/* * PKCS15 emulation layer for EstEID card issued from December 2018. * * Copyright (C) 2019, Martin Paljak * * 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 #include #include #include #include "common/compat_strlcpy.h" #include "internal.h" #include "opensc.h" #include "pkcs15.h" static int sc_pkcs15emu_esteid2018_init(sc_pkcs15_card_t *p15card) { sc_card_t *card = p15card->card; u8 buff[11]; int r, i; size_t field_length = 0, taglen, j; sc_path_t tmppath; set_string(&p15card->tokeninfo->label, "ID-kaart"); set_string(&p15card->tokeninfo->manufacturer_id, "IDEMIA"); /* Read documber number to be used as serial */ sc_format_path("3F00D003", &tmppath); LOG_TEST_RET(card->ctx, sc_select_file(card, &tmppath, NULL), "SELECT docnr"); r = sc_read_binary(card, 0, buff, 11, 0); LOG_TEST_RET(card->ctx, r, "read document number failed"); const unsigned char *tag = sc_asn1_find_tag(card->ctx, buff, (size_t)r, 0x04, &taglen); if (tag == NULL) LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); for (j = 0; j < taglen; j++) if (!isalnum(tag[j])) LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); free(p15card->tokeninfo->serial_number); p15card->tokeninfo->serial_number = malloc(taglen + 1); if (!p15card->tokeninfo->serial_number) LOG_FUNC_RETURN(card->ctx, SC_ERROR_OUT_OF_MEMORY); p15card->tokeninfo->serial_number = memcpy(p15card->tokeninfo->serial_number, tag, taglen); p15card->tokeninfo->serial_number[taglen] = '\0'; p15card->tokeninfo->flags = SC_PKCS15_TOKEN_READONLY; /* add certificates */ for (i = 0; i < 2; i++) { const char *esteid_cert_names[2] = {"Isikutuvastus", "Allkirjastamine"}; const char *esteid_cert_paths[2] = {"3f00:adf1:3401", "3f00:adf2:341f"}; const u8 esteid_cert_ids[2] = {1, 2}; struct sc_pkcs15_cert_info cert_info; struct sc_pkcs15_object cert_obj; memset(&cert_info, 0, sizeof(cert_info)); memset(&cert_obj, 0, sizeof(cert_obj)); strlcpy(cert_obj.label, esteid_cert_names[i], sizeof(cert_obj.label)); sc_format_path(esteid_cert_paths[i], &cert_info.path); cert_info.id.value[0] = esteid_cert_ids[i]; cert_info.id.len = 1; r = sc_pkcs15emu_add_x509_cert(p15card, &cert_obj, &cert_info); if (r < 0) LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); // Read data from first cert if (i != 0) continue; sc_pkcs15_cert_t *cert = NULL; r = sc_pkcs15_read_certificate(p15card, &cert_info, &cert); LOG_TEST_RET(card->ctx, r, "Could not read authentication certificate"); if (cert->key->algorithm == SC_ALGORITHM_EC) field_length = cert->key->u.ec.params.field_length; const struct sc_object_id cn_oid = {{2, 5, 4, 3, -1}}; u8 *cn_name = NULL; size_t cn_len = 0; sc_pkcs15_get_name_from_dn(card->ctx, cert->subject, cert->subject_len, &cn_oid, &cn_name, &cn_len); if (cn_len > 0) { char *token_name = malloc(cn_len + 1); if (token_name) { memcpy(token_name, cn_name, cn_len); token_name[cn_len] = '\0'; set_string(&p15card->tokeninfo->label, (const char *)token_name); free(token_name); } } free(cn_name); sc_pkcs15_free_certificate(cert); } /* add pins */ for (i = 0; i < 3; i++) { const char *esteid_pin_names[3] = {"PIN1", "PIN2", "PUK"}; const size_t esteid_pin_min[3] = {4, 5, 8}; const int esteid_pin_ref[3] = {0x01, 0x85, 0x02}; const u8 esteid_pin_authid[3] = {1, 2, 3}; const char *esteid_pin_path[3] = {"3F00", "3F00ADF2", "3F00"}; const unsigned int esteid_pin_flags[3] = { SC_PKCS15_PIN_FLAG_NEEDS_PADDING | SC_PKCS15_PIN_FLAG_INITIALIZED, SC_PKCS15_PIN_FLAG_NEEDS_PADDING | SC_PKCS15_PIN_FLAG_INITIALIZED | SC_PKCS15_PIN_FLAG_LOCAL, SC_PKCS15_PIN_FLAG_NEEDS_PADDING | SC_PKCS15_PIN_FLAG_INITIALIZED | SC_PKCS15_PIN_FLAG_UNBLOCKING_PIN}; struct sc_pkcs15_auth_info pin_info; struct sc_pkcs15_object pin_obj; memset(&pin_info, 0, sizeof(pin_info)); memset(&pin_obj, 0, sizeof(pin_obj)); sc_format_path(esteid_pin_path[i], &pin_info.path); pin_info.auth_id.len = 1; pin_info.auth_id.value[0] = esteid_pin_authid[i]; pin_info.auth_type = SC_PKCS15_PIN_AUTH_TYPE_PIN; pin_info.attrs.pin.reference = esteid_pin_ref[i]; pin_info.attrs.pin.flags = esteid_pin_flags[i]; pin_info.attrs.pin.type = SC_PKCS15_PIN_TYPE_ASCII_NUMERIC; pin_info.attrs.pin.min_length = esteid_pin_min[i]; pin_info.attrs.pin.stored_length = 12; pin_info.attrs.pin.max_length = 12; pin_info.attrs.pin.pad_char = 0xFF; pin_info.tries_left = 3; pin_info.max_tries = 3; strlcpy(pin_obj.label, esteid_pin_names[i], sizeof(pin_obj.label)); pin_obj.flags = esteid_pin_flags[i]; /* Link normal PINs with PUK */ if (i < 2) { pin_obj.auth_id.len = 1; pin_obj.auth_id.value[0] = 3; } r = sc_pkcs15emu_add_pin_obj(p15card, &pin_obj, &pin_info); if (r < 0) LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); } // trigger PIN counter refresh via pin_cmd struct sc_pkcs15_object *objs[3]; r = sc_pkcs15_get_objects(p15card, SC_PKCS15_TYPE_AUTH, objs, 3); if (r != 3) { LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); } for (i = 0; i < r; i++) { r = sc_pkcs15_get_pin_info(p15card, objs[i]); if (r < 0) LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); } /* add private keys */ for (i = 0; i < 2; i++) { const u8 prkey_pin[2] = {1, 2}; const char *prkey_name[2] = {"Isikutuvastus", "Allkirjastamine"}; const char *prkey_path[2] = {"3F00:ADF1", "3F00:ADF2"}; const unsigned int prkey_usage[2] = {SC_PKCS15_PRKEY_USAGE_SIGN | SC_PKCS15_PRKEY_USAGE_DERIVE, SC_PKCS15_PRKEY_USAGE_NONREPUDIATION}; const int prkey_consent[2] = {0, 1}; struct sc_pkcs15_prkey_info prkey_info; struct sc_pkcs15_object prkey_obj; memset(&prkey_info, 0, sizeof(prkey_info)); memset(&prkey_obj, 0, sizeof(prkey_obj)); sc_format_path(prkey_path[i], &prkey_info.path); prkey_info.id.len = 1; prkey_info.id.value[0] = prkey_pin[i]; prkey_info.native = 1; prkey_info.key_reference = i + 1; prkey_info.field_length = field_length; prkey_info.usage = prkey_usage[i]; strlcpy(prkey_obj.label, prkey_name[i], sizeof(prkey_obj.label)); prkey_obj.auth_id.len = 1; prkey_obj.auth_id.value[0] = prkey_pin[i]; prkey_obj.user_consent = prkey_consent[i]; prkey_obj.flags = SC_PKCS15_CO_FLAG_PRIVATE; r = sc_pkcs15emu_add_ec_prkey(p15card, &prkey_obj, &prkey_info); if (r < 0) LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL); } return SC_SUCCESS; } int sc_pkcs15emu_esteid2018_init_ex(sc_pkcs15_card_t *p15card, struct sc_aid *aid) { if (p15card->card->type == SC_CARD_TYPE_ESTEID_2018) return sc_pkcs15emu_esteid2018_init(p15card); return SC_ERROR_WRONG_CARD; }