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| 1 /* | 1 /* |
| 2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 */ | 29 */ |
| 30 | 30 |
| 31 #include "bindings/core/v8/V8PerContextData.h" | 31 #include "platform/bindings/V8PerContextData.h" |
| 32 | 32 |
| 33 #include <stdlib.h> | 33 #include <stdlib.h> |
| 34 #include <memory> | 34 #include <memory> |
| 35 #include "bindings/core/v8/ConditionalFeatures.h" | |
| 36 #include "bindings/core/v8/ScriptState.h" | |
| 37 #include "bindings/core/v8/V8Binding.h" | |
| 38 #include "bindings/core/v8/V8ObjectConstructor.h" | |
| 39 #include "platform/InstanceCounters.h" | 35 #include "platform/InstanceCounters.h" |
| 36 #include "platform/bindings/ConditionalFeatures.h" |
| 37 #include "platform/bindings/ScriptState.h" |
| 38 #include "platform/bindings/V8Binding.h" |
| 39 #include "platform/bindings/V8ObjectConstructor.h" |
| 40 #include "platform/wtf/PtrUtil.h" | 40 #include "platform/wtf/PtrUtil.h" |
| 41 #include "platform/wtf/StringExtras.h" | 41 #include "platform/wtf/StringExtras.h" |
| 42 | 42 |
| 43 namespace blink { | 43 namespace blink { |
| 44 | 44 |
| 45 V8PerContextData::V8PerContextData(v8::Local<v8::Context> context) | 45 V8PerContextData::V8PerContextData(v8::Local<v8::Context> context) |
| 46 : isolate_(context->GetIsolate()), | 46 : isolate_(context->GetIsolate()), |
| 47 wrapper_boilerplates_(isolate_), | 47 wrapper_boilerplates_(isolate_), |
| 48 constructor_map_(isolate_), | 48 constructor_map_(isolate_), |
| 49 context_holder_(WTF::MakeUnique<gin::ContextHolder>(isolate_)), | 49 context_holder_(WTF::MakeUnique<gin::ContextHolder>(isolate_)), |
| 50 context_(isolate_, context), | 50 context_(isolate_, context), |
| 51 activity_logger_(nullptr) { | 51 activity_logger_(nullptr) { |
| 52 context_holder_->SetContext(context); | 52 context_holder_->SetContext(context); |
| 53 | 53 |
| 54 v8::Context::Scope context_scope(context); | 54 v8::Context::Scope context_scope(context); |
| 55 DCHECK(error_prototype_.IsEmpty()); | 55 DCHECK(error_prototype_.IsEmpty()); |
| 56 v8::Local<v8::Value> object_value = | 56 v8::Local<v8::Value> object_value = |
| 57 context->Global() | 57 context->Global() |
| 58 ->Get(context, V8AtomicString(isolate_, "Error")) | 58 ->Get(context, V8AtomicString(isolate_, "Error")) |
| 59 .ToLocalChecked(); | 59 .ToLocalChecked(); |
| 60 v8::Local<v8::Value> prototype_value = | 60 v8::Local<v8::Value> prototype_value = |
| 61 object_value.As<v8::Object>() | 61 object_value.As<v8::Object>() |
| 62 ->Get(context, V8AtomicString(isolate_, "prototype")) | 62 ->Get(context, V8AtomicString(isolate_, "prototype")) |
| 63 .ToLocalChecked(); | 63 .ToLocalChecked(); |
| 64 error_prototype_.Set(isolate_, prototype_value); | 64 error_prototype_.Set(isolate_, prototype_value); |
| 65 | 65 |
| 66 if (IsMainThread()) | 66 if (IsMainThread()) { |
| 67 InstanceCounters::IncrementCounter( | 67 InstanceCounters::IncrementCounter( |
| 68 InstanceCounters::kV8PerContextDataCounter); | 68 InstanceCounters::kV8PerContextDataCounter); |
| 69 } |
| 69 } | 70 } |
| 70 | 71 |
| 71 V8PerContextData::~V8PerContextData() { | 72 V8PerContextData::~V8PerContextData() { |
| 72 if (IsMainThread()) | 73 if (IsMainThread()) { |
| 73 InstanceCounters::DecrementCounter( | 74 InstanceCounters::DecrementCounter( |
| 74 InstanceCounters::kV8PerContextDataCounter); | 75 InstanceCounters::kV8PerContextDataCounter); |
| 76 } |
| 75 } | 77 } |
| 76 | 78 |
| 77 std::unique_ptr<V8PerContextData> V8PerContextData::Create( | 79 std::unique_ptr<V8PerContextData> V8PerContextData::Create( |
| 78 v8::Local<v8::Context> context) { | 80 v8::Local<v8::Context> context) { |
| 79 return WTF::WrapUnique(new V8PerContextData(context)); | 81 return WTF::WrapUnique(new V8PerContextData(context)); |
| 80 } | 82 } |
| 81 | 83 |
| 82 V8PerContextData* V8PerContextData::From(v8::Local<v8::Context> context) { | 84 V8PerContextData* V8PerContextData::From(v8::Local<v8::Context> context) { |
| 83 return ScriptState::From(context)->PerContextData(); | 85 return ScriptState::From(context)->PerContextData(); |
| 84 } | 86 } |
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| 130 v8::Local<v8::Value> prototype_value; | 132 v8::Local<v8::Value> prototype_value; |
| 131 if (!interface_object | 133 if (!interface_object |
| 132 ->Get(current_context, V8AtomicString(isolate_, "prototype")) | 134 ->Get(current_context, V8AtomicString(isolate_, "prototype")) |
| 133 .ToLocal(&prototype_value) || | 135 .ToLocal(&prototype_value) || |
| 134 !prototype_value->IsObject()) | 136 !prototype_value->IsObject()) |
| 135 return v8::Local<v8::Function>(); | 137 return v8::Local<v8::Function>(); |
| 136 v8::Local<v8::Object> prototype_object = prototype_value.As<v8::Object>(); | 138 v8::Local<v8::Object> prototype_object = prototype_value.As<v8::Object>(); |
| 137 if (prototype_object->InternalFieldCount() == | 139 if (prototype_object->InternalFieldCount() == |
| 138 kV8PrototypeInternalFieldcount && | 140 kV8PrototypeInternalFieldcount && |
| 139 type->wrapper_type_prototype == | 141 type->wrapper_type_prototype == |
| 140 WrapperTypeInfo::kWrapperTypeObjectPrototype) | 142 WrapperTypeInfo::kWrapperTypeObjectPrototype) { |
| 141 prototype_object->SetAlignedPointerInInternalField( | 143 prototype_object->SetAlignedPointerInInternalField( |
| 142 kV8PrototypeTypeIndex, const_cast<WrapperTypeInfo*>(type)); | 144 kV8PrototypeTypeIndex, const_cast<WrapperTypeInfo*>(type)); |
| 145 } |
| 143 type->PreparePrototypeAndInterfaceObject(current_context, world, | 146 type->PreparePrototypeAndInterfaceObject(current_context, world, |
| 144 prototype_object, interface_object, | 147 prototype_object, interface_object, |
| 145 interface_template); | 148 interface_template); |
| 146 if (type->wrapper_type_prototype == | 149 if (type->wrapper_type_prototype == |
| 147 WrapperTypeInfo::kWrapperTypeExceptionPrototype) { | 150 WrapperTypeInfo::kWrapperTypeExceptionPrototype) { |
| 148 if (!V8CallBoolean(prototype_object->SetPrototype( | 151 if (!V8CallBoolean(prototype_object->SetPrototype( |
| 149 current_context, error_prototype_.NewLocal(isolate_)))) | 152 current_context, error_prototype_.NewLocal(isolate_)))) { |
| 150 return v8::Local<v8::Function>(); | 153 return v8::Local<v8::Function>(); |
| 154 } |
| 151 } | 155 } |
| 152 | 156 |
| 153 // Origin Trials | 157 // Origin Trials |
| 154 InstallConditionalFeatures(type, ScriptState::From(current_context), | 158 InstallConditionalFeatures(type, ScriptState::From(current_context), |
| 155 prototype_object, interface_object); | 159 prototype_object, interface_object); |
| 156 | 160 |
| 157 constructor_map_.Set(type, interface_object); | 161 constructor_map_.Set(type, interface_object); |
| 158 | 162 |
| 159 return interface_object; | 163 return interface_object; |
| 160 } | 164 } |
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| 197 | 201 |
| 198 void V8PerContextData::ClearData(const char* key) { | 202 void V8PerContextData::ClearData(const char* key) { |
| 199 data_map_.erase(key); | 203 data_map_.erase(key); |
| 200 } | 204 } |
| 201 | 205 |
| 202 V8PerContextData::Data* V8PerContextData::GetData(const char* key) { | 206 V8PerContextData::Data* V8PerContextData::GetData(const char* key) { |
| 203 return data_map_.at(key); | 207 return data_map_.at(key); |
| 204 } | 208 } |
| 205 | 209 |
| 206 } // namespace blink | 210 } // namespace blink |
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