public static byte[] DeCompressFromBytesToBytes(this byte[] input)
{
var bytes = input;
using (var inStream = new MemoryStream(bytes))
{
using (var outStream = new MemoryStream())
{
using (var deCompress = new GZipStream(inStream, CompressionMode.Decompress))
{
StreamExtentions.CopyTo(deCompress, outStream);
}
return(outStream.ToArray());
}
}
}
public static byte[] CompressStreamToBytes(this Stream input)
{
using (var inStream = new MemoryStream())
{
StreamExtentions.CopyTo(input, inStream);
using (var outStream = new MemoryStream())
{
using (var compress = new GZipStream(outStream, CompressionMode.Compress))
{
StreamExtentions.CopyTo(inStream, compress);
//compress.Write(_bytes, 0, _bytes.Length);
}
return(outStream.ToArray());
}
}
}
public static byte[] CompressStringToBytes(this string input)
{
var bytes = Encoding.UTF8.GetBytes(input);
using (var inStream = new MemoryStream(bytes))
{
using (var outStream = new MemoryStream())
{
using (var compress = new GZipStream(outStream, CompressionMode.Compress))
{
StreamExtentions.CopyTo(inStream, compress);
//compress.Write(_bytes, 0, _bytes.Length);
}
return(outStream.ToArray());
}
}
}
/// <summary>
/// Decrypts and decompresses bytes array
/// </summary>
/// <param name="data"></param>
/// <param name="key"></param>
/// <param name="iv"></param>
/// <returns></returns>
public static byte[] Decrypt(this byte[] data, byte[] key, byte[] iv)
{
if (key.Length == 16 && iv.Length == 16)
{
using (var algorithm = Aes.Create())
{
using (var inStream = new MemoryStream(data))
using (var outStream = new MemoryStream())
{
using (var decryptor = algorithm.CreateDecryptor(key, iv))
using (Stream crypt = new CryptoStream(inStream, decryptor, CryptoStreamMode.Read))
using (var deCompress = new GZipStream(crypt, CompressionMode.Decompress))
StreamExtentions.CopyTo(deCompress, outStream);
return(outStream.ToArray());
}
}
}
else
{
Debug.Fail("Invalid key length in Decrypt");
return(null);
}
}
