[1205] | 1 | /*
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| 2 | ifd_sci.c
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| 3 | This module provides IFD handling functions for SCI internal reader.
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| 4 | */
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| 5 |
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| 6 | #include "ifd_sci.h"
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| 7 |
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| 8 | #ifdef SCI_DEV
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include <time.h>
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| 12 | #include <sys/ioctl.h>
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| 13 | #include "sci_global.h"
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| 14 | #include "sci_ioctl.h"
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| 15 | #include "atr.h"
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[1228] | 16 | #include "string.h"
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| 17 | #ifdef SH4
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| 18 | #include <fcntl.h>
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| 19 | #endif
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[1205] | 20 |
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| 21 | #include "ifd_towitoko.h"
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| 22 | #define IFD_TOWITOKO_ATR_TIMEOUT 800
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| 23 |
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| 24 | #define OK 1
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| 25 | #define ERROR 0
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| 26 |
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| 27 | int Sci_Init ()
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| 28 | {
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| 29 | }
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| 30 |
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| 31 | int Sci_GetStatus (int handle, int * status)
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| 32 | {
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| 33 | int in;
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| 34 | if (ioctl(handle, IOCTL_GET_IS_CARD_PRESENT, status)<0)
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| 35 | return ERROR;
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| 36 | return OK;
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| 37 | }
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| 38 |
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| 39 | int Sci_Reset (IFD * ifd, ATR ** atr)
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| 40 | {
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| 41 | unsigned char buf[SCI_MAX_ATR_SIZE];
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| 42 | int n = 0;
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| 43 | SCI_PARAMETERS params;
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| 44 | #ifdef SH4
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| 45 | struct timeval tv, tv_spent;
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| 46 | int atr_size = 2, TDi_exists = 0;
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| 47 | #endif
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| 48 |
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| 49 | (*atr) = NULL;
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| 50 |
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| 51 | memset(¶ms,0,sizeof(SCI_PARAMETERS));
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| 52 |
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[1228] | 53 | params.ETU = 372;
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| 54 | params.EGT = 3; //not sure why this value is chosen
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| 55 | #ifdef SH4
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| 56 | params.fs = 9; //not sure why this value is chosen
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| 57 | #else
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| 58 | params.fs = 5;
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| 59 | #endif
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[1205] | 60 | params.T = 0;
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| 61 |
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| 62 | if(ioctl(ifd->io->fd, IOCTL_SET_PARAMETERS, ¶ms)!=0)
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| 63 | return ERROR;
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| 64 |
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| 65 | if(ioctl(ifd->io->fd, IOCTL_SET_RESET)<0)
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| 66 | return ERROR;
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| 67 |
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| 68 | #ifdef SH4
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| 69 | gettimeofday(&tv,0);
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| 70 | memcpy(&tv_spent,&tv,sizeof(struct timeval));
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| 71 |
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| 72 | while(n<atr_size && (tv_spent.tv_sec-tv.tv_sec)<10)
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| 73 | {
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[1228] | 74 | if(IO_Serial_Read(IFD_TOWITOKO_ATR_TIMEOUT, 1, buf+n))
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[1205] | 75 | n++;
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| 76 | gettimeofday(&tv_spent,0);
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| 77 | if(n==2) // format character
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| 78 | {
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| 79 | // high nibble = TA1 , TB1 , TC1 , TD1
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| 80 | if(buf[n-1] & 0x10)
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| 81 | atr_size++;
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| 82 | if(buf[n-1] & 0x20)
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| 83 | atr_size++;
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| 84 | if(buf[n-1] & 0x40)
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| 85 | atr_size++;
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| 86 | if(buf[n-1] & 0x80)
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| 87 | {
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| 88 | atr_size++;
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| 89 | TDi_exists=atr_size;
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| 90 | }
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| 91 | atr_size+=(buf[n-1] & 0x0F); // historical bytes
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| 92 | }
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| 93 | if( (TDi_exists>0) && (n==TDi_exists) )
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| 94 | {
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| 95 | TDi_exists=0;
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| 96 | // high nibble = TA1 , TB1 , TC1 , TD1
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| 97 | if(buf[n-1] & 0x10)
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| 98 | atr_size++;
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| 99 | if(buf[n-1] & 0x20)
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| 100 | atr_size++;
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| 101 | if(buf[n-1] & 0x40)
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| 102 | atr_size++;
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| 103 | if(buf[n-1] & 0x80)
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| 104 | {
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| 105 | atr_size++;
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| 106 | TDi_exists=atr_size;
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| 107 | }
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| 108 | }
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| 109 | }
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| 110 | #else
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[1228] | 111 | while(n<SCI_MAX_ATR_SIZE && IO_Serial_Read(IFD_TOWITOKO_ATR_TIMEOUT, 1, buf+n))
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[1205] | 112 | {
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| 113 | n++;
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| 114 | }
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| 115 |
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| 116 | if ((buf[0] !=0x3B) && (buf[0] != 0x3F) && (n>9 && !memcmp(buf+4, "IRDETO", 6))) //irdeto S02 reports FD as first byte on dreambox SCI, not sure about SH4 or phoenix
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| 117 | buf[0] = 0x3B;
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| 118 | #endif
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| 119 |
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| 120 | if(n==0)
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| 121 | return ERROR;
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| 122 |
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| 123 |
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| 124 | (*atr) = ATR_New ();
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| 125 | if(ATR_InitFromArray ((*atr), buf, n) == ATR_OK)
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| 126 | {
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| 127 | struct timespec req_ts;
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| 128 | req_ts.tv_sec = 0;
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| 129 | req_ts.tv_nsec = 50000000;
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| 130 | nanosleep (&req_ts, NULL);
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| 131 | if (ioctl(ifd->io->fd, IOCTL_SET_ATR_READY)<0)
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| 132 | return ERROR;
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| 133 | return OK;
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| 134 | }
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| 135 | else
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| 136 | {
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| 137 | ATR_Delete (*atr);
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| 138 | (*atr) = NULL;
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| 139 | return ERROR;
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| 140 | }
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| 141 | }
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| 142 |
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| 143 | #endif
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