terom@381: 
terom@381: #include "SockAddr.hh"
terom@381: 
terom@381: #include <cstdlib>
terom@381: 
terom@381: NetworkAddress::NetworkAddress (void) :
terom@381:     NetworkEndpoint(), address_length(0)
terom@381: {
terom@381: 
terom@381: }
terom@381: 
terom@381: NetworkAddress::NetworkAddress (const sockaddr *addr, socklen_t len) :
terom@381:     NetworkEndpoint(), address_length(0)
terom@381: {
terom@381:     // proxy to set_sockaddr
terom@381:     set_sockaddr(addr, len);
terom@381: }
terom@381:  
terom@381: void NetworkAddress::set_sockaddr (const sockaddr *addr, socklen_t len) {
terom@381:     // invalid length?
terom@381:     if (len <= 0 || len > sizeof(address))
terom@381:         throw NetworkAddressError(*this, "set_sockaddr", "invalid sockaddr length");
terom@381: 
terom@381:     // copy over to address
terom@381:     memcpy(&address, addr, len);
terom@381:     
terom@381:     // set address_length
terom@381:     address_length = len;
terom@381:     
terom@381:    // update
terom@381:    update();
terom@381: }
terom@381: 
terom@381: void NetworkAddress::update (void) {
terom@381:     char host_buf[NI_MAXHOST], serv_buf[NI_MAXSERV];
terom@381:     int err;
terom@381: 
terom@381:     // do getnameinfo()
terom@381:     if ((err = getnameinfo((sockaddr *) &address, address_length, host_buf, NI_MAXHOST, serv_buf, NI_MAXSERV, NI_NUMERICHOST | NI_NUMERICSERV)))
terom@381:         throw NetworkAddressError(*this, "getnameinfo", gai_strerror(err));
terom@381:     
terom@381:     // update hostname + service
terom@381:     hostname = host_buf;
terom@381:     service = serv_buf;
terom@381: }
terom@381: 
terom@381: addrinfo* NetworkAddress::get_addrinfo (int family, int socktype, int protocol, int flags) const {
terom@381:     (void) flags;
terom@381: 
terom@381:     // get my family from address
terom@381:     int my_family = address.ss_family;
terom@381:     
terom@381:     // right family?
terom@381:     if (family && family != my_family)
terom@381:         throw NetworkAddressError(*this, "fake_getaddrinfo", "ai_family mismatch");
terom@381:     
terom@381:     // alllocate new addrinfo
terom@381:     addrinfo *r = new addrinfo;
terom@381: 
terom@381:     // set it up
terom@381:     r->ai_flags = 0;
terom@381:     r->ai_family = my_family;
terom@381:     r->ai_socktype = socktype;
terom@381:     r->ai_protocol = protocol;
terom@381:     r->ai_addrlen = get_socklen();
terom@381:     r->ai_addr = const_cast<sockaddr *>(get_sockaddr());
terom@381:     r->ai_canonname = const_cast<char *>(get_hostname().c_str());
terom@381:     r->ai_next = NULL;
terom@381: 
terom@381:     // return it
terom@381:     return r;
terom@381: }
terom@381: 
terom@381: void NetworkAddress::free_addrinfo (addrinfo *info) const {
terom@381:     delete info;
terom@381: }