|
|
}
|
|
efree(message);
|
|
|
|
va_end(va);
|
|
} /* }}} */
|
|
|
|
ZEND_API ZEND_COLD void zend_internal_argument_count_error(zend_bool throw_exception, const char *format, ...) /* {{{ */
|
|
{
|
|
va_list va;
|
|
char *message = NULL;
|
|
|
|
va_start(va, format);
|
|
zend_vspprintf(&message, 0, format, va);
|
|
if (throw_exception) {
|
|
zend_throw_exception(zend_ce_argument_count_error, message, 0);
|
|
} else {
|
|
zend_error(E_WARNING, "%s", message);
|
|
}
|
|
efree(message);
|
|
|
|
va_end(va);
|
|
} /* }}} */
|
|
|
|
ZEND_API ZEND_COLD void zend_output_debug_string(zend_bool trigger_break, const char *format, ...) /* {{{ */
|
|
{
|
|
#if ZEND_DEBUG
|
|
va_list args;
|
|
|
|
va_start(args, format);
|
|
# ifdef ZEND_WIN32
|
|
{
|
|
char output_buf[1024];
|
|
|
|
vsnprintf(output_buf, 1024, format, args);
|
|
OutputDebugString(output_buf);
|
|
OutputDebugString("\n");
|
|
if (trigger_break && IsDebuggerPresent()) {
|
|
DebugBreak();
|
|
}
|
|
}
|
|
# else
|
|
vfprintf(stderr, format, args);
|
|
fprintf(stderr, "\n");
|
|
# endif
|
|
va_end(args);
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
|
|
ZEND_API void zend_try_exception_handler() /* {{{ */
|
|
{
|
|
if (EG(exception)) {
|
|
if (Z_TYPE(EG(user_exception_handler)) != IS_UNDEF) {
|
|
zval orig_user_exception_handler;
|
|
zval params[1], retval2;
|
|
zend_object *old_exception;
|
|
old_exception = EG(exception);
|
|
EG(exception) = NULL;
|
|
ZVAL_OBJ(¶ms[0], old_exception);
|
|
ZVAL_COPY_VALUE(&orig_user_exception_handler, &EG(user_exception_handler));
|
|
|
|
if (call_user_function(CG(function_table), NULL, &orig_user_exception_handler, &retval2, 1, params) == SUCCESS) {
|
|
zval_ptr_dtor(&retval2);
|
|
if (EG(exception)) {
|
|
OBJ_RELEASE(EG(exception));
|
|
EG(exception) = NULL;
|
|
}
|
|
OBJ_RELEASE(old_exception);
|
|
} else {
|
|
EG(exception) = old_exception;
|
|
}
|
|
}
|
|
}
|
|
} /* }}} */
|
|
|
|
ZEND_API int zend_execute_scripts(int type, zval *retval, int file_count, ...) /* {{{ */
|
|
{
|
|
va_list files;
|
|
int i;
|
|
zend_file_handle *file_handle;
|
|
zend_op_array *op_array;
|
|
|
|
va_start(files, file_count);
|
|
for (i = 0; i < file_count; i++) {
|
|
file_handle = va_arg(files, zend_file_handle *);
|
|
if (!file_handle) {
|
|
continue;
|
|
}
|
|
|
|
op_array = zend_compile_file(file_handle, type);
|
|
if (file_handle->opened_path) {
|
|
zend_hash_add_empty_element(&EG(included_files), file_handle->opened_path);
|
|
}
|
|
zend_destroy_file_handle(file_handle);
|
|
if (op_array) {
|
|
zend_execute(op_array, retval);
|
|
zend_exception_restore();
|
|
zend_try_exception_handler();
|
|
if (EG(exception)) {
|
|
zend_exception_error(EG(exception), E_ERROR);
|
|
}
|
|
destroy_op_array(op_array);
|
|
efree_size(op_array, sizeof(zend_op_array));
|
|
} else if (type==ZEND_REQUIRE) {
|
|
va_end(files);
|
|
return FAILURE;
|
|
}
|
|
}
|
|
va_end(files);
|
|
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
|
|
#define COMPILED_STRING_DESCRIPTION_FORMAT "%s(%d) : %s"
|
|
|
|
ZEND_API char *zend_make_compiled_string_description(const char *name) /* {{{ */
|
|
{
|
|
const char *cur_filename;
|
|
int cur_lineno;
|
|
char *compiled_string_description;
|
|
|
|
if (zend_is_compiling()) {
|
|
cur_filename = ZSTR_VAL(zend_get_compiled_filename());
|
|
cur_lineno = zend_get_compiled_lineno();
|
|
} else if (zend_is_executing()) {
|
|
cur_filename = zend_get_executed_filename();
|
|
cur_lineno = zend_get_executed_lineno();
|
|
} else {
|
|
cur_filename = "Unknown";
|
|
cur_lineno = 0;
|
|
}
|
|
|
|
zend_spprintf(&compiled_string_description, 0, COMPILED_STRING_DESCRIPTION_FORMAT, cur_filename, cur_lineno, name);
|
|
return compiled_string_description;
|
|
}
|
|
/* }}} */
|
|
|
|
void free_estring(char **str_p) /* {{{ */
|
|
{
|
|
efree(*str_p);
|
|
}
|
|
/* }}} */
|
|
|
|
/*
|
|
* Local variables:
|
|
* tab-width: 4
|
|
* c-basic-offset: 4
|
|
* indent-tabs-mode: t
|
|
* End:
|
|
* vim600: sw=4 ts=4 fdm=marker
|
|
* vim<600: sw=4 ts=4
|
|
*/
|