qemu/hw/usb/ccid.h

68 lines
2.0 KiB
C

/*
* CCID Passthru Card Device emulation
*
* Copyright (c) 2011 Red Hat.
* Written by Alon Levy.
*
* This code is licensed under the GNU LGPL, version 2 or later.
*/
#ifndef CCID_H
#define CCID_H
#include "hw/qdev.h"
typedef struct CCIDCardState CCIDCardState;
typedef struct CCIDCardInfo CCIDCardInfo;
#define TYPE_CCID_CARD "ccid-card"
#define CCID_CARD(obj) \
OBJECT_CHECK(CCIDCardState, (obj), TYPE_CCID_CARD)
#define CCID_CARD_CLASS(klass) \
OBJECT_CLASS_CHECK(CCIDCardClass, (klass), TYPE_CCID_CARD)
#define CCID_CARD_GET_CLASS(obj) \
OBJECT_GET_CLASS(CCIDCardClass, (obj), TYPE_CCID_CARD)
/*
* callbacks to be used by the CCID device (hw/usb-ccid.c) to call
* into the smartcard device (hw/ccid-card-*.c)
*/
typedef struct CCIDCardClass {
/*< private >*/
DeviceClass parent_class;
/*< public >*/
const uint8_t *(*get_atr)(CCIDCardState *card, uint32_t *len);
void (*apdu_from_guest)(CCIDCardState *card,
const uint8_t *apdu,
uint32_t len);
void (*realize)(CCIDCardState *card, Error **errp);
void (*unrealize)(CCIDCardState *card, Error **errp);
} CCIDCardClass;
/*
* state of the CCID Card device (i.e. hw/ccid-card-*.c)
*/
struct CCIDCardState {
DeviceState qdev;
uint32_t slot; /* For future use with multiple slot reader. */
};
/*
* API for smartcard calling the CCID device (used by hw/ccid-card-*.c)
*/
void ccid_card_send_apdu_to_guest(CCIDCardState *card,
uint8_t *apdu,
uint32_t len);
void ccid_card_card_removed(CCIDCardState *card);
void ccid_card_card_inserted(CCIDCardState *card);
void ccid_card_card_error(CCIDCardState *card, uint64_t error);
/*
* support guest visible insertion/removal of ccid devices based on actual
* devices connected/removed. Called by card implementation (passthru, local)
*/
int ccid_card_ccid_attach(CCIDCardState *card);
void ccid_card_ccid_detach(CCIDCardState *card);
#endif /* CCID_H */