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Diff for /src/sys/netinet/ip_input.c between version 1.7 and 1.8

version 1.7, 1994/01/08 23:50:45 version 1.8, 1994/01/09 01:06:13
Line 55 
Line 55 
 #include <netinet/in_var.h>  #include <netinet/in_var.h>
 #include <netinet/ip_var.h>  #include <netinet/ip_var.h>
 #include <netinet/ip_icmp.h>  #include <netinet/ip_icmp.h>
   #include <netinet/ip_mroute.h>
   
 #ifndef IPFORWARDING  #ifndef IPFORWARDING
 #ifdef GATEWAY  #ifdef GATEWAY
Line 98  extern int if_index;
Line 99  extern int if_index;
 u_long  *ip_ifmatrix;  u_long  *ip_ifmatrix;
 #endif  #endif
   
   static void     ip_forward __P((struct mbuf *, int));
   static void     save_rte __P((u_char *, struct in_addr));
   
 /*  /*
  * IP initialization: fill in IP protocol switch table.   * IP initialization: fill in IP protocol switch table.
  * All protocols not implemented in kernel go to raw IP protocol handler.   * All protocols not implemented in kernel go to raw IP protocol handler.
  */   */
   void
 ip_init()  ip_init()
 {  {
         register struct protosw *pr;          register struct protosw *pr;
Line 135  struct route ipforward_rt;
Line 140  struct route ipforward_rt;
  * Ip input routine.  Checksum and byte swap header.  If fragmented   * Ip input routine.  Checksum and byte swap header.  If fragmented
  * try to reassemble.  Process options.  Pass to next level.   * try to reassemble.  Process options.  Pass to next level.
  */   */
   void
 ipintr()  ipintr()
 {  {
         register struct ip *ip;          register struct ip *ip;
Line 545  dropfrag:
Line 551  dropfrag:
  * Free a fragment reassembly header and all   * Free a fragment reassembly header and all
  * associated datagrams.   * associated datagrams.
  */   */
   void
 ip_freef(fp)  ip_freef(fp)
         struct ipq *fp;          struct ipq *fp;
 {  {
Line 563  ip_freef(fp)
Line 570  ip_freef(fp)
  * Put an ip fragment on a reassembly chain.   * Put an ip fragment on a reassembly chain.
  * Like insque, but pointers in middle of structure.   * Like insque, but pointers in middle of structure.
  */   */
   void
 ip_enq(p, prev)  ip_enq(p, prev)
         register struct ipasfrag *p, *prev;          register struct ipasfrag *p, *prev;
 {  {
Line 576  ip_enq(p, prev)
Line 584  ip_enq(p, prev)
 /*  /*
  * To ip_enq as remque is to insque.   * To ip_enq as remque is to insque.
  */   */
   void
 ip_deq(p)  ip_deq(p)
         register struct ipasfrag *p;          register struct ipasfrag *p;
 {  {
Line 589  ip_deq(p)
Line 598  ip_deq(p)
  * if a timer expires on a reassembly   * if a timer expires on a reassembly
  * queue, discard it.   * queue, discard it.
  */   */
   void
 ip_slowtimo()  ip_slowtimo()
 {  {
         register struct ipq *fp;          register struct ipq *fp;
Line 613  ip_slowtimo()
Line 623  ip_slowtimo()
 /*  /*
  * Drain off all datagram fragments.   * Drain off all datagram fragments.
  */   */
   void
 ip_drain()  ip_drain()
 {  {
   
Line 632  struct in_ifaddr *ip_rtaddr();
Line 643  struct in_ifaddr *ip_rtaddr();
  * Returns 1 if packet has been forwarded/freed,   * Returns 1 if packet has been forwarded/freed,
  * 0 if the packet should be processed further.   * 0 if the packet should be processed further.
  */   */
   int
 ip_dooptions(m)  ip_dooptions(m)
         struct mbuf *m;          struct mbuf *m;
 {  {
Line 844  ip_rtaddr(dst)
Line 856  ip_rtaddr(dst)
  * Save incoming source route for use in replies,   * Save incoming source route for use in replies,
  * to be picked up later by ip_srcroute if the receiver is interested.   * to be picked up later by ip_srcroute if the receiver is interested.
  */   */
   static void
 save_rte(option, dst)  save_rte(option, dst)
         u_char *option;          u_char *option;
         struct in_addr dst;          struct in_addr dst;
Line 938  ip_srcroute()
Line 951  ip_srcroute()
  * will be moved, and return value is their length.   * will be moved, and return value is their length.
  * XXX should be deleted; last arg currently ignored.   * XXX should be deleted; last arg currently ignored.
  */   */
   void
 ip_stripoptions(m, mopt)  ip_stripoptions(m, mopt)
         register struct mbuf *m;          register struct mbuf *m;
         struct mbuf *mopt;          struct mbuf *mopt;
Line 980  u_char inetctlerrmap[PRC_NCMDS] = {
Line 994  u_char inetctlerrmap[PRC_NCMDS] = {
  * The srcrt parameter indicates whether the packet is being forwarded   * The srcrt parameter indicates whether the packet is being forwarded
  * via a source route.   * via a source route.
  */   */
   static void
 ip_forward(m, srcrt)  ip_forward(m, srcrt)
         struct mbuf *m;          struct mbuf *m;
         int srcrt;          int srcrt;
Legend:
Removed from v.1.7  
changed lines
  Added in v.1.8
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