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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "base/strings/utf_string_conversions.h" | 5 #include "base/strings/utf_string_conversions.h" |
6 | 6 |
| 7 #include <stdint.h> |
| 8 |
7 #include "base/strings/string_piece.h" | 9 #include "base/strings/string_piece.h" |
8 #include "base/strings/string_util.h" | 10 #include "base/strings/string_util.h" |
9 #include "base/strings/utf_string_conversion_utils.h" | 11 #include "base/strings/utf_string_conversion_utils.h" |
| 12 #include "build/build_config.h" |
10 | 13 |
11 namespace base { | 14 namespace base { |
12 | 15 |
13 namespace { | 16 namespace { |
14 | 17 |
15 // Generalized Unicode converter ----------------------------------------------- | 18 // Generalized Unicode converter ----------------------------------------------- |
16 | 19 |
17 // Converts the given source Unicode character type to the given destination | 20 // Converts the given source Unicode character type to the given destination |
18 // Unicode character type as a STL string. The given input buffer and size | 21 // Unicode character type as a STL string. The given input buffer and size |
19 // determine the source, and the given output STL string will be replaced by | 22 // determine the source, and the given output STL string will be replaced by |
20 // the result. | 23 // the result. |
21 template<typename SRC_CHAR, typename DEST_STRING> | 24 template<typename SRC_CHAR, typename DEST_STRING> |
22 bool ConvertUnicode(const SRC_CHAR* src, | 25 bool ConvertUnicode(const SRC_CHAR* src, |
23 size_t src_len, | 26 size_t src_len, |
24 DEST_STRING* output) { | 27 DEST_STRING* output) { |
25 // ICU requires 32-bit numbers. | 28 // ICU requires 32-bit numbers. |
26 bool success = true; | 29 bool success = true; |
27 int32 src_len32 = static_cast<int32>(src_len); | 30 int32_t src_len32 = static_cast<int32_t>(src_len); |
28 for (int32 i = 0; i < src_len32; i++) { | 31 for (int32_t i = 0; i < src_len32; i++) { |
29 uint32 code_point; | 32 uint32_t code_point; |
30 if (ReadUnicodeCharacter(src, src_len32, &i, &code_point)) { | 33 if (ReadUnicodeCharacter(src, src_len32, &i, &code_point)) { |
31 WriteUnicodeCharacter(code_point, output); | 34 WriteUnicodeCharacter(code_point, output); |
32 } else { | 35 } else { |
33 WriteUnicodeCharacter(0xFFFD, output); | 36 WriteUnicodeCharacter(0xFFFD, output); |
34 success = false; | 37 success = false; |
35 } | 38 } |
36 } | 39 } |
37 | 40 |
38 return success; | 41 return success; |
39 } | 42 } |
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219 DCHECK(IsStringASCII(ascii)) << ascii; | 222 DCHECK(IsStringASCII(ascii)) << ascii; |
220 return string16(ascii.begin(), ascii.end()); | 223 return string16(ascii.begin(), ascii.end()); |
221 } | 224 } |
222 | 225 |
223 std::string UTF16ToASCII(StringPiece16 utf16) { | 226 std::string UTF16ToASCII(StringPiece16 utf16) { |
224 DCHECK(IsStringASCII(utf16)) << UTF16ToUTF8(utf16); | 227 DCHECK(IsStringASCII(utf16)) << UTF16ToUTF8(utf16); |
225 return std::string(utf16.begin(), utf16.end()); | 228 return std::string(utf16.begin(), utf16.end()); |
226 } | 229 } |
227 | 230 |
228 } // namespace base | 231 } // namespace base |
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