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opensc/src/libopensc/card-gemsafeV1.c

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/*
* 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
*/
/* Initially written by David Mattes (david.mattes@boeing.com) */
/* Portuguese eID card support by Joao Poupino (joao.poupino@ist.utl.pt) */
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include "internal.h"
#include "asn1.h"
#include "cardctl.h"
static struct sc_card_operations gemsafe_ops;
static struct sc_card_operations *iso_ops = NULL;
static struct sc_card_driver gemsafe_drv = {
"driver for the Gemplus GemSAFE V1 applet",
"gemsafeV1",
&gemsafe_ops,
NULL, 0, NULL
};
/* Known ATRs */
static struct sc_atr_table gemsafe_atrs[] = {
/* standard version */
{"3B:7B:94:00:00:80:65:B0:83:01:01:74:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_GENERIC, 0, NULL},
{"3B:6B:00:00:80:65:B0:83:01:01:74:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_GENERIC, 0, NULL},
/* GemSafeXpresso 32K */
{"3b:6d:00:00:80:31:80:65:b0:83:01:02:90:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_GENERIC, 0, NULL},
/* fips 140 version */
{"3B:6B:00:00:80:65:B0:83:01:03:74:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_GENERIC, 0, NULL},
/* Undefined */
{"3B:7A:94:00:00:80:65:A2:01:01:01:3D:72:D6:43", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_GENERIC, 0, NULL},
{"3B:7D:94:00:00:80:31:80:65:B0:83:01:01:90:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_GENERIC, 0, NULL},
/* Portuguese eID cards */
{"3B:7D:95:00:00:80:31:80:65:B0:83:11:C0:A9:83:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_PTEID, 0, NULL},
{"3B:7D:95:00:00:80:31:80:65:B0:83:11:C0:A9:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_PTEID, 0, NULL},
{"3B:7D:95:00:00:80:31:80:65:B0:83:11:00:C8:83:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_PTEID, 0, NULL},
{"3B:7D:95:00:00:80:31:80:65:B0:83:11:00:C8:83:00:90:00", NULL, NULL, SC_CARD_TYPE_GEMSAFEV1_PTEID, 0, NULL},
{NULL, NULL, NULL, 0, 0, NULL}
};
static const u8 gemsafe_def_aid[] = {0xA0, 0x00, 0x00, 0x00, 0x18, 0x0A,
0x00, 0x00, 0x01, 0x63, 0x42, 0x00};
static const u8 gemsafe_pteid_aid[] = {0x60, 0x46, 0x32, 0xFF, 0x00, 0x00, 0x02};
/*
static const u8 gemsafe_def_aid[] = {0xA0, 0x00, 0x00, 0x00, 0x63, 0x50,
0x4B, 0x43, 0x53, 0x2D, 0x31, 0x35};
*/
typedef struct gemsafe_exdata_st {
u8 aid[16];
size_t aid_len;
} gemsafe_exdata;
static int get_conf_aid(sc_card_t *card, u8 *aid, size_t *len)
{
sc_context_t *ctx = card->ctx;
scconf_block *conf_block, **blocks;
int i;
const char *str_aid;
SC_FUNC_CALLED(ctx, SC_LOG_DEBUG_VERBOSE);
conf_block = NULL;
for (i = 0; ctx->conf_blocks[i] != NULL; i++) {
blocks = scconf_find_blocks(ctx->conf, ctx->conf_blocks[i],
"card", "gemsafeV1");
if (blocks[0] != NULL)
conf_block = blocks[0];
free(blocks);
}
if (!conf_block) {
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "no card specific options configured, trying default AID\n");
return SC_ERROR_INTERNAL;
}
str_aid = scconf_get_str(conf_block, "aid", NULL);
if (!str_aid) {
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "no aid configured, trying default AID\n");
return SC_ERROR_INTERNAL;
}
return sc_hex_to_bin(str_aid, aid, len);
}
static int gp_select_applet(sc_card_t *card, const u8 *aid, size_t aid_len)
{
int r;
u8 buf[SC_MAX_APDU_BUFFER_SIZE];
struct sc_context *ctx = card->ctx;
struct sc_apdu apdu;
SC_FUNC_CALLED(ctx, SC_LOG_DEBUG_VERBOSE);
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0xa4, 0x04, 0x00);
apdu.lc = aid_len;
apdu.data = aid;
apdu.datalen = aid_len;
apdu.resp = buf;
apdu.le = 256;
apdu.resplen = sizeof(buf);
r = sc_transmit_apdu(card, &apdu);
SC_TEST_RET(ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
r = sc_check_sw(card, apdu.sw1, apdu.sw2);
if (r)
SC_FUNC_RETURN(ctx, SC_LOG_DEBUG_VERBOSE, r);
return SC_SUCCESS;
}
static int gemsafe_match_card(sc_card_t *card)
{
int i;
i = _sc_match_atr(card, gemsafe_atrs, &card->type);
if (i < 0)
return 0;
return 1;
}
static int gemsafe_init(struct sc_card *card)
{
int r;
gemsafe_exdata *exdata = NULL;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
card->name = "GemSAFE V1";
card->cla = 0x00;
exdata = (gemsafe_exdata *)calloc(1, sizeof(gemsafe_exdata));
if (!exdata)
return SC_ERROR_OUT_OF_MEMORY;
exdata->aid_len = sizeof(exdata->aid);
if(card->type == SC_CARD_TYPE_GEMSAFEV1_GENERIC) {
/* try to get a AID from the config file */
r = get_conf_aid(card, exdata->aid, &exdata->aid_len);
if (r < 0) {
/* failed, use default value */
memcpy(exdata->aid, gemsafe_def_aid, sizeof(gemsafe_def_aid));
exdata->aid_len = sizeof(gemsafe_def_aid);
}
} else if (card->type == SC_CARD_TYPE_GEMSAFEV1_PTEID) {
memcpy(exdata->aid, gemsafe_pteid_aid, sizeof(gemsafe_pteid_aid));
exdata->aid_len = sizeof(gemsafe_pteid_aid);
}
/* increase lock_count here to prevent sc_unlock to select
* applet twice in gp_select_applet */
card->lock_count++;
/* SELECT applet */
r = gp_select_applet(card, exdata->aid, exdata->aid_len);
if (r < 0) {
free(exdata);
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL, "applet selection failed\n");
return SC_ERROR_INTERNAL;
}
card->lock_count--;
/* set the supported algorithm */
r = gemsafe_match_card(card);
if (r > 0) {
unsigned long flags;
flags = SC_ALGORITHM_RSA_PAD_PKCS1;
flags |= SC_ALGORITHM_RSA_PAD_ISO9796;
flags |= SC_ALGORITHM_ONBOARD_KEY_GEN;
flags |= SC_ALGORITHM_RSA_HASH_NONE;
_sc_card_add_rsa_alg(card, 512, flags, 0);
_sc_card_add_rsa_alg(card, 768, flags, 0);
_sc_card_add_rsa_alg(card, 1024, flags, 0);
_sc_card_add_rsa_alg(card, 2048, flags, 0);
}
card->drv_data = exdata;
return 0;
}
static int gemsafe_finish(sc_card_t *card)
{
gemsafe_exdata *exdata = (gemsafe_exdata *)card->drv_data;
if (exdata)
free(exdata);
return SC_SUCCESS;
}
static int gemsafe_select_file(struct sc_card *card, const struct sc_path *path,
struct sc_file **file_out)
{
/* so far just call the iso select file (but this will change) */
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
return iso_ops->select_file(card, path, file_out);
}
static int gemsafe_sc2acl(sc_file_t *file, unsigned ops, u8 sc_byte)
{
int r;
unsigned int meth = 0;
if (sc_byte == 0xff) {
r = sc_file_add_acl_entry(file, ops, SC_AC_NEVER, 0);
return r;
}
if (sc_byte == 0x00) {
r = sc_file_add_acl_entry(file, ops, SC_AC_NONE, 0);
return r;
}
/* XXX: OR combination of access rights are currently not supported
* hence ignored */
if (sc_byte & 0x40)
meth |= SC_AC_PRO;
if (sc_byte & 0x20)
meth |= SC_AC_AUT | SC_AC_TERM;
if (sc_byte & 0x10)
meth |= SC_AC_CHV;
return sc_file_add_acl_entry(file, ops, meth, sc_byte & 0x0f);
}
static int gemsafe_setacl(sc_card_t *card, sc_file_t *file, const u8 *data,
int is_df)
{
int r;
u8 cond;
const u8 *p = data + 1;
struct sc_context *ctx = card->ctx;
if (is_df) {
if (*data & 0x04) /* CREATE DF */
cond = *p++;
else
cond = 0xff;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"DF security byte CREATE DF: %02x\n", cond);
r = gemsafe_sc2acl(file, SC_AC_OP_CREATE, cond);
if (r < 0)
return r;
if (*data & 0x02) /* CREATE EF */
cond = *p;
else
cond = 0xff;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"DF security byte CREATE EF: %02x\n", cond);
/* XXX: opensc doesn't currently separate access conditions for
* CREATE EF and CREATE DF, this should be changed */
r = gemsafe_sc2acl(file, SC_AC_OP_CREATE, cond);
if (r < 0)
return r;
} else {
/* XXX: ACTIVATE FILE and DEACTIVATE FILE ac are currently not
* supported => ignore them */
if (*data & 0x02) /* UPDATE BINARY, ERASE BINARY */
cond = *p++;
else
cond = 0xff;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"EF security byte UPDATE/ERASE BINARY: %02x\n", cond);
r = gemsafe_sc2acl(file, SC_AC_OP_UPDATE, cond);
if (r < 0)
return r;
r = gemsafe_sc2acl(file, SC_AC_OP_WRITE, cond);
if (r < 0)
return r;
r = gemsafe_sc2acl(file, SC_AC_OP_ERASE, cond);
if (r < 0)
return r;
if (*data & 0x01) /* READ BINARY */
cond = *p;
else
cond = 0xff;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"EF security byte READ BINARY: %02x\n", cond);
r = gemsafe_sc2acl(file, SC_AC_OP_READ, cond);
if (r < 0)
return r;
}
return SC_SUCCESS;
}
static int gemsafe_process_fci(struct sc_card *card, struct sc_file *file,
const u8 *buf, size_t len)
{
int r;
size_t tlen;
const u8 *tag = NULL, *p = buf;
const char *type;
struct sc_context *ctx = card->ctx;
SC_FUNC_CALLED(ctx, SC_LOG_DEBUG_VERBOSE);
r = iso_ops->process_fci(card, file, buf, len);
if (r < 0)
return r;
sc_debug(ctx, SC_LOG_DEBUG_NORMAL,
"processing GemSAFE V1 specific FCI information\n");
tag = sc_asn1_find_tag(ctx, p, len, 0x82, &tlen);
if (!tag) {
/* no FDB => we have a DF */
type = "DF";
file->type = SC_FILE_TYPE_DF;
} else {
type = "EF";
file->type = SC_FILE_TYPE_WORKING_EF;
}
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "file type: %s\n", type);
tag = sc_asn1_find_tag(ctx, p, len, 0x8C, &tlen);
if (tag) {
r = gemsafe_setacl(card, file, tag, strcmp(type, "DF") ? 0 : 1);
if (r < 0) {
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "unable to set ACL\n");
return SC_ERROR_INTERNAL;
}
} else
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "error: AM and SC bytes missing\n");
return SC_SUCCESS;
}
static u8 gemsafe_flags2algref(struct sc_card *card, const struct sc_security_env *env)
{
u8 ret = 0;
if (env->operation == SC_SEC_OPERATION_SIGN) {
if (env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1)
ret = card->type == SC_CARD_TYPE_GEMSAFEV1_PTEID ? 0x02 : 0x12;
else if (env->algorithm_flags & SC_ALGORITHM_RSA_PAD_ISO9796)
ret = 0x11;
} else if (env->operation == SC_SEC_OPERATION_DECIPHER) {
if (env->algorithm_flags & SC_ALGORITHM_RSA_PAD_PKCS1)
ret = card->type == SC_CARD_TYPE_GEMSAFEV1_PTEID ? 0x02 : 0x12;
}
return ret;
}
static int gemsafe_restore_security_env(struct sc_card *card, int se_num)
{
int r;
struct sc_apdu apdu;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x22, 0x73, (u8) se_num);
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);
}
static int gemsafe_set_security_env(struct sc_card *card,
const struct sc_security_env *env,
int se_num)
{
u8 alg_ref;
struct sc_security_env se_env = *env;
struct sc_context *ctx = card->ctx;
SC_FUNC_CALLED(ctx, SC_LOG_DEBUG_VERBOSE);
if (!(se_env.flags & SC_SEC_ENV_ALG_REF_PRESENT)) {
/* set the algorithm reference */
alg_ref = gemsafe_flags2algref(card, &se_env);
if (alg_ref) {
se_env.algorithm_ref = alg_ref;
se_env.flags |= SC_SEC_ENV_ALG_REF_PRESENT;
}
}
if (!(se_env.flags & SC_SEC_ENV_ALG_REF_PRESENT))
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "unknown algorithm flags '%x'\n", se_env.algorithm_flags);
se_env.flags &= ~SC_SEC_ENV_FILE_REF_PRESENT;
return iso_ops->set_security_env(card, &se_env, se_num);
}
static int gemsafe_compute_signature(struct sc_card *card, const u8 * data,
size_t data_len, u8 * out, size_t outlen)
{
int r, len;
struct sc_apdu apdu;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
u8 sbuf[SC_MAX_APDU_BUFFER_SIZE];
sc_context_t *ctx = card->ctx;
SC_FUNC_CALLED(ctx, SC_LOG_DEBUG_VERBOSE);
if (data_len > 36) {
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "error: input data too long: %lu bytes\n", data_len);
return SC_ERROR_INVALID_ARGUMENTS;
}
/* the Portuguese eID card requires a two-phase exchange */
if(card->type == SC_CARD_TYPE_GEMSAFEV1_PTEID) {
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x2A, 0x90, 0xA0);
} else {
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0x2A, 0x9E, 0xAC);
apdu.cla |= 0x80;
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
}
/* we sign a digestInfo object => tag 0x90 */
sbuf[0] = 0x90;
sbuf[1] = (u8)data_len;
memcpy(sbuf + 2, data, data_len);
apdu.data = sbuf;
apdu.lc = data_len + 2;
apdu.datalen = data_len + 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) {
if(card->type == SC_CARD_TYPE_GEMSAFEV1_PTEID) {
/* finalize the exchange */
sc_format_apdu(card, &apdu, SC_APDU_CASE_2_SHORT, 0x2A, 0x9E, 0x9A);
apdu.le = 128; /* 1024 bit keys */
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
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));
}
len = apdu.resplen > outlen ? outlen : apdu.resplen;
memcpy(out, apdu.resp, len);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, len);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
}
static int gemsafe_decipher(struct sc_card *card, const u8 * crgram,
size_t crgram_len, u8 *out, size_t outlen)
{
int r;
struct sc_apdu apdu;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
sc_context_t *ctx = card->ctx;
SC_FUNC_CALLED(ctx, SC_LOG_DEBUG_VERBOSE);
if (crgram_len > 255)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0x2A, 0x80, 0x84);
apdu.cla |= 0x80;
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = crgram_len;
apdu.data = crgram;
apdu.lc = crgram_len;
apdu.datalen = crgram_len;
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) {
int len = apdu.resplen > outlen ? outlen : apdu.resplen;
memcpy(out, apdu.resp, len);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, len);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
}
static int gemsafe_get_challenge(sc_card_t *card, u8 *rnd, size_t len)
{
int prev_cla, r;
prev_cla = card->cla;
if(card->type == SC_CARD_TYPE_GEMSAFEV1_PTEID) {
/* Warning: this depends on iso7816_get_challenge not
* changing the value of the card's CLA
*/
card->cla = 0x80;
}
r = iso_ops->get_challenge(card, rnd, len);
/* Restore the CLA value if needed */
if(card->cla != prev_cla)
card->cla = prev_cla;
return r;
}
static int gemsafe_build_pin_apdu(struct sc_card *card,
struct sc_apdu *apdu,
struct sc_pin_cmd_data *data)
{
static u8 sbuf[SC_MAX_APDU_BUFFER_SIZE];
int r, len = 0, pad = 0, use_pin_pad = 0, ins, p1 = 0;
switch (data->pin_type) {
case SC_AC_CHV:
break;
default:
return SC_ERROR_INVALID_ARGUMENTS;
}
if (data->flags & SC_PIN_CMD_NEED_PADDING)
pad = 1;
if (data->flags & SC_PIN_CMD_USE_PINPAD)
use_pin_pad = 1;
data->pin1.offset = 5;
switch (data->cmd) {
case SC_PIN_CMD_VERIFY:
ins = 0x20;
if ((r = sc_build_pin(sbuf, sizeof(sbuf), &data->pin1, pad)) < 0)
return r;
len = r;
break;
case SC_PIN_CMD_CHANGE:
ins = 0x24;
if (data->pin1.len != 0 || use_pin_pad) {
if ((r = sc_build_pin(sbuf, sizeof(sbuf), &data->pin1, pad)) < 0)
return r;
len += r;
} else {
/* implicit test */
p1 = 1;
}
data->pin2.offset = data->pin1.offset + len;
if ((r = sc_build_pin(sbuf+len, sizeof(sbuf)-len, &data->pin2, pad)) < 0)
return r;
len += r;
break;
case SC_PIN_CMD_UNBLOCK:
ins = 0x2C;
if (data->pin1.len != 0 || use_pin_pad) {
if ((r = sc_build_pin(sbuf, sizeof(sbuf), &data->pin1, pad)) < 0)
return r;
len += r;
} else {
p1 |= 0x02;
}
if (data->pin2.len != 0 || use_pin_pad) {
data->pin2.offset = data->pin1.offset + len;
if ((r = sc_build_pin(sbuf+len, sizeof(sbuf)-len, &data->pin2, pad)) < 0)
return r;
len += r;
} else {
p1 |= 0x01;
}
break;
default:
return SC_ERROR_NOT_SUPPORTED;
}
sc_format_apdu(card, apdu, SC_APDU_CASE_3_SHORT,
ins, p1, data->pin_reference);
apdu->lc = len;
apdu->datalen = len;
apdu->data = sbuf;
apdu->resplen = 0;
return 0;
}
static int gemsafe_pin_cmd(struct sc_card *card, struct sc_pin_cmd_data *data,
int *tries_left)
{
struct sc_apdu local_apdu, *apdu;
int r;
if (tries_left)
*tries_left = -1;
/* See if we've been called from another card driver, which is
* passing an APDU to us (this allows to write card drivers
* whose PIN functions behave "mostly like ISO" except in some
* special circumstances.
*/
if (data->apdu == NULL) {
r = gemsafe_build_pin_apdu(card, &local_apdu, data);
if (r < 0)
return r;
data->apdu = &local_apdu;
}
apdu = data->apdu;
if (!(data->flags & SC_PIN_CMD_USE_PINPAD)) {
/* Transmit the APDU to the card */
r = sc_transmit_apdu(card, apdu);
/* Clear the buffer - it may contain pins */
memset((void *) apdu->data, 0, apdu->datalen);
} else {
/* Call the reader driver to collect
* the PIN and pass on the APDU to the card */
if (data->pin1.offset == 0) {
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
"Card driver didn't set PIN offset");
return SC_ERROR_INVALID_ARGUMENTS;
}
if (card->reader
&& card->reader->ops
&& card->reader->ops->perform_verify) {
r = card->reader->ops->perform_verify(card->reader, data);
/* sw1/sw2 filled in by reader driver */
} else {
sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
"Card reader driver does not support "
"PIN entry through reader key pad");
r = SC_ERROR_NOT_SUPPORTED;
}
}
/* Don't pass references to local variables up to the caller. */
if (data->apdu == &local_apdu)
data->apdu = NULL;
SC_TEST_RET(card->ctx, SC_LOG_DEBUG_NORMAL, r, "APDU transmit failed");
if (apdu->sw1 == 0x63) {
if ((apdu->sw2 & 0xF0) == 0xC0 && tries_left != NULL)
*tries_left = apdu->sw2 & 0x0F;
return SC_ERROR_PIN_CODE_INCORRECT;
}
return sc_check_sw(card, apdu->sw1, apdu->sw2);
}
static struct sc_card_driver *sc_get_driver(void)
{
struct sc_card_driver *iso_drv = sc_get_iso7816_driver();
if (!iso_ops)
iso_ops = iso_drv->ops;
/* use the standard iso operations as default */
gemsafe_ops = *iso_drv->ops;
/* gemsafe specific functions */
gemsafe_ops.match_card = gemsafe_match_card;
gemsafe_ops.init = gemsafe_init;
gemsafe_ops.finish = gemsafe_finish;
gemsafe_ops.select_file = gemsafe_select_file;
gemsafe_ops.restore_security_env = gemsafe_restore_security_env;
gemsafe_ops.set_security_env = gemsafe_set_security_env;
gemsafe_ops.decipher = gemsafe_decipher;
gemsafe_ops.compute_signature = gemsafe_compute_signature;
gemsafe_ops.get_challenge = gemsafe_get_challenge;
gemsafe_ops.process_fci = gemsafe_process_fci;
gemsafe_ops.pin_cmd = gemsafe_pin_cmd;
return &gemsafe_drv;
}
struct sc_card_driver *sc_get_gemsafeV1_driver(void)
{
return sc_get_driver();
}
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