| #pragma once |
| #include <stdbool.h> |
| #include <stdint.h> |
| |
| |
| #define NR_SLOTS 8 |
| |
| #define LOGPCI(ci, lvl, fmt, args ...) LOGP(DCCID, lvl, "%s: " fmt, (ci)->name, ## args) |
| #define LOGPCS(cs, lvl, fmt, args ...) \ |
| LOGP(DCCID, lvl, "%s(%u): " fmt, (cc)->ci->name, (cc)->slot_nr, ## args) |
| |
| struct msgb; |
| |
| struct ccid_pars_decoded { |
| /* global for T0/T1 */ |
| uint8_t fi; |
| uint8_t di; |
| enum ccid_clock_stop clock_stop; |
| bool inverse_convention; |
| |
| struct { |
| uint8_t guard_time_etu; |
| uint8_t waiting_integer; |
| } t0; |
| |
| struct { |
| enum ccid_t1_csum_type csum_type; |
| uint8_t guard_time_t1; |
| uint8_t bwi; |
| uint8_t cwi; |
| uint8_t ifsc; |
| uint8_t nad; |
| } t1; |
| }; |
| |
| struct ccid_slot { |
| /* back-pointer to the ccid_instance */ |
| struct ccid_instance *ci; |
| /* number of this slot (0 = first) */ |
| uint8_t slot_nr; |
| /* is there an ICC physically present (card detect)? */ |
| bool icc_present; |
| /* was there an ICC present during the last NotifSlotStatus? |
| * should be set to zero every USB resume and setConfig != 0 */ |
| bool icc_present_last; |
| /* is the ICC physically powered? */ |
| bool icc_powered; |
| /* is the ICC currently in reset? */ |
| bool icc_in_reset; |
| /* is this slot currently busy with processing a CCID command? */ |
| bool cmd_busy; |
| /* decided CCID parameters */ |
| struct ccid_pars_decoded pars; |
| }; |
| |
| /* CCID operations */ |
| struct ccid_ops { |
| int (*send_in)(struct ccid_instance *ci, struct msgb *msg); |
| }; |
| |
| /* An instance of CCID (i.e. a card reader device) */ |
| struct ccid_instance { |
| /* slots within the reader */ |
| struct ccid_slot slot[NR_SLOTS]; |
| /* set of function pointers implementing specific operations */ |
| const struct ccid_ops *ops; |
| const char *name; |
| /* user-supplied opaque data */ |
| void *priv; |
| }; |
| |
| void ccid_instance_init(struct ccid_instance *ci, const struct ccid_ops *ops, const char *name, |
| void *priv); |
| int ccid_handle_out(struct ccid_instance *ci, struct msgb *msg); |