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+/*
+ * Copyright (c) 2015-2018 Nitrokey UG
+ *
+ * This file is part of libnitrokey.
+ *
+ * libnitrokey 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 3 of the License, or
+ * any later version.
+ *
+ * libnitrokey 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with libnitrokey. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-3.0
+ */
+
+
+#ifndef LIBNITROKEY_STICK10_COMMANDS_0_8_H
+#define LIBNITROKEY_STICK10_COMMANDS_0_8_H
+
+#include <bitset>
+#include <iomanip>
+#include <string>
+#include <sstream>
+#include <cstdint>
+#include "command.h"
+#include "device_proto.h"
+#include "stick10_commands.h"
+
+#pragma pack (push,1)
+
+
+namespace nitrokey {
+ namespace proto {
+
+/*
+ * Stick10 protocol definition
+ */
+ namespace stick10_08 {
+ using stick10::FirstAuthenticate;
+ using stick10::UserAuthenticate;
+ using stick10::SetTime;
+ using stick10::GetStatus;
+ using stick10::BuildAESKey;
+ using stick10::ChangeAdminPin;
+ using stick10::ChangeUserPin;
+ using stick10::EnablePasswordSafe;
+ using stick10::ErasePasswordSafeSlot;
+ using stick10::FactoryReset;
+ using stick10::GetPasswordRetryCount;
+ using stick10::GetUserPasswordRetryCount;
+ using stick10::GetPasswordSafeSlotLogin;
+ using stick10::GetPasswordSafeSlotName;
+ using stick10::GetPasswordSafeSlotPassword;
+ using stick10::GetPasswordSafeSlotStatus;
+ using stick10::GetSlotName;
+ using stick10::IsAESSupported;
+ using stick10::LockDevice;
+ using stick10::PasswordSafeInitKey;
+ using stick10::PasswordSafeSendSlotViaHID;
+ using stick10::SetPasswordSafeSlotData;
+ using stick10::SetPasswordSafeSlotData2;
+ using stick10::UnlockUserPassword;
+ using stick10::ReadSlot;
+
+ class EraseSlot : Command<CommandID::ERASE_SLOT> {
+ public:
+ struct CommandPayload {
+ uint8_t slot_number;
+ uint8_t temporary_admin_password[25];
+
+ bool isValid() const { return !(slot_number & 0xF0); }
+ std::string dissect() const {
+ std::stringstream ss;
+ ss << "slot_number:\t" << (int)(slot_number) << std::endl;
+ hexdump_to_ss(temporary_admin_password);
+ return ss.str();
+ }
+ } __packed;
+
+ typedef Transaction<command_id(), struct CommandPayload, struct EmptyPayload>
+ CommandTransaction;
+ };
+
+ class SendOTPData : Command<CommandID::SEND_OTP_DATA> {
+ //admin auth
+ public:
+ struct CommandPayload {
+ uint8_t temporary_admin_password[25];
+ uint8_t type; //S-secret, N-name
+ uint8_t id; //multiple reports for values longer than 30 bytes
+ uint8_t data[30]; //data, does not need null termination
+
+ bool isValid() const { return true; }
+
+ void setTypeName(){
+ type = 'N';
+ }
+ void setTypeSecret(){
+ type = 'S';
+ }
+
+ std::string dissect() const {
+ std::stringstream ss;
+ hexdump_to_ss(temporary_admin_password);
+ ss << "type:\t" << type << std::endl;
+ ss << "id:\t" << (int)id << std::endl;
+#ifdef LOG_VOLATILE_DATA
+ ss << "data:" << std::endl
+ << ::nitrokey::misc::hexdump((const uint8_t *) (&data), sizeof data);
+#else
+ ss << " Volatile data not logged" << std::endl;
+#endif
+ return ss.str();
+ }
+ } __packed;
+
+
+ struct ResponsePayload {
+ union {
+ uint8_t data[40];
+ } __packed;
+
+ bool isValid() const { return true; }
+ std::string dissect() const {
+ std::stringstream ss;
+#ifdef LOG_VOLATILE_DATA
+ ss << "data:" << std::endl
+ << ::nitrokey::misc::hexdump((const uint8_t *) (&data), sizeof data);
+#else
+ ss << " Volatile data not logged" << std::endl;
+#endif
+ return ss.str();
+ }
+ } __packed;
+
+
+ typedef Transaction<command_id(), struct CommandPayload, struct ResponsePayload>
+ CommandTransaction;
+ };
+
+ class WriteToOTPSlot : Command<CommandID::WRITE_TO_SLOT> {
+ //admin auth
+ public:
+ struct CommandPayload {
+ uint8_t temporary_admin_password[25];
+ uint8_t slot_number;
+ union {
+ uint64_t slot_counter_or_interval;
+ uint8_t slot_counter_s[8];
+ } __packed;
+ union {
+ uint8_t _slot_config;
+ struct {
+ bool use_8_digits : 1;
+ bool use_enter : 1;
+ bool use_tokenID : 1;
+ };
+ };
+ union {
+ uint8_t slot_token_id[13]; /** OATH Token Identifier */
+ struct { /** @see https://openauthentication.org/token-specs/ */
+ uint8_t omp[2];
+ uint8_t tt[2];
+ uint8_t mui[8];
+ uint8_t keyboard_layout; //disabled feature in nitroapp as of 20160805
+ } slot_token_fields;
+ };
+
+ bool isValid() const { return true; }
+
+ std::string dissect() const {
+ std::stringstream ss;
+ hexdump_to_ss(temporary_admin_password);
+ ss << "slot_config:\t" << std::bitset<8>((int) _slot_config) << std::endl;
+ ss << "\tuse_8_digits(0):\t" << use_8_digits << std::endl;
+ ss << "\tuse_enter(1):\t" << use_enter << std::endl;
+ ss << "\tuse_tokenID(2):\t" << use_tokenID << std::endl;
+ ss << "slot_number:\t" << (int) (slot_number) << std::endl;
+ ss << "slot_counter_or_interval:\t[" << (int) slot_counter_or_interval << "]\t"
+ << ::nitrokey::misc::hexdump((const uint8_t *) (&slot_counter_or_interval), sizeof slot_counter_or_interval, false);
+
+ ss << "slot_token_id:\t";
+ for (auto i : slot_token_id)
+ ss << std::hex << std::setw(2) << std::setfill('0') << (int) i << " ";
+ ss << std::endl;
+
+ return ss.str();
+ }
+ } __packed;
+
+ typedef Transaction<command_id(), struct CommandPayload, struct EmptyPayload>
+ CommandTransaction;
+ };
+
+ class GetHOTP : Command<CommandID::GET_CODE> {
+ public:
+ struct CommandPayload {
+ uint8_t slot_number;
+ struct {
+ uint64_t challenge; //@unused
+ uint64_t last_totp_time; //@unused
+ uint8_t last_interval; //@unused
+ } __packed _unused;
+ uint8_t temporary_user_password[25];
+
+ bool isValid() const { return (slot_number & 0xF0); }
+ std::string dissect() const {
+ std::stringstream ss;
+ hexdump_to_ss(temporary_user_password);
+ ss << "slot_number:\t" << (int)(slot_number) << std::endl;
+ return ss.str();
+ }
+ } __packed;
+
+ struct ResponsePayload {
+ union {
+ uint8_t whole_response[18]; //14 bytes reserved for config, but used only 1
+ struct {
+ uint32_t code;
+ union{
+ uint8_t _slot_config;
+ struct{
+ bool use_8_digits : 1;
+ bool use_enter : 1;
+ bool use_tokenID : 1;
+ };
+ };
+ } __packed;
+ } __packed;
+
+ bool isValid() const { return true; }
+ std::string dissect() const {
+ std::stringstream ss;
+ ss << "code:\t" << (code) << std::endl;
+ ss << "slot_config:\t" << std::bitset<8>((int)_slot_config) << std::endl;
+ ss << "\tuse_8_digits(0):\t" << use_8_digits << std::endl;
+ ss << "\tuse_enter(1):\t" << use_enter << std::endl;
+ ss << "\tuse_tokenID(2):\t" << use_tokenID << std::endl;
+ return ss.str();
+ }
+ } __packed;
+
+ typedef Transaction<command_id(), struct CommandPayload, struct ResponsePayload>
+ CommandTransaction;
+ };
+
+
+ class GetTOTP : Command<CommandID::GET_CODE> {
+ //user auth
+ public:
+ struct CommandPayload {
+ uint8_t slot_number;
+ uint64_t challenge; //@unused
+ uint64_t last_totp_time; //@unused
+ uint8_t last_interval; //@unused
+ uint8_t temporary_user_password[25];
+
+ bool isValid() const { return !(slot_number & 0xF0); }
+ std::string dissect() const {
+ std::stringstream ss;
+ hexdump_to_ss(temporary_user_password);
+ ss << "slot_number:\t" << (int)(slot_number) << std::endl;
+ ss << "challenge:\t" << (challenge) << std::endl;
+ ss << "last_totp_time:\t" << (last_totp_time) << std::endl;
+ ss << "last_interval:\t" << (int)(last_interval) << std::endl;
+ return ss.str();
+ }
+ } __packed;
+
+ struct ResponsePayload {
+ union {
+ uint8_t whole_response[18]; //14 bytes reserved for config, but used only 1
+ struct {
+ uint32_t code;
+ union{
+ uint8_t _slot_config;
+ struct{
+ bool use_8_digits : 1;
+ bool use_enter : 1;
+ bool use_tokenID : 1;
+ };
+ };
+ } __packed ;
+ } __packed ;
+
+ bool isValid() const { return true; }
+ std::string dissect() const {
+ std::stringstream ss;
+ ss << "code:\t" << (code) << std::endl;
+ ss << "slot_config:\t" << std::bitset<8>((int)_slot_config) << std::endl;
+ ss << "\tuse_8_digits(0):\t" << use_8_digits << std::endl;
+ ss << "\tuse_enter(1):\t" << use_enter << std::endl;
+ ss << "\tuse_tokenID(2):\t" << use_tokenID << std::endl;
+ return ss.str();
+ }
+ } __packed;
+
+ typedef Transaction<command_id(), struct CommandPayload, struct ResponsePayload>
+ CommandTransaction;
+ };
+
+
+ class WriteGeneralConfig : Command<CommandID::WRITE_CONFIG> {
+ //admin auth
+ public:
+ struct CommandPayload {
+ union{
+ uint8_t config[5];
+ struct{
+ uint8_t numlock; /** 0-1: HOTP slot number from which the code will be get on double press, other value - function disabled */
+ uint8_t capslock; /** same as numlock */
+ uint8_t scrolllock; /** same as numlock */
+ uint8_t enable_user_password;
+ uint8_t delete_user_password;
+ };
+ };
+ uint8_t temporary_admin_password[25];
+
+ static constexpr uint8_t special_HOTP_slots = 3;
+ bool isValid() const { return numlock < special_HOTP_slots && capslock < special_HOTP_slots
+ && scrolllock < special_HOTP_slots && enable_user_password < 2; }
+
+ std::string dissect() const {
+ std::stringstream ss;
+ ss << "numlock:\t" << (int)numlock << std::endl;
+ ss << "capslock:\t" << (int)capslock << std::endl;
+ ss << "scrolllock:\t" << (int)scrolllock << std::endl;
+ ss << "enable_user_password:\t" << (bool) enable_user_password << std::endl;
+ ss << "delete_user_password:\t" << (bool) delete_user_password << std::endl;
+ return ss.str();
+ }
+ } __packed;
+
+ typedef Transaction<command_id(), struct CommandPayload, struct EmptyPayload>
+ CommandTransaction;
+ };
+ }
+ }
+}
+#pragma pack (pop)
+
+#endif //LIBNITROKEY_STICK10_COMMANDS_0_8_H
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