#include "config.h"
#include "JSBase.h"
#include "JSBaseInternal.h"
#include "JSBasePrivate.h"
#include "APICast.h"
#include "Completion.h"
#include "GCActivityCallback.h"
#include "JSCInlines.h"
#include "JSLock.h"
#include "ObjectConstructor.h"
#include "OpaqueJSString.h"
#include "SourceCode.h"
#if ENABLE(REMOTE_INSPECTOR)
#include "JSGlobalObjectInspectorController.h"
#endif
using namespace JSC;
JSValueRef JSEvaluateScriptInternal(const JSLockHolder&, JSContextRef ctx, JSObjectRef thisObject, const SourceCode& source, JSValueRef* exception)
{
JSObject* jsThisObject = toJS(thisObject);
JSGlobalObject* globalObject = toJS(ctx);
NakedPtr<Exception> evaluationException;
JSValue returnValue = profiledEvaluate(globalObject, ProfilingReason::API, source, jsThisObject, evaluationException);
if (evaluationException) {
if (exception)
*exception = toRef(globalObject, evaluationException->value());
#if ENABLE(REMOTE_INSPECTOR)
globalObject->inspectorController().reportAPIException(globalObject, evaluationException);
#endif
return nullptr;
}
if (returnValue)
return toRef(globalObject, returnValue);
return toRef(globalObject, jsUndefined());
}
JSValueRef JSEvaluateScript(JSContextRef ctx, JSStringRef script, JSObjectRef thisObject, JSStringRef sourceURLString, int startingLineNumber, JSValueRef* exception)
{
if (!ctx) {
ASSERT_NOT_REACHED();
return nullptr;
}
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
startingLineNumber = std::max(1, startingLineNumber);
auto sourceURL = sourceURLString ? URL({ }, sourceURLString->string()) : URL();
SourceCode source = makeSource(script->string(), SourceOrigin { sourceURL }, sourceURL.string(), TextPosition(OrdinalNumber::fromOneBasedInt(startingLineNumber), OrdinalNumber()));
return JSEvaluateScriptInternal(locker, ctx, thisObject, source, exception);
}
bool JSCheckScriptSyntax(JSContextRef ctx, JSStringRef script, JSStringRef sourceURLString, int startingLineNumber, JSValueRef* exception)
{
if (!ctx) {
ASSERT_NOT_REACHED();
return false;
}
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
startingLineNumber = std::max(1, startingLineNumber);
auto sourceURL = sourceURLString ? URL({ }, sourceURLString->string()) : URL();
SourceCode source = makeSource(script->string(), SourceOrigin { sourceURL }, sourceURL.string(), TextPosition(OrdinalNumber::fromOneBasedInt(startingLineNumber), OrdinalNumber()));
JSValue syntaxException;
bool isValidSyntax = checkSyntax(globalObject, source, &syntaxException);
if (!isValidSyntax) {
if (exception)
*exception = toRef(globalObject, syntaxException);
#if ENABLE(REMOTE_INSPECTOR)
Exception* exception = Exception::create(vm, syntaxException);
globalObject->inspectorController().reportAPIException(globalObject, exception);
#endif
return false;
}
return true;
}
void JSGarbageCollect(JSContextRef ctx)
{
if (!ctx)
return;
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
vm.heap.reportAbandonedObjectGraph();
}
void JSReportExtraMemoryCost(JSContextRef ctx, size_t size)
{
if (!ctx) {
ASSERT_NOT_REACHED();
return;
}
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
vm.heap.deprecatedReportExtraMemory(size);
}
extern "C" JS_EXPORT void JSSynchronousGarbageCollectForDebugging(JSContextRef);
extern "C" JS_EXPORT void JSSynchronousEdenCollectForDebugging(JSContextRef);
void JSSynchronousGarbageCollectForDebugging(JSContextRef ctx)
{
if (!ctx)
return;
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
vm.heap.collectNow(Sync, CollectionScope::Full);
}
void JSSynchronousEdenCollectForDebugging(JSContextRef ctx)
{
if (!ctx)
return;
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
vm.heap.collectSync(CollectionScope::Eden);
}
void JSDisableGCTimer(void)
{
GCActivityCallback::s_shouldCreateGCTimer = false;
}
JSObjectRef JSGetMemoryUsageStatistics(JSContextRef ctx)
{
if (!ctx) {
ASSERT_NOT_REACHED();
return nullptr;
}
JSGlobalObject* globalObject = toJS(ctx);
VM& vm = globalObject->vm();
JSLockHolder locker(vm);
JSObject* object = constructEmptyObject(globalObject);
object->putDirect(vm, Identifier::fromString(vm, "heapSize"), jsNumber(vm.heap.size()));
object->putDirect(vm, Identifier::fromString(vm, "heapCapacity"), jsNumber(vm.heap.capacity()));
object->putDirect(vm, Identifier::fromString(vm, "extraMemorySize"), jsNumber(vm.heap.extraMemorySize()));
object->putDirect(vm, Identifier::fromString(vm, "objectCount"), jsNumber(vm.heap.objectCount()));
object->putDirect(vm, Identifier::fromString(vm, "protectedObjectCount"), jsNumber(vm.heap.protectedObjectCount()));
object->putDirect(vm, Identifier::fromString(vm, "globalObjectCount"), jsNumber(vm.heap.globalObjectCount()));
object->putDirect(vm, Identifier::fromString(vm, "protectedGlobalObjectCount"), jsNumber(vm.heap.protectedGlobalObjectCount()));
return toRef(object);
}
#if PLATFORM(IOS_FAMILY) && TARGET_OS_IOS
JS_EXPORT extern const char iosInstallName43 __asm("$ld$install_name$os4.3$/System/Library/PrivateFrameworks/JavaScriptCore.framework/JavaScriptCore");
JS_EXPORT extern const char iosInstallName50 __asm("$ld$install_name$os5.0$/System/Library/PrivateFrameworks/JavaScriptCore.framework/JavaScriptCore");
JS_EXPORT extern const char iosInstallName51 __asm("$ld$install_name$os5.1$/System/Library/PrivateFrameworks/JavaScriptCore.framework/JavaScriptCore");
JS_EXPORT extern const char iosInstallName60 __asm("$ld$install_name$os6.0$/System/Library/PrivateFrameworks/JavaScriptCore.framework/JavaScriptCore");
JS_EXPORT extern const char iosInstallName61 __asm("$ld$install_name$os6.1$/System/Library/PrivateFrameworks/JavaScriptCore.framework/JavaScriptCore");
const char iosInstallName43 = 0;
const char iosInstallName50 = 0;
const char iosInstallName51 = 0;
const char iosInstallName60 = 0;
const char iosInstallName61 = 0;
#endif