libbinder: remove 32-bit ABI support (68275d7c) · Commits · e / os / android_frameworks_native

libs/binder/Android.bp

+0 −4

Original line number	Diff line number	Diff line
		@@ -144,10 +144,6 @@ cc_defaults {
		"-DANDROID_UTILS_REF_BASE_DISABLE_IMPLICIT_CONSTRUCTION",
		],
		product_variables: {
		binder32bit: {
		cflags: ["-DBINDER_IPC_32BIT=1"],
		},

		debuggable: {
		cflags: [
		"-DBINDER_RPC_DEV_SERVERS",

libs/binder/ProcessState.cpp

+1 −8

Original line number	Diff line number	Diff line
		@@ -104,14 +104,7 @@ bool ProcessState::isVndservicemanagerEnabled() {
		return access("/vendor/bin/vndservicemanager", R_OK) == 0;
		}

		sp<ProcessState> ProcessState::init(const char *driver, bool requireDefault)
		{
		#ifdef BINDER_IPC_32BIT
		LOG_ALWAYS_FATAL("32-bit binder IPC is not supported for new devices starting in Android P. If "
		"you do need to use this mode, please see b/232423610 or file an issue with "
		"AOSP upstream as otherwise this will be removed soon.");
		#endif

		sp<ProcessState> ProcessState::init(const char* driver, bool requireDefault) {
		if (driver == nullptr) {
		std::lock_guard<std::mutex> l(gProcessMutex);
		if (gProcess) {

libs/binder/include/binder/Parcel.h

+0 −5

Original line number	Diff line number	Diff line
		@@ -34,13 +34,8 @@
		#include <binder/IInterface.h>
		#include <binder/Parcelable.h>

		#ifdef BINDER_IPC_32BIT
		//NOLINTNEXTLINE(google-runtime-int) b/173188702
		typedef unsigned int binder_size_t;
		#else
		//NOLINTNEXTLINE(google-runtime-int) b/173188702
		typedef unsigned long long binder_size_t;
		#endif

		struct flat_binder_object;

libs/binder/tests/Android.bp

+0 −49

Original line number	Diff line number	Diff line
		@@ -31,29 +31,9 @@ cc_defaults {
		],
		}

		cc_test {
		name: "binderDriverInterfaceTest_IPC_32",
		defaults: ["binder_test_defaults"],
		srcs: ["binderDriverInterfaceTest.cpp"],
		header_libs: ["libbinder_headers"],
		compile_multilib: "32",
		multilib: {
		lib32: {
		suffix: "",
		},
		},
		cflags: ["-DBINDER_IPC_32BIT=1"],
		test_suites: ["vts"],
		}

		cc_test {
		name: "binderDriverInterfaceTest",
		defaults: ["binder_test_defaults"],
		product_variables: {
		binder32bit: {
		cflags: ["-DBINDER_IPC_32BIT=1"],
		},
		},
		header_libs: ["libbinder_headers"],
		srcs: ["binderDriverInterfaceTest.cpp"],
		test_suites: [
		@@ -62,30 +42,6 @@ cc_test {
		],
		}

		cc_test {
		name: "binderLibTest_IPC_32",
		defaults: ["binder_test_defaults"],
		srcs: ["binderLibTest.cpp"],
		shared_libs: [
		"libbase",
		"libbinder",
		"liblog",
		"libutils",
		],
		static_libs: [
		"libgmock",
		],
		compile_multilib: "32",
		multilib: {
		lib32: {
		suffix: "",
		},
		},
		cflags: ["-DBINDER_IPC_32BIT=1"],
		test_suites: ["vts"],
		require_root: true,
		}

		// unit test only, which can run on host and doesn't use /dev/binder
		cc_test {
		name: "binderUnitTest",
		@@ -113,11 +69,6 @@ cc_test {
		cc_test {
		name: "binderLibTest",
		defaults: ["binder_test_defaults"],
		product_variables: {
		binder32bit: {
		cflags: ["-DBINDER_IPC_32BIT=1"],
		},
		},

		srcs: ["binderLibTest.cpp"],
		shared_libs: [

libs/binder/tests/binderAbiHelper.h

deleted100644 → 0

+0 −52

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2020 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.
		*/

		#pragma once

		#include <stdlib.h>
		#include <iostream>

		#ifdef BINDER_IPC_32BIT
		static constexpr bool kBuild32Abi = true;
		#else
		static constexpr bool kBuild32Abi = false;
		#endif

		// TODO: remove when CONFIG_ANDROID_BINDER_IPC_32BIT is no longer supported
		static inline bool ReadKernelConfigIs32BitAbi() {
		// failure case implies we run with standard ABI
		return 0 == system("zcat /proc/config.gz \| grep -E \"^CONFIG_ANDROID_BINDER_IPC_32BIT=y$\"");
		}

		static inline void ExitIfWrongAbi() {
		bool runtime32Abi = ReadKernelConfigIs32BitAbi();

		if (kBuild32Abi != runtime32Abi) {
		std::cout << "[==========] Running 1 test from 1 test suite." << std::endl;
		std::cout << "[----------] Global test environment set-up." << std::endl;
		std::cout << "[----------] 1 tests from BinderLibTest" << std::endl;
		std::cout << "[ RUN ] BinderTest.AbortForWrongAbi" << std::endl;
		std::cout << "[ INFO ] test build abi 32: " << kBuild32Abi << " runtime abi 32: " << runtime32Abi << " so, skipping tests " << std::endl;
		std::cout << "[ OK ] BinderTest.AbortForWrongAbi (0 ms) " << std::endl;
		std::cout << "[----------] 1 tests from BinderTest (0 ms total)" << std::endl;
		std::cout << "" << std::endl;
		std::cout << "[----------] Global test environment tear-down" << std::endl;
		std::cout << "[==========] 1 test from 1 test suite ran. (0 ms total)" << std::endl;
		std::cout << "[ PASSED ] 1 tests." << std::endl;
		exit(0);
		}
		}