/// <summary>
/// Creates a new Golomb-Rice filter from the data byte array which
/// contains a serialized filter.
/// </summary>
/// <param name="data">A serialized Golomb-Rice filter.</param>
/// <param name="p">The P value to use.</param>
public GolombRiceFilter(byte[] data, byte p)
{
P = p;
var n = new VarInt();
var stream = new BitcoinStream(data);
stream.ReadWrite(ref n);
N = (int)n.ToLong();
var l = n.ToBytes().Length;
Data = data.SafeSubarray(l);
}
//http://bitcoinj.googlecode.com/git-history/keychain/core/src/main/java/com/google/bitcoin/core/Utils.java
internal static byte[] FormatMessageForSigning(byte[] messageBytes)
{
MemoryStream ms = new MemoryStream();
ms.WriteByte((byte)BITCOIN_SIGNED_MESSAGE_HEADER_BYTES.Length);
Write(ms, BITCOIN_SIGNED_MESSAGE_HEADER_BYTES);
VarInt size = new VarInt((ulong)messageBytes.Length);
Write(ms, size.ToBytes());
Write(ms, messageBytes);
return(ms.ToArray());
}
//http://bitcoinj.googlecode.com/git-history/keychain/core/src/main/java/com/google/bitcoin/core/Utils.java
public static byte[] FormatMessageForSigning(string messageText)
{
MemoryStream ms = new MemoryStream();
var message = Encoding.UTF8.GetBytes(messageText);
ms.WriteByte((byte)BITCOIN_SIGNED_MESSAGE_HEADER_BYTES.Length);
Write(ms, BITCOIN_SIGNED_MESSAGE_HEADER_BYTES);
VarInt size = new VarInt((ulong)message.Length);
Write(ms, size.ToBytes());
Write(ms, message);
return ms.ToArray();
}
