UDP programming example

00001 #include <Utility.h>
00002 #include "UdpTestSocket.h"
00003 
00004 
00005 UdpTestSocket::UdpTestSocket(ISocketHandler& h)
00006 :UdpSocket(h)
00007 {
00008 }
00009 
00010 
00011 void UdpTestSocket::OnRawData(const char *p,size_t l,struct sockaddr *sa_from,socklen_t sa_len)
00012 {
00013         if (sa_len == sizeof(struct sockaddr_in)) // IPv4
00014         {
00015                 struct sockaddr_in sa;
00016                 memcpy(&sa,sa_from,sa_len);
00017                 ipaddr_t a;
00018                 memcpy(&a,&sa.sin_addr,4);
00019                 std::string ip;
00020                 Utility::l2ip(a,ip);
00021                 printf("Received %d bytes from: %s:%d\n", l,ip.c_str(),ntohs(sa.sin_port));
00022                 printf("%s\n",static_cast<std::string>(p).substr(0,l).c_str());
00023         }
00024 #ifdef ENABLE_IPV6
00025 #ifdef IPPROTO_IPV6
00026         else
00027         if (sa_len == sizeof(struct sockaddr_in6)) // IPv6
00028         {
00029                 struct sockaddr_in6 sa;
00030                 memcpy(&sa,sa_from,sa_len);
00031                 std::string ip;
00032                 Utility::l2ip(sa.sin6_addr,ip);
00033                 printf("(IPv6) Received %d bytes from: %s:%d\n", l,ip.c_str(),ntohs(sa.sin6_port));
00034                 printf("%s\n",static_cast<std::string>(p).substr(0,l).c_str());
00035         }
00036 #endif
00037 #endif
00038 }
UdpTestSocket.cpp
