/// <summary>
/// 序列化
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] Serialize(ExpressCommand data)
{
int n = 5 + 4 + data.byteData.Length + 4 + data.intData.Length * 4 + 4 + data.timeData.Length * 6 + 4;
foreach (string s in data.strData)
{
n += System.Text.Encoding.Default.GetByteCount(s) + 1;
}
foreach (string s in data.strs)
{
n += System.Text.Encoding.Default.GetByteCount(s) + 1;
}
byte[] b = new byte[n];
b[0] = data.Cmd;
BitConverter.GetBytes(data.Workstation).CopyTo(b, 1);
// b[1] = data.Workstation;
b[3] = data.Datatype;
BitConverter.GetBytes(data.postid).CopyTo(b, 4);
n = 6;
BitConverter.GetBytes((int)data.byteData.Length).CopyTo(b, n);
n += 4;
data.byteData.CopyTo(b, n);
n += data.byteData.Length;
BitConverter.GetBytes((int)data.intData.Length).CopyTo(b, n);
n += 4;
foreach (uint u in data.intData)
{
BitConverter.GetBytes(u).CopyTo(b, n);
n += 4;
}
BitConverter.GetBytes((int)data.timeData.Length).CopyTo(b, n);
n += 4;
foreach (DateTime t in data.timeData)
{
Tools.Time2Byte(t).CopyTo(b, n);
n += 6;
}
BitConverter.GetBytes((int)data.strData.Length).CopyTo(b, n);
n += 4;
foreach (string s in data.strData)
{
Tools.String2Byte(s, b, ref n);
}
foreach (string s in data.strs)
{
Tools.String2Byte(s, b, ref n);
}
return(b);
}
/// <summary>
/// 反序列化
/// </summary>
/// <param name="b"></param>
/// <returns></returns>
public static ExpressCommand Deserialize(byte[] b)
{
if (b.Length < 12)
{
return(null);
}
int i, n;
try
{
ExpressCommand cmd = new ExpressCommand();
cmd.Cmd = b[0];
cmd.Workstation = BitConverter.ToInt16(b, 1);
// cmd.Workstation = b[1];
cmd.Datatype = b[3];
cmd.postid = BitConverter.ToInt16(b, 4);
i = 6;
n = BitConverter.ToInt32(b, i);
i += 4;
if (i + n + 3 > b.Length)
{
return(null);
}
cmd.byteData = new byte[n];
Buffer.BlockCopy(b, i, cmd.byteData, 0, n);
i += n;
n = BitConverter.ToInt32(b, i);
i += 4;
if (i + n * 4 + 2 > b.Length)
{
return(null);
}
cmd.intData = new uint[n];
int j;
for (j = 0; j < n; j++)
{
cmd.intData[j] = BitConverter.ToUInt32(b, i);
i += 4;
}
n = BitConverter.ToInt32(b, i);
i += 4;
cmd.timeData = new DateTime[n];
if (i + n * 6 + 1 > b.Length)
{
return(null);
}
for (j = 0; j < n; j++)
{
cmd.timeData[j] = Tools.Byte2Time(b, i);
i += 6;
}
n = BitConverter.ToInt32(b, i);
i += 4;
cmd.strData = new string[n];
if (i + n > b.Length)
{
return(null);
}
try
{
for (j = 0; j < n; j++)
{
cmd.strData[j] = Tools.Byte2String(b, ref i);
}
}
catch
{
cmd = null;
}
try
{
for (j = 0; j < cmd.strs.Length; j++)
{
try
{
cmd.strs[j] = Tools.Byte2String(b, ref i);
}
catch
{
cmd.strs[j] = "";
}
}
}
catch
{
cmd = null;
}
return(cmd);
}
catch
{
return(null);
}
}
