getpeer

[unix-history] / usr / src / sys / net / raw_cb.c

diff --git a/usr/src/sys/net/raw_cb.c b/usr/src/sys/net/raw_cb.c
index c132542..f63c47b 100644 (file)
--- a/usr/src/sys/net/raw_cb.c
+++ b/usr/src/sys/net/raw_cb.c
@@ -1,23 +1,26 @@
-/*     raw_cb.c        4.4     82/03/05        */
+/*     raw_cb.c        4.20    83/06/30        */

 
 #include "../h/param.h"
 #include "../h/systm.h"
 #include "../h/mbuf.h"
 #include "../h/socket.h"
 #include "../h/socketvar.h"
 
 #include "../h/param.h"
 #include "../h/systm.h"
 #include "../h/mbuf.h"
 #include "../h/socket.h"
 #include "../h/socketvar.h"

-#include "../h/mtpr.h"
-#include "../net/in.h"
-#include "../net/in_systm.h"
+#include "../h/errno.h"
+

 #include "../net/if.h"
 #include "../net/if.h"

+#include "../net/route.h"

 #include "../net/raw_cb.h"
 #include "../net/raw_cb.h"

-#include "../errno.h"
+#include "../netinet/in.h"
+#include "../netpup/pup.h"
+
+#include "../vax/mtpr.h"

 
 /*
  * Routines to manage the raw protocol control blocks. 
  *
  * TODO:
  *     hash lookups by protocol family/protocol + address family
 
 /*
  * Routines to manage the raw protocol control blocks. 
  *
  * TODO:
  *     hash lookups by protocol family/protocol + address family

- *     take care of unique address problems per AF
+ *     take care of unique address problems per AF?

  *     redo address binding to allow wildcards
  */
 
  *     redo address binding to allow wildcards
  */
 


@@ -25,41 +28,13 @@
  * Allocate a control block and a nominal amount
  * of buffer space for the socket.
  */
  * Allocate a control block and a nominal amount
  * of buffer space for the socket.
  */

-raw_attach(so, addr)
+raw_attach(so)

        register struct socket *so;
        register struct socket *so;

-       struct sockaddr *addr;

 {
        struct mbuf *m;
        register struct rawcb *rp;
 {
        struct mbuf *m;
        register struct rawcb *rp;

-       struct ifnet *ifp = ifnet;
-
-COUNT(RAW_ATTACH);
-       /*
-        * Should we verify address not already in use?
-        * Some say yes, others no.
-        */
-       if (addr) switch (addr->sa_family) {
-
-       case AF_IMPLINK:
-       case AF_INET: {
-               register struct sockaddr_in *sin = (struct sockaddr_in *)addr;
-
-               if (ifnet && sin->sin_addr.s_addr == 0)
-                       sin->sin_addr = ifnet->if_addr;
-               ifp = if_ifwithaddr(sin->sin_addr);
-               break;
-               }

 
 

-       case AF_PUP:
-               ifp = ifnet;
-               break;
-
-       default:
-               return (EAFNOSUPPORT);
-       }
-       if (ifp == 0)
-               return (EADDRNOTAVAIL);
-       m = m_getclr(M_DONTWAIT);
+       m = m_getclr(M_DONTWAIT, MT_PCB);

        if (m == 0)
                return (ENOBUFS);
        if (sbreserve(&so->so_snd, RAWSNDQ) == 0)
        if (m == 0)
                return (ENOBUFS);
        if (sbreserve(&so->so_snd, RAWSNDQ) == 0)


@@ -71,9 +46,6 @@ COUNT(RAW_ATTACH);
        insque(rp, &rawcb);
        so->so_pcb = (caddr_t)rp;
        rp->rcb_pcb = 0;
        insque(rp, &rawcb);
        so->so_pcb = (caddr_t)rp;
        rp->rcb_pcb = 0;

-
-       if (addr)
-               bcopy(addr, &so->so_addr, sizeof(*addr));

        return (0);
 bad2:
        sbrelease(&so->so_snd);
        return (0);
 bad2:
        sbrelease(&so->so_snd);


@@ -91,11 +63,10 @@ raw_detach(rp)
 {
        struct socket *so = rp->rcb_socket;
 
 {
        struct socket *so = rp->rcb_socket;
 

-COUNT(RAW_DETACH);

        so->so_pcb = 0;
        sofree(so);
        remque(rp);
        so->so_pcb = 0;
        sofree(so);
        remque(rp);

-       (void) m_freem(dtom(rp));
+       m_freem(dtom(rp));

 }
 
 /*
 }
 
 /*


@@ -104,21 +75,80 @@ COUNT(RAW_DETACH);
 raw_disconnect(rp)
        struct rawcb *rp;
 {
 raw_disconnect(rp)
        struct rawcb *rp;
 {

-COUNT(RAW_DISCONNECT);
-       rp->rcb_flags &= ~RAW_ADDR;
-       if (rp->rcb_socket->so_state & SS_USERGONE)
+
+       rp->rcb_flags &= ~RAW_FADDR;
+       if (rp->rcb_socket->so_state & SS_NOFDREF)

                raw_detach(rp);
 }
 
                raw_detach(rp);
 }
 

+raw_bind(so, nam)
+       register struct socket *so;
+       struct mbuf *nam;
+{
+       struct sockaddr *addr = mtod(nam, struct sockaddr *);
+       register struct rawcb *rp;
+
+       if (ifnet == 0)
+               return (EADDRNOTAVAIL);
+/* BEGIN DUBIOUS */
+       /*
+        * Should we verify address not already in use?
+        * Some say yes, others no.
+        */
+       switch (addr->sa_family) {
+
+#ifdef INET
+       case AF_IMPLINK:
+       case AF_INET: {
+               if (((struct sockaddr_in *)addr)->sin_addr.s_addr &&
+                   if_ifwithaddr(addr) == 0)
+                       return (EADDRNOTAVAIL);
+               break;
+       }
+#endif
+
+#ifdef PUP
+       /*
+        * Curious, we convert PUP address format to internet
+        * to allow us to verify we're asking for an Ethernet
+        * interface.  This is wrong, but things are heavily
+        * oriented towards the internet addressing scheme, and
+        * converting internet to PUP would be very expensive.
+        */
+       case AF_PUP: {
+               struct sockaddr_pup *spup = (struct sockaddr_pup *)addr;
+               struct sockaddr_in inpup;
+
+               bzero((caddr_t)&inpup, (unsigned)sizeof(inpup));
+               inpup.sin_family = AF_INET;
+               inpup.sin_addr = if_makeaddr(spup->spup_net, spup->spup_host);
+               if (inpup.sin_addr.s_addr &&
+                   if_ifwithaddr((struct sockaddr *)&inpup) == 0)
+                       return (EADDRNOTAVAIL);
+               break;
+       }
+#endif
+
+       default:
+               return (EAFNOSUPPORT);
+       }
+/* END DUBIOUS */
+       rp = sotorawcb(so);
+       bcopy((caddr_t)addr, (caddr_t)&rp->rcb_laddr, sizeof (*addr));
+       rp->rcb_flags |= RAW_LADDR;
+       return (0);
+}
+

 /*
  * Associate a peer's address with a
  * raw connection block.
  */
 /*
  * Associate a peer's address with a
  * raw connection block.
  */

-raw_connaddr(rp, addr)
+raw_connaddr(rp, nam)

        struct rawcb *rp;
        struct rawcb *rp;

-       struct sockaddr *addr;
+       struct mbuf *nam;

 {
 {

-COUNT(RAW_CONNADDR);
-       bcopy(addr, &rp->rcb_addr, sizeof(struct sockaddr));
-       rp->rcb_flags |= RAW_ADDR;
+       struct sockaddr *addr = mtod(nam, struct sockaddr *);
+
+       bcopy((caddr_t)addr, (caddr_t)&rp->rcb_faddr, sizeof(*addr));
+       rp->rcb_flags |= RAW_FADDR;

 }
 }