1 /*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "method_verifier.h"
18
19 #include <stdio.h>
20 #include <memory>
21
22 #include "android-base/strings.h"
23
24 #include "base/utils.h"
25 #include "class_linker-inl.h"
26 #include "common_runtime_test.h"
27 #include "dex/dex_file-inl.h"
28 #include "scoped_thread_state_change-inl.h"
29 #include "verifier_enums.h"
30
31 namespace art {
32 namespace verifier {
33
34 class MethodVerifierTest : public CommonRuntimeTest {
35 protected:
VerifyClass(const std::string & descriptor)36 void VerifyClass(const std::string& descriptor)
37 REQUIRES_SHARED(Locks::mutator_lock_) {
38 ASSERT_TRUE(descriptor != nullptr);
39 Thread* self = Thread::Current();
40 mirror::Class* klass = class_linker_->FindSystemClass(self, descriptor.c_str());
41
42 // Verify the class
43 std::string error_msg;
44 FailureKind failure = MethodVerifier::VerifyClass(
45 self, klass, nullptr, true, HardFailLogMode::kLogWarning, &error_msg);
46
47 if (android::base::StartsWith(descriptor, "Ljava/lang/invoke")) {
48 ASSERT_TRUE(failure == FailureKind::kSoftFailure ||
49 failure == FailureKind::kNoFailure) << error_msg;
50
51 } else {
52 ASSERT_TRUE(failure == FailureKind::kNoFailure) << error_msg;
53 }
54 }
55
VerifyDexFile(const DexFile & dex)56 void VerifyDexFile(const DexFile& dex)
57 REQUIRES_SHARED(Locks::mutator_lock_) {
58 // Verify all the classes defined in this file
59 for (size_t i = 0; i < dex.NumClassDefs(); i++) {
60 const DexFile::ClassDef& class_def = dex.GetClassDef(i);
61 const char* descriptor = dex.GetClassDescriptor(class_def);
62 VerifyClass(descriptor);
63 }
64 }
65 };
66
TEST_F(MethodVerifierTest,LibCore)67 TEST_F(MethodVerifierTest, LibCore) {
68 ScopedObjectAccess soa(Thread::Current());
69 ASSERT_TRUE(java_lang_dex_file_ != nullptr);
70 VerifyDexFile(*java_lang_dex_file_);
71 }
72
73 } // namespace verifier
74 } // namespace art
75