musl module adds the required for fuzzy compilation

Signed-off-by: Nwangjiahui <wangjiahui27@huawei.com>

bundle.json

@@ -14,8 +14,8 @@
         "en": "README"
     },
     "component": {
-        "name": "thirdparty_musl",
-        "subsystem": "",
+        "name": "musl",
+        "subsystem": "thirdparty",
         "syscap": [],
         "features": [],
         "adapted_system_type": [],
@@ -28,7 +28,9 @@
         "build": {
             "sub_component": [],
             "inner_kits": [],
-            "test": []
+            "test": [
+                "//third_party/musl/fuzztest:fuzztest"
+            ]
         }
     }
 }
\ No newline at end of file

fuzztest/BUILD.gn

+# Copyright (c) 2022 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/test.gni")
+
+group("fuzztest") {
+  testonly = true
+  deps = []
+
+  deps += [ "atoi_fuzzer:fuzztest" ]
+}

fuzztest/atoi_fuzzer/BUILD.gn

+# Copyright (c) 2021 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.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+module_output_path = "musl/services"
+
+##############################fuzztest##########################################
+ohos_fuzztest("AtoiFuzzTest") {
+  module_out_path = module_output_path
+  fuzz_config_file = "//third_party/musl/fuzztest/atoi_fuzzer"
+  include_dirs = []
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  sources = [ "atoi_fuzzer.cpp" ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = []
+  deps += [
+    # deps file
+    ":AtoiFuzzTest",
+  ]
+}
+###############################################################################

fuzztest/atoi_fuzzer/atoi_fuzzer.cpp

+/*
+ * Copyright (c) 2021 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 "atoi_fuzzer.h"
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <stdio.h>
+
+namespace OHOS {
+    bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
+    {
+        const char *s = (char*)data;
+        return atoi(s);
+    }
+}
+
+/* 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;
+}
+

fuzztest/atoi_fuzzer/atoi_fuzzer.h

+/*
+ * Copyright (c) 2021 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 <cstdint>
+#include <unistd.h>
+#include <climits>
+#include <cstdio>
+#include <cstdlib>
+#include <fcntl.h>
+
+#define FUZZ_PROJECT_NAME "atoi_fuzzer"
+

fuzztest/atoi_fuzzer/corpus/init

+# Copyright (c) 2021 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
\ No newline at end of file

fuzztest/atoi_fuzzer/project.xml

+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2021 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>