1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * Copyright (C) 2011 Red Hat, Inc. 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * CCID Device emulation 5f1ae32a1SGerd Hoffmann * 6f1ae32a1SGerd Hoffmann * Written by Alon Levy, with contributions from Robert Relyea. 7f1ae32a1SGerd Hoffmann * 8f1ae32a1SGerd Hoffmann * Based on usb-serial.c, see its copyright and attributions below. 9f1ae32a1SGerd Hoffmann * 10f1ae32a1SGerd Hoffmann * This work is licensed under the terms of the GNU GPL, version 2.1 or later. 11f1ae32a1SGerd Hoffmann * See the COPYING file in the top-level directory. 12f1ae32a1SGerd Hoffmann * ------- (original copyright & attribution for usb-serial.c below) -------- 13f1ae32a1SGerd Hoffmann * Copyright (c) 2006 CodeSourcery. 14f1ae32a1SGerd Hoffmann * Copyright (c) 2008 Samuel Thibault <samuel.thibault@ens-lyon.org> 15f1ae32a1SGerd Hoffmann * Written by Paul Brook, reused for FTDI by Samuel Thibault, 16f1ae32a1SGerd Hoffmann */ 17f1ae32a1SGerd Hoffmann 18f1ae32a1SGerd Hoffmann /* 19f1ae32a1SGerd Hoffmann * References: 20f1ae32a1SGerd Hoffmann * 21f1ae32a1SGerd Hoffmann * CCID Specification Revision 1.1 April 22nd 2005 22f1ae32a1SGerd Hoffmann * "Universal Serial Bus, Device Class: Smart Card" 23f1ae32a1SGerd Hoffmann * Specification for Integrated Circuit(s) Cards Interface Devices 24f1ae32a1SGerd Hoffmann * 25f1ae32a1SGerd Hoffmann * Endianness note: from the spec (1.3) 26f1ae32a1SGerd Hoffmann * "Fields that are larger than a byte are stored in little endian" 27f1ae32a1SGerd Hoffmann * 28f1ae32a1SGerd Hoffmann * KNOWN BUGS 29f1ae32a1SGerd Hoffmann * 1. remove/insert can sometimes result in removed state instead of inserted. 30f1ae32a1SGerd Hoffmann * This is a result of the following: 31f1ae32a1SGerd Hoffmann * symptom: dmesg shows ERMOTEIO (-121), pcscd shows -99. This can happen 32f1ae32a1SGerd Hoffmann * when a short packet is sent, as seen in uhci-usb.c, resulting from a urb 33f1ae32a1SGerd Hoffmann * from the guest requesting SPD and us returning a smaller packet. 34f1ae32a1SGerd Hoffmann * Not sure which messages trigger this. 35f1ae32a1SGerd Hoffmann */ 36f1ae32a1SGerd Hoffmann 37e532b2e0SPeter Maydell #include "qemu/osdep.h" 38da34e65cSMarkus Armbruster #include "qapi/error.h" 39f1ae32a1SGerd Hoffmann #include "qemu-common.h" 401de7afc9SPaolo Bonzini #include "qemu/error-report.h" 41f1ae32a1SGerd Hoffmann #include "hw/usb.h" 42f1ae32a1SGerd Hoffmann #include "hw/usb/desc.h" 43f1ae32a1SGerd Hoffmann 4447b43a1fSPaolo Bonzini #include "ccid.h" 45f1ae32a1SGerd Hoffmann 46f1ae32a1SGerd Hoffmann #define DPRINTF(s, lvl, fmt, ...) \ 47f1ae32a1SGerd Hoffmann do { \ 48f1ae32a1SGerd Hoffmann if (lvl <= s->debug) { \ 49f1ae32a1SGerd Hoffmann printf("usb-ccid: " fmt , ## __VA_ARGS__); \ 50f1ae32a1SGerd Hoffmann } \ 51f1ae32a1SGerd Hoffmann } while (0) 52f1ae32a1SGerd Hoffmann 53f1ae32a1SGerd Hoffmann #define D_WARN 1 54f1ae32a1SGerd Hoffmann #define D_INFO 2 55f1ae32a1SGerd Hoffmann #define D_MORE_INFO 3 56f1ae32a1SGerd Hoffmann #define D_VERBOSE 4 57f1ae32a1SGerd Hoffmann 58f1ae32a1SGerd Hoffmann #define CCID_DEV_NAME "usb-ccid" 5961b4887bSGonglei #define USB_CCID_DEV(obj) OBJECT_CHECK(USBCCIDState, (obj), CCID_DEV_NAME) 60f1ae32a1SGerd Hoffmann /* 61f1ae32a1SGerd Hoffmann * The two options for variable sized buffers: 62f1ae32a1SGerd Hoffmann * make them constant size, for large enough constant, 63f1ae32a1SGerd Hoffmann * or handle the migration complexity - VMState doesn't handle this case. 64f1ae32a1SGerd Hoffmann * sizes are expected never to be exceeded, unless guest misbehaves. 65f1ae32a1SGerd Hoffmann */ 66f1ae32a1SGerd Hoffmann #define BULK_OUT_DATA_SIZE 65536 67f1ae32a1SGerd Hoffmann #define PENDING_ANSWERS_NUM 128 68f1ae32a1SGerd Hoffmann 69f1ae32a1SGerd Hoffmann #define BULK_IN_BUF_SIZE 384 70f1ae32a1SGerd Hoffmann #define BULK_IN_PENDING_NUM 8 71f1ae32a1SGerd Hoffmann 72f1ae32a1SGerd Hoffmann #define CCID_MAX_PACKET_SIZE 64 73f1ae32a1SGerd Hoffmann 74f1ae32a1SGerd Hoffmann #define CCID_CONTROL_ABORT 0x1 75f1ae32a1SGerd Hoffmann #define CCID_CONTROL_GET_CLOCK_FREQUENCIES 0x2 76f1ae32a1SGerd Hoffmann #define CCID_CONTROL_GET_DATA_RATES 0x3 77f1ae32a1SGerd Hoffmann 78f1ae32a1SGerd Hoffmann #define CCID_PRODUCT_DESCRIPTION "QEMU USB CCID" 7993bfef4cSCrístian Viana #define CCID_VENDOR_DESCRIPTION "QEMU" 80f1ae32a1SGerd Hoffmann #define CCID_INTERFACE_NAME "CCID Interface" 81f1ae32a1SGerd Hoffmann #define CCID_SERIAL_NUMBER_STRING "1" 82f1ae32a1SGerd Hoffmann /* 83f1ae32a1SGerd Hoffmann * Using Gemplus Vendor and Product id 84f1ae32a1SGerd Hoffmann * Effect on various drivers: 85f1ae32a1SGerd Hoffmann * usbccid.sys (winxp, others untested) is a class driver so it doesn't care. 86f1ae32a1SGerd Hoffmann * linux has a number of class drivers, but openct filters based on 87f1ae32a1SGerd Hoffmann * vendor/product (/etc/openct.conf under fedora), hence Gemplus. 88f1ae32a1SGerd Hoffmann */ 89f1ae32a1SGerd Hoffmann #define CCID_VENDOR_ID 0x08e6 90f1ae32a1SGerd Hoffmann #define CCID_PRODUCT_ID 0x4433 91f1ae32a1SGerd Hoffmann #define CCID_DEVICE_VERSION 0x0000 92f1ae32a1SGerd Hoffmann 93f1ae32a1SGerd Hoffmann /* 94f1ae32a1SGerd Hoffmann * BULK_OUT messages from PC to Reader 95f1ae32a1SGerd Hoffmann * Defined in CCID Rev 1.1 6.1 (page 26) 96f1ae32a1SGerd Hoffmann */ 97f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn 0x62 98f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff 0x63 99f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus 0x65 100f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock 0x6f 101f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters 0x6c 102f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters 0x6d 103f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters 0x61 104f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_Escape 0x6b 105f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_IccClock 0x6e 106f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_T0APDU 0x6a 107f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_Secure 0x69 108f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_Mechanical 0x71 109f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_Abort 0x72 110f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_PC_to_RDR_SetDataRateAndClockFrequency 0x73 111f1ae32a1SGerd Hoffmann 112f1ae32a1SGerd Hoffmann /* 113f1ae32a1SGerd Hoffmann * BULK_IN messages from Reader to PC 114f1ae32a1SGerd Hoffmann * Defined in CCID Rev 1.1 6.2 (page 48) 115f1ae32a1SGerd Hoffmann */ 116f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_DataBlock 0x80 117f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_SlotStatus 0x81 118f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_Parameters 0x82 119f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_Escape 0x83 120f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_DataRateAndClockFrequency 0x84 121f1ae32a1SGerd Hoffmann 122f1ae32a1SGerd Hoffmann /* 123f1ae32a1SGerd Hoffmann * INTERRUPT_IN messages from Reader to PC 124f1ae32a1SGerd Hoffmann * Defined in CCID Rev 1.1 6.3 (page 56) 125f1ae32a1SGerd Hoffmann */ 126f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange 0x50 127f1ae32a1SGerd Hoffmann #define CCID_MESSAGE_TYPE_RDR_to_PC_HardwareError 0x51 128f1ae32a1SGerd Hoffmann 129f1ae32a1SGerd Hoffmann /* 130f1ae32a1SGerd Hoffmann * Endpoints for CCID - addresses are up to us to decide. 131f1ae32a1SGerd Hoffmann * To support slot insertion and removal we must have an interrupt in ep 132f1ae32a1SGerd Hoffmann * in addition we need a bulk in and bulk out ep 133f1ae32a1SGerd Hoffmann * 5.2, page 20 134f1ae32a1SGerd Hoffmann */ 135f1ae32a1SGerd Hoffmann #define CCID_INT_IN_EP 1 136f1ae32a1SGerd Hoffmann #define CCID_BULK_IN_EP 2 137f1ae32a1SGerd Hoffmann #define CCID_BULK_OUT_EP 3 138f1ae32a1SGerd Hoffmann 139f1ae32a1SGerd Hoffmann /* bmSlotICCState masks */ 140f1ae32a1SGerd Hoffmann #define SLOT_0_STATE_MASK 1 141f1ae32a1SGerd Hoffmann #define SLOT_0_CHANGED_MASK 2 142f1ae32a1SGerd Hoffmann 143f1ae32a1SGerd Hoffmann /* Status codes that go in bStatus (see 6.2.6) */ 144f1ae32a1SGerd Hoffmann enum { 145f1ae32a1SGerd Hoffmann ICC_STATUS_PRESENT_ACTIVE = 0, 146f1ae32a1SGerd Hoffmann ICC_STATUS_PRESENT_INACTIVE, 147f1ae32a1SGerd Hoffmann ICC_STATUS_NOT_PRESENT 148f1ae32a1SGerd Hoffmann }; 149f1ae32a1SGerd Hoffmann 150f1ae32a1SGerd Hoffmann enum { 151f1ae32a1SGerd Hoffmann COMMAND_STATUS_NO_ERROR = 0, 152f1ae32a1SGerd Hoffmann COMMAND_STATUS_FAILED, 153f1ae32a1SGerd Hoffmann COMMAND_STATUS_TIME_EXTENSION_REQUIRED 154f1ae32a1SGerd Hoffmann }; 155f1ae32a1SGerd Hoffmann 156f1ae32a1SGerd Hoffmann /* Error codes that go in bError (see 6.2.6) */ 157f1ae32a1SGerd Hoffmann enum { 158f1ae32a1SGerd Hoffmann ERROR_CMD_NOT_SUPPORTED = 0, 159f1ae32a1SGerd Hoffmann ERROR_CMD_ABORTED = -1, 160f1ae32a1SGerd Hoffmann ERROR_ICC_MUTE = -2, 161f1ae32a1SGerd Hoffmann ERROR_XFR_PARITY_ERROR = -3, 162f1ae32a1SGerd Hoffmann ERROR_XFR_OVERRUN = -4, 163f1ae32a1SGerd Hoffmann ERROR_HW_ERROR = -5, 164f1ae32a1SGerd Hoffmann }; 165f1ae32a1SGerd Hoffmann 166f1ae32a1SGerd Hoffmann /* 6.2.6 RDR_to_PC_SlotStatus definitions */ 167f1ae32a1SGerd Hoffmann enum { 168f1ae32a1SGerd Hoffmann CLOCK_STATUS_RUNNING = 0, 169f1ae32a1SGerd Hoffmann /* 170f1ae32a1SGerd Hoffmann * 0 - Clock Running, 1 - Clock stopped in State L, 2 - H, 171f1ae32a1SGerd Hoffmann * 3 - unknown state. rest are RFU 172f1ae32a1SGerd Hoffmann */ 173f1ae32a1SGerd Hoffmann }; 174f1ae32a1SGerd Hoffmann 175f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_Header { 176f1ae32a1SGerd Hoffmann uint8_t bMessageType; 177f1ae32a1SGerd Hoffmann uint32_t dwLength; 178f1ae32a1SGerd Hoffmann uint8_t bSlot; 179f1ae32a1SGerd Hoffmann uint8_t bSeq; 180f1ae32a1SGerd Hoffmann } CCID_Header; 181f1ae32a1SGerd Hoffmann 182f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_BULK_IN { 183f1ae32a1SGerd Hoffmann CCID_Header hdr; 184f1ae32a1SGerd Hoffmann uint8_t bStatus; /* Only used in BULK_IN */ 185f1ae32a1SGerd Hoffmann uint8_t bError; /* Only used in BULK_IN */ 186f1ae32a1SGerd Hoffmann } CCID_BULK_IN; 187f1ae32a1SGerd Hoffmann 188f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_SlotStatus { 189f1ae32a1SGerd Hoffmann CCID_BULK_IN b; 190f1ae32a1SGerd Hoffmann uint8_t bClockStatus; 191f1ae32a1SGerd Hoffmann } CCID_SlotStatus; 192f1ae32a1SGerd Hoffmann 1934942d6c3SAlon Levy typedef struct QEMU_PACKED CCID_T0ProtocolDataStructure { 1944942d6c3SAlon Levy uint8_t bmFindexDindex; 1954942d6c3SAlon Levy uint8_t bmTCCKST0; 1964942d6c3SAlon Levy uint8_t bGuardTimeT0; 1974942d6c3SAlon Levy uint8_t bWaitingIntegerT0; 1984942d6c3SAlon Levy uint8_t bClockStop; 1994942d6c3SAlon Levy } CCID_T0ProtocolDataStructure; 2004942d6c3SAlon Levy 2014942d6c3SAlon Levy typedef struct QEMU_PACKED CCID_T1ProtocolDataStructure { 2024942d6c3SAlon Levy uint8_t bmFindexDindex; 2034942d6c3SAlon Levy uint8_t bmTCCKST1; 2044942d6c3SAlon Levy uint8_t bGuardTimeT1; 2054942d6c3SAlon Levy uint8_t bWaitingIntegerT1; 2064942d6c3SAlon Levy uint8_t bClockStop; 2074942d6c3SAlon Levy uint8_t bIFSC; 2084942d6c3SAlon Levy uint8_t bNadValue; 2094942d6c3SAlon Levy } CCID_T1ProtocolDataStructure; 2104942d6c3SAlon Levy 2114942d6c3SAlon Levy typedef union CCID_ProtocolDataStructure { 2124942d6c3SAlon Levy CCID_T0ProtocolDataStructure t0; 2134942d6c3SAlon Levy CCID_T1ProtocolDataStructure t1; 2144942d6c3SAlon Levy uint8_t data[7]; /* must be = max(sizeof(t0), sizeof(t1)) */ 2154942d6c3SAlon Levy } CCID_ProtocolDataStructure; 2164942d6c3SAlon Levy 217f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_Parameter { 218f1ae32a1SGerd Hoffmann CCID_BULK_IN b; 219f1ae32a1SGerd Hoffmann uint8_t bProtocolNum; 2204942d6c3SAlon Levy CCID_ProtocolDataStructure abProtocolDataStructure; 221f1ae32a1SGerd Hoffmann } CCID_Parameter; 222f1ae32a1SGerd Hoffmann 223f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_DataBlock { 224f1ae32a1SGerd Hoffmann CCID_BULK_IN b; 225f1ae32a1SGerd Hoffmann uint8_t bChainParameter; 226f1ae32a1SGerd Hoffmann uint8_t abData[0]; 227f1ae32a1SGerd Hoffmann } CCID_DataBlock; 228f1ae32a1SGerd Hoffmann 229f1ae32a1SGerd Hoffmann /* 6.1.4 PC_to_RDR_XfrBlock */ 230f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_XferBlock { 231f1ae32a1SGerd Hoffmann CCID_Header hdr; 232f1ae32a1SGerd Hoffmann uint8_t bBWI; /* Block Waiting Timeout */ 233f1ae32a1SGerd Hoffmann uint16_t wLevelParameter; /* XXX currently unused */ 234f1ae32a1SGerd Hoffmann uint8_t abData[0]; 235f1ae32a1SGerd Hoffmann } CCID_XferBlock; 236f1ae32a1SGerd Hoffmann 237f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_IccPowerOn { 238f1ae32a1SGerd Hoffmann CCID_Header hdr; 239f1ae32a1SGerd Hoffmann uint8_t bPowerSelect; 240f1ae32a1SGerd Hoffmann uint16_t abRFU; 241f1ae32a1SGerd Hoffmann } CCID_IccPowerOn; 242f1ae32a1SGerd Hoffmann 243f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_IccPowerOff { 244f1ae32a1SGerd Hoffmann CCID_Header hdr; 245f1ae32a1SGerd Hoffmann uint16_t abRFU; 246f1ae32a1SGerd Hoffmann } CCID_IccPowerOff; 247f1ae32a1SGerd Hoffmann 248f1ae32a1SGerd Hoffmann typedef struct QEMU_PACKED CCID_SetParameters { 249f1ae32a1SGerd Hoffmann CCID_Header hdr; 250f1ae32a1SGerd Hoffmann uint8_t bProtocolNum; 251f1ae32a1SGerd Hoffmann uint16_t abRFU; 2524942d6c3SAlon Levy CCID_ProtocolDataStructure abProtocolDataStructure; 253f1ae32a1SGerd Hoffmann } CCID_SetParameters; 254f1ae32a1SGerd Hoffmann 255f1ae32a1SGerd Hoffmann typedef struct CCID_Notify_Slot_Change { 256f1ae32a1SGerd Hoffmann uint8_t bMessageType; /* CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange */ 257f1ae32a1SGerd Hoffmann uint8_t bmSlotICCState; 258f1ae32a1SGerd Hoffmann } CCID_Notify_Slot_Change; 259f1ae32a1SGerd Hoffmann 260f1ae32a1SGerd Hoffmann /* used for DataBlock response to XferBlock */ 261f1ae32a1SGerd Hoffmann typedef struct Answer { 262f1ae32a1SGerd Hoffmann uint8_t slot; 263f1ae32a1SGerd Hoffmann uint8_t seq; 264f1ae32a1SGerd Hoffmann } Answer; 265f1ae32a1SGerd Hoffmann 266f1ae32a1SGerd Hoffmann /* pending BULK_IN messages */ 267f1ae32a1SGerd Hoffmann typedef struct BulkIn { 268f1ae32a1SGerd Hoffmann uint8_t data[BULK_IN_BUF_SIZE]; 269f1ae32a1SGerd Hoffmann uint32_t len; 270f1ae32a1SGerd Hoffmann uint32_t pos; 271f1ae32a1SGerd Hoffmann } BulkIn; 272f1ae32a1SGerd Hoffmann 273f1ae32a1SGerd Hoffmann enum { 274f1ae32a1SGerd Hoffmann MIGRATION_NONE, 275f1ae32a1SGerd Hoffmann MIGRATION_MIGRATED, 276f1ae32a1SGerd Hoffmann }; 277f1ae32a1SGerd Hoffmann 278f1ae32a1SGerd Hoffmann typedef struct CCIDBus { 279f1ae32a1SGerd Hoffmann BusState qbus; 280f1ae32a1SGerd Hoffmann } CCIDBus; 281f1ae32a1SGerd Hoffmann 282f1ae32a1SGerd Hoffmann /* 283f1ae32a1SGerd Hoffmann * powered - defaults to true, changed by PowerOn/PowerOff messages 284f1ae32a1SGerd Hoffmann */ 285f1ae32a1SGerd Hoffmann typedef struct USBCCIDState { 286f1ae32a1SGerd Hoffmann USBDevice dev; 287f1ae32a1SGerd Hoffmann USBEndpoint *intr; 28886d7e214SGerd Hoffmann USBEndpoint *bulk; 289f1ae32a1SGerd Hoffmann CCIDBus bus; 290f1ae32a1SGerd Hoffmann CCIDCardState *card; 291f1ae32a1SGerd Hoffmann BulkIn bulk_in_pending[BULK_IN_PENDING_NUM]; /* circular */ 292f1ae32a1SGerd Hoffmann uint32_t bulk_in_pending_start; 293f1ae32a1SGerd Hoffmann uint32_t bulk_in_pending_end; /* first free */ 294f1ae32a1SGerd Hoffmann uint32_t bulk_in_pending_num; 295f1ae32a1SGerd Hoffmann BulkIn *current_bulk_in; 296f1ae32a1SGerd Hoffmann uint8_t bulk_out_data[BULK_OUT_DATA_SIZE]; 297f1ae32a1SGerd Hoffmann uint32_t bulk_out_pos; 298f1ae32a1SGerd Hoffmann uint64_t last_answer_error; 299f1ae32a1SGerd Hoffmann Answer pending_answers[PENDING_ANSWERS_NUM]; 300f1ae32a1SGerd Hoffmann uint32_t pending_answers_start; 301f1ae32a1SGerd Hoffmann uint32_t pending_answers_end; 302f1ae32a1SGerd Hoffmann uint32_t pending_answers_num; 303f1ae32a1SGerd Hoffmann uint8_t bError; 304f1ae32a1SGerd Hoffmann uint8_t bmCommandStatus; 305f1ae32a1SGerd Hoffmann uint8_t bProtocolNum; 3064942d6c3SAlon Levy CCID_ProtocolDataStructure abProtocolDataStructure; 307f1ae32a1SGerd Hoffmann uint32_t ulProtocolDataStructureSize; 308f1ae32a1SGerd Hoffmann uint32_t state_vmstate; 309f1ae32a1SGerd Hoffmann uint32_t migration_target_ip; 310f1ae32a1SGerd Hoffmann uint16_t migration_target_port; 311f1ae32a1SGerd Hoffmann uint8_t migration_state; 312f1ae32a1SGerd Hoffmann uint8_t bmSlotICCState; 313f1ae32a1SGerd Hoffmann uint8_t powered; 314f1ae32a1SGerd Hoffmann uint8_t notify_slot_change; 315f1ae32a1SGerd Hoffmann uint8_t debug; 316f1ae32a1SGerd Hoffmann } USBCCIDState; 317f1ae32a1SGerd Hoffmann 318f1ae32a1SGerd Hoffmann /* 319f1ae32a1SGerd Hoffmann * CCID Spec chapter 4: CCID uses a standard device descriptor per Chapter 9, 320f1ae32a1SGerd Hoffmann * "USB Device Framework", section 9.6.1, in the Universal Serial Bus 321f1ae32a1SGerd Hoffmann * Specification. 322f1ae32a1SGerd Hoffmann * 323f1ae32a1SGerd Hoffmann * This device implemented based on the spec and with an Athena Smart Card 324f1ae32a1SGerd Hoffmann * Reader as reference: 325f1ae32a1SGerd Hoffmann * 0dc3:1004 Athena Smartcard Solutions, Inc. 326f1ae32a1SGerd Hoffmann */ 327f1ae32a1SGerd Hoffmann 328f1ae32a1SGerd Hoffmann static const uint8_t qemu_ccid_descriptor[] = { 329f1ae32a1SGerd Hoffmann /* Smart Card Device Class Descriptor */ 330f1ae32a1SGerd Hoffmann 0x36, /* u8 bLength; */ 331f1ae32a1SGerd Hoffmann 0x21, /* u8 bDescriptorType; Functional */ 332f1ae32a1SGerd Hoffmann 0x10, 0x01, /* u16 bcdCCID; CCID Specification Release Number. */ 333f1ae32a1SGerd Hoffmann 0x00, /* 334f1ae32a1SGerd Hoffmann * u8 bMaxSlotIndex; The index of the highest available 335f1ae32a1SGerd Hoffmann * slot on this device. All slots are consecutive starting 336f1ae32a1SGerd Hoffmann * at 00h. 337f1ae32a1SGerd Hoffmann */ 338f1ae32a1SGerd Hoffmann 0x07, /* u8 bVoltageSupport; 01h - 5.0v, 02h - 3.0, 03 - 1.8 */ 339f1ae32a1SGerd Hoffmann 340d7d218efSAlon Levy 0x00, 0x00, /* u32 dwProtocols; RRRR PPPP. RRRR = 0000h.*/ 341d7d218efSAlon Levy 0x01, 0x00, /* PPPP: 0001h = Protocol T=0, 0002h = Protocol T=1 */ 342f1ae32a1SGerd Hoffmann /* u32 dwDefaultClock; in kHZ (0x0fa0 is 4 MHz) */ 343f1ae32a1SGerd Hoffmann 0xa0, 0x0f, 0x00, 0x00, 344f1ae32a1SGerd Hoffmann /* u32 dwMaximumClock; */ 345f1ae32a1SGerd Hoffmann 0x00, 0x00, 0x01, 0x00, 346f1ae32a1SGerd Hoffmann 0x00, /* u8 bNumClockSupported; * 347f1ae32a1SGerd Hoffmann * 0 means just the default and max. */ 348f1ae32a1SGerd Hoffmann /* u32 dwDataRate ;bps. 9600 == 00002580h */ 349f1ae32a1SGerd Hoffmann 0x80, 0x25, 0x00, 0x00, 350f1ae32a1SGerd Hoffmann /* u32 dwMaxDataRate ; 11520 bps == 0001C200h */ 351f1ae32a1SGerd Hoffmann 0x00, 0xC2, 0x01, 0x00, 352f1ae32a1SGerd Hoffmann 0x00, /* u8 bNumDataRatesSupported; 00 means all rates between 353f1ae32a1SGerd Hoffmann * default and max */ 354f1ae32a1SGerd Hoffmann /* u32 dwMaxIFSD; * 355f1ae32a1SGerd Hoffmann * maximum IFSD supported by CCID for protocol * 356f1ae32a1SGerd Hoffmann * T=1 (Maximum seen from various cards) */ 357f1ae32a1SGerd Hoffmann 0xfe, 0x00, 0x00, 0x00, 358f1ae32a1SGerd Hoffmann /* u32 dwSyncProtocols; 1 - 2-wire, 2 - 3-wire, 4 - I2C */ 359f1ae32a1SGerd Hoffmann 0x00, 0x00, 0x00, 0x00, 360f1ae32a1SGerd Hoffmann /* u32 dwMechanical; 0 - no special characteristics. */ 361f1ae32a1SGerd Hoffmann 0x00, 0x00, 0x00, 0x00, 362f1ae32a1SGerd Hoffmann /* 363f1ae32a1SGerd Hoffmann * u32 dwFeatures; 364f1ae32a1SGerd Hoffmann * 0 - No special characteristics 365f1ae32a1SGerd Hoffmann * + 2 Automatic parameter configuration based on ATR data 366f1ae32a1SGerd Hoffmann * + 4 Automatic activation of ICC on inserting 367f1ae32a1SGerd Hoffmann * + 8 Automatic ICC voltage selection 368f1ae32a1SGerd Hoffmann * + 10 Automatic ICC clock frequency change 369f1ae32a1SGerd Hoffmann * + 20 Automatic baud rate change 370f1ae32a1SGerd Hoffmann * + 40 Automatic parameters negotiation made by the CCID 371f1ae32a1SGerd Hoffmann * + 80 automatic PPS made by the CCID 372f1ae32a1SGerd Hoffmann * 100 CCID can set ICC in clock stop mode 373f1ae32a1SGerd Hoffmann * 200 NAD value other then 00 accepted (T=1 protocol) 374f1ae32a1SGerd Hoffmann * + 400 Automatic IFSD exchange as first exchange (T=1) 375f1ae32a1SGerd Hoffmann * One of the following only: 376f1ae32a1SGerd Hoffmann * + 10000 TPDU level exchanges with CCID 377f1ae32a1SGerd Hoffmann * 20000 Short APDU level exchange with CCID 378f1ae32a1SGerd Hoffmann * 40000 Short and Extended APDU level exchange with CCID 379f1ae32a1SGerd Hoffmann * 380c5cd7c87SAlon Levy * 100000 USB Wake up signaling supported on card 381f1ae32a1SGerd Hoffmann * insertion and removal. Must set bit 5 in bmAttributes 382f1ae32a1SGerd Hoffmann * in Configuration descriptor if 100000 is set. 383f1ae32a1SGerd Hoffmann */ 384c5cd7c87SAlon Levy 0xfe, 0x04, 0x01, 0x00, 385f1ae32a1SGerd Hoffmann /* 386f1ae32a1SGerd Hoffmann * u32 dwMaxCCIDMessageLength; For extended APDU in 387f1ae32a1SGerd Hoffmann * [261 + 10 , 65544 + 10]. Otherwise the minimum is 388f1ae32a1SGerd Hoffmann * wMaxPacketSize of the Bulk-OUT endpoint 389f1ae32a1SGerd Hoffmann */ 390f1ae32a1SGerd Hoffmann 0x12, 0x00, 0x01, 0x00, 391f1ae32a1SGerd Hoffmann 0xFF, /* 392f1ae32a1SGerd Hoffmann * u8 bClassGetResponse; Significant only for CCID that 393f1ae32a1SGerd Hoffmann * offers an APDU level for exchanges. Indicates the 394f1ae32a1SGerd Hoffmann * default class value used by the CCID when it sends a 395f1ae32a1SGerd Hoffmann * Get Response command to perform the transportation of 396f1ae32a1SGerd Hoffmann * an APDU by T=0 protocol 397f1ae32a1SGerd Hoffmann * FFh indicates that the CCID echos the class of the APDU. 398f1ae32a1SGerd Hoffmann */ 399f1ae32a1SGerd Hoffmann 0xFF, /* 400f1ae32a1SGerd Hoffmann * u8 bClassEnvelope; EAPDU only. Envelope command for 401f1ae32a1SGerd Hoffmann * T=0 402f1ae32a1SGerd Hoffmann */ 403f1ae32a1SGerd Hoffmann 0x00, 0x00, /* 404f1ae32a1SGerd Hoffmann * u16 wLcdLayout; XXYY Number of lines (XX) and chars per 405f1ae32a1SGerd Hoffmann * line for LCD display used for PIN entry. 0000 - no LCD 406f1ae32a1SGerd Hoffmann */ 407f1ae32a1SGerd Hoffmann 0x01, /* 408f1ae32a1SGerd Hoffmann * u8 bPINSupport; 01h PIN Verification, 409f1ae32a1SGerd Hoffmann * 02h PIN Modification 410f1ae32a1SGerd Hoffmann */ 411f1ae32a1SGerd Hoffmann 0x01, /* u8 bMaxCCIDBusySlots; */ 412f1ae32a1SGerd Hoffmann }; 413f1ae32a1SGerd Hoffmann 414f1ae32a1SGerd Hoffmann enum { 415f1ae32a1SGerd Hoffmann STR_MANUFACTURER = 1, 416f1ae32a1SGerd Hoffmann STR_PRODUCT, 417f1ae32a1SGerd Hoffmann STR_SERIALNUMBER, 418f1ae32a1SGerd Hoffmann STR_INTERFACE, 419f1ae32a1SGerd Hoffmann }; 420f1ae32a1SGerd Hoffmann 421f1ae32a1SGerd Hoffmann static const USBDescStrings desc_strings = { 42293bfef4cSCrístian Viana [STR_MANUFACTURER] = "QEMU", 423f1ae32a1SGerd Hoffmann [STR_PRODUCT] = "QEMU USB CCID", 424f1ae32a1SGerd Hoffmann [STR_SERIALNUMBER] = "1", 425f1ae32a1SGerd Hoffmann [STR_INTERFACE] = "CCID Interface", 426f1ae32a1SGerd Hoffmann }; 427f1ae32a1SGerd Hoffmann 428f1ae32a1SGerd Hoffmann static const USBDescIface desc_iface0 = { 429f1ae32a1SGerd Hoffmann .bInterfaceNumber = 0, 430f1ae32a1SGerd Hoffmann .bNumEndpoints = 3, 431693e4773SAlon Levy .bInterfaceClass = USB_CLASS_CSCID, 432693e4773SAlon Levy .bInterfaceSubClass = USB_SUBCLASS_UNDEFINED, 433f1ae32a1SGerd Hoffmann .bInterfaceProtocol = 0x00, 434f1ae32a1SGerd Hoffmann .iInterface = STR_INTERFACE, 435f1ae32a1SGerd Hoffmann .ndesc = 1, 436f1ae32a1SGerd Hoffmann .descs = (USBDescOther[]) { 437f1ae32a1SGerd Hoffmann { 438f1ae32a1SGerd Hoffmann /* smartcard descriptor */ 439f1ae32a1SGerd Hoffmann .data = qemu_ccid_descriptor, 440f1ae32a1SGerd Hoffmann }, 441f1ae32a1SGerd Hoffmann }, 442f1ae32a1SGerd Hoffmann .eps = (USBDescEndpoint[]) { 443f1ae32a1SGerd Hoffmann { 444f1ae32a1SGerd Hoffmann .bEndpointAddress = USB_DIR_IN | CCID_INT_IN_EP, 445f1ae32a1SGerd Hoffmann .bmAttributes = USB_ENDPOINT_XFER_INT, 446f1ae32a1SGerd Hoffmann .bInterval = 255, 447f1ae32a1SGerd Hoffmann .wMaxPacketSize = 64, 448f1ae32a1SGerd Hoffmann },{ 449f1ae32a1SGerd Hoffmann .bEndpointAddress = USB_DIR_IN | CCID_BULK_IN_EP, 450f1ae32a1SGerd Hoffmann .bmAttributes = USB_ENDPOINT_XFER_BULK, 451f1ae32a1SGerd Hoffmann .wMaxPacketSize = 64, 452f1ae32a1SGerd Hoffmann },{ 453f1ae32a1SGerd Hoffmann .bEndpointAddress = USB_DIR_OUT | CCID_BULK_OUT_EP, 454f1ae32a1SGerd Hoffmann .bmAttributes = USB_ENDPOINT_XFER_BULK, 455f1ae32a1SGerd Hoffmann .wMaxPacketSize = 64, 456f1ae32a1SGerd Hoffmann }, 457f1ae32a1SGerd Hoffmann } 458f1ae32a1SGerd Hoffmann }; 459f1ae32a1SGerd Hoffmann 460f1ae32a1SGerd Hoffmann static const USBDescDevice desc_device = { 461f1ae32a1SGerd Hoffmann .bcdUSB = 0x0110, 462f1ae32a1SGerd Hoffmann .bMaxPacketSize0 = 64, 463f1ae32a1SGerd Hoffmann .bNumConfigurations = 1, 464f1ae32a1SGerd Hoffmann .confs = (USBDescConfig[]) { 465f1ae32a1SGerd Hoffmann { 466f1ae32a1SGerd Hoffmann .bNumInterfaces = 1, 467f1ae32a1SGerd Hoffmann .bConfigurationValue = 1, 468bd93976aSPantelis Koukousoulas .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_SELFPOWER | 469bd93976aSPantelis Koukousoulas USB_CFG_ATT_WAKEUP, 470f1ae32a1SGerd Hoffmann .bMaxPower = 50, 471f1ae32a1SGerd Hoffmann .nif = 1, 472f1ae32a1SGerd Hoffmann .ifs = &desc_iface0, 473f1ae32a1SGerd Hoffmann }, 474f1ae32a1SGerd Hoffmann }, 475f1ae32a1SGerd Hoffmann }; 476f1ae32a1SGerd Hoffmann 477f1ae32a1SGerd Hoffmann static const USBDesc desc_ccid = { 478f1ae32a1SGerd Hoffmann .id = { 479f1ae32a1SGerd Hoffmann .idVendor = CCID_VENDOR_ID, 480f1ae32a1SGerd Hoffmann .idProduct = CCID_PRODUCT_ID, 481f1ae32a1SGerd Hoffmann .bcdDevice = CCID_DEVICE_VERSION, 482f1ae32a1SGerd Hoffmann .iManufacturer = STR_MANUFACTURER, 483f1ae32a1SGerd Hoffmann .iProduct = STR_PRODUCT, 484f1ae32a1SGerd Hoffmann .iSerialNumber = STR_SERIALNUMBER, 485f1ae32a1SGerd Hoffmann }, 486f1ae32a1SGerd Hoffmann .full = &desc_device, 487f1ae32a1SGerd Hoffmann .str = desc_strings, 488f1ae32a1SGerd Hoffmann }; 489f1ae32a1SGerd Hoffmann 490f1ae32a1SGerd Hoffmann static const uint8_t *ccid_card_get_atr(CCIDCardState *card, uint32_t *len) 491f1ae32a1SGerd Hoffmann { 492f1ae32a1SGerd Hoffmann CCIDCardClass *cc = CCID_CARD_GET_CLASS(card); 4934543d43cSAlon Levy 494f1ae32a1SGerd Hoffmann if (cc->get_atr) { 495f1ae32a1SGerd Hoffmann return cc->get_atr(card, len); 496f1ae32a1SGerd Hoffmann } 497f1ae32a1SGerd Hoffmann return NULL; 498f1ae32a1SGerd Hoffmann } 499f1ae32a1SGerd Hoffmann 500f1ae32a1SGerd Hoffmann static void ccid_card_apdu_from_guest(CCIDCardState *card, 501f1ae32a1SGerd Hoffmann const uint8_t *apdu, 502f1ae32a1SGerd Hoffmann uint32_t len) 503f1ae32a1SGerd Hoffmann { 504f1ae32a1SGerd Hoffmann CCIDCardClass *cc = CCID_CARD_GET_CLASS(card); 5054543d43cSAlon Levy 506f1ae32a1SGerd Hoffmann if (cc->apdu_from_guest) { 507f1ae32a1SGerd Hoffmann cc->apdu_from_guest(card, apdu, len); 508f1ae32a1SGerd Hoffmann } 509f1ae32a1SGerd Hoffmann } 510f1ae32a1SGerd Hoffmann 51173f7fd88SAkanksha Srivastava static void ccid_card_exitfn(CCIDCardState *card) 512f1ae32a1SGerd Hoffmann { 513f1ae32a1SGerd Hoffmann CCIDCardClass *cc = CCID_CARD_GET_CLASS(card); 5144543d43cSAlon Levy 515f1ae32a1SGerd Hoffmann if (cc->exitfn) { 51673f7fd88SAkanksha Srivastava cc->exitfn(card); 517f1ae32a1SGerd Hoffmann } 51873f7fd88SAkanksha Srivastava 519f1ae32a1SGerd Hoffmann } 520f1ae32a1SGerd Hoffmann 521f1ae32a1SGerd Hoffmann static int ccid_card_initfn(CCIDCardState *card) 522f1ae32a1SGerd Hoffmann { 523f1ae32a1SGerd Hoffmann CCIDCardClass *cc = CCID_CARD_GET_CLASS(card); 5244543d43cSAlon Levy 525f1ae32a1SGerd Hoffmann if (cc->initfn) { 526f1ae32a1SGerd Hoffmann return cc->initfn(card); 527f1ae32a1SGerd Hoffmann } 528f1ae32a1SGerd Hoffmann return 0; 529f1ae32a1SGerd Hoffmann } 530f1ae32a1SGerd Hoffmann 531f1ae32a1SGerd Hoffmann static bool ccid_has_pending_answers(USBCCIDState *s) 532f1ae32a1SGerd Hoffmann { 533f1ae32a1SGerd Hoffmann return s->pending_answers_num > 0; 534f1ae32a1SGerd Hoffmann } 535f1ae32a1SGerd Hoffmann 536f1ae32a1SGerd Hoffmann static void ccid_clear_pending_answers(USBCCIDState *s) 537f1ae32a1SGerd Hoffmann { 538f1ae32a1SGerd Hoffmann s->pending_answers_num = 0; 539f1ae32a1SGerd Hoffmann s->pending_answers_start = 0; 540f1ae32a1SGerd Hoffmann s->pending_answers_end = 0; 541f1ae32a1SGerd Hoffmann } 542f1ae32a1SGerd Hoffmann 543f1ae32a1SGerd Hoffmann static void ccid_print_pending_answers(USBCCIDState *s) 544f1ae32a1SGerd Hoffmann { 545f1ae32a1SGerd Hoffmann Answer *answer; 546f1ae32a1SGerd Hoffmann int i, count; 547f1ae32a1SGerd Hoffmann 548f1ae32a1SGerd Hoffmann DPRINTF(s, D_VERBOSE, "usb-ccid: pending answers:"); 549f1ae32a1SGerd Hoffmann if (!ccid_has_pending_answers(s)) { 550f1ae32a1SGerd Hoffmann DPRINTF(s, D_VERBOSE, " empty\n"); 551f1ae32a1SGerd Hoffmann return; 552f1ae32a1SGerd Hoffmann } 553f1ae32a1SGerd Hoffmann for (i = s->pending_answers_start, count = s->pending_answers_num ; 554f1ae32a1SGerd Hoffmann count > 0; count--, i++) { 555f1ae32a1SGerd Hoffmann answer = &s->pending_answers[i % PENDING_ANSWERS_NUM]; 556f1ae32a1SGerd Hoffmann if (count == 1) { 557f1ae32a1SGerd Hoffmann DPRINTF(s, D_VERBOSE, "%d:%d\n", answer->slot, answer->seq); 558f1ae32a1SGerd Hoffmann } else { 559f1ae32a1SGerd Hoffmann DPRINTF(s, D_VERBOSE, "%d:%d,", answer->slot, answer->seq); 560f1ae32a1SGerd Hoffmann } 561f1ae32a1SGerd Hoffmann } 562f1ae32a1SGerd Hoffmann } 563f1ae32a1SGerd Hoffmann 564f1ae32a1SGerd Hoffmann static void ccid_add_pending_answer(USBCCIDState *s, CCID_Header *hdr) 565f1ae32a1SGerd Hoffmann { 566f1ae32a1SGerd Hoffmann Answer *answer; 567f1ae32a1SGerd Hoffmann 568f1ae32a1SGerd Hoffmann assert(s->pending_answers_num < PENDING_ANSWERS_NUM); 569f1ae32a1SGerd Hoffmann s->pending_answers_num++; 570f1ae32a1SGerd Hoffmann answer = 571f1ae32a1SGerd Hoffmann &s->pending_answers[(s->pending_answers_end++) % PENDING_ANSWERS_NUM]; 572f1ae32a1SGerd Hoffmann answer->slot = hdr->bSlot; 573f1ae32a1SGerd Hoffmann answer->seq = hdr->bSeq; 574f1ae32a1SGerd Hoffmann ccid_print_pending_answers(s); 575f1ae32a1SGerd Hoffmann } 576f1ae32a1SGerd Hoffmann 577f1ae32a1SGerd Hoffmann static void ccid_remove_pending_answer(USBCCIDState *s, 578f1ae32a1SGerd Hoffmann uint8_t *slot, uint8_t *seq) 579f1ae32a1SGerd Hoffmann { 580f1ae32a1SGerd Hoffmann Answer *answer; 581f1ae32a1SGerd Hoffmann 582f1ae32a1SGerd Hoffmann assert(s->pending_answers_num > 0); 583f1ae32a1SGerd Hoffmann s->pending_answers_num--; 584f1ae32a1SGerd Hoffmann answer = 585f1ae32a1SGerd Hoffmann &s->pending_answers[(s->pending_answers_start++) % PENDING_ANSWERS_NUM]; 586f1ae32a1SGerd Hoffmann *slot = answer->slot; 587f1ae32a1SGerd Hoffmann *seq = answer->seq; 588f1ae32a1SGerd Hoffmann ccid_print_pending_answers(s); 589f1ae32a1SGerd Hoffmann } 590f1ae32a1SGerd Hoffmann 591f1ae32a1SGerd Hoffmann static void ccid_bulk_in_clear(USBCCIDState *s) 592f1ae32a1SGerd Hoffmann { 593f1ae32a1SGerd Hoffmann s->bulk_in_pending_start = 0; 594f1ae32a1SGerd Hoffmann s->bulk_in_pending_end = 0; 595f1ae32a1SGerd Hoffmann s->bulk_in_pending_num = 0; 596f1ae32a1SGerd Hoffmann } 597f1ae32a1SGerd Hoffmann 598f1ae32a1SGerd Hoffmann static void ccid_bulk_in_release(USBCCIDState *s) 599f1ae32a1SGerd Hoffmann { 600f1ae32a1SGerd Hoffmann assert(s->current_bulk_in != NULL); 601f1ae32a1SGerd Hoffmann s->current_bulk_in->pos = 0; 602f1ae32a1SGerd Hoffmann s->current_bulk_in = NULL; 603f1ae32a1SGerd Hoffmann } 604f1ae32a1SGerd Hoffmann 605f1ae32a1SGerd Hoffmann static void ccid_bulk_in_get(USBCCIDState *s) 606f1ae32a1SGerd Hoffmann { 607f1ae32a1SGerd Hoffmann if (s->current_bulk_in != NULL || s->bulk_in_pending_num == 0) { 608f1ae32a1SGerd Hoffmann return; 609f1ae32a1SGerd Hoffmann } 610f1ae32a1SGerd Hoffmann assert(s->bulk_in_pending_num > 0); 611f1ae32a1SGerd Hoffmann s->bulk_in_pending_num--; 612f1ae32a1SGerd Hoffmann s->current_bulk_in = 613f1ae32a1SGerd Hoffmann &s->bulk_in_pending[(s->bulk_in_pending_start++) % BULK_IN_PENDING_NUM]; 614f1ae32a1SGerd Hoffmann } 615f1ae32a1SGerd Hoffmann 616f1ae32a1SGerd Hoffmann static void *ccid_reserve_recv_buf(USBCCIDState *s, uint16_t len) 617f1ae32a1SGerd Hoffmann { 618f1ae32a1SGerd Hoffmann BulkIn *bulk_in; 619f1ae32a1SGerd Hoffmann 620f1ae32a1SGerd Hoffmann DPRINTF(s, D_VERBOSE, "%s: QUEUE: reserve %d bytes\n", __func__, len); 621f1ae32a1SGerd Hoffmann 622f1ae32a1SGerd Hoffmann /* look for an existing element */ 623f1ae32a1SGerd Hoffmann if (len > BULK_IN_BUF_SIZE) { 624f1ae32a1SGerd Hoffmann DPRINTF(s, D_WARN, "usb-ccid.c: %s: len larger then max (%d>%d). " 625f1ae32a1SGerd Hoffmann "discarding message.\n", 626f1ae32a1SGerd Hoffmann __func__, len, BULK_IN_BUF_SIZE); 627f1ae32a1SGerd Hoffmann return NULL; 628f1ae32a1SGerd Hoffmann } 629f1ae32a1SGerd Hoffmann if (s->bulk_in_pending_num >= BULK_IN_PENDING_NUM) { 630f1ae32a1SGerd Hoffmann DPRINTF(s, D_WARN, "usb-ccid.c: %s: No free bulk_in buffers. " 631f1ae32a1SGerd Hoffmann "discarding message.\n", __func__); 632f1ae32a1SGerd Hoffmann return NULL; 633f1ae32a1SGerd Hoffmann } 634f1ae32a1SGerd Hoffmann bulk_in = 635f1ae32a1SGerd Hoffmann &s->bulk_in_pending[(s->bulk_in_pending_end++) % BULK_IN_PENDING_NUM]; 636f1ae32a1SGerd Hoffmann s->bulk_in_pending_num++; 637f1ae32a1SGerd Hoffmann bulk_in->len = len; 638f1ae32a1SGerd Hoffmann return bulk_in->data; 639f1ae32a1SGerd Hoffmann } 640f1ae32a1SGerd Hoffmann 641f1ae32a1SGerd Hoffmann static void ccid_reset(USBCCIDState *s) 642f1ae32a1SGerd Hoffmann { 643f1ae32a1SGerd Hoffmann ccid_bulk_in_clear(s); 644f1ae32a1SGerd Hoffmann ccid_clear_pending_answers(s); 645f1ae32a1SGerd Hoffmann } 646f1ae32a1SGerd Hoffmann 647f1ae32a1SGerd Hoffmann static void ccid_detach(USBCCIDState *s) 648f1ae32a1SGerd Hoffmann { 649f1ae32a1SGerd Hoffmann ccid_reset(s); 650f1ae32a1SGerd Hoffmann } 651f1ae32a1SGerd Hoffmann 652f1ae32a1SGerd Hoffmann static void ccid_handle_reset(USBDevice *dev) 653f1ae32a1SGerd Hoffmann { 65461b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 655f1ae32a1SGerd Hoffmann 656f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "Reset\n"); 657f1ae32a1SGerd Hoffmann 658f1ae32a1SGerd Hoffmann ccid_reset(s); 659f1ae32a1SGerd Hoffmann } 660f1ae32a1SGerd Hoffmann 6617e1ac5abSAlon Levy static const char *ccid_control_to_str(USBCCIDState *s, int request) 6627e1ac5abSAlon Levy { 6637e1ac5abSAlon Levy switch (request) { 6647e1ac5abSAlon Levy /* generic - should be factored out if there are other debugees */ 6657e1ac5abSAlon Levy case DeviceOutRequest | USB_REQ_SET_ADDRESS: 6667e1ac5abSAlon Levy return "(generic) set address"; 6677e1ac5abSAlon Levy case DeviceRequest | USB_REQ_GET_DESCRIPTOR: 6687e1ac5abSAlon Levy return "(generic) get descriptor"; 6697e1ac5abSAlon Levy case DeviceRequest | USB_REQ_GET_CONFIGURATION: 6707e1ac5abSAlon Levy return "(generic) get configuration"; 6717e1ac5abSAlon Levy case DeviceOutRequest | USB_REQ_SET_CONFIGURATION: 6727e1ac5abSAlon Levy return "(generic) set configuration"; 6737e1ac5abSAlon Levy case DeviceRequest | USB_REQ_GET_STATUS: 6747e1ac5abSAlon Levy return "(generic) get status"; 6757e1ac5abSAlon Levy case DeviceOutRequest | USB_REQ_CLEAR_FEATURE: 6767e1ac5abSAlon Levy return "(generic) clear feature"; 6777e1ac5abSAlon Levy case DeviceOutRequest | USB_REQ_SET_FEATURE: 6787e1ac5abSAlon Levy return "(generic) set_feature"; 6797e1ac5abSAlon Levy case InterfaceRequest | USB_REQ_GET_INTERFACE: 6807e1ac5abSAlon Levy return "(generic) get interface"; 6817e1ac5abSAlon Levy case InterfaceOutRequest | USB_REQ_SET_INTERFACE: 6827e1ac5abSAlon Levy return "(generic) set interface"; 6837e1ac5abSAlon Levy /* class requests */ 6847e1ac5abSAlon Levy case ClassInterfaceOutRequest | CCID_CONTROL_ABORT: 6857e1ac5abSAlon Levy return "ABORT"; 6867e1ac5abSAlon Levy case ClassInterfaceRequest | CCID_CONTROL_GET_CLOCK_FREQUENCIES: 6877e1ac5abSAlon Levy return "GET_CLOCK_FREQUENCIES"; 6887e1ac5abSAlon Levy case ClassInterfaceRequest | CCID_CONTROL_GET_DATA_RATES: 6897e1ac5abSAlon Levy return "GET_DATA_RATES"; 6907e1ac5abSAlon Levy } 6917e1ac5abSAlon Levy return "unknown"; 6927e1ac5abSAlon Levy } 6937e1ac5abSAlon Levy 6949a77a0f5SHans de Goede static void ccid_handle_control(USBDevice *dev, USBPacket *p, int request, 695f1ae32a1SGerd Hoffmann int value, int index, int length, uint8_t *data) 696f1ae32a1SGerd Hoffmann { 69761b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 6989a77a0f5SHans de Goede int ret; 699f1ae32a1SGerd Hoffmann 7007e1ac5abSAlon Levy DPRINTF(s, 1, "%s: got control %s (%x), value %x\n", __func__, 7017e1ac5abSAlon Levy ccid_control_to_str(s, request), request, value); 702f1ae32a1SGerd Hoffmann ret = usb_desc_handle_control(dev, p, request, value, index, length, data); 703f1ae32a1SGerd Hoffmann if (ret >= 0) { 7049a77a0f5SHans de Goede return; 705f1ae32a1SGerd Hoffmann } 706f1ae32a1SGerd Hoffmann 707f1ae32a1SGerd Hoffmann switch (request) { 708f1ae32a1SGerd Hoffmann /* Class specific requests. */ 709693e4773SAlon Levy case ClassInterfaceOutRequest | CCID_CONTROL_ABORT: 710f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "ccid_control abort UNIMPLEMENTED\n"); 7119a77a0f5SHans de Goede p->status = USB_RET_STALL; 712f1ae32a1SGerd Hoffmann break; 713693e4773SAlon Levy case ClassInterfaceRequest | CCID_CONTROL_GET_CLOCK_FREQUENCIES: 714f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "ccid_control get clock frequencies UNIMPLEMENTED\n"); 7159a77a0f5SHans de Goede p->status = USB_RET_STALL; 716f1ae32a1SGerd Hoffmann break; 717693e4773SAlon Levy case ClassInterfaceRequest | CCID_CONTROL_GET_DATA_RATES: 718f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "ccid_control get data rates UNIMPLEMENTED\n"); 7199a77a0f5SHans de Goede p->status = USB_RET_STALL; 720f1ae32a1SGerd Hoffmann break; 721f1ae32a1SGerd Hoffmann default: 722f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "got unsupported/bogus control %x, value %x\n", 723f1ae32a1SGerd Hoffmann request, value); 7249a77a0f5SHans de Goede p->status = USB_RET_STALL; 725f1ae32a1SGerd Hoffmann break; 726f1ae32a1SGerd Hoffmann } 727f1ae32a1SGerd Hoffmann } 728f1ae32a1SGerd Hoffmann 729f1ae32a1SGerd Hoffmann static bool ccid_card_inserted(USBCCIDState *s) 730f1ae32a1SGerd Hoffmann { 731f1ae32a1SGerd Hoffmann return s->bmSlotICCState & SLOT_0_STATE_MASK; 732f1ae32a1SGerd Hoffmann } 733f1ae32a1SGerd Hoffmann 734f1ae32a1SGerd Hoffmann static uint8_t ccid_card_status(USBCCIDState *s) 735f1ae32a1SGerd Hoffmann { 736f1ae32a1SGerd Hoffmann return ccid_card_inserted(s) 737f1ae32a1SGerd Hoffmann ? (s->powered ? 738f1ae32a1SGerd Hoffmann ICC_STATUS_PRESENT_ACTIVE 739f1ae32a1SGerd Hoffmann : ICC_STATUS_PRESENT_INACTIVE 740f1ae32a1SGerd Hoffmann ) 741f1ae32a1SGerd Hoffmann : ICC_STATUS_NOT_PRESENT; 742f1ae32a1SGerd Hoffmann } 743f1ae32a1SGerd Hoffmann 744f1ae32a1SGerd Hoffmann static uint8_t ccid_calc_status(USBCCIDState *s) 745f1ae32a1SGerd Hoffmann { 746f1ae32a1SGerd Hoffmann /* 747f1ae32a1SGerd Hoffmann * page 55, 6.2.6, calculation of bStatus from bmICCStatus and 748f1ae32a1SGerd Hoffmann * bmCommandStatus 749f1ae32a1SGerd Hoffmann */ 750f1ae32a1SGerd Hoffmann uint8_t ret = ccid_card_status(s) | (s->bmCommandStatus << 6); 7517e1ac5abSAlon Levy DPRINTF(s, D_VERBOSE, "%s: status = %d\n", __func__, ret); 752f1ae32a1SGerd Hoffmann return ret; 753f1ae32a1SGerd Hoffmann } 754f1ae32a1SGerd Hoffmann 755f1ae32a1SGerd Hoffmann static void ccid_reset_error_status(USBCCIDState *s) 756f1ae32a1SGerd Hoffmann { 757f1ae32a1SGerd Hoffmann s->bError = ERROR_CMD_NOT_SUPPORTED; 758f1ae32a1SGerd Hoffmann s->bmCommandStatus = COMMAND_STATUS_NO_ERROR; 759f1ae32a1SGerd Hoffmann } 760f1ae32a1SGerd Hoffmann 761f1ae32a1SGerd Hoffmann static void ccid_write_slot_status(USBCCIDState *s, CCID_Header *recv) 762f1ae32a1SGerd Hoffmann { 763f1ae32a1SGerd Hoffmann CCID_SlotStatus *h = ccid_reserve_recv_buf(s, sizeof(CCID_SlotStatus)); 764f1ae32a1SGerd Hoffmann if (h == NULL) { 765f1ae32a1SGerd Hoffmann return; 766f1ae32a1SGerd Hoffmann } 767f1ae32a1SGerd Hoffmann h->b.hdr.bMessageType = CCID_MESSAGE_TYPE_RDR_to_PC_SlotStatus; 768f1ae32a1SGerd Hoffmann h->b.hdr.dwLength = 0; 769f1ae32a1SGerd Hoffmann h->b.hdr.bSlot = recv->bSlot; 770f1ae32a1SGerd Hoffmann h->b.hdr.bSeq = recv->bSeq; 771f1ae32a1SGerd Hoffmann h->b.bStatus = ccid_calc_status(s); 772f1ae32a1SGerd Hoffmann h->b.bError = s->bError; 773f1ae32a1SGerd Hoffmann h->bClockStatus = CLOCK_STATUS_RUNNING; 774f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 77586d7e214SGerd Hoffmann usb_wakeup(s->bulk, 0); 776f1ae32a1SGerd Hoffmann } 777f1ae32a1SGerd Hoffmann 778f1ae32a1SGerd Hoffmann static void ccid_write_parameters(USBCCIDState *s, CCID_Header *recv) 779f1ae32a1SGerd Hoffmann { 780f1ae32a1SGerd Hoffmann CCID_Parameter *h; 781f1ae32a1SGerd Hoffmann uint32_t len = s->ulProtocolDataStructureSize; 782f1ae32a1SGerd Hoffmann 783f1ae32a1SGerd Hoffmann h = ccid_reserve_recv_buf(s, sizeof(CCID_Parameter) + len); 784f1ae32a1SGerd Hoffmann if (h == NULL) { 785f1ae32a1SGerd Hoffmann return; 786f1ae32a1SGerd Hoffmann } 787f1ae32a1SGerd Hoffmann h->b.hdr.bMessageType = CCID_MESSAGE_TYPE_RDR_to_PC_Parameters; 788f1ae32a1SGerd Hoffmann h->b.hdr.dwLength = 0; 789f1ae32a1SGerd Hoffmann h->b.hdr.bSlot = recv->bSlot; 790f1ae32a1SGerd Hoffmann h->b.hdr.bSeq = recv->bSeq; 791f1ae32a1SGerd Hoffmann h->b.bStatus = ccid_calc_status(s); 792f1ae32a1SGerd Hoffmann h->b.bError = s->bError; 793f1ae32a1SGerd Hoffmann h->bProtocolNum = s->bProtocolNum; 7944942d6c3SAlon Levy h->abProtocolDataStructure = s->abProtocolDataStructure; 795f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 79686d7e214SGerd Hoffmann usb_wakeup(s->bulk, 0); 797f1ae32a1SGerd Hoffmann } 798f1ae32a1SGerd Hoffmann 799f1ae32a1SGerd Hoffmann static void ccid_write_data_block(USBCCIDState *s, uint8_t slot, uint8_t seq, 800f1ae32a1SGerd Hoffmann const uint8_t *data, uint32_t len) 801f1ae32a1SGerd Hoffmann { 802f1ae32a1SGerd Hoffmann CCID_DataBlock *p = ccid_reserve_recv_buf(s, sizeof(*p) + len); 803f1ae32a1SGerd Hoffmann 804f1ae32a1SGerd Hoffmann if (p == NULL) { 805f1ae32a1SGerd Hoffmann return; 806f1ae32a1SGerd Hoffmann } 807f1ae32a1SGerd Hoffmann p->b.hdr.bMessageType = CCID_MESSAGE_TYPE_RDR_to_PC_DataBlock; 808f1ae32a1SGerd Hoffmann p->b.hdr.dwLength = cpu_to_le32(len); 809f1ae32a1SGerd Hoffmann p->b.hdr.bSlot = slot; 810f1ae32a1SGerd Hoffmann p->b.hdr.bSeq = seq; 811f1ae32a1SGerd Hoffmann p->b.bStatus = ccid_calc_status(s); 812f1ae32a1SGerd Hoffmann p->b.bError = s->bError; 813f1ae32a1SGerd Hoffmann if (p->b.bError) { 8147e1ac5abSAlon Levy DPRINTF(s, D_VERBOSE, "error %d\n", p->b.bError); 815f1ae32a1SGerd Hoffmann } 816f1ae32a1SGerd Hoffmann memcpy(p->abData, data, len); 817f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 81886d7e214SGerd Hoffmann usb_wakeup(s->bulk, 0); 819f1ae32a1SGerd Hoffmann } 820f1ae32a1SGerd Hoffmann 82147bf53afSAlon Levy static void ccid_report_error_failed(USBCCIDState *s, uint8_t error) 82247bf53afSAlon Levy { 82347bf53afSAlon Levy s->bmCommandStatus = COMMAND_STATUS_FAILED; 82447bf53afSAlon Levy s->bError = error; 82547bf53afSAlon Levy } 82647bf53afSAlon Levy 827f1ae32a1SGerd Hoffmann static void ccid_write_data_block_answer(USBCCIDState *s, 828f1ae32a1SGerd Hoffmann const uint8_t *data, uint32_t len) 829f1ae32a1SGerd Hoffmann { 830f1ae32a1SGerd Hoffmann uint8_t seq; 831f1ae32a1SGerd Hoffmann uint8_t slot; 832f1ae32a1SGerd Hoffmann 833f1ae32a1SGerd Hoffmann if (!ccid_has_pending_answers(s)) { 83447bf53afSAlon Levy DPRINTF(s, D_WARN, "error: no pending answer to return to guest\n"); 83547bf53afSAlon Levy ccid_report_error_failed(s, ERROR_ICC_MUTE); 83647bf53afSAlon Levy return; 837f1ae32a1SGerd Hoffmann } 838f1ae32a1SGerd Hoffmann ccid_remove_pending_answer(s, &slot, &seq); 839f1ae32a1SGerd Hoffmann ccid_write_data_block(s, slot, seq, data, len); 840f1ae32a1SGerd Hoffmann } 841f1ae32a1SGerd Hoffmann 8422f8f916bSAlon Levy static uint8_t atr_get_protocol_num(const uint8_t *atr, uint32_t len) 8432f8f916bSAlon Levy { 8442f8f916bSAlon Levy int i; 8452f8f916bSAlon Levy 8462f8f916bSAlon Levy if (len < 2 || !(atr[1] & 0x80)) { 8472f8f916bSAlon Levy /* too short or TD1 not included */ 8482f8f916bSAlon Levy return 0; /* T=0, default */ 8492f8f916bSAlon Levy } 8502f8f916bSAlon Levy i = 1 + !!(atr[1] & 0x10) + !!(atr[1] & 0x20) + !!(atr[1] & 0x40); 8512f8f916bSAlon Levy i += !!(atr[1] & 0x80); 8522f8f916bSAlon Levy return atr[i] & 0x0f; 8532f8f916bSAlon Levy } 8542f8f916bSAlon Levy 855f1ae32a1SGerd Hoffmann static void ccid_write_data_block_atr(USBCCIDState *s, CCID_Header *recv) 856f1ae32a1SGerd Hoffmann { 857f1ae32a1SGerd Hoffmann const uint8_t *atr = NULL; 858f1ae32a1SGerd Hoffmann uint32_t len = 0; 8592f8f916bSAlon Levy uint8_t atr_protocol_num; 8602f8f916bSAlon Levy CCID_T0ProtocolDataStructure *t0 = &s->abProtocolDataStructure.t0; 8612f8f916bSAlon Levy CCID_T1ProtocolDataStructure *t1 = &s->abProtocolDataStructure.t1; 862f1ae32a1SGerd Hoffmann 863f1ae32a1SGerd Hoffmann if (s->card) { 864f1ae32a1SGerd Hoffmann atr = ccid_card_get_atr(s->card, &len); 865f1ae32a1SGerd Hoffmann } 8662f8f916bSAlon Levy atr_protocol_num = atr_get_protocol_num(atr, len); 8672f8f916bSAlon Levy DPRINTF(s, D_VERBOSE, "%s: atr contains protocol=%d\n", __func__, 8682f8f916bSAlon Levy atr_protocol_num); 8692f8f916bSAlon Levy /* set parameters from ATR - see spec page 109 */ 8702f8f916bSAlon Levy s->bProtocolNum = (atr_protocol_num <= 1 ? atr_protocol_num 8712f8f916bSAlon Levy : s->bProtocolNum); 8722f8f916bSAlon Levy switch (atr_protocol_num) { 8732f8f916bSAlon Levy case 0: 8742f8f916bSAlon Levy /* TODO: unimplemented ATR T0 parameters */ 8752f8f916bSAlon Levy t0->bmFindexDindex = 0; 8762f8f916bSAlon Levy t0->bmTCCKST0 = 0; 8772f8f916bSAlon Levy t0->bGuardTimeT0 = 0; 8782f8f916bSAlon Levy t0->bWaitingIntegerT0 = 0; 8792f8f916bSAlon Levy t0->bClockStop = 0; 8802f8f916bSAlon Levy break; 8812f8f916bSAlon Levy case 1: 8822f8f916bSAlon Levy /* TODO: unimplemented ATR T1 parameters */ 8832f8f916bSAlon Levy t1->bmFindexDindex = 0; 8842f8f916bSAlon Levy t1->bmTCCKST1 = 0; 8852f8f916bSAlon Levy t1->bGuardTimeT1 = 0; 8862f8f916bSAlon Levy t1->bWaitingIntegerT1 = 0; 8872f8f916bSAlon Levy t1->bClockStop = 0; 8882f8f916bSAlon Levy t1->bIFSC = 0; 8892f8f916bSAlon Levy t1->bNadValue = 0; 8902f8f916bSAlon Levy break; 8912f8f916bSAlon Levy default: 8922f8f916bSAlon Levy DPRINTF(s, D_WARN, "%s: error: unsupported ATR protocol %d\n", 8932f8f916bSAlon Levy __func__, atr_protocol_num); 8942f8f916bSAlon Levy } 895f1ae32a1SGerd Hoffmann ccid_write_data_block(s, recv->bSlot, recv->bSeq, atr, len); 896f1ae32a1SGerd Hoffmann } 897f1ae32a1SGerd Hoffmann 898f1ae32a1SGerd Hoffmann static void ccid_set_parameters(USBCCIDState *s, CCID_Header *recv) 899f1ae32a1SGerd Hoffmann { 900f1ae32a1SGerd Hoffmann CCID_SetParameters *ph = (CCID_SetParameters *) recv; 9014942d6c3SAlon Levy uint32_t protocol_num = ph->bProtocolNum & 3; 9024942d6c3SAlon Levy 9034942d6c3SAlon Levy if (protocol_num != 0 && protocol_num != 1) { 9044942d6c3SAlon Levy ccid_report_error_failed(s, ERROR_CMD_NOT_SUPPORTED); 905f1ae32a1SGerd Hoffmann return; 906f1ae32a1SGerd Hoffmann } 9074942d6c3SAlon Levy s->bProtocolNum = protocol_num; 9084942d6c3SAlon Levy s->abProtocolDataStructure = ph->abProtocolDataStructure; 909f1ae32a1SGerd Hoffmann } 910f1ae32a1SGerd Hoffmann 911f1ae32a1SGerd Hoffmann /* 912f1ae32a1SGerd Hoffmann * must be 5 bytes for T=0, 7 bytes for T=1 913f1ae32a1SGerd Hoffmann * See page 52 914f1ae32a1SGerd Hoffmann */ 9154942d6c3SAlon Levy static const CCID_ProtocolDataStructure defaultProtocolDataStructure = { 9164942d6c3SAlon Levy .t1 = { 9174942d6c3SAlon Levy .bmFindexDindex = 0x77, 9184942d6c3SAlon Levy .bmTCCKST1 = 0x00, 9194942d6c3SAlon Levy .bGuardTimeT1 = 0x00, 9204942d6c3SAlon Levy .bWaitingIntegerT1 = 0x00, 9214942d6c3SAlon Levy .bClockStop = 0x00, 9224942d6c3SAlon Levy .bIFSC = 0xfe, 9234942d6c3SAlon Levy .bNadValue = 0x00, 9244942d6c3SAlon Levy } 9254942d6c3SAlon Levy }; 926f1ae32a1SGerd Hoffmann 927f1ae32a1SGerd Hoffmann static void ccid_reset_parameters(USBCCIDState *s) 928f1ae32a1SGerd Hoffmann { 929d7d218efSAlon Levy s->bProtocolNum = 0; /* T=0 */ 9304942d6c3SAlon Levy s->abProtocolDataStructure = defaultProtocolDataStructure; 931f1ae32a1SGerd Hoffmann } 932f1ae32a1SGerd Hoffmann 933f1ae32a1SGerd Hoffmann /* NOTE: only a single slot is supported (SLOT_0) */ 934f1ae32a1SGerd Hoffmann static void ccid_on_slot_change(USBCCIDState *s, bool full) 935f1ae32a1SGerd Hoffmann { 936f1ae32a1SGerd Hoffmann /* RDR_to_PC_NotifySlotChange, 6.3.1 page 56 */ 937f1ae32a1SGerd Hoffmann uint8_t current = s->bmSlotICCState; 938f1ae32a1SGerd Hoffmann if (full) { 939f1ae32a1SGerd Hoffmann s->bmSlotICCState |= SLOT_0_STATE_MASK; 940f1ae32a1SGerd Hoffmann } else { 941f1ae32a1SGerd Hoffmann s->bmSlotICCState &= ~SLOT_0_STATE_MASK; 942f1ae32a1SGerd Hoffmann } 943f1ae32a1SGerd Hoffmann if (current != s->bmSlotICCState) { 944f1ae32a1SGerd Hoffmann s->bmSlotICCState |= SLOT_0_CHANGED_MASK; 945f1ae32a1SGerd Hoffmann } 946f1ae32a1SGerd Hoffmann s->notify_slot_change = true; 9478550a02dSGerd Hoffmann usb_wakeup(s->intr, 0); 948f1ae32a1SGerd Hoffmann } 949f1ae32a1SGerd Hoffmann 950f1ae32a1SGerd Hoffmann static void ccid_write_data_block_error( 951f1ae32a1SGerd Hoffmann USBCCIDState *s, uint8_t slot, uint8_t seq) 952f1ae32a1SGerd Hoffmann { 953f1ae32a1SGerd Hoffmann ccid_write_data_block(s, slot, seq, NULL, 0); 954f1ae32a1SGerd Hoffmann } 955f1ae32a1SGerd Hoffmann 956f1ae32a1SGerd Hoffmann static void ccid_on_apdu_from_guest(USBCCIDState *s, CCID_XferBlock *recv) 957f1ae32a1SGerd Hoffmann { 958f1ae32a1SGerd Hoffmann uint32_t len; 959f1ae32a1SGerd Hoffmann 960f1ae32a1SGerd Hoffmann if (ccid_card_status(s) != ICC_STATUS_PRESENT_ACTIVE) { 961f1ae32a1SGerd Hoffmann DPRINTF(s, 1, 962f1ae32a1SGerd Hoffmann "usb-ccid: not sending apdu to client, no card connected\n"); 963f1ae32a1SGerd Hoffmann ccid_write_data_block_error(s, recv->hdr.bSlot, recv->hdr.bSeq); 964f1ae32a1SGerd Hoffmann return; 965f1ae32a1SGerd Hoffmann } 966f1ae32a1SGerd Hoffmann len = le32_to_cpu(recv->hdr.dwLength); 967f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "%s: seq %d, len %d\n", __func__, 968f1ae32a1SGerd Hoffmann recv->hdr.bSeq, len); 969f1ae32a1SGerd Hoffmann ccid_add_pending_answer(s, (CCID_Header *)recv); 970*c7dfbf32SPrasad J Pandit if (s->card && len <= BULK_OUT_DATA_SIZE) { 971f1ae32a1SGerd Hoffmann ccid_card_apdu_from_guest(s->card, recv->abData, len); 972f1ae32a1SGerd Hoffmann } else { 973f1ae32a1SGerd Hoffmann DPRINTF(s, D_WARN, "warning: discarded apdu\n"); 974f1ae32a1SGerd Hoffmann } 975f1ae32a1SGerd Hoffmann } 976f1ae32a1SGerd Hoffmann 9777e1ac5abSAlon Levy static const char *ccid_message_type_to_str(uint8_t type) 9787e1ac5abSAlon Levy { 9797e1ac5abSAlon Levy switch (type) { 9807e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn: return "IccPowerOn"; 9817e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff: return "IccPowerOff"; 9827e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus: return "GetSlotStatus"; 9837e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock: return "XfrBlock"; 9847e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters: return "GetParameters"; 9857e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters: return "ResetParameters"; 9867e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters: return "SetParameters"; 9877e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_Escape: return "Escape"; 9887e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_IccClock: return "IccClock"; 9897e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_T0APDU: return "T0APDU"; 9907e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_Secure: return "Secure"; 9917e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_Mechanical: return "Mechanical"; 9927e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_Abort: return "Abort"; 9937e1ac5abSAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_SetDataRateAndClockFrequency: 9947e1ac5abSAlon Levy return "SetDataRateAndClockFrequency"; 9957e1ac5abSAlon Levy } 9967e1ac5abSAlon Levy return "unknown"; 9977e1ac5abSAlon Levy } 9987e1ac5abSAlon Levy 9999a77a0f5SHans de Goede static void ccid_handle_bulk_out(USBCCIDState *s, USBPacket *p) 1000f1ae32a1SGerd Hoffmann { 1001f1ae32a1SGerd Hoffmann CCID_Header *ccid_header; 1002f1ae32a1SGerd Hoffmann 1003f1ae32a1SGerd Hoffmann if (p->iov.size + s->bulk_out_pos > BULK_OUT_DATA_SIZE) { 10049a77a0f5SHans de Goede p->status = USB_RET_STALL; 10059a77a0f5SHans de Goede return; 1006f1ae32a1SGerd Hoffmann } 1007f1ae32a1SGerd Hoffmann ccid_header = (CCID_Header *)s->bulk_out_data; 1008f1ae32a1SGerd Hoffmann usb_packet_copy(p, s->bulk_out_data + s->bulk_out_pos, p->iov.size); 1009f1ae32a1SGerd Hoffmann s->bulk_out_pos += p->iov.size; 1010f1ae32a1SGerd Hoffmann if (p->iov.size == CCID_MAX_PACKET_SIZE) { 1011f1ae32a1SGerd Hoffmann DPRINTF(s, D_VERBOSE, 1012f1ae32a1SGerd Hoffmann "usb-ccid: bulk_in: expecting more packets (%zd/%d)\n", 1013f1ae32a1SGerd Hoffmann p->iov.size, ccid_header->dwLength); 10149a77a0f5SHans de Goede return; 1015f1ae32a1SGerd Hoffmann } 1016f1ae32a1SGerd Hoffmann if (s->bulk_out_pos < 10) { 1017f1ae32a1SGerd Hoffmann DPRINTF(s, 1, 1018f1ae32a1SGerd Hoffmann "%s: bad USB_TOKEN_OUT length, should be at least 10 bytes\n", 1019f1ae32a1SGerd Hoffmann __func__); 1020f1ae32a1SGerd Hoffmann } else { 10217e1ac5abSAlon Levy DPRINTF(s, D_MORE_INFO, "%s %x %s\n", __func__, 10227e1ac5abSAlon Levy ccid_header->bMessageType, 10237e1ac5abSAlon Levy ccid_message_type_to_str(ccid_header->bMessageType)); 1024f1ae32a1SGerd Hoffmann switch (ccid_header->bMessageType) { 1025f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus: 1026f1ae32a1SGerd Hoffmann ccid_write_slot_status(s, ccid_header); 1027f1ae32a1SGerd Hoffmann break; 1028f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn: 10297e1ac5abSAlon Levy DPRINTF(s, 1, "%s: PowerOn: %d\n", __func__, 1030f1ae32a1SGerd Hoffmann ((CCID_IccPowerOn *)(ccid_header))->bPowerSelect); 1031f1ae32a1SGerd Hoffmann s->powered = true; 1032f1ae32a1SGerd Hoffmann if (!ccid_card_inserted(s)) { 1033f1ae32a1SGerd Hoffmann ccid_report_error_failed(s, ERROR_ICC_MUTE); 1034f1ae32a1SGerd Hoffmann } 1035f1ae32a1SGerd Hoffmann /* atr is written regardless of error. */ 1036f1ae32a1SGerd Hoffmann ccid_write_data_block_atr(s, ccid_header); 1037f1ae32a1SGerd Hoffmann break; 1038f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff: 1039f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 1040f1ae32a1SGerd Hoffmann s->powered = false; 1041f1ae32a1SGerd Hoffmann ccid_write_slot_status(s, ccid_header); 1042f1ae32a1SGerd Hoffmann break; 1043f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock: 1044f1ae32a1SGerd Hoffmann ccid_on_apdu_from_guest(s, (CCID_XferBlock *)s->bulk_out_data); 1045f1ae32a1SGerd Hoffmann break; 1046f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters: 1047f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 1048f1ae32a1SGerd Hoffmann ccid_set_parameters(s, ccid_header); 1049f1ae32a1SGerd Hoffmann ccid_write_parameters(s, ccid_header); 1050f1ae32a1SGerd Hoffmann break; 1051f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters: 1052f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 1053f1ae32a1SGerd Hoffmann ccid_reset_parameters(s); 1054f1ae32a1SGerd Hoffmann ccid_write_parameters(s, ccid_header); 1055f1ae32a1SGerd Hoffmann break; 1056f1ae32a1SGerd Hoffmann case CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters: 1057f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 1058f1ae32a1SGerd Hoffmann ccid_write_parameters(s, ccid_header); 1059f1ae32a1SGerd Hoffmann break; 106058aeda15SAlon Levy case CCID_MESSAGE_TYPE_PC_to_RDR_Mechanical: 106158aeda15SAlon Levy ccid_report_error_failed(s, 0); 106258aeda15SAlon Levy ccid_write_slot_status(s, ccid_header); 106358aeda15SAlon Levy break; 1064f1ae32a1SGerd Hoffmann default: 1065f1ae32a1SGerd Hoffmann DPRINTF(s, 1, 1066f1ae32a1SGerd Hoffmann "handle_data: ERROR: unhandled message type %Xh\n", 1067f1ae32a1SGerd Hoffmann ccid_header->bMessageType); 1068f1ae32a1SGerd Hoffmann /* 1069f1ae32a1SGerd Hoffmann * The caller is expecting the device to respond, tell it we 1070f1ae32a1SGerd Hoffmann * don't support the operation. 1071f1ae32a1SGerd Hoffmann */ 1072f1ae32a1SGerd Hoffmann ccid_report_error_failed(s, ERROR_CMD_NOT_SUPPORTED); 1073f1ae32a1SGerd Hoffmann ccid_write_slot_status(s, ccid_header); 1074f1ae32a1SGerd Hoffmann break; 1075f1ae32a1SGerd Hoffmann } 1076f1ae32a1SGerd Hoffmann } 1077f1ae32a1SGerd Hoffmann s->bulk_out_pos = 0; 1078f1ae32a1SGerd Hoffmann } 1079f1ae32a1SGerd Hoffmann 10809a77a0f5SHans de Goede static void ccid_bulk_in_copy_to_guest(USBCCIDState *s, USBPacket *p) 1081f1ae32a1SGerd Hoffmann { 10829a77a0f5SHans de Goede int len = 0; 1083f1ae32a1SGerd Hoffmann 1084f1ae32a1SGerd Hoffmann ccid_bulk_in_get(s); 1085f1ae32a1SGerd Hoffmann if (s->current_bulk_in != NULL) { 10869a77a0f5SHans de Goede len = MIN(s->current_bulk_in->len - s->current_bulk_in->pos, 1087f1ae32a1SGerd Hoffmann p->iov.size); 1088f1ae32a1SGerd Hoffmann usb_packet_copy(p, s->current_bulk_in->data + 10899a77a0f5SHans de Goede s->current_bulk_in->pos, len); 10909a77a0f5SHans de Goede s->current_bulk_in->pos += len; 1091f1ae32a1SGerd Hoffmann if (s->current_bulk_in->pos == s->current_bulk_in->len) { 1092f1ae32a1SGerd Hoffmann ccid_bulk_in_release(s); 1093f1ae32a1SGerd Hoffmann } 1094f1ae32a1SGerd Hoffmann } else { 1095f1ae32a1SGerd Hoffmann /* return when device has no data - usb 2.0 spec Table 8-4 */ 10969a77a0f5SHans de Goede p->status = USB_RET_NAK; 1097f1ae32a1SGerd Hoffmann } 10989a77a0f5SHans de Goede if (len) { 1099f1ae32a1SGerd Hoffmann DPRINTF(s, D_MORE_INFO, 1100f1ae32a1SGerd Hoffmann "%s: %zd/%d req/act to guest (BULK_IN)\n", 11019a77a0f5SHans de Goede __func__, p->iov.size, len); 1102f1ae32a1SGerd Hoffmann } 11039a77a0f5SHans de Goede if (len < p->iov.size) { 1104f1ae32a1SGerd Hoffmann DPRINTF(s, 1, 1105f1ae32a1SGerd Hoffmann "%s: returning short (EREMOTEIO) %d < %zd\n", 11069a77a0f5SHans de Goede __func__, len, p->iov.size); 1107f1ae32a1SGerd Hoffmann } 1108f1ae32a1SGerd Hoffmann } 1109f1ae32a1SGerd Hoffmann 11109a77a0f5SHans de Goede static void ccid_handle_data(USBDevice *dev, USBPacket *p) 1111f1ae32a1SGerd Hoffmann { 111261b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1113f1ae32a1SGerd Hoffmann uint8_t buf[2]; 1114f1ae32a1SGerd Hoffmann 1115f1ae32a1SGerd Hoffmann switch (p->pid) { 1116f1ae32a1SGerd Hoffmann case USB_TOKEN_OUT: 11179a77a0f5SHans de Goede ccid_handle_bulk_out(s, p); 1118f1ae32a1SGerd Hoffmann break; 1119f1ae32a1SGerd Hoffmann 1120f1ae32a1SGerd Hoffmann case USB_TOKEN_IN: 1121f1ae32a1SGerd Hoffmann switch (p->ep->nr) { 1122f1ae32a1SGerd Hoffmann case CCID_BULK_IN_EP: 11239a77a0f5SHans de Goede ccid_bulk_in_copy_to_guest(s, p); 1124f1ae32a1SGerd Hoffmann break; 1125f1ae32a1SGerd Hoffmann case CCID_INT_IN_EP: 1126f1ae32a1SGerd Hoffmann if (s->notify_slot_change) { 1127f1ae32a1SGerd Hoffmann /* page 56, RDR_to_PC_NotifySlotChange */ 1128f1ae32a1SGerd Hoffmann buf[0] = CCID_MESSAGE_TYPE_RDR_to_PC_NotifySlotChange; 1129f1ae32a1SGerd Hoffmann buf[1] = s->bmSlotICCState; 1130f1ae32a1SGerd Hoffmann usb_packet_copy(p, buf, 2); 1131f1ae32a1SGerd Hoffmann s->notify_slot_change = false; 1132f1ae32a1SGerd Hoffmann s->bmSlotICCState &= ~SLOT_0_CHANGED_MASK; 1133f1ae32a1SGerd Hoffmann DPRINTF(s, D_INFO, 1134f1ae32a1SGerd Hoffmann "handle_data: int_in: notify_slot_change %X, " 1135f1ae32a1SGerd Hoffmann "requested len %zd\n", 1136f1ae32a1SGerd Hoffmann s->bmSlotICCState, p->iov.size); 1137c4020746SHans de Goede } else { 1138c4020746SHans de Goede p->status = USB_RET_NAK; 1139f1ae32a1SGerd Hoffmann } 1140f1ae32a1SGerd Hoffmann break; 1141f1ae32a1SGerd Hoffmann default: 1142f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "Bad endpoint\n"); 11439a77a0f5SHans de Goede p->status = USB_RET_STALL; 1144f1ae32a1SGerd Hoffmann break; 1145f1ae32a1SGerd Hoffmann } 1146f1ae32a1SGerd Hoffmann break; 1147f1ae32a1SGerd Hoffmann default: 1148f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "Bad token\n"); 11499a77a0f5SHans de Goede p->status = USB_RET_STALL; 1150f1ae32a1SGerd Hoffmann break; 1151f1ae32a1SGerd Hoffmann } 1152f1ae32a1SGerd Hoffmann } 1153f1ae32a1SGerd Hoffmann 1154f1ae32a1SGerd Hoffmann static void ccid_handle_destroy(USBDevice *dev) 1155f1ae32a1SGerd Hoffmann { 115661b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1157f1ae32a1SGerd Hoffmann 1158f1ae32a1SGerd Hoffmann ccid_bulk_in_clear(s); 1159f1ae32a1SGerd Hoffmann } 1160f1ae32a1SGerd Hoffmann 1161f1ae32a1SGerd Hoffmann static void ccid_flush_pending_answers(USBCCIDState *s) 1162f1ae32a1SGerd Hoffmann { 1163f1ae32a1SGerd Hoffmann while (ccid_has_pending_answers(s)) { 1164f1ae32a1SGerd Hoffmann ccid_write_data_block_answer(s, NULL, 0); 1165f1ae32a1SGerd Hoffmann } 1166f1ae32a1SGerd Hoffmann } 1167f1ae32a1SGerd Hoffmann 1168f1ae32a1SGerd Hoffmann static Answer *ccid_peek_next_answer(USBCCIDState *s) 1169f1ae32a1SGerd Hoffmann { 1170f1ae32a1SGerd Hoffmann return s->pending_answers_num == 0 1171f1ae32a1SGerd Hoffmann ? NULL 1172f1ae32a1SGerd Hoffmann : &s->pending_answers[s->pending_answers_start % PENDING_ANSWERS_NUM]; 1173f1ae32a1SGerd Hoffmann } 1174f1ae32a1SGerd Hoffmann 11753cb75a7cSPaolo Bonzini static Property ccid_props[] = { 11763cb75a7cSPaolo Bonzini DEFINE_PROP_UINT32("slot", struct CCIDCardState, slot, 0), 11773cb75a7cSPaolo Bonzini DEFINE_PROP_END_OF_LIST(), 11783cb75a7cSPaolo Bonzini }; 11793cb75a7cSPaolo Bonzini 11800d936928SAnthony Liguori #define TYPE_CCID_BUS "ccid-bus" 11810d936928SAnthony Liguori #define CCID_BUS(obj) OBJECT_CHECK(CCIDBus, (obj), TYPE_CCID_BUS) 11820d936928SAnthony Liguori 11830d936928SAnthony Liguori static const TypeInfo ccid_bus_info = { 11840d936928SAnthony Liguori .name = TYPE_CCID_BUS, 11850d936928SAnthony Liguori .parent = TYPE_BUS, 11860d936928SAnthony Liguori .instance_size = sizeof(CCIDBus), 1187f1ae32a1SGerd Hoffmann }; 1188f1ae32a1SGerd Hoffmann 1189f1ae32a1SGerd Hoffmann void ccid_card_send_apdu_to_guest(CCIDCardState *card, 1190f1ae32a1SGerd Hoffmann uint8_t *apdu, uint32_t len) 1191f1ae32a1SGerd Hoffmann { 119261b4887bSGonglei DeviceState *qdev = DEVICE(card); 1193cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 119461b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1195f1ae32a1SGerd Hoffmann Answer *answer; 1196f1ae32a1SGerd Hoffmann 1197f1ae32a1SGerd Hoffmann if (!ccid_has_pending_answers(s)) { 1198f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "CCID ERROR: got an APDU without pending answers\n"); 1199f1ae32a1SGerd Hoffmann return; 1200f1ae32a1SGerd Hoffmann } 1201f1ae32a1SGerd Hoffmann s->bmCommandStatus = COMMAND_STATUS_NO_ERROR; 1202f1ae32a1SGerd Hoffmann answer = ccid_peek_next_answer(s); 1203f1ae32a1SGerd Hoffmann if (answer == NULL) { 120447bf53afSAlon Levy DPRINTF(s, D_WARN, "%s: error: unexpected lack of answer\n", __func__); 120547bf53afSAlon Levy ccid_report_error_failed(s, ERROR_HW_ERROR); 120647bf53afSAlon Levy return; 1207f1ae32a1SGerd Hoffmann } 1208f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "APDU returned to guest %d (answer seq %d, slot %d)\n", 1209f1ae32a1SGerd Hoffmann len, answer->seq, answer->slot); 1210f1ae32a1SGerd Hoffmann ccid_write_data_block_answer(s, apdu, len); 1211f1ae32a1SGerd Hoffmann } 1212f1ae32a1SGerd Hoffmann 1213f1ae32a1SGerd Hoffmann void ccid_card_card_removed(CCIDCardState *card) 1214f1ae32a1SGerd Hoffmann { 121561b4887bSGonglei DeviceState *qdev = DEVICE(card); 1216cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 121761b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1218f1ae32a1SGerd Hoffmann 1219f1ae32a1SGerd Hoffmann ccid_on_slot_change(s, false); 1220f1ae32a1SGerd Hoffmann ccid_flush_pending_answers(s); 1221f1ae32a1SGerd Hoffmann ccid_reset(s); 1222f1ae32a1SGerd Hoffmann } 1223f1ae32a1SGerd Hoffmann 1224f1ae32a1SGerd Hoffmann int ccid_card_ccid_attach(CCIDCardState *card) 1225f1ae32a1SGerd Hoffmann { 122661b4887bSGonglei DeviceState *qdev = DEVICE(card); 1227cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 122861b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1229f1ae32a1SGerd Hoffmann 1230f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "CCID Attach\n"); 1231f1ae32a1SGerd Hoffmann if (s->migration_state == MIGRATION_MIGRATED) { 1232f1ae32a1SGerd Hoffmann s->migration_state = MIGRATION_NONE; 1233f1ae32a1SGerd Hoffmann } 1234f1ae32a1SGerd Hoffmann return 0; 1235f1ae32a1SGerd Hoffmann } 1236f1ae32a1SGerd Hoffmann 1237f1ae32a1SGerd Hoffmann void ccid_card_ccid_detach(CCIDCardState *card) 1238f1ae32a1SGerd Hoffmann { 123961b4887bSGonglei DeviceState *qdev = DEVICE(card); 1240cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 124161b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1242f1ae32a1SGerd Hoffmann 1243f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "CCID Detach\n"); 1244f1ae32a1SGerd Hoffmann if (ccid_card_inserted(s)) { 1245f1ae32a1SGerd Hoffmann ccid_on_slot_change(s, false); 1246f1ae32a1SGerd Hoffmann } 1247f1ae32a1SGerd Hoffmann ccid_detach(s); 1248f1ae32a1SGerd Hoffmann } 1249f1ae32a1SGerd Hoffmann 1250f1ae32a1SGerd Hoffmann void ccid_card_card_error(CCIDCardState *card, uint64_t error) 1251f1ae32a1SGerd Hoffmann { 125261b4887bSGonglei DeviceState *qdev = DEVICE(card); 1253cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 125461b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1255f1ae32a1SGerd Hoffmann 1256f1ae32a1SGerd Hoffmann s->bmCommandStatus = COMMAND_STATUS_FAILED; 1257f1ae32a1SGerd Hoffmann s->last_answer_error = error; 1258f1ae32a1SGerd Hoffmann DPRINTF(s, 1, "VSC_Error: %" PRIX64 "\n", s->last_answer_error); 1259f1ae32a1SGerd Hoffmann /* TODO: these errors should be more verbose and propagated to the guest.*/ 1260f1ae32a1SGerd Hoffmann /* 1261f1ae32a1SGerd Hoffmann * We flush all pending answers on CardRemove message in ccid-card-passthru, 1262f1ae32a1SGerd Hoffmann * so check that first to not trigger abort 1263f1ae32a1SGerd Hoffmann */ 1264f1ae32a1SGerd Hoffmann if (ccid_has_pending_answers(s)) { 1265f1ae32a1SGerd Hoffmann ccid_write_data_block_answer(s, NULL, 0); 1266f1ae32a1SGerd Hoffmann } 1267f1ae32a1SGerd Hoffmann } 1268f1ae32a1SGerd Hoffmann 1269f1ae32a1SGerd Hoffmann void ccid_card_card_inserted(CCIDCardState *card) 1270f1ae32a1SGerd Hoffmann { 127161b4887bSGonglei DeviceState *qdev = DEVICE(card); 1272cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 127361b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1274f1ae32a1SGerd Hoffmann 1275f1ae32a1SGerd Hoffmann s->bmCommandStatus = COMMAND_STATUS_NO_ERROR; 1276f1ae32a1SGerd Hoffmann ccid_flush_pending_answers(s); 1277f1ae32a1SGerd Hoffmann ccid_on_slot_change(s, true); 1278f1ae32a1SGerd Hoffmann } 1279f1ae32a1SGerd Hoffmann 1280f1ae32a1SGerd Hoffmann static int ccid_card_exit(DeviceState *qdev) 1281f1ae32a1SGerd Hoffmann { 1282f1ae32a1SGerd Hoffmann CCIDCardState *card = CCID_CARD(qdev); 1283cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 128461b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1285f1ae32a1SGerd Hoffmann 1286f1ae32a1SGerd Hoffmann if (ccid_card_inserted(s)) { 1287f1ae32a1SGerd Hoffmann ccid_card_card_removed(card); 1288f1ae32a1SGerd Hoffmann } 128973f7fd88SAkanksha Srivastava ccid_card_exitfn(card); 1290f1ae32a1SGerd Hoffmann s->card = NULL; 129173f7fd88SAkanksha Srivastava return 0; 1292f1ae32a1SGerd Hoffmann } 1293f1ae32a1SGerd Hoffmann 1294f1ae32a1SGerd Hoffmann static int ccid_card_init(DeviceState *qdev) 1295f1ae32a1SGerd Hoffmann { 1296f1ae32a1SGerd Hoffmann CCIDCardState *card = CCID_CARD(qdev); 1297cfda2cefSGerd Hoffmann USBDevice *dev = USB_DEVICE(qdev->parent_bus->parent); 129861b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1299f1ae32a1SGerd Hoffmann int ret = 0; 1300f1ae32a1SGerd Hoffmann 1301f1ae32a1SGerd Hoffmann if (card->slot != 0) { 1302f1ae32a1SGerd Hoffmann error_report("Warning: usb-ccid supports one slot, can't add %d", 1303f1ae32a1SGerd Hoffmann card->slot); 1304f1ae32a1SGerd Hoffmann return -1; 1305f1ae32a1SGerd Hoffmann } 1306f1ae32a1SGerd Hoffmann if (s->card != NULL) { 1307f1ae32a1SGerd Hoffmann error_report("Warning: usb-ccid card already full, not adding"); 1308f1ae32a1SGerd Hoffmann return -1; 1309f1ae32a1SGerd Hoffmann } 1310f1ae32a1SGerd Hoffmann ret = ccid_card_initfn(card); 1311f1ae32a1SGerd Hoffmann if (ret == 0) { 1312f1ae32a1SGerd Hoffmann s->card = card; 1313f1ae32a1SGerd Hoffmann } 1314f1ae32a1SGerd Hoffmann return ret; 1315f1ae32a1SGerd Hoffmann } 1316f1ae32a1SGerd Hoffmann 13170b8b863fSGonglei static void ccid_realize(USBDevice *dev, Error **errp) 1318f1ae32a1SGerd Hoffmann { 131961b4887bSGonglei USBCCIDState *s = USB_CCID_DEV(dev); 1320f1ae32a1SGerd Hoffmann 13219d55d1adSGerd Hoffmann usb_desc_create_serial(dev); 1322f1ae32a1SGerd Hoffmann usb_desc_init(dev); 1323fb17dfe0SAndreas Färber qbus_create_inplace(&s->bus, sizeof(s->bus), TYPE_CCID_BUS, DEVICE(dev), 1324fb17dfe0SAndreas Färber NULL); 1325138d587aSIgor Mammedov qbus_set_hotplug_handler(BUS(&s->bus), DEVICE(dev), &error_abort); 1326f1ae32a1SGerd Hoffmann s->intr = usb_ep_get(dev, USB_TOKEN_IN, CCID_INT_IN_EP); 132786d7e214SGerd Hoffmann s->bulk = usb_ep_get(dev, USB_TOKEN_IN, CCID_BULK_IN_EP); 1328f1ae32a1SGerd Hoffmann s->card = NULL; 1329f1ae32a1SGerd Hoffmann s->migration_state = MIGRATION_NONE; 1330f1ae32a1SGerd Hoffmann s->migration_target_ip = 0; 1331f1ae32a1SGerd Hoffmann s->migration_target_port = 0; 1332f1ae32a1SGerd Hoffmann s->dev.speed = USB_SPEED_FULL; 1333f1ae32a1SGerd Hoffmann s->dev.speedmask = USB_SPEED_MASK_FULL; 1334f1ae32a1SGerd Hoffmann s->notify_slot_change = false; 1335f1ae32a1SGerd Hoffmann s->powered = true; 1336f1ae32a1SGerd Hoffmann s->pending_answers_num = 0; 1337f1ae32a1SGerd Hoffmann s->last_answer_error = 0; 1338f1ae32a1SGerd Hoffmann s->bulk_in_pending_start = 0; 1339f1ae32a1SGerd Hoffmann s->bulk_in_pending_end = 0; 1340f1ae32a1SGerd Hoffmann s->current_bulk_in = NULL; 1341f1ae32a1SGerd Hoffmann ccid_reset_error_status(s); 1342f1ae32a1SGerd Hoffmann s->bulk_out_pos = 0; 1343f1ae32a1SGerd Hoffmann ccid_reset_parameters(s); 1344f1ae32a1SGerd Hoffmann ccid_reset(s); 1345b16352acSAlon Levy s->debug = parse_debug_env("QEMU_CCID_DEBUG", D_VERBOSE, s->debug); 1346f1ae32a1SGerd Hoffmann } 1347f1ae32a1SGerd Hoffmann 1348f1ae32a1SGerd Hoffmann static int ccid_post_load(void *opaque, int version_id) 1349f1ae32a1SGerd Hoffmann { 1350f1ae32a1SGerd Hoffmann USBCCIDState *s = opaque; 1351f1ae32a1SGerd Hoffmann 1352f1ae32a1SGerd Hoffmann /* 1353f1ae32a1SGerd Hoffmann * This must be done after usb_device_attach, which sets state to ATTACHED, 1354f1ae32a1SGerd Hoffmann * while it must be DEFAULT in order to accept packets (like it is after 1355f1ae32a1SGerd Hoffmann * reset, but reset will reset our addr and call our reset handler which 1356f1ae32a1SGerd Hoffmann * may change state, and we don't want to do that when migrating). 1357f1ae32a1SGerd Hoffmann */ 1358f1ae32a1SGerd Hoffmann s->dev.state = s->state_vmstate; 1359f1ae32a1SGerd Hoffmann return 0; 1360f1ae32a1SGerd Hoffmann } 1361f1ae32a1SGerd Hoffmann 1362f1ae32a1SGerd Hoffmann static void ccid_pre_save(void *opaque) 1363f1ae32a1SGerd Hoffmann { 1364f1ae32a1SGerd Hoffmann USBCCIDState *s = opaque; 1365f1ae32a1SGerd Hoffmann 1366f1ae32a1SGerd Hoffmann s->state_vmstate = s->dev.state; 1367f1ae32a1SGerd Hoffmann if (s->dev.attached) { 1368f1ae32a1SGerd Hoffmann /* 1369f1ae32a1SGerd Hoffmann * Migrating an open device, ignore reconnection CHR_EVENT to avoid an 1370f1ae32a1SGerd Hoffmann * erroneous detach. 1371f1ae32a1SGerd Hoffmann */ 1372f1ae32a1SGerd Hoffmann s->migration_state = MIGRATION_MIGRATED; 1373f1ae32a1SGerd Hoffmann } 1374f1ae32a1SGerd Hoffmann } 1375f1ae32a1SGerd Hoffmann 1376f1ae32a1SGerd Hoffmann static VMStateDescription bulk_in_vmstate = { 1377f1ae32a1SGerd Hoffmann .name = "CCID BulkIn state", 1378f1ae32a1SGerd Hoffmann .version_id = 1, 1379f1ae32a1SGerd Hoffmann .minimum_version_id = 1, 1380f1ae32a1SGerd Hoffmann .fields = (VMStateField[]) { 1381f1ae32a1SGerd Hoffmann VMSTATE_BUFFER(data, BulkIn), 1382f1ae32a1SGerd Hoffmann VMSTATE_UINT32(len, BulkIn), 1383f1ae32a1SGerd Hoffmann VMSTATE_UINT32(pos, BulkIn), 1384f1ae32a1SGerd Hoffmann VMSTATE_END_OF_LIST() 1385f1ae32a1SGerd Hoffmann } 1386f1ae32a1SGerd Hoffmann }; 1387f1ae32a1SGerd Hoffmann 1388f1ae32a1SGerd Hoffmann static VMStateDescription answer_vmstate = { 1389f1ae32a1SGerd Hoffmann .name = "CCID Answer state", 1390f1ae32a1SGerd Hoffmann .version_id = 1, 1391f1ae32a1SGerd Hoffmann .minimum_version_id = 1, 1392f1ae32a1SGerd Hoffmann .fields = (VMStateField[]) { 1393f1ae32a1SGerd Hoffmann VMSTATE_UINT8(slot, Answer), 1394f1ae32a1SGerd Hoffmann VMSTATE_UINT8(seq, Answer), 1395f1ae32a1SGerd Hoffmann VMSTATE_END_OF_LIST() 1396f1ae32a1SGerd Hoffmann } 1397f1ae32a1SGerd Hoffmann }; 1398f1ae32a1SGerd Hoffmann 1399f1ae32a1SGerd Hoffmann static VMStateDescription usb_device_vmstate = { 1400f1ae32a1SGerd Hoffmann .name = "usb_device", 1401f1ae32a1SGerd Hoffmann .version_id = 1, 1402f1ae32a1SGerd Hoffmann .minimum_version_id = 1, 1403f1ae32a1SGerd Hoffmann .fields = (VMStateField[]) { 1404f1ae32a1SGerd Hoffmann VMSTATE_UINT8(addr, USBDevice), 1405f1ae32a1SGerd Hoffmann VMSTATE_BUFFER(setup_buf, USBDevice), 1406f1ae32a1SGerd Hoffmann VMSTATE_BUFFER(data_buf, USBDevice), 1407f1ae32a1SGerd Hoffmann VMSTATE_END_OF_LIST() 1408f1ae32a1SGerd Hoffmann } 1409f1ae32a1SGerd Hoffmann }; 1410f1ae32a1SGerd Hoffmann 1411f1ae32a1SGerd Hoffmann static VMStateDescription ccid_vmstate = { 14126783ecf1SPeter Maydell .name = "usb-ccid", 1413f1ae32a1SGerd Hoffmann .version_id = 1, 1414f1ae32a1SGerd Hoffmann .minimum_version_id = 1, 1415f1ae32a1SGerd Hoffmann .post_load = ccid_post_load, 1416f1ae32a1SGerd Hoffmann .pre_save = ccid_pre_save, 1417f1ae32a1SGerd Hoffmann .fields = (VMStateField[]) { 1418f1ae32a1SGerd Hoffmann VMSTATE_STRUCT(dev, USBCCIDState, 1, usb_device_vmstate, USBDevice), 1419f1ae32a1SGerd Hoffmann VMSTATE_UINT8(debug, USBCCIDState), 1420f1ae32a1SGerd Hoffmann VMSTATE_BUFFER(bulk_out_data, USBCCIDState), 1421f1ae32a1SGerd Hoffmann VMSTATE_UINT32(bulk_out_pos, USBCCIDState), 1422f1ae32a1SGerd Hoffmann VMSTATE_UINT8(bmSlotICCState, USBCCIDState), 1423f1ae32a1SGerd Hoffmann VMSTATE_UINT8(powered, USBCCIDState), 1424f1ae32a1SGerd Hoffmann VMSTATE_UINT8(notify_slot_change, USBCCIDState), 1425f1ae32a1SGerd Hoffmann VMSTATE_UINT64(last_answer_error, USBCCIDState), 1426f1ae32a1SGerd Hoffmann VMSTATE_UINT8(bError, USBCCIDState), 1427f1ae32a1SGerd Hoffmann VMSTATE_UINT8(bmCommandStatus, USBCCIDState), 1428f1ae32a1SGerd Hoffmann VMSTATE_UINT8(bProtocolNum, USBCCIDState), 14294942d6c3SAlon Levy VMSTATE_BUFFER(abProtocolDataStructure.data, USBCCIDState), 1430f1ae32a1SGerd Hoffmann VMSTATE_UINT32(ulProtocolDataStructureSize, USBCCIDState), 1431f1ae32a1SGerd Hoffmann VMSTATE_STRUCT_ARRAY(bulk_in_pending, USBCCIDState, 1432f1ae32a1SGerd Hoffmann BULK_IN_PENDING_NUM, 1, bulk_in_vmstate, BulkIn), 1433f1ae32a1SGerd Hoffmann VMSTATE_UINT32(bulk_in_pending_start, USBCCIDState), 1434f1ae32a1SGerd Hoffmann VMSTATE_UINT32(bulk_in_pending_end, USBCCIDState), 1435f1ae32a1SGerd Hoffmann VMSTATE_STRUCT_ARRAY(pending_answers, USBCCIDState, 1436f1ae32a1SGerd Hoffmann PENDING_ANSWERS_NUM, 1, answer_vmstate, Answer), 1437f1ae32a1SGerd Hoffmann VMSTATE_UINT32(pending_answers_num, USBCCIDState), 1438f1ae32a1SGerd Hoffmann VMSTATE_UINT8(migration_state, USBCCIDState), 1439f1ae32a1SGerd Hoffmann VMSTATE_UINT32(state_vmstate, USBCCIDState), 1440f1ae32a1SGerd Hoffmann VMSTATE_END_OF_LIST() 1441f1ae32a1SGerd Hoffmann } 1442f1ae32a1SGerd Hoffmann }; 1443f1ae32a1SGerd Hoffmann 1444f1ae32a1SGerd Hoffmann static Property ccid_properties[] = { 1445f1ae32a1SGerd Hoffmann DEFINE_PROP_UINT8("debug", USBCCIDState, debug, 0), 1446f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 1447f1ae32a1SGerd Hoffmann }; 1448f1ae32a1SGerd Hoffmann 1449f1ae32a1SGerd Hoffmann static void ccid_class_initfn(ObjectClass *klass, void *data) 1450f1ae32a1SGerd Hoffmann { 1451f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 1452f1ae32a1SGerd Hoffmann USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 1453138d587aSIgor Mammedov HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(klass); 1454f1ae32a1SGerd Hoffmann 14550b8b863fSGonglei uc->realize = ccid_realize; 1456f1ae32a1SGerd Hoffmann uc->product_desc = "QEMU USB CCID"; 1457f1ae32a1SGerd Hoffmann uc->usb_desc = &desc_ccid; 1458f1ae32a1SGerd Hoffmann uc->handle_reset = ccid_handle_reset; 1459f1ae32a1SGerd Hoffmann uc->handle_control = ccid_handle_control; 1460f1ae32a1SGerd Hoffmann uc->handle_data = ccid_handle_data; 1461f1ae32a1SGerd Hoffmann uc->handle_destroy = ccid_handle_destroy; 1462f1ae32a1SGerd Hoffmann dc->desc = "CCID Rev 1.1 smartcard reader"; 1463f1ae32a1SGerd Hoffmann dc->vmsd = &ccid_vmstate; 1464f1ae32a1SGerd Hoffmann dc->props = ccid_properties; 1465125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 1466138d587aSIgor Mammedov hc->unplug = qdev_simple_device_unplug_cb; 1467f1ae32a1SGerd Hoffmann } 1468f1ae32a1SGerd Hoffmann 14698c43a6f0SAndreas Färber static const TypeInfo ccid_info = { 1470f1ae32a1SGerd Hoffmann .name = CCID_DEV_NAME, 1471f1ae32a1SGerd Hoffmann .parent = TYPE_USB_DEVICE, 1472f1ae32a1SGerd Hoffmann .instance_size = sizeof(USBCCIDState), 1473f1ae32a1SGerd Hoffmann .class_init = ccid_class_initfn, 1474138d587aSIgor Mammedov .interfaces = (InterfaceInfo[]) { 1475138d587aSIgor Mammedov { TYPE_HOTPLUG_HANDLER }, 1476138d587aSIgor Mammedov { } 1477138d587aSIgor Mammedov } 1478f1ae32a1SGerd Hoffmann }; 1479f1ae32a1SGerd Hoffmann 1480f1ae32a1SGerd Hoffmann static void ccid_card_class_init(ObjectClass *klass, void *data) 1481f1ae32a1SGerd Hoffmann { 1482f1ae32a1SGerd Hoffmann DeviceClass *k = DEVICE_CLASS(klass); 14830d936928SAnthony Liguori k->bus_type = TYPE_CCID_BUS; 1484f1ae32a1SGerd Hoffmann k->init = ccid_card_init; 1485f1ae32a1SGerd Hoffmann k->exit = ccid_card_exit; 1486bce54474SPaolo Bonzini k->props = ccid_props; 1487f1ae32a1SGerd Hoffmann } 1488f1ae32a1SGerd Hoffmann 14898c43a6f0SAndreas Färber static const TypeInfo ccid_card_type_info = { 1490f1ae32a1SGerd Hoffmann .name = TYPE_CCID_CARD, 1491f1ae32a1SGerd Hoffmann .parent = TYPE_DEVICE, 1492f1ae32a1SGerd Hoffmann .instance_size = sizeof(CCIDCardState), 1493f1ae32a1SGerd Hoffmann .abstract = true, 1494f1ae32a1SGerd Hoffmann .class_size = sizeof(CCIDCardClass), 1495f1ae32a1SGerd Hoffmann .class_init = ccid_card_class_init, 1496f1ae32a1SGerd Hoffmann }; 1497f1ae32a1SGerd Hoffmann 1498f1ae32a1SGerd Hoffmann static void ccid_register_types(void) 1499f1ae32a1SGerd Hoffmann { 15000d936928SAnthony Liguori type_register_static(&ccid_bus_info); 1501f1ae32a1SGerd Hoffmann type_register_static(&ccid_card_type_info); 1502f1ae32a1SGerd Hoffmann type_register_static(&ccid_info); 1503f1ae32a1SGerd Hoffmann usb_legacy_register(CCID_DEV_NAME, "ccid", NULL); 1504f1ae32a1SGerd Hoffmann } 1505f1ae32a1SGerd Hoffmann 1506f1ae32a1SGerd Hoffmann type_init(ccid_register_types) 1507