/////////////////////////////////////////////////////////////////////////////
-// Name: datstrm.cpp
+// Name: src/common/datstrm.cpp
// Purpose: Data stream classes
// Author: Guilhem Lavaux
// Modified by: Mickael Gilabert
#if wxUSE_STREAMS
#include "wx/datstrm.h"
+#include "wx/math.h"
// ---------------------------------------------------------------------------
// wxDataInputStream
{
}
+#if wxHAS_INT64
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);
+ wxUint64 tmp;
+ Read64(&tmp, 1);
+ return tmp;
}
+#endif // wxHAS_INT64
wxUint32 wxDataInputStream::Read32()
{
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];
m_input->Read(buf, 10);
- return ConvertFromIeeeExtended((unsigned char *)buf);
+ return ConvertFromIeeeExtended((const wxInt8 *)buf);
#else
return 0.0;
#endif
return wxEmptyString;
}
-void wxDataInputStream::Read64(wxUint64 *buffer, size_t size)
+#if wxUSE_LONGLONG
+
+template <class T>
+static
+void DoReadLL(T *buffer, size_t size, wxInputStream *input, bool be_order)
{
- m_input->Read(buffer, size * 8);
+ 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;
+}
- if (m_be_order)
+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 (wxUint32 i=0; i<size; i++)
+ for ( size_t i = 0; i < size; i++ )
{
- wxUint64 v = wxUINT64_SWAP_ON_LE(*buffer);
- *(buffer++) = v;
+ DataType i64 = wxUINT64_SWAP_ON_LE(*buffer);
+ buffer++;
+ output->Write(&i64, 8);
}
}
- else
+ else // little endian
{
- for (wxUint32 i=0; i<size; i++)
+ for ( size_t i=0; i < size; i++ )
{
- wxUint64 v = wxUINT64_SWAP_ON_BE(*buffer);
- *(buffer++) = v;
+ 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);
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();
{
}
+#if wxHAS_INT64
void wxDataOutputStream::Write64(wxUint64 i)
{
- wxUint64 i64;
+ Write64(&i, 1);
+}
- if (m_be_order)
- i64 = wxUINT64_SWAP_ON_LE(i);
- else
- i64 = wxUINT64_SWAP_ON_BE(i);
- m_output->Write(&i64, 8);
+void wxDataOutputStream::Write64(wxInt64 i)
+{
+ Write64(&i, 1);
}
+#endif // wxHAS_INT64
void wxDataOutputStream::Write32(wxUint32 i)
{
m_output->Write(buf, len);
}
-// Must be at global scope for VC++ 5
-extern "C" void ConvertToIeeeExtended(double num, unsigned char *bytes);
-
void wxDataOutputStream::WriteDouble(double d)
{
char buf[10];
#if wxUSE_APPLE_IEEE
- ConvertToIeeeExtended(d, (unsigned char *)buf);
+ ConvertToIeeeExtended(d, (wxInt8 *)buf);
#else
#if !defined(__VMS__) && !defined(__GNUG__)
# pragma warning "wxDataOutputStream::WriteDouble() not using IeeeExtended - will not work!"
m_output->Write(buf, 10);
}
+#if wxHAS_INT64
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);
- }
- }
+#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)
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);
#endif
// wxUSE_STREAMS
-
projects / wxWidgets.git / blobdiff