On Thu, Feb 03, 2011 at 08:53:07PM +0200, Alon Levy wrote: > On Thu, Feb 03, 2011 at 10:46:59AM -0600, Anthony Liguori wrote: > > On 02/02/2011 02:28 PM, Alon Levy wrote: > > >A CCID device is a smart card reader. It is a USB device, defined at [1]. > > >This patch introduces the usb-ccid device that is a ccid bus. Next patches > > >will > > >introduce two card types to use it, a passthru card and an emulated card. > > > > > > [1] > > > http://www.usb.org/developers/devclass_docs/DWG_Smart-Card_CCID_Rev110. > > > > > >Signed-off-by: Alon Levy<al...@redhat.com> > > >--- > > > Makefile.objs | 1 + > > > configure | 6 + > > > hw/ccid.h | 35 ++ > > > hw/usb-ccid.c | 1355 > > > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > > 4 files changed, 1397 insertions(+), 0 deletions(-) > > > create mode 100644 hw/ccid.h > > > create mode 100644 hw/usb-ccid.c > > > > > >diff --git a/Makefile.objs b/Makefile.objs > > >index f1c7bfe..a1f3853 100644 > > >--- a/Makefile.objs > > >+++ b/Makefile.objs > > >@@ -195,6 +195,7 @@ hw-obj-$(CONFIG_FDC) += fdc.o > > > hw-obj-$(CONFIG_ACPI) += acpi.o acpi_piix4.o > > > hw-obj-$(CONFIG_APM) += pm_smbus.o apm.o > > > hw-obj-$(CONFIG_DMA) += dma.o > > >+hw-obj-$(CONFIG_SMARTCARD) += usb-ccid.o > > > > > > # PPC devices > > > hw-obj-$(CONFIG_OPENPIC) += openpic.o > > >diff --git a/configure b/configure > > >index 598e8e1..14a035a 100755 > > >--- a/configure > > >+++ b/configure > > >@@ -174,6 +174,7 @@ trace_backend="nop" > > > trace_file="trace" > > > spice="" > > > rbd="" > > >+smartcard="yes" > > > > > > # parse CC options first > > > for opt do > > >@@ -2472,6 +2473,7 @@ echo "Trace output file $trace_file-<pid>" > > > echo "spice support $spice" > > > echo "rbd support $rbd" > > > echo "xfsctl support $xfs" > > >+echo "smartcard support $smartcard" > > > > > > if test $sdl_too_old = "yes"; then > > > echo "-> Your SDL version is too old - please upgrade to have SDL > > > support" > > >@@ -2744,6 +2746,10 @@ if test "$spice" = "yes" ; then > > > echo "CONFIG_SPICE=y">> $config_host_mak > > > fi > > > > > >+if test "$smartcard" = "yes" ; then > > >+ echo "CONFIG_SMARTCARD=y">> $config_host_mak > > >+fi > > >+ > > > # XXX: suppress that > > > if [ "$bsd" = "yes" ] ; then > > > echo "CONFIG_BSD=y">> $config_host_mak > > >diff --git a/hw/ccid.h b/hw/ccid.h > > >new file mode 100644 > > >index 0000000..af59070 > > >--- /dev/null > > >+++ b/hw/ccid.h > > >@@ -0,0 +1,35 @@ > > >+#ifndef __CCID_H__ > > >+#define __CCID_H__ > > > > Missing copyright, plus identifiers can't start with __. > > Will fix. Again. > > > > > >+ > > >+#include "qdev.h" > > >+ > > >+typedef struct CCIDCardState CCIDCardState; > > >+typedef struct CCIDCardInfo CCIDCardInfo; > > >+ > > >+struct CCIDCardState { > > >+ DeviceState qdev; > > >+ uint32_t slot; // For future use with multiple slot reader. > > >+}; > > > > Please stick to C89 comments. > > > > Another oops. > > > >+ > > >+struct CCIDCardInfo { > > >+ DeviceInfo qdev; > > >+ void (*print)(Monitor *mon, CCIDCardState *card, int indent); > > >+ const uint8_t *(*get_atr)(CCIDCardState *card, uint32_t *len); > > >+ void (*apdu_from_guest)(CCIDCardState *card, const uint8_t *apdu, > > >uint32_t len); > > >+ int (*exitfn)(CCIDCardState *card); > > >+ int (*initfn)(CCIDCardState *card); > > >+}; > > >+ > > >+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); > > >+void ccid_card_qdev_register(CCIDCardInfo *card); > > >+ > > >+/* 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__ > > >+ > > >diff --git a/hw/usb-ccid.c b/hw/usb-ccid.c > > >new file mode 100644 > > >index 0000000..58f69a6 > > >--- /dev/null > > >+++ b/hw/usb-ccid.c > > >@@ -0,0 +1,1355 @@ > > >+/* > > >+ * CCID Device emulation > > >+ * > > >+ * Based on usb-serial.c: > > >+ * Copyright (c) 2006 CodeSourcery. > > >+ * Copyright (c) 2008 Samuel Thibault<samuel.thiba...@ens-lyon.org> > > >+ * Written by Paul Brook, reused for FTDI by Samuel Thibault, > > >+ * Reused for CCID by Alon Levy. > > >+ * Contributed to by Robert Relyea > > >+ * Copyright (c) 2010 Red Hat. > > >+ * > > >+ * This code is licenced under the LGPL. > > >+ */ > > >+ > > >+/* References: > > >+ * > > >+ * CCID Specification Revision 1.1 April 22nd 2005 > > >+ * "Universal Serial Bus, Device Class: Smart Card" > > >+ * Specification for Integrated Circuit(s) Cards Interface Devices > > >+ * > > >+ * Endianess 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 happens > > >+ * when we send a too short packet, seen in uhci-usb.c, resulting from > > >+ * a urb requesting SPD and us returning a smaller packet. > > >+ * Not sure which messages trigger this. > > >+ * > > >+ * Migration note: > > >+ * > > >+ * All the VMStateDescription's are left here for future use, but > > >+ * not enabled right now since there is no support for USB migration. > > >+ * > > >+ * To enable define ENABLE_MIGRATION > > >+ */ > > >+ > > >+#include "qemu-common.h" > > >+#include "qemu-error.h" > > >+#include "usb.h" > > >+#include "monitor.h" > > >+ > > >+#include "hw/ccid.h" > > >+ > > >+//#define DEBUG_CCID > > >+ > > >+#define DPRINTF(s, lvl, fmt, ...) \ > > >+do { if (lvl<= s->debug) { printf("usb-ccid: " fmt , ## __VA_ARGS__); } } > > >while (0) > > >+ > > >+#define CCID_DEV_NAME "usb-ccid" > > >+ > > >+/* 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 InterfaceOutClass > > >((USB_DIR_OUT|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8) > > >+#define InterfaceInClass ((USB_DIR_IN > > >|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8) > > >+ > > >+#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 " QEMU_VERSION > > >+#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 - unkonwn state. rest are RFU > > >+ */ > > >+}; > > >+ > > >+typedef struct __attribute__ ((__packed__)) CCID_Header { > > >+ uint8_t bMessageType; > > >+ uint32_t dwLength; > > >+ uint8_t bSlot; > > >+ uint8_t bSeq; > > >+} CCID_Header; > > >+ > > >+typedef struct __attribute__ ((__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 __attribute__ ((__packed__)) CCID_SlotStatus { > > >+ CCID_BULK_IN b; > > >+ uint8_t bClockStatus; > > >+} CCID_SlotStatus; > > >+ > > >+typedef struct __attribute__ ((__packed__)) CCID_Parameter { > > >+ CCID_BULK_IN b; > > >+ uint8_t bProtocolNum; > > >+ uint8_t abProtocolDataStructure[0]; > > >+} CCID_Parameter; > > >+ > > >+typedef struct __attribute__ ((__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 __attribute__ ((__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 __attribute__ ((__packed__)) CCID_IccPowerOn { > > >+ CCID_Header hdr; > > >+ uint8_t bPowerSelect; > > >+ uint16_t abRFU; > > >+} CCID_IccPowerOn; > > >+ > > >+typedef struct __attribute__ ((__packed__)) CCID_IccPowerOff { > > >+ CCID_Header hdr; > > >+ uint16_t abRFU; > > >+} CCID_IccPowerOff; > > >+ > > >+typedef struct __attribute__ ((__packed__)) CCID_SetParameter { > > >+ CCID_Header hdr; > > >+ uint8_t bProtocolNum; > > >+ uint8_t abProtocolDataStructure[0]; > > >+} CCID_SetParameter; > > >+ > > >+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 CCIDBus; > > >+typedef struct USBCCIDState USBCCIDState; > > >+ > > >+#define MAX_PROTOCOL_SIZE 7 > > >+ > > >+/** > > >+ * powered - defaults to true, changed by PowerOn/PowerOff messages > > >+ */ > > >+struct USBCCIDState { > > >+ USBDevice dev; > > >+ CCIDBus *bus; > > >+ CCIDCardState *card; > > >+ CCIDCardInfo *cardinfo; /* caching the info pointer */ > > >+ uint8_t debug; > > >+ 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; > > >+ uint8_t bmSlotICCState; > > >+ uint8_t powered; > > >+ uint8_t notify_slot_change; > > >+ 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; > > >+ uint8_t abProtocolDataStructure[MAX_PROTOCOL_SIZE]; > > >+ uint32_t ulProtocolDataStructureSize; > > >+ uint32_t state_vmstate; > > >+ uint8_t migration_state; > > >+ uint32_t migration_target_ip; > > >+ uint16_t migration_target_port; > > >+}; > > >+ > > >+/* Slot specific variables. We emulate a single slot card reader. > > >+ */ > > >+ > > >+ > > >+/* 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_dev_descriptor[] = { > > >+ 0x12, /* u8 bLength; */ > > >+ USB_DT_DEVICE, /* u8 bDescriptorType; Device */ > > >+ 0x10, 0x01, /* u16 bcdUSB; v1.1 */ > > >+ > > >+ 0x00, /* u8 bDeviceClass; */ > > >+ 0x00, /* u8 bDeviceSubClass; */ > > >+ 0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */ > > >+ 0x40, /* u8 bMaxPacketSize0; 8 Bytes (valid: 8,16,32,64) > > >*/ > > >+ > > >+ /* Vendor and product id are arbitrary. */ > > >+ /* u16 idVendor */ > > >+ CCID_VENDOR_ID& 0xff, CCID_VENDOR_ID>> 8, > > >+ /* u16 idProduct */ > > >+ CCID_PRODUCT_ID& 0xff, CCID_PRODUCT_ID>> 8, > > >+ /* u16 bcdDevice */ > > >+ CCID_DEVICE_VERSION& 0xff, CCID_DEVICE_VERSION>> 8, > > >+ 0x01, /* u8 iManufacturer; */ > > >+ 0x02, /* u8 iProduct; */ > > >+ 0x03, /* u8 iSerialNumber; */ > > >+ 0x01, /* u8 bNumConfigurations; */ > > >+}; > > >+ > > >+static const uint8_t qemu_ccid_config_descriptor[] = { > > >+ > > >+ /* one configuration */ > > >+ 0x09, /* u8 bLength; */ > > >+ USB_DT_CONFIG, /* u8 bDescriptorType; Configuration */ > > >+ 0x5d, 0x00, /* u16 wTotalLength; 9+9+54+7+7+7 */ > > >+ 0x01, /* u8 bNumInterfaces; (1) */ > > >+ 0x01, /* u8 bConfigurationValue; */ > > >+ 0x00, /* u8 iConfiguration; */ > > >+ 0xe0, /* u8 bmAttributes; > > >+ Bit 7: must be set, > > >+ 6: Self-powered, > > >+ 5: Remote wakeup, > > >+ 4..0: resvd */ > > >+ 100/2, /* u8 MaxPower; 50 == 100mA */ > > >+ > > >+ /* one interface */ > > >+ 0x09, /* u8 if_bLength; */ > > >+ USB_DT_INTERFACE, /* u8 if_bDescriptorType; Interface */ > > >+ 0x00, /* u8 if_bInterfaceNumber; */ > > >+ 0x00, /* u8 if_bAlternateSetting; */ > > >+ 0x03, /* u8 if_bNumEndpoints; */ > > >+ 0x0b, /* u8 if_bInterfaceClass; Smart Card Device Class */ > > >+ 0x00, /* u8 if_bInterfaceSubClass; Subclass code */ > > >+ 0x00, /* u8 if_bInterfaceProtocol; Protocol code */ > > >+ 0x04, /* u8 if_iInterface; Index of string 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 */ > > >+ > > >+ 0x03, 0x00, /* u32 dwProtocols; RRRR PPPP. RRRR = 0000h.*/ > > >+ 0x00, 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, 0x11, 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; */ > > >+ > > >+ /* Interrupt-IN endpoint */ > > >+ 0x07, /* u8 ep_bLength; */ > > >+ /* u8 ep_bDescriptorType; Endpoint */ > > >+ USB_DT_ENDPOINT, > > >+ /* u8 ep_bEndpointAddress; IN Endpoint 1 */ > > >+ 0x80 | CCID_INT_IN_EP, > > >+ 0x03, /* u8 ep_bmAttributes; Interrupt */ > > >+ 0x40, 0x00, /* u16 ep_wMaxPacketSize; */ > > >+ 0xff, /* u8 ep_bInterval; */ > > >+ > > >+ /* Bulk-In endpoint */ > > >+ 0x07, /* u8 ep_bLength; */ > > >+ /* u8 ep_bDescriptorType; Endpoint */ > > >+ USB_DT_ENDPOINT, > > >+ /* u8 ep_bEndpointAddress; IN Endpoint 2 */ > > >+ 0x80 | CCID_BULK_IN_EP, > > >+ 0x02, /* u8 ep_bmAttributes; Bulk */ > > >+ 0x40, 0x00, /* u16 ep_wMaxPacketSize; */ > > >+ 0x00, /* u8 ep_bInterval; */ > > >+ > > >+ /* Bulk-Out endpoint */ > > >+ 0x07, /* u8 ep_bLength; */ > > >+ /* u8 ep_bDescriptorType; Endpoint */ > > >+ USB_DT_ENDPOINT, > > >+ /* u8 ep_bEndpointAddress; OUT Endpoint 3 */ > > >+ CCID_BULK_OUT_EP, > > >+ 0x02, /* u8 ep_bmAttributes; Bulk */ > > >+ 0x40, 0x00, /* u16 ep_wMaxPacketSize; */ > > >+ 0x00, /* u8 ep_bInterval; */ > > >+ > > >+}; > > >+ > > >+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) > > >+{ > > >+#ifdef DEBUG_CCID > > >+ Answer *answer; > > >+ int i, count; > > >+ > > >+ printf("usb-ccid: pending answers:"); > > >+ if (!ccid_has_pending_answers(s)) { > > >+ printf(" 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) { > > >+ printf("%d:%d\n", answer->slot, answer->seq); > > >+ } else { > > >+ printf("%d:%d,", answer->slot, answer->seq); > > >+ } > > >+ } > > >+#endif > > >+} > > >+ > > >+static void ccid_add_pending_answer(USBCCIDState *s, CCID_Header *hdr) > > >+{ > > >+ Answer* answer; > > >+ > > >+ assert(s->pending_answers_num++< 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); > > >+ 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, 4, "%s: QUEUE: reserve %d bytes\n", __func__, len); > > >+ > > >+ /* look for an existing element */ > > >+ if (len> BULK_IN_BUF_SIZE) { > > >+ printf("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) { > > >+ printf("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 = DO_UPCAST(USBCCIDState, dev, dev); > > >+ > > >+ DPRINTF(s, 1, "Reset\n"); > > >+ > > >+ ccid_reset(s); > > >+} > > >+ > > >+static int ccid_handle_control(USBDevice *dev, int request, int value, > > >+ int index, int length, uint8_t *data) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev, dev); > > >+ int ret = 0; > > >+ > > >+ DPRINTF(s, 1, "got control %x, value %x\n",request, value); > > >+ switch (request) { > > >+ case DeviceRequest | USB_REQ_GET_STATUS: > > >+ data[0] = (0<< USB_DEVICE_SELF_POWERED) | > > >+ (dev->remote_wakeup<< USB_DEVICE_REMOTE_WAKEUP); > > >+ data[1] = 0x00; > > >+ ret = 2; > > >+ break; > > >+ case DeviceOutRequest | USB_REQ_CLEAR_FEATURE: > > >+ if (value == USB_DEVICE_REMOTE_WAKEUP) { > > >+ dev->remote_wakeup = 0; > > >+ } else { > > >+ goto fail; > > >+ } > > >+ ret = 0; > > >+ break; > > >+ case DeviceOutRequest | USB_REQ_SET_FEATURE: > > >+ if (value == USB_DEVICE_REMOTE_WAKEUP) { > > >+ dev->remote_wakeup = 1; > > >+ } else { > > >+ goto fail; > > >+ } > > >+ ret = 0; > > >+ break; > > >+ case DeviceOutRequest | USB_REQ_SET_ADDRESS: > > >+ dev->addr = value; > > >+ ret = 0; > > >+ break; > > >+ case DeviceRequest | USB_REQ_GET_DESCRIPTOR: > > >+ switch(value>> 8) { > > >+ case USB_DT_DEVICE: > > >+ memcpy(data, qemu_ccid_dev_descriptor, > > >+ sizeof(qemu_ccid_dev_descriptor)); > > >+ ret = sizeof(qemu_ccid_dev_descriptor); > > >+ break; > > >+ case USB_DT_CONFIG: > > >+ memcpy(data, qemu_ccid_config_descriptor, > > >+ sizeof(qemu_ccid_config_descriptor)); > > >+ ret = sizeof(qemu_ccid_config_descriptor); > > >+ break; > > >+ case USB_DT_STRING: > > >+ switch(value& 0xff) { > > >+ case 0: > > >+ /* language ids */ > > >+ data[0] = 4; > > >+ data[1] = 3; > > >+ data[2] = 0x09; > > >+ data[3] = 0x04; > > >+ ret = 4; > > >+ break; > > >+ case 1: > > >+ /* vendor description */ > > >+ ret = set_usb_string(data, CCID_VENDOR_DESCRIPTION); > > >+ break; > > >+ case 2: > > >+ /* product description */ > > >+ ret = set_usb_string(data, CCID_PRODUCT_DESCRIPTION); > > >+ break; > > >+ case 3: > > >+ /* serial number */ > > >+ ret = set_usb_string(data, CCID_SERIAL_NUMBER_STRING); > > >+ break; > > >+ case 4: > > >+ /* interface name */ > > >+ ret = set_usb_string(data, CCID_INTERFACE_NAME); > > >+ break; > > >+ default: > > >+ goto fail; > > >+ } > > >+ break; > > >+ default: > > >+ goto fail; > > >+ } > > >+ break; > > >+ case DeviceRequest | USB_REQ_GET_CONFIGURATION: > > >+ data[0] = 1; > > >+ ret = 1; > > >+ break; > > >+ case DeviceOutRequest | USB_REQ_SET_CONFIGURATION: > > >+ /* Only one configuration - we just ignore the request */ > > >+ ret = 0; > > >+ break; > > >+ case DeviceRequest | USB_REQ_GET_INTERFACE: > > >+ data[0] = 0; > > >+ ret = 1; > > >+ break; > > >+ case InterfaceOutRequest | USB_REQ_SET_INTERFACE: > > >+ ret = 0; > > >+ break; > > >+ case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: > > >+ ret = 0; > > >+ break; > > >+ > > >+ /* Class specific requests. */ > > >+ case InterfaceOutClass | CCID_CONTROL_ABORT: > > >+ DPRINTF(s, 1, "ccid_control abort UNIMPLEMENTED\n"); > > >+ ret = USB_RET_STALL; > > >+ break; > > >+ case InterfaceInClass | CCID_CONTROL_GET_CLOCK_FREQUENCIES: > > >+ DPRINTF(s, 1, "ccid_control get clock frequencies > > >UNIMPLEMENTED\n"); > > >+ ret = USB_RET_STALL; > > >+ break; > > >+ case InterfaceInClass | CCID_CONTROL_GET_DATA_RATES: > > >+ DPRINTF(s, 1, "ccid_control get data rates UNIMPLEMENTED\n"); > > >+ ret = USB_RET_STALL; > > >+ break; > > >+ default: > > >+ fail: > > >+ DPRINTF(s, 1, "got unsupported/bogus control %x, value %x\n", > > >request, value); > > >+ ret = USB_RET_STALL; > > >+ break; > > >+ } > > >+ return ret; > > >+} > > >+ > > >+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, 4, "status = %d\n", 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); > > >+} > > >+ > > >+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; > > >+ memcpy(h->abProtocolDataStructure, s->abProtocolDataStructure, len); > > >+ ccid_reset_error_status(s); > > >+} > > >+ > > >+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; > > >+#ifdef DEBUG_CCID > > >+ if (p->b.bError) { > > >+ DPRINTF(s, 4, "error %d", p->b.bError); > > >+ } > > >+#endif > > >+ memcpy(p->abData, data, len); > > >+ ccid_reset_error_status(s); > > >+} > > >+ > > >+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)) { > > >+ abort(); > > >+ } > > >+ ccid_remove_pending_answer(s,&slot,&seq); > > >+ ccid_write_data_block(s, slot, seq, data, len); > > >+} > > >+ > > >+static void ccid_write_data_block_atr(USBCCIDState* s, CCID_Header* recv) > > >+{ > > >+ const uint8_t *atr = NULL; > > >+ uint32_t len = 0; > > >+ > > >+ if (s->card) { > > >+ atr = s->cardinfo->get_atr(s->card,&len); > > >+ } > > >+ ccid_write_data_block(s, recv->bSlot, recv->bSeq, atr, len); > > >+} > > >+ > > >+static void ccid_set_parameters(USBCCIDState *s, CCID_Header *recv) > > >+{ > > >+ CCID_SetParameter *ph = (CCID_SetParameter *) recv; > > >+ uint32_t len = 0; > > >+ if (ph->bProtocolNum == 0) { > > >+ len = 5; > > >+ } > > >+ if (ph->bProtocolNum == 1) { > > >+ len = 7; > > >+ } > > >+ if (len == 0) { > > >+ s->bmCommandStatus = COMMAND_STATUS_FAILED; > > >+ s->bError = 7; /* Protocol invalid or not supported */ > > >+ return; > > >+ } > > >+ s->bProtocolNum = ph->bProtocolNum; > > >+ memcpy(s->abProtocolDataStructure, ph->abProtocolDataStructure, len); > > >+ s->ulProtocolDataStructureSize = len; > > >+ DPRINTF(s, 1, "%s: using len %d\n", __func__, len); > > >+} > > >+ > > >+/* must be 5 bytes for T=0, 7 bytes for T=1 > > >+ * See page 52 */ > > >+static const uint8_t abDefaultProtocolDataStructure[7] = > > >+ { 0x77, 0x00, 0x00, 0x00, 0x00, 0xfe /*IFSC*/, 0x00 /*NAD*/ }; > > >+ > > >+static void ccid_reset_parameters(USBCCIDState *s) > > >+{ > > >+ uint32_t len = sizeof(abDefaultProtocolDataStructure); > > >+ > > >+ s->bProtocolNum = 1; /* T=1 */ > > >+ s->ulProtocolDataStructureSize = len; > > >+ memcpy(s->abProtocolDataStructure, abDefaultProtocolDataStructure, > > >len); > > >+} > > >+ > > >+static void ccid_report_error_failed(USBCCIDState *s, uint8_t error) > > >+{ > > >+ s->bmCommandStatus = COMMAND_STATUS_FAILED; > > >+ s->bError = error; > > >+} > > >+ > > >+/* 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; > > >+} > > >+ > > >+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", __FUNCTION__, > > >+ recv->hdr.bSeq, len); > > >+ ccid_add_pending_answer(s, (CCID_Header*)recv); > > >+ if (s->card) { > > >+ s->cardinfo->apdu_from_guest(s->card, recv->abData, len); > > >+ } else { > > >+ printf("warning: discarded apdu\n"); > > >+ } > > >+} > > >+ > > >+/* handle a single USB_TOKEN_OUT, return value returned to guest. > > >+ * 0 - all ok > > >+ * USB_RET_STALL - failed to handle packet */ > > >+static int ccid_handle_bulk_out(USBCCIDState *s, USBPacket *p) > > >+{ > > >+ CCID_Header* ccid_header; > > >+ > > >+ if (p->len + s->bulk_out_pos> BULK_OUT_DATA_SIZE) { > > >+ return USB_RET_STALL; > > >+ } > > >+ ccid_header = (CCID_Header*)s->bulk_out_data; > > >+ memcpy(s->bulk_out_data + s->bulk_out_pos, p->data, p->len); > > >+ s->bulk_out_pos += p->len; > > >+ if (p->len == 64) { > > >+ DPRINTF(s, 4, "usb-ccid: bulk_in: expecting more packets > > >(%d/%d)\n", > > >+ p->len, ccid_header->dwLength); > > >+ return 0; > > >+ } > > >+ 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, 3, "%s %x\n", __func__, 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, "PowerOn: %d\n", > > >+ ((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: > > >+ DPRINTF(s, 1, "PowerOff\n"); > > >+ 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; > > >+ 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 > > >+ * do'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; > > >+ return 0; > > >+} > > >+ > > >+static int ccid_bulk_in_copy_to_guest(USBCCIDState *s, uint8_t *data, int > > >len) > > >+{ > > >+ int ret = 0; > > >+ > > >+ assert(len>0); > > >+ ccid_bulk_in_get(s); > > >+ if (s->current_bulk_in != NULL) { > > >+ ret = MIN(s->current_bulk_in->len - s->current_bulk_in->pos, len); > > >+ memcpy(data, s->current_bulk_in->data + s->current_bulk_in->pos, > > >ret); > > >+ s->current_bulk_in->pos += ret; > > >+ if (s->current_bulk_in->pos == s->current_bulk_in->len) { > > >+ ccid_bulk_in_release(s); > > >+ } > > >+ } else { > > >+ ret = USB_RET_NAK; /* return when device has no data - usb 2.0 > > >spec Table 8-4 */ > > >+ } > > >+ if (ret> 0) { > > >+ DPRINTF(s, 3, "%s: %d/%d req/act to guest (BULK_IN)\n", __func__, > > >len, ret); > > >+ } > > >+ if (ret != USB_RET_NAK&& ret< len) { > > >+ DPRINTF(s, 1, "%s: returning short (EREMOTEIO) %d< %d\n", > > >__func__, ret, len); > > >+ } > > >+ return ret; > > >+} > > >+ > > >+static int ccid_handle_data(USBDevice *dev, USBPacket *p) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev, dev); > > >+ int ret = 0; > > >+ uint8_t *data = p->data; > > >+ int len = p->len; > > >+ > > >+ switch (p->pid) { > > >+ case USB_TOKEN_OUT: > > >+ ret = ccid_handle_bulk_out(s, p); > > >+ break; > > >+ > > >+ case USB_TOKEN_IN: > > >+ switch (p->devep& 0xf) { > > >+ case CCID_BULK_IN_EP: > > >+ if (!len) { > > >+ ret = USB_RET_NAK; > > >+ } else { > > >+ ret = ccid_bulk_in_copy_to_guest(s, data, len); > > >+ } > > >+ break; > > >+ case CCID_INT_IN_EP: > > >+ if (s->notify_slot_change) { > > >+ /* page 56, RDR_to_PC_NotifySlotChange */ > > >+ data[0] = > > >CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange; > > >+ data[1] = s->bmSlotICCState; > > >+ ret = 2; > > >+ s->notify_slot_change = false; > > >+ s->bmSlotICCState&= ~SLOT_0_CHANGED_MASK; > > >+ DPRINTF(s, 2, "handle_data: int_in: > > >notify_slot_change %X, requested len %d\n", > > >+ s->bmSlotICCState, len); > > >+ } > > >+ break; > > >+ default: > > >+ DPRINTF(s, 1, "Bad endpoint\n"); > > >+ break; > > >+ } > > >+ break; > > >+ default: > > >+ DPRINTF(s, 1, "Bad token\n"); > > >+ ret = USB_RET_STALL; > > >+ break; > > >+ } > > >+ > > >+ return ret; > > >+} > > >+ > > >+static void ccid_handle_destroy(USBDevice *dev) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, 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 void ccid_bus_dev_print(Monitor *mon, DeviceState *qdev, int > > >indent) > > >+{ > > >+ CCIDCardState *card = DO_UPCAST(CCIDCardState, qdev, qdev); > > >+ CCIDCardInfo *info = DO_UPCAST(CCIDCardInfo, qdev, qdev->info); > > >+ > > >+ if (info->print) { > > >+ info->print(mon, card, indent); > > >+ } > > >+} > > >+ > > >+struct CCIDBus { > > >+ BusState qbus; > > >+}; > > >+ > > >+static struct BusInfo ccid_bus_info = { > > >+ .name = "ccid-bus", > > >+ .size = sizeof(CCIDBus), > > >+ .print_dev = ccid_bus_dev_print, > > >+ .props = (Property[]) { > > >+ DEFINE_PROP_UINT32("slot", struct CCIDCardState, slot, 0), > > >+ DEFINE_PROP_END_OF_LIST(), > > >+ } > > >+}; > > >+ > > >+static CCIDBus *ccid_bus_new(DeviceState *dev) > > >+{ > > >+ CCIDBus *bus; > > >+ > > >+ bus = FROM_QBUS(CCIDBus, qbus_create(&ccid_bus_info, dev, NULL)); > > >+ bus->qbus.allow_hotplug = 1; > > >+ > > >+ return bus; > > >+} > > >+ > > >+void ccid_card_send_apdu_to_guest(CCIDCardState *card, uint8_t* apdu, > > >uint32_t len) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ 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) { > > >+ abort(); > > >+ } > > >+ 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) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ > > >+ ccid_on_slot_change(s, false); > > >+ ccid_flush_pending_answers(s); > > >+ ccid_reset(s); > > >+} > > >+ > > >+int ccid_card_ccid_attach(CCIDCardState *card) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ > > >+ 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) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ > > >+ 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) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ > > >+ s->bmCommandStatus = COMMAND_STATUS_FAILED; > > >+ s->last_answer_error = error; > > >+ DPRINTF(s, 1, "VSC_Error: %lX\n", s->last_answer_error); > > >+ /* TODO: these error's should be more verbose and propogated to the > > >guest. > > >+ * */ > > >+ ccid_write_data_block_answer(s, NULL, 0); > > >+} > > >+ > > >+void ccid_card_card_inserted(CCIDCardState *card) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ > > >+ 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 = DO_UPCAST(CCIDCardState, qdev, qdev); > > >+ CCIDCardInfo *info = DO_UPCAST(CCIDCardInfo, qdev, qdev->info); > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ > > >+ if (ccid_card_inserted(s)) { > > >+ ccid_card_card_removed(card); > > >+ } > > >+ if (info->exitfn) { > > >+ ret = info->exitfn(card); > > >+ } > > >+ s->card = NULL; > > >+ s->cardinfo = NULL; > > >+ return ret; > > >+} > > >+ > > >+static int ccid_card_init(DeviceState *qdev, DeviceInfo *base) > > >+{ > > >+ CCIDCardState *card = DO_UPCAST(CCIDCardState, qdev, qdev); > > >+ CCIDCardInfo *info = DO_UPCAST(CCIDCardInfo, qdev, base); > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev.qdev, > > >card->qdev.parent_bus->parent); > > >+ int ret = 0; > > >+ > > >+ if (card->slot != 0) { > > >+ fprintf(stderr, "Warning: usb-ccid supports one slot, can't add > > >%d", > > >+ card->slot); > > >+ return -1; > > >+ } > > >+ if (s->card != NULL) { > > >+ fprintf(stderr, "Warning: usb-ccid card already full, not > > >adding\n"); > > >+ return -1; > > >+ } > > >+ ret = info->initfn ? info->initfn(card) : ret; > > >+ if (ret == 0) { > > >+ s->card = card; > > >+ s->cardinfo = info; > > >+ } > > >+ return ret; > > >+} > > >+ > > >+void ccid_card_qdev_register(CCIDCardInfo *card) > > >+{ > > >+ card->qdev.bus_info =&ccid_bus_info; > > >+ card->qdev.init = ccid_card_init; > > >+ card->qdev.exit = ccid_card_exit; > > >+ qdev_register(&card->qdev); > > >+} > > >+ > > >+static int ccid_initfn(USBDevice *dev) > > >+{ > > >+ USBCCIDState *s = DO_UPCAST(USBCCIDState, dev, dev); > > >+ > > >+ s->bus = ccid_bus_new(&dev->qdev); > > >+ s->card = NULL; > > >+ s->cardinfo = NULL; > > >+ s->migration_state = MIGRATION_NONE; > > >+ s->migration_target_ip = 0; > > >+ s->migration_target_port = 0; > > >+ s->dev.speed = USB_SPEED_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); > > >+ return 0; > > >+} > > >+ > > >+#ifdef ENABLE_MIGRATION > > >+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 > > >+ // erronous 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 = CCID_DEV_NAME, > > >+ .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, 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() > > >+ } > > >+}; > > >+#endif // ENABLE_MIGRATION > > >+ > > >+static struct USBDeviceInfo ccid_info = { > > >+ .product_desc = "QEMU USB CCID", > > >+ .qdev.name = CCID_DEV_NAME, > > >+ .qdev.size = sizeof(USBCCIDState), > > >+ .init = ccid_initfn, > > >+ .handle_packet = usb_generic_handle_packet, > > >+ .handle_reset = ccid_handle_reset, > > >+ .handle_control = ccid_handle_control, > > >+ .handle_data = ccid_handle_data, > > >+ .handle_destroy = ccid_handle_destroy, > > >+ .usbdevice_name = "ccid", > > >+ .qdev.props = (Property[]) { > > >+ DEFINE_PROP_UINT8("debug", USBCCIDState, debug, 0), > > >+ DEFINE_PROP_END_OF_LIST(), > > >+ }, > > >+#ifdef ENABLE_MIGRATION > > >+ .qdev.vmsd =&ccid_vmstate, > > >+#endif > > >+}; > > > > Why is ENABLE_MIGRATION conditional? > > > > A third oops. Will fix. > Actually it was fixed, just in the "v15->v16" corrections.
Will be easier to spot in v17. > > Regards, > > > > ANthony Liguori > > > > >+ > > >+ > > >+static void ccid_register_devices(void) > > >+{ > > >+ usb_qdev_register(&ccid_info); > > >+} > > >+device_init(ccid_register_devices) > > > > >