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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ | 7 #ifndef CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ |
8 #define CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ | 8 #define CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ |
9 | 9 |
10 #include <algorithm> | 10 #include <algorithm> |
11 #include <type_traits> | 11 #include <type_traits> |
12 | 12 |
13 #include "core/fxcrt/include/fx_system.h" | 13 #include "core/fxcrt/fx_system.h" |
14 | 14 |
15 // An immutable string with caller-provided storage which must outlive the | 15 // An immutable string with caller-provided storage which must outlive the |
16 // string itself. These are not necessarily nul-terminated, so that substring | 16 // string itself. These are not necessarily nul-terminated, so that substring |
17 // extraction (via the Mid(), Left(), and Right() methods) is copy-free. | 17 // extraction (via the Mid(), Left(), and Right() methods) is copy-free. |
18 template <typename T> | 18 template <typename T> |
19 class CFX_StringCTemplate { | 19 class CFX_StringCTemplate { |
20 public: | 20 public: |
21 using CharType = T; | 21 using CharType = T; |
22 using UnsignedType = typename std::make_unsigned<CharType>::type; | 22 using UnsignedType = typename std::make_unsigned<CharType>::type; |
23 | 23 |
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159 | 159 |
160 template <typename T> | 160 template <typename T> |
161 inline bool operator!=(const T* lhs, const CFX_StringCTemplate<T>& rhs) { | 161 inline bool operator!=(const T* lhs, const CFX_StringCTemplate<T>& rhs) { |
162 return rhs != lhs; | 162 return rhs != lhs; |
163 } | 163 } |
164 | 164 |
165 extern template class CFX_StringCTemplate<FX_CHAR>; | 165 extern template class CFX_StringCTemplate<FX_CHAR>; |
166 extern template class CFX_StringCTemplate<FX_WCHAR>; | 166 extern template class CFX_StringCTemplate<FX_WCHAR>; |
167 | 167 |
168 #endif // CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ | 168 #endif // CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ |
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