udp.hxx

这是国外的resip协议栈

#ifndef UDP_HXX
#define UDP_HXX


#ifdef __MACH__
#  ifdef __APPLE__
#     include <sys/socket.h>
#     if !defined(_BSD_SOCKLEN_T_) && !defined(_SOCKLEN_T)
         typedef int socklen_t;
#     endif
#  else
      typedef int socklen_t;
#  endif
#endif

#include "rutil/Socket.hxx"

/// Open a UDP socket to receive on the given port - if port is 0, pick a a
/// port, if interfaceIp!=0 then use ONLY the interface specified instead of
/// all of them  
resip::Socket
openPort( unsigned short port, unsigned int interfaceIp,
          bool verbose);


/// recive a UDP message 
bool 
getMessage( resip::Socket fd, char* buf, int* len,
            UInt32* srcIp, unsigned short* srcPort,
            bool verbose);


/// send a UDP message 
bool 
sendMessage( resip::Socket fd, char* msg, int len, 
             unsigned int dstIp, unsigned short dstPort,
             bool verbose);

/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
 * 4. Products derived from this software may not be called "VOCAL", nor
 *    may "VOCAL" appear in their name, without prior written
 *    permission of Vovida Networks, Inc.
 * 
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND
 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA
 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
 * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 *
 */

// Local Variables:
// mode:c++
// c-file-style:"ellemtel"
// c-file-offsets:((case-label . +))
// indent-tabs-mode:nil
// End:

#endif