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https://gitea.osmocom.org/sim-card/simtrace2.git
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4a29f64cbe
this will become part of libosmocore since it it common to smart card related projects (such as osmo-ccid-firmware) Change-Id: I3d4c65d137fc4555fcb256443feadd1c695de73d
71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
/*
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* Copyright (C) 2019 sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon@sysmocom.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/* this library provides utilities to handle the ISO-7816 part 3 communication aspects (e.g. related
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* to F and D) */
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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/*! default clock rate conversion integer Fd.
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* ISO/IEC 7816-3:2006(E) section 8.1 */
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#define ISO7816_3_DEFAULT_FD 372
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/*! default baud rate adjustment factor Dd.
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* ISO/IEC 7816-3:2006(E) section 8.1 */
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#define ISO7816_3_DEFAULT_DD 1
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/*! default clock rate conversion integer Fi.
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* ISO/IEC 7816-3:2006(E) section 8.3
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* \note non-default value is optionally specified in TA1 */
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#define ISO7816_3_DEFAULT_FI 372
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/*! default baud rate adjustment factor Di.
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* ISO/IEC 7816-3:2006(E) section 8.3
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* \note non-default value is optionally specified in TA1 */
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#define ISO7816_3_DEFAULT_DI 1
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/*! default maximum clock frequency, in Hz.
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* ISO/IEC 7816-3:2006(E) section 8.3
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* \note non-default value is optionally specified in TA1 */
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#define ISO7816_3_DEFAULT_FMAX 5000000UL
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/*! default Waiting Integer (WI) value for T=0.
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* ISO/IEC 7816-3:2006(E) section 10.2
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* \note non-default value is optionally specified in TC2 */
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#define ISO7816_3_DEFAULT_WI 10
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/*! default Waiting Time (WT) value, in ETU.
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* ISO/IEC 7816-3:2006(E) section 8.1
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* \note depends on Fi, Di, and WI if protocol T=0 is selected */
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#define ISO7816_3_DEFAULT_WT 9600
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extern const uint16_t iso7816_3_fi_table[];
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extern const uint32_t iso7816_3_fmax_table[];
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extern const uint8_t iso7816_3_di_table[];
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bool iso7816_3_valid_f(uint16_t f);
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bool iso7816_3_valid_d(uint8_t d);
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int32_t iso7816_3_calculate_wt(uint8_t wi, uint16_t fi, uint8_t di, uint16_t f, uint8_t d);
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