public static AuthenticationMoreDataPayload Create(PayloadData payload)
{
var reader = new ByteArrayReader(payload.ArraySegment);
reader.ReadByte(Signature);
return(new AuthenticationMoreDataPayload(reader.ReadByteArray(reader.BytesRemaining)));
}
public async Task <int> BuildCompressedChunkHeader(ByteArrayReader reader, uint flags)
{
Signature = Signatures.Signature;
BlockSize = 0x00020000;
CompressedSize = 0;
UncompressedSize = reader.Remaining;
int blockCount = (reader.Remaining + BlockSize - 1) / BlockSize;
int builderSize = 0;
Blocks.Clear();
for (int i = 0; i < blockCount; ++i)
{
DomainCompressedChunkBlock block = new DomainCompressedChunkBlock();
ByteArrayReader uncompressed = await reader.ReadByteArray(Math.Min(BlockSize, reader.Remaining));
builderSize += await block.BuildCompressedChunkBlockData(uncompressed);
CompressedSize += block.CompressedSize;
Blocks.Add(block);
}
builderSize += sizeof(uint)
+ sizeof(int) * 3;
return(builderSize);
}
public static AuthenticationMethodSwitchRequestPayload Create(PayloadData payload)
{
var reader = new ByteArrayReader(payload.ArraySegment);
reader.ReadByte(Signature);
string name;
byte[] data;
if (payload.ArraySegment.Count == 1)
{
// if the packet is just the header byte (0xFE), it's an "Old Authentication Method Switch Request Packet"
// (possibly sent by a server that doesn't support CLIENT_PLUGIN_AUTH)
name = "mysql_old_password";
data = new byte[0];
}
else
{
name = Encoding.UTF8.GetString(reader.ReadNullTerminatedByteString());
data = reader.ReadByteArray(reader.BytesRemaining);
}
return(new AuthenticationMethodSwitchRequestPayload(name, data));
}
public virtual async Task ReadPropertyValue(ByteArrayReader reader, int size, DomainHeader header)
{
DataReader = await reader.ReadByteArray(size);
}
public async Task ReadCompressedChunkBlockData(ByteArrayReader reader)
{
CompressedData = await reader.ReadByteArray(CompressedSize);
}