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" 1249ab747fSPaolo Bonzini #include "qemu/sockets.h" 1349ab747fSPaolo Bonzini #include "monitor/monitor.h" 1447b43a1fSPaolo Bonzini #include "ccid.h" 1549ab747fSPaolo Bonzini #include "libcacard/vscard_common.h" 1649ab747fSPaolo Bonzini 1749ab747fSPaolo Bonzini #define DPRINTF(card, lvl, fmt, ...) \ 1849ab747fSPaolo Bonzini do { \ 1949ab747fSPaolo Bonzini if (lvl <= card->debug) { \ 2049ab747fSPaolo Bonzini printf("ccid-card-passthru: " fmt , ## __VA_ARGS__); \ 2149ab747fSPaolo Bonzini } \ 2249ab747fSPaolo Bonzini } while (0) 2349ab747fSPaolo Bonzini 2449ab747fSPaolo Bonzini #define D_WARN 1 2549ab747fSPaolo Bonzini #define D_INFO 2 2649ab747fSPaolo Bonzini #define D_MORE_INFO 3 2749ab747fSPaolo Bonzini #define D_VERBOSE 4 2849ab747fSPaolo Bonzini 2949ab747fSPaolo Bonzini /* TODO: do we still need this? */ 30da000a48SJim Meyering static const uint8_t DEFAULT_ATR[] = { 3149ab747fSPaolo Bonzini /* 3249ab747fSPaolo Bonzini * From some example somewhere 3349ab747fSPaolo Bonzini * 0x3B, 0xB0, 0x18, 0x00, 0xD1, 0x81, 0x05, 0xB1, 0x40, 0x38, 0x1F, 0x03, 0x28 3449ab747fSPaolo Bonzini */ 3549ab747fSPaolo Bonzini 3649ab747fSPaolo Bonzini /* From an Athena smart card */ 3749ab747fSPaolo Bonzini 0x3B, 0xD5, 0x18, 0xFF, 0x80, 0x91, 0xFE, 0x1F, 0xC3, 0x80, 0x73, 0xC8, 0x21, 3849ab747fSPaolo Bonzini 0x13, 0x08 3949ab747fSPaolo Bonzini }; 4049ab747fSPaolo Bonzini 4149ab747fSPaolo Bonzini 4249ab747fSPaolo Bonzini #define PASSTHRU_DEV_NAME "ccid-card-passthru" 4349ab747fSPaolo Bonzini #define VSCARD_IN_SIZE 65536 4449ab747fSPaolo Bonzini 4549ab747fSPaolo Bonzini /* maximum size of ATR - from 7816-3 */ 4649ab747fSPaolo Bonzini #define MAX_ATR_SIZE 40 4749ab747fSPaolo Bonzini 4849ab747fSPaolo Bonzini typedef struct PassthruState PassthruState; 4949ab747fSPaolo Bonzini 5049ab747fSPaolo Bonzini struct PassthruState { 5149ab747fSPaolo Bonzini CCIDCardState base; 5249ab747fSPaolo Bonzini CharDriverState *cs; 5349ab747fSPaolo Bonzini uint8_t vscard_in_data[VSCARD_IN_SIZE]; 5449ab747fSPaolo Bonzini uint32_t vscard_in_pos; 5549ab747fSPaolo Bonzini uint32_t vscard_in_hdr; 5649ab747fSPaolo Bonzini uint8_t atr[MAX_ATR_SIZE]; 5749ab747fSPaolo Bonzini uint8_t atr_length; 5849ab747fSPaolo Bonzini uint8_t debug; 5949ab747fSPaolo Bonzini }; 6049ab747fSPaolo Bonzini 6149ab747fSPaolo Bonzini /* 6249ab747fSPaolo Bonzini * VSCard protocol over chardev 6349ab747fSPaolo Bonzini * This code should not depend on the card type. 6449ab747fSPaolo Bonzini */ 6549ab747fSPaolo Bonzini 6649ab747fSPaolo Bonzini static void ccid_card_vscard_send_msg(PassthruState *s, 6749ab747fSPaolo Bonzini VSCMsgType type, uint32_t reader_id, 6849ab747fSPaolo Bonzini const uint8_t *payload, uint32_t length) 6949ab747fSPaolo Bonzini { 7049ab747fSPaolo Bonzini VSCMsgHeader scr_msg_header; 7149ab747fSPaolo Bonzini 7249ab747fSPaolo Bonzini scr_msg_header.type = htonl(type); 7349ab747fSPaolo Bonzini scr_msg_header.reader_id = htonl(reader_id); 7449ab747fSPaolo Bonzini scr_msg_header.length = htonl(length); 7549ab747fSPaolo Bonzini qemu_chr_fe_write(s->cs, (uint8_t *)&scr_msg_header, sizeof(VSCMsgHeader)); 7649ab747fSPaolo Bonzini qemu_chr_fe_write(s->cs, payload, length); 7749ab747fSPaolo Bonzini } 7849ab747fSPaolo Bonzini 7949ab747fSPaolo Bonzini static void ccid_card_vscard_send_apdu(PassthruState *s, 8049ab747fSPaolo Bonzini const uint8_t *apdu, uint32_t length) 8149ab747fSPaolo Bonzini { 8249ab747fSPaolo Bonzini ccid_card_vscard_send_msg( 8349ab747fSPaolo Bonzini s, VSC_APDU, VSCARD_MINIMAL_READER_ID, apdu, length); 8449ab747fSPaolo Bonzini } 8549ab747fSPaolo Bonzini 8649ab747fSPaolo Bonzini static void ccid_card_vscard_send_error(PassthruState *s, 8749ab747fSPaolo Bonzini uint32_t reader_id, VSCErrorCode code) 8849ab747fSPaolo Bonzini { 8949ab747fSPaolo Bonzini VSCMsgError msg = {.code = htonl(code)}; 9049ab747fSPaolo Bonzini 9149ab747fSPaolo Bonzini ccid_card_vscard_send_msg( 9249ab747fSPaolo Bonzini s, VSC_Error, reader_id, (uint8_t *)&msg, sizeof(msg)); 9349ab747fSPaolo Bonzini } 9449ab747fSPaolo Bonzini 9549ab747fSPaolo Bonzini static void ccid_card_vscard_send_init(PassthruState *s) 9649ab747fSPaolo Bonzini { 9749ab747fSPaolo Bonzini VSCMsgInit msg = { 9849ab747fSPaolo Bonzini .version = htonl(VSCARD_VERSION), 9949ab747fSPaolo Bonzini .magic = VSCARD_MAGIC, 10049ab747fSPaolo Bonzini .capabilities = {0} 10149ab747fSPaolo Bonzini }; 10249ab747fSPaolo Bonzini 10349ab747fSPaolo Bonzini ccid_card_vscard_send_msg(s, VSC_Init, VSCARD_UNDEFINED_READER_ID, 10449ab747fSPaolo Bonzini (uint8_t *)&msg, sizeof(msg)); 10549ab747fSPaolo Bonzini } 10649ab747fSPaolo Bonzini 10749ab747fSPaolo Bonzini static int ccid_card_vscard_can_read(void *opaque) 10849ab747fSPaolo Bonzini { 10949ab747fSPaolo Bonzini PassthruState *card = opaque; 11049ab747fSPaolo Bonzini 11149ab747fSPaolo Bonzini return VSCARD_IN_SIZE >= card->vscard_in_pos ? 11249ab747fSPaolo Bonzini VSCARD_IN_SIZE - card->vscard_in_pos : 0; 11349ab747fSPaolo Bonzini } 11449ab747fSPaolo Bonzini 11549ab747fSPaolo Bonzini static void ccid_card_vscard_handle_init( 11649ab747fSPaolo Bonzini PassthruState *card, VSCMsgHeader *hdr, VSCMsgInit *init) 11749ab747fSPaolo Bonzini { 11849ab747fSPaolo Bonzini uint32_t *capabilities; 11949ab747fSPaolo Bonzini int num_capabilities; 12049ab747fSPaolo Bonzini int i; 12149ab747fSPaolo Bonzini 12249ab747fSPaolo Bonzini capabilities = init->capabilities; 12349ab747fSPaolo Bonzini num_capabilities = 12449ab747fSPaolo Bonzini 1 + ((hdr->length - sizeof(VSCMsgInit)) / sizeof(uint32_t)); 12549ab747fSPaolo Bonzini init->version = ntohl(init->version); 12649ab747fSPaolo Bonzini for (i = 0 ; i < num_capabilities; ++i) { 12749ab747fSPaolo Bonzini capabilities[i] = ntohl(capabilities[i]); 12849ab747fSPaolo Bonzini } 12949ab747fSPaolo Bonzini if (init->magic != VSCARD_MAGIC) { 13049ab747fSPaolo Bonzini error_report("wrong magic"); 13149ab747fSPaolo Bonzini /* we can't disconnect the chardev */ 13249ab747fSPaolo Bonzini } 13349ab747fSPaolo Bonzini if (init->version != VSCARD_VERSION) { 13449ab747fSPaolo Bonzini DPRINTF(card, D_WARN, 13549ab747fSPaolo Bonzini "got version %d, have %d", init->version, VSCARD_VERSION); 13649ab747fSPaolo Bonzini } 13749ab747fSPaolo Bonzini /* future handling of capabilities, none exist atm */ 13849ab747fSPaolo Bonzini ccid_card_vscard_send_init(card); 13949ab747fSPaolo Bonzini } 14049ab747fSPaolo Bonzini 1410e61400cSAlon Levy static int check_atr(PassthruState *card, uint8_t *data, int len) 1420e61400cSAlon Levy { 1430e61400cSAlon Levy int historical_length, opt_bytes; 1440e61400cSAlon Levy int td_count = 0; 1450e61400cSAlon Levy int td; 1460e61400cSAlon Levy 1470e61400cSAlon Levy if (len < 2) { 1480e61400cSAlon Levy return 0; 1490e61400cSAlon Levy } 1500e61400cSAlon Levy historical_length = data[1] & 0xf; 1510e61400cSAlon Levy opt_bytes = 0; 1520e61400cSAlon Levy if (data[0] != 0x3b && data[0] != 0x3f) { 1530e61400cSAlon Levy DPRINTF(card, D_WARN, "atr's T0 is 0x%X, not in {0x3b, 0x3f}\n", 1540e61400cSAlon Levy data[0]); 1550e61400cSAlon Levy return 0; 1560e61400cSAlon Levy } 1570e61400cSAlon Levy td_count = 0; 1580e61400cSAlon Levy td = data[1] >> 4; 1590e61400cSAlon Levy while (td && td_count < 2 && opt_bytes + historical_length + 2 < len) { 1600e61400cSAlon Levy td_count++; 1610e61400cSAlon Levy if (td & 0x1) { 1620e61400cSAlon Levy opt_bytes++; 1630e61400cSAlon Levy } 1640e61400cSAlon Levy if (td & 0x2) { 1650e61400cSAlon Levy opt_bytes++; 1660e61400cSAlon Levy } 1670e61400cSAlon Levy if (td & 0x4) { 1680e61400cSAlon Levy opt_bytes++; 1690e61400cSAlon Levy } 1700e61400cSAlon Levy if (td & 0x8) { 1710e61400cSAlon Levy opt_bytes++; 1720e61400cSAlon Levy td = data[opt_bytes + 2] >> 4; 1730e61400cSAlon Levy } 1740e61400cSAlon Levy } 1750e61400cSAlon Levy if (len < 2 + historical_length + opt_bytes) { 1760e61400cSAlon Levy DPRINTF(card, D_WARN, 1770e61400cSAlon Levy "atr too short: len %d, but historical_len %d, T1 0x%X\n", 1780e61400cSAlon Levy len, historical_length, data[1]); 1790e61400cSAlon Levy return 0; 1800e61400cSAlon Levy } 1810e61400cSAlon Levy if (len > 2 + historical_length + opt_bytes) { 1820e61400cSAlon Levy DPRINTF(card, D_WARN, 1830e61400cSAlon Levy "atr too long: len %d, but hist/opt %d/%d, T1 0x%X\n", 1840e61400cSAlon Levy len, historical_length, opt_bytes, data[1]); 1850e61400cSAlon Levy /* let it through */ 1860e61400cSAlon Levy } 1870e61400cSAlon Levy DPRINTF(card, D_VERBOSE, 1880e61400cSAlon Levy "atr passes check: %d total length, %d historical, %d optional\n", 1890e61400cSAlon Levy len, historical_length, opt_bytes); 1900e61400cSAlon Levy 1910e61400cSAlon Levy return 1; 1920e61400cSAlon Levy } 1930e61400cSAlon Levy 19449ab747fSPaolo Bonzini static void ccid_card_vscard_handle_message(PassthruState *card, 19549ab747fSPaolo Bonzini VSCMsgHeader *scr_msg_header) 19649ab747fSPaolo Bonzini { 19749ab747fSPaolo Bonzini uint8_t *data = (uint8_t *)&scr_msg_header[1]; 19849ab747fSPaolo Bonzini 19949ab747fSPaolo Bonzini switch (scr_msg_header->type) { 20049ab747fSPaolo Bonzini case VSC_ATR: 20149ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "VSC_ATR %d\n", scr_msg_header->length); 20249ab747fSPaolo Bonzini if (scr_msg_header->length > MAX_ATR_SIZE) { 20349ab747fSPaolo Bonzini error_report("ATR size exceeds spec, ignoring"); 20449ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 20549ab747fSPaolo Bonzini VSC_GENERAL_ERROR); 20649ab747fSPaolo Bonzini break; 20749ab747fSPaolo Bonzini } 2080e61400cSAlon Levy if (!check_atr(card, data, scr_msg_header->length)) { 2090e61400cSAlon Levy error_report("ATR is inconsistent, ignoring"); 2100e61400cSAlon Levy ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 2110e61400cSAlon Levy VSC_GENERAL_ERROR); 2120e61400cSAlon Levy break; 2130e61400cSAlon Levy } 21449ab747fSPaolo Bonzini memcpy(card->atr, data, scr_msg_header->length); 21549ab747fSPaolo Bonzini card->atr_length = scr_msg_header->length; 21649ab747fSPaolo Bonzini ccid_card_card_inserted(&card->base); 21749ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 21849ab747fSPaolo Bonzini VSC_SUCCESS); 21949ab747fSPaolo Bonzini break; 22049ab747fSPaolo Bonzini case VSC_APDU: 22149ab747fSPaolo Bonzini ccid_card_send_apdu_to_guest( 22249ab747fSPaolo Bonzini &card->base, data, scr_msg_header->length); 22349ab747fSPaolo Bonzini break; 22449ab747fSPaolo Bonzini case VSC_CardRemove: 22549ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "VSC_CardRemove\n"); 22649ab747fSPaolo Bonzini ccid_card_card_removed(&card->base); 22749ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, 22849ab747fSPaolo Bonzini scr_msg_header->reader_id, VSC_SUCCESS); 22949ab747fSPaolo Bonzini break; 23049ab747fSPaolo Bonzini case VSC_Init: 23149ab747fSPaolo Bonzini ccid_card_vscard_handle_init( 23249ab747fSPaolo Bonzini card, scr_msg_header, (VSCMsgInit *)data); 23349ab747fSPaolo Bonzini break; 23449ab747fSPaolo Bonzini case VSC_Error: 23549ab747fSPaolo Bonzini ccid_card_card_error(&card->base, *(uint32_t *)data); 23649ab747fSPaolo Bonzini break; 23749ab747fSPaolo Bonzini case VSC_ReaderAdd: 23849ab747fSPaolo Bonzini if (ccid_card_ccid_attach(&card->base) < 0) { 23949ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, VSCARD_UNDEFINED_READER_ID, 24049ab747fSPaolo Bonzini VSC_CANNOT_ADD_MORE_READERS); 24149ab747fSPaolo Bonzini } else { 24249ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, VSCARD_MINIMAL_READER_ID, 24349ab747fSPaolo Bonzini VSC_SUCCESS); 24449ab747fSPaolo Bonzini } 24549ab747fSPaolo Bonzini break; 24649ab747fSPaolo Bonzini case VSC_ReaderRemove: 24749ab747fSPaolo Bonzini ccid_card_ccid_detach(&card->base); 24849ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, 24949ab747fSPaolo Bonzini scr_msg_header->reader_id, VSC_SUCCESS); 25049ab747fSPaolo Bonzini break; 25149ab747fSPaolo Bonzini default: 25249ab747fSPaolo Bonzini printf("usb-ccid: chardev: unexpected message of type %X\n", 25349ab747fSPaolo Bonzini scr_msg_header->type); 25449ab747fSPaolo Bonzini ccid_card_vscard_send_error(card, scr_msg_header->reader_id, 25549ab747fSPaolo Bonzini VSC_GENERAL_ERROR); 25649ab747fSPaolo Bonzini } 25749ab747fSPaolo Bonzini } 25849ab747fSPaolo Bonzini 25949ab747fSPaolo Bonzini static void ccid_card_vscard_drop_connection(PassthruState *card) 26049ab747fSPaolo Bonzini { 26149ab747fSPaolo Bonzini qemu_chr_delete(card->cs); 26249ab747fSPaolo Bonzini card->vscard_in_pos = card->vscard_in_hdr = 0; 26349ab747fSPaolo Bonzini } 26449ab747fSPaolo Bonzini 26549ab747fSPaolo Bonzini static void ccid_card_vscard_read(void *opaque, const uint8_t *buf, int size) 26649ab747fSPaolo Bonzini { 26749ab747fSPaolo Bonzini PassthruState *card = opaque; 26849ab747fSPaolo Bonzini VSCMsgHeader *hdr; 26949ab747fSPaolo Bonzini 27049ab747fSPaolo Bonzini if (card->vscard_in_pos + size > VSCARD_IN_SIZE) { 27149ab747fSPaolo Bonzini error_report( 27249ab747fSPaolo Bonzini "no room for data: pos %d + size %d > %d. dropping connection.", 27349ab747fSPaolo Bonzini card->vscard_in_pos, size, VSCARD_IN_SIZE); 27449ab747fSPaolo Bonzini ccid_card_vscard_drop_connection(card); 27549ab747fSPaolo Bonzini return; 27649ab747fSPaolo Bonzini } 27749ab747fSPaolo Bonzini assert(card->vscard_in_pos < VSCARD_IN_SIZE); 27849ab747fSPaolo Bonzini assert(card->vscard_in_hdr < VSCARD_IN_SIZE); 27949ab747fSPaolo Bonzini memcpy(card->vscard_in_data + card->vscard_in_pos, buf, size); 28049ab747fSPaolo Bonzini card->vscard_in_pos += size; 28149ab747fSPaolo Bonzini hdr = (VSCMsgHeader *)(card->vscard_in_data + card->vscard_in_hdr); 28249ab747fSPaolo Bonzini 28349ab747fSPaolo Bonzini while ((card->vscard_in_pos - card->vscard_in_hdr >= sizeof(VSCMsgHeader)) 28449ab747fSPaolo Bonzini &&(card->vscard_in_pos - card->vscard_in_hdr >= 28549ab747fSPaolo Bonzini sizeof(VSCMsgHeader) + ntohl(hdr->length))) { 28649ab747fSPaolo Bonzini hdr->reader_id = ntohl(hdr->reader_id); 28749ab747fSPaolo Bonzini hdr->length = ntohl(hdr->length); 28849ab747fSPaolo Bonzini hdr->type = ntohl(hdr->type); 28949ab747fSPaolo Bonzini ccid_card_vscard_handle_message(card, hdr); 29049ab747fSPaolo Bonzini card->vscard_in_hdr += hdr->length + sizeof(VSCMsgHeader); 29149ab747fSPaolo Bonzini hdr = (VSCMsgHeader *)(card->vscard_in_data + card->vscard_in_hdr); 29249ab747fSPaolo Bonzini } 29349ab747fSPaolo Bonzini if (card->vscard_in_hdr == card->vscard_in_pos) { 29449ab747fSPaolo Bonzini card->vscard_in_pos = card->vscard_in_hdr = 0; 29549ab747fSPaolo Bonzini } 29649ab747fSPaolo Bonzini } 29749ab747fSPaolo Bonzini 29849ab747fSPaolo Bonzini static void ccid_card_vscard_event(void *opaque, int event) 29949ab747fSPaolo Bonzini { 30049ab747fSPaolo Bonzini PassthruState *card = opaque; 30149ab747fSPaolo Bonzini 30249ab747fSPaolo Bonzini switch (event) { 30349ab747fSPaolo Bonzini case CHR_EVENT_BREAK: 30449ab747fSPaolo Bonzini card->vscard_in_pos = card->vscard_in_hdr = 0; 30549ab747fSPaolo Bonzini break; 30649ab747fSPaolo Bonzini case CHR_EVENT_FOCUS: 30749ab747fSPaolo Bonzini break; 30849ab747fSPaolo Bonzini case CHR_EVENT_OPENED: 30949ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "%s: CHR_EVENT_OPENED\n", __func__); 31049ab747fSPaolo Bonzini break; 31149ab747fSPaolo Bonzini } 31249ab747fSPaolo Bonzini } 31349ab747fSPaolo Bonzini 31449ab747fSPaolo Bonzini /* End VSCard handling */ 31549ab747fSPaolo Bonzini 31649ab747fSPaolo Bonzini static void passthru_apdu_from_guest( 31749ab747fSPaolo Bonzini CCIDCardState *base, const uint8_t *apdu, uint32_t len) 31849ab747fSPaolo Bonzini { 31949ab747fSPaolo Bonzini PassthruState *card = DO_UPCAST(PassthruState, base, base); 32049ab747fSPaolo Bonzini 32149ab747fSPaolo Bonzini if (!card->cs) { 32249ab747fSPaolo Bonzini printf("ccid-passthru: no chardev, discarding apdu length %d\n", len); 32349ab747fSPaolo Bonzini return; 32449ab747fSPaolo Bonzini } 32549ab747fSPaolo Bonzini ccid_card_vscard_send_apdu(card, apdu, len); 32649ab747fSPaolo Bonzini } 32749ab747fSPaolo Bonzini 32849ab747fSPaolo Bonzini static const uint8_t *passthru_get_atr(CCIDCardState *base, uint32_t *len) 32949ab747fSPaolo Bonzini { 33049ab747fSPaolo Bonzini PassthruState *card = DO_UPCAST(PassthruState, base, base); 33149ab747fSPaolo Bonzini 33249ab747fSPaolo Bonzini *len = card->atr_length; 33349ab747fSPaolo Bonzini return card->atr; 33449ab747fSPaolo Bonzini } 33549ab747fSPaolo Bonzini 33649ab747fSPaolo Bonzini static int passthru_initfn(CCIDCardState *base) 33749ab747fSPaolo Bonzini { 33849ab747fSPaolo Bonzini PassthruState *card = DO_UPCAST(PassthruState, base, base); 33949ab747fSPaolo Bonzini 34049ab747fSPaolo Bonzini card->vscard_in_pos = 0; 34149ab747fSPaolo Bonzini card->vscard_in_hdr = 0; 34249ab747fSPaolo Bonzini if (card->cs) { 34349ab747fSPaolo Bonzini DPRINTF(card, D_INFO, "initing chardev\n"); 34449ab747fSPaolo Bonzini qemu_chr_add_handlers(card->cs, 34549ab747fSPaolo Bonzini ccid_card_vscard_can_read, 34649ab747fSPaolo Bonzini ccid_card_vscard_read, 34749ab747fSPaolo Bonzini ccid_card_vscard_event, card); 34849ab747fSPaolo Bonzini ccid_card_vscard_send_init(card); 34949ab747fSPaolo Bonzini } else { 35049ab747fSPaolo Bonzini error_report("missing chardev"); 35149ab747fSPaolo Bonzini return -1; 35249ab747fSPaolo Bonzini } 353*b16352acSAlon Levy card->debug = parse_debug_env("QEMU_CCID_PASSTHRU_DEBUG", D_VERBOSE, 354*b16352acSAlon Levy card->debug); 35549ab747fSPaolo Bonzini assert(sizeof(DEFAULT_ATR) <= MAX_ATR_SIZE); 35649ab747fSPaolo Bonzini memcpy(card->atr, DEFAULT_ATR, sizeof(DEFAULT_ATR)); 35749ab747fSPaolo Bonzini card->atr_length = sizeof(DEFAULT_ATR); 35849ab747fSPaolo Bonzini return 0; 35949ab747fSPaolo Bonzini } 36049ab747fSPaolo Bonzini 36149ab747fSPaolo Bonzini static int passthru_exitfn(CCIDCardState *base) 36249ab747fSPaolo Bonzini { 36349ab747fSPaolo Bonzini return 0; 36449ab747fSPaolo Bonzini } 36549ab747fSPaolo Bonzini 36649ab747fSPaolo Bonzini static VMStateDescription passthru_vmstate = { 36749ab747fSPaolo Bonzini .name = PASSTHRU_DEV_NAME, 36849ab747fSPaolo Bonzini .version_id = 1, 36949ab747fSPaolo Bonzini .minimum_version_id = 1, 37049ab747fSPaolo Bonzini .fields = (VMStateField[]) { 37149ab747fSPaolo Bonzini VMSTATE_BUFFER(vscard_in_data, PassthruState), 37249ab747fSPaolo Bonzini VMSTATE_UINT32(vscard_in_pos, PassthruState), 37349ab747fSPaolo Bonzini VMSTATE_UINT32(vscard_in_hdr, PassthruState), 37449ab747fSPaolo Bonzini VMSTATE_BUFFER(atr, PassthruState), 37549ab747fSPaolo Bonzini VMSTATE_UINT8(atr_length, PassthruState), 37649ab747fSPaolo Bonzini VMSTATE_END_OF_LIST() 37749ab747fSPaolo Bonzini } 37849ab747fSPaolo Bonzini }; 37949ab747fSPaolo Bonzini 38049ab747fSPaolo Bonzini static Property passthru_card_properties[] = { 38149ab747fSPaolo Bonzini DEFINE_PROP_CHR("chardev", PassthruState, cs), 38249ab747fSPaolo Bonzini DEFINE_PROP_UINT8("debug", PassthruState, debug, 0), 38349ab747fSPaolo Bonzini DEFINE_PROP_END_OF_LIST(), 38449ab747fSPaolo Bonzini }; 38549ab747fSPaolo Bonzini 38649ab747fSPaolo Bonzini static void passthru_class_initfn(ObjectClass *klass, void *data) 38749ab747fSPaolo Bonzini { 38849ab747fSPaolo Bonzini DeviceClass *dc = DEVICE_CLASS(klass); 38949ab747fSPaolo Bonzini CCIDCardClass *cc = CCID_CARD_CLASS(klass); 39049ab747fSPaolo Bonzini 39149ab747fSPaolo Bonzini cc->initfn = passthru_initfn; 39249ab747fSPaolo Bonzini cc->exitfn = passthru_exitfn; 39349ab747fSPaolo Bonzini cc->get_atr = passthru_get_atr; 39449ab747fSPaolo Bonzini cc->apdu_from_guest = passthru_apdu_from_guest; 39549ab747fSPaolo Bonzini dc->desc = "passthrough smartcard"; 39649ab747fSPaolo Bonzini dc->vmsd = &passthru_vmstate; 39749ab747fSPaolo Bonzini dc->props = passthru_card_properties; 39849ab747fSPaolo Bonzini } 39949ab747fSPaolo Bonzini 40049ab747fSPaolo Bonzini static const TypeInfo passthru_card_info = { 40149ab747fSPaolo Bonzini .name = PASSTHRU_DEV_NAME, 40249ab747fSPaolo Bonzini .parent = TYPE_CCID_CARD, 40349ab747fSPaolo Bonzini .instance_size = sizeof(PassthruState), 40449ab747fSPaolo Bonzini .class_init = passthru_class_initfn, 40549ab747fSPaolo Bonzini }; 40649ab747fSPaolo Bonzini 40749ab747fSPaolo Bonzini static void ccid_card_passthru_register_types(void) 40849ab747fSPaolo Bonzini { 40949ab747fSPaolo Bonzini type_register_static(&passthru_card_info); 41049ab747fSPaolo Bonzini } 41149ab747fSPaolo Bonzini 41249ab747fSPaolo Bonzini type_init(ccid_card_passthru_register_types) 413