Fuzz incident AIDL service

Adding AIDL service fuzzer using fuzzService for
incident service

Test: m incidentd_service_fuzzer && adb sync data && adb shell /data/fuzz/x86_64/incidentd_service_fuzzer/incidentd_service_fuzzer
Bug: 232439428
Change-Id: I8d0738ac7f9cea99ce017e25cd68093bfe38e68c

cmds/incidentd/Android.bp

@@ -82,17 +82,11 @@ cc_binary {
         },
     },
 
-
     init_rc: ["incidentd.rc"],
 }
 
-// ==============
-// incidentd_test
-// ==============
-
-cc_test {
-    name: "incidentd_test",
-    test_suites: ["device-tests"],
+cc_defaults {
+    name: "incidentd_test_defaults",
 
     cflags: [
         "-Werror",
@@ -110,8 +104,6 @@ cc_test {
     generated_headers: ["framework-cppstream-protos"],
 
     srcs: [
-        "tests/**/*.cpp",
-        "tests/**/*.proto",
         "src/FdBuffer.cpp",
         "src/Privacy.cpp",
         "src/PrivacyFilter.cpp",
@@ -125,13 +117,11 @@ cc_test {
         "src/**/*.proto",
     ],
 
-    data: ["testdata/**/*"],
-
     static_libs: [
-        "libgmock",
         "libincidentcompanion",
         "libplatformprotos-test",
     ],
+
     shared_libs: [
         "libbase",
         "libbinder",
@@ -144,6 +134,30 @@ cc_test {
         "libservices",
         "libutils",
     ],
+}
+
+// ==============
+// incidentd_test
+// ==============
+cc_test {
+    name: "incidentd_test",
+
+    defaults: [
+        "incidentd_test_defaults",
+    ],
+
+    test_suites: ["device-tests"],
+
+    srcs: [
+        "tests/**/*.cpp",
+        "tests/**/*.proto",
+    ],
+
+    data: ["testdata/**/*"],
+
+    static_libs: [
+        "libgmock",
+    ],
 
     target: {
         android: {
@@ -160,3 +174,27 @@ genrule {
     out: ["section_list.cpp"],
     cmd: "$(location incident-section-gen) incidentd > $(out)",
 }
+
+cc_fuzz {
+    name: "incidentd_service_fuzzer",
+    defaults: [
+        "service_fuzzer_defaults",
+        "fuzzer_disable_leaks",
+        "incidentd_test_defaults",
+    ],
+
+    fuzz_config: {
+        cc: [
+            "yaochen@google.com",
+            "yanmin@google.com",
+        ],
+        triage_assignee: "waghpawan@google.com",
+    },
+
+    srcs: [
+        "fuzzers/IncidentServiceFuzzer.cpp",
+        "src/IncidentService.cpp",
+        "src/Broadcaster.cpp",
+        ":incidentd_section_list",
+    ],
+}

cmds/incidentd/fuzzers/IncidentServiceFuzzer.cpp

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2023 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 <fuzzbinder/libbinder_driver.h>
+#include <utils/Looper.h>
+
+#include "IncidentService.h"
+
+using ::android::fuzzService;
+using ::android::os::incidentd::IncidentService;
+using ::android::Looper;
+using ::android::sp;
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+    sp<Looper> looper(Looper::prepare(0));
+    sp<IncidentService> service = sp<IncidentService>::make(looper);
+    fuzzService(service, FuzzedDataProvider(data, size));
+    return 0;
+}