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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium 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 #ifndef BASE_STRINGS_UTF_STRING_CONVERSION_UTILS_H_ | 5 #ifndef BASE_STRINGS_UTF_STRING_CONVERSION_UTILS_H_ |
6 #define BASE_STRINGS_UTF_STRING_CONVERSION_UTILS_H_ | 6 #define BASE_STRINGS_UTF_STRING_CONVERSION_UTILS_H_ |
7 | 7 |
8 // This should only be used by the various UTF string conversion files. | 8 // This should only be used by the various UTF string conversion files. |
9 | 9 |
10 #include "base/base_export.h" | 10 #include "base/base_export.h" |
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53 BASE_EXPORT bool ReadUnicodeCharacter(const wchar_t* src, | 53 BASE_EXPORT bool ReadUnicodeCharacter(const wchar_t* src, |
54 int32 src_len, | 54 int32 src_len, |
55 int32* char_index, | 55 int32* char_index, |
56 uint32* code_point); | 56 uint32* code_point); |
57 #endif // defined(WCHAR_T_IS_UTF32) | 57 #endif // defined(WCHAR_T_IS_UTF32) |
58 | 58 |
59 // WriteUnicodeCharacter ------------------------------------------------------- | 59 // WriteUnicodeCharacter ------------------------------------------------------- |
60 | 60 |
61 // Appends a UTF-8 character to the given 8-bit string. Returns the number of | 61 // Appends a UTF-8 character to the given 8-bit string. Returns the number of |
62 // bytes written. | 62 // bytes written. |
63 // TODO(brettw) Bug 79631: This function should not be exposed. | |
64 BASE_EXPORT size_t WriteUnicodeCharacter(uint32 code_point, | 63 BASE_EXPORT size_t WriteUnicodeCharacter(uint32 code_point, |
65 std::string* output); | 64 std::string* output); |
66 | 65 |
67 // Appends the given code point as a UTF-16 character to the given 16-bit | 66 // Appends the given code point as a UTF-16 character to the given 16-bit |
68 // string. Returns the number of 16-bit values written. | 67 // string. Returns the number of 16-bit values written. |
69 BASE_EXPORT size_t WriteUnicodeCharacter(uint32 code_point, string16* output); | 68 BASE_EXPORT size_t WriteUnicodeCharacter(uint32 code_point, string16* output); |
70 | 69 |
71 #if defined(WCHAR_T_IS_UTF32) | 70 #if defined(WCHAR_T_IS_UTF32) |
72 // Appends the given UTF-32 character to the given 32-bit string. Returns the | 71 // Appends the given UTF-32 character to the given 32-bit string. Returns the |
73 // number of 32-bit values written. | 72 // number of 32-bit values written. |
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88 void PrepareForUTF8Output(const CHAR* src, size_t src_len, std::string* output); | 87 void PrepareForUTF8Output(const CHAR* src, size_t src_len, std::string* output); |
89 | 88 |
90 // Prepares an output buffer (containing either UTF-16 or -32 data) given some | 89 // Prepares an output buffer (containing either UTF-16 or -32 data) given some |
91 // UTF-8 input that will be converted to it. See PrepareForUTF8Output(). | 90 // UTF-8 input that will be converted to it. See PrepareForUTF8Output(). |
92 template<typename STRING> | 91 template<typename STRING> |
93 void PrepareForUTF16Or32Output(const char* src, size_t src_len, STRING* output); | 92 void PrepareForUTF16Or32Output(const char* src, size_t src_len, STRING* output); |
94 | 93 |
95 } // namespace base | 94 } // namespace base |
96 | 95 |
97 #endif // BASE_STRINGS_UTF_STRING_CONVERSION_UTILS_H_ | 96 #endif // BASE_STRINGS_UTF_STRING_CONVERSION_UTILS_H_ |
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