ccid_picc.c

   1
   2 #include "ccid.h"
   3
   4 static uint8_t ccid_get_picc_status(void)
   5 {
   6         if(BITISCLEAR(common->picc.status, PRESENT))
   7                 return PICC_ICCSTATUS_NOICC;
   8         else if(BITISCLEAR(common->picc.status, ACTIVATED))
   9                 return PICC_ICCSTATUS_INACTIVE;
  10         else
  11                 return PICC_ICCSTATUS_ACTIVE;
  12 }
  13
  14 static void ccid_picc_power_on(struct ccid_msg_data *picc_data)
  15 {
  16         int ret = 0;
  17
  18         ret = picc_power_on(&common->picc, picc_data->rBuf, &picc_data->rLen);
  19
  20         picc_data->errCode = ret;
  21         picc_data->cardStatus = ccid_get_picc_status();
  22 }
  23
  24 static void ccid_picc_power_off(struct ccid_msg_data *picc_data)
  25 {
  26         picc_power_off(&common->picc);
  27
  28         picc_data->errCode = PICC_ERRORCODE_NONE;
  29         picc_data->param = 0;
  30
  31         picc_data->cardStatus = ccid_get_picc_status();
  32 }
  33
  34 static void ccid_picc_get_slot_status(struct ccid_msg_data *picc_data)
  35 {
  36         picc_data->errCode = PICC_ERRORCODE_NONE;
  37         picc_data->param = 0;
  38
  39         picc_data->cardStatus = ccid_get_picc_status();
  40 }
  41
  42 static void ccid_picc_xfr_block(struct ccid_msg_data *picc_data)
  43 {
  44     uint8_t level = (uint8_t)picc_data->param;
  45     int ret = 0;
  46
  47     // pr_debug("slen = %08X, rlen = %08X\n", picc_data->sLen, picc_data->rLen);
  48     ret = picc_command_exchange(&common->picc, picc_data->sBuf, picc_data->sLen,
  49         picc_data->rBuf, &picc_data->rLen,
  50         &level);
  51     //  pr_debug("slen = %08X, rlen = %08X\n", picc_data->sLen, picc_data->rLen);
  52     picc_data->errCode = ret;
  53     picc_data->param = 0;
  54
  55     picc_data->cardStatus = ccid_get_picc_status();
  56 }
  57
  58 static void ccid_picc_get_parameters(struct ccid_msg_data *picc_data)
  59 {
  60     // bmFindexDindex
  61     picc_data->rBuf[0] = 0x11;
  62     // bmTCCKST1
  63     picc_data->rBuf[1] = 0x10;
  64     // bGuardTimeT1
  65     picc_data->rBuf[2] = 0x01;
  66     // bmWaitingIntegersT1
  67     picc_data->rBuf[3] = 0x4D;
  68     // bClockStop
  69     picc_data->rBuf[4] = 0x00;
  70
  71     // bIFSC
  72     if(fsdi_to_fsd[common->picc.FSCI] > (uint16_t)0xFE)
  73         picc_data->rBuf[5] = 0xFE;
  74     else
  75         picc_data->rBuf[5] = (uint8_t)fsdi_to_fsd[common->picc.FSCI];
  76     // bNadValue
  77     picc_data->rBuf[6] = 0x00;
  78     // bProtocolNum
  79     picc_data->param = 0x01;
  80     picc_data->rLen = 0x07;
  81     picc_data->errCode = PICC_ERRORCODE_NONE;
  82     picc_data->cardStatus = ccid_get_picc_status();
  83 }
  84
  85 static void ccid_picc_set_parameters(struct ccid_msg_data *picc_data)
  86 {
  87     ccid_picc_get_parameters(picc_data);
  88 }
  89
  90 static void ccid_picc_reset_parameters(struct ccid_msg_data *picc_data)
  91 {
  92     ccid_picc_get_parameters(picc_data);
  93 }
  94
  95 static void ccid_picc_escape(struct ccid_msg_data *picc_data)
  96 {
  97
  98 }
  99
 100 static struct ccid_operations ccid_picc_ops =
 101 {
 102     .card_power_on = ccid_picc_power_on,
 103     .card_power_off = ccid_picc_power_off,
 104     .get_slot_status = ccid_picc_get_slot_status,
 105     .xfr_block = ccid_picc_xfr_block,
 106     .get_parameters = ccid_picc_get_parameters,
 107     .set_parameters = ccid_picc_set_parameters,
 108     .reset_parameters = ccid_picc_reset_parameters,
 109     .escape = ccid_picc_escape,
 110 };
 111
 112 int picc_interrput_in(uint8_t slot_status)
 113 {
 114     if(!common->slot_changed_notify)
 115         return(-ENXIO);
 116     return(common->slot_changed_notify(common->private_data, slot_status));
 117 }
 118
 119 void ccid_picc_init(struct ccid_operations **ops,
 120                                                 uint32_t max_IFSD,
 121                                                 int (*picc_intr_in)(void *, uint8_t),
 122                                                 void *pri_data)
 123 {
 124     picc_param_init(common, max_IFSD);
 125
 126     common->slot_changed_notify = picc_intr_in;
 127
 128     common->private_data = pri_data;
 129
 130     *ops = &ccid_picc_ops;
 131 }
 132
 133 void ccid_picc_uninit(void)
 134 {
 135     picc_param_init(common, 256);
 136
 137     common->slot_changed_notify = NULL;
 138
 139     common->private_data = NULL;
 140 }
 141