/// <summary>
/// Writes an unsigned 16-bit integer to the stream; supported wire-types: Variant, Fixed32, Fixed64
/// </summary>
public static void WriteUInt32(uint value, ProtoWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
switch (writer.wireType)
{
case WireType.Fixed32:
ProtoWriter.WriteInt32((int)value, writer);
return;
case WireType.Fixed64:
ProtoWriter.WriteInt64((int)value, writer);
return;
case WireType.Variant:
WriteUInt32Variant(value, writer);
writer.wireType = WireType.None;
return;
default:
throw CreateException(writer);
}
}
static void WriteDouble(double value, ProtoWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
switch (writer.wireType)
{
case WireType.Fixed32:
float f = (float)value;
if (Helpers.IsInfinity(f) &&
!Helpers.IsInfinity(value))
{
throw new OverflowException();
}
ProtoWriter.WriteSingle(f, writer);
return;
case WireType.Fixed64:
#if FEAT_SAFE
ProtoWriter.WriteInt64(BitConverter.ToInt64(BitConverter.GetBytes(value), 0), writer);
#else
ProtoWriter.WriteInt64(*(long *)&value, writer);
#endif
return;
default:
throw CreateException(writer);
}
}
/// <summary>
/// Writes a TimeSpan to a protobuf stream
/// </summary>
public static void WriteTimeSpan(TimeSpan timeSpan, ProtoWriter dest)
{
if (dest == null)
{
throw new ArgumentNullException("dest");
}
long value;
switch (dest.WireType)
{
case WireType.String:
case WireType.StartGroup:
TimeSpanScale scale;
value = timeSpan.Ticks;
if (timeSpan == TimeSpan.MaxValue)
{
value = 1;
scale = TimeSpanScale.MinMax;
}
else if (timeSpan == TimeSpan.MinValue)
{
value = -1;
scale = TimeSpanScale.MinMax;
}
else if (value % TimeSpan.TicksPerDay == 0)
{
scale = TimeSpanScale.Days;
value /= TimeSpan.TicksPerDay;
}
else if (value % TimeSpan.TicksPerHour == 0)
{
scale = TimeSpanScale.Hours;
value /= TimeSpan.TicksPerHour;
}
else if (value % TimeSpan.TicksPerMinute == 0)
{
scale = TimeSpanScale.Minutes;
value /= TimeSpan.TicksPerMinute;
}
else if (value % TimeSpan.TicksPerSecond == 0)
{
scale = TimeSpanScale.Seconds;
value /= TimeSpan.TicksPerSecond;
}
else if (value % TimeSpan.TicksPerMillisecond == 0)
{
scale = TimeSpanScale.Milliseconds;
value /= TimeSpan.TicksPerMillisecond;
}
else
{
scale = TimeSpanScale.Ticks;
}
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
if (value != 0)
{
ProtoWriter.WriteFieldHeader(FieldTimeSpanValue, WireType.SignedVariant, dest);
ProtoWriter.WriteInt64(value, dest);
}
if (scale != TimeSpanScale.Days)
{
ProtoWriter.WriteFieldHeader(FieldTimeSpanScale, WireType.Variant, dest);
ProtoWriter.WriteInt32((int)scale, dest);
}
ProtoWriter.EndSubItem(token, dest);
break;
case WireType.Fixed64:
ProtoWriter.WriteInt64(timeSpan.Ticks, dest);
break;
default:
throw new ProtoException("Unexpected wire-type: " + dest.WireType.ToString());
}
}