bool
XRE_SendTestShellCommand(JSContext* aCx,
                         JSString* aCommand,
                         void* aCallback)
{
    JS::RootedString cmd(aCx, aCommand);
    TestShellParent* tsp = GetOrCreateTestShellParent();
    NS_ENSURE_TRUE(tsp, false);

    nsAutoJSString command;
    NS_ENSURE_TRUE(command.init(aCx, cmd), false);

    if (!aCallback) {
        return tsp->SendExecuteCommand(command);
    }

    TestShellCommandParent* callback = static_cast<TestShellCommandParent*>(
        tsp->SendPTestShellCommandConstructor(command));
    NS_ENSURE_TRUE(callback, false);

    JS::Value callbackVal = *reinterpret_cast<JS::Value*>(aCallback);
    NS_ENSURE_TRUE(callback->SetCallback(aCx, callbackVal), false);

    return true;
}

bool
XRE_SendTestShellCommand(JSContext* aCx,
                         JSString* aCommand,
                         void* aCallback)
{
    TestShellParent* tsp = GetOrCreateTestShellParent();
    NS_ENSURE_TRUE(tsp, false);

    nsDependentJSString command;
    NS_ENSURE_TRUE(command.init(aCx, aCommand), NS_ERROR_FAILURE);

    if (!aCallback) {
        return tsp->SendExecuteCommand(command);
    }

    TestShellCommandParent* callback = static_cast<TestShellCommandParent*>(
        tsp->SendPTestShellCommandConstructor(command));
    NS_ENSURE_TRUE(callback, false);

    jsval callbackVal = *reinterpret_cast<jsval*>(aCallback);
    NS_ENSURE_TRUE(callback->SetCallback(aCx, callbackVal), false);

    return true;
}

bool
XRE_GetChildGlobalObject(JSContext* aCx, JSObject** aGlobalP)
{
    TestShellParent* tsp = GetOrCreateTestShellParent();
    return tsp && tsp->GetGlobalJSObject(aCx, aGlobalP);
}