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-core.h"
  14#include "qom/object.h"
  15
  16typedef struct CCIDCardInfo CCIDCardInfo;
  17
  18#define TYPE_CCID_CARD "ccid-card"
  19OBJECT_DECLARE_TYPE(CCIDCardState, CCIDCardClass, CCID_CARD)
  20
  21/*
  22 * callbacks to be used by the CCID device (hw/usb-ccid.c) to call
  23 * into the smartcard device (hw/ccid-card-*.c)
  24 */
  25struct CCIDCardClass {
  26    /*< private >*/
  27    DeviceClass parent_class;
  28    /*< public >*/
  29    const uint8_t *(*get_atr)(CCIDCardState *card, uint32_t *len);
  30    void (*apdu_from_guest)(CCIDCardState *card,
  31                            const uint8_t *apdu,
  32                            uint32_t len);
  33    void (*realize)(CCIDCardState *card, Error **errp);
  34    void (*unrealize)(CCIDCardState *card);
  35};
  36
  37/*
  38 * state of the CCID Card device (i.e. hw/ccid-card-*.c)
  39 */
  40struct CCIDCardState {
  41    DeviceState qdev;
  42    uint32_t    slot; /* For future use with multiple slot reader. */
  43};
  44
  45/*
  46 * API for smartcard calling the CCID device (used by hw/ccid-card-*.c)
  47 */
  48void ccid_card_send_apdu_to_guest(CCIDCardState *card,
  49                                  uint8_t *apdu,
  50                                  uint32_t len);
  51void ccid_card_card_removed(CCIDCardState *card);
  52void ccid_card_card_inserted(CCIDCardState *card);
  53void ccid_card_card_error(CCIDCardState *card, uint64_t error);
  54
  55/*
  56 * support guest visible insertion/removal of ccid devices based on actual
  57 * devices connected/removed. Called by card implementation (passthru, local)
  58 */
  59int ccid_card_ccid_attach(CCIDCardState *card);
  60void ccid_card_ccid_detach(CCIDCardState *card);
  61
  62#endif /* CCID_H */
  63