JSIPCBinding.cpp   [plain text]

/*
 * Copyright (C) 2020 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "JSIPCBinding.h"

#if ENABLE(IPC_TESTING_API)

#include <JavaScriptCore/JSCJSValueInlines.h>
#include <JavaScriptCore/JSGlobalObjectInlines.h>
#include <JavaScriptCore/ObjectConstructor.h>
#include <WebCore/FloatRect.h>
#include <WebCore/IntRect.h>
#include <WebCore/RegistrableDomain.h>
#include <wtf/URL.h>

namespace IPC {

static JSC::JSValue jsValueForDecodedStringArgumentValue(JSC::JSGlobalObject* globalObject, const String& value, ASCIILiteral type)
{
    auto& vm = globalObject->vm();
    auto scope = DECLARE_THROW_SCOPE(vm);
    auto* object = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype());
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "type"_s), JSC::jsNontrivialString(vm, type));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "value"_s), value.isNull() ? JSC::jsNull() : JSC::jsString(vm, value));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    return object;
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, const String& value)
{
    return jsValueForDecodedStringArgumentValue(globalObject, value, "String"_s);
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, const URL& value)
{
    return jsValueForDecodedStringArgumentValue(globalObject, value.string(), "URL"_s);
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, const WebCore::RegistrableDomain& value)
{
    return jsValueForDecodedStringArgumentValue(globalObject, value.string(), "RegistrableDomain"_s);
}

template<typename NumericType>
JSC::JSValue jsValueForDecodedNumericArgumentValue(JSC::JSGlobalObject* globalObject, NumericType value, const String& type)
{
    auto& vm = globalObject->vm();
    auto scope = DECLARE_THROW_SCOPE(vm);
    auto* object = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype());
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "type"_s), JSC::jsNontrivialString(vm, type));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "value"_s), JSC::JSValue(value));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    return object;
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, bool value)
{
    auto& vm = globalObject->vm();
    auto scope = DECLARE_THROW_SCOPE(vm);
    auto* object = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype());
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "type"_s), JSC::jsNontrivialString(vm, "bool"));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "value"_s), JSC::jsBoolean(value));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    return object;
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, double value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "double");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, float value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "float");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, int8_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "int8_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, int16_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "int16_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, int32_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "int32_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, int64_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "int64_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, uint8_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "uint8_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, uint16_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "uint16_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, uint32_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "uint32_t");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, uint64_t value)
{
    return jsValueForDecodedNumericArgumentValue(globalObject, value, "uint64_t");
}

template<typename RectType>
JSC::JSValue jsValueForDecodedArgumentRect(JSC::JSGlobalObject* globalObject, const RectType& value, const String& type)
{
    auto& vm = globalObject->vm();
    auto scope = DECLARE_THROW_SCOPE(vm);
    auto* object = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype());
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "type"_s), JSC::jsNontrivialString(vm, type));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "x"_s), JSC::JSValue(value.x()));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "y"_s), JSC::JSValue(value.y()));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "width"_s), JSC::JSValue(value.width()));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    object->putDirect(vm, JSC::Identifier::fromString(vm, "height"_s), JSC::JSValue(value.height()));
    RETURN_IF_EXCEPTION(scope, JSC::JSValue());
    return object;
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, const WebCore::IntRect& value)
{
    return jsValueForDecodedArgumentRect(globalObject, value, "IntRect");
}

template<>
JSC::JSValue jsValueForDecodedArgumentValue(JSC::JSGlobalObject* globalObject, const WebCore::FloatRect& value)
{
    return jsValueForDecodedArgumentRect(globalObject, value, "FloatRect");
}

bool putJSValueForDecodedArgumentAtIndexOrArrayBufferIfUndefined(JSC::JSGlobalObject* globalObject, JSC::JSArray* array, unsigned index, JSC::JSValue value, const uint8_t* buffer, size_t length)
{
    auto scope = DECLARE_THROW_SCOPE(globalObject->vm());

    if (value.isUndefined()) {
        auto arrayBuffer = JSC::ArrayBuffer::create(buffer, length);
        if (auto* structure = globalObject->arrayBufferStructure(arrayBuffer->sharingMode()))
            value = JSC::JSArrayBuffer::create(globalObject->vm(), structure, WTFMove(arrayBuffer));
    }

    array->putDirectIndex(globalObject, index, value);
    RETURN_IF_EXCEPTION(scope, false);

    return true;
}

}

#endif