public APdu(int sendSeqNum, int receiveSeqNum, ApciType apciType, ASdu aSdu)
{
this.sendSeqNum = sendSeqNum;
this.receiveSeqNum = receiveSeqNum;
this.apciType = apciType;
this.aSdu = aSdu;
}
public APdu(int sendSeqNum, int receiveSeqNum, ApciType apciType, ASdu aSdu)
{
this.sendSeqNum = sendSeqNum;
this.receiveSeqNum = receiveSeqNum;
this.apciType = apciType;
this.aSdu = aSdu;
}
public APdu(BinaryReader reader, ConnectionSettings settings)
{
var length = reader.ReadByte() & 0xff;
if (length < 4 || length > 253)
{
throw new IOException("APDU contain invalid length: " + length);
}
var aPduHeader = reader.ReadBytes(4);
if ((aPduHeader[0] & 0x01) == 0)
{
apciType = ApciType.I_FORMAT;
sendSeqNum = ((aPduHeader[0] & 0xfe) >> 1) + ((aPduHeader[1] & 0xff) << 7);
receiveSeqNum = ((aPduHeader[2] & 0xfe) >> 1) + ((aPduHeader[3] & 0xff) << 7);
aSdu = new ASdu(reader, settings, length - 4);
}
else if ((aPduHeader[0] & 0x02) == 0)
{
apciType = ApciType.S_FORMAT;
receiveSeqNum = ((aPduHeader[2] & 0xfe) >> 1) + ((aPduHeader[3] & 0xff) << 7);
}
else
{
switch (aPduHeader[0])
{
case 0x83:
apciType = ApciType.TESTFR_CON;
break;
case 0x43:
apciType = ApciType.TESTFR_ACT;
break;
case 0x23:
apciType = ApciType.STOPDT_CON;
break;
case 0x13:
apciType = ApciType.STOPDT_ACT;
break;
case 0x0B:
apciType = ApciType.STARTDT_CON;
break;
default:
apciType = ApciType.STARTDT_ACT;
break;
}
}
}
public APdu(BinaryReader reader, ConnectionSettings settings)
{
var length = reader.ReadByte() & 0xff;
if (length < 4 || length > 253)
{
throw new IOException("APDU contain invalid length: " + length);
}
var aPduHeader = reader.ReadBytes(4);
if ((aPduHeader[0] & 0x01) == 0)
{
apciType = ApciType.FORMAT;
sendSeqNum = ((aPduHeader[0] & 0xfe) >> 1) + ((aPduHeader[1] & 0xff) << 7);
receiveSeqNum = ((aPduHeader[2] & 0xfe) >> 1) + ((aPduHeader[3] & 0xff) << 7);
aSdu = new ASdu(reader, settings, length - 4);
}
else if ((aPduHeader[0] & 0x02) == 0)
{
apciType = ApciType.S_FORMAT;
receiveSeqNum = ((aPduHeader[2] & 0xfe) >> 1) + ((aPduHeader[3] & 0xff) << 7);
}
else
{
if (aPduHeader[0] == 0x83)
{
apciType = ApciType.TESTFR_CON;
}
else if (aPduHeader[0] == 0x43)
{
apciType = ApciType.TESTFR_ACT;
}
else if (aPduHeader[0] == 0x23)
{
apciType = ApciType.STOPDT_CON;
}
else if (aPduHeader[0] == 0x13)
{
apciType = ApciType.STOPDT_ACT;
}
else if (aPduHeader[0] == 0x0B)
{
apciType = ApciType.STARTDT_CON;
}
else
{
apciType = ApciType.STARTDT_ACT;
}
}
}
