X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/47d67540a017101b3e46abe9ef0f55914d8de37e..27c78e4552aaefac9a4db0d4453eff09cdfef2ad:/src/common/datstrm.cpp

diff --git a/src/common/datstrm.cpp b/src/common/datstrm.cpp
index 495885e418..0a02f17e8f 100644
--- a/src/common/datstrm.cpp
+++ b/src/common/datstrm.cpp
@@ -2,210 +2,484 @@
 // Name:        datstrm.cpp
 // Purpose:     Data stream classes
 // Author:      Guilhem Lavaux
-// Modified by:
+// Modified by: Mickael Gilabert
 // Created:     28/06/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Guilhem Lavaux 
-// Licence:   	wxWindows license
+// Copyright:   (c) Guilhem Lavaux
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "datstrm.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+  #pragma hdrstop
 #endif
 
-#ifndef WX_PRECOMP
-#include "wx/defs.h"
-#endif
+#if wxUSE_STREAMS
 
 #include "wx/datstrm.h"
+#include "wx/math.h"
 
 // ---------------------------------------------------------------------------
 // wxDataInputStream
 // ---------------------------------------------------------------------------
 
+#if wxUSE_UNICODE
+wxDataInputStream::wxDataInputStream(wxInputStream& s, wxMBConv& conv)
+  : m_input(&s), m_be_order(false), m_conv(conv)
+#else
 wxDataInputStream::wxDataInputStream(wxInputStream& s)
-  : wxFilterInputStream(s)
+  : m_input(&s), m_be_order(false)
+#endif
 {
 }
 
-wxDataInputStream::~wxDataInputStream()
+wxUint64 wxDataInputStream::Read64()
 {
+  wxUint64 i64;
+
+  m_input->Read(&i64, 8);
+
+  if (m_be_order)
+    return wxUINT64_SWAP_ON_LE(i64);
+  else
+    return wxUINT64_SWAP_ON_BE(i64);
 }
 
-unsigned long wxDataInputStream::Read32()
+wxUint32 wxDataInputStream::Read32()
 {
-  char buf[4];
+  wxUint32 i32;
 
-  Read(buf, 4);
+  m_input->Read(&i32, 4);
 
-  return (unsigned long)buf[0] |
-         ((unsigned long)buf[1] << 8) |
-         ((unsigned long)buf[2] << 16) |
-         ((unsigned long)buf[3] << 24);
+  if (m_be_order)
+    return wxUINT32_SWAP_ON_LE(i32);
+  else
+    return wxUINT32_SWAP_ON_BE(i32);
 }
 
-unsigned short wxDataInputStream::Read16()
+wxUint16 wxDataInputStream::Read16()
 {
-  char buf[2];
+  wxUint16 i16;
 
-  Read(buf, 2);
+  m_input->Read(&i16, 2);
 
-  return (unsigned short)buf[0] |
-         ((unsigned short)buf[1] << 8);
+  if (m_be_order)
+    return wxUINT16_SWAP_ON_LE(i16);
+  else
+    return wxUINT16_SWAP_ON_BE(i16);
 }
 
-unsigned char wxDataInputStream::Read8()
+wxUint8 wxDataInputStream::Read8()
 {
-  char buf;
+  wxUint8 buf;
 
-  Read(&buf, 1);
-  return (unsigned char)buf;
+  m_input->Read(&buf, 1);
+  return (wxUint8)buf;
 }
 
-// Must be at global scope for VC++ 5
-extern "C" double ConvertFromIeeeExtended(const unsigned char *bytes);
-
 double wxDataInputStream::ReadDouble()
 {
 #if wxUSE_APPLE_IEEE
   char buf[10];
 
-  Read(buf, 10);
-  return ConvertFromIeeeExtended((unsigned char *)buf);
+  m_input->Read(buf, 10);
+  return ConvertFromIeeeExtended((const wxInt8 *)buf);
 #else
   return 0.0;
 #endif
 }
 
-wxString wxDataInputStream::ReadLine()
-{
-  char c, last_endl = 0;
-  bool end_line = FALSE;
-  wxString line;
-
-  while (!end_line) {
-    c = GetC();
-    switch (c) {
-    case '\n':
-      end_line = TRUE;
-      break;
-    case '\r':
-      last_endl = '\r';
-      break;
-    default:
-      if (last_endl == '\r') {
-        end_line = TRUE;
-        InputStreamBuffer()->WriteBack(c);
-        break;
-      }
-      line += c;
-      break;
-    } 
+wxString wxDataInputStream::ReadString()
+{
+  size_t len;
+
+  len = Read32();
+
+  if (len > 0)
+  {
+#if wxUSE_UNICODE
+    wxCharBuffer tmp(len + 1);
+    m_input->Read(tmp.data(), len);
+    tmp.data()[len] = '\0';
+    wxString ret(m_conv.cMB2WX(tmp.data()));
+#else
+    wxString ret;
+    m_input->Read( wxStringBuffer(ret, len), len);
+#endif
+    return ret;
   }
-  return line;
+  else
+    return wxEmptyString;
 }
 
-wxString wxDataInputStream::ReadString()
+void wxDataInputStream::Read64(wxUint64 *buffer, size_t size)
 {
-  wxString wx_string;
-  char *string;
-  unsigned long len;
+  m_input->Read(buffer, size * 8);
+
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size; i++)
+    {
+      wxUint64 v = wxUINT64_SWAP_ON_LE(*buffer);
+      *(buffer++) = v;
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size; i++)
+    {
+      wxUint64 v = wxUINT64_SWAP_ON_BE(*buffer);
+      *(buffer++) = v;
+    }
+  }
+}
 
-  len = Read32();
-  string = new char[len+1];
+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;
+        }
+    }
+}
 
-  Read(string, len);
+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;
+    }
+  }
+}
 
-  string[len] = 0;
-  wx_string = string;
-  delete string;
+void wxDataInputStream::Read8(wxUint8 *buffer, size_t size)
+{
+  m_input->Read(buffer, size);
+}
 
-  return wx_string;
+void wxDataInputStream::ReadDouble(double *buffer, size_t size)
+{
+  for (wxUint32 i=0; i<size; i++)
+  {
+    *(buffer++) = ReadDouble();
+  }
 }
 
-// ---------------------------------------------------------------------------
-// wxDataOutputStream
-// ---------------------------------------------------------------------------
+wxDataInputStream& wxDataInputStream::operator>>(wxString& s)
+{
+  s = ReadString();
+  return *this;
+}
 
-wxDataOutputStream::wxDataOutputStream(wxOutputStream& s)
- : wxFilterOutputStream(s)
+wxDataInputStream& wxDataInputStream::operator>>(wxInt8& c)
 {
+  c = (wxInt8)Read8();
+  return *this;
 }
 
-wxDataOutputStream::~wxDataOutputStream()
+wxDataInputStream& wxDataInputStream::operator>>(wxInt16& i)
 {
+  i = (wxInt16)Read16();
+  return *this;
 }
 
-void wxDataOutputStream::Write32(unsigned long i)
+wxDataInputStream& wxDataInputStream::operator>>(wxInt32& i)
 {
-  char buf[4];
+  i = (wxInt32)Read32();
+  return *this;
+}
+
+wxDataInputStream& wxDataInputStream::operator>>(wxUint8& c)
+{
+  c = Read8();
+  return *this;
+}
 
-  buf[0] = i & 0xff;
-  buf[1] = (i >> 8) & 0xff;
-  buf[2] = (i >> 16) & 0xff;
-  buf[3] = (i >> 24) & 0xff;
-  Write(buf, 4);
+wxDataInputStream& wxDataInputStream::operator>>(wxUint16& i)
+{
+  i = Read16();
+  return *this;
 }
 
-void wxDataOutputStream::Write16(unsigned short i)
+wxDataInputStream& wxDataInputStream::operator>>(wxUint32& i)
 {
-  char buf[2];
+  i = Read32();
+  return *this;
+}
 
-  buf[0] = i & 0xff;
-  buf[1] = (i >> 8) & 0xff;
-  Write(buf, 2);
+wxDataInputStream& wxDataInputStream::operator>>(wxUint64& i)
+{
+  i = Read64();
+  return *this;
 }
 
-void wxDataOutputStream::Write8(unsigned char i)
+wxDataInputStream& wxDataInputStream::operator>>(double& i)
 {
-  Write(&i, 1);
+  i = ReadDouble();
+  return *this;
 }
 
-void wxDataOutputStream::WriteLine(const wxString& line)
+wxDataInputStream& wxDataInputStream::operator>>(float& f)
 {
-#ifdef __WXMSW__
-  wxString tmp_string = line + "\r\n";
+  f = (float)ReadDouble();
+  return *this;
+}
+
+// ---------------------------------------------------------------------------
+// wxDataOutputStream
+// ---------------------------------------------------------------------------
+
+#if wxUSE_UNICODE
+wxDataOutputStream::wxDataOutputStream(wxOutputStream& s, wxMBConv& conv)
+  : m_output(&s), m_be_order(false), m_conv(conv)
 #else
-  wxString tmp_string = line + '\n';
+wxDataOutputStream::wxDataOutputStream(wxOutputStream& s)
+  : m_output(&s), m_be_order(false)
 #endif
+{
+}
 
-  Write((const char *) tmp_string, tmp_string.Length());
+void wxDataOutputStream::Write64(wxUint64 i)
+{
+  wxUint64 i64;
+
+  if (m_be_order)
+    i64 = wxUINT64_SWAP_ON_LE(i);
+  else
+    i64 = wxUINT64_SWAP_ON_BE(i);
+  m_output->Write(&i64, 8);
 }
 
-void wxDataOutputStream::WriteString(const wxString& string)
+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)
 {
-  Write32(string.Length());
-  Write((const char *) string, string.Length());
+  m_output->Write(&i, 1);
 }
 
-// Must be at global scope for VC++ 5
-extern "C" void ConvertToIeeeExtended(double num, unsigned char *bytes);
+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
-  ConvertToIeeeExtended(d, (unsigned char *)buf);
+  ConvertToIeeeExtended(d, (wxInt8 *)buf);
 #else
-#  pragma warning "wxDataStream::WriteDouble() not using IeeeExtended - will not work!"
- buf[0] = '\0';
+#if !defined(__VMS__) && !defined(__GNUG__)
+# pragma warning "wxDataOutputStream::WriteDouble() not using IeeeExtended - will not work!"
 #endif
-  Write(buf, 10);
+   buf[0] = '\0';
+#endif
+  m_output->Write(buf, 10);
 }
 
-// ---------------------------------------------------------------------------
-// wxDataStream
-// ---------------------------------------------------------------------------
+void wxDataOutputStream::Write64(const wxUint64 *buffer, size_t size)
+{
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint64 i64 = wxUINT64_SWAP_ON_LE(*buffer);
+      buffer++;
+      m_output->Write(&i64, 8);
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint64 i64 = wxUINT64_SWAP_ON_BE(*buffer);
+      buffer++;
+      m_output->Write(&i64, 8);
+    }
+  }
+}
+
+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++));
+  }
+}
 
-wxDataStream::wxDataStream(wxStream& stream)
- : wxDataInputStream(stream), wxDataOutputStream(stream)
+wxDataOutputStream& wxDataOutputStream::operator<<(const wxChar *string)
 {
+  Write32(wxStrlen(string));
+  m_output->Write((const char *)string, wxStrlen(string)*sizeof(wxChar));
+  return *this;
 }
+
+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;
+}
+
+wxDataOutputStream& wxDataOutputStream::operator<<(wxUint64 i)
+{
+  Write64(i);
+  return *this;
+}
+
+wxDataOutputStream& wxDataOutputStream::operator<<(double f)
+{
+  WriteDouble(f);
+  return *this;
+}
+
+wxDataOutputStream& wxDataOutputStream::operator<<(float f)
+{
+  WriteDouble((double)f);
+  return *this;
+}
+
+#endif
+  // wxUSE_STREAMS
+