react-native/ReactCommon/jschelpers/systemJSCWrapper.cpp

144 lines
5.2 KiB
C++

/**
* Copyright (c) 2016-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#include <jschelpers/JSCWrapper.h>
#if defined(__APPLE__)
#include <mutex>
#include <objc/runtime.h>
// Crash the app (with a descriptive stack trace) if a function that is not supported by
// the system JSC is called.
#define UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(FUNC_NAME) \
static void Unimplemented_##FUNC_NAME(__unused void* args...) { \
assert(false); \
}
UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(JSEvaluateBytecodeBundle)
#if WITH_FBJSCEXTENSIONS
UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(JSStringCreateWithUTF8CStringExpectAscii)
#endif
UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(JSPokeSamplingProfiler)
UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(JSStartSamplingProfilingOnMainJSCThread)
UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(JSInspectorGetInstance)
UNIMPLEMENTED_SYSTEM_JSC_FUNCTION(configureJSCForIOS)
bool JSSamplingProfilerEnabled() {
return false;
}
const int32_t JSNoBytecodeFileFormatVersion = -1;
namespace facebook {
namespace react {
static JSCWrapper s_systemWrapper = {};
const JSCWrapper* systemJSCWrapper() {
// Note that this is not used on Android. All methods are statically linked instead.
// Some fields are lazily initialized
static std::once_flag flag;
std::call_once(flag, []() {
s_systemWrapper = {
.JSGlobalContextCreateInGroup = JSGlobalContextCreateInGroup,
.JSGlobalContextRelease = JSGlobalContextRelease,
.JSGlobalContextSetName = JSGlobalContextSetName,
.JSContextGetGlobalContext = JSContextGetGlobalContext,
.JSContextGetGlobalObject = JSContextGetGlobalObject,
.JSEvaluateScript = JSEvaluateScript,
.JSEvaluateBytecodeBundle =
(decltype(&JSEvaluateBytecodeBundle))
Unimplemented_JSEvaluateBytecodeBundle,
.JSStringCreateWithUTF8CString = JSStringCreateWithUTF8CString,
.JSStringCreateWithCFString = JSStringCreateWithCFString,
#if WITH_FBJSCEXTENSIONS
.JSStringCreateWithUTF8CStringExpectAscii =
(decltype(&JSStringCreateWithUTF8CStringExpectAscii))
Unimplemented_JSStringCreateWithUTF8CStringExpectAscii,
#endif
.JSStringCopyCFString = JSStringCopyCFString,
.JSStringGetCharactersPtr = JSStringGetCharactersPtr,
.JSStringGetLength = JSStringGetLength,
.JSStringGetMaximumUTF8CStringSize = JSStringGetMaximumUTF8CStringSize,
.JSStringIsEqualToUTF8CString = JSStringIsEqualToUTF8CString,
.JSStringRelease = JSStringRelease,
.JSStringRetain = JSStringRetain,
.JSClassCreate = JSClassCreate,
.JSClassRelease = JSClassRelease,
.JSObjectCallAsConstructor = JSObjectCallAsConstructor,
.JSObjectCallAsFunction = JSObjectCallAsFunction,
.JSObjectGetPrivate = JSObjectGetPrivate,
.JSObjectGetProperty = JSObjectGetProperty,
.JSObjectGetPropertyAtIndex = JSObjectGetPropertyAtIndex,
.JSObjectIsConstructor = JSObjectIsConstructor,
.JSObjectIsFunction = JSObjectIsFunction,
.JSObjectMake = JSObjectMake,
.JSObjectMakeArray = JSObjectMakeArray,
.JSObjectMakeError = JSObjectMakeError,
.JSObjectMakeFunctionWithCallback = JSObjectMakeFunctionWithCallback,
.JSObjectSetPrivate = JSObjectSetPrivate,
.JSObjectSetProperty = JSObjectSetProperty,
.JSObjectCopyPropertyNames = JSObjectCopyPropertyNames,
.JSPropertyNameArrayGetCount = JSPropertyNameArrayGetCount,
.JSPropertyNameArrayGetNameAtIndex = JSPropertyNameArrayGetNameAtIndex,
.JSPropertyNameArrayRelease = JSPropertyNameArrayRelease,
.JSValueCreateJSONString = JSValueCreateJSONString,
.JSValueGetType = JSValueGetType,
.JSValueMakeFromJSONString = JSValueMakeFromJSONString,
.JSValueMakeBoolean = JSValueMakeBoolean,
.JSValueMakeNull = JSValueMakeNull,
.JSValueMakeNumber = JSValueMakeNumber,
.JSValueMakeString = JSValueMakeString,
.JSValueMakeUndefined = JSValueMakeUndefined,
.JSValueProtect = JSValueProtect,
.JSValueToBoolean = JSValueToBoolean,
.JSValueToNumber = JSValueToNumber,
.JSValueToObject = JSValueToObject,
.JSValueToStringCopy = JSValueToStringCopy,
.JSValueUnprotect = JSValueUnprotect,
.JSSamplingProfilerEnabled = JSSamplingProfilerEnabled,
.JSPokeSamplingProfiler =
(decltype(&JSPokeSamplingProfiler))
Unimplemented_JSPokeSamplingProfiler,
.JSStartSamplingProfilingOnMainJSCThread =
(decltype(&JSStartSamplingProfilingOnMainJSCThread))
Unimplemented_JSStartSamplingProfilingOnMainJSCThread,
.JSInspectorGetInstance =
(decltype(&JSInspectorGetInstance))
Unimplemented_JSInspectorGetInstance,
.configureJSCForIOS =
(decltype(&configureJSCForIOS))Unimplemented_configureJSCForIOS,
.JSContext = objc_getClass("JSContext"),
.JSValue = objc_getClass("JSValue"),
.JSBytecodeFileFormatVersion = JSNoBytecodeFileFormatVersion,
};
});
return &s_systemWrapper;
}
} }
#endif