LXR qemu/hw/usb/ccid.h

   1/*
   2 * CCID Passthru Card Device emulation
   3 *
   4 * Copyright (c) 2011 Red Hat.
   5 * Written by Alon Levy.
   6 *
   7 * This code is licensed under the GNU LGPL, version 2 or later.
   8 */
   9
  10#ifndef CCID_H
  11#define CCID_H
  12
  13#include "hw/qdev.h"
  14
  15typedef struct CCIDCardState CCIDCardState;
  16typedef struct CCIDCardInfo CCIDCardInfo;
  17
  18#define TYPE_CCID_CARD "ccid-card"
  19#define CCID_CARD(obj) \
  20     OBJECT_CHECK(CCIDCardState, (obj), TYPE_CCID_CARD)
  21#define CCID_CARD_CLASS(klass) \
  22     OBJECT_CLASS_CHECK(CCIDCardClass, (klass), TYPE_CCID_CARD)
  23#define CCID_CARD_GET_CLASS(obj) \
  24     OBJECT_GET_CLASS(CCIDCardClass, (obj), TYPE_CCID_CARD)
  25
  26/*
  27 * callbacks to be used by the CCID device (hw/usb-ccid.c) to call
  28 * into the smartcard device (hw/ccid-card-*.c)
  29 */
  30typedef struct CCIDCardClass {
  31    DeviceClass parent_class;
  32    const uint8_t *(*get_atr)(CCIDCardState *card, uint32_t *len);
  33    void (*apdu_from_guest)(CCIDCardState *card,
  34                            const uint8_t *apdu,
  35                            uint32_t len);
  36    int (*exitfn)(CCIDCardState *card);
  37    int (*initfn)(CCIDCardState *card);
  38} CCIDCardClass;
  39
  40/*
  41 * state of the CCID Card device (i.e. hw/ccid-card-*.c)
  42 */
  43struct CCIDCardState {
  44    DeviceState qdev;
  45    uint32_t    slot; /* For future use with multiple slot reader. */
  46};
  47
  48/*
  49 * API for smartcard calling the CCID device (used by hw/ccid-card-*.c)
  50 */
  51void ccid_card_send_apdu_to_guest(CCIDCardState *card,
  52                                  uint8_t *apdu,
  53                                  uint32_t len);
  54void ccid_card_card_removed(CCIDCardState *card);
  55void ccid_card_card_inserted(CCIDCardState *card);
  56void ccid_card_card_error(CCIDCardState *card, uint64_t error);
  57
  58/*
  59 * support guest visible insertion/removal of ccid devices based on actual
  60 * devices connected/removed. Called by card implementation (passthru, local)
  61 */
  62int ccid_card_ccid_attach(CCIDCardState *card);
  63void ccid_card_ccid_detach(CCIDCardState *card);
  64
  65#endif /* CCID_H */
  66