1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_I18N_ICU_STRING_CONVERSIONS_H_
#define BASE_I18N_ICU_STRING_CONVERSIONS_H_
#include <string>
#include "base/i18n/base_i18n_export.h"
#include "base/i18n/i18n_constants.h"
#include "base/strings/string_piece.h"
namespace base {
// Defines the error handling modes of UTF16ToCodepage and CodepageToUTF16.
class OnStringConversionError {
public:
enum Type {
// The function will return failure. The output buffer will be empty.
FAIL,
// The offending characters are skipped and the conversion will proceed as
// if they did not exist.
SKIP,
// When converting to Unicode, the offending byte sequences are substituted
// by Unicode replacement character (U+FFFD). When converting from Unicode,
// this is the same as SKIP.
SUBSTITUTE,
};
private:
OnStringConversionError() = delete;
};
// Converts between UTF-16 strings and the encoding specified. If the
// encoding doesn't exist or the encoding fails (when on_error is FAIL),
// returns false.
BASE_I18N_EXPORT bool UTF16ToCodepage(base::StringPiece16 utf16,
const char* codepage_name,
OnStringConversionError::Type on_error,
std::string* encoded);
BASE_I18N_EXPORT bool CodepageToUTF16(base::StringPiece encoded,
const char* codepage_name,
OnStringConversionError::Type on_error,
std::u16string* utf16);
// Converts from any codepage to UTF-8 and ensures the resulting UTF-8 is
// normalized.
BASE_I18N_EXPORT bool ConvertToUtf8AndNormalize(base::StringPiece text,
const std::string& charset,
std::string* result);
} // namespace base
#endif // BASE_I18N_ICU_STRING_CONVERSIONS_H_
|
