!181 增加OnRemoteRequest接口FUZZ

Merge pull request !181 from zhao_zhen_zhou/master

test/fuzz_test/BUILD.gn

@@ -64,6 +64,7 @@ group("fuzztest") {
       "./cmipcserviceuninstallappcert_fuzzer:fuzztest",
       "./cmipcserviceuninstallusercert_fuzzer:fuzztest",
       "./cmipcserviceupdate_fuzzer:fuzztest",
+      "./cmonremoterequest_fuzzer:fuzztest",
     ]
   }
 }

test/fuzz_test/cmonremoterequest_fuzzer/BUILD.gn

@@ -0,0 +1,63 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# 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.
+
+import("//build/config/features.gni")
+import("//build/test.gni")
+
+module_output_path = "cert_manager_standard/cert_manager_standard_test"
+
+##############################fuzztest##########################################
+ohos_fuzztest("CmOnRemoteRequestFuzzTest") {
+  module_out_path = module_output_path
+  fuzz_config_file = "../../../test/fuzz_test/cmonremoterequest_fuzzer"
+
+  include_dirs = [
+    "../../../frameworks/cert_manager_standard/main/common/include",
+    "../../../interfaces/innerkits/cert_manager_standard/main/include",
+    "../../../services/cert_manager_standard/cert_manager_service/main/os_dependency/sa",
+    "../../../test/unittest/include",
+  ]
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  sources = [
+    "../../../test/unittest/src/cm_test_common.cpp",
+    "cmonremoterequest_fuzzer.cpp",
+  ]
+  deps = [
+    "../../../services/cert_manager_standard:cert_manager_service",
+    "../../../test/fuzz_test/fuzz_test_common:libcert_manager_fuzz_test_common_static",
+  ]
+  external_deps = [
+    "access_token:libaccesstoken_sdk",
+    "access_token:libnativetoken",
+    "access_token:libtoken_setproc",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = []
+
+  deps += [
+    # deps file
+    ":CmOnRemoteRequestFuzzTest",
+  ]
+}
+###############################################################################

test/fuzz_test/cmonremoterequest_fuzzer/cmonremoterequest_fuzzer.cpp

@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * 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 "cmonremoterequest_fuzzer.h"
+
+#include "cm_fuzz_test_common.h"
+#include "cm_sa.h"
+#include "cm_test_common.h"
+#include "message_option.h"
+#include "message_parcel.h"
+
+using namespace CmFuzzTest;
+namespace OHOS {
+    bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
+    {
+        uint32_t minSize = sizeof(uint32_t) + sizeof(uint32_t) + sizeof(struct CmBlob);
+        uint8_t *myData = nullptr;
+        if (!CopyMyData(data, size, minSize, &myData)) {
+            return false;
+        }
+
+        uint32_t remainSize = static_cast<uint32_t>(size);
+        uint32_t offset = 0;
+
+        // get code
+        uint32_t code;
+        if (!GetUintFromBuffer(myData, &remainSize, &offset, &code)) {
+            CmFree(myData);
+            return false;
+        }
+        code = (code % static_cast<uint32_t>(CM_MSG_MAX - CM_MSG_BASE) + static_cast<uint32_t>(CM_MSG_BASE));
+
+        // get data
+        uint32_t outSize;
+        if (!GetUintFromBuffer(myData, &remainSize, &offset, &outSize)) {
+            CmFree(myData);
+            return false;
+        }
+        struct CmParamSet *paramSet = nullptr;
+        if (ConstructParamSet(myData, &remainSize, &offset, static_cast<enum CmMessage>(code), &paramSet) == false) {
+            CmFree(myData);
+            return false;
+        }
+        struct CmBlob srcDataBlob = { paramSet->paramSetSize, reinterpret_cast<uint8_t *>(paramSet) };
+
+        Security::CertManager::CertManagerService &myService = Security::CertManager::CertManagerService::GetInstance();
+
+        std::u16string descriptor = myService.GetDescriptor();
+        MessageParcel messageData;
+        messageData.WriteInterfaceToken(descriptor);
+        messageData.WriteUint32(outSize);
+        messageData.WriteUint32(srcDataBlob.size);
+        messageData.WriteBuffer(srcDataBlob.data, static_cast<size_t>(srcDataBlob.size));
+
+        MessageParcel reply;
+        MessageOption option;
+        CertmanagerTest::SetATPermission();
+        (void)myService.OnStart();
+        (void)myService.OnRemoteRequest(code, messageData, reply, option);
+
+        CmFree(myData);
+        CmFreeParamSet(&paramSet);
+        return true;
+    }
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DoSomethingInterestingWithMyAPI(data, size);
+    return 0;
+}
+

test/fuzz_test/cmonremoterequest_fuzzer/cmonremoterequest_fuzzer.h

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * 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.
+ */
+
+#ifndef FUZZ_PROJECT_NAME
+#define FUZZ_PROJECT_NAME "cmonremoterequest_fuzzer"
+#endif

test/fuzz_test/cmonremoterequest_fuzzer/corpus/init

@@ -0,0 +1,13 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# 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.
+FUZZ

test/fuzz_test/cmonremoterequest_fuzzer/project.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2023 Huawei Device Co., Ltd.
+
+     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.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>