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opensc/src/libopensc/card-starcos.c

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/*
* card-starcos.c: Support for STARCOS SPK 2.3 cards
*
* Copyright (C) 2003 Jörn Zukowski <zukowski@trustcenter.de> and
* Nils Larsch <larsch@trustcenter.de>, TrustCenter AG
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include "asn1.h"
#include "cardctl.h"
#include "internal.h"
#include "iso7816.h"
static struct sc_atr_table starcos_atrs[] = {
{ "3B:B7:94:00:c0:24:31:fe:65:53:50:4b:32:33:90:00:b4", NULL, NULL, SC_CARD_TYPE_STARCOS_GENERIC, 0, NULL },
{ "3B:B7:94:00:81:31:fe:65:53:50:4b:32:33:90:00:d1", NULL, NULL, SC_CARD_TYPE_STARCOS_GENERIC, 0, NULL },
{ "3b:b7:18:00:c0:3e:31:fe:65:53:50:4b:32:34:90:00:25", NULL, NULL, SC_CARD_TYPE_STARCOS_GENERIC, 0, NULL },
{ "3b:d8:18:ff:81:b1:fe:45:1f:03:80:64:04:1a:b4:03:81:05:61", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_4, 0, NULL },
{ "3B:9B:96:C0:0A:31:FE:45:80:67:04:1E:B5:01:00:89:4C:81:05:45", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_5, 0, NULL },
{ "3B:DB:96:FF:81:31:FE:45:80:67:05:34:B5:02:01:C0:A1:81:05:3C", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_5, 0, NULL },
{ "3B:D9:96:FF:81:31:FE:45:80:31:B8:73:86:01:C0:81:05:02", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_5, 0, NULL },
{ "3B:DF:96:FF:81:31:FE:45:80:5B:44:45:2E:42:4E:4F:54:4B:31:31:31:81:05:A0", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_5, 0, NULL },
{ "3B:DF:96:FF:81:31:FE:45:80:5B:44:45:2E:42:4E:4F:54:4B:31:30:30:81:05:A0", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_5, 0, NULL },
{ "3B:D9:96:FF:81:31:FE:45:80:31:B8:73:86:01:E0:81:05:22", NULL, NULL, SC_CARD_TYPE_STARCOS_V3_5, 0, NULL },
{ NULL, NULL, NULL, 0, 0, NULL }
};
static struct sc_card_operations starcos_ops;
static struct sc_card_operations *iso_ops = NULL;
static struct sc_card_driver starcos_drv = {
"STARCOS",
"starcos",
&starcos_ops,
NULL, 0, NULL
};
static const struct sc_card_error starcos_errors[] =
{
{ 0x6600, SC_ERROR_INCORRECT_PARAMETERS, "Error setting the security env"},
{ 0x66F0, SC_ERROR_INCORRECT_PARAMETERS, "No space left for padding"},
{ 0x69F0, SC_ERROR_NOT_ALLOWED, "Command not allowed"},
{ 0x6A89, SC_ERROR_FILE_ALREADY_EXISTS, "Files exists"},
{ 0x6A8A, SC_ERROR_FILE_ALREADY_EXISTS, "Application exists"},
{ 0x6F01, SC_ERROR_CARD_CMD_FAILED, "public key not complete"},
{ 0x6F02, SC_ERROR_CARD_CMD_FAILED, "data overflow"},
{ 0x6F03, SC_ERROR_CARD_CMD_FAILED, "invalid command sequence"},
{ 0x6F05, SC_ERROR_CARD_CMD_FAILED, "security environment invalid"},
{ 0x6F07, SC_ERROR_FILE_NOT_FOUND, "key part not found"},
{ 0x6F08, SC_ERROR_CARD_CMD_FAILED, "signature failed"},
{ 0x6F0A, SC_ERROR_INCORRECT_PARAMETERS, "key format does not match key length"},
{ 0x6F0B, SC_ERROR_INCORRECT_PARAMETERS, "length of key component inconsistent with algorithm"},
{ 0x6F81, SC_ERROR_CARD_CMD_FAILED, "system error"}
};
/* internal structure to save the current security environment */
typedef struct starcos_ex_data_st {
int sec_ops; /* the currently selected security operation,
* i.e. SC_SEC_OPERATION_AUTHENTICATE etc. */
unsigned int fix_digestInfo;
} starcos_ex_data;
#define CHECK_NOT_SUPPORTED_V3_4(card) \
do { \
if ((card)->type == SC_CARD_TYPE_STARCOS_V3_4) { \
sc_debug((card)->ctx, SC_LOG_DEBUG_NORMAL, \
"not supported for STARCOS 3.4 cards"); \
return SC_ERROR_NOT_SUPPORTED; \
} \
} while (0);
/* the starcos part */
static int starcos_match_card(sc_card_t *card)
{
int i;
i = _sc_match_atr(card, starcos_atrs, &card->type);
if (i < 0)
return 0;
return 1;
}
static int starcos_init(sc_card_t *card)
{
unsigned int flags;
starcos_ex_data *ex_data;
ex_data = calloc(1, sizeof(starcos_ex_data));
if (ex_data == NULL)
return SC_ERROR_OUT_OF_MEMORY;
card->name = "STARCOS";
card->cla = 0x00;
card->drv_data = (void *)ex_data;
flags = SC_ALGORITHM_RSA_PAD_PKCS1
| SC_ALGORITHM_ONBOARD_KEY_GEN
| SC_ALGORITHM_RSA_PAD_ISO9796
| SC_ALGORITHM_RSA_HASH_NONE
| SC_ALGORITHM_RSA_HASH_SHA1
| SC_ALGORITHM_RSA_HASH_MD5
| SC_ALGORITHM_RSA_HASH_RIPEMD160
| SC_ALGORITHM_RSA_HASH_MD5_SHA1;
card->caps = SC_CARD_CAP_RNG;
if (card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5) {
if (card->type == SC_CARD_TYPE_STARCOS_V3_4)
card->name = "STARCOS 3.4";
else
card->name = "STARCOS 3.5";
card->caps |= SC_CARD_CAP_ISO7816_PIN_INFO;
flags |= SC_CARD_FLAG_RNG
| SC_ALGORITHM_RSA_HASH_SHA224
| SC_ALGORITHM_RSA_HASH_SHA256
| SC_ALGORITHM_RSA_HASH_SHA384
| SC_ALGORITHM_RSA_HASH_SHA512;
_sc_card_add_rsa_alg(card, 512, flags, 0x10001);
_sc_card_add_rsa_alg(card, 768, flags, 0x10001);
_sc_card_add_rsa_alg(card,1024, flags, 0x10001);
_sc_card_add_rsa_alg(card,1728, flags, 0x10001);
_sc_card_add_rsa_alg(card,1976, flags, 0x10001);
_sc_card_add_rsa_alg(card,2048, flags, 0x10001);
} else {
_sc_card_add_rsa_alg(card, 512, flags, 0x10001);
_sc_card_add_rsa_alg(card, 768, flags, 0x10001);
_sc_card_add_rsa_alg(card,1024, flags, 0x10001);
/* we need read_binary&friends with max 128 bytes per read */
card->max_send_size = 128;
card->max_recv_size = 128;
}
if (sc_parse_ef_atr(card) == SC_SUCCESS) {
if (card->ef_atr->card_capabilities & ISO7816_CAP_EXTENDED_LENGTH) {
card->caps |= SC_CARD_CAP_APDU_EXT;
}
if (card->ef_atr->max_response_apdu > 0) {
card->max_recv_size = card->ef_atr->max_response_apdu;
}
if (card->ef_atr->max_command_apdu > 0) {
card->max_send_size = card->ef_atr->max_command_apdu;
}
}
return 0;
}
static int starcos_finish(sc_card_t *card)
{
if (card->drv_data)
free((starcos_ex_data *)card->drv_data);
return 0;
}
static int process_fci(sc_context_t *ctx, sc_file_t *file,
const u8 *buf, size_t buflen)
{
/* NOTE: According to the Starcos S 2.1 manual it's possible
* that a SELECT DF returns as a FCI arbitrary data which
* is stored in a object file (in the corresponding DF)
* with the tag 0x6f.
*/
size_t taglen, len = buflen;
const u8 *tag = NULL, *p;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "processing FCI bytes\n");
if (buflen < 2)
return SC_ERROR_INTERNAL;
if (buf[0] != 0x6f)
return SC_ERROR_INVALID_DATA;
len = (size_t)buf[1];
if (buflen - 2 < len)
return SC_ERROR_INVALID_DATA;
p = buf + 2;
/* defaults */
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_UNKNOWN;
file->shareable = 0;
file->record_length = 0;
file->size = 0;
tag = sc_asn1_find_tag(ctx, p, len, 0x80, &taglen);
if (tag != NULL && taglen >= 2) {
int bytes = (tag[0] << 8) + tag[1];
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" bytes in file: %d\n", bytes);
file->size = bytes;
}
tag = sc_asn1_find_tag(ctx, p, len, 0x82, &taglen);
if (tag != NULL) {
const char *type = "unknown";
const char *structure = "unknown";
if (taglen == 1 && tag[0] == 0x01) {
/* transparent EF */
type = "working EF";
structure = "transparent";
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_TRANSPARENT;
} else if (taglen == 1 && tag[0] == 0x11) {
/* object EF */
type = "working EF";
structure = "object";
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_TRANSPARENT; /* TODO */
} else if (taglen == 3 && tag[1] == 0x21) {
type = "working EF";
file->record_length = tag[2];
file->type = SC_FILE_TYPE_WORKING_EF;
/* linear fixed, cyclic or compute */
switch ( tag[0] )
{
case 0x02:
structure = "linear fixed";
file->ef_structure = SC_FILE_EF_LINEAR_FIXED;
break;
case 0x07:
structure = "cyclic";
file->ef_structure = SC_FILE_EF_CYCLIC;
break;
case 0x17:
structure = "compute";
file->ef_structure = SC_FILE_EF_UNKNOWN;
break;
default:
structure = "unknown";
file->ef_structure = SC_FILE_EF_UNKNOWN;
file->record_length = 0;
break;
}
}
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" type: %s\n", type);
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" EF structure: %s\n", structure);
}
file->magic = SC_FILE_MAGIC;
return SC_SUCCESS;
}
static int process_fci_v3_4(sc_context_t *ctx, sc_file_t *file,
const u8 *buf, size_t buflen)
{
size_t taglen, len = buflen;
const u8 *tag = NULL, *p;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"processing %"SC_FORMAT_LEN_SIZE_T"u FCI bytes\n", buflen);
if (buflen < 2)
return SC_ERROR_INTERNAL;
if (buf[0] != 0x6f)
return SC_ERROR_INVALID_DATA;
len = (size_t)buf[1];
if (buflen - 2 < len)
return SC_ERROR_INVALID_DATA;
/* defaults */
file->type = SC_FILE_TYPE_WORKING_EF;
if (len == 0) {
SC_FUNC_RETURN(ctx, 2, SC_SUCCESS);
}
p = buf + 2;
file->ef_structure = SC_FILE_TYPE_DF;
file->shareable = 1;
tag = sc_asn1_find_tag(ctx, p, len, 0x84, &taglen);
if (tag != NULL && taglen > 0 && taglen <= 16) {
memcpy(file->name, tag, taglen);
file->namelen = taglen;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "filename %s",
sc_dump_hex(file->name, file->namelen));
}
return SC_SUCCESS;
}
static int process_fcp_v3_4(sc_context_t *ctx, sc_file_t *file,
const u8 *buf, size_t buflen)
{
size_t taglen, len = buflen;
const u8 *tag = NULL, *p;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"processing %"SC_FORMAT_LEN_SIZE_T"u FCP bytes\n", buflen);
if (buflen < 2)
return SC_ERROR_INTERNAL;
if (buf[0] != 0x62)
return SC_ERROR_INVALID_DATA;
len = (size_t)buf[1];
if (buflen - 2 < len)
return SC_ERROR_INVALID_DATA;
p = buf + 2;
tag = sc_asn1_find_tag(ctx, p, len, 0x80, &taglen);
if (tag != NULL && taglen >= 2) {
int bytes = (tag[0] << 8) + tag[1];
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" bytes in file: %d\n", bytes);
file->size = bytes;
}
tag = sc_asn1_find_tag(ctx, p, len, 0xc5, &taglen);
if (tag != NULL && taglen >= 2) {
int bytes = (tag[0] << 8) + tag[1];
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" bytes in file 2: %d\n", bytes);
file->size = bytes;
}
tag = sc_asn1_find_tag(ctx, p, len, 0x82, &taglen);
if (tag != NULL) {
const char *type = "unknown";
const char *structure = "unknown";
if (taglen >= 1) {
unsigned char byte = tag[0];
if (byte & 0x40) {
file->shareable = 1;
}
if (byte == 0x38) {
type = "DF";
file->type = SC_FILE_TYPE_DF;
file->shareable = 1;
}
switch (byte & 7) {
case 1:
/* transparent EF */
type = "working EF";
structure = "transparent";
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_TRANSPARENT;
break;
case 2:
/* linear fixed EF */
type = "working EF";
structure = "linear fixed";
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_LINEAR_FIXED;
break;
case 4:
/* linear variable EF */
type = "working EF";
structure = "linear variable";
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_LINEAR_VARIABLE;
break;
case 6:
/* cyclic EF */
type = "working EF";
structure = "cyclic";
file->type = SC_FILE_TYPE_WORKING_EF;
file->ef_structure = SC_FILE_EF_CYCLIC;
break;
default:
/* use defaults from above */
break;
}
}
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" type: %s\n", type);
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" EF structure: %s\n", structure);
if (taglen >= 2) {
if (tag[1] != 0x41 || taglen != 5) {
SC_FUNC_RETURN(ctx, 2,SC_ERROR_INVALID_DATA);
}
/* formatted EF */
file->record_length = (tag[2] << 8) + tag[3];
file->record_count = tag[4];
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
" rec_len: %d rec_cnt: %d\n\n",
file->record_length, file->record_count);
}
}
tag = sc_asn1_find_tag(ctx, p, len, 0x83, &taglen);
if (tag != NULL && taglen >= 2) {
file->id = (tag[0] << 8) | tag[1];
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, " file identifier: 0x%02X%02X\n",
tag[0], tag[1]);
}
tag = sc_asn1_find_tag(ctx, p, len, 0x84, &taglen);
if (tag != NULL && taglen > 0 && taglen <= 16) {
memcpy(file->name, tag, taglen);
file->namelen = taglen;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, " filename %s",
sc_dump_hex(file->name, file->namelen));
}
tag = sc_asn1_find_tag(ctx, p, len, 0x8a, &taglen);
if (tag != NULL && taglen == 1) {
char* status = "unknown";
switch (tag[0]) {
case 1:
status = "creation";
file->status = SC_FILE_STATUS_CREATION;
break;
case 5:
status = "operational active";
file->status = SC_FILE_STATUS_ACTIVATED;
break;
case 12:
case 13:
status = "creation";
file->status = SC_FILE_STATUS_INVALIDATED;
break;
default:
break;
}
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, " file status: %s\n", status);
}
file->magic = SC_FILE_MAGIC;
return SC_SUCCESS;
}
static int starcos_select_aid(sc_card_t *card,
u8 aid[16], size_t len,
sc_file_t **file_out)
{
sc_apdu_t apdu;
int r;
size_t i = 0;
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xA4, 0x04, 0x0C);
apdu.lc = len;
apdu.data = (u8*)aid;
apdu.datalen = len;
apdu.resplen = 0;
apdu.le = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
/* check return value */
if (!(apdu.sw1 == 0x90 && apdu.sw2 == 0x00) && apdu.sw1 != 0x61 )
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
/* update cache */
card->cache.current_path.type = SC_PATH_TYPE_DF_NAME;
card->cache.current_path.len = len;
memcpy(card->cache.current_path.value, aid, len);
if (file_out) {
sc_file_t *file = sc_file_new();
if (!file)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_ERROR_OUT_OF_MEMORY);
file->type = SC_FILE_TYPE_DF;
file->ef_structure = SC_FILE_EF_UNKNOWN;
file->path.len = 0;
file->size = 0;
/* AID */
for (i = 0; i < len; i++)
file->name[i] = aid[i];
file->namelen = len;
file->id = 0x0000;
file->magic = SC_FILE_MAGIC;
*file_out = file;
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_SUCCESS);
}
static int starcos_select_fid(sc_card_t *card,
unsigned int id_hi, unsigned int id_lo,
sc_file_t **file_out, int is_file)
{
sc_apdu_t apdu;
u8 data[] = {id_hi & 0xff, id_lo & 0xff};
u8 resp[SC_MAX_APDU_BUFFER_SIZE];
int bIsDF = 0, r;
int isFCP = 0;
int isMF = 0;
/* request FCI to distinguish between EFs and DFs */
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0xA4, 0x00, 0x00);
apdu.p2 = 0x00;
apdu.resp = (u8*)resp;
apdu.resplen = SC_MAX_APDU_BUFFER_SIZE;
apdu.le = 256;
apdu.lc = 2;
apdu.data = (u8*)data;
apdu.datalen = 2;
if (card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5) {
if (id_hi == 0x3f && id_lo == 0x0) {
apdu.p1 = 0x0;
apdu.p2 = 0x0;
isMF = 1;
} else if (file_out || is_file) {
// last component (i.e. file or path)
apdu.p1 = 0x2;
apdu.p2 = 0x4;
} else {
// path component
apdu.p1 = 0x1;
apdu.p2 = 0x0;
}
}
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.p2 == 0x00 && apdu.sw1 == 0x62 && apdu.sw2 == 0x84 ) {
/* no FCI => we have a DF (see comment in process_fci()) */
bIsDF = 1;
apdu.p2 = 0x0C;
apdu.cse = SC_APDU_CASE_3_SHORT;
apdu.resplen = 0;
apdu.le = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU re-transmit failed");
} else if ((card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5)
&& apdu.p2 == 0x4 && apdu.sw1 == 0x6a && apdu.sw2 == 0x82) {
/* not a file, could be a path */
bIsDF = 1;
apdu.p1 = 0x1;
apdu.p2 = 0x0;
apdu.resplen = sizeof(resp);
apdu.le = 256;
apdu.lc = 2;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU re-transmit failed");
} else if (apdu.sw1 == 0x61 || (apdu.sw1 == 0x90 && apdu.sw2 == 0x00 && !isMF)) {
/* SELECT returned some data (possible FCI) =>
* try a READ BINARY to see if a EF is selected */
sc_apdu_t apdu2;
u8 resp2[2];
sc_format_apdu(card, &apdu2, SC_APDU_CASE_2_SHORT, 0xB0, 0, 0);
apdu2.resp = (u8*)resp2;
apdu2.resplen = 2;
apdu2.le = 1;
apdu2.lc = 0;
r = sc_transmit_apdu(card, &apdu2);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu2.sw1 == 0x69 && apdu2.sw2 == 0x86) {
/* no current EF is selected => we have a DF */
bIsDF = 1;
} else {
isFCP = 1;
}
}
if (apdu.sw1 != 0x61 && (apdu.sw1 != 0x90 || apdu.sw2 != 0x00))
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
/* update cache */
if (bIsDF || isMF) {
card->cache.current_path.type = SC_PATH_TYPE_PATH;
card->cache.current_path.value[0] = 0x3f;
card->cache.current_path.value[1] = 0x00;
if (id_hi == 0x3f && id_lo == 0x00)
card->cache.current_path.len = 2;
else {
card->cache.current_path.len = 4;
card->cache.current_path.value[2] = id_hi;
card->cache.current_path.value[3] = id_lo;
}
}
if (file_out) {
sc_file_t *file = sc_file_new();
if (!file)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_ERROR_OUT_OF_MEMORY);
file->id = (id_hi << 8) + id_lo;
file->path = card->cache.current_path;
if (bIsDF) {
/* we have a DF */
file->type = SC_FILE_TYPE_DF;
file->ef_structure = SC_FILE_EF_UNKNOWN;
file->size = 0;
file->namelen = 0;
file->magic = SC_FILE_MAGIC;
*file_out = file;
} else {
/* ok, assume we have a EF */
if (card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5) {
if (isFCP) {
r = process_fcp_v3_4(card->ctx, file, apdu.resp,
apdu.resplen);
} else {
r = process_fci_v3_4(card->ctx, file, apdu.resp,
apdu.resplen);
}
} else {
r = process_fci(card->ctx, file, apdu.resp,
apdu.resplen);
}
if (r != SC_SUCCESS) {
sc_file_free(file);
return r;
}
*file_out = file;
}
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_SUCCESS);
}
static int starcos_select_file(sc_card_t *card,
const sc_path_t *in_path,
sc_file_t **file_out)
{
u8 pathbuf[SC_MAX_PATH_SIZE], *path = pathbuf;
int r;
size_t i, pathlen;
char pbuf[SC_MAX_PATH_STRING_SIZE];
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
r = sc_path_print(pbuf, sizeof(pbuf), &card->cache.current_path);
if (r != SC_SUCCESS)
pbuf[0] = '\0';
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
"current path (%s, %s): %s (len: %"SC_FORMAT_LEN_SIZE_T"u)\n",
card->cache.current_path.type == SC_PATH_TYPE_DF_NAME ?
"aid" : "path",
card->cache.valid ? "valid" : "invalid", pbuf,
card->cache.current_path.len);
memcpy(path, in_path->value, in_path->len);
pathlen = in_path->len;
if (in_path->type == SC_PATH_TYPE_FILE_ID)
{ /* SELECT EF/DF with ID */
/* Select with 2byte File-ID */
if (pathlen != 2)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE,SC_ERROR_INVALID_ARGUMENTS);
return starcos_select_fid(card, path[0], path[1], file_out, 1);
}
else if (in_path->type == SC_PATH_TYPE_DF_NAME)
{ /* SELECT DF with AID */
/* Select with 1-16byte Application-ID */
if (card->cache.valid
&& card->cache.current_path.type == SC_PATH_TYPE_DF_NAME
&& card->cache.current_path.len == pathlen
&& memcmp(card->cache.current_path.value, pathbuf, pathlen) == 0 )
{
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL, "cache hit\n");
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_SUCCESS);
}
else
return starcos_select_aid(card, pathbuf, pathlen, file_out);
}
else if (in_path->type == SC_PATH_TYPE_PATH)
{
u8 n_pathbuf[SC_MAX_PATH_SIZE];
int bMatch = -1;
/* Select with path (sequence of File-IDs) */
/* Starcos (S 2.1 and SPK 2.3) only supports one
* level of subdirectories, therefore a path is
* at most 3 FID long (the last one being the FID
* of a EF) => pathlen must be even and less than 6
*/
if (pathlen%2 != 0 || pathlen > 6 || pathlen <= 0)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
/* if pathlen == 6 then the first FID must be MF (== 3F00) */
if (pathlen == 6 && ( path[0] != 0x3f || path[1] != 0x00 ))
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
if (card->type != SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5
|| (pathlen == 0 && card->cache.current_path.type != SC_PATH_TYPE_DF_NAME)) {
/* unify path (the first FID should be MF) */
if (path[0] != 0x3f || path[1] != 0x00)
{
n_pathbuf[0] = 0x3f;
n_pathbuf[1] = 0x00;
for (i=0; i< pathlen; i++)
n_pathbuf[i+2] = pathbuf[i];
path = n_pathbuf;
pathlen += 2;
}
}
/* check current working directory */
if (card->cache.valid
&& card->cache.current_path.type == SC_PATH_TYPE_PATH
&& card->cache.current_path.len >= 2
&& card->cache.current_path.len <= pathlen )
{
bMatch = 0;
for (i=0; i < card->cache.current_path.len; i+=2)
if (card->cache.current_path.value[i] == path[i]
&& card->cache.current_path.value[i+1] == path[i+1] )
bMatch += 2;
if ((card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5)
&& bMatch > 0 && (size_t) bMatch < card->cache.current_path.len) {
/* we're in the wrong folder, start traversing from root */
bMatch = 0;
card->cache.current_path.len = 0;
}
}
if ( card->cache.valid && bMatch >= 0 )
{
if ( pathlen - bMatch == 2 )
/* we are in the right directory */
return starcos_select_fid(card, path[bMatch], path[bMatch+1], file_out, 1);
else if ( pathlen - bMatch > 2 )
{
/* two more steps to go */
sc_path_t new_path;
/* first step: change directory */
r = starcos_select_fid(card, path[bMatch], path[bMatch+1], NULL, 0);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "SELECT FILE (DF-ID) failed");
memset(&new_path, 0, sizeof(sc_path_t));
new_path.type = SC_PATH_TYPE_PATH;
new_path.len = pathlen - bMatch-2;
memcpy(new_path.value, &(path[bMatch+2]), new_path.len);
/* final step: select file */
return starcos_select_file(card, &new_path, file_out);
}
else /* if (bMatch - pathlen == 0) */
{
/* done: we are already in the
* requested directory */
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
"cache hit\n");
/* copy file info (if necessary) */
if (file_out) {
sc_file_t *file = sc_file_new();
if (!file)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_ERROR_OUT_OF_MEMORY);
file->id = (path[pathlen-2] << 8) +
path[pathlen-1];
file->path = card->cache.current_path;
file->type = SC_FILE_TYPE_DF;
file->ef_structure = SC_FILE_EF_UNKNOWN;
file->size = 0;
file->namelen = 0;
file->magic = SC_FILE_MAGIC;
*file_out = file;
}
/* nothing left to do */
return SC_SUCCESS;
}
}
else
{
/* no usable cache */
for ( i=0; i<pathlen-2; i+=2 )
{
r = starcos_select_fid(card, path[i], path[i+1], NULL, 0);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "SELECT FILE (DF-ID) failed");
}
return starcos_select_fid(card, path[pathlen-2], path[pathlen-1], file_out, 1);
}
}
else
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
}
#define STARCOS_AC_ALWAYS 0x9f
#define STARCOS_AC_NEVER 0x5f
#define STARCOS_PINID2STATE(a) ((((a) & 0x0f) == 0x01) ? ((a) & 0x0f) : (0x0f - ((0x0f & (a)) >> 1)))
static u8 process_acl_entry(sc_file_t *in, unsigned int method, unsigned int in_def)
{
u8 def = (u8)in_def;
const sc_acl_entry_t *entry = sc_file_get_acl_entry(in, method);
if (!entry)
return def;
else if (entry->method & SC_AC_CHV) {
unsigned int key_ref = entry->key_ref;
if (key_ref == SC_AC_KEY_REF_NONE)
return def;
else if ((key_ref & 0x0f) == 1)
/* SOPIN */
return (key_ref & 0x80 ? 0x10 : 0x00) | 0x01;
else
return (key_ref & 0x80 ? 0x10 : 0x00) | STARCOS_PINID2STATE(key_ref);
} else if (entry->method & SC_AC_NEVER)
return STARCOS_AC_NEVER;
else
return def;
}
/** starcos_process_acl
* \param card pointer to the sc_card object
* \param file pointer to the sc_file object
* \param data pointer to a sc_starcos_create_data structure
* \return SC_SUCCESS if no error occurred otherwise error code
*
* This function tries to create a somewhat usable Starcos spk 2.3 acl
* from the OpenSC internal acl (storing the result in the supplied
* sc_starcos_create_data structure).
*/
static int starcos_process_acl(sc_card_t *card, sc_file_t *file,
sc_starcos_create_data *data)
{
u8 tmp, *p;
static const u8 def_key[] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08};
if (file->type == SC_FILE_TYPE_DF && file->id == 0x3f00) {
p = data->data.mf.header;
memcpy(p, def_key, 8);
p += 8;
*p++ = (file->size >> 8) & 0xff;
*p++ = file->size & 0xff;
/* guess isf size (mf_size / 4) */
*p++ = (file->size >> 10) & 0xff;
*p++ = (file->size >> 2) & 0xff;
/* ac create ef */
*p++ = process_acl_entry(file,SC_AC_OP_CREATE,STARCOS_AC_ALWAYS);
/* ac create key */
*p++ = process_acl_entry(file,SC_AC_OP_CREATE,STARCOS_AC_ALWAYS);
/* ac create df */
*p++ = process_acl_entry(file,SC_AC_OP_CREATE,STARCOS_AC_ALWAYS);
/* use the same ac for register df and create df */
*p++ = data->data.mf.header[14];
/* if sm is required use combined mode */
if (file->acl[SC_AC_OP_CREATE] && (sc_file_get_acl_entry(file, SC_AC_OP_CREATE))->method & SC_AC_PRO)
tmp = 0x03; /* combinde mode */
else
tmp = 0x00; /* no sm */
*p++ = tmp; /* use the same sm mode for all ops */
*p++ = tmp;
*p = tmp;
data->type = SC_STARCOS_MF_DATA;
return SC_SUCCESS;
} else if (file->type == SC_FILE_TYPE_DF){
p = data->data.df.header;
*p++ = (file->id >> 8) & 0xff;
*p++ = file->id & 0xff;
if (file->namelen) {
/* copy aid */
*p++ = file->namelen & 0xff;
memset(p, 0, 16);
memcpy(p, file->name, (u8)file->namelen);
p += 16;
} else {
/* (mis)use the fid as aid */
*p++ = 2;
memset(p, 0, 16);
*p++ = (file->id >> 8) & 0xff;
*p++ = file->id & 0xff;
p += 14;
}
/* guess isf size */
*p++ = (file->size >> 10) & 0xff; /* ISF space */
*p++ = (file->size >> 2) & 0xff; /* ISF space */
/* ac create ef */
*p++ = process_acl_entry(file,SC_AC_OP_CREATE,STARCOS_AC_ALWAYS);
/* ac create key */
*p++ = process_acl_entry(file,SC_AC_OP_CREATE,STARCOS_AC_ALWAYS);
/* set sm byte (same for keys and ef) */
if (file->acl[SC_AC_OP_CREATE] &&
(sc_file_get_acl_entry(file, SC_AC_OP_CREATE)->method &
SC_AC_PRO))
tmp = 0x03;
else
tmp = 0x00;
*p++ = tmp; /* SM CR */
*p = tmp; /* SM ISF */
data->data.df.size[0] = (file->size >> 8) & 0xff;
data->data.df.size[1] = file->size & 0xff;
data->type = SC_STARCOS_DF_DATA;
return SC_SUCCESS;
} else if (file->type == SC_FILE_TYPE_WORKING_EF) {
p = data->data.ef.header;
*p++ = (file->id >> 8) & 0xff;
*p++ = file->id & 0xff;
/* ac read */
*p++ = process_acl_entry(file, SC_AC_OP_READ,STARCOS_AC_ALWAYS);
/* ac write */
*p++ = process_acl_entry(file, SC_AC_OP_WRITE,STARCOS_AC_ALWAYS);
/* ac erase */
*p++ = process_acl_entry(file, SC_AC_OP_ERASE,STARCOS_AC_ALWAYS);
*p++ = STARCOS_AC_ALWAYS; /* AC LOCK */
*p++ = STARCOS_AC_ALWAYS; /* AC UNLOCK */
*p++ = STARCOS_AC_ALWAYS; /* AC INCREASE */
*p++ = STARCOS_AC_ALWAYS; /* AC DECREASE */
*p++ = 0x00; /* rfu */
*p++ = 0x00; /* rfu */
/* use sm (in combined mode) if wanted */
if ((file->acl[SC_AC_OP_READ] && (sc_file_get_acl_entry(file, SC_AC_OP_READ)->method & SC_AC_PRO)) ||
(file->acl[SC_AC_OP_UPDATE] && (sc_file_get_acl_entry(file, SC_AC_OP_UPDATE)->method & SC_AC_PRO)) ||
(file->acl[SC_AC_OP_WRITE] && (sc_file_get_acl_entry(file, SC_AC_OP_WRITE)->method & SC_AC_PRO)) )
tmp = 0x03;
else
tmp = 0x00;
*p++ = tmp; /* SM byte */
*p++ = 0x00; /* use the least significant 5 bits
* of the FID as SID */
switch (file->ef_structure)
{
case SC_FILE_EF_TRANSPARENT:
*p++ = 0x81;
*p++ = (file->size >> 8) & 0xff;
*p = file->size & 0xff;
break;
case SC_FILE_EF_LINEAR_FIXED:
*p++ = 0x82;
*p++ = file->record_count & 0xff;
*p = file->record_length & 0xff;
break;
case SC_FILE_EF_CYCLIC:
*p++ = 0x84;
*p++ = file->record_count & 0xff;
*p = file->record_length & 0xff;
break;
default:
return SC_ERROR_INVALID_ARGUMENTS;
}
data->type = SC_STARCOS_EF_DATA;
return SC_SUCCESS;
} else
return SC_ERROR_INVALID_ARGUMENTS;
}
/** starcos_create_mf
* internal function to create the MF
* \param card pointer to the sc_card structure
* \param data pointer to a sc_starcos_create_data object
* \return SC_SUCCESS or error code
*
* This function creates the MF based on the information stored
* in the sc_starcos_create_data.mf structure. Note: CREATE END must be
* called separately to activate the ACs.
*/
static int starcos_create_mf(sc_card_t *card, sc_starcos_create_data *data)
{
int r;
sc_apdu_t apdu;
sc_context_t *ctx = card->ctx;
CHECK_NOT_SUPPORTED_V3_4(card);
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "creating MF \n");
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xE0, 0x00, 0x00);
apdu.cla |= 0x80;
apdu.lc = 19;
apdu.datalen = 19;
apdu.data = (u8 *) data->data.mf.header;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
return sc_check_sw(card, apdu.sw1, apdu.sw2);
}
/** starcos_create_df
* internal function to create a DF
* \param card pointer to the sc_card structure
* \param data pointer to a sc_starcos_create_data object
* \return SC_SUCCESS or error code
*
* This functions registers and creates a DF based in the information
* stored in a sc_starcos_create_data.df data structure. Note: CREATE END must
* be called separately to activate the ACs.
*/
static int starcos_create_df(sc_card_t *card, sc_starcos_create_data *data)
{
int r;
size_t len;
sc_apdu_t apdu;
sc_context_t *ctx = card->ctx;
CHECK_NOT_SUPPORTED_V3_4(card);
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "creating DF\n");
/* first step: REGISTER DF */
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "calling REGISTER DF\n");
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x52,
data->data.df.size[0], data->data.df.size[1]);
len = 3 + data->data.df.header[2];
apdu.cla |= 0x80;
apdu.lc = len;
apdu.datalen = len;
apdu.data = data->data.df.header;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
/* second step: CREATE DF */
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "calling CREATE DF\n");
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xE0, 0x01, 0x00);
apdu.cla |= 0x80;
apdu.lc = 25;
apdu.datalen = 25;
apdu.data = data->data.df.header;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
return sc_check_sw(card, apdu.sw1, apdu.sw2);
}
/** starcos_create_ef
* internal function to create a EF
* \param card pointer to the sc_card structure
* \param data pointer to a sc_starcos_create_data object
* \return SC_SUCCESS or error code
*
* This function creates a EF based on the information stored in
* the sc_starcos_create_data.ef data structure.
*/
static int starcos_create_ef(sc_card_t *card, sc_starcos_create_data *data)
{
int r;
sc_apdu_t apdu;
sc_context_t *ctx = card->ctx;
CHECK_NOT_SUPPORTED_V3_4(card);
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "creating EF\n");
sc_format_apdu(card,&apdu,SC_APDU_CASE_3_SHORT,0xE0,0x03,0x00);
apdu.cla |= 0x80;
apdu.lc = 16;
apdu.datalen = 16;
apdu.data = (u8 *) data->data.ef.header;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
return sc_check_sw(card, apdu.sw1, apdu.sw2);
}
/** starcos_create_end
* internal function to activate the ACs
* \param card pointer to the sc_card structure
* \param file pointer to a sc_file object
* \return SC_SUCCESS or error code
*
* This function finishes the creation of a DF (or MF) and activates
* the ACs.
*/
static int starcos_create_end(sc_card_t *card, sc_file_t *file)
{
int r;
u8 fid[2];
sc_apdu_t apdu;
if (file->type != SC_FILE_TYPE_DF)
return SC_ERROR_INVALID_ARGUMENTS;
CHECK_NOT_SUPPORTED_V3_4(card);
fid[0] = (file->id >> 8) & 0xff;
fid[1] = file->id & 0xff;
sc_format_apdu(card,&apdu,SC_APDU_CASE_3_SHORT, 0xE0, 0x02, 0x00);
apdu.cla |= 0x80;
apdu.lc = 2;
apdu.datalen = 2;
apdu.data = fid;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
return sc_check_sw(card, apdu.sw1, apdu.sw2);
}
/** starcos_create_file
* \param card pointer to the sc_card structure
* \param file pointer to a sc_file object
* \return SC_SUCCESS or error code
*
* This function creates MF, DF or EF based on the supplied
* information in the sc_file structure (using starcos_process_acl).
*/
static int starcos_create_file(sc_card_t *card, sc_file_t *file)
{
int r;
sc_starcos_create_data data;
CHECK_NOT_SUPPORTED_V3_4(card);
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
if (file->type == SC_FILE_TYPE_DF) {
if (file->id == 0x3f00) {
/* CREATE MF */
r = starcos_process_acl(card, file, &data);
if (r != SC_SUCCESS)
return r;
return starcos_create_mf(card, &data);
} else {
/* CREATE DF */
r = starcos_process_acl(card, file, &data);
if (r != SC_SUCCESS)
return r;
return starcos_create_df(card, &data);
}
} else if (file->type == SC_FILE_TYPE_WORKING_EF) {
/* CREATE EF */
r = starcos_process_acl(card, file, &data);
if (r != SC_SUCCESS)
return r;
return starcos_create_ef(card, &data);
} else
return SC_ERROR_INVALID_ARGUMENTS;
}
/** starcos_erase_card
* internal function to restore the delivery state
* \param card pointer to the sc_card object
* \return SC_SUCCESS or error code
*
* This function deletes the MF (for 'test cards' only).
*/
static int starcos_erase_card(sc_card_t *card)
{ /* restore the delivery state */
int r;
u8 sbuf[2];
sc_apdu_t apdu;
sbuf[0] = 0x3f;
sbuf[1] = 0x00;
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xE4, 0x00, 0x00);
apdu.cla |= 0x80;
apdu.lc = 2;
apdu.datalen = 2;
apdu.data = sbuf;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
sc_invalidate_cache(card);
if (apdu.sw1 == 0x69 && apdu.sw2 == 0x85)
/* no MF to delete, ignore error */
return SC_SUCCESS;
else return sc_check_sw(card, apdu.sw1, apdu.sw2);
}
#define STARCOS_WKEY_CSIZE 124
/** starcos_write_key
* set key in isf
* \param card pointer to the sc_card object
* \param data pointer to a sc_starcos_wkey_data structure
* \return SC_SUCCESS or error code
*
* This function installs a key header in the ISF (based on the
* information supplied in the sc_starcos_wkey_data structure)
* and set a supplied key (depending on the mode).
*/
static int starcos_write_key(sc_card_t *card, sc_starcos_wkey_data *data)
{
int r;
u8 sbuf[SC_MAX_APDU_BUFFER_SIZE];
const u8 *p;
size_t len = sizeof(sbuf), tlen, offset = 0;
sc_apdu_t apdu;
CHECK_NOT_SUPPORTED_V3_4(card);
if (data->mode == 0) { /* mode == 0 => install */
/* install key header */
sbuf[0] = 0xc1; /* key header tag */
sbuf[1] = 0x0c; /* key header length */
memcpy(sbuf + 2, data->key_header, 12);
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xf4,
data->mode, 0x00);
apdu.cla |= 0x80;
apdu.lc = 14;
apdu.datalen = 14;
apdu.data = sbuf;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
return sc_check_sw(card, apdu.sw1, apdu.sw2);
if (data->key == NULL)
return SC_SUCCESS;
}
if (data->key == NULL)
return SC_ERROR_INVALID_ARGUMENTS;
p = data->key;
tlen = data->key_len;
while (tlen != 0) {
/* transmit the key in chunks of STARCOS_WKEY_CSIZE bytes */
u8 clen = tlen < STARCOS_WKEY_CSIZE ? tlen : STARCOS_WKEY_CSIZE;
sbuf[0] = 0xc2;
sbuf[1] = 3 + clen;
sbuf[2] = data->kid;
sbuf[3] = (offset >> 8) & 0xff;
sbuf[4] = offset & 0xff;
memcpy(sbuf+5, p, clen);
len = 5 + clen;
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xf4,
data->mode, 0x00);
apdu.cla |= 0x80;
apdu.lc = len;
apdu.datalen = len;
apdu.data = sbuf;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
return sc_check_sw(card, apdu.sw1, apdu.sw2);
offset += clen;
p += clen;
tlen -= clen;
}
return SC_SUCCESS;
}
/** starcos_gen_key
* generate public key pair
* \param card pointer to the sc_card object
* \param data pointer to a sc_starcos_gen_key_data structure
* \return SC_SUCCESS or error code
*
* This function generates a public key pair and stores the created
* private key in the ISF (specified by the KID).
*/
static int starcos_gen_key(sc_card_t *card, sc_starcos_gen_key_data *data)
{
int r;
size_t i, len = data->key_length >> 3;
sc_apdu_t apdu;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
u8 sbuf[2], *p, *q;
CHECK_NOT_SUPPORTED_V3_4(card);
/* generate key */
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x46, 0x00,
data->key_id);
apdu.le = 0;
sbuf[0] = (u8)(data->key_length >> 8);
sbuf[1] = (u8)(data->key_length);
apdu.data = sbuf;
apdu.lc = 2;
apdu.datalen = 2;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
return sc_check_sw(card, apdu.sw1, apdu.sw2);
/* read public key via READ PUBLIC KEY */
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0xf0, 0x9c, 0x00);
sbuf[0] = data->key_id;
apdu.cla |= 0x80;
apdu.data = sbuf;
apdu.datalen = 1;
apdu.lc = 1;
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
return sc_check_sw(card, apdu.sw1, apdu.sw2);
data->modulus = malloc(len);
if (!data->modulus)
return SC_ERROR_OUT_OF_MEMORY;
p = data->modulus;
/* XXX use tags to find starting position of the modulus */
q = &rbuf[18];
/* LSB to MSB -> MSB to LSB */
for (i = len; i != 0; i--)
*p++ = q[i - 1];
return SC_SUCCESS;
}
/** starcos_set_security_env
* sets the security environment
* \param card pointer to the sc_card object
* \param env pointer to a sc_security_env object
* \param se_num not used here
* \return SC_SUCCESS on success or an error code
*
* This function sets the security environment (using the starcos spk 2.3
* command MANAGE SECURITY ENVIRONMENT). In case a COMPUTE SIGNATURE
* operation is requested , this function tries to detect whether
* COMPUTE SIGNATURE or INTERNAL AUTHENTICATE must be used for signature
* calculation.
*/
static int starcos_set_security_env(sc_card_t *card,
const sc_security_env_t *env,
int se_num)
{
u8 *p, *pp;
int r, operation = env->operation;
sc_apdu_t apdu;
u8 sbuf[SC_MAX_APDU_BUFFER_SIZE];
starcos_ex_data *ex_data = (starcos_ex_data *)card->drv_data;
p = sbuf;
if (card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5) {
if (!(env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1) ||
!(env->flags & SC_SEC_ENV_KEY_REF_PRESENT) || env->key_ref_len != 1) {
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
}
/* don't know what these mean but doesn't matter as card seems to take
* algorithm / cipher from PKCS#1 padding prefix */
*p++ = 0x84;
*p++ = 0x01;
if (env->flags & SC_SEC_ENV_FILE_REF_PRESENT) {
*p++ = *env->key_ref | 0x80;
} else {
*p++ = *env->key_ref;
}
switch (operation) {
case SC_SEC_OPERATION_SIGN:
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x22, 0x41, 0xB6);
/* algorithm / cipher selector? */
*p++ = 0x89;
*p++ = 0x02;
*p++ = 0x13;
*p++ = 0x23;
break;
case SC_SEC_OPERATION_DECIPHER:
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x22, 0x41, 0xB8);
/* algorithm / cipher selector? */
*p++ = 0x89;
*p++ = 0x02;
*p++ = 0x11;
if (card->type == SC_CARD_TYPE_STARCOS_V3_4)
*p++ = 0x30;
else
*p++ = 0x31;
break;
default:
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
"not supported for STARCOS 3.4 cards");
return SC_ERROR_NOT_SUPPORTED;
}
apdu.data = sbuf;
apdu.datalen = p - sbuf;
apdu.lc = p - sbuf;
apdu.le = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
if (env->algorithm_flags == SC_ALGORITHM_RSA_PAD_PKCS1) {
// input data will be already padded
ex_data->fix_digestInfo = 0;
} else {
ex_data->fix_digestInfo = env->algorithm_flags;
}
ex_data->sec_ops = SC_SEC_OPERATION_SIGN;
return SC_SUCCESS;
}
/* copy key reference, if present */
if (env->flags & SC_SEC_ENV_KEY_REF_PRESENT) {
if (env->flags & SC_SEC_ENV_KEY_REF_SYMMETRIC)
*p++ = 0x83;
else
*p++ = 0x84;
*p++ = env->key_ref_len;
memcpy(p, env->key_ref, env->key_ref_len);
p += env->key_ref_len;
}
pp = p;
if (operation == SC_SEC_OPERATION_DECIPHER){
if (env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1) {
*p++ = 0x80;
*p++ = 0x01;
*p++ = 0x02;
} else
return SC_ERROR_INVALID_ARGUMENTS;
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x22, 0x81,
0xb8);
apdu.data = sbuf;
apdu.datalen = p - sbuf;
apdu.lc = p - sbuf;
apdu.le = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
return SC_SUCCESS;
}
/* try COMPUTE SIGNATURE */
if (operation == SC_SEC_OPERATION_SIGN && (
env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1 ||
env->algorithm_flags & SC_ALGORITHM_RSA_PAD_ISO9796)) {
if (env->flags & SC_SEC_ENV_ALG_REF_PRESENT) {
*p++ = 0x80;
*p++ = 0x01;
*p++ = env->algorithm_ref & 0xFF;
} else if (env->flags & SC_SEC_ENV_ALG_PRESENT &&
env->algorithm == SC_ALGORITHM_RSA) {
/* set the method to use based on the algorithm_flags */
*p++ = 0x80;
*p++ = 0x01;
if (env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1) {
if (env->algorithm_flags & SC_ALGORITHM_RSA_HASH_SHA1)
*p++ = 0x12;
else if (env->algorithm_flags & SC_ALGORITHM_RSA_HASH_RIPEMD160)
*p++ = 0x22;
else if (env->algorithm_flags & SC_ALGORITHM_RSA_HASH_MD5)
*p++ = 0x32;
else {
/* can't use COMPUTE SIGNATURE =>
* try INTERNAL AUTHENTICATE */
p = pp;
operation = SC_SEC_OPERATION_AUTHENTICATE;
goto try_authenticate;
}
} else if (env->algorithm_flags & SC_ALGORITHM_RSA_PAD_ISO9796) {
if (env->algorithm_flags & SC_ALGORITHM_RSA_HASH_SHA1)
*p++ = 0x11;
else if (env->algorithm_flags & SC_ALGORITHM_RSA_HASH_RIPEMD160)
*p++ = 0x21;
else
return SC_ERROR_INVALID_ARGUMENTS;
} else
return SC_ERROR_INVALID_ARGUMENTS;
}
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x22, 0x41, 0xb6);
apdu.data = sbuf;
apdu.datalen = p - sbuf;
apdu.lc = p - sbuf;
apdu.le = 0;
/* we don't know whether to use
* COMPUTE SIGNATURE or INTERNAL AUTHENTICATE */
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 == 0x90 && apdu.sw2 == 0x00) {
ex_data->fix_digestInfo = 0;
ex_data->sec_ops = SC_SEC_OPERATION_SIGN;
return SC_SUCCESS;
}
/* reset pointer */
p = pp;
/* doesn't work => try next op */
operation = SC_SEC_OPERATION_AUTHENTICATE;
}
try_authenticate:
/* try INTERNAL AUTHENTICATE */
if (operation == SC_SEC_OPERATION_AUTHENTICATE &&
env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1) {
*p++ = 0x80;
*p++ = 0x01;
*p++ = 0x01;
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x22, 0x41,
0xa4);
apdu.data = sbuf;
apdu.datalen = p - sbuf;
apdu.lc = p - sbuf;
apdu.le = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
ex_data->fix_digestInfo = env->algorithm_flags;
ex_data->sec_ops = SC_SEC_OPERATION_AUTHENTICATE;
return SC_SUCCESS;
}
return SC_ERROR_INVALID_ARGUMENTS;
}
static int starcos_compute_signature(sc_card_t *card,
const u8 * data, size_t datalen,
u8 * out, size_t outlen)
{
int r;
sc_apdu_t apdu;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
u8 sbuf[SC_MAX_APDU_BUFFER_SIZE];
starcos_ex_data *ex_data = (starcos_ex_data *)card->drv_data;
if (datalen > SC_MAX_APDU_BUFFER_SIZE)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
if (ex_data->sec_ops == SC_SEC_OPERATION_SIGN) {
/* compute signature with the COMPUTE SIGNATURE command */
if (card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5) {
size_t tmp_len;
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0x2A,
0x9E, 0x9A);
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 0;
if (ex_data->fix_digestInfo) {
// need to pad data
unsigned int flags = ex_data->fix_digestInfo & SC_ALGORITHM_RSA_HASHES;
if (flags == 0x00) {
flags = SC_ALGORITHM_RSA_HASH_NONE;
}
tmp_len = sizeof(sbuf);
r = sc_pkcs1_encode(card->ctx, flags, data, datalen, sbuf, &tmp_len, sizeof(sbuf));
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "sc_pkcs1_encode failed");
} else {
memcpy(sbuf, data, datalen);
tmp_len = datalen;
}
apdu.data = sbuf;
apdu.datalen = tmp_len;
apdu.lc = tmp_len;
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
} else {
/* set the hash value */
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x2A,
0x90, 0x81);
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 0;
memcpy(sbuf, data, datalen);
apdu.data = sbuf;
apdu.lc = datalen;
apdu.datalen = datalen;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE,
sc_check_sw(card, apdu.sw1, apdu.sw2));
/* call COMPUTE SIGNATURE */
sc_format_apdu(card, &apdu, SC_APDU_CASE_2_SHORT, 0x2A,
0x9E, 0x9A);
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
apdu.lc = 0;
apdu.datalen = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
}
if (apdu.sw1 == 0x90 && apdu.sw2 == 0x00) {
size_t len = apdu.resplen > outlen ? outlen : apdu.resplen;
memcpy(out, apdu.resp, len);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, len);
}
} else if (ex_data->sec_ops == SC_SEC_OPERATION_AUTHENTICATE) {
size_t tmp_len;
CHECK_NOT_SUPPORTED_V3_4(card);
/* call INTERNAL AUTHENTICATE */
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0x88, 0x10, 0x00);
/* fix/create DigestInfo structure (if necessary) */
if (ex_data->fix_digestInfo) {
unsigned int flags = ex_data->fix_digestInfo & SC_ALGORITHM_RSA_HASHES;
if (flags == 0x0)
/* XXX: assume no hash is wanted */
flags = SC_ALGORITHM_RSA_HASH_NONE;
tmp_len = sizeof(sbuf);
r = sc_pkcs1_encode(card->ctx, flags, data, datalen,
sbuf, &tmp_len, sizeof(sbuf));
if (r < 0)
return r;
} else {
memcpy(sbuf, data, datalen);
tmp_len = datalen;
}
apdu.lc = tmp_len;
apdu.data = sbuf;
apdu.datalen = tmp_len;
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 == 0x90 && apdu.sw2 == 0x00) {
size_t len = apdu.resplen > outlen ? outlen : apdu.resplen;
memcpy(out, apdu.resp, len);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, len);
}
} else
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
/* clear old state */
ex_data->sec_ops = 0;
ex_data->fix_digestInfo = 0;
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
}
static int starcos_decipher(struct sc_card *card,
const u8 * crgram, size_t crgram_len,
u8 * out, size_t outlen)
{
if (card->type == SC_CARD_TYPE_STARCOS_V3_4
|| card->type == SC_CARD_TYPE_STARCOS_V3_5) {
int r;
size_t card_max_send_size = card->max_send_size;
size_t reader_max_send_size = card->reader->max_send_size;
int caps = card->caps;
sc_apdu_t apdu;
u8 *sbuf = malloc(crgram_len + 1);
if (sbuf == NULL)
return SC_ERROR_OUT_OF_MEMORY;
sc_format_apdu(card, &apdu, SC_APDU_CASE_4, 0x2A, 0x80, 0x86);
apdu.resp = out;
apdu.resplen = outlen;
apdu.le = outlen;
sbuf[0] = 0x81;
memcpy(sbuf + 1, crgram, crgram_len);
apdu.data = sbuf;
apdu.lc = crgram_len + 1;
apdu.datalen = crgram_len + 1;
if (sc_get_max_send_size(card) < crgram_len + 1) {
/* Starcos doesn't support chaining for PSO:DEC, so we just _hope_
* that both, the reader and the card are able to send enough data.
* (data is prefixed with 1 byte padding content indicator) */
card->max_send_size = crgram_len + 1;
card->reader->max_send_size = crgram_len + 1;
card->caps |= SC_CARD_CAP_APDU_EXT;
}
r = sc_transmit_apdu(card, &apdu);
sc_mem_clear(sbuf, crgram_len + 1);
/* reset whatever we've modified above */
card->max_send_size = card_max_send_size;
card->reader->max_send_size = reader_max_send_size;
card->caps = caps;
free(sbuf);
LOG_TEST_RET(card->ctx, r, "APDU transmit failed");
if (apdu.sw1 == 0x90 && apdu.sw2 == 0x00)
LOG_FUNC_RETURN(card->ctx, apdu.resplen);
else
LOG_FUNC_RETURN(card->ctx, sc_check_sw(card, apdu.sw1, apdu.sw2));
} else {
return iso_ops->decipher(card, crgram, crgram_len, out, outlen);
}
}
static int starcos_check_sw(sc_card_t *card, unsigned int sw1, unsigned int sw2)
{
const int err_count = sizeof(starcos_errors)/sizeof(starcos_errors[0]);
int i;
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
"sw1 = 0x%02x, sw2 = 0x%02x\n", sw1, sw2);
if (sw1 == 0x90)
return SC_SUCCESS;
if (sw1 == 0x63 && (sw2 & ~0x0fU) == 0xc0 )
{
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL, "Verification failed (remaining tries: %d)\n",
(sw2 & 0x0f));
return SC_ERROR_PIN_CODE_INCORRECT;
}
/* check starcos error messages */
for (i = 0; i < err_count; i++)
if (starcos_errors[i].SWs == ((sw1 << 8) | sw2))
{
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL, "%s\n", starcos_errors[i].errorstr);
return starcos_errors[i].errorno;
}
/* iso error */
return iso_ops->check_sw(card, sw1, sw2);
}
static int starcos_get_serialnr(sc_card_t *card, sc_serial_number_t *serial)
{
int r;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
sc_apdu_t apdu;
if (!serial)
return SC_ERROR_INVALID_ARGUMENTS;
/* see if we have cached serial number */
if (card->serialnr.len) {
memcpy(serial, &card->serialnr, sizeof(*serial));
return SC_SUCCESS;
}
switch (card->type) {
case SC_CARD_TYPE_STARCOS_V3_4:
case SC_CARD_TYPE_STARCOS_V3_5:
card->serialnr.len = SC_MAX_SERIALNR;
r = sc_parse_ef_gdo(card, card->serialnr.value, &card->serialnr.len, NULL, 0);
if (r < 0) {
card->serialnr.len = 0;
return r;
}
break;
default:
/* get serial number via GET CARD DATA */
sc_format_apdu(card, &apdu, SC_APDU_CASE_2_SHORT, 0xf6, 0x00, 0x00);
apdu.cla |= 0x80;
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
apdu.lc = 0;
apdu.datalen = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu.sw1 != 0x90 || apdu.sw2 != 0x00)
return SC_ERROR_INTERNAL;
/* cache serial number */
memcpy(card->serialnr.value, apdu.resp, MIN(apdu.resplen, SC_MAX_SERIALNR));
card->serialnr.len = MIN(apdu.resplen, SC_MAX_SERIALNR);
break;
}
/* copy and return serial number */
memcpy(serial, &card->serialnr, sizeof(*serial));
return SC_SUCCESS;
}
static int starcos_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
{
sc_starcos_create_data *tmp;
switch (cmd)
{
case SC_CARDCTL_STARCOS_CREATE_FILE:
tmp = (sc_starcos_create_data *) ptr;
if (tmp->type == SC_STARCOS_MF_DATA)
return starcos_create_mf(card, tmp);
else if (tmp->type == SC_STARCOS_DF_DATA)
return starcos_create_df(card, tmp);
else if (tmp->type == SC_STARCOS_EF_DATA)
return starcos_create_ef(card, tmp);
else
return SC_ERROR_INTERNAL;
case SC_CARDCTL_STARCOS_CREATE_END:
return starcos_create_end(card, (sc_file_t *)ptr);
case SC_CARDCTL_STARCOS_WRITE_KEY:
return starcos_write_key(card, (sc_starcos_wkey_data *)ptr);
case SC_CARDCTL_STARCOS_GENERATE_KEY:
return starcos_gen_key(card, (sc_starcos_gen_key_data *)ptr);
case SC_CARDCTL_ERASE_CARD:
return starcos_erase_card(card);
case SC_CARDCTL_GET_SERIALNR:
return starcos_get_serialnr(card, (sc_serial_number_t *)ptr);
default:
return SC_ERROR_NOT_SUPPORTED;
}
}
static int starcos_logout(sc_card_t *card)
{
int r;
sc_apdu_t apdu;
const u8 mf_buf[2] = {0x3f, 0x00};
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xA4, 0x00, 0x0C);
apdu.le = 0;
apdu.lc = 2;
apdu.data = mf_buf;
apdu.datalen = 2;
apdu.resplen = 0;
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU re-transmit failed");
if (apdu.sw1 == 0x69 && apdu.sw2 == 0x85)
/* the only possible reason for this error here is, afaik,
* that no MF exists, but then there's no need to logout
* => return SC_SUCCESS
*/
return SC_SUCCESS;
return sc_check_sw(card, apdu.sw1, apdu.sw2);
}
static int starcos_pin_cmd(sc_card_t *card, struct sc_pin_cmd_data *data,
int *tries_left)
{
int r;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_NORMAL);
switch (card->type) {
case SC_CARD_TYPE_STARCOS_V3_4:
case SC_CARD_TYPE_STARCOS_V3_5:
data->flags |= SC_PIN_CMD_NEED_PADDING;
data->pin1.encoding = SC_PIN_ENCODING_GLP;
/* fall through */
default:
r = iso_ops->pin_cmd(card, data, tries_left);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, r);
}
static struct sc_card_driver * sc_get_driver(void)
{
struct sc_card_driver *iso_drv = sc_get_iso7816_driver();
if (iso_ops == NULL)
iso_ops = iso_drv->ops;
starcos_ops = *iso_drv->ops;
starcos_ops.match_card = starcos_match_card;
starcos_ops.init = starcos_init;
starcos_ops.finish = starcos_finish;
starcos_ops.select_file = starcos_select_file;
starcos_ops.check_sw = starcos_check_sw;
starcos_ops.create_file = starcos_create_file;
starcos_ops.delete_file = NULL;
starcos_ops.set_security_env = starcos_set_security_env;
starcos_ops.compute_signature = starcos_compute_signature;
starcos_ops.decipher = starcos_decipher;
starcos_ops.card_ctl = starcos_card_ctl;
starcos_ops.logout = starcos_logout;
starcos_ops.pin_cmd = starcos_pin_cmd;
return &starcos_drv;
}
struct sc_card_driver * sc_get_starcos_driver(void)
{
return sc_get_driver();
}
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