59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
|
|
// 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/string16.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,
|
|
string16* 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_
|