/usr/include/ngs/StringRef.hpp is in libngs-sdk-dev 1.3.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* PUBLIC DOMAIN NOTICE
* National Center for Biotechnology Information
*
* This software/database is a "United States Government Work" under the
* terms of the United States Copyright Act. It was written as part of
* the author's official duties as a United States Government employee and
* thus cannot be copyrighted. This software/database is freely available
* to the public for use. The National Library of Medicine and the U.S.
* Government have not placed any restriction on its use or reproduction.
*
* Although all reasonable efforts have been taken to ensure the accuracy
* and reliability of the software and data, the NLM and the U.S.
* Government do not and cannot warrant the performance or results that
* may be obtained by using this software or data. The NLM and the U.S.
* Government disclaim all warranties, express or implied, including
* warranties of performance, merchantability or fitness for any particular
* purpose.
*
* Please cite the author in any work or product based on this material.
*
* ===========================================================================
*
*/
#ifndef _hpp_ngs_stringref_
#define _hpp_ngs_stringref_
#ifndef _hpp_ngs_error_msg_
#include <ngs/ErrorMsg.hpp>
#endif
#include <string>
#include <cstdlib>
#include <iostream>
namespace ngs
{
/*----------------------------------------------------------------------
* forwards and typedefs
*/
class StringItf;
typedef :: std :: string String;
/*----------------------------------------------------------------------
* StringRef
* a simple reference to textual data
* main purpose is to avoid copying
* provides a cast operator to create a language-specific String
*/
class StringRef
{
public:
/* data
* return character string
* NOT necessarily NUL-terminated
*/
const char * data () const
throw ();
/* size
* return size of string in bytes
*/
size_t size () const
throw ();
/* substr
* create a substring of the original
* almost certainly NOT NUL-terminated
* "offset" is zero-based
*/
StringRef substr ( size_t offset ) const
throw ( ErrorMsg );
StringRef substr ( size_t offset, size_t size ) const
throw ( ErrorMsg );
/* toString
* create a normal C++ string
* copies data
* "offset" is zero-based
*/
String toString () const
throw ( ErrorMsg );
String toString ( size_t offset ) const
throw ( ErrorMsg );
String toString ( size_t offset, size_t size ) const
throw ( ErrorMsg );
public:
// C++ support
StringRef ( StringItf * ref )
throw ();
StringRef ( const StringRef & obj )
throw ();
StringRef & operator = ( const StringRef & obj )
throw ();
~ StringRef ()
throw ();
private:
StringRef & operator = ( StringItf * ref )
throw ();
StringItf * self;
};
// support for C++ ostream
:: std :: ostream & operator << ( :: std :: ostream & s, const StringRef & str );
} // namespace ngs
// inlines
#ifndef _inl_ngs_stringref_
#include <ngs/inl/StringRef.hpp>
#endif
#endif // _hpp_ngs_stringref_
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