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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 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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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 "wtf/typed_arrays/ArrayBufferBuilder.h" | 31 #include "platform/wtf/typed_arrays/ArrayBufferBuilder.h" |
32 | 32 |
33 #include "wtf/Assertions.h" | 33 #include "platform/wtf/Assertions.h" |
34 #include <limits> | 34 #include <limits> |
35 | 35 |
36 namespace WTF { | 36 namespace WTF { |
37 | 37 |
38 static const int defaultBufferCapacity = 32768; | 38 static const int defaultBufferCapacity = 32768; |
39 | 39 |
40 ArrayBufferBuilder::ArrayBufferBuilder() | 40 ArrayBufferBuilder::ArrayBufferBuilder() |
41 : m_bytesUsed(0), m_variableCapacity(true) { | 41 : m_bytesUsed(0), m_variableCapacity(true) { |
42 m_buffer = ArrayBuffer::create(defaultBufferCapacity, 1); | 42 m_buffer = ArrayBuffer::create(defaultBufferCapacity, 1); |
43 } | 43 } |
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109 } | 109 } |
110 | 110 |
111 void ArrayBufferBuilder::shrinkToFit() { | 111 void ArrayBufferBuilder::shrinkToFit() { |
112 DCHECK_LE(m_bytesUsed, m_buffer->byteLength()); | 112 DCHECK_LE(m_bytesUsed, m_buffer->byteLength()); |
113 | 113 |
114 if (m_buffer->byteLength() > m_bytesUsed) | 114 if (m_buffer->byteLength() > m_bytesUsed) |
115 m_buffer = m_buffer->slice(0, m_bytesUsed); | 115 m_buffer = m_buffer->slice(0, m_bytesUsed); |
116 } | 116 } |
117 | 117 |
118 } // namespace WTF | 118 } // namespace WTF |
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