7 extern struct token_interface ykneo_interface;
9 static struct token_interface *types[] = {
14 SCARD_IO_REQUEST pioSendPci;
16 static LONG find_hb(LPTSTR atr, DWORD atrsize, LPTSTR *hb, LPDWORD hbsize)
19 if (atrsize < 2) return SCARD_W_UNSUPPORTED_CARD;
23 default: return SCARD_W_UNSUPPORTED_CARD;
25 *hbsize = atr[1]&0x0f;
29 for (j = 0; j < 4; j++) if (cont & (0x01 << j)) i++;
30 } while ((cont & 0x08) && (i < atrsize));
31 if ((i + (*hbsize) + 2) != atrsize)
32 return SCARD_W_UNSUPPORTED_CARD;
34 return SCARD_S_SUCCESS;
37 long pcsc_cr(unsigned char *chal, int csize, unsigned char *resp, int *rsize)
39 struct token_interface *type;
41 SCARDCONTEXT hContext;
44 DWORD nrdrs = SCARD_AUTOALLOCATE, activeproto;
52 rc = SCardEstablishContext(SCARD_SCOPE_SYSTEM, NULL, NULL, &hContext);
54 rc = SCardListReaders(hContext, NULL, (LPTSTR)&readers, &nrdrs);
56 for (rdr=readers; rdr < readers + nrdrs - 1; rdr += strlen(rdr) + 1) {
57 rc = SCardConnect(hContext, rdr, SCARD_SHARE_SHARED,
58 SCARD_PROTOCOL_T0 | SCARD_PROTOCOL_T1,
59 &hCard, &activeproto);
61 switch (activeproto) {
62 case SCARD_PROTOCOL_T0:
63 pioSendPci = *SCARD_PCI_T0;
65 case SCARD_PROTOCOL_T1:
66 pioSendPci = *SCARD_PCI_T1;
69 atrsize = sizeof(atr);
70 rc = SCardGetAttrib(hCard, SCARD_ATTR_ATR_STRING,
72 if (rc) goto disconnect;
73 rc = find_hb(atr, atrsize, &hb, &hbsize);
74 if (rc) goto disconnect;
75 for (i = 0; types[i]; i++) {
77 rc = type->check_atr_hb(hb, hbsize);
80 if (rc) goto disconnect;
81 rc = type->prologue(hCard, NULL);
84 (void)SCardDisconnect(hCard, SCARD_LEAVE_CARD);
86 if (rc) goto free_out;
88 rc = type->trancieve(hCard, NULL, chal, csize, resp, &lrsize);
89 if (rc) goto disc_free_out;
91 rc = type->epilogue(hCard, NULL);
93 (void)SCardDisconnect(hCard, SCARD_EJECT_CARD);
95 (void)SCardFreeMemory(hContext, readers);
99 char *pcsc_errstr(long err) {
100 return pcsc_stringify_error(err);
103 int pcsc_option(char *option)
105 char *name, *key, *val;
107 struct token_interface *type;
109 name=(char *)alloca(strlen(option)+1);
110 strcpy(name, option);
111 if ((key = strchr(name, ':'))) *(key++) = '\0';
113 if ((val = strchr(key, '='))) *(val++) = '\0';
115 if (*val == '\0') return -1;
116 for (i = 0; types[i]; i++) {
118 if (!strcmp(type->name,name)) {
119 rc = type->parse_option(key, val);