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/*
* Copyright (C) 2011 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.
*/
#ifndef ART_RUNTIME_VERIFIER_CLASS_VERIFIER_H_
#define ART_RUNTIME_VERIFIER_CLASS_VERIFIER_H_
#include <string>
#include <android-base/macros.h>
#include <android-base/thread_annotations.h>
#include "base/locks.h"
#include "handle.h"
#include "obj_ptr.h"
#include "verifier/method_verifier.h"
#include "verifier/reg_type_cache.h"
#include "verifier_enums.h"
namespace art {
class ClassLinker;
class CompilerCallbacks;
class DexFile;
class RootVisitor;
class Thread;
namespace dex {
struct ClassDef;
} // namespace dex
namespace mirror {
class Class;
class DexCache;
class ClassLoader;
} // namespace mirror
namespace verifier {
// Verifier that ensures the complete class is OK.
class ClassVerifier {
public:
// Redo verification on a loaded class. This is for use by class redefinition. This must be called
// with all methods already having all of kAccDontCompile and kAccCountLocks and not having
// kAccSkipAccessChecks. This will remove some of these flags from the method. The caller must
// ensure this cannot race with other changes to the verification class flags.
static FailureKind ReverifyClass(Thread* self,
ObjPtr<mirror::Class> klass,
HardFailLogMode log_level,
uint32_t api_level,
std::string* error)
REQUIRES_SHARED(Locks::mutator_lock_);
// Verify a class. Returns "kNoFailure" on success.
static FailureKind VerifyClass(Thread* self,
ObjPtr<mirror::Class> klass,
CompilerCallbacks* callbacks,
bool allow_soft_failures,
HardFailLogMode log_level,
uint32_t api_level,
std::string* error)
REQUIRES_SHARED(Locks::mutator_lock_);
static FailureKind VerifyClass(Thread* self,
const DexFile* dex_file,
Handle<mirror::DexCache> dex_cache,
Handle<mirror::ClassLoader> class_loader,
const dex::ClassDef& class_def,
CompilerCallbacks* callbacks,
bool allow_soft_failures,
HardFailLogMode log_level,
uint32_t api_level,
std::string* error)
REQUIRES_SHARED(Locks::mutator_lock_);
static void Init(ClassLinker* class_linker) REQUIRES_SHARED(Locks::mutator_lock_);
static void Shutdown();
static void VisitStaticRoots(RootVisitor* visitor)
REQUIRES_SHARED(Locks::mutator_lock_);
private:
static FailureKind CommonVerifyClass(Thread* self,
ObjPtr<mirror::Class> klass,
CompilerCallbacks* callbacks,
VerifierCallback* verifier_callback,
bool allow_soft_failures,
HardFailLogMode log_level,
uint32_t api_level,
std::string* error)
REQUIRES_SHARED(Locks::mutator_lock_);
static FailureKind VerifyClass(Thread* self,
const DexFile* dex_file,
Handle<mirror::DexCache> dex_cache,
Handle<mirror::ClassLoader> class_loader,
const dex::ClassDef& class_def,
CompilerCallbacks* callbacks,
VerifierCallback* verifier_callback,
bool allow_soft_failures,
HardFailLogMode log_level,
uint32_t api_level,
std::string* error)
REQUIRES_SHARED(Locks::mutator_lock_);
DISALLOW_COPY_AND_ASSIGN(ClassVerifier);
};
} // namespace verifier
} // namespace art
#endif // ART_RUNTIME_VERIFIER_CLASS_VERIFIER_H_