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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/usb/dev-smartcard-reader.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/usb/dev-smartcard-reader.c')
-rw-r--r--qemu/hw/usb/dev-smartcard-reader.c1507
1 files changed, 0 insertions, 1507 deletions
diff --git a/qemu/hw/usb/dev-smartcard-reader.c b/qemu/hw/usb/dev-smartcard-reader.c
deleted file mode 100644
index af4b85135..000000000
--- a/qemu/hw/usb/dev-smartcard-reader.c
+++ /dev/null
@@ -1,1507 +0,0 @@
-/*
- * Copyright (C) 2011 Red Hat, Inc.
- *
- * CCID Device emulation
- *
- * Written by Alon Levy, with contributions from Robert Relyea.
- *
- * Based on usb-serial.c, see its copyright and attributions below.
- *
- * This work is licensed under the terms of the GNU GPL, version 2.1 or later.
- * See the COPYING file in the top-level directory.
- * ------- (original copyright & attribution for usb-serial.c below) --------
- * Copyright (c) 2006 CodeSourcery.
- * Copyright (c) 2008 Samuel Thibault <samuel.thibault@ens-lyon.org>
- * Written by Paul Brook, reused for FTDI by Samuel Thibault,
- */
-
-/*
- * References:
- *
- * CCID Specification Revision 1.1 April 22nd 2005
- * "Universal Serial Bus, Device Class: Smart Card"
- * Specification for Integrated Circuit(s) Cards Interface Devices
- *
- * Endianness note: from the spec (1.3)
- * "Fields that are larger than a byte are stored in little endian"
- *
- * KNOWN BUGS
- * 1. remove/insert can sometimes result in removed state instead of inserted.
- * This is a result of the following:
- * symptom: dmesg shows ERMOTEIO (-121), pcscd shows -99. This can happen
- * when a short packet is sent, as seen in uhci-usb.c, resulting from a urb
- * from the guest requesting SPD and us returning a smaller packet.
- * Not sure which messages trigger this.
- */
-
-#include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "qemu-common.h"
-#include "qemu/error-report.h"
-#include "hw/usb.h"
-#include "hw/usb/desc.h"
-
-#include "ccid.h"
-
-#define DPRINTF(s, lvl, fmt, ...) \
-do { \
- if (lvl <= s->debug) { \
- printf("usb-ccid: " fmt , ## __VA_ARGS__); \
- } \
-} while (0)
-
-#define D_WARN 1
-#define D_INFO 2
-#define D_MORE_INFO 3
-#define D_VERBOSE 4
-
-#define CCID_DEV_NAME "usb-ccid"
-#define USB_CCID_DEV(obj) OBJECT_CHECK(USBCCIDState, (obj), CCID_DEV_NAME)
-/*
- * The two options for variable sized buffers:
- * make them constant size, for large enough constant,
- * or handle the migration complexity - VMState doesn't handle this case.
- * sizes are expected never to be exceeded, unless guest misbehaves.
- */
-#define BULK_OUT_DATA_SIZE 65536
-#define PENDING_ANSWERS_NUM 128
-
-#define BULK_IN_BUF_SIZE 384
-#define BULK_IN_PENDING_NUM 8
-
-#define CCID_MAX_PACKET_SIZE 64
-
-#define CCID_CONTROL_ABORT 0x1
-#define CCID_CONTROL_GET_CLOCK_FREQUENCIES 0x2
-#define CCID_CONTROL_GET_DATA_RATES 0x3
-
-#define CCID_PRODUCT_DESCRIPTION "QEMU USB CCID"
-#define CCID_VENDOR_DESCRIPTION "QEMU"
-#define CCID_INTERFACE_NAME "CCID Interface"
-#define CCID_SERIAL_NUMBER_STRING "1"
-/*
- * Using Gemplus Vendor and Product id
- * Effect on various drivers:
- * usbccid.sys (winxp, others untested) is a class driver so it doesn't care.
- * linux has a number of class drivers, but openct filters based on
- * vendor/product (/etc/openct.conf under fedora), hence Gemplus.
- */
-#define CCID_VENDOR_ID 0x08e6
-#define CCID_PRODUCT_ID 0x4433
-#define CCID_DEVICE_VERSION 0x0000
-
-/*
- * BULK_OUT messages from PC to Reader
- * Defined in CCID Rev 1.1 6.1 (page 26)
- */
-#define CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn 0x62
-#define CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff 0x63
-#define CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus 0x65
-#define CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock 0x6f
-#define CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters 0x6c
-#define CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters 0x6d
-#define CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters 0x61
-#define CCID_MESSAGE_TYPE_PC_to_RDR_Escape 0x6b
-#define CCID_MESSAGE_TYPE_PC_to_RDR_IccClock 0x6e
-#define CCID_MESSAGE_TYPE_PC_to_RDR_T0APDU 0x6a
-#define CCID_MESSAGE_TYPE_PC_to_RDR_Secure 0x69
-#define CCID_MESSAGE_TYPE_PC_to_RDR_Mechanical 0x71
-#define CCID_MESSAGE_TYPE_PC_to_RDR_Abort 0x72
-#define CCID_MESSAGE_TYPE_PC_to_RDR_SetDataRateAndClockFrequency 0x73
-
-/*
- * BULK_IN messages from Reader to PC
- * Defined in CCID Rev 1.1 6.2 (page 48)
- */
-#define CCID_MESSAGE_TYPE_RDR_to_PC_DataBlock 0x80
-#define CCID_MESSAGE_TYPE_RDR_to_PC_SlotStatus 0x81
-#define CCID_MESSAGE_TYPE_RDR_to_PC_Parameters 0x82
-#define CCID_MESSAGE_TYPE_RDR_to_PC_Escape 0x83
-#define CCID_MESSAGE_TYPE_RDR_to_PC_DataRateAndClockFrequency 0x84
-
-/*
- * INTERRUPT_IN messages from Reader to PC
- * Defined in CCID Rev 1.1 6.3 (page 56)
- */
-#define CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange 0x50
-#define CCID_MESSAGE_TYPE_RDR_to_PC_HardwareError 0x51
-
-/*
- * Endpoints for CCID - addresses are up to us to decide.
- * To support slot insertion and removal we must have an interrupt in ep
- * in addition we need a bulk in and bulk out ep
- * 5.2, page 20
- */
-#define CCID_INT_IN_EP 1
-#define CCID_BULK_IN_EP 2
-#define CCID_BULK_OUT_EP 3
-
-/* bmSlotICCState masks */
-#define SLOT_0_STATE_MASK 1
-#define SLOT_0_CHANGED_MASK 2
-
-/* Status codes that go in bStatus (see 6.2.6) */
-enum {
- ICC_STATUS_PRESENT_ACTIVE = 0,
- ICC_STATUS_PRESENT_INACTIVE,
- ICC_STATUS_NOT_PRESENT
-};
-
-enum {
- COMMAND_STATUS_NO_ERROR = 0,
- COMMAND_STATUS_FAILED,
- COMMAND_STATUS_TIME_EXTENSION_REQUIRED
-};
-
-/* Error codes that go in bError (see 6.2.6) */
-enum {
- ERROR_CMD_NOT_SUPPORTED = 0,
- ERROR_CMD_ABORTED = -1,
- ERROR_ICC_MUTE = -2,
- ERROR_XFR_PARITY_ERROR = -3,
- ERROR_XFR_OVERRUN = -4,
- ERROR_HW_ERROR = -5,
-};
-
-/* 6.2.6 RDR_to_PC_SlotStatus definitions */
-enum {
- CLOCK_STATUS_RUNNING = 0,
- /*
- * 0 - Clock Running, 1 - Clock stopped in State L, 2 - H,
- * 3 - unknown state. rest are RFU
- */
-};
-
-typedef struct QEMU_PACKED CCID_Header {
- uint8_t bMessageType;
- uint32_t dwLength;
- uint8_t bSlot;
- uint8_t bSeq;
-} CCID_Header;
-
-typedef struct QEMU_PACKED CCID_BULK_IN {
- CCID_Header hdr;
- uint8_t bStatus; /* Only used in BULK_IN */
- uint8_t bError; /* Only used in BULK_IN */
-} CCID_BULK_IN;
-
-typedef struct QEMU_PACKED CCID_SlotStatus {
- CCID_BULK_IN b;
- uint8_t bClockStatus;
-} CCID_SlotStatus;
-
-typedef struct QEMU_PACKED CCID_T0ProtocolDataStructure {
- uint8_t bmFindexDindex;
- uint8_t bmTCCKST0;
- uint8_t bGuardTimeT0;
- uint8_t bWaitingIntegerT0;
- uint8_t bClockStop;
-} CCID_T0ProtocolDataStructure;
-
-typedef struct QEMU_PACKED CCID_T1ProtocolDataStructure {
- uint8_t bmFindexDindex;
- uint8_t bmTCCKST1;
- uint8_t bGuardTimeT1;
- uint8_t bWaitingIntegerT1;
- uint8_t bClockStop;
- uint8_t bIFSC;
- uint8_t bNadValue;
-} CCID_T1ProtocolDataStructure;
-
-typedef union CCID_ProtocolDataStructure {
- CCID_T0ProtocolDataStructure t0;
- CCID_T1ProtocolDataStructure t1;
- uint8_t data[7]; /* must be = max(sizeof(t0), sizeof(t1)) */
-} CCID_ProtocolDataStructure;
-
-typedef struct QEMU_PACKED CCID_Parameter {
- CCID_BULK_IN b;
- uint8_t bProtocolNum;
- CCID_ProtocolDataStructure abProtocolDataStructure;
-} CCID_Parameter;
-
-typedef struct QEMU_PACKED CCID_DataBlock {
- CCID_BULK_IN b;
- uint8_t bChainParameter;
- uint8_t abData[0];
-} CCID_DataBlock;
-
-/* 6.1.4 PC_to_RDR_XfrBlock */
-typedef struct QEMU_PACKED CCID_XferBlock {
- CCID_Header hdr;
- uint8_t bBWI; /* Block Waiting Timeout */
- uint16_t wLevelParameter; /* XXX currently unused */
- uint8_t abData[0];
-} CCID_XferBlock;
-
-typedef struct QEMU_PACKED CCID_IccPowerOn {
- CCID_Header hdr;
- uint8_t bPowerSelect;
- uint16_t abRFU;
-} CCID_IccPowerOn;
-
-typedef struct QEMU_PACKED CCID_IccPowerOff {
- CCID_Header hdr;
- uint16_t abRFU;
-} CCID_IccPowerOff;
-
-typedef struct QEMU_PACKED CCID_SetParameters {
- CCID_Header hdr;
- uint8_t bProtocolNum;
- uint16_t abRFU;
- CCID_ProtocolDataStructure abProtocolDataStructure;
-} CCID_SetParameters;
-
-typedef struct CCID_Notify_Slot_Change {
- uint8_t bMessageType; /* CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange */
- uint8_t bmSlotICCState;
-} CCID_Notify_Slot_Change;
-
-/* used for DataBlock response to XferBlock */
-typedef struct Answer {
- uint8_t slot;
- uint8_t seq;
-} Answer;
-
-/* pending BULK_IN messages */
-typedef struct BulkIn {
- uint8_t data[BULK_IN_BUF_SIZE];
- uint32_t len;
- uint32_t pos;
-} BulkIn;
-
-enum {
- MIGRATION_NONE,
- MIGRATION_MIGRATED,
-};
-
-typedef struct CCIDBus {
- BusState qbus;
-} CCIDBus;
-
-/*
- * powered - defaults to true, changed by PowerOn/PowerOff messages
- */
-typedef struct USBCCIDState {
- USBDevice dev;
- USBEndpoint *intr;
- USBEndpoint *bulk;
- CCIDBus bus;
- CCIDCardState *card;
- BulkIn bulk_in_pending[BULK_IN_PENDING_NUM]; /* circular */
- uint32_t bulk_in_pending_start;
- uint32_t bulk_in_pending_end; /* first free */
- uint32_t bulk_in_pending_num;
- BulkIn *current_bulk_in;
- uint8_t bulk_out_data[BULK_OUT_DATA_SIZE];
- uint32_t bulk_out_pos;
- uint64_t last_answer_error;
- Answer pending_answers[PENDING_ANSWERS_NUM];
- uint32_t pending_answers_start;
- uint32_t pending_answers_end;
- uint32_t pending_answers_num;
- uint8_t bError;
- uint8_t bmCommandStatus;
- uint8_t bProtocolNum;
- CCID_ProtocolDataStructure abProtocolDataStructure;
- uint32_t ulProtocolDataStructureSize;
- uint32_t state_vmstate;
- uint32_t migration_target_ip;
- uint16_t migration_target_port;
- uint8_t migration_state;
- uint8_t bmSlotICCState;
- uint8_t powered;
- uint8_t notify_slot_change;
- uint8_t debug;
-} USBCCIDState;
-
-/*
- * CCID Spec chapter 4: CCID uses a standard device descriptor per Chapter 9,
- * "USB Device Framework", section 9.6.1, in the Universal Serial Bus
- * Specification.
- *
- * This device implemented based on the spec and with an Athena Smart Card
- * Reader as reference:
- * 0dc3:1004 Athena Smartcard Solutions, Inc.
- */
-
-static const uint8_t qemu_ccid_descriptor[] = {
- /* Smart Card Device Class Descriptor */
- 0x36, /* u8 bLength; */
- 0x21, /* u8 bDescriptorType; Functional */
- 0x10, 0x01, /* u16 bcdCCID; CCID Specification Release Number. */
- 0x00, /*
- * u8 bMaxSlotIndex; The index of the highest available
- * slot on this device. All slots are consecutive starting
- * at 00h.
- */
- 0x07, /* u8 bVoltageSupport; 01h - 5.0v, 02h - 3.0, 03 - 1.8 */
-
- 0x00, 0x00, /* u32 dwProtocols; RRRR PPPP. RRRR = 0000h.*/
- 0x01, 0x00, /* PPPP: 0001h = Protocol T=0, 0002h = Protocol T=1 */
- /* u32 dwDefaultClock; in kHZ (0x0fa0 is 4 MHz) */
- 0xa0, 0x0f, 0x00, 0x00,
- /* u32 dwMaximumClock; */
- 0x00, 0x00, 0x01, 0x00,
- 0x00, /* u8 bNumClockSupported; *
- * 0 means just the default and max. */
- /* u32 dwDataRate ;bps. 9600 == 00002580h */
- 0x80, 0x25, 0x00, 0x00,
- /* u32 dwMaxDataRate ; 11520 bps == 0001C200h */
- 0x00, 0xC2, 0x01, 0x00,
- 0x00, /* u8 bNumDataRatesSupported; 00 means all rates between
- * default and max */
- /* u32 dwMaxIFSD; *
- * maximum IFSD supported by CCID for protocol *
- * T=1 (Maximum seen from various cards) */
- 0xfe, 0x00, 0x00, 0x00,
- /* u32 dwSyncProtocols; 1 - 2-wire, 2 - 3-wire, 4 - I2C */
- 0x00, 0x00, 0x00, 0x00,
- /* u32 dwMechanical; 0 - no special characteristics. */
- 0x00, 0x00, 0x00, 0x00,
- /*
- * u32 dwFeatures;
- * 0 - No special characteristics
- * + 2 Automatic parameter configuration based on ATR data
- * + 4 Automatic activation of ICC on inserting
- * + 8 Automatic ICC voltage selection
- * + 10 Automatic ICC clock frequency change
- * + 20 Automatic baud rate change
- * + 40 Automatic parameters negotiation made by the CCID
- * + 80 automatic PPS made by the CCID
- * 100 CCID can set ICC in clock stop mode
- * 200 NAD value other then 00 accepted (T=1 protocol)
- * + 400 Automatic IFSD exchange as first exchange (T=1)
- * One of the following only:
- * + 10000 TPDU level exchanges with CCID
- * 20000 Short APDU level exchange with CCID
- * 40000 Short and Extended APDU level exchange with CCID
- *
- * 100000 USB Wake up signaling supported on card
- * insertion and removal. Must set bit 5 in bmAttributes
- * in Configuration descriptor if 100000 is set.
- */
- 0xfe, 0x04, 0x01, 0x00,
- /*
- * u32 dwMaxCCIDMessageLength; For extended APDU in
- * [261 + 10 , 65544 + 10]. Otherwise the minimum is
- * wMaxPacketSize of the Bulk-OUT endpoint
- */
- 0x12, 0x00, 0x01, 0x00,
- 0xFF, /*
- * u8 bClassGetResponse; Significant only for CCID that
- * offers an APDU level for exchanges. Indicates the
- * default class value used by the CCID when it sends a
- * Get Response command to perform the transportation of
- * an APDU by T=0 protocol
- * FFh indicates that the CCID echos the class of the APDU.
- */
- 0xFF, /*
- * u8 bClassEnvelope; EAPDU only. Envelope command for
- * T=0
- */
- 0x00, 0x00, /*
- * u16 wLcdLayout; XXYY Number of lines (XX) and chars per
- * line for LCD display used for PIN entry. 0000 - no LCD
- */
- 0x01, /*
- * u8 bPINSupport; 01h PIN Verification,
- * 02h PIN Modification
- */
- 0x01, /* u8 bMaxCCIDBusySlots; */
-};
-
-enum {
- STR_MANUFACTURER = 1,
- STR_PRODUCT,
- STR_SERIALNUMBER,
- STR_INTERFACE,
-};
-
-static const USBDescStrings desc_strings = {
- [STR_MANUFACTURER] = "QEMU",
- [STR_PRODUCT] = "QEMU USB CCID",
- [STR_SERIALNUMBER] = "1",
- [STR_INTERFACE] = "CCID Interface",
-};
-
-static const USBDescIface desc_iface0 = {
- .bInterfaceNumber = 0,
- .bNumEndpoints = 3,
- .bInterfaceClass = USB_CLASS_CSCID,
- .bInterfaceSubClass = USB_SUBCLASS_UNDEFINED,
- .bInterfaceProtocol = 0x00,
- .iInterface = STR_INTERFACE,
- .ndesc = 1,
- .descs = (USBDescOther[]) {
- {
- /* smartcard descriptor */
- .data = qemu_ccid_descriptor,
- },
- },
- .eps = (USBDescEndpoint[]) {
- {
- .bEndpointAddress = USB_DIR_IN | CCID_INT_IN_EP,
- .bmAttributes = USB_ENDPOINT_XFER_INT,
- .bInterval = 255,
- .wMaxPacketSize = 64,
- },{
- .bEndpointAddress = USB_DIR_IN | CCID_BULK_IN_EP,
- .bmAttributes = USB_ENDPOINT_XFER_BULK,
- .wMaxPacketSize = 64,
- },{
- .bEndpointAddress = USB_DIR_OUT | CCID_BULK_OUT_EP,
- .bmAttributes = USB_ENDPOINT_XFER_BULK,
- .wMaxPacketSize = 64,
- },
- }
-};
-
-static const USBDescDevice desc_device = {
- .bcdUSB = 0x0110,
- .bMaxPacketSize0 = 64,
- .bNumConfigurations = 1,
- .confs = (USBDescConfig[]) {
- {
- .bNumInterfaces = 1,
- .bConfigurationValue = 1,
- .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_SELFPOWER |
- USB_CFG_ATT_WAKEUP,
- .bMaxPower = 50,
- .nif = 1,
- .ifs = &desc_iface0,
- },
- },
-};
-
-static const USBDesc desc_ccid = {
- .id = {
- .idVendor = CCID_VENDOR_ID,
- .idProduct = CCID_PRODUCT_ID,
- .bcdDevice = CCID_DEVICE_VERSION,
- .iManufacturer = STR_MANUFACTURER,
- .iProduct = STR_PRODUCT,
- .iSerialNumber = STR_SERIALNUMBER,
- },
- .full = &desc_device,
- .str = desc_strings,
-};
-
-static const uint8_t *ccid_card_get_atr(CCIDCardState *card, uint32_t *len)
-{
- CCIDCardClass *cc = CCID_CARD_GET_CLASS(card);
-
- if (cc->get_atr) {
- return cc->get_atr(card, len);
- }
- return NULL;
-}
-
-static void ccid_card_apdu_from_guest(CCIDCardState *card,
- const uint8_t *apdu,
- uint32_t len)
-{
- CCIDCardClass *cc = CCID_CARD_GET_CLASS(card);
-
- if (cc->apdu_from_guest) {
- cc->apdu_from_guest(card, apdu, len);
- }
-}
-
-static int ccid_card_exitfn(CCIDCardState *card)
-{
- CCIDCardClass *cc = CCID_CARD_GET_CLASS(card);
-
- if (cc->exitfn) {
- return cc->exitfn(card);
- }
- return 0;
-}
-
-static int ccid_card_initfn(CCIDCardState *card)
-{
- CCIDCardClass *cc = CCID_CARD_GET_CLASS(card);
-
- if (cc->initfn) {
- return cc->initfn(card);
- }
- return 0;
-}
-
-static bool ccid_has_pending_answers(USBCCIDState *s)
-{
- return s->pending_answers_num > 0;
-}
-
-static void ccid_clear_pending_answers(USBCCIDState *s)
-{
- s->pending_answers_num = 0;
- s->pending_answers_start = 0;
- s->pending_answers_end = 0;
-}
-
-static void ccid_print_pending_answers(USBCCIDState *s)
-{
- Answer *answer;
- int i, count;
-
- DPRINTF(s, D_VERBOSE, "usb-ccid: pending answers:");
- if (!ccid_has_pending_answers(s)) {
- DPRINTF(s, D_VERBOSE, " empty\n");
- return;
- }
- for (i = s->pending_answers_start, count = s->pending_answers_num ;
- count > 0; count--, i++) {
- answer = &s->pending_answers[i % PENDING_ANSWERS_NUM];
- if (count == 1) {
- DPRINTF(s, D_VERBOSE, "%d:%d\n", answer->slot, answer->seq);
- } else {
- DPRINTF(s, D_VERBOSE, "%d:%d,", answer->slot, answer->seq);
- }
- }
-}
-
-static void ccid_add_pending_answer(USBCCIDState *s, CCID_Header *hdr)
-{
- Answer *answer;
-
- assert(s->pending_answers_num < PENDING_ANSWERS_NUM);
- s->pending_answers_num++;
- answer =
- &s->pending_answers[(s->pending_answers_end++) % PENDING_ANSWERS_NUM];
- answer->slot = hdr->bSlot;
- answer->seq = hdr->bSeq;
- ccid_print_pending_answers(s);
-}
-
-static void ccid_remove_pending_answer(USBCCIDState *s,
- uint8_t *slot, uint8_t *seq)
-{
- Answer *answer;
-
- assert(s->pending_answers_num > 0);
- s->pending_answers_num--;
- answer =
- &s->pending_answers[(s->pending_answers_start++) % PENDING_ANSWERS_NUM];
- *slot = answer->slot;
- *seq = answer->seq;
- ccid_print_pending_answers(s);
-}
-
-static void ccid_bulk_in_clear(USBCCIDState *s)
-{
- s->bulk_in_pending_start = 0;
- s->bulk_in_pending_end = 0;
- s->bulk_in_pending_num = 0;
-}
-
-static void ccid_bulk_in_release(USBCCIDState *s)
-{
- assert(s->current_bulk_in != NULL);
- s->current_bulk_in->pos = 0;
- s->current_bulk_in = NULL;
-}
-
-static void ccid_bulk_in_get(USBCCIDState *s)
-{
- if (s->current_bulk_in != NULL || s->bulk_in_pending_num == 0) {
- return;
- }
- assert(s->bulk_in_pending_num > 0);
- s->bulk_in_pending_num--;
- s->current_bulk_in =
- &s->bulk_in_pending[(s->bulk_in_pending_start++) % BULK_IN_PENDING_NUM];
-}
-
-static void *ccid_reserve_recv_buf(USBCCIDState *s, uint16_t len)
-{
- BulkIn *bulk_in;
-
- DPRINTF(s, D_VERBOSE, "%s: QUEUE: reserve %d bytes\n", __func__, len);
-
- /* look for an existing element */
- if (len > BULK_IN_BUF_SIZE) {
- DPRINTF(s, D_WARN, "usb-ccid.c: %s: len larger then max (%d>%d). "
- "discarding message.\n",
- __func__, len, BULK_IN_BUF_SIZE);
- return NULL;
- }
- if (s->bulk_in_pending_num >= BULK_IN_PENDING_NUM) {
- DPRINTF(s, D_WARN, "usb-ccid.c: %s: No free bulk_in buffers. "
- "discarding message.\n", __func__);
- return NULL;
- }
- bulk_in =
- &s->bulk_in_pending[(s->bulk_in_pending_end++) % BULK_IN_PENDING_NUM];
- s->bulk_in_pending_num++;
- bulk_in->len = len;
- return bulk_in->data;
-}
-
-static void ccid_reset(USBCCIDState *s)
-{
- ccid_bulk_in_clear(s);
- ccid_clear_pending_answers(s);
-}
-
-static void ccid_detach(USBCCIDState *s)
-{
- ccid_reset(s);
-}
-
-static void ccid_handle_reset(USBDevice *dev)
-{
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- DPRINTF(s, 1, "Reset\n");
-
- ccid_reset(s);
-}
-
-static const char *ccid_control_to_str(USBCCIDState *s, int request)
-{
- switch (request) {
- /* generic - should be factored out if there are other debugees */
- case DeviceOutRequest | USB_REQ_SET_ADDRESS:
- return "(generic) set address";
- case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
- return "(generic) get descriptor";
- case DeviceRequest | USB_REQ_GET_CONFIGURATION:
- return "(generic) get configuration";
- case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
- return "(generic) set configuration";
- case DeviceRequest | USB_REQ_GET_STATUS:
- return "(generic) get status";
- case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
- return "(generic) clear feature";
- case DeviceOutRequest | USB_REQ_SET_FEATURE:
- return "(generic) set_feature";
- case InterfaceRequest | USB_REQ_GET_INTERFACE:
- return "(generic) get interface";
- case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
- return "(generic) set interface";
- /* class requests */
- case ClassInterfaceOutRequest | CCID_CONTROL_ABORT:
- return "ABORT";
- case ClassInterfaceRequest | CCID_CONTROL_GET_CLOCK_FREQUENCIES:
- return "GET_CLOCK_FREQUENCIES";
- case ClassInterfaceRequest | CCID_CONTROL_GET_DATA_RATES:
- return "GET_DATA_RATES";
- }
- return "unknown";
-}
-
-static void ccid_handle_control(USBDevice *dev, USBPacket *p, int request,
- int value, int index, int length, uint8_t *data)
-{
- USBCCIDState *s = USB_CCID_DEV(dev);
- int ret;
-
- DPRINTF(s, 1, "%s: got control %s (%x), value %x\n", __func__,
- ccid_control_to_str(s, request), request, value);
- ret = usb_desc_handle_control(dev, p, request, value, index, length, data);
- if (ret >= 0) {
- return;
- }
-
- switch (request) {
- /* Class specific requests. */
- case ClassInterfaceOutRequest | CCID_CONTROL_ABORT:
- DPRINTF(s, 1, "ccid_control abort UNIMPLEMENTED\n");
- p->status = USB_RET_STALL;
- break;
- case ClassInterfaceRequest | CCID_CONTROL_GET_CLOCK_FREQUENCIES:
- DPRINTF(s, 1, "ccid_control get clock frequencies UNIMPLEMENTED\n");
- p->status = USB_RET_STALL;
- break;
- case ClassInterfaceRequest | CCID_CONTROL_GET_DATA_RATES:
- DPRINTF(s, 1, "ccid_control get data rates UNIMPLEMENTED\n");
- p->status = USB_RET_STALL;
- break;
- default:
- DPRINTF(s, 1, "got unsupported/bogus control %x, value %x\n",
- request, value);
- p->status = USB_RET_STALL;
- break;
- }
-}
-
-static bool ccid_card_inserted(USBCCIDState *s)
-{
- return s->bmSlotICCState & SLOT_0_STATE_MASK;
-}
-
-static uint8_t ccid_card_status(USBCCIDState *s)
-{
- return ccid_card_inserted(s)
- ? (s->powered ?
- ICC_STATUS_PRESENT_ACTIVE
- : ICC_STATUS_PRESENT_INACTIVE
- )
- : ICC_STATUS_NOT_PRESENT;
-}
-
-static uint8_t ccid_calc_status(USBCCIDState *s)
-{
- /*
- * page 55, 6.2.6, calculation of bStatus from bmICCStatus and
- * bmCommandStatus
- */
- uint8_t ret = ccid_card_status(s) | (s->bmCommandStatus << 6);
- DPRINTF(s, D_VERBOSE, "%s: status = %d\n", __func__, ret);
- return ret;
-}
-
-static void ccid_reset_error_status(USBCCIDState *s)
-{
- s->bError = ERROR_CMD_NOT_SUPPORTED;
- s->bmCommandStatus = COMMAND_STATUS_NO_ERROR;
-}
-
-static void ccid_write_slot_status(USBCCIDState *s, CCID_Header *recv)
-{
- CCID_SlotStatus *h = ccid_reserve_recv_buf(s, sizeof(CCID_SlotStatus));
- if (h == NULL) {
- return;
- }
- h->b.hdr.bMessageType = CCID_MESSAGE_TYPE_RDR_to_PC_SlotStatus;
- h->b.hdr.dwLength = 0;
- h->b.hdr.bSlot = recv->bSlot;
- h->b.hdr.bSeq = recv->bSeq;
- h->b.bStatus = ccid_calc_status(s);
- h->b.bError = s->bError;
- h->bClockStatus = CLOCK_STATUS_RUNNING;
- ccid_reset_error_status(s);
- usb_wakeup(s->bulk, 0);
-}
-
-static void ccid_write_parameters(USBCCIDState *s, CCID_Header *recv)
-{
- CCID_Parameter *h;
- uint32_t len = s->ulProtocolDataStructureSize;
-
- h = ccid_reserve_recv_buf(s, sizeof(CCID_Parameter) + len);
- if (h == NULL) {
- return;
- }
- h->b.hdr.bMessageType = CCID_MESSAGE_TYPE_RDR_to_PC_Parameters;
- h->b.hdr.dwLength = 0;
- h->b.hdr.bSlot = recv->bSlot;
- h->b.hdr.bSeq = recv->bSeq;
- h->b.bStatus = ccid_calc_status(s);
- h->b.bError = s->bError;
- h->bProtocolNum = s->bProtocolNum;
- h->abProtocolDataStructure = s->abProtocolDataStructure;
- ccid_reset_error_status(s);
- usb_wakeup(s->bulk, 0);
-}
-
-static void ccid_write_data_block(USBCCIDState *s, uint8_t slot, uint8_t seq,
- const uint8_t *data, uint32_t len)
-{
- CCID_DataBlock *p = ccid_reserve_recv_buf(s, sizeof(*p) + len);
-
- if (p == NULL) {
- return;
- }
- p->b.hdr.bMessageType = CCID_MESSAGE_TYPE_RDR_to_PC_DataBlock;
- p->b.hdr.dwLength = cpu_to_le32(len);
- p->b.hdr.bSlot = slot;
- p->b.hdr.bSeq = seq;
- p->b.bStatus = ccid_calc_status(s);
- p->b.bError = s->bError;
- if (p->b.bError) {
- DPRINTF(s, D_VERBOSE, "error %d\n", p->b.bError);
- }
- memcpy(p->abData, data, len);
- ccid_reset_error_status(s);
- usb_wakeup(s->bulk, 0);
-}
-
-static void ccid_report_error_failed(USBCCIDState *s, uint8_t error)
-{
- s->bmCommandStatus = COMMAND_STATUS_FAILED;
- s->bError = error;
-}
-
-static void ccid_write_data_block_answer(USBCCIDState *s,
- const uint8_t *data, uint32_t len)
-{
- uint8_t seq;
- uint8_t slot;
-
- if (!ccid_has_pending_answers(s)) {
- DPRINTF(s, D_WARN, "error: no pending answer to return to guest\n");
- ccid_report_error_failed(s, ERROR_ICC_MUTE);
- return;
- }
- ccid_remove_pending_answer(s, &slot, &seq);
- ccid_write_data_block(s, slot, seq, data, len);
-}
-
-static uint8_t atr_get_protocol_num(const uint8_t *atr, uint32_t len)
-{
- int i;
-
- if (len < 2 || !(atr[1] & 0x80)) {
- /* too short or TD1 not included */
- return 0; /* T=0, default */
- }
- i = 1 + !!(atr[1] & 0x10) + !!(atr[1] & 0x20) + !!(atr[1] & 0x40);
- i += !!(atr[1] & 0x80);
- return atr[i] & 0x0f;
-}
-
-static void ccid_write_data_block_atr(USBCCIDState *s, CCID_Header *recv)
-{
- const uint8_t *atr = NULL;
- uint32_t len = 0;
- uint8_t atr_protocol_num;
- CCID_T0ProtocolDataStructure *t0 = &s->abProtocolDataStructure.t0;
- CCID_T1ProtocolDataStructure *t1 = &s->abProtocolDataStructure.t1;
-
- if (s->card) {
- atr = ccid_card_get_atr(s->card, &len);
- }
- atr_protocol_num = atr_get_protocol_num(atr, len);
- DPRINTF(s, D_VERBOSE, "%s: atr contains protocol=%d\n", __func__,
- atr_protocol_num);
- /* set parameters from ATR - see spec page 109 */
- s->bProtocolNum = (atr_protocol_num <= 1 ? atr_protocol_num
- : s->bProtocolNum);
- switch (atr_protocol_num) {
- case 0:
- /* TODO: unimplemented ATR T0 parameters */
- t0->bmFindexDindex = 0;
- t0->bmTCCKST0 = 0;
- t0->bGuardTimeT0 = 0;
- t0->bWaitingIntegerT0 = 0;
- t0->bClockStop = 0;
- break;
- case 1:
- /* TODO: unimplemented ATR T1 parameters */
- t1->bmFindexDindex = 0;
- t1->bmTCCKST1 = 0;
- t1->bGuardTimeT1 = 0;
- t1->bWaitingIntegerT1 = 0;
- t1->bClockStop = 0;
- t1->bIFSC = 0;
- t1->bNadValue = 0;
- break;
- default:
- DPRINTF(s, D_WARN, "%s: error: unsupported ATR protocol %d\n",
- __func__, atr_protocol_num);
- }
- ccid_write_data_block(s, recv->bSlot, recv->bSeq, atr, len);
-}
-
-static void ccid_set_parameters(USBCCIDState *s, CCID_Header *recv)
-{
- CCID_SetParameters *ph = (CCID_SetParameters *) recv;
- uint32_t protocol_num = ph->bProtocolNum & 3;
-
- if (protocol_num != 0 && protocol_num != 1) {
- ccid_report_error_failed(s, ERROR_CMD_NOT_SUPPORTED);
- return;
- }
- s->bProtocolNum = protocol_num;
- s->abProtocolDataStructure = ph->abProtocolDataStructure;
-}
-
-/*
- * must be 5 bytes for T=0, 7 bytes for T=1
- * See page 52
- */
-static const CCID_ProtocolDataStructure defaultProtocolDataStructure = {
- .t1 = {
- .bmFindexDindex = 0x77,
- .bmTCCKST1 = 0x00,
- .bGuardTimeT1 = 0x00,
- .bWaitingIntegerT1 = 0x00,
- .bClockStop = 0x00,
- .bIFSC = 0xfe,
- .bNadValue = 0x00,
- }
-};
-
-static void ccid_reset_parameters(USBCCIDState *s)
-{
- s->bProtocolNum = 0; /* T=0 */
- s->abProtocolDataStructure = defaultProtocolDataStructure;
-}
-
-/* NOTE: only a single slot is supported (SLOT_0) */
-static void ccid_on_slot_change(USBCCIDState *s, bool full)
-{
- /* RDR_to_PC_NotifySlotChange, 6.3.1 page 56 */
- uint8_t current = s->bmSlotICCState;
- if (full) {
- s->bmSlotICCState |= SLOT_0_STATE_MASK;
- } else {
- s->bmSlotICCState &= ~SLOT_0_STATE_MASK;
- }
- if (current != s->bmSlotICCState) {
- s->bmSlotICCState |= SLOT_0_CHANGED_MASK;
- }
- s->notify_slot_change = true;
- usb_wakeup(s->intr, 0);
-}
-
-static void ccid_write_data_block_error(
- USBCCIDState *s, uint8_t slot, uint8_t seq)
-{
- ccid_write_data_block(s, slot, seq, NULL, 0);
-}
-
-static void ccid_on_apdu_from_guest(USBCCIDState *s, CCID_XferBlock *recv)
-{
- uint32_t len;
-
- if (ccid_card_status(s) != ICC_STATUS_PRESENT_ACTIVE) {
- DPRINTF(s, 1,
- "usb-ccid: not sending apdu to client, no card connected\n");
- ccid_write_data_block_error(s, recv->hdr.bSlot, recv->hdr.bSeq);
- return;
- }
- len = le32_to_cpu(recv->hdr.dwLength);
- DPRINTF(s, 1, "%s: seq %d, len %d\n", __func__,
- recv->hdr.bSeq, len);
- ccid_add_pending_answer(s, (CCID_Header *)recv);
- if (s->card) {
- ccid_card_apdu_from_guest(s->card, recv->abData, len);
- } else {
- DPRINTF(s, D_WARN, "warning: discarded apdu\n");
- }
-}
-
-static const char *ccid_message_type_to_str(uint8_t type)
-{
- switch (type) {
- case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn: return "IccPowerOn";
- case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff: return "IccPowerOff";
- case CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus: return "GetSlotStatus";
- case CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock: return "XfrBlock";
- case CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters: return "GetParameters";
- case CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters: return "ResetParameters";
- case CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters: return "SetParameters";
- case CCID_MESSAGE_TYPE_PC_to_RDR_Escape: return "Escape";
- case CCID_MESSAGE_TYPE_PC_to_RDR_IccClock: return "IccClock";
- case CCID_MESSAGE_TYPE_PC_to_RDR_T0APDU: return "T0APDU";
- case CCID_MESSAGE_TYPE_PC_to_RDR_Secure: return "Secure";
- case CCID_MESSAGE_TYPE_PC_to_RDR_Mechanical: return "Mechanical";
- case CCID_MESSAGE_TYPE_PC_to_RDR_Abort: return "Abort";
- case CCID_MESSAGE_TYPE_PC_to_RDR_SetDataRateAndClockFrequency:
- return "SetDataRateAndClockFrequency";
- }
- return "unknown";
-}
-
-static void ccid_handle_bulk_out(USBCCIDState *s, USBPacket *p)
-{
- CCID_Header *ccid_header;
-
- if (p->iov.size + s->bulk_out_pos > BULK_OUT_DATA_SIZE) {
- p->status = USB_RET_STALL;
- return;
- }
- ccid_header = (CCID_Header *)s->bulk_out_data;
- usb_packet_copy(p, s->bulk_out_data + s->bulk_out_pos, p->iov.size);
- s->bulk_out_pos += p->iov.size;
- if (p->iov.size == CCID_MAX_PACKET_SIZE) {
- DPRINTF(s, D_VERBOSE,
- "usb-ccid: bulk_in: expecting more packets (%zd/%d)\n",
- p->iov.size, ccid_header->dwLength);
- return;
- }
- if (s->bulk_out_pos < 10) {
- DPRINTF(s, 1,
- "%s: bad USB_TOKEN_OUT length, should be at least 10 bytes\n",
- __func__);
- } else {
- DPRINTF(s, D_MORE_INFO, "%s %x %s\n", __func__,
- ccid_header->bMessageType,
- ccid_message_type_to_str(ccid_header->bMessageType));
- switch (ccid_header->bMessageType) {
- case CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus:
- ccid_write_slot_status(s, ccid_header);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn:
- DPRINTF(s, 1, "%s: PowerOn: %d\n", __func__,
- ((CCID_IccPowerOn *)(ccid_header))->bPowerSelect);
- s->powered = true;
- if (!ccid_card_inserted(s)) {
- ccid_report_error_failed(s, ERROR_ICC_MUTE);
- }
- /* atr is written regardless of error. */
- ccid_write_data_block_atr(s, ccid_header);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff:
- ccid_reset_error_status(s);
- s->powered = false;
- ccid_write_slot_status(s, ccid_header);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock:
- ccid_on_apdu_from_guest(s, (CCID_XferBlock *)s->bulk_out_data);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters:
- ccid_reset_error_status(s);
- ccid_set_parameters(s, ccid_header);
- ccid_write_parameters(s, ccid_header);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters:
- ccid_reset_error_status(s);
- ccid_reset_parameters(s);
- ccid_write_parameters(s, ccid_header);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters:
- ccid_reset_error_status(s);
- ccid_write_parameters(s, ccid_header);
- break;
- case CCID_MESSAGE_TYPE_PC_to_RDR_Mechanical:
- ccid_report_error_failed(s, 0);
- ccid_write_slot_status(s, ccid_header);
- break;
- default:
- DPRINTF(s, 1,
- "handle_data: ERROR: unhandled message type %Xh\n",
- ccid_header->bMessageType);
- /*
- * The caller is expecting the device to respond, tell it we
- * don't support the operation.
- */
- ccid_report_error_failed(s, ERROR_CMD_NOT_SUPPORTED);
- ccid_write_slot_status(s, ccid_header);
- break;
- }
- }
- s->bulk_out_pos = 0;
-}
-
-static void ccid_bulk_in_copy_to_guest(USBCCIDState *s, USBPacket *p)
-{
- int len = 0;
-
- ccid_bulk_in_get(s);
- if (s->current_bulk_in != NULL) {
- len = MIN(s->current_bulk_in->len - s->current_bulk_in->pos,
- p->iov.size);
- usb_packet_copy(p, s->current_bulk_in->data +
- s->current_bulk_in->pos, len);
- s->current_bulk_in->pos += len;
- if (s->current_bulk_in->pos == s->current_bulk_in->len) {
- ccid_bulk_in_release(s);
- }
- } else {
- /* return when device has no data - usb 2.0 spec Table 8-4 */
- p->status = USB_RET_NAK;
- }
- if (len) {
- DPRINTF(s, D_MORE_INFO,
- "%s: %zd/%d req/act to guest (BULK_IN)\n",
- __func__, p->iov.size, len);
- }
- if (len < p->iov.size) {
- DPRINTF(s, 1,
- "%s: returning short (EREMOTEIO) %d < %zd\n",
- __func__, len, p->iov.size);
- }
-}
-
-static void ccid_handle_data(USBDevice *dev, USBPacket *p)
-{
- USBCCIDState *s = USB_CCID_DEV(dev);
- uint8_t buf[2];
-
- switch (p->pid) {
- case USB_TOKEN_OUT:
- ccid_handle_bulk_out(s, p);
- break;
-
- case USB_TOKEN_IN:
- switch (p->ep->nr) {
- case CCID_BULK_IN_EP:
- ccid_bulk_in_copy_to_guest(s, p);
- break;
- case CCID_INT_IN_EP:
- if (s->notify_slot_change) {
- /* page 56, RDR_to_PC_NotifySlotChange */
- buf[0] = CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange;
- buf[1] = s->bmSlotICCState;
- usb_packet_copy(p, buf, 2);
- s->notify_slot_change = false;
- s->bmSlotICCState &= ~SLOT_0_CHANGED_MASK;
- DPRINTF(s, D_INFO,
- "handle_data: int_in: notify_slot_change %X, "
- "requested len %zd\n",
- s->bmSlotICCState, p->iov.size);
- } else {
- p->status = USB_RET_NAK;
- }
- break;
- default:
- DPRINTF(s, 1, "Bad endpoint\n");
- p->status = USB_RET_STALL;
- break;
- }
- break;
- default:
- DPRINTF(s, 1, "Bad token\n");
- p->status = USB_RET_STALL;
- break;
- }
-}
-
-static void ccid_handle_destroy(USBDevice *dev)
-{
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- ccid_bulk_in_clear(s);
-}
-
-static void ccid_flush_pending_answers(USBCCIDState *s)
-{
- while (ccid_has_pending_answers(s)) {
- ccid_write_data_block_answer(s, NULL, 0);
- }
-}
-
-static Answer *ccid_peek_next_answer(USBCCIDState *s)
-{
- return s->pending_answers_num == 0
- ? NULL
- : &s->pending_answers[s->pending_answers_start % PENDING_ANSWERS_NUM];
-}
-
-static Property ccid_props[] = {
- DEFINE_PROP_UINT32("slot", struct CCIDCardState, slot, 0),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-#define TYPE_CCID_BUS "ccid-bus"
-#define CCID_BUS(obj) OBJECT_CHECK(CCIDBus, (obj), TYPE_CCID_BUS)
-
-static const TypeInfo ccid_bus_info = {
- .name = TYPE_CCID_BUS,
- .parent = TYPE_BUS,
- .instance_size = sizeof(CCIDBus),
-};
-
-void ccid_card_send_apdu_to_guest(CCIDCardState *card,
- uint8_t *apdu, uint32_t len)
-{
- DeviceState *qdev = DEVICE(card);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
- Answer *answer;
-
- if (!ccid_has_pending_answers(s)) {
- DPRINTF(s, 1, "CCID ERROR: got an APDU without pending answers\n");
- return;
- }
- s->bmCommandStatus = COMMAND_STATUS_NO_ERROR;
- answer = ccid_peek_next_answer(s);
- if (answer == NULL) {
- DPRINTF(s, D_WARN, "%s: error: unexpected lack of answer\n", __func__);
- ccid_report_error_failed(s, ERROR_HW_ERROR);
- return;
- }
- DPRINTF(s, 1, "APDU returned to guest %d (answer seq %d, slot %d)\n",
- len, answer->seq, answer->slot);
- ccid_write_data_block_answer(s, apdu, len);
-}
-
-void ccid_card_card_removed(CCIDCardState *card)
-{
- DeviceState *qdev = DEVICE(card);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- ccid_on_slot_change(s, false);
- ccid_flush_pending_answers(s);
- ccid_reset(s);
-}
-
-int ccid_card_ccid_attach(CCIDCardState *card)
-{
- DeviceState *qdev = DEVICE(card);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- DPRINTF(s, 1, "CCID Attach\n");
- if (s->migration_state == MIGRATION_MIGRATED) {
- s->migration_state = MIGRATION_NONE;
- }
- return 0;
-}
-
-void ccid_card_ccid_detach(CCIDCardState *card)
-{
- DeviceState *qdev = DEVICE(card);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- DPRINTF(s, 1, "CCID Detach\n");
- if (ccid_card_inserted(s)) {
- ccid_on_slot_change(s, false);
- }
- ccid_detach(s);
-}
-
-void ccid_card_card_error(CCIDCardState *card, uint64_t error)
-{
- DeviceState *qdev = DEVICE(card);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- s->bmCommandStatus = COMMAND_STATUS_FAILED;
- s->last_answer_error = error;
- DPRINTF(s, 1, "VSC_Error: %" PRIX64 "\n", s->last_answer_error);
- /* TODO: these errors should be more verbose and propagated to the guest.*/
- /*
- * We flush all pending answers on CardRemove message in ccid-card-passthru,
- * so check that first to not trigger abort
- */
- if (ccid_has_pending_answers(s)) {
- ccid_write_data_block_answer(s, NULL, 0);
- }
-}
-
-void ccid_card_card_inserted(CCIDCardState *card)
-{
- DeviceState *qdev = DEVICE(card);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- s->bmCommandStatus = COMMAND_STATUS_NO_ERROR;
- ccid_flush_pending_answers(s);
- ccid_on_slot_change(s, true);
-}
-
-static int ccid_card_exit(DeviceState *qdev)
-{
- int ret = 0;
- CCIDCardState *card = CCID_CARD(qdev);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- if (ccid_card_inserted(s)) {
- ccid_card_card_removed(card);
- }
- ret = ccid_card_exitfn(card);
- s->card = NULL;
- return ret;
-}
-
-static int ccid_card_init(DeviceState *qdev)
-{
- CCIDCardState *card = CCID_CARD(qdev);
- USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent);
- USBCCIDState *s = USB_CCID_DEV(dev);
- int ret = 0;
-
- if (card->slot != 0) {
- error_report("Warning: usb-ccid supports one slot, can't add %d",
- card->slot);
- return -1;
- }
- if (s->card != NULL) {
- error_report("Warning: usb-ccid card already full, not adding");
- return -1;
- }
- ret = ccid_card_initfn(card);
- if (ret == 0) {
- s->card = card;
- }
- return ret;
-}
-
-static void ccid_realize(USBDevice *dev, Error **errp)
-{
- USBCCIDState *s = USB_CCID_DEV(dev);
-
- usb_desc_create_serial(dev);
- usb_desc_init(dev);
- qbus_create_inplace(&s->bus, sizeof(s->bus), TYPE_CCID_BUS, DEVICE(dev),
- NULL);
- qbus_set_hotplug_handler(BUS(&s->bus), DEVICE(dev), &error_abort);
- s->intr = usb_ep_get(dev, USB_TOKEN_IN, CCID_INT_IN_EP);
- s->bulk = usb_ep_get(dev, USB_TOKEN_IN, CCID_BULK_IN_EP);
- s->card = NULL;
- s->migration_state = MIGRATION_NONE;
- s->migration_target_ip = 0;
- s->migration_target_port = 0;
- s->dev.speed = USB_SPEED_FULL;
- s->dev.speedmask = USB_SPEED_MASK_FULL;
- s->notify_slot_change = false;
- s->powered = true;
- s->pending_answers_num = 0;
- s->last_answer_error = 0;
- s->bulk_in_pending_start = 0;
- s->bulk_in_pending_end = 0;
- s->current_bulk_in = NULL;
- ccid_reset_error_status(s);
- s->bulk_out_pos = 0;
- ccid_reset_parameters(s);
- ccid_reset(s);
- s->debug = parse_debug_env("QEMU_CCID_DEBUG", D_VERBOSE, s->debug);
-}
-
-static int ccid_post_load(void *opaque, int version_id)
-{
- USBCCIDState *s = opaque;
-
- /*
- * This must be done after usb_device_attach, which sets state to ATTACHED,
- * while it must be DEFAULT in order to accept packets (like it is after
- * reset, but reset will reset our addr and call our reset handler which
- * may change state, and we don't want to do that when migrating).
- */
- s->dev.state = s->state_vmstate;
- return 0;
-}
-
-static void ccid_pre_save(void *opaque)
-{
- USBCCIDState *s = opaque;
-
- s->state_vmstate = s->dev.state;
- if (s->dev.attached) {
- /*
- * Migrating an open device, ignore reconnection CHR_EVENT to avoid an
- * erroneous detach.
- */
- s->migration_state = MIGRATION_MIGRATED;
- }
-}
-
-static VMStateDescription bulk_in_vmstate = {
- .name = "CCID BulkIn state",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_BUFFER(data, BulkIn),
- VMSTATE_UINT32(len, BulkIn),
- VMSTATE_UINT32(pos, BulkIn),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static VMStateDescription answer_vmstate = {
- .name = "CCID Answer state",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT8(slot, Answer),
- VMSTATE_UINT8(seq, Answer),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static VMStateDescription usb_device_vmstate = {
- .name = "usb_device",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT8(addr, USBDevice),
- VMSTATE_BUFFER(setup_buf, USBDevice),
- VMSTATE_BUFFER(data_buf, USBDevice),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static VMStateDescription ccid_vmstate = {
- .name = "usb-ccid",
- .version_id = 1,
- .minimum_version_id = 1,
- .post_load = ccid_post_load,
- .pre_save = ccid_pre_save,
- .fields = (VMStateField[]) {
- VMSTATE_STRUCT(dev, USBCCIDState, 1, usb_device_vmstate, USBDevice),
- VMSTATE_UINT8(debug, USBCCIDState),
- VMSTATE_BUFFER(bulk_out_data, USBCCIDState),
- VMSTATE_UINT32(bulk_out_pos, USBCCIDState),
- VMSTATE_UINT8(bmSlotICCState, USBCCIDState),
- VMSTATE_UINT8(powered, USBCCIDState),
- VMSTATE_UINT8(notify_slot_change, USBCCIDState),
- VMSTATE_UINT64(last_answer_error, USBCCIDState),
- VMSTATE_UINT8(bError, USBCCIDState),
- VMSTATE_UINT8(bmCommandStatus, USBCCIDState),
- VMSTATE_UINT8(bProtocolNum, USBCCIDState),
- VMSTATE_BUFFER(abProtocolDataStructure.data, USBCCIDState),
- VMSTATE_UINT32(ulProtocolDataStructureSize, USBCCIDState),
- VMSTATE_STRUCT_ARRAY(bulk_in_pending, USBCCIDState,
- BULK_IN_PENDING_NUM, 1, bulk_in_vmstate, BulkIn),
- VMSTATE_UINT32(bulk_in_pending_start, USBCCIDState),
- VMSTATE_UINT32(bulk_in_pending_end, USBCCIDState),
- VMSTATE_STRUCT_ARRAY(pending_answers, USBCCIDState,
- PENDING_ANSWERS_NUM, 1, answer_vmstate, Answer),
- VMSTATE_UINT32(pending_answers_num, USBCCIDState),
- VMSTATE_UINT8(migration_state, USBCCIDState),
- VMSTATE_UINT32(state_vmstate, USBCCIDState),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static Property ccid_properties[] = {
- DEFINE_PROP_UINT8("debug", USBCCIDState, debug, 0),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void ccid_class_initfn(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
- HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(klass);
-
- uc->realize = ccid_realize;
- uc->product_desc = "QEMU USB CCID";
- uc->usb_desc = &desc_ccid;
- uc->handle_reset = ccid_handle_reset;
- uc->handle_control = ccid_handle_control;
- uc->handle_data = ccid_handle_data;
- uc->handle_destroy = ccid_handle_destroy;
- dc->desc = "CCID Rev 1.1 smartcard reader";
- dc->vmsd = &ccid_vmstate;
- dc->props = ccid_properties;
- set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
- hc->unplug = qdev_simple_device_unplug_cb;
-}
-
-static const TypeInfo ccid_info = {
- .name = CCID_DEV_NAME,
- .parent = TYPE_USB_DEVICE,
- .instance_size = sizeof(USBCCIDState),
- .class_init = ccid_class_initfn,
- .interfaces = (InterfaceInfo[]) {
- { TYPE_HOTPLUG_HANDLER },
- { }
- }
-};
-
-static void ccid_card_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *k = DEVICE_CLASS(klass);
- k->bus_type = TYPE_CCID_BUS;
- k->init = ccid_card_init;
- k->exit = ccid_card_exit;
- k->props = ccid_props;
-}
-
-static const TypeInfo ccid_card_type_info = {
- .name = TYPE_CCID_CARD,
- .parent = TYPE_DEVICE,
- .instance_size = sizeof(CCIDCardState),
- .abstract = true,
- .class_size = sizeof(CCIDCardClass),
- .class_init = ccid_card_class_init,
-};
-
-static void ccid_register_types(void)
-{
- type_register_static(&ccid_bus_info);
- type_register_static(&ccid_card_type_info);
- type_register_static(&ccid_info);
- usb_legacy_register(CCID_DEV_NAME, "ccid", NULL);
-}
-
-type_init(ccid_register_types)