xnu-4570.41.2.tar.gz

[apple/xnu.git] / bsd / netinet6 / ip6_var.h

diff --git a/bsd/netinet6/ip6_var.h b/bsd/netinet6/ip6_var.h
index 30926d2dc8f65f2610f723cee3066418d0c947eb..153ad9dc43971fe0319346324f41791d892a7152 100644 (file)
--- a/bsd/netinet6/ip6_var.h
+++ b/bsd/netinet6/ip6_var.h
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (c) 2000-2014 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2017 Apple Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *


@@ -148,10 +148,10 @@ struct    ip6_moptions {
 };
 
 #define        IM6O_LOCK_ASSERT_HELD(_im6o)                                    \
 };
 
 #define        IM6O_LOCK_ASSERT_HELD(_im6o)                                    \

-       lck_mtx_assert(&(_im6o)->im6o_lock, LCK_MTX_ASSERT_OWNED)
+       LCK_MTX_ASSERT(&(_im6o)->im6o_lock, LCK_MTX_ASSERT_OWNED)

 
 #define        IM6O_LOCK_ASSERT_NOTHELD(_im6o)                                 \
 
 #define        IM6O_LOCK_ASSERT_NOTHELD(_im6o)                                 \

-       lck_mtx_assert(&(_im6o)->im6o_lock, LCK_MTX_ASSERT_NOTOWNED)
+       LCK_MTX_ASSERT(&(_im6o)->im6o_lock, LCK_MTX_ASSERT_NOTOWNED)

 
 #define        IM6O_LOCK(_im6o)                                                \
        lck_mtx_lock(&(_im6o)->im6o_lock)
 
 #define        IM6O_LOCK(_im6o)                                                \
        lck_mtx_lock(&(_im6o)->im6o_lock)


@@ -182,6 +182,7 @@ struct ip6_exthdrs {
        struct mbuf *ip6e_dest1;
        struct mbuf *ip6e_rthdr;
        struct mbuf *ip6e_dest2;
        struct mbuf *ip6e_dest1;
        struct mbuf *ip6e_rthdr;
        struct mbuf *ip6e_dest2;

+       boolean_t merged;

 };
 
 /*
 };
 
 /*


@@ -253,6 +254,9 @@ struct      ip6_pktopts {
  */
 #endif /* BSD_KERNEL_PRIVATE */
 
  */
 #endif /* BSD_KERNEL_PRIVATE */
 

+#define        IP6S_SRCRULE_COUNT 16
+#include <netinet6/scope6_var.h>
+

 struct ip6stat {
        u_quad_t ip6s_total;            /* total packets received */
        u_quad_t ip6s_tooshort;         /* packet too short */
 struct ip6stat {
        u_quad_t ip6s_total;            /* total packets received */
        u_quad_t ip6s_tooshort;         /* packet too short */


@@ -268,6 +272,7 @@ struct      ip6stat {
        u_quad_t ip6s_localout;         /* total ip packets generated here */
        u_quad_t ip6s_odropped;         /* lost packets due to nobufs, etc. */
        u_quad_t ip6s_reassembled;      /* total packets reassembled ok */
        u_quad_t ip6s_localout;         /* total ip packets generated here */
        u_quad_t ip6s_odropped;         /* lost packets due to nobufs, etc. */
        u_quad_t ip6s_reassembled;      /* total packets reassembled ok */

+       u_quad_t ip6s_atmfrag_rcvd;     /* atomic fragments received */

        u_quad_t ip6s_fragmented;       /* datagrams successfully fragmented */
        u_quad_t ip6s_ofragments;       /* output fragments created */
        u_quad_t ip6s_cantfrag;         /* don't fragment flag was set, etc. */
        u_quad_t ip6s_fragmented;       /* datagrams successfully fragmented */
        u_quad_t ip6s_ofragments;       /* output fragments created */
        u_quad_t ip6s_cantfrag;         /* don't fragment flag was set, etc. */


@@ -289,32 +294,35 @@ struct    ip6stat {
        /*
         * statistics for improvement of the source address selection
         * algorithm:
        /*
         * statistics for improvement of the source address selection
         * algorithm:

-        * XXX: hardcoded 16 = # of ip6 multicast scope types + 1

         */
        /* number of times that address selection fails */
        u_quad_t ip6s_sources_none;
        /* number of times that an address on the outgoing I/F is chosen */
         */
        /* number of times that address selection fails */
        u_quad_t ip6s_sources_none;
        /* number of times that an address on the outgoing I/F is chosen */

-       u_quad_t ip6s_sources_sameif[16];
+       u_quad_t ip6s_sources_sameif[SCOPE6_ID_MAX];

        /* number of times that an address on a non-outgoing I/F is chosen */
        /* number of times that an address on a non-outgoing I/F is chosen */

-       u_quad_t ip6s_sources_otherif[16];
+       u_quad_t ip6s_sources_otherif[SCOPE6_ID_MAX];

        /*
         * number of times that an address that has the same scope
         * from the destination is chosen.
         */
        /*
         * number of times that an address that has the same scope
         * from the destination is chosen.
         */

-       u_quad_t ip6s_sources_samescope[16];
+       u_quad_t ip6s_sources_samescope[SCOPE6_ID_MAX];

        /*
         * number of times that an address that has a different scope
         * from the destination is chosen.
         */
        /*
         * number of times that an address that has a different scope
         * from the destination is chosen.
         */

-       u_quad_t ip6s_sources_otherscope[16];
+       u_quad_t ip6s_sources_otherscope[SCOPE6_ID_MAX];

        /* number of times that a deprecated address is chosen */
        /* number of times that a deprecated address is chosen */

-       u_quad_t ip6s_sources_deprecated[16];
+       u_quad_t ip6s_sources_deprecated[SCOPE6_ID_MAX];

 
        u_quad_t ip6s_forward_cachehit;
        u_quad_t ip6s_forward_cachemiss;
 
        /* number of times that each rule of source selection is applied. */
 
        u_quad_t ip6s_forward_cachehit;
        u_quad_t ip6s_forward_cachemiss;
 
        /* number of times that each rule of source selection is applied. */

-       u_quad_t ip6s_sources_rule[16];
+       u_quad_t ip6s_sources_rule[IP6S_SRCRULE_COUNT];
+
+       /* number of times we ignored address on expensive secondary interfaces */
+       u_quad_t ip6s_sources_skip_expensive_secondary_if;
+

        /* pkt dropped, no mbufs for control data */
        u_quad_t ip6s_pktdropcntrl;
 
        /* pkt dropped, no mbufs for control data */
        u_quad_t ip6s_pktdropcntrl;
 


@@ -325,11 +333,17 @@ struct    ip6stat {
 
        /* duplicate address detection collisions */
        u_quad_t ip6s_dad_collide;
 
        /* duplicate address detection collisions */
        u_quad_t ip6s_dad_collide;

+
+       /* DAD NS looped back */
+       u_quad_t ip6s_dad_loopcount;
+
+       /* NECP policy related drop */
+       u_quad_t ip6s_necp_policy_drop;

 };
 
 enum ip6s_sources_rule_index {
        IP6S_SRCRULE_0, IP6S_SRCRULE_1, IP6S_SRCRULE_2, IP6S_SRCRULE_3, IP6S_SRCRULE_4,
 };
 
 enum ip6s_sources_rule_index {
        IP6S_SRCRULE_0, IP6S_SRCRULE_1, IP6S_SRCRULE_2, IP6S_SRCRULE_3, IP6S_SRCRULE_4,

-       IP6S_SRCRULE_5, IP6S_SRCRULE_5_5, IP6S_SRCRULE_6, IP6S_SRCRULE_7,
+       IP6S_SRCRULE_5, IP6S_SRCRULE_6, IP6S_SRCRULE_7,

        IP6S_SRCRULE_7x, IP6S_SRCRULE_8
 };
 
        IP6S_SRCRULE_7x, IP6S_SRCRULE_8
 };
 


@@ -405,8 +419,12 @@ struct ip6_out_args {
 #define        IP6OAF_NO_CELLULAR      0x00000010      /* skip IFT_CELLULAR */
 #define        IP6OAF_NO_EXPENSIVE     0x00000020      /* skip IFEF_EXPENSIVE */
 #define        IP6OAF_AWDL_UNRESTRICTED 0x00000040     /* privileged AWDL */
 #define        IP6OAF_NO_CELLULAR      0x00000010      /* skip IFT_CELLULAR */
 #define        IP6OAF_NO_EXPENSIVE     0x00000020      /* skip IFEF_EXPENSIVE */
 #define        IP6OAF_AWDL_UNRESTRICTED 0x00000040     /* privileged AWDL */

+#define        IP6OAF_QOSMARKING_ALLOWED 0x00000080    /* policy allows Fastlane DSCP marking */
+#define IP6OAF_INTCOPROC_ALLOWED 0x00000100    /* access to internal coproc interfaces */

        u_int32_t       ip6oa_retflags; /* IP6OARF return flags (see below) */
 #define        IP6OARF_IFDENIED        0x00000001      /* denied access to interface */
        u_int32_t       ip6oa_retflags; /* IP6OARF return flags (see below) */
 #define        IP6OARF_IFDENIED        0x00000001      /* denied access to interface */

+       int             ip6oa_sotc;             /* traffic class for Fastlane DSCP mapping */
+       int             ip6oa_netsvctype;

 };
 
 extern struct ip6stat ip6stat; /* statistics */
 };
 
 extern struct ip6stat ip6stat; /* statistics */


@@ -454,10 +472,9 @@ extern int ip6_use_defzone;
 extern struct pr_usrreqs rip6_usrreqs;
 extern struct pr_usrreqs icmp6_dgram_usrreqs;
 
 extern struct pr_usrreqs rip6_usrreqs;
 extern struct pr_usrreqs icmp6_dgram_usrreqs;
 

-extern int ip6_doscopedroute;
-

 struct sockopt;
 struct inpcb;
 struct sockopt;
 struct inpcb;

+struct ip6_hdr;

 struct in6_ifaddr;
 struct ip6protosw;
 struct domain;
 struct in6_ifaddr;
 struct ip6protosw;
 struct domain;


@@ -511,6 +528,8 @@ extern void ip6_clearpktopts(struct ip6_pktopts *, int);
 extern struct ip6_pktopts *ip6_copypktopts(struct ip6_pktopts *, int);
 extern int ip6_optlen(struct inpcb *);
 extern void ip6_drain(void);
 extern struct ip6_pktopts *ip6_copypktopts(struct ip6_pktopts *, int);
 extern int ip6_optlen(struct inpcb *);
 extern void ip6_drain(void);

+extern int ip6_do_fragmentation(struct mbuf **, uint32_t, struct ifnet *, uint32_t,
+                                                               struct ip6_hdr *, struct ip6_exthdrs *, uint32_t, int);

 
 extern int route6_input(struct mbuf **, int *, int);
 
 
 extern int route6_input(struct mbuf **, int *, int);
 


@@ -519,12 +538,20 @@ extern int frag6_input(struct mbuf **, int *, int);
 extern void frag6_drain(void);
 
 extern int rip6_input(struct mbuf **, int *, int);
 extern void frag6_drain(void);
 
 extern int rip6_input(struct mbuf **, int *, int);

-extern void rip6_ctlinput(int, struct sockaddr *, void *);
+extern void rip6_ctlinput(int, struct sockaddr *, void *, struct ifnet *);

 extern int rip6_ctloutput(struct socket *so, struct sockopt *sopt);
 extern int rip6_output(struct mbuf *, struct socket *, struct sockaddr_in6 *,
     struct mbuf *, int);
 
 extern int dest6_input(struct mbuf **, int *, int);
 extern int rip6_ctloutput(struct socket *so, struct sockopt *sopt);
 extern int rip6_output(struct mbuf *, struct socket *, struct sockaddr_in6 *,
     struct mbuf *, int);
 
 extern int dest6_input(struct mbuf **, int *, int);

+/*
+ * IPv6 source address selection hints
+ */
+#define IPV6_SRCSEL_HINT_PREFER_TMPADDR         0x00000001
+
+extern struct in6_addr * in6_selectsrc_core(struct sockaddr_in6 *,
+    uint32_t, struct ifnet *, int,
+    struct in6_addr *, struct ifnet **, int *, struct ifaddr **);

 extern struct in6_addr *in6_selectsrc(struct sockaddr_in6 *,
     struct ip6_pktopts *, struct inpcb *, struct route_in6 *,
     struct ifnet **, struct in6_addr *, unsigned int, int *);
 extern struct in6_addr *in6_selectsrc(struct sockaddr_in6 *,
     struct ip6_pktopts *, struct inpcb *, struct route_in6 *,
     struct ifnet **, struct in6_addr *, unsigned int, int *);