public void Return32BitHeaderChecksumAsByte(byte[] expected)
{
var result = CRCHelper.Compute32BitHeaderAsArray((int)HeaderType.ZFILE, 0, 0, 0, 0, CRC32Calculator);
for (int i = 0; i < expected.Length; i++)
{
Assert.True(result[i] == expected[i]);
}
}
/// <summary>
/// Build 32 bit binary header.
///
/// A "32 bit CRC" Binary header is similar to a Binary Header, except the
/// ZBIN(A) character is replaced by a ZBIN32(C) character, and four
/// characters of CRC are sent.
/// 0 or more binary data subpackets with 32 bit CRC will follow depending
/// on the frame type.
/// * ZDLE C TYPE F3/P0 F2/P1 F1/P2 F0/P3 CRC-1 CRC-2 CRC-3 CRC-4
/// </summary>
/// <param name="type"></param>
/// <param name="p0"></param>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <param name="p3"></param>
/// <returns></returns>
public static string Build32BitBinHeader(HeaderType type, ZFILEConversionOption f0, ZFILEManagementOption f1, ZFILETransportOption f2, ZFILEExtendedOptions f3, CRC32 crcCalculator)
{
var sb = new StringBuilder();
sb.Append(Bin32BitHeader);
sb.Append(((char)(int)type).ToString());
sb.Append(((char)f3).ToString());
sb.Append(((char)f2).ToString());
sb.Append(((char)f1).ToString());
sb.Append(((char)f0).ToString());
var crc = CRCHelper.Compute32BitHeaderAsArray((int)type, (int)f3, (int)f2, (int)f1, (int)f0, crcCalculator);
foreach (char c in crc)
{
sb.Append(c);
}
var command = sb.ToString();
return(command);
}
/// <summary>
/// Build 32 bit data header
/// </summary>
/// <param name="type"></param>
/// <param name="p0"></param>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <param name="p3"></param>
/// <returns></returns>
public static string Build32BitDataHeader(HeaderType type, int p0, int p1, int p2, int p3, CRC32 crcCalculator)
{
var sb = new StringBuilder();
sb.Append(Bin32BitHeader);
sb.Append((char)ControlBytes.ZDLE);
sb.Append('J');
sb.Append(((char)p0).ToString());
sb.Append(((char)p1).ToString());
sb.Append(((char)p2).ToString());
sb.Append(((char)p3).ToString());
var crc = CRCHelper.Compute32BitHeaderAsArray((int)type, p0, p1, p2, p3, crcCalculator);
foreach (char c in crc)
{
sb.Append(c);
}
var command = sb.ToString();
return(command);
}
