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Side by Side Diff: runtime/vm/dart_api_message.h

Issue 2481873005: clang-format runtime/vm (Closed)
Patch Set: Merge Created 4 years, 1 month ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #ifndef RUNTIME_VM_DART_API_MESSAGE_H_ 5 #ifndef RUNTIME_VM_DART_API_MESSAGE_H_
6 #define RUNTIME_VM_DART_API_MESSAGE_H_ 6 #define RUNTIME_VM_DART_API_MESSAGE_H_
7 7
8 #include "include/dart_native_api.h" 8 #include "include/dart_native_api.h"
9 #include "platform/utils.h" 9 #include "platform/utils.h"
10 #include "vm/allocation.h" 10 #include "vm/allocation.h"
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43 43
44 44
45 // Reads a message snapshot into a C structure. 45 // Reads a message snapshot into a C structure.
46 class ApiMessageReader : public BaseReader { 46 class ApiMessageReader : public BaseReader {
47 public: 47 public:
48 // The ApiMessageReader object must be enclosed by an ApiNativeScope. 48 // The ApiMessageReader object must be enclosed by an ApiNativeScope.
49 // Allocation of all C Heap objects is done in the zone associated with 49 // Allocation of all C Heap objects is done in the zone associated with
50 // the enclosing ApiNativeScope. 50 // the enclosing ApiNativeScope.
51 ApiMessageReader(const uint8_t* buffer, intptr_t length); 51 ApiMessageReader(const uint8_t* buffer, intptr_t length);
52 explicit ApiMessageReader(Message* message); 52 explicit ApiMessageReader(Message* message);
53 ~ApiMessageReader() { } 53 ~ApiMessageReader() {}
54 54
55 Dart_CObject* ReadMessage(); 55 Dart_CObject* ReadMessage();
56 56
57 private: 57 private:
58 class BackRefNode { 58 class BackRefNode {
59 public: 59 public:
60 BackRefNode(Dart_CObject* reference, DeserializeState state) 60 BackRefNode(Dart_CObject* reference, DeserializeState state)
61 : reference_(reference), state_(state) {} 61 : reference_(reference), state_(state) {}
62 Dart_CObject* reference() const { return reference_; } 62 Dart_CObject* reference() const { return reference_; }
63 void set_reference(Dart_CObject* reference) { reference_ = reference; } 63 void set_reference(Dart_CObject* reference) { reference_ = reference; }
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86 Dart_CObject* AllocateDartCObjectInt32(int32_t value); 86 Dart_CObject* AllocateDartCObjectInt32(int32_t value);
87 // Allocates a Dart_CObject object for for a 64-bit integer. 87 // Allocates a Dart_CObject object for for a 64-bit integer.
88 Dart_CObject* AllocateDartCObjectInt64(int64_t value); 88 Dart_CObject* AllocateDartCObjectInt64(int64_t value);
89 // Allocates an empty Dart_CObject object for a bigint to be filled up later. 89 // Allocates an empty Dart_CObject object for a bigint to be filled up later.
90 Dart_CObject* AllocateDartCObjectBigint(); 90 Dart_CObject* AllocateDartCObjectBigint();
91 // Allocates a Dart_CObject object for a double. 91 // Allocates a Dart_CObject object for a double.
92 Dart_CObject* AllocateDartCObjectDouble(double value); 92 Dart_CObject* AllocateDartCObjectDouble(double value);
93 // Allocates a Dart_CObject object for string data. 93 // Allocates a Dart_CObject object for string data.
94 Dart_CObject* AllocateDartCObjectString(intptr_t length); 94 Dart_CObject* AllocateDartCObjectString(intptr_t length);
95 // Allocates a C Dart_CObject object for a typed data. 95 // Allocates a C Dart_CObject object for a typed data.
96 Dart_CObject* AllocateDartCObjectTypedData( 96 Dart_CObject* AllocateDartCObjectTypedData(Dart_TypedData_Type type,
97 Dart_TypedData_Type type, intptr_t length); 97 intptr_t length);
98 // Allocates a C array of Dart_CObject objects. 98 // Allocates a C array of Dart_CObject objects.
99 Dart_CObject* AllocateDartCObjectArray(intptr_t length); 99 Dart_CObject* AllocateDartCObjectArray(intptr_t length);
100 // Allocate a C Dart_CObject object for a VM isolate object. 100 // Allocate a C Dart_CObject object for a VM isolate object.
101 Dart_CObject* AllocateDartCObjectVmIsolateObj(intptr_t id); 101 Dart_CObject* AllocateDartCObjectVmIsolateObj(intptr_t id);
102 // Allocates a Dart_CObject_Internal object with the specified type. 102 // Allocates a Dart_CObject_Internal object with the specified type.
103 Dart_CObject_Internal* AllocateDartCObjectInternal( 103 Dart_CObject_Internal* AllocateDartCObjectInternal(
104 Dart_CObject_Internal::Type type); 104 Dart_CObject_Internal::Type type);
105 // Allocates a Dart_CObject_Internal object for a class object. 105 // Allocates a Dart_CObject_Internal object for a class object.
106 Dart_CObject_Internal* AllocateDartCObjectClass(); 106 Dart_CObject_Internal* AllocateDartCObjectClass();
107 // Allocates a backwards reference node. 107 // Allocates a backwards reference node.
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130 Dart_CObject_Internal* AsInternal(Dart_CObject* object) { 130 Dart_CObject_Internal* AsInternal(Dart_CObject* object) {
131 ASSERT(object->type >= Dart_CObject_kNumberOfTypes); 131 ASSERT(object->type >= Dart_CObject_kNumberOfTypes);
132 return reinterpret_cast<Dart_CObject_Internal*>(object); 132 return reinterpret_cast<Dart_CObject_Internal*>(object);
133 } 133 }
134 134
135 RawObject* VmIsolateSnapshotObject(intptr_t index) const { 135 RawObject* VmIsolateSnapshotObject(intptr_t index) const {
136 return Object::vm_isolate_snapshot_object_table().At(index); 136 return Object::vm_isolate_snapshot_object_table().At(index);
137 } 137 }
138 138
139 Dart_CObject* CreateDartCObjectString(RawObject* raw); 139 Dart_CObject* CreateDartCObjectString(RawObject* raw);
140 Dart_CObject* GetCanonicalMintObject(Dart_CObject_Type type, 140 Dart_CObject* GetCanonicalMintObject(Dart_CObject_Type type, int64_t value64);
141 int64_t value64);
142 141
143 uint8_t* allocator(intptr_t size) { 142 uint8_t* allocator(intptr_t size) {
144 return zone_->Realloc<uint8_t>(NULL, 0, size); 143 return zone_->Realloc<uint8_t>(NULL, 0, size);
145 } 144 }
146 145
147 Zone* zone_; // Zone in which C heap objects are allocated. 146 Zone* zone_; // Zone in which C heap objects are allocated.
148 ApiGrowableArray<BackRefNode*> backward_references_; 147 ApiGrowableArray<BackRefNode*> backward_references_;
149 ApiGrowableArray<Dart_CObject*> vm_isolate_references_; 148 ApiGrowableArray<Dart_CObject*> vm_isolate_references_;
150 Dart_CObject** vm_symbol_references_; 149 Dart_CObject** vm_symbol_references_;
151 150
152 Dart_CObject type_arguments_marker; 151 Dart_CObject type_arguments_marker;
153 Dart_CObject dynamic_type_marker; 152 Dart_CObject dynamic_type_marker;
154 static _Dart_CObject* singleton_uint32_typed_data_; 153 static _Dart_CObject* singleton_uint32_typed_data_;
155 }; 154 };
156 155
157 156
158 class ApiMessageWriter : public BaseWriter { 157 class ApiMessageWriter : public BaseWriter {
159 public: 158 public:
160 static const intptr_t kInitialSize = 512; 159 static const intptr_t kInitialSize = 512;
161 ApiMessageWriter(uint8_t** buffer, ReAlloc alloc) 160 ApiMessageWriter(uint8_t** buffer, ReAlloc alloc)
162 : BaseWriter(buffer, alloc, kInitialSize), 161 : BaseWriter(buffer, alloc, kInitialSize),
163 object_id_(0), forward_list_(NULL), 162 object_id_(0),
164 forward_list_length_(0), forward_id_(0) { 163 forward_list_(NULL),
164 forward_list_length_(0),
165 forward_id_(0) {
165 ASSERT(kDartCObjectTypeMask >= Dart_CObject_kNumberOfTypes - 1); 166 ASSERT(kDartCObjectTypeMask >= Dart_CObject_kNumberOfTypes - 1);
166 } 167 }
167 ~ApiMessageWriter() { 168 ~ApiMessageWriter() { ::free(forward_list_); }
168 ::free(forward_list_);
169 }
170 169
171 // Writes a message of integers. 170 // Writes a message of integers.
172 void WriteMessage(intptr_t field_count, intptr_t *data); 171 void WriteMessage(intptr_t field_count, intptr_t* data);
173 172
174 // Writes a message with a single object. 173 // Writes a message with a single object.
175 bool WriteCMessage(Dart_CObject* object); 174 bool WriteCMessage(Dart_CObject* object);
176 175
177 private: 176 private:
178 static const intptr_t kDartCObjectTypeBits = 4; 177 static const intptr_t kDartCObjectTypeBits = 4;
179 static const intptr_t kDartCObjectTypeMask = (1 << kDartCObjectTypeBits) - 1; 178 static const intptr_t kDartCObjectTypeMask = (1 << kDartCObjectTypeBits) - 1;
180 static const intptr_t kDartCObjectMarkMask = ~kDartCObjectTypeMask; 179 static const intptr_t kDartCObjectMarkMask = ~kDartCObjectTypeMask;
181 static const intptr_t kDartCObjectMarkOffset = 1; 180 static const intptr_t kDartCObjectMarkOffset = 1;
182 181
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244 243
245 static void ConvertNull(Dart_CObject* c_obj) { 244 static void ConvertNull(Dart_CObject* c_obj) {
246 c_obj->type = Dart_CObject_kNull; 245 c_obj->type = Dart_CObject_kNull;
247 c_obj->value.as_int64 = 0; 246 c_obj->value.as_int64 = 0;
248 } 247 }
249 }; 248 };
250 249
251 } // namespace dart 250 } // namespace dart
252 251
253 #endif // RUNTIME_VM_DART_API_MESSAGE_H_ 252 #endif // RUNTIME_VM_DART_API_MESSAGE_H_
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