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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 6015 return static_cast<size_t>(obj->byte_offset()->Number()); | 6015 return static_cast<size_t>(obj->byte_offset()->Number()); |
| 6016 } | 6016 } |
| 6017 | 6017 |
| 6018 | 6018 |
| 6019 size_t v8::ArrayBufferView::ByteLength() { | 6019 size_t v8::ArrayBufferView::ByteLength() { |
| 6020 i::Handle<i::JSArrayBufferView> obj = Utils::OpenHandle(this); | 6020 i::Handle<i::JSArrayBufferView> obj = Utils::OpenHandle(this); |
| 6021 return static_cast<size_t>(obj->byte_length()->Number()); | 6021 return static_cast<size_t>(obj->byte_length()->Number()); |
| 6022 } | 6022 } |
| 6023 | 6023 |
| 6024 | 6024 |
| 6025 void* v8::ArrayBufferView::BaseAddress() { | |
| 6026 i::Handle<i::JSArrayBufferView> obj = Utils::OpenHandle(this); | |
| 6027 i::Handle<i::JSArrayBuffer> buffer(i::JSArrayBuffer::cast(obj->buffer())); | |
| 6028 void* buffer_data = buffer->backing_store(); | |
| 6029 size_t byte_offset = static_cast<size_t>(obj->byte_offset()->Number()); | |
| 6030 return static_cast<uint8_t*>(buffer_data) + byte_offset; | |
| 6031 } | |
| 6032 | |
| 6033 | |
| 6034 size_t v8::TypedArray::Length() { | 6025 size_t v8::TypedArray::Length() { |
| 6035 i::Handle<i::JSTypedArray> obj = Utils::OpenHandle(this); | 6026 i::Handle<i::JSTypedArray> obj = Utils::OpenHandle(this); |
| 6036 return static_cast<size_t>(obj->length()->Number()); | 6027 return static_cast<size_t>(obj->length()->Number()); |
| 6037 } | 6028 } |
| 6038 | 6029 |
| 6039 | 6030 |
| 6040 static inline void SetupArrayBufferView( | 6031 static inline void SetupArrayBufferView( |
| 6041 i::Isolate* isolate, | 6032 i::Isolate* isolate, |
| 6042 i::Handle<i::JSArrayBufferView> obj, | 6033 i::Handle<i::JSArrayBufferView> obj, |
| 6043 i::Handle<i::JSArrayBuffer> buffer, | 6034 i::Handle<i::JSArrayBuffer> buffer, |
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| 7575 Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); | 7566 Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); |
| 7576 Address callback_address = | 7567 Address callback_address = |
| 7577 reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); | 7568 reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); |
| 7578 VMState<EXTERNAL> state(isolate); | 7569 VMState<EXTERNAL> state(isolate); |
| 7579 ExternalCallbackScope call_scope(isolate, callback_address); | 7570 ExternalCallbackScope call_scope(isolate, callback_address); |
| 7580 callback(info); | 7571 callback(info); |
| 7581 } | 7572 } |
| 7582 | 7573 |
| 7583 | 7574 |
| 7584 } } // namespace v8::internal | 7575 } } // namespace v8::internal |
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