C++ how to convert ip address to bytes?

Question

How would I convert an ip address into bytes in C++? Basically how do I parse the IP address? For example, if I have a string equal to 121.122.123.124. I need

Answer 1

Use inet_aton.

#include 
#include 
#include 

int
main(int argc, char *argv[])
{
  std::string s;
  in_addr addr;

  while(std::cin >> s && inet_aton(s.c_str(), &addr)) {
    std::cout << inet_ntoa(addr) << "\n";
  }
}