public static LocalBuffer Alloc(long size)
{
LocalBuffer buffer = new LocalBuffer();
buffer._data.SetLength(size);
return(buffer);
}
public static LocalBuffer From(string str, Encoding encoding = null)
{
LocalBuffer buffer = new LocalBuffer();
buffer.Write(str, encoding);
return(buffer);
}
public static Buffer from(LocalBuffer buffer)
{
SocketronClient client = SocketronClient.GetCurrent();
string script = ScriptBuilder.Build(
ScriptBuilder.Script(
"var buf = Buffer.from({0});",
"return {1};"
),
buffer.Stringify(),
Script.AddObject("buf")
);
int result = client.ExecuteJavaScriptBlocking <int>(script);
return(new Buffer(client, result));
}
public LocalBuffer Slice(uint offset)
{
uint length = (uint)_data.Length - offset;
byte[] data = new byte[length];
long position = _data.Position;
_data.Position = offset;
_data.Read(data, 0, (int)length);
_data.Position = position;
LocalBuffer buffer = new LocalBuffer();
buffer.Write(data);
return(buffer);
}
public static LocalBuffer From(JsonObject json)
{
if (json == null)
{
return(null);
}
if (json["type"] as string != "Buffer")
{
return(null);
}
object[] data = json["data"] as object[];
LocalBuffer buffer = new LocalBuffer();
foreach (object item in data)
{
buffer.WriteUInt8((byte)(int)item);
}
return(buffer);
}
public LocalBuffer ToBuffer(DataType type, Encoding encoding = null)
{
if (encoding == null)
{
encoding = Encoding.UTF8;
}
string json = Stringify();
int size = encoding.GetByteCount(json);
if (size > ushort.MaxValue)
{
return(null);
}
LocalBuffer buffer = new LocalBuffer();
buffer.WriteUInt8((byte)type);
buffer.WriteUInt16LE((ushort)size);
buffer.Write(json, encoding);
return(buffer);
}
public void Write(LocalBuffer buffer)
{
byte[] bytes = buffer._data.GetBuffer();
_data.Write(bytes, 0, bytes.Length);
}
public void Write(LocalBuffer buffer)
{
byte[] bytes = buffer.ToByteArray();
Write(bytes);
}
public Payload()
{
Data = new LocalBuffer();
}