Merge "Adding rust lib for random parcel" (7d978c90) · Commits · e / os / 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::binder::AsNative;
	pub use crate::proxy::unstable_api::new_spibinder;		pub use crate::proxy::unstable_api::new_spibinder;
	pub use crate::sys::AIBinder;		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",
			],
			}