Date: Mon, 22 Jan 2007 16:13:01 GMT From: Todd Miller <millert@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 113356 for review Message-ID: <200701221613.l0MGD1RJ029124@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=113356 Change 113356 by millert@millert_macbook on 2007/01/22 16:12:58 Implement mac_mbuf_label_associate_multicast_encap (could use a better name). Affected files ... .. //depot/projects/trustedbsd/sedarwin8/darwin/xnu/bsd/netinet/ip_mroute.c#5 edit .. //depot/projects/trustedbsd/sedarwin8/darwin/xnu/bsd/netinet6/ip6_mroute.c#4 edit .. //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_framework.h#37 edit .. //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_net.c#12 edit .. //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_policy.h#45 edit .. //depot/projects/trustedbsd/sedarwin8/policies/sedarwin/sedarwin/sebsd.c#72 edit Differences ... ==== //depot/projects/trustedbsd/sedarwin8/darwin/xnu/bsd/netinet/ip_mroute.c#5 (text+ko) ==== @@ -1601,10 +1601,8 @@ MGETHDR(mb_copy, M_DONTWAIT, MT_HEADER); if (mb_copy == NULL) return; -#ifdef __darwin8_notyet #ifdef MAC - mac_mbuf_create_multicast_encap(m, vifp->v_ifp, mb_copy); -#endif + mac_mbuf_label_associate_multicast_encap(m, vifp->v_ifp, mb_copy); #endif mb_copy->m_data += max_linkhdr; mb_copy->m_len = sizeof(multicast_encap_iphdr); ==== //depot/projects/trustedbsd/sedarwin8/darwin/xnu/bsd/netinet6/ip6_mroute.c#4 (text+ko) ==== @@ -1569,10 +1569,8 @@ MGETHDR(mm, M_DONTWAIT, MT_HEADER); if (mm == NULL) return ENOBUFS; -#ifdef __darwin8_notyet #ifdef MAC - mac_mbuf_create_multicast_encap(m, mif->m6_ifp, mm); -#endif + mac_mbuf_label_associate_multicast_encap(m, mif->m6_ifp, mm); #endif mm->m_pkthdr.rcvif = NULL; mm->m_data += max_linkhdr; ==== //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_framework.h#37 (text+ko) ==== @@ -185,6 +185,8 @@ void mac_mbuf_label_associate_inpcb(struct inpcb *inp, struct mbuf *m); void mac_mbuf_label_associate_ipq(struct ipq *ipq, struct mbuf *mbuf); void mac_mbuf_label_associate_linklayer(struct ifnet *ifp, struct mbuf *m); +void mac_mbuf_label_associate_multicast_encap(struct mbuf *oldmbuf, + struct ifnet *ifp, struct mbuf *newmbuf); void mac_mbuf_label_associate_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); void mac_mbuf_label_associate_socket(struct socket *so, struct mbuf *m); ==== //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_net.c#12 (text+ko) ==== @@ -335,6 +335,21 @@ } void +mac_mbuf_label_associate_multicast_encap(struct mbuf *oldmbuf, + struct ifnet *ifp, struct mbuf *newmbuf) +{ + struct label *oldmbuflabel, *newmbuflabel; + + oldmbuflabel = mac_mbuf_to_label(oldmbuf); + newmbuflabel = mac_mbuf_to_label(newmbuf); + + /* ifp must be locked */ + + MAC_PERFORM(mbuf_label_associate_multicast_encap, oldmbuf, oldmbuflabel, + ifp, ifp->if_label, newmbuf, newmbuflabel); +} + +void mac_mbuf_label_associate_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf) { struct label *oldmbuflabel, *newmbuflabel; ==== //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_policy.h#45 (text+ko) ==== @@ -1443,6 +1443,28 @@ ); /** @brief Assign a label to a new mbuf + @param oldmbuf mbuf headerder for existing datagram for existing datagram + @param oldmbuflabel Policy label for oldmbuf + @param ifp Network interface + @param ifplabel Policy label for ifp + @param newmbuf mbuf header to be labeled for new datagram + @param newmbuflabel Policy label for newmbuf + + Set the label on the mbuf header of a newly created datagram + generated from the existing passed datagram when it is processed + by the passed multicast encapsulation interface. This call is made + when an mbuf is to be delivered using the virtual interface. +*/ +typedef void mpo_mbuf_label_associate_multicast_encap_t( + struct mbuf *oldmbuf, + struct label *oldmbuflabel, + struct ifnet *ifp, + struct label *ifplabel, + struct mbuf *newmbuf, + struct label *newmbuflabel +); +/** + @brief Assign a label to a new mbuf @param oldmbuf Received datagram @param oldmbuflabel Policy label for oldmbuf @param newmbuf Newly created datagram @@ -5566,6 +5588,7 @@ mpo_mbuf_label_associate_inpcb_t *mpo_mbuf_label_associate_inpcb; mpo_mbuf_label_associate_ipq_t *mpo_mbuf_label_associate_ipq; mpo_mbuf_label_associate_linklayer_t *mpo_mbuf_label_associate_linklayer; + mpo_mbuf_label_associate_multicast_encap_t *mpo_mbuf_label_associate_multicast_encap; mpo_mbuf_label_associate_netlayer_t *mpo_mbuf_label_associate_netlayer; mpo_mbuf_label_associate_socket_t *mpo_mbuf_label_associate_socket; mpo_mbuf_label_copy_t *mpo_mbuf_label_copy; ==== //depot/projects/trustedbsd/sedarwin8/policies/sedarwin/sedarwin/sebsd.c#72 (text+ko) ==== @@ -953,6 +953,15 @@ } static void +sebsd_mbuf_label_associate_multicast_encap(struct mbuf *oldmbuf, + struct label *oldmbuflabel, struct mbuf *newmbuf, + struct label *newmbuflabel) +{ + + sebsd_label_copy(oldmbuflabel, newmbuflabel); +} + +static void sebsd_mbuf_label_associate_inpcb(struct inpcb *inp, struct label *ilabel, struct mbuf *m, struct label *mlabel) { @@ -3592,6 +3601,7 @@ .mpo_mbuf_label_associate_inpcb = sebsd_mbuf_label_associate_inpcb, .mpo_mbuf_label_associate_ipq = sebsd_mbuf_label_associate_ipq, .mpo_mbuf_label_associate_linklayer = sebsd_mbuf_label_associate_linklayer, + .mpo_mbuf_label_associate_multicast_encap = sebsd_mbuf_label_associate_multicast_encap, .mpo_mbuf_label_associate_netlayer = sebsd_mbuf_label_associate_netlayer, .mpo_mbuf_label_associate_socket = sebsd_mbuf_label_associate_socket, .mpo_mbuf_label_copy = sebsd_label_copy,
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