[Javaprofiler-commits] CVS: library/src/commun communSocket.cpp,1.13,1.14

[Marek P. <ma...@us...>]

Update of /cvsroot/javaprofiler/library/src/commun
In directory usw-pr-cvs1:/tmp/cvs-serv325/src/commun

Modified Files:
	communSocket.cpp 
Log Message:
randomized socket port selection

Index: communSocket.cpp
===================================================================
RCS file: /cvsroot/javaprofiler/library/src/commun/communSocket.cpp,v
retrieving revision 1.13
retrieving revision 1.14
diff -C2 -r1.13 -r1.14
*** communSocket.cpp	6 Mar 2002 18:00:38 -0000	1.13
--- communSocket.cpp	14 Mar 2002 00:08:43 -0000	1.14
***************
*** 64,75 ****
  	sockaddr_in sin;
  	sin.sin_family = AF_INET;
- 	sin.sin_port   = htons( port);
  	sin.sin_addr.s_addr = htonl( INADDR_ANY);
  
  #ifdef WIN32
- 	if( _failed = (bind( _sock, (sockaddr*)&sin, sizeof( sin)) == SOCKET_ERROR)) return;
  	if( _failed = (listen( _sock, 1) == SOCKET_ERROR)) return;
  #else
- 	if( _failed = (bind( _sock, (sockaddr*)&sin, sizeof( sin)) < 0)) return;
  	if( _failed = (listen( _sock, 1) < 0)) return;
  #endif
--- 64,102 ----
  	sockaddr_in sin;
  	sin.sin_family = AF_INET;
  	sin.sin_addr.s_addr = htonl( INADDR_ANY);
  
+ 	srand( (unsigned)time( NULL));
+ 
+ 	int n = 0;
+ 	do {
+ 
+ 		sin.sin_port = htons( port);
+ 
+ #ifdef WIN32
+ 		_failed = (bind( _sock, (sockaddr*)&sin, sizeof( sin)) == SOCKET_ERROR);
+ #else
+ 		_failed = (bind( _sock, (sockaddr*)&sin, sizeof( sin)) < 0);
+ #endif
+ 
+ 		if( _failed) {
+ 
+ 			port = 5000+rand()%10000;
+ 			n++;
+ 		}
+ 	} while( _failed && n < 10);
+ 
+ 	if( _failed) return;
+ 
+ 	if( port != _port) {
+ 
+ 		cerr << "WARNING: default port not available !!!" << endl;
+ 		cerr << "WARNING: listening on port " << port << endl;
+ 
+ 		_port = port;
+ 	}
+ 
  #ifdef WIN32
  	if( _failed = (listen( _sock, 1) == SOCKET_ERROR)) return;
  #else
  	if( _failed = (listen( _sock, 1) < 0)) return;
  #endif