/usr/include/Poco/UTF32Encoding.h is in libpoco-dev 1.8.0.1-1ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// UTF32Encoding.h
//
// Library: Foundation
// Package: Text
// Module: UTF32Encoding
//
// Definition of the UTF32Encoding class.
//
// Copyright (c) 2004-2007, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_UTF32Encoding_INCLUDED
#define Foundation_UTF32Encoding_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/TextEncoding.h"
namespace Poco {
class Foundation_API UTF32Encoding: public TextEncoding
/// UTF-32 text encoding, as defined in RFC 2781.
///
/// When converting from UTF-32 to Unicode, surrogates are
/// reported as they are - in other words, surrogate pairs
/// are not combined into one Unicode character.
{
public:
enum ByteOrderType
{
BIG_ENDIAN_BYTE_ORDER,
LITTLE_ENDIAN_BYTE_ORDER,
NATIVE_BYTE_ORDER
};
UTF32Encoding(ByteOrderType byteOrder = NATIVE_BYTE_ORDER);
/// Creates and initializes the encoding for the given byte order.
UTF32Encoding(int byteOrderMark);
/// Creates and initializes the encoding for the byte-order
/// indicated by the given byte-order mark, which is the Unicode
/// character 0xFEFF.
~UTF32Encoding();
ByteOrderType getByteOrder() const;
/// Returns the byte-order currently in use.
void setByteOrder(ByteOrderType byteOrder);
/// Sets the byte order.
void setByteOrder(int byteOrderMark);
/// Sets the byte order according to the given
/// byte order mark, which is the Unicode
/// character 0xFEFF.
const char* canonicalName() const;
bool isA(const std::string& encodingName) const;
const CharacterMap& characterMap() const;
int convert(const unsigned char* bytes) const;
int convert(int ch, unsigned char* bytes, int length) const;
int queryConvert(const unsigned char* bytes, int length) const;
int sequenceLength(const unsigned char* bytes, int length) const;
private:
bool _flipBytes;
static const char* _names[];
static const CharacterMap _charMap;
};
} // namespace Poco
#endif // Foundation_UTF32Encoding_INCLUDED
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