lib/dvb_ci/dvbci_mmi.cpp

   1 /* DVB CI MMI */
   2
   3 #include <lib/dvb_ci/dvbci_mmi.h>
   4
   5 int eDVBCIMMISession::receivedAPDU(const unsigned char *tag, const void *data, int len)
   6 {
   7         printf("SESSION(%d)/MMI %02x %02x %02x: ", session_nb, tag[0], tag[1],tag[2]);
   8         for (int i=0; i<len; i++)
   9                 printf("%02x ", ((const unsigned char*)data)[i]);
  10         printf("\n");
  11
  12         if ((tag[0]==0x9f) && (tag[1]==0x88))
  13         {
  14                 switch (tag[2])
  15                 {
  16                         case 0x01:
  17                         printf("MMI display control\n");
  18                         if (((unsigned char*)data)[0] != 1)
  19                                 printf("kann ich nicht. aber das sag ich dem modul nicht.\n");
  20                         state=stateDisplayReply;
  21                         return 1;
  22                 case 0x09:
  23                 case 0x0c:
  24                 {
  25                         unsigned char *d=(unsigned char*)data;
  26                         unsigned char *max=((unsigned char*)d) + len;
  27                         printf("Tmenu_last\n");
  28                         if (d > max)
  29                                 break;
  30                         int n=*d++;
  31                         if (n == 0xFF)
  32                                 n=0;
  33                         else
  34                                 n++;
  35                         printf("%d texts\n", n);
  36                         for (int i=0; i < (n+3); ++i)
  37                         {
  38                                 int textlen;
  39                                 if ((d+3) > max)
  40                                         break;
  41                                 printf("text tag: %02x %02x %02x\n", d[0], d[1], d[2]);
  42                                 d+=3;
  43                                 d+=parseLengthField(d, textlen);
  44                                 printf("%d bytes text\n", textlen);
  45                                 if ((d+textlen) > max)
  46                                         break;
  47                                 while (textlen--)
  48                                         printf("%c", *d++);
  49                                 printf("\n");
  50                         }
  51                         break;
  52                 }
  53                 default:
  54                         printf("unknown APDU tag 9F 88 %02x\n", tag[2]);
  55                         break;
  56                 }
  57         }
  58         return 0;
  59 }
  60
  61 int eDVBCIMMISession::doAction()
  62 {
  63         switch (state)
  64         {
  65         case stateStarted:
  66                 state=stateIdle;
  67                 break;
  68         case stateDisplayReply:
  69         {
  70                 unsigned char tag[]={0x9f, 0x88, 0x02};
  71                 unsigned char data[]={0x01, 0x01};
  72                 sendAPDU(tag, data, 2);
  73                 state=stateFakeOK;
  74                 return 1;
  75                 break;
  76         }
  77         case stateFakeOK:
  78         {
  79                 unsigned char tag[]={0x9f, 0x88, 0x0b};
  80                 unsigned char data[]={5};
  81                 sendAPDU(tag, data, 1);
  82                 state=stateIdle;
  83                 break;
  84         }
  85         case stateIdle:
  86                 break;
  87         default:
  88                 break;
  89         }
  90         return 0;
  91 }
  92