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[wxWidgets.git] / src / common / datstrm.cpp

diff --git a/src/common/datstrm.cpp b/src/common/datstrm.cpp
index 5c4fd46091807f4a169209053ec3579403eb6091..4b37033048d74a0186b4bddb905b23093a4157f2 100644 (file)
--- a/src/common/datstrm.cpp
+++ b/src/common/datstrm.cpp
@@ -28,8 +28,13 @@
 // 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)
   : m_input(&s), m_be_order(FALSE)
+#endif
 {
 }
 
@@ -37,6 +42,18 @@ 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);
+}
+
 wxUint32 wxDataInputStream::Read32()
 {
   wxUint32 i32;
@@ -90,19 +107,23 @@ wxString wxDataInputStream::ReadString()
 
   len = Read32();
 
+  if (len > 0)
+  {
 #if wxUSE_UNICODE
-  char *tmp = new char[len + 1];
-  m_input->Read(tmp, len);
-  tmp[len] = 0;
-  wxString s(tmp);
-  delete[] tmp;
+    char *tmp = new char[len + 1];
+    m_input->Read(tmp, len);
+    tmp[len] = 0;
+    wxString s(tmp, m_conv);
+    delete[] tmp;
 #else
-  wxString s;
-  m_input->Read(s.GetWriteBuf(len), len);
-  s.UngetWriteBuf();
+    wxString s;
+    m_input->Read(s.GetWriteBuf(len), len);
+    s.UngetWriteBuf();
 #endif
-
-  return s;
+    return s;
+  }
+  else
+    return wxEmptyString;
 }
 
 wxDataInputStream& wxDataInputStream::operator>>(wxString& s)
@@ -147,6 +168,12 @@ wxDataInputStream& wxDataInputStream::operator>>(wxUint32& i)
   return *this;
 }
 
+wxDataInputStream& wxDataInputStream::operator>>(wxUint64& i)
+{
+  i = Read64();
+  return *this;
+}
+
 wxDataInputStream& wxDataInputStream::operator>>(double& i)
 {
   i = ReadDouble();
@@ -163,8 +190,13 @@ wxDataInputStream& wxDataInputStream::operator>>(float& f)
 // wxDataOutputStream
 // ---------------------------------------------------------------------------
 
+#if wxUSE_UNICODE
+wxDataOutputStream::wxDataOutputStream(wxOutputStream& s, wxMBConv& conv)
+  : m_output(&s), m_be_order(FALSE), m_conv(conv)
+#else
 wxDataOutputStream::wxDataOutputStream(wxOutputStream& s)
   : m_output(&s), m_be_order(FALSE)
+#endif
 {
 }
 
@@ -172,6 +204,17 @@ wxDataOutputStream::~wxDataOutputStream()
 {
 }
 
+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::Write32(wxUint32 i)
 {
   wxUint32 i32;
@@ -202,9 +245,15 @@ void wxDataOutputStream::Write8(wxUint8 i)
 
 void wxDataOutputStream::WriteString(const wxString& string)
 {
+#if wxUSE_UNICODE
+  const wxWX2MBbuf buf = string.mb_str(m_conv);
+#else
   const wxWX2MBbuf buf = string.mb_str();
-  Write32(string.Length());
-  m_output->Write(buf, string.Len());
+#endif
+  size_t len = strlen(buf);
+  Write32(len);
+  if (len > 0)
+      m_output->Write(buf, len);
 }
 
 // Must be at global scope for VC++ 5
@@ -232,7 +281,7 @@ wxDataOutputStream& wxDataOutputStream::operator<<(const wxChar *string)
   return *this;
 }
 
-wxDataOutputStream& wxDataOutputStream::operator<<(wxString& string)
+wxDataOutputStream& wxDataOutputStream::operator<<(const wxString& string)
 {
   WriteString(string);
   return *this;
@@ -274,6 +323,12 @@ wxDataOutputStream& wxDataOutputStream::operator<<(wxUint32 i)
   return *this;
 }
 
+wxDataOutputStream& wxDataOutputStream::operator<<(wxUint64 i)
+{
+  Write64(i);
+  return *this;
+}
+
 wxDataOutputStream& wxDataOutputStream::operator<<(double f)
 {
   WriteDouble(f);