xnu-1504.9.37.tar.gz

[apple/xnu.git] / bsd / netinet / ip_var.h

diff --git a/bsd/netinet/ip_var.h b/bsd/netinet/ip_var.h
index 81eb6f135bacacb08edc7db4203964009a6262c2..9d4044d4c7fe8b4e31643b5e672f35f0962ac3e2 100644 (file)
--- a/bsd/netinet/ip_var.h
+++ b/bsd/netinet/ip_var.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2010 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -98,7 +98,7 @@ struct ipq {
        u_short ipq_id;                 /* sequence id for reassembly */
        struct mbuf *ipq_frags;         /* to ip headers of fragments */
        struct  in_addr ipq_src,ipq_dst;
-       u_long  ipq_nfrags;
+       u_int32_t       ipq_nfrags;
        TAILQ_ENTRY(ipq) ipq_list;
 #if CONFIG_MACF_NET
        struct label *ipq_label;        /* MAC label */
@@ -138,7 +138,7 @@ struct ip_moptions {
        u_char  imo_multicast_loop;     /* 1 => hear sends if a member */
        u_short imo_num_memberships;    /* no. memberships this socket */
        struct  in_multi *imo_membership[IP_MAX_MEMBERSHIPS];
-       u_long  imo_multicast_vif;      /* vif num outgoing multicasts */
+       u_int32_t       imo_multicast_vif;      /* vif num outgoing multicasts */
        struct  in_addr imo_multicast_addr; /* ifindex/addr on MULTICAST_IF */
 };
 
@@ -195,12 +195,20 @@ struct ip_linklocal_stat {
 #define        IP_NOIPSEC              0x4             /* No IPSec processing */
 #define        IP_ROUTETOIF            SO_DONTROUTE    /* bypass routing tables (0x0010) */
 #define        IP_ALLOWBROADCAST       SO_BROADCAST    /* can send broadcast packets (0x0020) */
+#define        IP_OUTARGS              0x100           /* has ancillary output info */
 
 struct ip;
 struct inpcb;
 struct route;
 struct sockopt;
 
+/*
+ * Extra information passed to ip_output when IP_OUTARGS is set.
+ */
+struct ip_out_args {
+       unsigned int    ipoa_ifscope;   /* interface scope */
+};
+
 extern struct  ipstat  ipstat;
 #if !defined(RANDOM_IP_ID) || RANDOM_IP_ID == 0
 extern u_short ip_id;                          /* ip packet ctr, for ids */
@@ -211,9 +219,10 @@ extern struct protosw *ip_protox[];
 extern struct socket *ip_rsvpd;        /* reservation protocol daemon */
 extern struct socket *ip_mrouter; /* multicast routing daemon */
 extern int     (*legal_vif_num)(int);
-extern u_long  (*ip_mcast_src)(int);
+extern u_int32_t       (*ip_mcast_src)(int);
 extern int rsvp_on;
 extern struct  pr_usrreqs rip_usrreqs;
+extern int     ip_doscopedroute;
 
 int     ip_ctloutput(struct socket *, struct sockopt *sopt);
 void    ip_drain(void);
@@ -221,12 +230,11 @@ void       ip_freemoptions(struct ip_moptions *);
 void    ip_init(void) __attribute__((section("__TEXT, initcode")));
 extern int      (*ip_mforward)(struct ip *, struct ifnet *, struct mbuf *,
                          struct ip_moptions *);
-int     ip_output(struct mbuf *,
-           struct mbuf *, struct route *, int, struct ip_moptions *, struct ifnet *);
-int     ip_output_list(struct mbuf *, int,
-           struct mbuf *, struct route *, int, struct ip_moptions *, struct ifnet *);
-struct in_ifaddr *
-        ip_rtaddr(struct in_addr, struct route *);
+extern int ip_output(struct mbuf *, struct mbuf *, struct route *, int,
+    struct ip_moptions *, struct ip_out_args *);
+extern int ip_output_list(struct mbuf *, int, struct mbuf *, struct route *,
+    int, struct ip_moptions *, struct ip_out_args *);
+struct in_ifaddr *ip_rtaddr(struct in_addr);
 void    ip_savecontrol(struct inpcb *, struct mbuf **, struct ip *,
                struct mbuf *);
 void    ip_slowtimo(void);
@@ -241,8 +249,8 @@ int rip_ctloutput(struct socket *, struct sockopt *);
 void   rip_ctlinput(int, struct sockaddr *, void *);
 void   rip_init(void) __attribute__((section("__TEXT, initcode")));
 void   rip_input(struct mbuf *, int);
-int    rip_output(struct mbuf *, struct socket *, u_long);
-int    rip_unlock(struct socket *, int, int);
+int    rip_output(struct mbuf *, struct socket *, u_int32_t, struct mbuf *);
+int    rip_unlock(struct socket *, int, void *);
 void   ipip_input(struct mbuf *, int);
 void   rsvp_input(struct mbuf *, int);
 int    ip_rsvp_init(struct socket *);
@@ -262,5 +270,7 @@ extern void udp_out_cksum_stats(u_int32_t);
 int rip_send(struct socket *, int , struct mbuf *, struct sockaddr *, 
                        struct mbuf *, struct proc *);
 
+extern int ip_fragment(struct mbuf *, struct ifnet *, unsigned long, int);
+
 #endif /* KERNEL_PRIVATE */
 #endif /* !_NETINET_IP_VAR_H_ */