Files
Jungfraujoch/common/NetworkAddressConvert.cpp
2024-11-22 21:25:20 +01:00

51 lines
1.7 KiB
C++

// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only
#include <arpa/inet.h>
#include <sstream>
#include <iomanip>
#include "NetworkAddressConvert.h"
#include "JFJochException.h"
uint32_t IPv4AddressFromStr(const std::string& addr) {
in_addr ipv4_addr{};
if (inet_pton(AF_INET, addr.c_str(), &ipv4_addr) != 1)
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "Need proper IPv4 address");
return ipv4_addr.s_addr;
}
std::string IPv4AddressToStr(uint32_t addr) {
char tmp[256];
if (inet_ntop(AF_INET, &addr, tmp, 255) != tmp)
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "Error in exporting IPv4 address");
return {tmp};
}
std::string MacAddressToStr(uint64_t addr) {
uint64_t mac_address_network_order = addr;
std::ostringstream ss;
for (int i = 0; i < 6; i++) {
ss << std::setfill('0') << std::setw(2) << std::hex << ((mac_address_network_order >> (i * 8)) & 0xFF);
if (i != 5) ss << ":";
}
return ss.str();
}
uint64_t MacAddressFromStr(const std::string &addr) {
uint64_t ret = 0;
uint32_t values[6];
char end_char;
if( sscanf( addr.c_str(), "%x:%x:%x:%x:%x:%x%c",
&values[0], &values[1], &values[2],
&values[3], &values[4], &values[5], &end_char ) != 6 )
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "MAC address invalid");
for (int i = 0; i < 6; i++) {
if (values[i] > 255)
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "MAC address out of range");
ret |= (uint64_t)values[i] << (i*8);
}
return ret;
}