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#ifndef ART_RUNTIME_REFLECTION_H_
18#define ART_RUNTIME_REFLECTION_H_
19
20#include "base/mutex.h"
21#include "jni.h"
22#include "primitive.h"
23
24namespace art {
25namespace mirror {
26  class Class;
27  class Object;
28}  // namespace mirror
29class ArtField;
30class ArtMethod;
31union JValue;
32class ScopedObjectAccessAlreadyRunnable;
33class ShadowFrame;
34
35mirror::Object* BoxPrimitive(Primitive::Type src_class, const JValue& value)
36    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
37bool UnboxPrimitiveForField(mirror::Object* o, mirror::Class* dst_class, ArtField* f,
38                            JValue* unboxed_value)
39    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
40bool UnboxPrimitiveForResult(mirror::Object* o, mirror::Class* dst_class, JValue* unboxed_value)
41    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
42
43ALWAYS_INLINE bool ConvertPrimitiveValue(bool unbox_for_result,
44                                         Primitive::Type src_class, Primitive::Type dst_class,
45                                         const JValue& src, JValue* dst)
46    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
47
48JValue InvokeWithVarArgs(const ScopedObjectAccessAlreadyRunnable& soa, jobject obj, jmethodID mid,
49                         va_list args)
50    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
51
52JValue InvokeWithJValues(const ScopedObjectAccessAlreadyRunnable& soa, jobject obj, jmethodID mid,
53                         jvalue* args)
54    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
55
56JValue InvokeVirtualOrInterfaceWithJValues(const ScopedObjectAccessAlreadyRunnable& soa,
57                                           jobject obj, jmethodID mid, jvalue* args)
58    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
59
60JValue InvokeVirtualOrInterfaceWithVarArgs(const ScopedObjectAccessAlreadyRunnable& soa,
61                                           jobject obj, jmethodID mid, va_list args)
62    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
63
64// num_frames is number of frames we look up for access check.
65jobject InvokeMethod(const ScopedObjectAccessAlreadyRunnable& soa, jobject method, jobject receiver,
66                     jobject args, size_t num_frames = 1)
67    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
68
69ALWAYS_INLINE bool VerifyObjectIsClass(mirror::Object* o, mirror::Class* c)
70    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
71
72bool VerifyAccess(Thread* self, mirror::Object* obj, mirror::Class* declaring_class,
73                  uint32_t access_flags, mirror::Class** calling_class, size_t num_frames)
74    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
75
76// This version takes a known calling class.
77bool VerifyAccess(Thread* self, mirror::Object* obj, mirror::Class* declaring_class,
78                  uint32_t access_flags, mirror::Class* calling_class)
79    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
80
81// Get the calling class by using a stack visitor, may return null for unattached native threads.
82mirror::Class* GetCallingClass(Thread* self, size_t num_frames)
83    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
84
85void InvalidReceiverError(mirror::Object* o, mirror::Class* c)
86    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
87
88void UpdateReference(Thread* self, jobject obj, mirror::Object* result)
89    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
90
91}  // namespace art
92
93#endif  // ART_RUNTIME_REFLECTION_H_
94