149ab747fSPaolo Bonzini /* 249ab747fSPaolo Bonzini * CCID Passthru Card Device emulation 349ab747fSPaolo Bonzini * 449ab747fSPaolo Bonzini * Copyright (c) 2011 Red Hat. 549ab747fSPaolo Bonzini * Written by Alon Levy. 649ab747fSPaolo Bonzini * 749ab747fSPaolo Bonzini * This work is licensed under the terms of the GNU GPL, version 2.1 or later. 849ab747fSPaolo Bonzini * See the COPYING file in the top-level directory. 949ab747fSPaolo Bonzini */ 1049ab747fSPaolo Bonzini 11dccfcd0eSPaolo Bonzini #include "sysemu/char.h" 12*d49b6836SMarkus Armbruster #include "qemu/error-report.h" 1349ab747fSPaolo Bonzini #include "qemu/sockets.h" 1449ab747fSPaolo Bonzini #include "monitor/monitor.h" 1547b43a1fSPaolo Bonzini #include "ccid.h" 1649ab747fSPaolo Bonzini #include "libcacard/vscard_common.h" 1749ab747fSPaolo Bonzini 1849ab747fSPaolo Bonzini #define DPRINTF(card, lvl, fmt, ...) \ 1949ab747fSPaolo Bonzini do { \ 2049ab747fSPaolo Bonzini if (lvl <= card->debug) { \ 2149ab747fSPaolo Bonzini printf("ccid-card-passthru: " fmt , ## __VA_ARGS__); \ 2249ab747fSPaolo Bonzini } \ 2349ab747fSPaolo Bonzini } while (0) 2449ab747fSPaolo Bonzini 2549ab747fSPaolo Bonzini #define D_WARN 1 2649ab747fSPaolo Bonzini #define D_INFO 2 2749ab747fSPaolo Bonzini #define D_MORE_INFO 3 2849ab747fSPaolo Bonzini #define D_VERBOSE 4 2949ab747fSPaolo Bonzini 3049ab747fSPaolo Bonzini /* TODO: do we still need this? */ 31da000a48SJim Meyering static const uint8_t DEFAULT_ATR[] = { 3249ab747fSPaolo Bonzini /* 3349ab747fSPaolo Bonzini * From some example somewhere 3449ab747fSPaolo Bonzini * 0x3B, 0xB0, 0x18, 0x00, 0xD1, 0x81, 0x05, 0xB1, 0x40, 0x38, 0x1F, 0x03, 0x28 3549ab747fSPaolo Bonzini */ 3649ab747fSPaolo Bonzini 3749ab747fSPaolo Bonzini /* From an Athena smart card */ 3849ab747fSPaolo Bonzini 0x3B, 0xD5, 0x18, 0xFF, 0x80, 0x91, 0xFE, 0x1F, 0xC3, 0x80, 0x73, 0xC8, 0x21, 3949ab747fSPaolo Bonzini 0x13, 0x08 4049ab747fSPaolo Bonzini }; 4149ab747fSPaolo Bonzini 4249ab747fSPaolo Bonzini 4349ab747fSPaolo Bonzini #define PASSTHRU_DEV_NAME "ccid-card-passthru" 4449ab747fSPaolo Bonzini #define VSCARD_IN_SIZE 65536 4549ab747fSPaolo Bonzini 4649ab747fSPaolo Bonzini /* maximum size of ATR - from 7816-3 */ 4749ab747fSPaolo Bonzini #define MAX_ATR_SIZE 40 4849ab747fSPaolo Bonzini 4949ab747fSPaolo Bonzini typedef struct PassthruState PassthruState; 5049ab747fSPaolo Bonzini 5149ab747fSPaolo Bonzini struct PassthruState { 5249ab747fSPaolo Bonzini CCIDCardState base; 5349ab747fSPaolo Bonzini CharDriverState *cs; 5449ab747fSPaolo Bonzini uint8_t vscard_in_data[VSCARD_IN_SIZE]; 5549ab747fSPaolo Bonzini uint32_t vscard_in_pos; 5649ab747fSPaolo Bonzini uint32_t vscard_in_hdr; 5749ab747fSPaolo Bonzini uint8_t atr[MAX_ATR_SIZE]; 5849ab747fSPaolo Bonzini uint8_t atr_length; 5949ab747fSPaolo Bonzini uint8_t debug; 6049ab747fSPaolo Bonzini }; 6149ab747fSPaolo Bonzini 6249ab747fSPaolo Bonzini /* 6349ab747fSPaolo Bonzini * VSCard protocol over chardev 6449ab747fSPaolo Bonzini * This code should not depend on the card type. 6549ab747fSPaolo Bonzini */ 6649ab747fSPaolo Bonzini 6749ab747fSPaolo Bonzini static void ccid_card_vscard_send_msg(PassthruState *s, 6849ab747fSPaolo Bonzini VSCMsgType type, uint32_t reader_id, 6949ab747fSPaolo Bonzini const uint8_t *payload, uint32_t length) 7049ab747fSPaolo Bonzini { 7149ab747fSPaolo Bonzini VSCMsgHeader scr_msg_header; 7249ab747fSPaolo Bonzini 7349ab747fSPaolo Bonzini scr_msg_header.type = htonl(type); 7449ab747fSPaolo Bonzini scr_msg_header.reader_id = htonl(reader_id); 7549ab747fSPaolo Bonzini scr_msg_header.length = htonl(length); 7649ab747fSPaolo Bonzini qemu_chr_fe_write(s->cs, (uint8_t *)&scr_msg_header, sizeof(VSCMsgHeader)); 7749ab747fSPaolo Bonzini qemu_chr_fe_write(s->cs, payload, length); 7849ab747fSPaolo Bonzini } 7949ab747fSPaolo Bonzini 8049ab747fSPaolo Bonzini static void ccid_card_vscard_send_apdu(PassthruState *s, 8149ab747fSPaolo Bonzini const uint8_t *apdu, uint32_t length) 8249ab747fSPaolo Bonzini { 8349ab747fSPaolo Bonzini ccid_card_vscard_send_msg( 8449ab747fSPaolo Bonzini s, VSC_APDU, VSCARD_MINIMAL_READER_ID, apdu, length); 8549ab747fSPaolo Bonzini } 8649ab747fSPaolo Bonzini 8749ab747fSPaolo Bonzini static void ccid_card_vscard_send_error(PassthruState *s, 8849ab747fSPaolo Bonzini uint32_t reader_id, VSCErrorCode code) 8949ab747fSPaolo Bonzini { 9049ab747fSPaolo Bonzini VSCMsgError msg = {.code = htonl(code)}; 9149ab747fSPaolo Bonzini 9249ab747fSPaolo Bonzini ccid_card_vscard_send_msg( 9349ab747fSPaolo Bonzini s, VSC_Error, reader_id, (uint8_t *)&msg, sizeof(msg)); 9449ab747fSPaolo Bonzini } 9549ab747fSPaolo Bonzini 9649ab747fSPaolo Bonzini static void ccid_card_vscard_send_init(PassthruState *s) 9749ab747fSPaolo Bonzini { 9849ab747fSPaolo Bonzini VSCMsgInit msg = { 9949ab747fSPaolo Bonzini .version = htonl(VSCARD_VERSION), 10049ab747fSPaolo Bonzini .magic = VSCARD_MAGIC, 10149ab747fSPaolo Bonzini .capabilities = {0} 10249ab747fSPaolo Bonzini }; 10349ab747fSPaolo Bonzini 10449ab747fSPaolo Bonzini ccid_card_vscard_send_msg(s, VSC_Init, VSCARD_UNDEFINED_READER_ID, 10549ab747fSPaolo Bonzini (uint8_t *)&msg, sizeof(msg)); 10649ab747fSPaolo Bonzini } 10749ab747fSPaolo Bonzini 10849ab747fSPaolo Bonzini static int ccid_card_vscard_can_read(void *opaque) 10949ab747fSPaolo Bonzini { 11049ab747fSPaolo Bonzini PassthruState *card = opaque; 11149ab747fSPaolo Bonzini 11249ab747fSPaolo Bonzini return VSCARD_IN_SIZE >= card->vscard_in_pos ? 11349ab747fSPaolo Bonzini VSCARD_IN_SIZE - card->vscard_in_pos : 0; 11449ab747fSPaolo Bonzini } 11549ab747fSPaolo Bonzini 11649ab747fSPaolo Bonzini static void ccid_card_vscard_handle_init( 11749ab747fSPaolo Bonzini PassthruState *card, VSCMsgHeader *hdr, VSCMsgInit *init) 11849ab747fSPaolo Bonzini { 11949ab747fSPaolo Bonzini uint32_t *capabilities; 12049ab747fSPaolo Bonzini int num_capabilities; 12149ab747fSPaolo Bonzini int i; 12249ab747fSPaolo Bonzini 12349ab747fSPaolo Bonzini capabilities = init->capabilities; 12449ab747fSPaolo Bonzini num_capabilities = 12549ab747fSPaolo Bonzini 1 + ((hdr->length - sizeof(VSCMsgInit)) / sizeof(uint32_t)); 12649ab747fSPaolo Bonzini init->version = ntohl(init->version); 12749ab747fSPaolo Bonzini for (i = 0 ; i < num_capabilities; ++i) { 12849ab747fSPaolo Bonzini capabilities[i] = ntohl(capabilities[i]); 12949ab747fSPaolo Bonzini } 13049ab747fSPaolo Bonzini if (init->magic != VSCARD_MAGIC) { 13149ab747fSPaolo Bonzini error_report("wrong magic"); 13249ab747fSPaolo Bonzini /* we can't disconnect the chardev */ 13349ab747fSPaolo Bonzini } 13449ab747fSPaolo Bonzini if (init->version != VSCARD_VERSION) { 13549ab747fSPaolo Bonzini DPRINTF(card, D_WARN, 13649ab747fSPaolo Bonzini "got version %d, have %d", init->version, VSCARD_VERSION); 13749ab747fSPaolo Bonzini } 13849ab747fSPaolo Bonzini /* future handling of capabilities, none exist atm */ 13949ab747fSPaolo Bonzini ccid_card_vscard_send_init(card); 14049ab747fSPaolo Bonzini } 14149ab747fSPaolo Bonzini 1420e61400cSAlon Levy static int check_atr(PassthruState *card, uint8_t *data, int len) 1430e61400cSAlon Levy { 1440e61400cSAlon Levy int historical_length, opt_bytes; 1450e61400cSAlon Levy int td_count = 0; 1460e61400cSAlon Levy int td; 1470e61400cSAlon Levy 1480e61400cSAlon Levy if (len < 2) { 1490e61400cSAlon Levy return 0; 1500e61400cSAlon Levy } 1510e61400cSAlon Levy historical_length = data[1] & 0xf; 1520e61400cSAlon Levy opt_bytes = 0; 1530e61400cSAlon Levy if (data[0] != 0x3b && data[0] != 0x3f) { 1540e61400cSAlon Levy DPRINTF(card, D_WARN, "atr's T0 is 0x%X, not in {0x3b, 0x3f}\n", 1550e61400cSAlon Levy data[0]); 1560e61400cSAlon Levy return 0; 1570e61400cSAlon Levy } 1580e61400cSAlon Levy td_count = 0; 1590e61400cSAlon Levy td = data[1] >> 4; 1600e61400cSAlon Levy while (td && td_count < 2 && opt_bytes + historical_length + 2 < len) { 1610e61400cSAlon Levy td_count++; 1620e61400cSAlon Levy if (td & 0x1) { 1630e61400cSAlon Levy opt_bytes++; 1640e61400cSAlon Levy } 1650e61400cSAlon Levy if (td & 0x2) { 1660e61400cSAlon Levy opt_bytes++; 1670e61400cSAlon Levy } 1680e61400cSAlon Levy if (td & 0x4) { 1690e61400cSAlon Levy opt_bytes++; 1700e61400cSAlon Levy } 1710e61400cSAlon Levy if (td & 0x8) { 1720e61400cSAlon Levy opt_bytes++; 1730e61400cSAlon Levy td = data[opt_bytes + 2] >> 4; 1740e61400cSAlon Levy } 1750e61400cSAlon Levy } 1760e61400cSAlon Levy if (len < 2 + historical_length + opt_bytes) { 1770e61400cSAlon Levy DPRINTF(card, D_WARN, 1780e61400cSAlon Levy "atr too short: len %d, but historical_len %d, T1 0x%X\n", 1790e61400cSAlon Levy len, historical_length, data[1]); 1800e61400cSAlon Levy return 0; 1810e61400cSAlon Levy } 1820e61400cSAlon Levy if (len > 2 + historical_length + opt_bytes) { 1830e61400cSAlon Levy DPRINTF(card, D_WARN, 1840e61400cSAlon Levy "atr too long: len %d, but hist/opt %d/%d, T1 0x%X\n", 1850e61400cSAlon Levy len, historical_length, opt_bytes, data[1]); 1860e61400cSAlon Levy /* let it through */ 1870e61400cSAlon Levy } 1880e61400cSAlon Levy DPRINTF(card, D_VERBOSE, 1890e61400cSAlon Levy "atr passes check: %d total length, %d historical, %d optional\n", 1900e61400cSAlon Levy len, historical_length, opt_bytes); 1910e61400cSAlon Levy 1920e61400cSAlon Levy return 1; 1930e61400cSAlon Levy } 1940e61400cSAlon Levy 19549ab747fSPaolo Bonzini static void ccid_card_vscard_handle_message(PassthruState *card, 19649ab747fSPaolo Bonzini VSCMsgHeader *scr_msg_header) 19749ab747fSPaolo Bonzini { 19849ab747fSPaolo Bonzini uint8_t *data = (uint8_t *)&scr_msg_header[1]; 19949ab747fSPaolo Bonzini 20049ab747fSPaolo Bonzini switch (scr_msg_header->type) { 20149ab747fSPaolo Bonzini case VSC_ATR: 20249ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "VSC_ATR %d\n", scr_msg_header->length); 20349ab747fSPaolo Bonzini if (scr_msg_header->length > MAX_ATR_SIZE) { 20449ab747fSPaolo Bonzini error_report("ATR size exceeds spec, ignoring"); 20549ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 20649ab747fSPaolo Bonzini VSC_GENERAL_ERROR); 20749ab747fSPaolo Bonzini break; 20849ab747fSPaolo Bonzini } 2090e61400cSAlon Levy if (!check_atr(card, data, scr_msg_header->length)) { 2100e61400cSAlon Levy error_report("ATR is inconsistent, ignoring"); 2110e61400cSAlon Levy ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 2120e61400cSAlon Levy VSC_GENERAL_ERROR); 2130e61400cSAlon Levy break; 2140e61400cSAlon Levy } 21549ab747fSPaolo Bonzini memcpy(card->atr, data, scr_msg_header->length); 21649ab747fSPaolo Bonzini card->atr_length = scr_msg_header->length; 21749ab747fSPaolo Bonzini ccid_card_card_inserted(&card->base); 21849ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 21949ab747fSPaolo Bonzini VSC_SUCCESS); 22049ab747fSPaolo Bonzini break; 22149ab747fSPaolo Bonzini case VSC_APDU: 22249ab747fSPaolo Bonzini ccid_card_send_apdu_to_guest( 22349ab747fSPaolo Bonzini &card->base, data, scr_msg_header->length); 22449ab747fSPaolo Bonzini break; 22549ab747fSPaolo Bonzini case VSC_CardRemove: 22649ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "VSC_CardRemove\n"); 22749ab747fSPaolo Bonzini ccid_card_card_removed(&card->base); 22849ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, 22949ab747fSPaolo Bonzini scr_msg_header->reader_id, VSC_SUCCESS); 23049ab747fSPaolo Bonzini break; 23149ab747fSPaolo Bonzini case VSC_Init: 23249ab747fSPaolo Bonzini ccid_card_vscard_handle_init( 23349ab747fSPaolo Bonzini card, scr_msg_header, (VSCMsgInit *)data); 23449ab747fSPaolo Bonzini break; 23549ab747fSPaolo Bonzini case VSC_Error: 23649ab747fSPaolo Bonzini ccid_card_card_error(&card->base, *(uint32_t *)data); 23749ab747fSPaolo Bonzini break; 23849ab747fSPaolo Bonzini case VSC_ReaderAdd: 23949ab747fSPaolo Bonzini if (ccid_card_ccid_attach(&card->base) < 0) { 24049ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, VSCARD_UNDEFINED_READER_ID, 24149ab747fSPaolo Bonzini VSC_CANNOT_ADD_MORE_READERS); 24249ab747fSPaolo Bonzini } else { 24349ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, VSCARD_MINIMAL_READER_ID, 24449ab747fSPaolo Bonzini VSC_SUCCESS); 24549ab747fSPaolo Bonzini } 24649ab747fSPaolo Bonzini break; 24749ab747fSPaolo Bonzini case VSC_ReaderRemove: 24849ab747fSPaolo Bonzini ccid_card_ccid_detach(&card->base); 24949ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, 25049ab747fSPaolo Bonzini scr_msg_header->reader_id, VSC_SUCCESS); 25149ab747fSPaolo Bonzini break; 25249ab747fSPaolo Bonzini default: 25349ab747fSPaolo Bonzini printf("usb-ccid: chardev: unexpected message of type %X\n", 25449ab747fSPaolo Bonzini scr_msg_header->type); 25549ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 25649ab747fSPaolo Bonzini VSC_GENERAL_ERROR); 25749ab747fSPaolo Bonzini } 25849ab747fSPaolo Bonzini } 25949ab747fSPaolo Bonzini 26049ab747fSPaolo Bonzini static void ccid_card_vscard_drop_connection(PassthruState *card) 26149ab747fSPaolo Bonzini { 26249ab747fSPaolo Bonzini qemu_chr_delete(card->cs); 26349ab747fSPaolo Bonzini card->vscard_in_pos = card->vscard_in_hdr = 0; 26449ab747fSPaolo Bonzini } 26549ab747fSPaolo Bonzini 26649ab747fSPaolo Bonzini static void ccid_card_vscard_read(void *opaque, const uint8_t *buf, int size) 26749ab747fSPaolo Bonzini { 26849ab747fSPaolo Bonzini PassthruState *card = opaque; 26949ab747fSPaolo Bonzini VSCMsgHeader *hdr; 27049ab747fSPaolo Bonzini 27149ab747fSPaolo Bonzini if (card->vscard_in_pos + size > VSCARD_IN_SIZE) { 27249ab747fSPaolo Bonzini error_report( 27349ab747fSPaolo Bonzini "no room for data: pos %d + size %d > %d. dropping connection.", 27449ab747fSPaolo Bonzini card->vscard_in_pos, size, VSCARD_IN_SIZE); 27549ab747fSPaolo Bonzini ccid_card_vscard_drop_connection(card); 27649ab747fSPaolo Bonzini return; 27749ab747fSPaolo Bonzini } 27849ab747fSPaolo Bonzini assert(card->vscard_in_pos < VSCARD_IN_SIZE); 27949ab747fSPaolo Bonzini assert(card->vscard_in_hdr < VSCARD_IN_SIZE); 28049ab747fSPaolo Bonzini memcpy(card->vscard_in_data + card->vscard_in_pos, buf, size); 28149ab747fSPaolo Bonzini card->vscard_in_pos += size; 28249ab747fSPaolo Bonzini hdr = (VSCMsgHeader *)(card->vscard_in_data + card->vscard_in_hdr); 28349ab747fSPaolo Bonzini 28449ab747fSPaolo Bonzini while ((card->vscard_in_pos - card->vscard_in_hdr >= sizeof(VSCMsgHeader)) 28549ab747fSPaolo Bonzini &&(card->vscard_in_pos - card->vscard_in_hdr >= 28649ab747fSPaolo Bonzini sizeof(VSCMsgHeader) + ntohl(hdr->length))) { 28749ab747fSPaolo Bonzini hdr->reader_id = ntohl(hdr->reader_id); 28849ab747fSPaolo Bonzini hdr->length = ntohl(hdr->length); 28949ab747fSPaolo Bonzini hdr->type = ntohl(hdr->type); 29049ab747fSPaolo Bonzini ccid_card_vscard_handle_message(card, hdr); 29149ab747fSPaolo Bonzini card->vscard_in_hdr += hdr->length + sizeof(VSCMsgHeader); 29249ab747fSPaolo Bonzini hdr = (VSCMsgHeader *)(card->vscard_in_data + card->vscard_in_hdr); 29349ab747fSPaolo Bonzini } 29449ab747fSPaolo Bonzini if (card->vscard_in_hdr == card->vscard_in_pos) { 29549ab747fSPaolo Bonzini card->vscard_in_pos = card->vscard_in_hdr = 0; 29649ab747fSPaolo Bonzini } 29749ab747fSPaolo Bonzini } 29849ab747fSPaolo Bonzini 29949ab747fSPaolo Bonzini static void ccid_card_vscard_event(void *opaque, int event) 30049ab747fSPaolo Bonzini { 30149ab747fSPaolo Bonzini PassthruState *card = opaque; 30249ab747fSPaolo Bonzini 30349ab747fSPaolo Bonzini switch (event) { 30449ab747fSPaolo Bonzini case CHR_EVENT_BREAK: 30549ab747fSPaolo Bonzini card->vscard_in_pos = card->vscard_in_hdr = 0; 30649ab747fSPaolo Bonzini break; 30749ab747fSPaolo Bonzini case CHR_EVENT_FOCUS: 30849ab747fSPaolo Bonzini break; 30949ab747fSPaolo Bonzini case CHR_EVENT_OPENED: 31049ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "%s: CHR_EVENT_OPENED\n", __func__); 31149ab747fSPaolo Bonzini break; 31249ab747fSPaolo Bonzini } 31349ab747fSPaolo Bonzini } 31449ab747fSPaolo Bonzini 31549ab747fSPaolo Bonzini /* End VSCard handling */ 31649ab747fSPaolo Bonzini 31749ab747fSPaolo Bonzini static void passthru_apdu_from_guest( 31849ab747fSPaolo Bonzini CCIDCardState *base, const uint8_t *apdu, uint32_t len) 31949ab747fSPaolo Bonzini { 32049ab747fSPaolo Bonzini PassthruState *card = DO_UPCAST(PassthruState, base, base); 32149ab747fSPaolo Bonzini 32249ab747fSPaolo Bonzini if (!card->cs) { 32349ab747fSPaolo Bonzini printf("ccid-passthru: no chardev, discarding apdu length %d\n", len); 32449ab747fSPaolo Bonzini return; 32549ab747fSPaolo Bonzini } 32649ab747fSPaolo Bonzini ccid_card_vscard_send_apdu(card, apdu, len); 32749ab747fSPaolo Bonzini } 32849ab747fSPaolo Bonzini 32949ab747fSPaolo Bonzini static const uint8_t *passthru_get_atr(CCIDCardState *base, uint32_t *len) 33049ab747fSPaolo Bonzini { 33149ab747fSPaolo Bonzini PassthruState *card = DO_UPCAST(PassthruState, base, base); 33249ab747fSPaolo Bonzini 33349ab747fSPaolo Bonzini *len = card->atr_length; 33449ab747fSPaolo Bonzini return card->atr; 33549ab747fSPaolo Bonzini } 33649ab747fSPaolo Bonzini 33749ab747fSPaolo Bonzini static int passthru_initfn(CCIDCardState *base) 33849ab747fSPaolo Bonzini { 33949ab747fSPaolo Bonzini PassthruState *card = DO_UPCAST(PassthruState, base, base); 34049ab747fSPaolo Bonzini 34149ab747fSPaolo Bonzini card->vscard_in_pos = 0; 34249ab747fSPaolo Bonzini card->vscard_in_hdr = 0; 34349ab747fSPaolo Bonzini if (card->cs) { 34449ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "initing chardev\n"); 34549ab747fSPaolo Bonzini qemu_chr_add_handlers(card->cs, 34649ab747fSPaolo Bonzini ccid_card_vscard_can_read, 34749ab747fSPaolo Bonzini ccid_card_vscard_read, 34849ab747fSPaolo Bonzini ccid_card_vscard_event, card); 34949ab747fSPaolo Bonzini ccid_card_vscard_send_init(card); 35049ab747fSPaolo Bonzini } else { 35149ab747fSPaolo Bonzini error_report("missing chardev"); 35249ab747fSPaolo Bonzini return -1; 35349ab747fSPaolo Bonzini } 354b16352acSAlon Levy card->debug = parse_debug_env("QEMU_CCID_PASSTHRU_DEBUG", D_VERBOSE, 355b16352acSAlon Levy card->debug); 35649ab747fSPaolo Bonzini assert(sizeof(DEFAULT_ATR) <= MAX_ATR_SIZE); 35749ab747fSPaolo Bonzini memcpy(card->atr, DEFAULT_ATR, sizeof(DEFAULT_ATR)); 35849ab747fSPaolo Bonzini card->atr_length = sizeof(DEFAULT_ATR); 35949ab747fSPaolo Bonzini return 0; 36049ab747fSPaolo Bonzini } 36149ab747fSPaolo Bonzini 36249ab747fSPaolo Bonzini static int passthru_exitfn(CCIDCardState *base) 36349ab747fSPaolo Bonzini { 36449ab747fSPaolo Bonzini return 0; 36549ab747fSPaolo Bonzini } 36649ab747fSPaolo Bonzini 36749ab747fSPaolo Bonzini static VMStateDescription passthru_vmstate = { 3686783ecf1SPeter Maydell .name = "ccid-card-passthru", 36949ab747fSPaolo Bonzini .version_id = 1, 37049ab747fSPaolo Bonzini .minimum_version_id = 1, 37149ab747fSPaolo Bonzini .fields = (VMStateField[]) { 37249ab747fSPaolo Bonzini VMSTATE_BUFFER(vscard_in_data, PassthruState), 37349ab747fSPaolo Bonzini VMSTATE_UINT32(vscard_in_pos, PassthruState), 37449ab747fSPaolo Bonzini VMSTATE_UINT32(vscard_in_hdr, PassthruState), 37549ab747fSPaolo Bonzini VMSTATE_BUFFER(atr, PassthruState), 37649ab747fSPaolo Bonzini VMSTATE_UINT8(atr_length, PassthruState), 37749ab747fSPaolo Bonzini VMSTATE_END_OF_LIST() 37849ab747fSPaolo Bonzini } 37949ab747fSPaolo Bonzini }; 38049ab747fSPaolo Bonzini 38149ab747fSPaolo Bonzini static Property passthru_card_properties[] = { 38249ab747fSPaolo Bonzini DEFINE_PROP_CHR("chardev", PassthruState, cs), 38349ab747fSPaolo Bonzini DEFINE_PROP_UINT8("debug", PassthruState, debug, 0), 38449ab747fSPaolo Bonzini DEFINE_PROP_END_OF_LIST(), 38549ab747fSPaolo Bonzini }; 38649ab747fSPaolo Bonzini 38749ab747fSPaolo Bonzini static void passthru_class_initfn(ObjectClass *klass, void *data) 38849ab747fSPaolo Bonzini { 38949ab747fSPaolo Bonzini DeviceClass *dc = DEVICE_CLASS(klass); 39049ab747fSPaolo Bonzini CCIDCardClass *cc = CCID_CARD_CLASS(klass); 39149ab747fSPaolo Bonzini 39249ab747fSPaolo Bonzini cc->initfn = passthru_initfn; 39349ab747fSPaolo Bonzini cc->exitfn = passthru_exitfn; 39449ab747fSPaolo Bonzini cc->get_atr = passthru_get_atr; 39549ab747fSPaolo Bonzini cc->apdu_from_guest = passthru_apdu_from_guest; 396125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 39749ab747fSPaolo Bonzini dc->desc = "passthrough smartcard"; 39849ab747fSPaolo Bonzini dc->vmsd = &passthru_vmstate; 39949ab747fSPaolo Bonzini dc->props = passthru_card_properties; 40049ab747fSPaolo Bonzini } 40149ab747fSPaolo Bonzini 40249ab747fSPaolo Bonzini static const TypeInfo passthru_card_info = { 40349ab747fSPaolo Bonzini .name = PASSTHRU_DEV_NAME, 40449ab747fSPaolo Bonzini .parent = TYPE_CCID_CARD, 40549ab747fSPaolo Bonzini .instance_size = sizeof(PassthruState), 40649ab747fSPaolo Bonzini .class_init = passthru_class_initfn, 40749ab747fSPaolo Bonzini }; 40849ab747fSPaolo Bonzini 40949ab747fSPaolo Bonzini static void ccid_card_passthru_register_types(void) 41049ab747fSPaolo Bonzini { 41149ab747fSPaolo Bonzini type_register_static(&passthru_card_info); 41249ab747fSPaolo Bonzini } 41349ab747fSPaolo Bonzini 41449ab747fSPaolo Bonzini type_init(ccid_card_passthru_register_types) 415