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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple 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 | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * | 7 * |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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| 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 */ | 27 */ |
| 28 | 28 |
| 29 #include "sky/engine/config.h" | 29 #include "sky/engine/config.h" |
| 30 #include "sky/engine/core/html/ImageData.h" | 30 #include "sky/engine/core/html/ImageData.h" |
| 31 | 31 |
| 32 #include "gen/sky/platform/RuntimeEnabledFeatures.h" | 32 #include "gen/sky/platform/RuntimeEnabledFeatures.h" |
| 33 #include "sky/engine/bindings2/exception_state.h" | 33 #include "sky/engine/bindings/exception_state.h" |
| 34 #include "sky/engine/core/dom/ExceptionCode.h" | 34 #include "sky/engine/core/dom/ExceptionCode.h" |
| 35 | 35 |
| 36 namespace blink { | 36 namespace blink { |
| 37 | 37 |
| 38 PassRefPtr<ImageData> ImageData::create(const IntSize& size) | 38 PassRefPtr<ImageData> ImageData::create(const IntSize& size) |
| 39 { | 39 { |
| 40 Checked<int, RecordOverflow> dataSize = 4; | 40 Checked<int, RecordOverflow> dataSize = 4; |
| 41 dataSize *= size.width(); | 41 dataSize *= size.width(); |
| 42 dataSize *= size.height(); | 42 dataSize *= size.height(); |
| 43 if (dataSize.hasOverflowed()) | 43 if (dataSize.hasOverflowed()) |
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| 131 } | 131 } |
| 132 | 132 |
| 133 ImageData::ImageData(const IntSize& size, PassRefPtr<Uint8ClampedArray> byteArra
y) | 133 ImageData::ImageData(const IntSize& size, PassRefPtr<Uint8ClampedArray> byteArra
y) |
| 134 : m_size(size) | 134 : m_size(size) |
| 135 , m_data(byteArray) | 135 , m_data(byteArray) |
| 136 { | 136 { |
| 137 ASSERT_WITH_SECURITY_IMPLICATION(static_cast<unsigned>(size.width() * size.h
eight() * 4) <= m_data->length()); | 137 ASSERT_WITH_SECURITY_IMPLICATION(static_cast<unsigned>(size.width() * size.h
eight() * 4) <= m_data->length()); |
| 138 } | 138 } |
| 139 | 139 |
| 140 } | 140 } |
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