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/*
* Copyright (C) 2016 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_DEX_DEX_FILE_ANNOTATIONS_H_
#define ART_RUNTIME_DEX_DEX_FILE_ANNOTATIONS_H_
#include "dex/dex_file.h"
#include "handle.h"
#include "mirror/dex_cache.h"
#include "mirror/object_array.h"
#include "obj_ptr.h"
namespace art {
namespace mirror {
class ClassLoader;
} // namespace mirror
class ArtField;
class ArtMethod;
class ClassLinker;
namespace annotations {
// Field annotations.
ObjPtr<mirror::Object> GetAnnotationForField(ArtField* field,
Handle<mirror::Class> annotation_class)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::Object>> GetAnnotationsForField(ArtField* field)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::String>> GetSignatureAnnotationForField(ArtField* field)
REQUIRES_SHARED(Locks::mutator_lock_);
bool IsFieldAnnotationPresent(ArtField* field, Handle<mirror::Class> annotation_class)
REQUIRES_SHARED(Locks::mutator_lock_);
// Method annotations.
ObjPtr<mirror::Object> GetAnnotationDefaultValue(ArtMethod* method)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::Object> GetAnnotationForMethod(ArtMethod* method,
Handle<mirror::Class> annotation_class)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::Object>> GetAnnotationsForMethod(ArtMethod* method)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::Class>> GetExceptionTypesForMethod(ArtMethod* method)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::Object>> GetParameterAnnotations(ArtMethod* method)
REQUIRES_SHARED(Locks::mutator_lock_);
uint32_t GetNumberOfAnnotatedMethodParameters(ArtMethod* method)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::Object> GetAnnotationForMethodParameter(ArtMethod* method,
uint32_t parameter_idx,
Handle<mirror::Class> annotation_class)
REQUIRES_SHARED(Locks::mutator_lock_);
bool GetParametersMetadataForMethod(
ArtMethod* method,
/*out*/ MutableHandle<mirror::ObjectArray<mirror::String>>* names,
/*out*/ MutableHandle<mirror::IntArray>* access_flags) REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::String>> GetSignatureAnnotationForMethod(ArtMethod* method)
REQUIRES_SHARED(Locks::mutator_lock_);
// Check whether `method` is annotated with `annotation_class`.
// If `lookup_in_resolved_boot_classes` is true, look up any of the
// method's annotations' classes in the bootstrap class loader's
// resolved types; if it is false (default value), resolve them as a
// side effect.
bool IsMethodAnnotationPresent(ArtMethod* method,
Handle<mirror::Class> annotation_class,
uint32_t visibility = DexFile::kDexVisibilityRuntime)
REQUIRES_SHARED(Locks::mutator_lock_);
// Check whether a method from the `dex_file` with the given `method_index`
// is annotated with @dalvik.annotation.optimization.FastNative or
// @dalvik.annotation.optimization.CriticalNative with build visibility.
// If yes, return the associated access flags, i.e. kAccFastNative or kAccCriticalNative.
uint32_t GetNativeMethodAnnotationAccessFlags(const DexFile& dex_file,
const dex::ClassDef& class_def,
uint32_t method_index);
// Is the field from the `dex_file` with the given `field_index`
// annotated with @dalvik.annotation.optimization.ReachabilitySensitive?
bool FieldIsReachabilitySensitive(const DexFile& dex_file,
const dex::ClassDef& class_def,
uint32_t field_index);
// Is the method from the `dex_file` with the given `method_index`
// annotated with @dalvik.annotation.optimization.ReachabilitySensitive?
bool MethodIsReachabilitySensitive(const DexFile& dex_file,
const dex::ClassDef& class_def,
uint32_t method_index);
// Does the method from the `dex_file` with the given `method_index` contain an access to a field
// annotated with @dalvik.annotation.optimization.ReachabilitySensitive, or a call to a method
// with that annotation?
// Class_def is the class defining the method. We consider only accessses to classes or methods
// declared in the static type of the corresponding object. We may overlook accesses to annotated
// fields or methods that are in neither class_def nor a containing (outer) class.
bool MethodContainsRSensitiveAccess(const DexFile& dex_file,
const dex::ClassDef& class_def,
uint32_t method_index);
// Is the given class annotated with @dalvik.annotation.optimization.DeadReferenceSafe?
bool HasDeadReferenceSafeAnnotation(const DexFile& dex_file,
const dex::ClassDef& class_def);
// Class annotations.
ObjPtr<mirror::Object> GetAnnotationForClass(Handle<mirror::Class> klass,
Handle<mirror::Class> annotation_class)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::Object>> GetAnnotationsForClass(Handle<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::Class>> GetDeclaredClasses(Handle<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::Class> GetDeclaringClass(Handle<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::Class> GetEnclosingClass(Handle<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::Object> GetEnclosingMethod(Handle<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_);
bool GetInnerClass(Handle<mirror::Class> klass, /*out*/ ObjPtr<mirror::String>* name)
REQUIRES_SHARED(Locks::mutator_lock_);
bool GetInnerClassFlags(Handle<mirror::Class> klass, uint32_t* flags)
REQUIRES_SHARED(Locks::mutator_lock_);
ObjPtr<mirror::ObjectArray<mirror::String>> GetSignatureAnnotationForClass(
Handle<mirror::Class> klass) REQUIRES_SHARED(Locks::mutator_lock_);
const char* GetSourceDebugExtension(Handle<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_);
bool IsClassAnnotationPresent(Handle<mirror::Class> klass,
Handle<mirror::Class> annotation_class)
REQUIRES_SHARED(Locks::mutator_lock_);
// Map back from a PC to the line number in a method.
int32_t GetLineNumFromPC(const DexFile* dex_file, ArtMethod* method, uint32_t rel_pc)
REQUIRES_SHARED(Locks::mutator_lock_);
// Annotations iterator.
class RuntimeEncodedStaticFieldValueIterator : public EncodedStaticFieldValueIterator {
public:
// A constructor meant to be called from runtime code.
RuntimeEncodedStaticFieldValueIterator(Handle<mirror::DexCache> dex_cache,
Handle<mirror::ClassLoader> class_loader,
ClassLinker* linker,
const dex::ClassDef& class_def)
REQUIRES_SHARED(Locks::mutator_lock_)
: EncodedStaticFieldValueIterator(*dex_cache->GetDexFile(), class_def),
dex_cache_(dex_cache),
class_loader_(class_loader),
linker_(linker) {
}
template<bool kTransactionActive>
void ReadValueToField(ArtField* field) const REQUIRES_SHARED(Locks::mutator_lock_);
private:
const Handle<mirror::DexCache> dex_cache_; // Dex cache to resolve literal objects.
const Handle<mirror::ClassLoader> class_loader_; // ClassLoader to resolve types.
ClassLinker* const linker_; // Linker to resolve literal objects.
DISALLOW_IMPLICIT_CONSTRUCTORS(RuntimeEncodedStaticFieldValueIterator);
};
} // namespace annotations
} // namespace art
#endif // ART_RUNTIME_DEX_DEX_FILE_ANNOTATIONS_H_
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