From 3428f9be71b0d20978d11d63b5d82962b88d02bf Mon Sep 17 00:00:00 2001 From: dimitry Date: Wed, 29 Jan 2025 13:24:43 +0100 Subject: nativebridge: Add isNativeBridgeFunctionPointer method This method lets native bridge report if particular pointer is in the region of code executable by native bridge implementation. Bug: 393035780 Test: atest art/libnativebridge/tests Change-Id: Icaec80cb7efae5b918aed0a98216cbfaeaba330d --- .../tests/NativeBridge8IdentifyTrampolines_lib.cpp | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 libnativebridge/tests/NativeBridge8IdentifyTrampolines_lib.cpp (limited to 'libnativebridge/tests/NativeBridge8IdentifyTrampolines_lib.cpp') diff --git a/libnativebridge/tests/NativeBridge8IdentifyTrampolines_lib.cpp b/libnativebridge/tests/NativeBridge8IdentifyTrampolines_lib.cpp new file mode 100644 index 0000000000..0c4ccf03b5 --- /dev/null +++ b/libnativebridge/tests/NativeBridge8IdentifyTrampolines_lib.cpp @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2025 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "NativeBridge8IdentifyTrampolines_lib.h" + +namespace android { + +static const void* g_is_native_bridge_function_pointer_called_for = nullptr; + +void SetIsNativeBridgeFunctionPointerCalledFor(const void* ptr) { + g_is_native_bridge_function_pointer_called_for = ptr; +} + +bool IsNativeBridgeFunctionPointerCalledFor(const void* ptr) { + return g_is_native_bridge_function_pointer_called_for == ptr; +} + +} // namespace android -- cgit v1.2.3-59-g8ed1b