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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_LIBRARYEXCEPTION_H
#define LIBNITROKEY_LIBRARYEXCEPTION_H
#include <exception>
#include <cstdint>
#include <string>
#include "log.h"
class LibraryException: std::exception {
public:
virtual uint8_t exception_id()= 0;
};
class TargetBufferSmallerThanSource: public LibraryException {
public:
virtual uint8_t exception_id() override {
return 203;
}
public:
size_t source_size;
size_t target_size;
TargetBufferSmallerThanSource(
size_t source_size, size_t target_size
) : source_size(source_size), target_size(target_size) {}
virtual const char *what() const throw() override {
std::string s = " ";
auto ts = [](size_t x){ return std::to_string(x); };
std::string msg = std::string("Target buffer size is smaller than source: [source size, buffer size]")
+s+ ts(source_size) +s+ ts(target_size);
return msg.c_str();
}
};
class InvalidHexString : public LibraryException {
public:
virtual uint8_t exception_id() override {
return 202;
}
public:
uint8_t invalid_char;
InvalidHexString (uint8_t invalid_char) : invalid_char( invalid_char) {}
virtual const char *what() const throw() override {
return "Invalid character in hex string";
}
};
class InvalidSlotException : public LibraryException {
public:
virtual uint8_t exception_id() override {
return 201;
}
public:
uint8_t slot_selected;
InvalidSlotException(uint8_t slot_selected) : slot_selected(slot_selected) {}
virtual const char *what() const throw() override {
return "Wrong slot selected";
}
};
class TooLongStringException : public LibraryException {
public:
virtual uint8_t exception_id() override {
return 200;
}
std::size_t size_source;
std::size_t size_destination;
std::string message;
TooLongStringException(size_t size_source, size_t size_destination, const std::string &message = "") : size_source(
size_source), size_destination(size_destination), message(message) {
LOG(std::string("TooLongStringException, size diff: ")+ std::to_string(size_source-size_destination), nitrokey::log::Loglevel::DEBUG);
}
virtual const char *what() const throw() override {
//TODO add sizes and message data to final message
return "Too long string has been supplied as an argument";
}
};
#endif //LIBNITROKEY_LIBRARYEXCEPTION_H
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