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phpv8/php_v8js_macros.h
2014-09-20 15:05:31 +02:00

306 lines
9.2 KiB
C++

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2013 The PHP Group |
+----------------------------------------------------------------------+
| http://www.opensource.org/licenses/mit-license.php MIT License |
+----------------------------------------------------------------------+
| Author: Jani Taskinen <jani.taskinen@iki.fi> |
| Author: Patrick Reilly <preilly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifndef PHP_V8JS_MACROS_H
#define PHP_V8JS_MACROS_H
#if __GNUC__ == 4 && __GNUC_MINOR__ == 4
#define _GLIBCXX_USE_NANOSLEEP 1
#endif
extern "C" {
#include "php.h"
#include "php_v8js.h"
}
#include <v8.h>
#include <chrono>
#include <stack>
#include <thread>
#include <map>
#include <list>
#include <vector>
#include <mutex>
/* V8Js Version */
#define V8JS_VERSION "0.1.5"
/* V8 from 3.23.12 has most v8::Anything::New constructors expect isolates
as their first argument. Older versions don't provide these. */
#if PHP_V8_API_VERSION < 3023012
#define V8JS_NEW(t, i, v...) t::New(v)
#else
#define V8JS_NEW(t, i, v...) t::New(i, v)
#endif
/* Helper macros */
#define V8JS_SYM(v) v8::String::NewFromUtf8(isolate, v, v8::String::kInternalizedString, sizeof(v) - 1)
#define V8JS_SYML(v, l) v8::String::NewFromUtf8(isolate, v, v8::String::kInternalizedString, l)
#define V8JS_STR(v) v8::String::NewFromUtf8(isolate, v)
#define V8JS_STRL(v, l) v8::String::NewFromUtf8(isolate, v, v8::String::kNormalString, l)
#if PHP_V8_API_VERSION < 3024010
#define V8JS_INT(v) v8::Integer::New(v, isolate)
#define V8JS_UINT(v) v8::Integer::NewFromUnsigned(v, isolate)
#else
#define V8JS_INT(v) v8::Integer::New(isolate, v)
#define V8JS_UINT(v) v8::Integer::NewFromUnsigned(isolate, v)
#endif
#define V8JS_FLOAT(v) v8::Number::New(isolate, v)
#define V8JS_BOOL(v) ((v)?v8::True(isolate):v8::False(isolate))
#if PHP_V8_API_VERSION <= 3023012
#define V8JS_DATE(v) v8::Date::New(v)
#else
#define V8JS_DATE(v) v8::Date::New(isolate, v)
#endif
#define V8JS_NULL v8::Null(isolate)
#define V8JS_UNDEFINED v8::Undefined(isolate)
#define V8JS_MN(name) v8js_method_##name
#define V8JS_METHOD(name) void V8JS_MN(name)(const v8::FunctionCallbackInfo<v8::Value>& info)
#define V8JS_THROW(isolate, type, message, message_len) (isolate)->ThrowException(v8::Exception::type(V8JS_STRL(message, message_len)))
#define V8JS_GLOBAL(isolate) ((isolate)->GetCurrentContext()->Global())
#if PHP_V8_API_VERSION < 3022000
/* CopyablePersistentTraits is only part of V8 from 3.22.0 on,
to be compatible with lower versions add our own (compatible) version. */
namespace v8 {
template<class T>
struct CopyablePersistentTraits {
typedef Persistent<T, CopyablePersistentTraits<T> > CopyablePersistent;
static const bool kResetInDestructor = true;
template<class S, class M>
#if PHP_V8_API_VERSION >= 3021015
static V8_INLINE void Copy(const Persistent<S, M>& source,
CopyablePersistent* dest)
#else
V8_INLINE(static void Copy(const Persistent<S, M>& source,
CopyablePersistent* dest))
#endif
{
// do nothing, just allow copy
}
};
}
#endif
/* Abbreviate long type names */
typedef v8::Persistent<v8::FunctionTemplate, v8::CopyablePersistentTraits<v8::FunctionTemplate> > v8js_tmpl_t;
typedef v8::Persistent<v8::Object, v8::CopyablePersistentTraits<v8::Object> > v8js_persistent_obj_t;
/* Hidden field name used to link JS wrappers with underlying PHP object */
#define PHPJS_OBJECT_KEY "phpjs::object"
/* Helper macros */
#if PHP_V8_API_VERSION < 2005009
# define V8JS_GET_CLASS_NAME(var, obj) \
/* Hack to prevent calling possibly set user-defined __toString() messing class name */ \
v8::Local<v8::Function> constructor = v8::Local<v8::Function>::Cast(obj->Get(V8JS_SYM("constructor"))); \
v8::String::Utf8Value var(constructor->GetName());
#else
# define V8JS_GET_CLASS_NAME(var, obj) \
v8::String::Utf8Value var(obj->GetConstructorName());
#endif
#if ZEND_MODULE_API_NO >= 20100409
# define ZEND_HASH_KEY_DC , const zend_literal *key
# define ZEND_HASH_KEY_CC , key
# define ZEND_HASH_KEY_NULL , NULL
#else
# define ZEND_HASH_KEY_DC
# define ZEND_HASH_KEY_CC
# define ZEND_HASH_KEY_NULL
#endif
/* method signatures of zend_update_property and zend_read_property were
* declared as 'char *' instead of 'const char *' before PHP 5.4 */
#if ZEND_MODULE_API_NO >= 20100525
# define V8JS_CONST
#else
# define V8JS_CONST (char *)
#endif
/* Global flags */
#define V8JS_GLOBAL_SET_FLAGS(isolate,flags) V8JS_GLOBAL(isolate)->SetHiddenValue(V8JS_SYM("__php_flags__"), V8JS_INT(flags))
#define V8JS_GLOBAL_GET_FLAGS(isolate) V8JS_GLOBAL(isolate)->GetHiddenValue(V8JS_SYM("__php_flags__"))->IntegerValue();
/* Options */
#define V8JS_FLAG_NONE (1<<0)
#define V8JS_FLAG_FORCE_ARRAY (1<<1)
#define V8JS_DEBUG_AUTO_BREAK_NEVER 0
#define V8JS_DEBUG_AUTO_BREAK_ONCE 1
#define V8JS_DEBUG_AUTO_BREAK_ALWAYS 2
/* Extracts a C string from a V8 Utf8Value. */
static inline const char * ToCString(const v8::String::Utf8Value &value) /* {{{ */
{
return *value ? *value : "<string conversion failed>";
}
/* }}} */
/* Extern Class entries */
extern zend_class_entry *php_ce_v8_object;
extern zend_class_entry *php_ce_v8_function;
/* Create PHP V8 object */
void php_v8js_create_v8(zval *, v8::Handle<v8::Value>, int, v8::Isolate * TSRMLS_DC);
/* Fetch V8 object properties */
int php_v8js_v8_get_properties_hash(v8::Handle<v8::Value>, HashTable *, int, v8::Isolate * TSRMLS_DC);
/* Convert zval into V8 value */
v8::Handle<v8::Value> zval_to_v8js(zval *, v8::Isolate * TSRMLS_DC);
/* Convert V8 value into zval */
int v8js_to_zval(v8::Handle<v8::Value>, zval *, int, v8::Isolate * TSRMLS_DC);
struct php_v8js_accessor_ctx
{
char *variable_name_string;
uint variable_name_string_len;
v8::Isolate *isolate;
};
void php_v8js_accessor_ctx_dtor(php_v8js_accessor_ctx * TSRMLS_DC);
/* Register accessors into passed object */
void php_v8js_register_accessors(std::vector<php_v8js_accessor_ctx*> *accessor_list, v8::Local<v8::FunctionTemplate>, zval *, v8::Isolate * TSRMLS_DC);
struct php_v8js_object;
/* {{{ Context container */
struct php_v8js_ctx {
zend_object std;
v8::Persistent<v8::String> object_name;
v8::Persistent<v8::Context> context;
zend_bool report_uncaught;
zval *pending_exception;
int in_execution;
v8::Isolate *isolate;
bool time_limit_hit;
bool memory_limit_hit;
v8::Persistent<v8::FunctionTemplate> global_template;
zval *module_loader;
std::vector<char *> modules_stack;
std::vector<char *> modules_base;
std::map<char *, v8js_persistent_obj_t> modules_loaded;
std::map<const char *,v8js_tmpl_t> template_cache;
std::map<zval *, v8js_persistent_obj_t> weak_objects;
std::map<v8js_tmpl_t *, v8js_persistent_obj_t> weak_closures;
std::list<php_v8js_object *> php_v8js_objects;
std::vector<php_v8js_accessor_ctx *> accessor_list;
char *tz;
#ifdef ZTS
void ***zts_ctx;
#endif
};
/* }}} */
#ifdef ZTS
# if PHP_V8_API_VERSION <= 3023008
/* Until V8 3.23.8 Isolate could only take one external pointer. */
# define V8JS_TSRMLS_FETCH() TSRMLS_FETCH_FROM_CTX(((php_v8js_ctx *) isolate->GetData())->zts_ctx);
# else
# define V8JS_TSRMLS_FETCH() TSRMLS_FETCH_FROM_CTX(((php_v8js_ctx *) isolate->GetData(0))->zts_ctx);
# endif
#else
# define V8JS_TSRMLS_FETCH()
#endif
// Timer context
struct php_v8js_timer_ctx
{
long time_limit;
long memory_limit;
std::chrono::time_point<std::chrono::high_resolution_clock> time_point;
php_v8js_ctx *v8js_ctx;
bool killed;
};
/* {{{ Object container */
struct php_v8js_object {
zend_object std;
v8::Persistent<v8::Value> v8obj;
int flags;
struct php_v8js_ctx *ctx;
HashTable *properties;
};
/* }}} */
/* Resource declaration */
/* Module globals */
ZEND_BEGIN_MODULE_GLOBALS(v8js)
int v8_initialized;
HashTable *extensions;
/* Ini globals */
char *v8_flags; /* V8 command line flags */
bool use_date; /* Generate JS Date objects instead of PHP DateTime */
// Timer thread globals
std::stack<php_v8js_timer_ctx *> timer_stack;
std::thread *timer_thread;
std::mutex timer_mutex;
bool timer_stop;
// fatal error unwinding
bool fatal_error_abort;
int error_num;
char *error_message;
jmp_buf *unwind_env;
void (*old_error_handler)(int, const char *, const uint, const char*, va_list);
ZEND_END_MODULE_GLOBALS(v8js)
extern zend_v8js_globals v8js_globals;
ZEND_EXTERN_MODULE_GLOBALS(v8js)
#ifdef ZTS
# define V8JSG(v) TSRMG(v8js_globals_id, zend_v8js_globals *, v)
#else
# define V8JSG(v) (v8js_globals.v)
#endif
/* Register builtin methods into passed object */
void php_v8js_register_methods(v8::Handle<v8::ObjectTemplate>, php_v8js_ctx *c);
typedef struct _php_v8js_script {
char *name;
v8::Isolate *isolate;
v8::Persistent<v8::Script, v8::CopyablePersistentTraits<v8::Script>> *script;
} php_v8js_script;
static void php_v8js_script_free(php_v8js_script *res, bool dispose_persistent);
#endif /* PHP_V8JS_MACROS_H */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/