/* DVB CI Transport Connection */
#include <lib/dvb_ci/dvbci_session.h>
-
-eDVBCISession::eDVBCISession(eDVBCISlot *cislot)
-{
- slot = cislot;
-}
+#include <lib/dvb_ci/dvbci_resmgr.h>
int eDVBCISession::buildLengthField(unsigned char *pkt, int len)
{
return (pkt[0] & 0x7F) + 1;
}
+void eDVBCISession::sendAPDU(const unsigned char *tag, const void *data, int len)
+{
+ unsigned char pkt[len+3+4];
+ int l;
+ memcpy(pkt, tag, 3);
+ l=buildLengthField(pkt+3, len);
+ if (data)
+ memcpy(pkt+3+l, data, len);
+ sendSPDU(0x90, 0, 0, pkt, len+3+l);
+}
+
void eDVBCISession::sendSPDU(eDVBCISlot *slot, unsigned char tag, const void *data, int len, unsigned short session_nb, const void *apdu,int alen)
{
unsigned char pkt[4096];
sendSPDU(slot, 0x92, pkt, 5, session_nb);
}
+void eDVBCISession::recvCreateSessionResponse(const unsigned char *data)
+{
+ status = data[0];
+ state = stateStarted;
+ action = 1;
+ printf("create Session Response, status %x\n", status);
+}
+
+void eDVBCISession::recvCloseSessionRequest(const unsigned char *data)
+{
+ state = stateInDeletion;
+ action = 1;
+ printf("close Session Request\n");
+}
+
eDVBCISession *eDVBCISession::createSession(eDVBCISlot *slot, const unsigned char *resource_identifier, unsigned char &status)
{
eDVBCISession *session;
switch (tag)
{
case 0x00010041:
-// session=new eDVBCIResourceManagerSession;
+ session=new eDVBCIResourceManagerSession;
printf("RESOURCE MANAGER\n");
break;
case 0x00020041:
return session;
}
-void eDVBCISession::receiveData(const unsigned char *ptr, size_t len)
+void eDVBCISession::receiveData(eDVBCISlot *slot, const unsigned char *ptr, size_t len)
{
const unsigned char *pkt = (const unsigned char*)ptr;
unsigned char tag = *pkt++;
session->action=1;
}
}
+ else
+ {
+ unsigned session_nb;
+ session_nb=pkt[hlen-2]<<8;
+ session_nb|=pkt[hlen-1]&0xFF;
+
+ if ((!session_nb) || (session_nb >= SLMS))
+ {
+ printf("PROTOCOL: illegal session number %x\n", session_nb);
+ return;
+ }
+
+ session=sessions[session_nb-1];
+ if (!session)
+ {
+ printf("PROTOCOL: data on closed session %x\n", session_nb);
+ return;
+ }
+
+ switch (tag)
+ {
+ case 0x90:
+ break;
+ case 0x94:
+ session->recvCreateSessionResponse(pkt);
+ break;
+ case 0x95:
+ printf("recvCloseSessionRequest\n");
+ session->recvCloseSessionRequest(pkt);
+ break;
+ default:
+ printf("INTERNAL: nyi, tag %02x.\n", tag);
+ return;
+ }
+ }
+
+ hlen += llen + 1; // lengthfield and tag
+
+ pkt = ((const unsigned char*)ptr) + hlen;
+ len -= hlen;
+
+ if (session)
+ while (len > 0)
+ {
+ int alen;
+ const unsigned char *tag=pkt;
+ pkt+=3; // tag
+ len-=3;
+ hlen=parseLengthField(pkt, alen);
+ pkt+=hlen;
+ len-=hlen;
+
+ //if (eDVBCIModule::getInstance()->workarounds_active & eDVBCIModule::workaroundMagicAPDULength)
+ //{
+ // if (((len-alen) > 0) && ((len - alen) < 3))
+ // {
+ // printf("WORKAROUND: applying work around MagicAPDULength\n");
+ // alen=len;
+ // }
+ //}
+ if (session->receivedAPDU(tag, pkt, alen))
+ session->action = 1;
+ pkt+=alen;
+ len-=alen;
+ }
+
+ if (len)
+ printf("PROTOCOL: warning, TL-Data has invalid length\n");
}