/// <summary>
///
/// </summary>
/// <param name="id"></param>
/// <param name="data"></param>
/// <returns></returns>
protected byte[] BuildMessage(InternalData.InternalMessageId id, byte[] data)
{
InternalData internalMsg = new InternalData();
internalMsg.id = id;
internalMsg.length = data.Length;
internalMsg.data = data;
return(Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(internalMsg)));
}
private async Task <string> SendEncryptedData(InternalData.InternalMessageId messageId, byte[] customData, CancellationToken ctoken)
{
byte[] encryptedData = EncryptData(applicantPublicKey, customData);
List <byte[]> chunks = new List <byte[]>();
SplitMessage(encryptedData, ChunkSize, ref chunks);
byte[] numChunks = BitConverter.GetBytes(chunks.Count);
for (int i = 0; i < chunks.Count; i++)
{
byte[] chunkId = BitConverter.GetBytes(i);
byte[] length = BitConverter.GetBytes(chunks[i].Length);
byte[] dtsData = new byte[chunks[i].Length + 4 + 4 + 4];
Buffer.BlockCopy(chunkId, 0, dtsData, 0, 4);
Buffer.BlockCopy(numChunks, 0, dtsData, 4, 4);
Buffer.BlockCopy(length, 0, dtsData, 8, 4);
Buffer.BlockCopy(chunks[i], 0, dtsData, 12, chunks[i].Length);
byte[] data = BuildMessage(messageId, dtsData);
var res = await SendMessage(data, ctoken);
}
return(await Task.FromResult <string>("Message sent"));
}
