iptap.h
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- /*
- * Copyright (c) 1997, 1998 The Regents of the University of California.
- * All rights reserved.
- *
- * 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. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the MASH Research
- * Group at the University of California, Berkeley.
- * 4. Neither the name of the University nor of the Research Group may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, 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.
- *
- * @(#) $Header: /cvsroot/nsnam/ns-2/emulate/iptap.h,v 1.5 2003/02/15 00:46:49 buchheim Exp $ (ISI)
- */
- #ifndef iptap_h
- #define iptap_h
- #include "tap.h"
- #include <netinet/in.h>
- #include <netinet/in_systm.h>
- #include <netinet/ip.h>
- #include <netinet/tcp.h>
- #include <sys/socket.h>
- #include "tcp.h"
- #include "ip.h"
- #define MAX_PACKETS 640
- class IPTapAgent : public TapAgent {
- public:
- IPTapAgent();
- private:
- int ident[MAX_PACKETS]; /* All three used for duplicate */
- int offset[MAX_PACKETS]; /* packet detection. */
- int index;
- unsigned short in_cksum(unsigned short *,int);
- void recvpkt();
- int sendpkt(Packet*);
- int isDuplicate(unsigned short, unsigned short);
- void processpkt(Packet *, const struct timeval &);
- static void pkt_handler(void *, Packet *, const struct timeval &);
- };
- #endif /* iptap_h */