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/*
* Copyright (c) 2019 Analog Devices Inc.
*
* This file is part of libm2k
* (see http://www.github.com/analogdevicesinc/libm2k).
*
* This program 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 program 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 program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <sstream>
#include <stdexcept>
#include <cctype>
#include "validator.h"
void Validator::validate(const std::string &argument, const char *argumentName, int &value)
{
std::string strValue = validateName(argument, argumentName);
if (is_number(strValue)) {
value = std::stoi(strValue);
} else if(is_hexa_number(strValue)) {
value = std::stoul(strValue, nullptr, 16);
} else {
throw std::invalid_argument(std::string(argumentName) + " must be an integer\n");
}
}
void Validator::validate(const std::string &argument, const char *argumentName, double &value)
{
std::string strValue = validateName(argument, argumentName);
validate(strValue, value);
}
void Validator::validate(const std::string &argument, const char *argumentName, bool &value)
{
std::string strValue = validateName(argument, argumentName);
if (strValue != "0" && strValue != "1") {
throw std::invalid_argument("Possible values for raw : {0 | 1}\n");
}
value = static_cast<bool>(std::stoi(strValue));
}
void Validator::validate(const std::string &argument, const char *argumentName, std::string &value)
{
value = validateName(argument, argumentName);
}
void Validator::validate(const std::string &argument, const char *argumentName, std::vector<unsigned int> &value)
{
std::string strValue = validateName(argument, argumentName);
std::istringstream iss(strValue);
while (getline(iss, strValue, ',')) {
if (!(is_number(strValue) && std::stoi(strValue) >= 0 && std::stoi(strValue) <= 15)) {
throw std::runtime_error(
"Possible values for digital channel : {0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 \n"
"8 | 9 | 10 | 11 | 12 | 13 | 14 | 15}\n");
}
value.push_back(std::stoi(strValue));
}
}
void Validator::validate(const std::string &argument, const char *argumentName, std::vector<uint8_t > &value)
{
std::string strValue = validateName(argument, argumentName);
std::istringstream iss(strValue);
while (getline(iss, strValue, ',')) {
if (is_number(strValue)) {
value.push_back(std::stoi(strValue));
} else if (is_hexa_number(strValue)) {
value.push_back(std::stoul(strValue, nullptr, 16));
} else {
for (auto c : strValue) {
value.push_back((uint8_t )c);
}
}
}
}
std::map<std::string, std::string> Validator::validate(std::vector<std::string> arguments)
{
std::map<std::string, std::string> values;
for (auto it = arguments.begin(); it != arguments.end(); it++) {
std::pair<std::string, std::string> value;
if ((*it).find('=') == std::string::npos) {
throw std::runtime_error("Expecting the following format: <argument>=<value>\n");
}
std::istringstream iss(*it);
getline(iss, value.first, '=');
value.second = *it;
values.insert(value);
}
return values;
}
void Validator::validate(std::string strNumber, double &number)
{
try {
number = std::stod(strNumber);
} catch (std::exception const& e) {
throw std::runtime_error("'" + strNumber + "' is not a number.\n");
}
}
void Validator::validate(std::string strNumber, uint16_t &number)
{
try {
number = std::stoi(strNumber);
} catch (std::exception const& e) {
throw std::runtime_error("'" + strNumber + "' is not a number.\n");
}
}
bool Validator::validateUri(const std::string &uri)
{
std::vector<std::string> uries{"usb:", "ip:", "local:", "xml:", "serial:"};
for (auto &validUri : uries) {
if (uri.find(validUri) != std::string::npos) {
return true;
}
}
return false;
}
std::string Validator::validateName(const std::string &argument, const char *argumentName)
{
if (argument.find('=') == std::string::npos) {
throw std::runtime_error("Expecting the following format: " + std::string(argumentName) + "=<value>\n");
}
std::istringstream iss(argument);
std::string token;
getline(iss, token, '=');
if (token != argumentName) {
throw std::runtime_error("Expecting the following format: " + std::string(argumentName) + "=<value>\n");
}
getline(iss, token, '=');
return token;
}
bool Validator::is_number(const std::string &s)
{
std::string::const_iterator it = s.begin();
while (it != s.end() && std::isdigit(*it)) {
++it;
}
return !s.empty() && it == s.end();
}
bool Validator::is_hexa_number(const std::string &s)
{
return s.compare(0, 2, "0x") == 0
&& s.size() > 2
&& s.find_first_not_of("0123456789abcdefABCDEF", 2) == std::string::npos;
}
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