fix minor bugs for raw access

[unix-history] / usr / src / sys / netiso / clnp_output.c

diff --git a/usr/src/sys/netiso/clnp_output.c b/usr/src/sys/netiso/clnp_output.c
index b10b218..9ec408c 100644 (file)
--- a/usr/src/sys/netiso/clnp_output.c
+++ b/usr/src/sys/netiso/clnp_output.c
@@ -26,7 +26,7 @@ SOFTWARE.
  */
 /* $Header: /var/src/sys/netiso/RCS/clnp_output.c,v 5.0 89/02/08 12:00:15 hagens Exp $ */
 /* $Source: /var/src/sys/netiso/RCS/clnp_output.c,v $ */
  */
 /* $Header: /var/src/sys/netiso/RCS/clnp_output.c,v 5.0 89/02/08 12:00:15 hagens Exp $ */
 /* $Source: /var/src/sys/netiso/RCS/clnp_output.c,v $ */

-/*     @(#)clnp_output.c       7.6 (Berkeley) %G% */
+/*     @(#)clnp_output.c       7.7 (Berkeley) %G% */

 
 #ifndef lint
 static char *rcsid = "$Header: /var/src/sys/netiso/RCS/clnp_output.c,v 5.0 89/02/08 12:00:15 hagens Exp $";
 
 #ifndef lint
 static char *rcsid = "$Header: /var/src/sys/netiso/RCS/clnp_output.c,v 5.0 89/02/08 12:00:15 hagens Exp $";


@@ -152,8 +152,15 @@ int                                        flags;          /* flags */
        struct clnp_cache                       *clcp = NULL;   /* ptr to clc */
        int                                                     hdrlen = 0;
 
        struct clnp_cache                       *clcp = NULL;   /* ptr to clc */
        int                                                     hdrlen = 0;
 

-       src = &isop->isop_laddr->siso_addr;

        dst = &isop->isop_faddr->siso_addr;
        dst = &isop->isop_faddr->siso_addr;

+       if (isop->isop_laddr == 0) {
+               struct iso_ifaddr *ia = 0;
+               clnp_route(dst, &isop->isop_route, flags, 0, &ia);
+               if (ia == 0 || ia->ia_ifa.ifa_addr->sa_family != AF_ISO)
+                       return (ENETUNREACH);
+               src = &ia->ia_addr.siso_addr;
+       } else
+               src = &isop->isop_laddr->siso_addr;

 
        IFDEBUG(D_OUTPUT)
                printf("clnp_output: to %s", clnp_iso_addrp(dst));
 
        IFDEBUG(D_OUTPUT)
                printf("clnp_output: to %s", clnp_iso_addrp(dst));