private byte[] ReadOneFrame(IPack pack, bool isFinish)
{
byte[] result = new byte[100];
int pos = 0;
byte before = 0;
while (Box.ReadBytes(result, pos++, 1) == 1)
{
if (before == 0x0D && (result[pos - 1] == 0x0A))
{
break;
}
before = result[pos - 1];
}
if (before == 0x0D && result[pos - 1] == 0x0A)
{
// break normal
result = pack.Unpack(result, 0, pos);
}
else
{
result = null;
}
FinishExecute(isFinish);
return result;
}
private byte[] ReadOneFrame(IPack pack, bool isFinish)
{
byte[] result = new byte[100];
int pos = 0;
byte before = 0;
while (Box.ReadBytes(result, pos++, 1) == 1)
{
if (before == 0x0D && (result[pos - 1] == 0x0A))
{
break;
}
before = result[pos - 1];
}
if (before == 0x0D && result[pos - 1] == 0x0A)
{
// break normal
result = pack.Unpack(result, 0, pos);
}
else
{
result = null;
}
FinishExecute(isFinish);
return(result);
}
public byte[] ReadFrames(IPack pack)
{
byte[] buff = new byte[128];
int i;
for (i = 0; i < buff.Length; i++)
{
if (Box.ReadBytes(buff, i, 1) != 1)
{
break;
}
}
if (i < 5)
{
FinishExecute(true);
return(null);
}
List <byte> result = new List <byte>();
int j = 3;
int k = 0;
while (j < i) // Multi Frame
{
if ((buff[k] == buff[j]) &&
(buff[k + 1] == buff[j + 1]) &&
(buff[k + 2] == buff[j + 2]))
{
result.AddRange(pack.Unpack(buff, k, j - k));
k = j;
}
j++;
}
result.AddRange(pack.Unpack(buff, k, j - k)); // Add last frame or it's a single frame
FinishExecute(true);
return(result.ToArray());
}
public byte[] ReadOneFrame(IPack pack)
{
byte[] buff = new byte[128];
int i;
for (i = 0; i < buff.Length; i++)
{
if (Box.ReadBytes(buff, i, 1) != 1)
break;
}
if (i < 5 || i > 11)
{
return null;
}
return pack.Unpack(buff, 0, i);
}
public byte[] ReadOneFrame(IPack pack)
{
byte[] buff = new byte[128];
int i;
for (i = 0; i < buff.Length; i++)
{
if (Box.ReadBytes(buff, i, 1) != 1)
{
break;
}
}
if (i < 5 || i > 11)
{
return(null);
}
return(pack.Unpack(buff, 0, i));
}
private byte[] ReadOneFrame(IPack pack, bool isFinish)
{
byte[] temp = new byte[3];
byte[] result = new byte[255];
int frameLength = 0;
int length = 0;
byte checksum = 0;
int i;
length = Box.ReadBytes(temp, 0, temp.Length);
if (length <= 0)
{
FinishExecute(isFinish);
return(null);
}
if (temp[1] == options.SourceAddress)
{
if (temp[0] == 0x80)
{
byte[] b = new byte[1];
length = Box.ReadBytes(b, 0, 1);
if (length <= 0)
{
FinishExecute(isFinish);
return(null);
}
length = Convert.ToInt32(b[0]);
if (length <= 0)
{
FinishExecute(isFinish);
return(null);
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
Array.Copy(b, 0, result, frameLength, 1);
++frameLength;
length = Box.ReadBytes(result, KWPPack.KWP80_HEADER_LENGTH, length + KWPPack.KWP_CHECKSUM_LENGTH);
frameLength += length;
}
else
{
length = Convert.ToInt32(temp[0] - 0x80);
if (length <= 0)
{
FinishExecute(isFinish);
return(null);
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
length = Box.ReadBytes(result, temp.Length, length + KWPPack.KWP_CHECKSUM_LENGTH);
frameLength += length;
}
}
else
{
if (temp[0] == 0x00)
{
length = Convert.ToInt32(temp[1]);
if (length <= 0)
{
FinishExecute(isFinish);
return(null);
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
length = Box.ReadBytes(result, temp.Length, length);
frameLength += length;
}
else
{
length = Convert.ToInt32(temp[0]);
if (length <= 0)
{
FinishExecute(isFinish);
return(null);
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
length = Box.ReadBytes(result, temp.Length, length - KWPPack.KWP_CHECKSUM_LENGTH);
frameLength += length;
}
}
FinishExecute(isFinish);
if (frameLength <= 0)
{
return(null);
}
for (i = 0; i < frameLength - 1; i++)
{
checksum += result[i];
}
if (checksum != result[frameLength - 1])
{
return(null);
}
return(pack.Unpack(result, 0, frameLength));
}
public byte[] ReadFrames(IPack pack)
{
byte[] buff = new byte[128];
int i;
for (i = 0; i < buff.Length; i++)
{
if (Box.ReadBytes(buff, i, 1) != 1)
break;
}
if (i < 5)
{
FinishExecute(true);
return null;
}
List<byte> result = new List<byte>();
int j = 3;
int k = 0;
while (j < i) // Multi Frame
{
if ((buff[k] == buff[j]) &&
(buff[k + 1] == buff[j + 1]) &&
(buff[k + 2] == buff[j + 2]))
{
result.AddRange(pack.Unpack(buff, k, j - k));
k = j;
}
j++;
}
result.AddRange(pack.Unpack(buff, k, j - k)); // Add last frame or it's a single frame
FinishExecute(true);
return result.ToArray();
}
private byte[] ReadOneFrame(IPack pack, bool isFinish)
{
byte[] temp = new byte[3];
byte[] result = new byte[255];
int frameLength = 0;
int length = 0;
byte checksum = 0;
int i;
length = Box.ReadBytes(temp, 0, temp.Length);
if (length <= 0)
{
FinishExecute(isFinish);
return null;
}
if (temp[1] == options.SourceAddress)
{
if (temp[0] == 0x80)
{
byte[] b = new byte[1];
length = Box.ReadBytes(b, 0, 1);
if (length <= 0)
{
FinishExecute(isFinish);
return null;
}
length = Convert.ToInt32(b[0]);
if (length <= 0)
{
FinishExecute(isFinish);
return null;
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
Array.Copy(b, 0, result, frameLength, 1);
++frameLength;
length = Box.ReadBytes(result, KWPPack.KWP80_HEADER_LENGTH, length + KWPPack.KWP_CHECKSUM_LENGTH);
frameLength += length;
}
else
{
length = Convert.ToInt32(temp[0] - 0x80);
if (length <= 0)
{
FinishExecute(isFinish);
return null;
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
length = Box.ReadBytes(result, temp.Length, length + KWPPack.KWP_CHECKSUM_LENGTH);
frameLength += length;
}
}
else
{
if (temp[0] == 0x00)
{
length = Convert.ToInt32(temp[1]);
if (length <= 0)
{
FinishExecute(isFinish);
return null;
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
length = Box.ReadBytes(result, temp.Length, length);
frameLength += length;
}
else
{
length = Convert.ToInt32(temp[0]);
if (length <= 0)
{
FinishExecute(isFinish);
return null;
}
Array.Copy(temp, 0, result, 0, temp.Length);
frameLength += temp.Length;
length = Box.ReadBytes(result, temp.Length, length - KWPPack.KWP_CHECKSUM_LENGTH);
frameLength += length;
}
}
FinishExecute(isFinish);
if (frameLength <= 0)
{
return null;
}
for (i = 0; i < frameLength - 1; i++)
{
checksum += result[i];
}
if (checksum != result[frameLength - 1])
{
return null;
}
return pack.Unpack(result, 0, frameLength);
}
