+
+/* Data exchange over raw sockets. Placing this in there is a kind of crude hack.
+ It means that the only possible raw are TCP where we may want to do UDP for them.
+ But I fail to find a good internal organization for now. We may want to split
+ raw and regular sockets more efficiently.
+*/
+xbt_error_t gras_socket_raw_exchange(gras_socket_t peer,
+ int sender,
+ unsigned int timeout,
+ unsigned long int exp_size,
+ unsigned long int msg_size) {
+ char *chunk;
+ int res_last, msg_sofar, exp_sofar;
+
+ fd_set rd_set;
+/* int rv; */
+
+ struct timeval timeOut;
+
+ chunk = xbt_malloc(msg_size);
+
+ for (exp_sofar=0; exp_sofar < exp_size; exp_sofar += msg_size) {
+ for(msg_sofar=0; msg_sofar < msg_size; msg_sofar += res_last) {
+
+ if(sender) {
+ res_last = send(peer->sd, chunk, msg_size - msg_sofar, 0);
+ } else {
+ res_last = 0;
+ FD_ZERO(&rd_set);
+ FD_SET(peer->sd,&rd_set);
+ timeOut.tv_sec = timeout;
+ timeOut.tv_usec = 0;
+
+ if (0 < select(peer->sd+1,&rd_set,NULL,NULL,&timeOut))
+ res_last = recv(peer->sd, chunk, msg_size-msg_sofar, 0);
+
+ }
+ if (res_last == 0) {
+ /* No progress done, bail out */
+ xbt_free(chunk);
+ RAISE0(unknown_error,"Not exchanged a single byte, bailing out");
+ }
+ }
+ }
+
+ xbt_free(chunk);
+ return no_error;
+}
+
+
+#ifdef HAVE_WINSOCK_H
+#define RETSTR( x ) case x: return #x
+
+const char *gras_wsa_err2string( int err ) {
+ switch( err ) {
+ RETSTR( WSAEINTR );
+ RETSTR( WSAEBADF );
+ RETSTR( WSAEACCES );
+ RETSTR( WSAEFAULT );
+ RETSTR( WSAEINVAL );
+ RETSTR( WSAEMFILE );
+ RETSTR( WSAEWOULDBLOCK );
+ RETSTR( WSAEINPROGRESS );
+ RETSTR( WSAEALREADY );
+ RETSTR( WSAENOTSOCK );
+ RETSTR( WSAEDESTADDRREQ );
+ RETSTR( WSAEMSGSIZE );
+ RETSTR( WSAEPROTOTYPE );
+ RETSTR( WSAENOPROTOOPT );
+ RETSTR( WSAEPROTONOSUPPORT );
+ RETSTR( WSAESOCKTNOSUPPORT );
+ RETSTR( WSAEOPNOTSUPP );
+ RETSTR( WSAEPFNOSUPPORT );
+ RETSTR( WSAEAFNOSUPPORT );
+ RETSTR( WSAEADDRINUSE );
+ RETSTR( WSAEADDRNOTAVAIL );
+ RETSTR( WSAENETDOWN );
+ RETSTR( WSAENETUNREACH );
+ RETSTR( WSAENETRESET );
+ RETSTR( WSAECONNABORTED );
+ RETSTR( WSAECONNRESET );
+ RETSTR( WSAENOBUFS );
+ RETSTR( WSAEISCONN );
+ RETSTR( WSAENOTCONN );
+ RETSTR( WSAESHUTDOWN );
+ RETSTR( WSAETOOMANYREFS );
+ RETSTR( WSAETIMEDOUT );
+ RETSTR( WSAECONNREFUSED );
+ RETSTR( WSAELOOP );
+ RETSTR( WSAENAMETOOLONG );
+ RETSTR( WSAEHOSTDOWN );
+ RETSTR( WSAEHOSTUNREACH );
+ RETSTR( WSAENOTEMPTY );
+ RETSTR( WSAEPROCLIM );
+ RETSTR( WSAEUSERS );
+ RETSTR( WSAEDQUOT );
+ RETSTR( WSAESTALE );
+ RETSTR( WSAEREMOTE );
+ RETSTR( WSASYSNOTREADY );
+ RETSTR( WSAVERNOTSUPPORTED );
+ RETSTR( WSANOTINITIALISED );
+ RETSTR( WSAEDISCON );
+
+#ifdef HAVE_WINSOCK2
+ RETSTR( WSAENOMORE );
+ RETSTR( WSAECANCELLED );
+ RETSTR( WSAEINVALIDPROCTABLE );
+ RETSTR( WSAEINVALIDPROVIDER );
+ RETSTR( WSASYSCALLFAILURE );
+ RETSTR( WSASERVICE_NOT_FOUND );
+ RETSTR( WSATYPE_NOT_FOUND );
+ RETSTR( WSA_E_NO_MORE );
+ RETSTR( WSA_E_CANCELLED );
+ RETSTR( WSAEREFUSED );
+#endif /* HAVE_WINSOCK2 */
+
+ RETSTR( WSAHOST_NOT_FOUND );
+ RETSTR( WSATRY_AGAIN );
+ RETSTR( WSANO_RECOVERY );
+ RETSTR( WSANO_DATA );
+ }
+ return "unknown WSA error";
+}
+#endif /* HAVE_WINSOCK_H */