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card-rutoken.c
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card-rutoken.c
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/*
* card-rutoken.c: Support for Rutoken S cards
*
* Copyright (C) 2007 Pavel Mironchik <rutoken@rutoken.ru>
* Copyright (C) 2007 Eugene Hermann <rutoken@rutoken.ru>
*
* 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 <sys/types.h>
#include <assert.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "internal.h"
#include "opensc.h"
#include "pkcs15.h"
#include "asn1.h"
#include "cardctl.h"
struct auth_senv {
unsigned int algorithm;
};
typedef struct auth_senv auth_senv_t;
struct helper_acl_to_sec_attr
{
unsigned int ac_op;
size_t sec_attr_pos;
};
typedef struct helper_acl_to_sec_attr helper_acl_to_sec_attr_t;
static const helper_acl_to_sec_attr_t arr_convert_attr_df [] = {
{ SC_AC_OP_CREATE, 0 },
{ SC_AC_OP_CREATE, 1 },
{ SC_AC_OP_DELETE, 6 }
};
static const helper_acl_to_sec_attr_t arr_convert_attr_ef [] = {
{ SC_AC_OP_READ, 0 },
{ SC_AC_OP_UPDATE, 1 },
{ SC_AC_OP_WRITE, 1 },
{ SC_AC_OP_DELETE, 6 }
};
static const sc_SecAttrV2_t default_sec_attr = {
0x42,
0, 1, 0, 0, 0, 0, 1,
0, 0, 0, 0,
2, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
2, 0, 0, 0,
0, 0, 0, 0 /* reserve */
};
static const struct sc_card_operations *iso_ops = NULL;
static struct sc_card_operations rutoken_ops;
static struct sc_card_driver rutoken_drv = {
"Rutoken driver",
"rutoken",
&rutoken_ops,
NULL, 0, NULL
};
static const struct sc_atr_table rutoken_atrs[] = {
{ "3b:6f:00:ff:00:56:72:75:54:6f:6b:6e:73:30:20:00:00:90:00", NULL, NULL, SC_CARD_TYPE_RUTOKENS, 0, NULL }, /* Aktiv Rutoken S */
{ "3b:6f:00:ff:00:56:75:61:54:6f:6b:6e:73:30:20:00:00:90:00", NULL, NULL, SC_CARD_TYPE_RUTOKENS, 0, NULL }, /* Aktiv uaToken S */
{ NULL, NULL, NULL, 0, 0, NULL }
};
static int rutoken_finish(sc_card_t *card)
{
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
assert(card->drv_data);
free(card->drv_data);
LOG_FUNC_RETURN(card->ctx, SC_SUCCESS);
}
static int rutoken_match_card(sc_card_t *card)
{
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
if (_sc_match_atr(card, rutoken_atrs, &card->type) >= 0)
{
sc_log(card->ctx, "ATR recognized as Rutoken\n");
LOG_FUNC_RETURN(card->ctx, 1);
}
LOG_FUNC_RETURN(card->ctx, 0);
}
static int token_init(sc_card_t *card, const char *card_name)
{
LOG_FUNC_CALLED(card->ctx);
card->name = card_name;
card->caps |= SC_CARD_CAP_RNG;
card->drv_data = calloc(1, sizeof(auth_senv_t));
if (card->drv_data == NULL)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_OUT_OF_MEMORY);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_SUCCESS);
}
static int rutoken_init(sc_card_t *card)
{
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
/* &rutoken_atrs[1] : { uaToken S ATR, NULL ATR } */
if (_sc_match_atr(card, &rutoken_atrs[1], &card->type) >= 0)
ret = token_init(card, "uaToken S card");
else
ret = token_init(card, "Rutoken S card");
if (ret != SC_SUCCESS) {
ret = SC_ERROR_INVALID_CARD;
}
LOG_FUNC_RETURN(card->ctx, ret);
}
static const struct sc_card_error rutoken_errors[] = {
{ 0x6300, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C1, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed. One tries left"},
{ 0x63C2, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed. Two tries left"},
{ 0x63C3, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C4, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C5, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C6, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C7, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C8, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63C9, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63CA, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63CB, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63CC, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63CD, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63CE, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x63CF, SC_ERROR_PIN_CODE_INCORRECT, "Authentication failed"},
{ 0x6400, SC_ERROR_CARD_CMD_FAILED, "Aborting"},
{ 0x6500, SC_ERROR_MEMORY_FAILURE, "Memory failure"},
{ 0x6581, SC_ERROR_MEMORY_FAILURE, "Memory failure"},
{ 0x6700, SC_ERROR_WRONG_LENGTH, "Lc or Le invalid"},
{ 0x6883, SC_ERROR_CARD_CMD_FAILED, "The finishing command of a chain is expected"},
{ 0x6982, SC_ERROR_SECURITY_STATUS_NOT_SATISFIED, "Required access right not granted"},
{ 0x6983, SC_ERROR_AUTH_METHOD_BLOCKED, "DO blocked"},
{ 0x6985, SC_ERROR_CARD_CMD_FAILED, "Command not allowed (unsuitable conditions)"},
{ 0x6986, SC_ERROR_INCORRECT_PARAMETERS,"No current EF selected"},
{ 0x6A80, SC_ERROR_INCORRECT_PARAMETERS,"Invalid parameters in data field"},
{ 0x6A81, SC_ERROR_NOT_SUPPORTED, "Function/mode not supported"},
{ 0x6A82, SC_ERROR_FILE_NOT_FOUND, "File (DO) not found"},
{ 0x6A84, SC_ERROR_CARD_CMD_FAILED, "Not enough memory space in the token"},
{ 0x6A86, SC_ERROR_INCORRECT_PARAMETERS,"P1 or P2 invalid"},
{ 0x6A89, SC_ERROR_FILE_ALREADY_EXISTS, "File (DO) already exists"},
{ 0x6B00, SC_ERROR_INCORRECT_PARAMETERS,"Out of maximum file length"},
{ 0x6C00, SC_ERROR_WRONG_LENGTH, "Le does not fit the data to be sent"},
{ 0x6D00, SC_ERROR_INS_NOT_SUPPORTED, "Ins invalid (not supported)"},
/* Own class of an error*/
{ 0x6F01, SC_ERROR_CARD_CMD_FAILED, "Rutoken has the exchange protocol which is not supported by the USB-driver (newer, than in the driver)"},
{ 0x6F83, SC_ERROR_CARD_CMD_FAILED, "Infringement of the exchange protocol with Rutoken is revealed"},
{ 0x6F84, SC_ERROR_CARD_CMD_FAILED, "Rutoken is busy by processing of other command"},
{ 0x6F85, SC_ERROR_CARD_CMD_FAILED, "In the current folder the maximum quantity of file system objects is already created"},
{ 0x6F86, SC_ERROR_CARD_CMD_FAILED, "Invalid access right. Already login"},
{ 0x9000, SC_SUCCESS, NULL}
};
static int rutoken_check_sw(sc_card_t *card, unsigned int sw1, unsigned int sw2)
{
size_t i;
for (i = 0; i < sizeof(rutoken_errors)/sizeof(rutoken_errors[0]); ++i) {
if (rutoken_errors[i].SWs == ((sw1 << 8) | sw2)) {
if ( rutoken_errors[i].errorstr )
sc_log(card->ctx, "%s\n", rutoken_errors[i].errorstr);
sc_log(card->ctx, "sw1 = %x, sw2 = %x", sw1, sw2);
return rutoken_errors[i].errorno;
}
}
sc_log(card->ctx, "Unknown SWs; SW1=%02X, SW2=%02X\n", sw1, sw2);
return SC_ERROR_CARD_CMD_FAILED;
}
static void swap_pair(u8 *buf, size_t len)
{
size_t i;
u8 tmp;
for (i = 0; i + 1 < len; i += 2)
{
tmp = buf[i];
buf[i] = buf[i + 1];
buf[i + 1] = tmp;
}
}
static void swap_four(u8 *buf, size_t len)
{
size_t i;
u8 tmp;
for (i = 0; i + 3 < len; i += 4)
{
tmp = buf[i];
buf[i] = buf[i + 3];
buf[i + 3] = tmp;
swap_pair(&buf[i + 1], 2);
}
}
static int rutoken_list_files(sc_card_t *card, u8 *buf, size_t buflen)
{
sc_apdu_t apdu;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE], previd[2];
const u8 *tag;
size_t taglen, len = 0;
int ret;
assert(card && card->ctx);
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
assert(buf);
sc_format_apdu(card, &apdu, SC_APDU_CASE_2_SHORT, 0xA4, 0, 0);
for (;;)
{
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
if (apdu.sw1 == 0x6A && apdu.sw2 == 0x82)
break; /* Next file not found */
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_TEST_RET(card->ctx, ret, "");
if (apdu.resplen <= 2)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_WRONG_LENGTH);
/* save first file(dir) ID */
tag = sc_asn1_find_tag(card->ctx, apdu.resp + 2, apdu.resplen - 2,
0x83, &taglen);
if (!tag || taglen != sizeof(previd))
LOG_FUNC_RETURN(card->ctx, SC_ERROR_UNKNOWN_DATA_RECEIVED);
memcpy(previd, tag, sizeof(previd));
if (len + sizeof(previd) <= buflen)
{
buf[len++] = previd[1];
buf[len++] = previd[0];
}
tag = sc_asn1_find_tag(card->ctx, apdu.resp + 2, apdu.resplen - 2,
0x82, &taglen);
if (!tag || taglen != 2)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_UNKNOWN_DATA_RECEIVED);
if (tag[0] == 0x38)
{
/* Select parent DF of the current DF */
sc_format_apdu(card, &apdu, SC_APDU_CASE_2_SHORT, 0xA4, 0x03, 0);
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_TEST_RET(card->ctx, ret, "");
}
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0xA4, 0, 0x02);
apdu.lc = sizeof(previd);
apdu.data = previd;
apdu.datalen = sizeof(previd);
}
LOG_FUNC_RETURN(card->ctx, len);
}
static void set_acl_from_sec_attr(sc_card_t *card, sc_file_t *file)
{
if (file->sec_attr && file->sec_attr_len == sizeof(sc_SecAttrV2_t))
{
sc_file_add_acl_entry(file, SC_AC_OP_SELECT,
SC_AC_NONE, SC_AC_KEY_REF_NONE);
if (file->sec_attr[0] & 0x40) /* if AccessMode.6 */
{
sc_log(card->ctx, "SC_AC_OP_DELETE %i %i",
(int)(*(int8_t*)&file->sec_attr[1 +6]),
file->sec_attr[1+7 +6*4]);
sc_file_add_acl_entry(file, SC_AC_OP_DELETE,
(int)(*(int8_t*)&file->sec_attr[1 +6]),
file->sec_attr[1+7 +6*4]);
}
if (file->sec_attr[0] & 0x01) /* if AccessMode.0 */
{
sc_log(card->ctx, (file->type == SC_FILE_TYPE_DF) ?
"SC_AC_OP_CREATE %i %i" : "SC_AC_OP_READ %i %i",
(int)(*(int8_t*)&file->sec_attr[1 +0]),
file->sec_attr[1+7 +0*4]);
sc_file_add_acl_entry(file,
(file->type == SC_FILE_TYPE_DF) ?
SC_AC_OP_CREATE : SC_AC_OP_READ,
(int)(*(int8_t*)&file->sec_attr[1 +0]),
file->sec_attr[1+7 +0*4]);
}
if (file->type == SC_FILE_TYPE_DF)
{
sc_file_add_acl_entry(file, SC_AC_OP_LIST_FILES,
SC_AC_NONE, SC_AC_KEY_REF_NONE);
}
else
if (file->sec_attr[0] & 0x02) /* if AccessMode.1 */
{
sc_log(card->ctx, "SC_AC_OP_UPDATE %i %i",
(int)(*(int8_t*)&file->sec_attr[1 +1]),
file->sec_attr[1+7 +1*4]);
sc_file_add_acl_entry(file, SC_AC_OP_UPDATE,
(int)(*(int8_t*)&file->sec_attr[1 +1]),
file->sec_attr[1+7 +1*4]);
sc_log(card->ctx, "SC_AC_OP_WRITE %i %i",
(int)(*(int8_t*)&file->sec_attr[1 +1]),
file->sec_attr[1+7 +1*4]);
sc_file_add_acl_entry(file, SC_AC_OP_WRITE,
(int)(*(int8_t*)&file->sec_attr[1 +1]),
file->sec_attr[1+7 +1*4]);
}
}
}
static int rutoken_select_file(sc_card_t *card,
const sc_path_t *in_path, sc_file_t **file_out)
{
sc_apdu_t apdu;
u8 buf[SC_MAX_APDU_BUFFER_SIZE], pathbuf[SC_MAX_PATH_SIZE], *path = pathbuf;
sc_file_t *file = NULL;
size_t pathlen;
int ret;
assert(card && card->ctx);
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
assert(in_path && sizeof(pathbuf) >= in_path->len);
memcpy(path, in_path->value, in_path->len);
pathlen = in_path->len;
/* p2 = 0; first record, return FCP */
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0xA4, 0, 0);
switch (in_path->type)
{
case SC_PATH_TYPE_FILE_ID:
if (pathlen != 2)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
break;
case SC_PATH_TYPE_PATH:
if (pathlen >= 2 && memcmp(path, "\x3F\x00", 2) == 0)
{
if (pathlen == 2)
break; /* only 3F00 supplied */
path += 2;
pathlen -= 2;
}
apdu.p1 = 0x08;
break;
case SC_PATH_TYPE_DF_NAME:
case SC_PATH_TYPE_FROM_CURRENT:
case SC_PATH_TYPE_PARENT:
LOG_FUNC_RETURN(card->ctx, SC_ERROR_NOT_SUPPORTED);
default:
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
}
swap_pair(path, pathlen);
apdu.lc = pathlen;
apdu.data = path;
apdu.datalen = pathlen;
apdu.resp = buf;
apdu.resplen = sizeof(buf);
apdu.le = 256;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
if (file_out == NULL)
{
if (apdu.sw1 == 0x61)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, 0);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, sc_check_sw(card, apdu.sw1, apdu.sw2));
}
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_TEST_RET(card->ctx, ret, "");
if (apdu.resplen > 0 && apdu.resp[0] != 0x62) /* Tag 0x62 - FCP */
LOG_FUNC_RETURN(card->ctx, SC_ERROR_UNKNOWN_DATA_RECEIVED);
file = sc_file_new();
if (file == NULL)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_OUT_OF_MEMORY);
file->path = *in_path;
if (card->ops->process_fci == NULL)
{
sc_file_free(file);
LOG_FUNC_RETURN(card->ctx, SC_ERROR_NOT_SUPPORTED);
}
if (apdu.resplen > 1 && apdu.resplen >= (size_t)apdu.resp[1] + 2)
{
ret = card->ops->process_fci(card, file, apdu.resp+2, apdu.resp[1]);
}
if (file->sec_attr && file->sec_attr_len == sizeof(sc_SecAttrV2_t))
set_acl_from_sec_attr(card, file);
else
ret = SC_ERROR_UNKNOWN_DATA_RECEIVED;
if (ret != SC_SUCCESS)
sc_file_free(file);
else
{
assert(file_out);
*file_out = file;
}
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_process_fci(struct sc_card *card, sc_file_t *file,
const unsigned char *buf, size_t buflen)
{
size_t taglen;
int ret;
const unsigned char *tag;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
ret = iso_ops->process_fci(card, file, buf, buflen);
if (ret == SC_SUCCESS)
{
/* Rutoken S returns buffers in little-endian. */
/* Set correct file id. */
file->id = ((file->id & 0xFF) << 8) | ((file->id >> 8) & 0xFF);
sc_log(card->ctx, " file identifier: 0x%04X", file->id);
/* Determine file size. */
tag = sc_asn1_find_tag(card->ctx, buf, buflen, 0x80, &taglen);
/* Rutoken S always returns 2 bytes. */
if (tag != NULL && taglen == 2)
{
file->size = (tag[1] << 8) | tag[0];
sc_log(card->ctx, " bytes in file: %"SC_FORMAT_LEN_SIZE_T"u", file->size);
}
}
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_construct_fci(sc_card_t *card, const sc_file_t *file,
u8 *out, size_t *outlen)
{
u8 buf[64], *p = out;
assert(card && card->ctx);
LOG_FUNC_CALLED(card->ctx);
assert(file && out && outlen);
assert(*outlen >= (size_t)(p - out) + 2);
*p++ = 0x62; /* FCP template */
p++; /* for length */
/* 0x80 - Number of data bytes in the file, excluding structural information */
buf[1] = (file->size >> 8) & 0xFF;
buf[0] = file->size & 0xFF;
sc_asn1_put_tag(0x80, buf, 2, p, *outlen - (p - out), &p);
/* 0x82 - File descriptor byte */
if (file->type_attr_len)
{
assert(sizeof(buf) >= file->type_attr_len);
memcpy(buf, file->type_attr, file->type_attr_len);
sc_asn1_put_tag(0x82, buf, file->type_attr_len,
p, *outlen - (p - out), &p);
}
else
{
switch (file->type)
{
case SC_FILE_TYPE_WORKING_EF:
buf[0] = 0x01;
break;
case SC_FILE_TYPE_DF:
buf[0] = 0x38;
break;
case SC_FILE_TYPE_INTERNAL_EF:
default:
LOG_FUNC_RETURN(card->ctx, SC_ERROR_NOT_SUPPORTED);
}
buf[1] = 0;
sc_asn1_put_tag(0x82, buf, 2, p, *outlen - (p - out), &p);
}
/* 0x83 - File identifier */
buf[1] = (file->id >> 8) & 0xFF;
buf[0] = file->id & 0xFF;
sc_asn1_put_tag(0x83, buf, 2, p, *outlen - (p - out), &p);
if (file->prop_attr_len)
{
assert(sizeof(buf) >= file->prop_attr_len);
memcpy(buf, file->prop_attr, file->prop_attr_len);
sc_asn1_put_tag(0x85, buf, file->prop_attr_len,
p, *outlen - (p - out), &p);
}
if (file->sec_attr_len)
{
assert(sizeof(buf) >= file->sec_attr_len);
memcpy(buf, file->sec_attr, file->sec_attr_len);
sc_asn1_put_tag(0x86, buf, file->sec_attr_len,
p, *outlen - (p - out), &p);
}
out[1] = p - out - 2; /* length */
*outlen = p - out;
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, 0);
}
static int set_sec_attr_from_acl(sc_card_t *card, sc_file_t *file)
{
const helper_acl_to_sec_attr_t *conv_attr;
size_t i, n_conv_attr;
const sc_acl_entry_t *entry;
sc_SecAttrV2_t attr = { 0 };
int ret = SC_SUCCESS;
LOG_FUNC_CALLED(card->ctx);
if (file->type == SC_FILE_TYPE_DF)
{
conv_attr = arr_convert_attr_df;
n_conv_attr = sizeof(arr_convert_attr_df)/sizeof(arr_convert_attr_df[0]);
}
else
{
conv_attr = arr_convert_attr_ef;
n_conv_attr = sizeof(arr_convert_attr_ef)/sizeof(arr_convert_attr_ef[0]);
}
sc_log(card->ctx, "file->type = %i", file->type);
for (i = 0; i < n_conv_attr; ++i)
{
entry = sc_file_get_acl_entry(file, conv_attr[i].ac_op);
if (entry && (entry->method == SC_AC_CHV || entry->method == SC_AC_NONE
|| entry->method == SC_AC_NEVER)
)
{
/* AccessMode.[conv_attr[i].sec_attr_pos] */
attr[0] |= 1 << conv_attr[i].sec_attr_pos;
sc_log(card->ctx,
"AccessMode.%"SC_FORMAT_LEN_SIZE_T"u, attr[0]=0x%x",
conv_attr[i].sec_attr_pos, attr[0]);
attr[1 + conv_attr[i].sec_attr_pos] = (u8)entry->method;
sc_log(card->ctx, "method %u", (u8)entry->method);
if (entry->method == SC_AC_CHV)
{
attr[1+7 + conv_attr[i].sec_attr_pos*4] = (u8)entry->key_ref;
sc_log(card->ctx, "key_ref %u", (u8)entry->key_ref);
}
}
else
{
sc_log(card->ctx, "ACL (%u) not set, set default sec_attr",
conv_attr[i].ac_op);
memcpy(attr, default_sec_attr, sizeof(attr));
break;
}
}
ret = sc_file_set_sec_attr(file, attr, sizeof(attr));
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, ret);
}
static int rutoken_create_file(sc_card_t *card, sc_file_t *file)
{
int ret;
assert(card && card->ctx);
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
assert(file);
if (file->sec_attr_len == 0)
{
ret = set_sec_attr_from_acl(card, file);
LOG_TEST_RET(card->ctx, ret, "Set sec_attr from ACL failed");
}
assert(iso_ops && iso_ops->create_file);
ret = iso_ops->create_file(card, file);
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_delete_file(sc_card_t *card, const sc_path_t *path)
{
u8 sbuf[2];
sc_apdu_t apdu;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
if (!path || path->type != SC_PATH_TYPE_FILE_ID || (path->len != 0 && path->len != 2))
{
sc_log(card->ctx, "File type has to be SC_PATH_TYPE_FILE_ID\n");
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
}
if (path->len == sizeof(sbuf))
{
sbuf[1] = path->value[0];
sbuf[0] = path->value[1];
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xE4, 0x00, 0x00);
apdu.lc = sizeof(sbuf);
apdu.datalen = sizeof(sbuf);
apdu.data = sbuf;
}
else /* No file ID given: means currently selected file */
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0xE4, 0x00, 0x00);
LOG_TEST_RET(card->ctx, sc_transmit_apdu(card, &apdu), "APDU transmit failed");
LOG_FUNC_RETURN(card->ctx, sc_check_sw(card, apdu.sw1, apdu.sw2));
}
static int rutoken_verify(sc_card_t *card, unsigned int type, int ref_qualifier,
const u8 *data, size_t data_len, int *tries_left)
{
sc_apdu_t apdu;
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x20, 0x00, ref_qualifier);
ret = sc_transmit_apdu(card, &apdu);
if (ret == SC_SUCCESS && ((apdu.sw1 == 0x90 && apdu.sw2 == 0x00)
|| apdu.sw1 == 0x63)
)
{
/* sw1 == 0x63 - may be already login with other ref_qualifier
* sw1 == 0x90 && sw2 == 0x00 - already login with ref_qualifier
*/
/* RESET ACCESS RIGHTS */
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x40, 0x00, 0x00);
apdu.cla = 0x80;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_TEST_RET(card->ctx, ret, "Reset access rights failed");
}
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x20, 0x00, ref_qualifier);
apdu.lc = data_len;
apdu.datalen = data_len;
apdu.data = data;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
if (ret == SC_ERROR_PIN_CODE_INCORRECT && tries_left)
{
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x20, 0x00, ref_qualifier);
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
if (ret == SC_ERROR_PIN_CODE_INCORRECT)
*tries_left = (int)(apdu.sw2 & 0x0f);
}
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_logout(sc_card_t *card)
{
sc_apdu_t apdu;
sc_path_t path;
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
sc_format_path("3F00", &path);
ret = rutoken_select_file(card, &path, NULL);
LOG_TEST_RET(card->ctx, ret, "Select MF failed");
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x40, 0x00, 0x00);
apdu.cla = 0x80;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_change_reference_data(sc_card_t *card, unsigned int type,
int ref_qualifier, const u8 *old, size_t oldlen,
const u8 *newref, size_t newlen, int *tries_left)
{
sc_apdu_t apdu;
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
if (old && oldlen)
{
ret = rutoken_verify(card, type, ref_qualifier, old, oldlen, tries_left);
LOG_TEST_RET(card->ctx, ret, "Invalid 'old' pass");
}
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x24, 0x01, ref_qualifier);
apdu.lc = newlen;
apdu.datalen = newlen;
apdu.data = newref;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_reset_retry_counter(sc_card_t *card, unsigned int type,
int ref_qualifier, const u8 *puk, size_t puklen,
const u8 *newref, size_t newlen)
{
#ifdef FORCE_VERIFY_RUTOKEN
int left;
#endif
sc_apdu_t apdu;
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
#ifdef FORCE_VERIFY_RUTOKEN
if (puk && puklen)
{
ret = rutoken_verify(card, type, ref_qualifier, puk, puklen, &left);
sc_log(card->ctx, "Tries left: %i\n", left);
LOG_TEST_RET(card->ctx, ret, "Invalid 'puk' pass");
}
#endif
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x2c, 0x03, ref_qualifier);
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_restore_security_env(sc_card_t *card, int se_num)
{
sc_apdu_t apdu;
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0x22, 3, se_num);
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_FUNC_RETURN(card->ctx, ret);
}
static int rutoken_set_security_env(sc_card_t *card,
const sc_security_env_t *env,
int se_num)
{
sc_apdu_t apdu;
auth_senv_t *senv;
u8 data[3] = { 0x83, 0x01 };
int ret;
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
if (!env)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
senv = (auth_senv_t*)card->drv_data;
if (!senv)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL);
if (env->algorithm != SC_ALGORITHM_GOST)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_NOT_SUPPORTED);
senv->algorithm = SC_ALGORITHM_GOST;
if (env->key_ref_len != 1)
{
sc_log(card->ctx, "No or invalid key reference\n");
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
}
data[2] = env->key_ref[0];
/* select component */
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0x22, 1, 0);
apdu.lc = apdu.datalen = sizeof(data);
apdu.data = data;
switch (env->operation)
{
case SC_SEC_OPERATION_AUTHENTICATE:
apdu.p2 = 0xA4;
break;
case SC_SEC_OPERATION_DECIPHER:
apdu.p2 = 0xB8;
break;
case SC_SEC_OPERATION_SIGN:
apdu.p2 = 0xAA;
break;
default:
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
}
/* set SE */
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
LOG_FUNC_RETURN(card->ctx, ret);
}
static void rutoken_set_do_hdr(u8 *data, size_t *data_len, sc_DOHdrV2_t *hdr)
{
u8 buf[64], *p = data;
assert(hdr && data && data_len);
/* 0x80 - Number of data bytes in the file, excluding structural information */
buf[1] = (hdr->wDOBodyLen >> 8) & 0xFF;
buf[0] = hdr->wDOBodyLen & 0xFF;
sc_asn1_put_tag(0x80, buf, 2, p, *data_len - (p - data), &p);
/* 0x83 - Type and ID */
buf[0] = hdr->OTID.byObjectType;
buf[1] = hdr->OTID.byObjectID;
sc_asn1_put_tag(0x83, buf, 2, p, *data_len - (p - data), &p);
/* 0x85 - Options, Flags and Max count of try */
buf[0] = hdr->OP.byObjectOptions;
buf[1] = hdr->OP.byObjectFlags;
buf[2] = hdr->OP.byObjectTry;
sc_asn1_put_tag(0x85, buf, 3, p, *data_len - (p - data), &p);
assert(sizeof(buf) >= sizeof(hdr->SA_V2));
memcpy(buf, hdr->SA_V2, sizeof(hdr->SA_V2));
sc_asn1_put_tag(0x86, buf, sizeof(hdr->SA_V2), p, *data_len - (p - data), &p);
assert(*data_len >= (size_t)(p - data));
*data_len = p - data;
}
static int rutoken_key_gen(sc_card_t *card, sc_DOHdrV2_t *pHdr)
{
u8 data[SC_MAX_APDU_BUFFER_SIZE];
size_t data_len = sizeof(data);
sc_apdu_t apdu;
int ret;
LOG_FUNC_CALLED(card->ctx);
if (
(pHdr->wDOBodyLen != SC_RUTOKEN_DEF_LEN_DO_GOST) ||
(pHdr->OTID.byObjectType != SC_RUTOKEN_TYPE_KEY) ||
(pHdr->OP.byObjectFlags & SC_RUTOKEN_FLAGS_COMPACT_DO) ||
(pHdr->OP.byObjectFlags & SC_RUTOKEN_FLAGS_FULL_OPEN_DO) ||
(pHdr->OTID.byObjectID < SC_RUTOKEN_DO_ALL_MIN_ID) ||
(pHdr->OTID.byObjectID > SC_RUTOKEN_DO_NOCHV_MAX_ID_V2)
)
{
ret = SC_ERROR_INVALID_ARGUMENTS;
}
else
{
pHdr->OP.byObjectTry = 0;
rutoken_set_do_hdr(data, &data_len, pHdr);
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xda, 0x01, 0x65);
apdu.data = data;
apdu.datalen = apdu.lc = data_len;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, ret);
}
static int rutoken_create_do(sc_card_t *card, sc_DO_V2_t * pDO)
{
u8 data[SC_MAX_APDU_BUFFER_SIZE];
size_t data_len = sizeof(data);
sc_apdu_t apdu;
int ret;
LOG_FUNC_CALLED(card->ctx);
if (
((pDO->HDR.OTID.byObjectType & SC_RUTOKEN_TYPE_CHV) &&
(pDO->HDR.OTID.byObjectID != SC_RUTOKEN_DEF_ID_GCHV_USER) &&
(pDO->HDR.OTID.byObjectID != SC_RUTOKEN_DEF_ID_GCHV_ADMIN)) ||
((pDO->HDR.OTID.byObjectType == SC_RUTOKEN_ALLTYPE_GOST) &&
(pDO->HDR.wDOBodyLen != SC_RUTOKEN_DEF_LEN_DO_GOST)) ||
((pDO->HDR.OTID.byObjectType == SC_RUTOKEN_ALLTYPE_SE) &&
(pDO->HDR.wDOBodyLen != SC_RUTOKEN_DEF_LEN_DO_SE)) ||
(pDO->HDR.OTID.byObjectID < SC_RUTOKEN_DO_ALL_MIN_ID) ||
(pDO->HDR.OTID.byObjectID > SC_RUTOKEN_DO_NOCHV_MAX_ID_V2) ||
((pDO->HDR.OP.byObjectFlags & SC_RUTOKEN_FLAGS_COMPACT_DO) &&
(pDO->HDR.wDOBodyLen > SC_RUTOKEN_COMPACT_DO_MAX_LEN)) ||
(pDO->HDR.wDOBodyLen > SC_RUTOKEN_DO_PART_BODY_LEN)
)
{
ret = SC_ERROR_INVALID_ARGUMENTS;
}
else
{
rutoken_set_do_hdr(data, &data_len, &pDO->HDR);
assert(sizeof(data) >= data_len + pDO->HDR.wDOBodyLen + 2);
ret = sc_asn1_put_tag(0xA5, pDO->abyDOBody, pDO->HDR.wDOBodyLen,
data + data_len, sizeof(data) - data_len, NULL);
if (ret == SC_SUCCESS)
data_len += pDO->HDR.wDOBodyLen + 2;
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xda, 0x01, 0x62);
apdu.data = data;
apdu.datalen = apdu.lc = data_len;
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, ret);
}
static int rutoken_get_do_info(sc_card_t *card, sc_DO_INFO_t * pInfo)
{
u8 data[1];
sc_apdu_t apdu;
int ret;
LOG_FUNC_CALLED(card->ctx);
if ((pInfo->SelType != select_first) &&
((pInfo->DoId < SC_RUTOKEN_DO_ALL_MIN_ID) ||
(pInfo->DoId > SC_RUTOKEN_DO_NOCHV_MAX_ID_V2)))
{
ret = SC_ERROR_INVALID_ARGUMENTS;
}
else
{
sc_format_apdu(card, &apdu, SC_APDU_CASE_4_SHORT, 0x30, 0x00, 0x00);
apdu.cla = 0x80;
apdu.resp = pInfo->pDoData;
apdu.resplen = sizeof(pInfo->pDoData);
apdu.le = 255;
memset(apdu.resp, 0, apdu.resplen);
switch(pInfo->SelType)
{
case select_first:
apdu.cse = SC_APDU_CASE_2_SHORT;
break;
case select_next:
apdu.p2 = 0x02;
/* fall through */
case select_by_id:
data[0] = pInfo->DoId;
apdu.data = data;
apdu.datalen = sizeof(data);
apdu.lc = sizeof(data);
break;
default:
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, SC_ERROR_INVALID_ARGUMENTS);
break;
}
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, ret);
}
static int rutoken_delete_do(sc_card_t *card, u8 *pId)
{
u8 data[1];
sc_apdu_t apdu;
int ret;
LOG_FUNC_CALLED(card->ctx);
if ((*pId < SC_RUTOKEN_DO_ALL_MIN_ID) ||
(*pId > SC_RUTOKEN_DO_NOCHV_MAX_ID_V2))
{
ret = SC_ERROR_INVALID_ARGUMENTS;
}
else
{
sc_format_apdu(card, &apdu, SC_APDU_CASE_3_SHORT, 0xda, 0x01, 0x64);
data[0] = *pId;
apdu.data = data;
apdu.datalen = sizeof(data);
apdu.lc = sizeof(data);
ret = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, ret, "APDU transmit failed");
ret = sc_check_sw(card, apdu.sw1, apdu.sw2);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, ret);
}
/* Both direction GOST cipher */
static int rutoken_cipher_p(sc_card_t *card, const u8 * crgram, size_t crgram_len,
u8 * out, size_t outlen, int p1, int p2, int isIV)
{
u8 buf[248]; /* 248 (cipher_chunk) <= SC_MAX_APDU_BUFFER_SIZE */
size_t len, outlen_tail = outlen;