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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 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 |
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176 return false; | 176 return false; |
177 } | 177 } |
178 | 178 |
179 v8::Local<v8::Object> transferrables = v8::Local<v8::Object>::Cast(value); | 179 v8::Local<v8::Object> transferrables = v8::Local<v8::Object>::Cast(value); |
180 | 180 |
181 // Validate the passed array of transferrables. | 181 // Validate the passed array of transferrables. |
182 for (unsigned i = 0; i < length; ++i) { | 182 for (unsigned i = 0; i < length; ++i) { |
183 v8::Local<v8::Value> transferrable = transferrables->Get(i); | 183 v8::Local<v8::Value> transferrable = transferrables->Get(i); |
184 // Validation of non-null objects, per HTML5 spec 10.3.3. | 184 // Validation of non-null objects, per HTML5 spec 10.3.3. |
185 if (isUndefinedOrNull(transferrable)) { | 185 if (isUndefinedOrNull(transferrable)) { |
186 exceptionState.throwDOMException(DataCloneError, "Value at index " +
String::number(i) + " is an untransferable " + (transferrable->IsUndefined() ?
"'undefined'" : "'null'") + " value."); | 186 exceptionState.throwTypeError("Value at index " + String::number(i)
+ " is an untransferable " + (transferrable->IsUndefined() ? "'undefined'" : "'n
ull'") + " value."); |
187 return false; | 187 return false; |
188 } | 188 } |
189 // Validation of Objects implementing an interface, per WebIDL spec 4.1.
15. | 189 // Validation of Objects implementing an interface, per WebIDL spec 4.1.
15. |
190 if (V8MessagePort::hasInstance(transferrable, isolate)) { | 190 if (V8MessagePort::hasInstance(transferrable, isolate)) { |
191 RefPtrWillBeRawPtr<MessagePort> port = V8MessagePort::toImpl(v8::Han
dle<v8::Object>::Cast(transferrable)); | 191 RefPtrWillBeRawPtr<MessagePort> port = V8MessagePort::toImpl(v8::Han
dle<v8::Object>::Cast(transferrable)); |
192 // Check for duplicate MessagePorts. | 192 // Check for duplicate MessagePorts. |
193 if (ports.contains(port)) { | 193 if (ports.contains(port)) { |
194 exceptionState.throwDOMException(DataCloneError, "Message port a
t index " + String::number(i) + " is a duplicate of an earlier port."); | 194 exceptionState.throwDOMException(DataCloneError, "Message port a
t index " + String::number(i) + " is a duplicate of an earlier port."); |
195 return false; | 195 return false; |
196 } | 196 } |
197 ports.append(port.release()); | 197 ports.append(port.release()); |
198 } else if (V8ArrayBuffer::hasInstance(transferrable, isolate)) { | 198 } else if (V8ArrayBuffer::hasInstance(transferrable, isolate)) { |
199 RefPtr<DOMArrayBuffer> arrayBuffer = V8ArrayBuffer::toImpl(v8::Handl
e<v8::Object>::Cast(transferrable)); | 199 RefPtr<DOMArrayBuffer> arrayBuffer = V8ArrayBuffer::toImpl(v8::Handl
e<v8::Object>::Cast(transferrable)); |
200 if (arrayBuffers.contains(arrayBuffer)) { | 200 if (arrayBuffers.contains(arrayBuffer)) { |
201 exceptionState.throwDOMException(DataCloneError, "ArrayBuffer at
index " + String::number(i) + " is a duplicate of an earlier ArrayBuffer."); | 201 exceptionState.throwDOMException(DataCloneError, "ArrayBuffer at
index " + String::number(i) + " is a duplicate of an earlier ArrayBuffer."); |
202 return false; | 202 return false; |
203 } | 203 } |
204 arrayBuffers.append(arrayBuffer.release()); | 204 arrayBuffers.append(arrayBuffer.release()); |
205 } else { | 205 } else { |
206 exceptionState.throwDOMException(DataCloneError, "Value at index " +
String::number(i) + " does not have a transferable type."); | 206 exceptionState.throwTypeError("Value at index " + String::number(i)
+ " does not have a transferable type."); |
207 return false; | 207 return false; |
208 } | 208 } |
209 } | 209 } |
210 return true; | 210 return true; |
211 } | 211 } |
212 | 212 |
213 void SerializedScriptValue::registerMemoryAllocatedWithCurrentScriptContext() | 213 void SerializedScriptValue::registerMemoryAllocatedWithCurrentScriptContext() |
214 { | 214 { |
215 if (m_externallyAllocatedMemory) | 215 if (m_externallyAllocatedMemory) |
216 return; | 216 return; |
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228 v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory(-m_exte
rnallyAllocatedMemory); | 228 v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory(-m_exte
rnallyAllocatedMemory); |
229 } | 229 } |
230 } | 230 } |
231 | 231 |
232 void SerializedScriptValue::transferArrayBuffers(v8::Isolate* isolate, ArrayBuff
erArray& arrayBuffers, ExceptionState& exceptionState) | 232 void SerializedScriptValue::transferArrayBuffers(v8::Isolate* isolate, ArrayBuff
erArray& arrayBuffers, ExceptionState& exceptionState) |
233 { | 233 { |
234 m_arrayBufferContentsArray = createArrayBuffers(isolate, arrayBuffers, excep
tionState); | 234 m_arrayBufferContentsArray = createArrayBuffers(isolate, arrayBuffers, excep
tionState); |
235 } | 235 } |
236 | 236 |
237 } // namespace blink | 237 } // namespace blink |
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