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1 /* | 1 /* |
2 * Copyright (C) 2012 Koji Ishii <kojiishi@gmail.com> | 2 * Copyright (C) 2012 Koji Ishii <kojiishi@gmail.com> |
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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND |
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR | 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR |
17 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 17 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | 19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | 20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
21 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 21 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
23 */ | 23 */ |
24 | 24 |
25 #ifndef OpenTypeTypes_h | 25 #ifndef OpenTypeTypes_h |
26 #define OpenTypeTypes_h | 26 #define OpenTypeTypes_h |
27 | 27 |
28 #include "platform/SharedBuffer.h" | 28 #include "platform/SharedBuffer.h" |
29 #include "wtf/ByteOrder.h" | 29 #include "platform/wtf/ByteOrder.h" |
30 | 30 |
31 namespace blink { | 31 namespace blink { |
32 namespace OpenType { | 32 namespace OpenType { |
33 | 33 |
34 struct Int16 { | 34 struct Int16 { |
35 DISALLOW_NEW(); | 35 DISALLOW_NEW(); |
36 Int16(int16_t u) : v(htons(static_cast<uint16_t>(u))) {} | 36 Int16(int16_t u) : v(htons(static_cast<uint16_t>(u))) {} |
37 operator int16_t() const { return static_cast<int16_t>(ntohs(v)); } | 37 operator int16_t() const { return static_cast<int16_t>(ntohs(v)); } |
38 uint16_t v; // in BigEndian | 38 uint16_t v; // in BigEndian |
39 }; | 39 }; |
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94 template <typename T> | 94 template <typename T> |
95 const T* validateOffset(const SharedBuffer& buffer, uint16_t offset) const { | 95 const T* validateOffset(const SharedBuffer& buffer, uint16_t offset) const { |
96 return validatePtr<T>(buffer, | 96 return validatePtr<T>(buffer, |
97 reinterpret_cast<const int8_t*>(this) + offset); | 97 reinterpret_cast<const int8_t*>(this) + offset); |
98 } | 98 } |
99 }; | 99 }; |
100 | 100 |
101 } // namespace OpenType | 101 } // namespace OpenType |
102 } // namespace blink | 102 } // namespace blink |
103 #endif // OpenTypeTypes_h | 103 #endif // OpenTypeTypes_h |
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