Merge "Adding rust lib for random parcel" am: 7d978c9093 am: f5cb787c2a am: 2d559c9de5 (6acd015f) · Commits · e / devices / smdk4412 / android_frameworks_native

libs/binder/rust/src/lib.rs

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		@@ -148,4 +148,5 @@ pub mod unstable_api {
		pub use crate::binder::AsNative;
		pub use crate::proxy::unstable_api::new_spibinder;
		pub use crate::sys::AIBinder;
		pub use crate::sys::AParcel;
		}

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		package {
		// See: http://go/android-license-faq
		default_applicable_licenses: ["frameworks_native_license"],
		}

		rust_bindgen {
		name: "libbinder_random_parcel_bindgen",
		crate_name: "binder_random_parcel_bindgen",
		host_supported: true,
		wrapper_src: "wrappers/RandomParcelWrapper.hpp",
		source_stem: "bindings",
		visibility: [":__subpackages__"],
		bindgen_flags: [
		"--size_t-is-usize",
		"--allowlist-function",
		"createRandomParcel",
		],
		shared_libs: [
		"libc++",
		"libbinder_ndk",
		],
		rustlibs: [
		"libbinder_rs",
		],
		}

		rust_library {
		name: "libbinder_random_parcel_rs",
		crate_name: "binder_random_parcel_rs",
		host_supported: true,
		srcs: [
		"src/lib.rs",
		],
		shared_libs: [
		"libbinder",
		"libutils",
		"libcutils",
		"libc++",
		],
		static_libs: [
		"libbinder_create_parcel",
		"libbinder_random_parcel",
		],
		rustlibs: [
		"libbinder_rs",
		"libbinder_random_parcel_bindgen",
		],
		lints: "none",
		clippy_lints: "none",
		}

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		/*
		* Copyright (C) 2022 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.
		*/

		use binder::binder_impl::Parcel;
		use binder::unstable_api::{AParcel, AsNative};
		use binder_random_parcel_bindgen::createRandomParcel;
		use std::os::raw::c_void;

		/// This API creates a random parcel to be used by fuzzers
		pub fn create_random_parcel(fuzzer_data: &[u8]) -> Parcel {
		let mut parcel = Parcel::new();
		let aparcel_ptr: *mut AParcel = parcel.as_native_mut();
		let ptr = aparcel_ptr as *mut c_void;
		unsafe {
		// Safety: `Parcel::as_native_mut` and `slice::as_ptr` always
		// return valid pointers.
		createRandomParcel(ptr, fuzzer_data.as_ptr(), fuzzer_data.len());
		}
		parcel
		}

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		/*
		* Copyright (C) 2022 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 <cstdint>
		#include <cstddef>

		extern "C" {
		// This API is used by rust to fill random parcel.
		void createRandomParcel(void* aParcel, const uint8_t* data, size_t len);
		}
		No newline at end of file

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		package {
		default_applicable_licenses: ["frameworks_native_license"],
		}

		cc_library_static {
		name: "libbinder_create_parcel",
		host_supported: true,
		target: {
		darwin: {
		enabled: false,
		},
		},
		srcs: [
		"RandomParcelWrapper.cpp",
		],
		shared_libs: [
		"libbase",
		"libbinder",
		"libbinder_ndk",
		],
		static_libs: [
		"libbinder_random_parcel",
		],
		}