lib/dvb_ci/dvbci_mmi.cpp

   1 /* DVB CI MMI */
   2
   3 #include <lib/dvb_ci/dvbci_mmi.h>
   4 #include <lib/dvb_ci/dvbci_ui.h>
   5
   6 /*
   7 PyObject *list = PyList_New(len);
   8 for (i=0; i<len; ++i) {
   9         PyObject *tuple = PyTuple_New(3); // 3 eintrge im tuple
  10         PyTuple_SetItem(tuple, 0, PyString_FromString("eintrag 1"))
  11         PyTuple_SetItem(tuple, 1, PyInt_FromLong(31337));
  12         PyTuple_SetItem(tuple, 2, PyString_FromString("eintrag 3"))
  13         PyList_SetItem(list, i, tuple);
  14 }
  15 return list;
  16 */
  17
  18 eDVBCIMMISession::eDVBCIMMISession(eDVBCISlot *tslot)
  19 {
  20         slot = tslot;
  21         slot->mmi_session = this;
  22 }
  23
  24 eDVBCIMMISession::~eDVBCIMMISession()
  25 {
  26         slot->mmi_session = 0;
  27 }
  28
  29 int eDVBCIMMISession::receivedAPDU(const unsigned char *tag, const void *data, int len)
  30 {
  31         printf("SESSION(%d)/MMI %02x %02x %02x: ", session_nb, tag[0], tag[1],tag[2]);
  32         for (int i=0; i<len; i++)
  33                 printf("%02x ", ((const unsigned char*)data)[i]);
  34         printf("\n");
  35
  36         if ((tag[0]==0x9f) && (tag[1]==0x88))
  37         {
  38                 switch (tag[2])
  39                 {
  40                         case 0x01:
  41                         printf("MMI display control\n");
  42                         if (((unsigned char*)data)[0] != 1)
  43                                 printf("kann ich nicht. aber das sag ich dem modul nicht.\n");
  44                         state=stateDisplayReply;
  45                         return 1;
  46                 case 0x09:
  47                 case 0x0c:
  48                 {
  49                         unsigned char *d=(unsigned char*)data;
  50                         unsigned char *max=((unsigned char*)d) + len;
  51                         int pos = 0;
  52                         printf("Tmenu_last\n");
  53                         if (d > max)
  54                                 break;
  55                         int n=*d++;
  56
  57                         //FIXME: slotid
  58                         if(tag[2] == 0x09)
  59                                 eDVBCI_UI::getInstance()->mmiScreenBegin(0, 0);
  60                         else
  61                                 eDVBCI_UI::getInstance()->mmiScreenBegin(0, 1);
  62
  63                         if (n == 0xFF)
  64                                 n=0;
  65                         else
  66                                 n++;
  67                         printf("%d texts\n", n);
  68                         for (int i=0; i < (n+3); ++i)
  69                         {
  70                                 int textlen;
  71                                 if ((d+3) > max)
  72                                         break;
  73                                 printf("text tag: %02x %02x %02x\n", d[0], d[1], d[2]);
  74                                 d+=3;
  75                                 d+=parseLengthField(d, textlen);
  76                                 printf("%d bytes text\n", textlen);
  77                                 if ((d+textlen) > max)
  78                                         break;
  79
  80                                 char str[textlen + 1];
  81                                 memcpy(str, ((char*)d), textlen);
  82                                 str[textlen] = '\0';
  83
  84                                 eDVBCI_UI::getInstance()->mmiScreenAddText(0, pos++, str);
  85
  86                                 while (textlen--)
  87                                         printf("%c", *d++);
  88                                 printf("\n");
  89                         }
  90                         //FIXME: slotid
  91                         eDVBCI_UI::getInstance()->mmiScreenFinish(0);
  92                         break;
  93                 }
  94                 default:
  95                         printf("unknown APDU tag 9F 88 %02x\n", tag[2]);
  96                         break;
  97                 }
  98         }
  99         return 0;
 100 }
 101
 102 int eDVBCIMMISession::doAction()
 103 {
 104         switch (state)
 105         {
 106         case stateStarted:
 107                 state=stateIdle;
 108                 break;
 109         case stateDisplayReply:
 110         {
 111                 unsigned char tag[]={0x9f, 0x88, 0x02};
 112                 unsigned char data[]={0x01, 0x01};
 113                 sendAPDU(tag, data, 2);
 114                 state=stateFakeOK;
 115                 return 1;
 116                 break;
 117         }
 118         case stateFakeOK:
 119         {
 120                 unsigned char tag[]={0x9f, 0x88, 0x0b};
 121                 unsigned char data[]={5};
 122                 sendAPDU(tag, data, 1);
 123                 state=stateIdle;
 124                 break;
 125         }
 126         case stateIdle:
 127                 break;
 128         default:
 129                 break;
 130         }
 131         return 0;
 132 }
 133
 134 int eDVBCIMMISession::stopMMI()
 135 {
 136         printf("eDVBCIMMISession::stopMMI()\n");
 137
 138         unsigned char tag[]={0x9f, 0x88, 0x00};
 139         unsigned char data[]={0x00};
 140         sendAPDU(tag, data, 1);
 141 }
 142
 143 int eDVBCIMMISession::answerText(int answer)
 144 {
 145         printf("eDVBCIMMISession::answerText(%d)\n",answer);
 146
 147         unsigned char tag[]={0x9f, 0x88, 0x0B};
 148         unsigned char data[]={0x00};
 149         data[0] = answer & 0xff;
 150         sendAPDU(tag, data, 1);
 151 }
 152