#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <arpa/inet.h>

#include <string>
#include <iostream>

using namespace std;

class IPConvert
{
public:
	static void getStringIP(uint32_t ip, char *strIP)
	{
		in_addr addr;
		addr.s_addr = ip;
		inet_ntop(AF_INET, (void *)&addr, strIP, INET_ADDRSTRLEN);
	}

	static void getStringIP(in_addr &addr, char *strIP)
	{
		inet_ntop(AF_INET, (void *)&addr, strIP, INET_ADDRSTRLEN);
	}

	static in_addr getIntIP(const char *strIP)
	{
		in_addr addr;
		inet_pton(AF_INET, strIP, (void *)&addr);
		return addr;
	}
};

void testIPConvert()
{
	in_addr address;
	char strIP[INET_ADDRSTRLEN];
	memset(strIP, 0, INET_ADDRSTRLEN);

	IPConvert::getStringIP(338799626, strIP);
	printf("%s\n", strIP);

	address = IPConvert::getIntIP("255.255.255.255");
	printf("%d\n", address.s_addr);

	IPConvert::getStringIP(address, strIP);
	printf("%s\n", strIP);
}

int main(int argc, char *argv[])
{
	testIPConvert();
	return EXIT_SUCCESS;
}