static const char * fmt_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags) { static char workbuf[128]; const char *cp; if (sa == NULL) return ("null"); switch(sa->sa_family) { case AF_INET: { struct sockaddr_in *sockin = (struct sockaddr_in *)sa; if ((sockin->sin_addr.s_addr == INADDR_ANY) && mask && ntohl(((struct sockaddr_in *)mask)->sin_addr.s_addr) ==0L) cp = "default" ; else if (flags & RTF_HOST) cp = routename(sockin->sin_addr.s_addr); else if (mask) cp = netname(sockin->sin_addr.s_addr, ntohl(((struct sockaddr_in *)mask) ->sin_addr.s_addr)); else cp = netname(sockin->sin_addr.s_addr, 0L); break; } #ifdef INET6 case AF_INET6: { struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)sa; in6_fillscopeid(sa6); if (flags & RTF_HOST) cp = routename6(sa6); else if (mask) cp = netname6(sa6, &((struct sockaddr_in6 *)mask)->sin6_addr); else { cp = netname6(sa6, NULL); } break; } #endif /*INET6*/ case AF_IPX: { struct ipx_addr work = ((struct sockaddr_ipx *)sa)->sipx_addr; if (ipx_nullnet(satoipx_addr(work))) cp = "default"; else cp = ipx_print(sa); break; } case AF_APPLETALK: { if (!(flags & RTF_HOST) && mask) cp = atalk_print2(sa,mask,9); else cp = atalk_print(sa,11); break; } case AF_NETGRAPH: { strlcpy(workbuf, ((struct sockaddr_ng *)sa)->sg_data, sizeof(workbuf)); cp = workbuf; break; } case AF_LINK: { struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa; if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 && sdl->sdl_slen == 0) { (void) sprintf(workbuf, "link#%d", sdl->sdl_index); cp = workbuf; } else switch (sdl->sdl_type) { case IFT_ETHER: case IFT_L2VLAN: case IFT_BRIDGE: if (sdl->sdl_alen == ETHER_ADDR_LEN) { cp = ether_ntoa((struct ether_addr *) (sdl->sdl_data + sdl->sdl_nlen)); break; } /* FALLTHROUGH */ default: cp = link_ntoa(sdl); break; } break; } default: { u_char *s = (u_char *)sa->sa_data, *slim; char *cq, *cqlim; cq = workbuf; slim = sa->sa_len + (u_char *) sa; cqlim = cq + sizeof(workbuf) - 6; cq += sprintf(cq, "(%d)", sa->sa_family); while (s < slim && cq < cqlim) { cq += sprintf(cq, " %02x", *s++); if (s < slim) cq += sprintf(cq, "%02x", *s++); } cp = workbuf; } } return (cp); }
static const char * fmt_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags) { static char workbuf[128]; const char *cp; switch(sa->sa_family) { case AF_INET: { struct sockaddr_in *sockin = (struct sockaddr_in *)sa; if ((sockin->sin_addr.s_addr == INADDR_ANY) && mask && ntohl(((struct sockaddr_in *)mask)->sin_addr.s_addr) ==0L) cp = "default" ; else if (flags & RTF_HOST) cp = routename(sockin->sin_addr.s_addr); else if (mask) cp = netname(sockin->sin_addr.s_addr, ntohl(((struct sockaddr_in *)mask) ->sin_addr.s_addr)); else cp = netname(sockin->sin_addr.s_addr, 0L); break; } #ifdef INET6 case AF_INET6: { struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)sa; struct in6_addr *in6 = &sa6->sin6_addr; /* * XXX: This is a special workaround for KAME kernels. * sin6_scope_id field of SA should be set in the future. */ if (IN6_IS_ADDR_LINKLOCAL(in6) || IN6_IS_ADDR_MC_LINKLOCAL(in6) || IN6_IS_ADDR_MC_NODELOCAL(in6)) { /* XXX: override is ok? */ sa6->sin6_scope_id = (u_int32_t)ntohs(*(u_short *)&in6->s6_addr[2]); *(u_short *)&in6->s6_addr[2] = 0; } if (flags & RTF_HOST) cp = routename6(sa6); else if (mask) cp = netname6(sa6, &((struct sockaddr_in6 *)mask)->sin6_addr); else { cp = netname6(sa6, NULL); } break; } #endif /*INET6*/ case AF_IPX: { struct ipx_addr work = ((struct sockaddr_ipx *)sa)->sipx_addr; if (ipx_nullnet(satoipx_addr(work))) cp = "default"; else cp = ipx_print(sa); break; } case AF_APPLETALK: { if (!(flags & RTF_HOST) && mask) cp = atalk_print2(sa,mask,9); else cp = atalk_print(sa,11); break; } case AF_NETGRAPH: { printf("%s", ((struct sockaddr_ng *)sa)->sg_data); break; } case AF_LINK: { struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa; if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 && sdl->sdl_slen == 0) { (void) sprintf(workbuf, "link#%d", sdl->sdl_index); cp = workbuf; } else switch (sdl->sdl_type) { case IFT_ETHER: case IFT_L2VLAN: if (sdl->sdl_alen == ETHER_ADDR_LEN) { cp = ether_ntoa((struct ether_addr *) (sdl->sdl_data + sdl->sdl_nlen)); break; } /* FALLTHROUGH */ default: cp = link_ntoa(sdl); break; } break; } default: { u_char *s = (u_char *)sa->sa_data, *slim; char *cq, *cqlim; cq = workbuf; slim = sa->sa_len + (u_char *) sa; cqlim = cq + sizeof(workbuf) - 6; cq += sprintf(cq, "(%d)", sa->sa_family); while (s < slim && cq < cqlim) { cq += sprintf(cq, " %02x", *s++); if (s < slim) cq += sprintf(cq, "%02x", *s++); } cp = workbuf; } } return (cp); }