public static void WriteString(this NetworkWriter writer, string value)
{
// write 0 for null support, increment real size by 1
// (note: original HLAPI would write "" for null strings, but if a
// string is null on the server then it should also be null
// on the client)
if (value == null)
{
writer.WriteUShort(0);
return;
}
// write string with same method as NetworkReader
// convert to byte[]
int size = encoding.GetBytes(value, 0, value.Length, stringBuffer, 0);
// check if within max size
if (size >= NetworkWriter.MaxStringLength)
{
throw new IndexOutOfRangeException($"NetworkWriter.Write(string) too long: {size}. Limit: {NetworkWriter.MaxStringLength}");
}
// write size and bytes
writer.WriteUShort(checked ((ushort)(size + 1)));
writer.WriteBytes(stringBuffer, 0, size);
}
public static void WriteUShortNullable(this NetworkWriter writer, ushort?value)
{
writer.WriteBool(value.HasValue);
if (value.HasValue)
{
writer.WriteUShort(value.Value);
}
}
// pack message before sending
// -> NetworkWriter passed as arg so that we can use .ToArraySegment
// and do an allocation free send before recycling it.
public static void Pack<T>(T message, NetworkWriter writer)
where T : struct, NetworkMessage
{
ushort msgType = GetId<T>();
writer.WriteUShort(msgType);
// serialize message into writer
writer.Write(message);
}
public static void WriteString(this NetworkWriter writer, string value)
{
// write 0 for null support, increment real size by 1
// (note: original HLAPI would write "" for null strings, but if a
// string is null on the server then it should also be null
// on the client)
if (value == null)
{
writer.WriteUShort(0);
return;
}
// write string with same method as NetworkReader
// convert to byte[]
int size = 0;
try
{
size = encoding.GetBytes(value, 0, value.Length, stringBuffer, 0);
}
catch (ArgumentException exception)
{
Debug.LogError("Caught ArguementException in Mirror::NetworkWriter.WriteString() " +
exception.Message);
return;
}
// check if within max size
if (size >= NetworkWriter.MaxStringLength)
{
throw new IndexOutOfRangeException("NetworkWriter.Write(string) too long: " + size + ". Limit: " + NetworkWriter.MaxStringLength);
}
// write size and bytes
writer.WriteUShort(checked ((ushort)(size + 1)));
writer.WriteBytes(stringBuffer, 0, size);
}
public static void WriteShort(this NetworkWriter writer, short value) => writer.WriteUShort((ushort)value);
public static void WriteUInt16(this NetworkWriter writer, ushort value) => writer.WriteUShort(value);
public static void WriteChar(this NetworkWriter writer, char value) => writer.WriteUShort(value);