src/common/datstrm.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/common/datstrm.cpp
// Purpose:     Data stream classes
// Author:      Guilhem Lavaux
// Modified by: Mickael Gilabert
// Created:     28/06/98
// RCS-ID:      $Id$
// Copyright:   (c) Guilhem Lavaux
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
  #pragma hdrstop
#endif

#if wxUSE_STREAMS

#include "wx/datstrm.h"

#ifndef WX_PRECOMP
    #include "wx/math.h"
#endif //WX_PRECOMP

// ---------------------------------------------------------------------------
// wxDataInputStream
// ---------------------------------------------------------------------------

#if wxUSE_UNICODE
wxDataInputStream::wxDataInputStream(wxInputStream& s, const wxMBConv& conv)
  : m_input(&s), m_be_order(false), m_conv(conv.Clone())
#else
wxDataInputStream::wxDataInputStream(wxInputStream& s)
  : m_input(&s), m_be_order(false)
#endif
{
}

wxDataInputStream::~wxDataInputStream()
{
#if wxUSE_UNICODE
    delete m_conv;
#endif // wxUSE_UNICODE
}

#if wxUSE_UNICODE
void wxDataInputStream::SetConv( const wxMBConv &conv )
{
    delete m_conv;
    m_conv = conv.Clone();
}
#endif

#if wxHAS_INT64
wxUint64 wxDataInputStream::Read64()
{
  wxUint64 tmp;
  Read64(&tmp, 1);
  return tmp;
}
#endif // wxHAS_INT64

wxUint32 wxDataInputStream::Read32()
{
  wxUint32 i32;

  m_input->Read(&i32, 4);

  if (m_be_order)
    return wxUINT32_SWAP_ON_LE(i32);
  else
    return wxUINT32_SWAP_ON_BE(i32);
}

wxUint16 wxDataInputStream::Read16()
{
  wxUint16 i16;

  m_input->Read(&i16, 2);

  if (m_be_order)
    return wxUINT16_SWAP_ON_LE(i16);
  else
    return wxUINT16_SWAP_ON_BE(i16);
}

wxUint8 wxDataInputStream::Read8()
{
  wxUint8 buf;

  m_input->Read(&buf, 1);
  return (wxUint8)buf;
}

double wxDataInputStream::ReadDouble()
{
#if wxUSE_APPLE_IEEE
  char buf[10];

  m_input->Read(buf, 10);
  return wxConvertFromIeeeExtended((const wxInt8 *)buf);
#else
  return 0.0;
#endif
}

wxString wxDataInputStream::ReadString()
{
    wxString ret;

    const size_t len = Read32();
    if ( len > 0 )
    {
#if wxUSE_UNICODE
        wxCharBuffer tmp(len + 1);
        if ( tmp )
        {
            m_input->Read(tmp.data(), len);
            tmp.data()[len] = '\0';
            ret = m_conv->cMB2WX(tmp.data());
        }
#else
        wxStringBuffer buf(ret, len);
        if ( buf )
            m_input->Read(buf, len);
#endif
    }

    return ret;
}

#if wxUSE_LONGLONG

template <class T>
static
void DoReadLL(T *buffer, size_t size, wxInputStream *input, bool be_order)
{
    typedef T DataType;
    unsigned char *pchBuffer = new unsigned char[size * 8];
    // TODO: Check for overflow when size is of type uint and is > than 512m
    input->Read(pchBuffer, size * 8);
    size_t idx_base = 0;
    if ( be_order )
    {
        for ( size_t uiIndex = 0; uiIndex != size; ++uiIndex )
        {
            buffer[uiIndex] = 0l;
            for ( unsigned ui = 0; ui != 8; ++ui )
            {
                buffer[uiIndex] = buffer[uiIndex] * 256l +
                            DataType((unsigned long) pchBuffer[idx_base + ui]);
            }

            idx_base += 8;
        }
    }
    else // little endian
    {
        for ( size_t uiIndex=0; uiIndex!=size; ++uiIndex )
        {
            buffer[uiIndex] = 0l;
            for ( unsigned ui=0; ui!=8; ++ui )
                buffer[uiIndex] = buffer[uiIndex] * 256l +
                    DataType((unsigned long) pchBuffer[idx_base + 7 - ui]);
            idx_base += 8;
        }
    }
    delete[] pchBuffer;
}

template <class T>
static void DoWriteLL(const T *buffer, size_t size, wxOutputStream *output, bool be_order)
{
    typedef T DataType;
    unsigned char *pchBuffer = new unsigned char[size * 8];
    size_t idx_base = 0;
    if ( be_order )
    {
        for ( size_t uiIndex = 0; uiIndex != size; ++uiIndex )
        {
            DataType i64 = buffer[uiIndex];
            for ( unsigned ui = 0; ui != 8; ++ui )
            {
                pchBuffer[idx_base + 7 - ui] =
                    (unsigned char) (i64.GetLo() & 255l);
                i64 >>= 8l;
            }

            idx_base += 8;
        }
    }
    else // little endian
    {
        for ( size_t uiIndex=0; uiIndex != size; ++uiIndex )
        {
            DataType i64 = buffer[uiIndex];
            for (unsigned ui=0; ui!=8; ++ui)
            {
                pchBuffer[idx_base + ui] =
                    (unsigned char) (i64.GetLo() & 255l);
                i64 >>= 8l;
            }

            idx_base += 8;
        }
    }

    // TODO: Check for overflow when size is of type uint and is > than 512m
    output->Write(pchBuffer, size * 8);
    delete[] pchBuffer;
}

#endif // wxUSE_LONGLONG

#ifdef wxLongLong_t

template <class T>
static
void DoReadI64(T *buffer, size_t size, wxInputStream *input, bool be_order)
{
    typedef T DataType;
    unsigned char *pchBuffer = (unsigned char*) buffer;
    // TODO: Check for overflow when size is of type uint and is > than 512m
    input->Read(pchBuffer, size * 8);
    if ( be_order )
    {
        for ( wxUint32 i = 0; i < size; i++ )
        {
            DataType v = wxUINT64_SWAP_ON_LE(*buffer);
            *(buffer++) = v;
        }
    }
    else // little endian
    {
        for ( wxUint32 i=0; i<size; i++ )
        {
            DataType v = wxUINT64_SWAP_ON_BE(*buffer);
            *(buffer++) = v;
        }
    }
}

template <class T>
static
void DoWriteI64(const T *buffer, size_t size, wxOutputStream *output, bool be_order)
{
  typedef T DataType;
  if ( be_order )
  {
    for ( size_t i = 0; i < size; i++ )
    {
      DataType i64 = wxUINT64_SWAP_ON_LE(*buffer);
      buffer++;
      output->Write(&i64, 8);
    }
  }
  else // little endian
  {
    for ( size_t i=0; i < size; i++ )
    {
      DataType i64 = wxUINT64_SWAP_ON_BE(*buffer);
      buffer++;
      output->Write(&i64, 8);
    }
  }
}

#endif // wxLongLong_t


#if wxHAS_INT64
void wxDataInputStream::Read64(wxUint64 *buffer, size_t size)
{
#ifndef wxLongLong_t
    DoReadLL(buffer, size, m_input, m_be_order);
#else
    DoReadI64(buffer, size, m_input, m_be_order);
#endif
}

void wxDataInputStream::Read64(wxInt64 *buffer, size_t size)
{
#ifndef wxLongLong_t
    DoReadLL(buffer, size, m_input, m_be_order);
#else
    DoReadI64(buffer, size, m_input, m_be_order);
#endif
}
#endif // wxHAS_INT64

#if defined(wxLongLong_t) && wxUSE_LONGLONG
void wxDataInputStream::Read64(wxULongLong *buffer, size_t size)
{
    DoReadLL(buffer, size, m_input, m_be_order);
}

void wxDataInputStream::Read64(wxLongLong *buffer, size_t size)
{
    DoReadLL(buffer, size, m_input, m_be_order);
}
#endif // wxLongLong_t

#if wxUSE_LONGLONG
void wxDataInputStream::ReadLL(wxULongLong *buffer, size_t size)
{
    DoReadLL(buffer, size, m_input, m_be_order);
}

void wxDataInputStream::ReadLL(wxLongLong *buffer, size_t size)
{
    DoReadLL(buffer, size, m_input, m_be_order);
}

wxLongLong wxDataInputStream::ReadLL(void)
{
    wxLongLong ll;
    DoReadLL(&ll, (size_t)1, m_input, m_be_order);
    return ll;
}
#endif // wxUSE_LONGLONG

void wxDataInputStream::Read32(wxUint32 *buffer, size_t size)
{
    m_input->Read(buffer, size * 4);

    if (m_be_order)
    {
        for (wxUint32 i=0; i<size; i++)
        {
            wxUint32 v = wxUINT32_SWAP_ON_LE(*buffer);
            *(buffer++) = v;
        }
    }
    else
    {
        for (wxUint32 i=0; i<size; i++)
        {
            wxUint32 v = wxUINT32_SWAP_ON_BE(*buffer);
            *(buffer++) = v;
        }
    }
}

void wxDataInputStream::Read16(wxUint16 *buffer, size_t size)
{
  m_input->Read(buffer, size * 2);

  if (m_be_order)
  {
    for (wxUint32 i=0; i<size; i++)
    {
      wxUint16 v = wxUINT16_SWAP_ON_LE(*buffer);
      *(buffer++) = v;
    }
  }
  else
  {
    for (wxUint32 i=0; i<size; i++)
    {
      wxUint16 v = wxUINT16_SWAP_ON_BE(*buffer);
      *(buffer++) = v;
    }
  }
}

void wxDataInputStream::Read8(wxUint8 *buffer, size_t size)
{
  m_input->Read(buffer, size);
}

void wxDataInputStream::ReadDouble(double *buffer, size_t size)
{
  for (wxUint32 i=0; i<size; i++)
  {
    *(buffer++) = ReadDouble();
  }
}

wxDataInputStream& wxDataInputStream::operator>>(wxString& s)
{
  s = ReadString();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxInt8& c)
{
  c = (wxInt8)Read8();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxInt16& i)
{
  i = (wxInt16)Read16();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxInt32& i)
{
  i = (wxInt32)Read32();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxUint8& c)
{
  c = Read8();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxUint16& i)
{
  i = Read16();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxUint32& i)
{
  i = Read32();
  return *this;
}

#if wxHAS_INT64
wxDataInputStream& wxDataInputStream::operator>>(wxUint64& i)
{
  i = Read64();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxInt64& i)
{
  i = Read64();
  return *this;
}
#endif // wxHAS_INT64

#if defined(wxLongLong_t) && wxUSE_LONGLONG
wxDataInputStream& wxDataInputStream::operator>>(wxULongLong& i)
{
  i = ReadLL();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(wxLongLong& i)
{
  i = ReadLL();
  return *this;
}
#endif // wxLongLong_t

wxDataInputStream& wxDataInputStream::operator>>(double& i)
{
  i = ReadDouble();
  return *this;
}

wxDataInputStream& wxDataInputStream::operator>>(float& f)
{
  f = (float)ReadDouble();
  return *this;
}

// ---------------------------------------------------------------------------
// wxDataOutputStream
// ---------------------------------------------------------------------------

#if wxUSE_UNICODE
wxDataOutputStream::wxDataOutputStream(wxOutputStream& s, const wxMBConv& conv)
  : m_output(&s), m_be_order(false), m_conv(conv.Clone())
#else
wxDataOutputStream::wxDataOutputStream(wxOutputStream& s)
  : m_output(&s), m_be_order(false)
#endif
{
}

wxDataOutputStream::~wxDataOutputStream()
{
#if wxUSE_UNICODE
    delete m_conv;
#endif // wxUSE_UNICODE
}

#if wxUSE_UNICODE
void wxDataOutputStream::SetConv( const wxMBConv &conv )
{
    delete m_conv;
    m_conv = conv.Clone();
}
#endif

#if wxHAS_INT64
void wxDataOutputStream::Write64(wxUint64 i)
{
  Write64(&i, 1);
}

void wxDataOutputStream::Write64(wxInt64 i)
{
  Write64(&i, 1);
}
#endif // wxHAS_INT64

void wxDataOutputStream::Write32(wxUint32 i)
{
  wxUint32 i32;

  if (m_be_order)
    i32 = wxUINT32_SWAP_ON_LE(i);
  else
    i32 = wxUINT32_SWAP_ON_BE(i);
  m_output->Write(&i32, 4);
}

void wxDataOutputStream::Write16(wxUint16 i)
{
  wxUint16 i16;

  if (m_be_order)
    i16 = wxUINT16_SWAP_ON_LE(i);
  else
    i16 = wxUINT16_SWAP_ON_BE(i);

  m_output->Write(&i16, 2);
}

void wxDataOutputStream::Write8(wxUint8 i)
{
  m_output->Write(&i, 1);
}

void wxDataOutputStream::WriteString(const wxString& string)
{
#if wxUSE_UNICODE
  const wxWX2MBbuf buf = string.mb_str(*m_conv);
#else
  const wxWX2MBbuf buf = string.mb_str();
#endif
  size_t len = strlen(buf);
  Write32(len);
  if (len > 0)
      m_output->Write(buf, len);
}

void wxDataOutputStream::WriteDouble(double d)
{
  char buf[10];

#if wxUSE_APPLE_IEEE
  wxConvertToIeeeExtended(d, (wxInt8 *)buf);
#else
  wxUnusedVar(d);
#if !defined(__VMS__) && !defined(__GNUG__)
# pragma warning "wxDataOutputStream::WriteDouble() not using IeeeExtended - will not work!"
#endif
   buf[0] = '\0';
#endif
  m_output->Write(buf, 10);
}

#if wxHAS_INT64
void wxDataOutputStream::Write64(const wxUint64 *buffer, size_t size)
{
#ifndef wxLongLong_t
    DoWriteLL(buffer, size, m_output, m_be_order);
#else
    DoWriteI64(buffer, size, m_output, m_be_order);
#endif
}

void wxDataOutputStream::Write64(const wxInt64 *buffer, size_t size)
{
#ifndef wxLongLong_t
    DoWriteLL(buffer, size, m_output, m_be_order);
#else
    DoWriteI64(buffer, size, m_output, m_be_order);
#endif
}
#endif // wxHAS_INT64

#if defined(wxLongLong_t) && wxUSE_LONGLONG
void wxDataOutputStream::Write64(const wxULongLong *buffer, size_t size)
{
    DoWriteLL(buffer, size, m_output, m_be_order);
}

void wxDataOutputStream::Write64(const wxLongLong *buffer, size_t size)
{
    DoWriteLL(buffer, size, m_output, m_be_order);
}
#endif // wxLongLong_t

#if wxUSE_LONGLONG
void wxDataOutputStream::WriteLL(const wxULongLong *buffer, size_t size)
{
    DoWriteLL(buffer, size, m_output, m_be_order);
}

void wxDataOutputStream::WriteLL(const wxLongLong *buffer, size_t size)
{
    DoWriteLL(buffer, size, m_output, m_be_order);
}

void wxDataOutputStream::WriteLL(const wxLongLong &ll)
{
    WriteLL(&ll, 1);
}

void wxDataOutputStream::WriteLL(const wxULongLong &ll)
{
    WriteLL(&ll, 1);
}
#endif // wxUSE_LONGLONG

void wxDataOutputStream::Write32(const wxUint32 *buffer, size_t size)
{
  if (m_be_order)
  {
    for (wxUint32 i=0; i<size ;i++)
    {
      wxUint32 i32 = wxUINT32_SWAP_ON_LE(*buffer);
      buffer++;
      m_output->Write(&i32, 4);
    }
  }
  else
  {
    for (wxUint32 i=0; i<size ;i++)
    {
      wxUint32 i32 = wxUINT32_SWAP_ON_BE(*buffer);
      buffer++;
      m_output->Write(&i32, 4);
    }
  }
}

void wxDataOutputStream::Write16(const wxUint16 *buffer, size_t size)
{
  if (m_be_order)
  {
    for (wxUint32 i=0; i<size ;i++)
    {
      wxUint16 i16 = wxUINT16_SWAP_ON_LE(*buffer);
      buffer++;
      m_output->Write(&i16, 2);
    }
  }
  else
  {
    for (wxUint32 i=0; i<size ;i++)
    {
      wxUint16 i16 = wxUINT16_SWAP_ON_BE(*buffer);
      buffer++;
      m_output->Write(&i16, 2);
    }
  }
}

void wxDataOutputStream::Write8(const wxUint8 *buffer, size_t size)
{
  m_output->Write(buffer, size);
}

void wxDataOutputStream::WriteDouble(const double *buffer, size_t size)
{
  for (wxUint32 i=0; i<size; i++)
  {
    WriteDouble(*(buffer++));
  }
}

wxDataOutputStream& wxDataOutputStream::operator<<(const wxString& string)
{
  WriteString(string);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxInt8 c)
{
  Write8((wxUint8)c);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxInt16 i)
{
  Write16((wxUint16)i);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxInt32 i)
{
  Write32((wxUint32)i);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxUint8 c)
{
  Write8(c);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxUint16 i)
{
  Write16(i);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxUint32 i)
{
  Write32(i);
  return *this;
}

#if wxHAS_INT64
wxDataOutputStream& wxDataOutputStream::operator<<(wxUint64 i)
{
  Write64(i);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(wxInt64 i)
{
  Write64(i);
  return *this;
}
#endif // wxHAS_INT64

#if defined(wxLongLong_t) && wxUSE_LONGLONG
wxDataOutputStream& wxDataOutputStream::operator<<(const wxULongLong &i)
{
  WriteLL(i);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(const wxLongLong &i)
{
  WriteLL(i);
  return *this;
}
#endif // wxLongLong_t

wxDataOutputStream& wxDataOutputStream::operator<<(double f)
{
  WriteDouble(f);
  return *this;
}

wxDataOutputStream& wxDataOutputStream::operator<<(float f)
{
  WriteDouble((double)f);
  return *this;
}

#endif
  // wxUSE_STREAMS
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/common/datstrm.cpp
	3	// Purpose: Data stream classes
	4	// Author: Guilhem Lavaux
	5	// Modified by: Mickael Gilabert
	6	// Created: 28/06/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Guilhem Lavaux
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	// For compilers that support precompilation, includes "wx.h".
	13	#include "wx/wxprec.h"
	14
	15	#ifdef __BORLANDC__
	16	#pragma hdrstop
	17	#endif
	18
	19	#if wxUSE_STREAMS
	20
	21	#include "wx/datstrm.h"
	22
	23	#ifndef WX_PRECOMP
	24	#include "wx/math.h"
	25	#endif //WX_PRECOMP
	26
	27	// ---------------------------------------------------------------------------
	28	// wxDataInputStream
	29	// ---------------------------------------------------------------------------
	30
	31	#if wxUSE_UNICODE
	32	wxDataInputStream::wxDataInputStream(wxInputStream& s, const wxMBConv& conv)
	33	: m_input(&s), m_be_order(false), m_conv(conv.Clone())
	34	#else
	35	wxDataInputStream::wxDataInputStream(wxInputStream& s)
	36	: m_input(&s), m_be_order(false)
	37	#endif
	38	{
	39	}
	40
	41	wxDataInputStream::~wxDataInputStream()
	42	{
	43	#if wxUSE_UNICODE
	44	delete m_conv;
	45	#endif // wxUSE_UNICODE
	46	}
	47
	48	#if wxUSE_UNICODE
	49	void wxDataInputStream::SetConv( const wxMBConv &conv )
	50	{
	51	delete m_conv;
	52	m_conv = conv.Clone();
	53	}
	54	#endif
	55
	56	#if wxHAS_INT64
	57	wxUint64 wxDataInputStream::Read64()
	58	{
	59	wxUint64 tmp;
	60	Read64(&tmp, 1);
	61	return tmp;
	62	}
	63	#endif // wxHAS_INT64
	64
	65	wxUint32 wxDataInputStream::Read32()
	66	{
	67	wxUint32 i32;
	68
	69	m_input->Read(&i32, 4);
	70
	71	if (m_be_order)
	72	return wxUINT32_SWAP_ON_LE(i32);
	73	else
	74	return wxUINT32_SWAP_ON_BE(i32);
	75	}
	76
	77	wxUint16 wxDataInputStream::Read16()
	78	{
	79	wxUint16 i16;
	80
	81	m_input->Read(&i16, 2);
	82
	83	if (m_be_order)
	84	return wxUINT16_SWAP_ON_LE(i16);
	85	else
	86	return wxUINT16_SWAP_ON_BE(i16);
	87	}
	88
	89	wxUint8 wxDataInputStream::Read8()
	90	{
	91	wxUint8 buf;
	92
	93	m_input->Read(&buf, 1);
	94	return (wxUint8)buf;
	95	}
	96
	97	double wxDataInputStream::ReadDouble()
	98	{
	99	#if wxUSE_APPLE_IEEE
	100	char buf[10];
	101
	102	m_input->Read(buf, 10);
	103	return wxConvertFromIeeeExtended((const wxInt8 *)buf);
	104	#else
	105	return 0.0;
	106	#endif
	107	}
	108
	109	wxString wxDataInputStream::ReadString()
	110	{
	111	wxString ret;
	112
	113	const size_t len = Read32();
	114	if ( len > 0 )
	115	{
	116	#if wxUSE_UNICODE
	117	wxCharBuffer tmp(len + 1);
	118	if ( tmp )
	119	{
	120	m_input->Read(tmp.data(), len);
	121	tmp.data()[len] = '\0';
	122	ret = m_conv->cMB2WX(tmp.data());
	123	}
	124	#else
	125	wxStringBuffer buf(ret, len);
	126	if ( buf )
	127	m_input->Read(buf, len);
	128	#endif
	129	}
	130
	131	return ret;
	132	}
	133
	134	#if wxUSE_LONGLONG
	135
	136	template <class T>
	137	static
	138	void DoReadLL(T buffer, size_t size, wxInputStream input, bool be_order)
	139	{
	140	typedef T DataType;
	141	unsigned char pchBuffer = new unsigned char[size 8];
	142	// TODO: Check for overflow when size is of type uint and is > than 512m
	143	input->Read(pchBuffer, size * 8);
	144	size_t idx_base = 0;
	145	if ( be_order )
	146	{
	147	for ( size_t uiIndex = 0; uiIndex != size; ++uiIndex )
	148	{
	149	buffer[uiIndex] = 0l;
	150	for ( unsigned ui = 0; ui != 8; ++ui )
	151	{
	152	buffer[uiIndex] = buffer[uiIndex] * 256l +
	153	DataType((unsigned long) pchBuffer[idx_base + ui]);
	154	}
	155
	156	idx_base += 8;
	157	}
	158	}
	159	else // little endian
	160	{
	161	for ( size_t uiIndex=0; uiIndex!=size; ++uiIndex )
	162	{
	163	buffer[uiIndex] = 0l;
	164	for ( unsigned ui=0; ui!=8; ++ui )
	165	buffer[uiIndex] = buffer[uiIndex] * 256l +
	166	DataType((unsigned long) pchBuffer[idx_base + 7 - ui]);
	167	idx_base += 8;
	168	}
	169	}
	170	delete[] pchBuffer;
	171	}
	172
	173	template <class T>
	174	static void DoWriteLL(const T buffer, size_t size, wxOutputStream output, bool be_order)
	175	{
	176	typedef T DataType;
	177	unsigned char pchBuffer = new unsigned char[size 8];
	178	size_t idx_base = 0;
	179	if ( be_order )
	180	{
	181	for ( size_t uiIndex = 0; uiIndex != size; ++uiIndex )
	182	{
	183	DataType i64 = buffer[uiIndex];
	184	for ( unsigned ui = 0; ui != 8; ++ui )
	185	{
	186	pchBuffer[idx_base + 7 - ui] =
	187	(unsigned char) (i64.GetLo() & 255l);
	188	i64 >>= 8l;
	189	}
	190
	191	idx_base += 8;
	192	}
	193	}
	194	else // little endian
	195	{
	196	for ( size_t uiIndex=0; uiIndex != size; ++uiIndex )
	197	{
	198	DataType i64 = buffer[uiIndex];
	199	for (unsigned ui=0; ui!=8; ++ui)
	200	{
	201	pchBuffer[idx_base + ui] =
	202	(unsigned char) (i64.GetLo() & 255l);
	203	i64 >>= 8l;
	204	}
	205
	206	idx_base += 8;
	207	}
	208	}
	209
	210	// TODO: Check for overflow when size is of type uint and is > than 512m
	211	output->Write(pchBuffer, size * 8);
	212	delete[] pchBuffer;
	213	}
	214
	215	#endif // wxUSE_LONGLONG
	216
	217	#ifdef wxLongLong_t
	218
	219	template <class T>
	220	static
	221	void DoReadI64(T buffer, size_t size, wxInputStream input, bool be_order)
	222	{
	223	typedef T DataType;
	224	unsigned char pchBuffer = (unsigned char) buffer;
	225	// TODO: Check for overflow when size is of type uint and is > than 512m
	226	input->Read(pchBuffer, size * 8);
	227	if ( be_order )
	228	{
	229	for ( wxUint32 i = 0; i < size; i++ )
	230	{
	231	DataType v = wxUINT64_SWAP_ON_LE(*buffer);
	232	*(buffer++) = v;
	233	}
	234	}
	235	else // little endian
	236	{
	237	for ( wxUint32 i=0; i<size; i++ )
	238	{
	239	DataType v = wxUINT64_SWAP_ON_BE(*buffer);
	240	*(buffer++) = v;
	241	}
	242	}
	243	}
	244
	245	template <class T>
	246	static
	247	void DoWriteI64(const T buffer, size_t size, wxOutputStream output, bool be_order)
	248	{
	249	typedef T DataType;
	250	if ( be_order )
	251	{
	252	for ( size_t i = 0; i < size; i++ )
	253	{
	254	DataType i64 = wxUINT64_SWAP_ON_LE(*buffer);
	255	buffer++;
	256	output->Write(&i64, 8);
	257	}
	258	}
	259	else // little endian
	260	{
	261	for ( size_t i=0; i < size; i++ )
	262	{
	263	DataType i64 = wxUINT64_SWAP_ON_BE(*buffer);
	264	buffer++;
	265	output->Write(&i64, 8);
	266	}
	267	}
	268	}
	269
	270	#endif // wxLongLong_t
	271
	272
	273	#if wxHAS_INT64
	274	void wxDataInputStream::Read64(wxUint64 *buffer, size_t size)
	275	{
	276	#ifndef wxLongLong_t
	277	DoReadLL(buffer, size, m_input, m_be_order);
	278	#else
	279	DoReadI64(buffer, size, m_input, m_be_order);
	280	#endif
	281	}
	282
	283	void wxDataInputStream::Read64(wxInt64 *buffer, size_t size)
	284	{
	285	#ifndef wxLongLong_t
	286	DoReadLL(buffer, size, m_input, m_be_order);
	287	#else
	288	DoReadI64(buffer, size, m_input, m_be_order);
	289	#endif
	290	}
	291	#endif // wxHAS_INT64
	292
	293	#if defined(wxLongLong_t) && wxUSE_LONGLONG
	294	void wxDataInputStream::Read64(wxULongLong *buffer, size_t size)
	295	{
	296	DoReadLL(buffer, size, m_input, m_be_order);
	297	}
	298
	299	void wxDataInputStream::Read64(wxLongLong *buffer, size_t size)
	300	{
	301	DoReadLL(buffer, size, m_input, m_be_order);
	302	}
	303	#endif // wxLongLong_t
	304
	305	#if wxUSE_LONGLONG
	306	void wxDataInputStream::ReadLL(wxULongLong *buffer, size_t size)
	307	{
	308	DoReadLL(buffer, size, m_input, m_be_order);
	309	}
	310
	311	void wxDataInputStream::ReadLL(wxLongLong *buffer, size_t size)
	312	{
	313	DoReadLL(buffer, size, m_input, m_be_order);
	314	}
	315
	316	wxLongLong wxDataInputStream::ReadLL(void)
	317	{
	318	wxLongLong ll;
	319	DoReadLL(&ll, (size_t)1, m_input, m_be_order);
	320	return ll;
	321	}
	322	#endif // wxUSE_LONGLONG
	323
	324	void wxDataInputStream::Read32(wxUint32 *buffer, size_t size)
	325	{
	326	m_input->Read(buffer, size * 4);
	327
	328	if (m_be_order)
	329	{
	330	for (wxUint32 i=0; i<size; i++)
	331	{
	332	wxUint32 v = wxUINT32_SWAP_ON_LE(*buffer);
	333	*(buffer++) = v;
	334	}
	335	}
	336	else
	337	{
	338	for (wxUint32 i=0; i<size; i++)
	339	{
	340	wxUint32 v = wxUINT32_SWAP_ON_BE(*buffer);
	341	*(buffer++) = v;
	342	}
	343	}
	344	}
	345
	346	void wxDataInputStream::Read16(wxUint16 *buffer, size_t size)
	347	{
	348	m_input->Read(buffer, size * 2);
	349
	350	if (m_be_order)
	351	{
	352	for (wxUint32 i=0; i<size; i++)
	353	{
	354	wxUint16 v = wxUINT16_SWAP_ON_LE(*buffer);
	355	*(buffer++) = v;
	356	}
	357	}
	358	else
	359	{
	360	for (wxUint32 i=0; i<size; i++)
	361	{
	362	wxUint16 v = wxUINT16_SWAP_ON_BE(*buffer);
	363	*(buffer++) = v;
	364	}
	365	}
	366	}
	367
	368	void wxDataInputStream::Read8(wxUint8 *buffer, size_t size)
	369	{
	370	m_input->Read(buffer, size);
	371	}
	372
	373	void wxDataInputStream::ReadDouble(double *buffer, size_t size)
	374	{
	375	for (wxUint32 i=0; i<size; i++)
	376	{
	377	*(buffer++) = ReadDouble();
	378	}
	379	}
	380
	381	wxDataInputStream& wxDataInputStream::operator>>(wxString& s)
	382	{
	383	s = ReadString();
	384	return *this;
	385	}
	386
	387	wxDataInputStream& wxDataInputStream::operator>>(wxInt8& c)
	388	{
	389	c = (wxInt8)Read8();
	390	return *this;
	391	}
	392
	393	wxDataInputStream& wxDataInputStream::operator>>(wxInt16& i)
	394	{
	395	i = (wxInt16)Read16();
	396	return *this;
	397	}
	398
	399	wxDataInputStream& wxDataInputStream::operator>>(wxInt32& i)
	400	{
	401	i = (wxInt32)Read32();
	402	return *this;
	403	}
	404
	405	wxDataInputStream& wxDataInputStream::operator>>(wxUint8& c)
	406	{
	407	c = Read8();
	408	return *this;
	409	}
	410
	411	wxDataInputStream& wxDataInputStream::operator>>(wxUint16& i)
	412	{
	413	i = Read16();
	414	return *this;
	415	}
	416
	417	wxDataInputStream& wxDataInputStream::operator>>(wxUint32& i)
	418	{
	419	i = Read32();
	420	return *this;
	421	}
	422
	423	#if wxHAS_INT64
	424	wxDataInputStream& wxDataInputStream::operator>>(wxUint64& i)
	425	{
	426	i = Read64();
	427	return *this;
	428	}
	429
	430	wxDataInputStream& wxDataInputStream::operator>>(wxInt64& i)
	431	{
	432	i = Read64();
	433	return *this;
	434	}
	435	#endif // wxHAS_INT64
	436
	437	#if defined(wxLongLong_t) && wxUSE_LONGLONG
	438	wxDataInputStream& wxDataInputStream::operator>>(wxULongLong& i)
	439	{
	440	i = ReadLL();
	441	return *this;
	442	}
	443
	444	wxDataInputStream& wxDataInputStream::operator>>(wxLongLong& i)
	445	{
	446	i = ReadLL();
	447	return *this;
	448	}
	449	#endif // wxLongLong_t
	450
	451	wxDataInputStream& wxDataInputStream::operator>>(double& i)
	452	{
	453	i = ReadDouble();
	454	return *this;
	455	}
	456
	457	wxDataInputStream& wxDataInputStream::operator>>(float& f)
	458	{
	459	f = (float)ReadDouble();
	460	return *this;
	461	}
	462
	463	// ---------------------------------------------------------------------------
	464	// wxDataOutputStream
	465	// ---------------------------------------------------------------------------
	466
	467	#if wxUSE_UNICODE
	468	wxDataOutputStream::wxDataOutputStream(wxOutputStream& s, const wxMBConv& conv)
	469	: m_output(&s), m_be_order(false), m_conv(conv.Clone())
	470	#else
	471	wxDataOutputStream::wxDataOutputStream(wxOutputStream& s)
	472	: m_output(&s), m_be_order(false)
	473	#endif
	474	{
	475	}
	476
	477	wxDataOutputStream::~wxDataOutputStream()
	478	{
	479	#if wxUSE_UNICODE
	480	delete m_conv;
	481	#endif // wxUSE_UNICODE
	482	}
	483
	484	#if wxUSE_UNICODE
	485	void wxDataOutputStream::SetConv( const wxMBConv &conv )
	486	{
	487	delete m_conv;
	488	m_conv = conv.Clone();
	489	}
	490	#endif
	491
	492	#if wxHAS_INT64
	493	void wxDataOutputStream::Write64(wxUint64 i)
	494	{
	495	Write64(&i, 1);
	496	}
	497
	498	void wxDataOutputStream::Write64(wxInt64 i)
	499	{
	500	Write64(&i, 1);
	501	}
	502	#endif // wxHAS_INT64
	503
	504	void wxDataOutputStream::Write32(wxUint32 i)
	505	{
	506	wxUint32 i32;
	507
	508	if (m_be_order)
	509	i32 = wxUINT32_SWAP_ON_LE(i);
	510	else
	511	i32 = wxUINT32_SWAP_ON_BE(i);
	512	m_output->Write(&i32, 4);
	513	}
	514
	515	void wxDataOutputStream::Write16(wxUint16 i)
	516	{
	517	wxUint16 i16;
	518
	519	if (m_be_order)
	520	i16 = wxUINT16_SWAP_ON_LE(i);
	521	else
	522	i16 = wxUINT16_SWAP_ON_BE(i);
	523
	524	m_output->Write(&i16, 2);
	525	}
	526
	527	void wxDataOutputStream::Write8(wxUint8 i)
	528	{
	529	m_output->Write(&i, 1);
	530	}
	531
	532	void wxDataOutputStream::WriteString(const wxString& string)
	533	{
	534	#if wxUSE_UNICODE
	535	const wxWX2MBbuf buf = string.mb_str(*m_conv);
	536	#else
	537	const wxWX2MBbuf buf = string.mb_str();
	538	#endif
	539	size_t len = strlen(buf);
	540	Write32(len);
	541	if (len > 0)
	542	m_output->Write(buf, len);
	543	}
	544
	545	void wxDataOutputStream::WriteDouble(double d)
	546	{
	547	char buf[10];
	548
	549	#if wxUSE_APPLE_IEEE
	550	wxConvertToIeeeExtended(d, (wxInt8 *)buf);
	551	#else
	552	wxUnusedVar(d);
	553	#if !defined(__VMS__) && !defined(__GNUG__)
	554	# pragma warning "wxDataOutputStream::WriteDouble() not using IeeeExtended - will not work!"
	555	#endif
	556	buf[0] = '\0';
	557	#endif
	558	m_output->Write(buf, 10);
	559	}
	560
	561	#if wxHAS_INT64
	562	void wxDataOutputStream::Write64(const wxUint64 *buffer, size_t size)
	563	{
	564	#ifndef wxLongLong_t
	565	DoWriteLL(buffer, size, m_output, m_be_order);
	566	#else
	567	DoWriteI64(buffer, size, m_output, m_be_order);
	568	#endif
	569	}
	570
	571	void wxDataOutputStream::Write64(const wxInt64 *buffer, size_t size)
	572	{
	573	#ifndef wxLongLong_t
	574	DoWriteLL(buffer, size, m_output, m_be_order);
	575	#else
	576	DoWriteI64(buffer, size, m_output, m_be_order);
	577	#endif
	578	}
	579	#endif // wxHAS_INT64
	580
	581	#if defined(wxLongLong_t) && wxUSE_LONGLONG
	582	void wxDataOutputStream::Write64(const wxULongLong *buffer, size_t size)
	583	{
	584	DoWriteLL(buffer, size, m_output, m_be_order);
	585	}
	586
	587	void wxDataOutputStream::Write64(const wxLongLong *buffer, size_t size)
	588	{
	589	DoWriteLL(buffer, size, m_output, m_be_order);
	590	}
	591	#endif // wxLongLong_t
	592
	593	#if wxUSE_LONGLONG
	594	void wxDataOutputStream::WriteLL(const wxULongLong *buffer, size_t size)
	595	{
	596	DoWriteLL(buffer, size, m_output, m_be_order);
	597	}
	598
	599	void wxDataOutputStream::WriteLL(const wxLongLong *buffer, size_t size)
	600	{
	601	DoWriteLL(buffer, size, m_output, m_be_order);
	602	}
	603
	604	void wxDataOutputStream::WriteLL(const wxLongLong &ll)
	605	{
	606	WriteLL(&ll, 1);
	607	}
	608
	609	void wxDataOutputStream::WriteLL(const wxULongLong &ll)
	610	{
	611	WriteLL(&ll, 1);
	612	}
	613	#endif // wxUSE_LONGLONG
	614
	615	void wxDataOutputStream::Write32(const wxUint32 *buffer, size_t size)
	616	{
	617	if (m_be_order)
	618	{
	619	for (wxUint32 i=0; i<size ;i++)
	620	{
	621	wxUint32 i32 = wxUINT32_SWAP_ON_LE(*buffer);
	622	buffer++;
	623	m_output->Write(&i32, 4);
	624	}
	625	}
	626	else
	627	{
	628	for (wxUint32 i=0; i<size ;i++)
	629	{
	630	wxUint32 i32 = wxUINT32_SWAP_ON_BE(*buffer);
	631	buffer++;
	632	m_output->Write(&i32, 4);
	633	}
	634	}
	635	}
	636
	637	void wxDataOutputStream::Write16(const wxUint16 *buffer, size_t size)
	638	{
	639	if (m_be_order)
	640	{
	641	for (wxUint32 i=0; i<size ;i++)
	642	{
	643	wxUint16 i16 = wxUINT16_SWAP_ON_LE(*buffer);
	644	buffer++;
	645	m_output->Write(&i16, 2);
	646	}
	647	}
	648	else
	649	{
	650	for (wxUint32 i=0; i<size ;i++)
	651	{
	652	wxUint16 i16 = wxUINT16_SWAP_ON_BE(*buffer);
	653	buffer++;
	654	m_output->Write(&i16, 2);
	655	}
	656	}
	657	}
	658
	659	void wxDataOutputStream::Write8(const wxUint8 *buffer, size_t size)
	660	{
	661	m_output->Write(buffer, size);
	662	}
	663
	664	void wxDataOutputStream::WriteDouble(const double *buffer, size_t size)
	665	{
	666	for (wxUint32 i=0; i<size; i++)
	667	{
	668	WriteDouble(*(buffer++));
	669	}
	670	}
	671
	672	wxDataOutputStream& wxDataOutputStream::operator<<(const wxString& string)
	673	{
	674	WriteString(string);
	675	return *this;
	676	}
	677
	678	wxDataOutputStream& wxDataOutputStream::operator<<(wxInt8 c)
	679	{
	680	Write8((wxUint8)c);
	681	return *this;
	682	}
	683
	684	wxDataOutputStream& wxDataOutputStream::operator<<(wxInt16 i)
	685	{
	686	Write16((wxUint16)i);
	687	return *this;
	688	}
	689
	690	wxDataOutputStream& wxDataOutputStream::operator<<(wxInt32 i)
	691	{
	692	Write32((wxUint32)i);
	693	return *this;
	694	}
	695
	696	wxDataOutputStream& wxDataOutputStream::operator<<(wxUint8 c)
	697	{
	698	Write8(c);
	699	return *this;
	700	}
	701
	702	wxDataOutputStream& wxDataOutputStream::operator<<(wxUint16 i)
	703	{
	704	Write16(i);
	705	return *this;
	706	}
	707
	708	wxDataOutputStream& wxDataOutputStream::operator<<(wxUint32 i)
	709	{
	710	Write32(i);
	711	return *this;
	712	}
	713
	714	#if wxHAS_INT64
	715	wxDataOutputStream& wxDataOutputStream::operator<<(wxUint64 i)
	716	{
	717	Write64(i);
	718	return *this;
	719	}
	720
	721	wxDataOutputStream& wxDataOutputStream::operator<<(wxInt64 i)
	722	{
	723	Write64(i);
	724	return *this;
	725	}
	726	#endif // wxHAS_INT64
	727
	728	#if defined(wxLongLong_t) && wxUSE_LONGLONG
	729	wxDataOutputStream& wxDataOutputStream::operator<<(const wxULongLong &i)
	730	{
	731	WriteLL(i);
	732	return *this;
	733	}
	734
	735	wxDataOutputStream& wxDataOutputStream::operator<<(const wxLongLong &i)
	736	{
	737	WriteLL(i);
	738	return *this;
	739	}
	740	#endif // wxLongLong_t
	741
	742	wxDataOutputStream& wxDataOutputStream::operator<<(double f)
	743	{
	744	WriteDouble(f);
	745	return *this;
	746	}
	747
	748	wxDataOutputStream& wxDataOutputStream::operator<<(float f)
	749	{
	750	WriteDouble((double)f);
	751	return *this;
	752	}
	753
	754	#endif
	755	// wxUSE_STREAMS