ushort ReadStreamUShort(this Stream stream, int offset, bool little)
{
#if SAFE_CAST
byte[] intBytes = new byte[2];
stream.Position = offset;
stream.Read(intBytes, 0, intBytes.Length);
if (BitConverter.IsLittleEndian != little)
{
Reverse(intBytes, 0, intBytes.Length);
}
fixed(byte *bs = intBytes)
{
ushort *c = (ushort *)bs;
return(*c);
}
#else
if (BitConverter.IsLittleEndian == little)
{
UShortField fs = new UShortField(stream, offset);
return(fs.UShortVal);
}
else
{
RUShortField fs = new RUShortField(stream, offset);
return(fs.UShortVal);
}
#endif
}
void WriteStreamUShort(this Stream stream, int offset, ushort value, bool little)
{
#if SAFE_CAST
byte[] intBytes = new byte[2];
fixed(byte *bs = intBytes)
{
ushort *c = (ushort *)bs;
*c = value;
if (BitConverter.IsLittleEndian != little)
{
Reverse2(c);
}
}
stream.Position = offset;
stream.Write(intBytes, 0, intBytes.Length);
#else
if (BitConverter.IsLittleEndian == little)
{
UShortField fs = new UShortField(value);
fs.Fill(stream, offset);
}
else
{
RUShortField fs = new RUShortField(value);
fs.Fill(stream, offset);
}
#endif
}
void WriteUShort(this byte[] arr, int offset, ushort value, bool little)
{
#if SAFE_CAST
fixed(byte *bs = arr)
{
ushort *target = (ushort *)(bs + offset);
(*target) = value;
}
if (BitConverter.IsLittleEndian != little)
{
Reverse(arr, offset, 2);
}
#else
if (BitConverter.IsLittleEndian == little)
{
UShortField fs = new UShortField(value);
fs.Fill(arr, offset);
}
else
{
RUShortField fs = new RUShortField(value);
fs.Fill(arr, offset);
}
#endif
}
ushort ReadUShort(this byte[] arr, int offset, bool little)
{
#if SAFE_CAST
#if PROFILER
Profiler.BeginSample("ReadUShort");
#endif
ushort val;
fixed(byte *bytes = arr)
{
byte *databytes = bytes + offset;
val = *((ushort *)databytes);
}
if (BitConverter.IsLittleEndian != little)
{
Reverse2(&val);
}
#if PROFILER
Profiler.EndSample();
#endif
return(val);
#else
if (BitConverter.IsLittleEndian == little)
{
UShortField fs = new UShortField(arr, offset);
return(fs.UShortVal);
}
else
{
RUShortField fs = new RUShortField(arr, offset);
return(fs.UShortVal);
}
#endif
}
