binder_parcel_fuzzer: also fuzz libbinder_ndk
Bug: 131861045
Test: for a few minutes:
m SANITIZE_HOST=address binder_parcel_fuzzer && \
$ANDROID_HOST_OUT/fuzz/x86_64/binder_parcel_fuzzer/binder_parcel_fuzzer
Change-Id: If9072405c5062cb982545dc591409fc03ba4bc29
diff --git a/libs/binder/fuzzer/binder_ndk.cpp b/libs/binder/fuzzer/binder_ndk.cpp
new file mode 100644
index 0000000..29da8f7
--- /dev/null
+++ b/libs/binder/fuzzer/binder_ndk.cpp
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+#define FUZZ_LOG_TAG "binder_ndk"
+
+#include "binder_ndk.h"
+
+#include <android/binder_parcel_utils.h>
+
+#include "util.h"
+
+// TODO(b/142061461): parent class
+class SomeParcelable {
+public:
+ binder_status_t readFromParcel(const AParcel* parcel) {
+ return AParcel_readInt32(parcel, &mValue);
+ }
+
+private:
+ int32_t mValue = 0;
+};
+
+#define PARCEL_READ(T, FUN) \
+ [](const NdkParcelAdapter& p, uint8_t /*data*/) { \
+ FUZZ_LOG() << "about to read " #T " using " #FUN " with status"; \
+ T t{}; \
+ binder_status_t status = FUN(p.aParcel(), &t); \
+ FUZZ_LOG() << #T " status: " << status /* << " value: " << t*/; \
+ }
+
+// clang-format off
+std::vector<ParcelRead<NdkParcelAdapter>> BINDER_NDK_PARCEL_READ_FUNCTIONS{
+ // methods from binder_parcel.h
+ [](const NdkParcelAdapter& p, uint8_t pos) {
+ FUZZ_LOG() << "about to set data position to " << pos;
+ binder_status_t status = AParcel_setDataPosition(p.aParcel(), pos);
+ FUZZ_LOG() << "set data position: " << status;
+ },
+ [](const NdkParcelAdapter& p, uint8_t /*data*/) {
+ FUZZ_LOG() << "about to read status header";
+ ndk::ScopedAStatus t;
+ binder_status_t status = AParcel_readStatusHeader(p.aParcel(), t.getR());
+ FUZZ_LOG() << "read status header: " << status;
+ },
+ PARCEL_READ(int32_t, AParcel_readInt32),
+ PARCEL_READ(uint32_t, AParcel_readUint32),
+ PARCEL_READ(int64_t, AParcel_readInt64),
+ PARCEL_READ(uint64_t, AParcel_readUint64),
+ PARCEL_READ(float, AParcel_readFloat),
+ PARCEL_READ(double, AParcel_readDouble),
+ PARCEL_READ(bool, AParcel_readBool),
+ PARCEL_READ(char16_t, AParcel_readChar),
+ PARCEL_READ(int8_t, AParcel_readByte),
+
+ // methods from binder_parcel_utils.h
+ PARCEL_READ(ndk::SpAIBinder, ndk::AParcel_readNullableStrongBinder),
+ PARCEL_READ(ndk::SpAIBinder, ndk::AParcel_readRequiredStrongBinder),
+ PARCEL_READ(ndk::ScopedFileDescriptor, ndk::AParcel_readNullableParcelFileDescriptor),
+ PARCEL_READ(ndk::ScopedFileDescriptor, ndk::AParcel_readRequiredParcelFileDescriptor),
+ PARCEL_READ(std::string, ndk::AParcel_readString),
+ PARCEL_READ(std::optional<std::string>, ndk::AParcel_readString),
+ // TODO(b/131868573): can force process to allocate arbitrary amount of
+ // memory
+ // PARCEL_READ(std::vector<std::string>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<std::optional<std::string>>>,
+ // ndk::AParcel_readVector), PARCEL_READ(std::vector<SomeParcelable>,
+ // ndk::AParcel_readVector), PARCEL_READ(std::vector<int32_t>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<int32_t>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<uint32_t>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<uint32_t>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<int64_t>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<int64_t>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<uint64_t>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<uint64_t>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<float>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<float>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<double>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<double>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<bool>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<bool>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<char16_t>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::optional<std::vector<char16_t>>, ndk::AParcel_readVector),
+ // PARCEL_READ(std::vector<int32_t>, ndk::AParcel_resizeVector),
+ // PARCEL_READ(std::optional<std::vector<int32_t>>, ndk::AParcel_resizeVector),
+};
+// clang-format on