/usr/include/wx-3.0/wx/sstream.h is in wx3.0-headers 3.0.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Name: wx/sstream.h
// Purpose: string-based streams
// Author: Vadim Zeitlin
// Modified by:
// Created: 2004-09-19
// Copyright: (c) 2004 Vadim Zeitlin <vadim@wxwindows.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_SSTREAM_H_
#define _WX_SSTREAM_H_
#include "wx/stream.h"
#if wxUSE_STREAMS
// ----------------------------------------------------------------------------
// wxStringInputStream is a stream reading from the given (fixed size) string
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxStringInputStream : public wxInputStream
{
public:
// ctor associates the stream with the given string which makes a copy of
// it
wxStringInputStream(const wxString& s);
virtual wxFileOffset GetLength() const;
virtual bool IsSeekable() const { return true; }
protected:
virtual wxFileOffset OnSysSeek(wxFileOffset ofs, wxSeekMode mode);
virtual wxFileOffset OnSysTell() const;
virtual size_t OnSysRead(void *buffer, size_t size);
private:
// the string that was passed in the ctor
wxString m_str;
// the buffer we're reading from
wxCharBuffer m_buf;
// length of the buffer we're reading from
size_t m_len;
// position in the stream in bytes, *not* in chars
size_t m_pos;
wxDECLARE_NO_COPY_CLASS(wxStringInputStream);
};
// ----------------------------------------------------------------------------
// wxStringOutputStream writes data to the given string, expanding it as needed
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxStringOutputStream : public wxOutputStream
{
public:
// The stream will write data either to the provided string or to an
// internal string which can be retrieved using GetString()
//
// Note that the conversion object should have the life time greater than
// this stream.
wxStringOutputStream(wxString *pString = NULL,
wxMBConv& conv = wxConvUTF8)
: m_conv(conv)
#if wxUSE_UNICODE
, m_unconv(0)
#endif // wxUSE_UNICODE
{
m_str = pString ? pString : &m_strInternal;
m_pos = m_str->length() / sizeof(wxChar);
}
// get the string containing current output
const wxString& GetString() const { return *m_str; }
virtual bool IsSeekable() const { return true; }
protected:
virtual wxFileOffset OnSysTell() const;
virtual size_t OnSysWrite(const void *buffer, size_t size);
private:
// internal string, not used if caller provided his own string
wxString m_strInternal;
// pointer given by the caller or just pointer to m_strInternal
wxString *m_str;
// position in the stream in bytes, *not* in chars
size_t m_pos;
// converter to use: notice that with the default UTF-8 one the input
// stream must contain valid UTF-8 data, use wxConvISO8859_1 to work with
// arbitrary 8 bit data
wxMBConv& m_conv;
#if wxUSE_UNICODE
// unconverted data from the last call to OnSysWrite()
wxMemoryBuffer m_unconv;
#endif // wxUSE_UNICODE
wxDECLARE_NO_COPY_CLASS(wxStringOutputStream);
};
#endif // wxUSE_STREAMS
#endif // _WX_SSTREAM_H_
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