Merge remote-tracking branch 'remotes/philmd-gitlab/tags/renesas-20201027' into staging
[qemu.git] / 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
16 typedef struct CCIDCardInfo CCIDCardInfo;
17
18 #define TYPE_CCID_CARD "ccid-card"
19 OBJECT_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 */
25 struct 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 */
40 struct 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 */
48 void ccid_card_send_apdu_to_guest(CCIDCardState *card,
49 uint8_t *apdu,
50 uint32_t len);
51 void ccid_card_card_removed(CCIDCardState *card);
52 void ccid_card_card_inserted(CCIDCardState *card);
53 void 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 */
59 int ccid_card_ccid_attach(CCIDCardState *card);
60 void ccid_card_ccid_detach(CCIDCardState *card);
61
62 #endif /* CCID_H */