X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=avahi-core%2Fiface-pfroute.c;h=391081eeca6d2318e25729848cc4bb085afae527;hb=acdec2c38860b6bc36328d20f5da6584787a368a;hp=51f67730e6159cf8afcd194a4fa7e12c4edf1d3a;hpb=d0a63590d4730eb0af3ec6027818cb62d50ea657;p=catta diff --git a/avahi-core/iface-pfroute.c b/avahi-core/iface-pfroute.c index 51f6773..391081e 100644 --- a/avahi-core/iface-pfroute.c +++ b/avahi-core/iface-pfroute.c @@ -34,6 +34,8 @@ #include #ifdef HAVE_SYS_SYSCTL_H #include +#else +#include #endif #include @@ -123,7 +125,7 @@ static void rtm_addr(struct rt_msghdr *rtm, AvahiInterfaceMonitor *m) int raddr_valid = 0; struct ifa_msghdr *ifam = (struct ifa_msghdr *) rtm; char *cp = (char *)(ifam + 1); - int addrs = ifam->ifam_addrs; + char *cp0; int i; int prefixlen = 0; struct sockaddr *sa =NULL; @@ -133,17 +135,30 @@ static void rtm_addr(struct rt_msghdr *rtm, AvahiInterfaceMonitor *m) ((struct sockaddr *)cp)->sa_family = AF_INET; #endif - if(((struct sockaddr *)cp)->sa_family != AF_INET && ((struct sockaddr *)cp)->sa_family != AF_INET6) + for (cp0 = cp, i = 0; i < RTAX_MAX; i++) { + if (!(ifam->ifam_addrs & (1<sa_family != AF_INET && sa->sa_family != AF_INET6) return; - if (!(iface = avahi_interface_monitor_get_interface(m, (AvahiIfIndex) ifam->ifam_index, avahi_af_to_proto(((struct sockaddr *)cp)->sa_family)))) + if (!(iface = avahi_interface_monitor_get_interface(m, (AvahiIfIndex) ifam->ifam_index, avahi_af_to_proto(sa->sa_family)))) return; - raddr.proto = avahi_af_to_proto(((struct sockaddr *)cp)->sa_family); + raddr.proto = avahi_af_to_proto(sa->sa_family); - for(i = 0; addrs != 0 && i < RTAX_MAX; addrs &= ~(1<ifam_addrs & (1<sin6_addr, sizeof(struct in6_addr)); +#ifdef __KAME__ + if (IN6_IS_ADDR_LINKLOCAL((struct in6_addr *)raddr.data.data)) + { + ((struct in6_addr *)raddr.data.data)->s6_addr[2] = 0; + ((struct in6_addr *)raddr.data.data)->s6_addr[3] = 0; + } +#endif raddr_valid = 1; default: break; @@ -194,9 +216,12 @@ static void rtm_addr(struct rt_msghdr *rtm, AvahiInterfaceMonitor *m) if (!(addriface = avahi_interface_monitor_get_address(m, iface, &raddr))) if (!(addriface = avahi_interface_address_new(m, iface, &raddr, prefixlen))) return; /* OOM */ - /* FIXME */ - /* addriface->global_scope = ifaddrmsg->ifa_scope == RT_SCOPE_UNIVERSE || ifaddrmsg->ifa_scope == RT_SCOPE_SITE; */ - addriface->global_scope = 1; + if (raddr.proto == AVAHI_PROTO_INET6) + { + addriface->global_scope = !(IN6_IS_ADDR_LINKLOCAL((struct in6_addr *)raddr.data.data) || IN6_IS_ADDR_MULTICAST((struct in6_addr *)raddr.data.data)); + } + else + addriface->global_scope = 1; } else { @@ -260,10 +285,11 @@ static void socket_event(AvahiWatch *w, int fd, AVAHI_GCC_UNUSED AvahiWatchEvent int avahi_interface_monitor_init_osdep(AvahiInterfaceMonitor *m) { int fd = -1; - m->osdep.pfroute = NULL; assert(m); + m->osdep.pfroute = NULL; + if ((fd = socket(PF_ROUTE, SOCK_RAW, AF_UNSPEC)) < 0) { avahi_log_error(__FILE__": socket(PF_ROUTE): %s", strerror(errno)); goto fail; @@ -316,7 +342,117 @@ void avahi_interface_monitor_free_osdep(AvahiInterfaceMonitor *m) { } } +#if defined (SIOCGLIFNUM) && defined(HAVE_STRUCT_LIFCONF) /* Solaris 8 and later; Sol 7? */ +/* + * I got this function from GNU zsbra + */ +static int ip6_masklen (struct in6_addr netmask) { + int len = 0; + unsigned char val; + unsigned char *pnt; + + pnt = (unsigned char *) & netmask; + + while ((*pnt == 0xff) && len < 128) { + len += 8; + pnt++; + } + + if (len < 128) { + val = *pnt; + while (val) { + len++; + val <<= 1; + } + } + return len; +} + +static void if_add_interface(struct lifreq *lifreq, AvahiInterfaceMonitor *m, int fd, int count) +{ + AvahiHwInterface *hw; + AvahiAddress addr; + struct lifreq lifrcopy; + unsigned int index; + int flags; + int mtu; + int prefixlen; + AvahiInterfaceAddress *addriface; + AvahiInterface *iface; + struct sockaddr_in mask; + struct sockaddr_in6 mask6; + char caddr[AVAHI_ADDRESS_STR_MAX]; + + lifrcopy = *lifreq; + + if (ioctl(fd, SIOCGLIFFLAGS, &lifrcopy) < 0) { + avahi_log_error(__FILE__": ioctl(SIOCGLIFFLAGS) %s", strerror(errno)); + return; + } + flags = lifrcopy.lifr_flags; + + if (ioctl(fd, SIOCGLIFMTU, &lifrcopy) < 0) { + avahi_log_error(__FILE__": ioctl(SIOCGLIFMTU) %s", strerror(errno)); + return; + } + mtu = lifrcopy.lifr_metric; + + if (ioctl(fd, SIOCGLIFADDR, &lifrcopy) < 0) { + avahi_log_error(__FILE__": ioctl(SIOCGLIFADDR) %s", strerror(errno)); + return; + } + addr.proto = avahi_af_to_proto(lifreq->lifr_addr.ss_family); + if (ioctl(fd, SIOCGLIFNETMASK, &lifrcopy) < 0) { + avahi_log_error(__FILE__": ioctl(SIOCGLIFNETMASK) %s", strerror(errno)); + return; + } + switch (lifreq->lifr_addr.ss_family) { + case AF_INET: + memcpy(addr.data.data, &((struct sockaddr_in *)&lifreq->lifr_addr)->sin_addr, sizeof(struct in_addr)); + memcpy(&mask, &((struct sockaddr_in *)&lifrcopy.lifr_addr)->sin_addr, sizeof(struct in_addr)); + prefixlen = bitcount((unsigned int) mask.sin_addr.s_addr); + break; + case AF_INET6: + memcpy(addr.data.data, &((struct sockaddr_in6 *)&lifreq->lifr_addr)->sin6_addr, sizeof(struct in6_addr)); + memcpy(&mask6, &((struct sockaddr_in6 *)&lifrcopy.lifr_addr)->sin6_addr, sizeof(struct in6_addr)); + prefixlen = lifrcopy.lifr_addrlen; + break; + default: + break; + } + index = if_nametoindex(lifreq->lifr_name); + + if (!(hw = avahi_interface_monitor_get_hw_interface(m, (AvahiIfIndex) index))) { + if (!(hw = avahi_hw_interface_new(m, (AvahiIfIndex) index))) + return; /* OOM */ + + hw->flags_ok = + (flags & IFF_UP) && + (!m->server->config.use_iff_running || (flags & IFF_RUNNING)) && + !(flags & IFF_LOOPBACK) && + (flags & IFF_MULTICAST) && + (m->server->config.allow_point_to_point || !(flags & IFF_POINTOPOINT)); + hw->name = avahi_strdup(lifreq->lifr_name); + hw->mtu = mtu; + /* TODO get mac address */ + } + + if (!(iface = avahi_interface_monitor_get_interface(m, (AvahiIfIndex)index, addr.proto))) + return; + + if (!(addriface = avahi_interface_monitor_get_address(m, iface, &addr))) + if (!(addriface = avahi_interface_address_new(m, iface, &addr, prefixlen))) + return; /* OOM */ + + addriface->global_scope = 1; + + avahi_hw_interface_check_relevant(hw); + avahi_hw_interface_update_rrs(hw, 0); +} +#endif + void avahi_interface_monitor_sync(AvahiInterfaceMonitor *m) { +#ifndef HAVE_STRUCT_LIFCONF size_t needed; int mib[6]; char *buf, *lim, *next, count = 0; @@ -325,7 +461,6 @@ void avahi_interface_monitor_sync(AvahiInterfaceMonitor *m) { assert(m); retry2: -#ifdef HAVE_SYS_SYSCTL_H mib[0] = CTL_NET; mib[1] = PF_ROUTE; mib[2] = 0; /* protocol */ @@ -338,13 +473,11 @@ void avahi_interface_monitor_sync(AvahiInterfaceMonitor *m) { avahi_log_error("route-sysctl-estimate"); return; } -#endif if ((buf = avahi_malloc(needed)) == NULL) { avahi_log_error("malloc failed in avahi_interface_monitor_sync"); return; } -#ifdef HAVE_SYS_SYSCTL_H if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) { avahi_log_warn("sysctl failed: %s", strerror(errno)); if (errno == ENOMEM && count++ < 10) { @@ -354,7 +487,6 @@ void avahi_interface_monitor_sync(AvahiInterfaceMonitor *m) { goto retry2; } } -#endif lim = buf + needed; for (next = buf; next < lim; next += rtm->rtm_msglen) { rtm = (struct rt_msghdr *)next; @@ -365,4 +497,49 @@ void avahi_interface_monitor_sync(AvahiInterfaceMonitor *m) { avahi_interface_monitor_check_relevant(m); avahi_interface_monitor_update_rrs(m, 0); avahi_log_info("Network interface enumeration completed."); +#elif defined (SIOCGLIFNUM) && defined(HAVE_STRUCT_LIFCONF) /* Solaris 8 and later; Sol 7? */ + int sockfd; + int ret; + int n; + struct lifnum lifn; + struct lifconf lifc; + struct lifreq *lifreq; + + if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { + avahi_log_error(__FILE__": socket(PFROUTE): %s", strerror(errno)); + return; + } + lifc.lifc_buf = NULL; + lifn.lifn_family = AF_UNSPEC; + lifn.lifn_flags = 0; + if (ioctl(sockfd, SIOCGLIFNUM, &lifn) < 0) { + avahi_log_error(__FILE__": ioctl(SIOCGLIFNUM): %s", strerror(errno)); + goto end; + } + lifc.lifc_len = lifn.lifn_count * sizeof (struct lifreq); + if ((lifc.lifc_buf = avahi_malloc(lifc.lifc_len)) == NULL) { + avahi_log_error("malloc failed in avahi_interface_monitor_sync"); + goto end; + } + lifc.lifc_family = NULL; + lifc.lifc_flags = 0; + if(ioctl(sockfd, SIOCGLIFCONF, &lifc) < 0) { + avahi_log_error(__FILE__": ioctl(SIOCGLIFCONF): %s", strerror(errno)); + goto end; + } + lifreq = lifc.lifc_req; + + for (n = 0; n < lifc.lifc_len; n += sizeof(struct lifreq)) { + if_add_interface(lifreq, m, sockfd, lifn.lifn_count); + lifreq++; + } + m->list_complete = 1; + avahi_interface_monitor_check_relevant(m); + avahi_interface_monitor_update_rrs(m, 0); +end: + close(sockfd); + avahi_free(lifc.lifc_buf); + + avahi_log_info("Network interface enumeration completed."); +#endif }