git: 041e9eb1ae09 - main - inpcb: overhaul in_pcb.h
- Go to: [ bottom of page ] [ top of archives ] [ this month ]
Date: Thu, 12 Mar 2026 18:32:39 UTC
The branch main has been updated by glebius:
URL: https://cgit.FreeBSD.org/src/commit/?id=041e9eb1ae094a81e55fbcaba37eb2ac194658cc
commit 041e9eb1ae094a81e55fbcaba37eb2ac194658cc
Author: Gleb Smirnoff <glebius@FreeBSD.org>
AuthorDate: 2026-03-12 18:02:27 +0000
Commit: Gleb Smirnoff <glebius@FreeBSD.org>
CommitDate: 2026-03-12 18:32:30 +0000
inpcb: overhaul in_pcb.h
Pull up all user-visible stuff to the top of the file and isolate the
rest under _KERNEL. The user visible parts are:
- struct in_conninfo
- struct xinpcb
- defines for inp_flags bits, that are shared between xinpcb and inpcb
PR: 293493
---
sys/netinet/in_pcb.h | 477 +++++++++++++++++++++++++--------------------------
1 file changed, 231 insertions(+), 246 deletions(-)
diff --git a/sys/netinet/in_pcb.h b/sys/netinet/in_pcb.h
index cd7a7303865f..bdf8ff9fb74c 100644
--- a/sys/netinet/in_pcb.h
+++ b/sys/netinet/in_pcb.h
@@ -37,36 +37,6 @@
#ifndef _NETINET_IN_PCB_H_
#define _NETINET_IN_PCB_H_
-#include <sys/queue.h>
-#include <sys/epoch.h>
-#include <sys/_lock.h>
-#include <sys/_mutex.h>
-#include <sys/_rwlock.h>
-#include <sys/_smr.h>
-#include <net/route.h>
-
-#ifdef _KERNEL
-#include <sys/lock.h>
-#include <sys/proc.h>
-#include <sys/rwlock.h>
-#include <sys/sysctl.h>
-#include <net/vnet.h>
-#include <vm/uma.h>
-#endif
-#include <sys/ck.h>
-
-/*
- * struct inpcb is the common protocol control block structure used in most
- * IP transport protocols.
- *
- * Pointers to local and foreign host table entries, local and foreign socket
- * numbers, and pointers up (to a socket structure) and down (to a
- * protocol-specific control block) are stored here.
- */
-CK_LIST_HEAD(inpcbhead, inpcb);
-CK_LIST_HEAD(inpcblbgrouphead, inpcblbgroup);
-typedef uint64_t inp_gen_t;
-
/*
* PCB with AF_INET6 null bind'ed laddr can receive AF_INET input packet.
* So, AF_INET6 null laddr is also used as AF_INET null laddr, by utilizing
@@ -74,8 +44,8 @@ typedef uint64_t inp_gen_t;
* which is done right after inpcb allocation and stays through its lifetime.
*/
struct in_addr_4in6 {
- u_int32_t ia46_pad32[3];
- struct in_addr ia46_addr4;
+ uint32_t ia46_pad32[3];
+ struct in_addr ia46_addr4;
};
union in_dependaddr {
@@ -90,8 +60,8 @@ union in_dependaddr {
* lport, faddr to generate hash, so these fields shouldn't be moved.
*/
struct in_endpoints {
- u_int16_t ie_fport; /* foreign port */
- u_int16_t ie_lport; /* local port */
+ uint16_t ie_fport; /* foreign port */
+ uint16_t ie_lport; /* local port */
/* protocol dependent part, local and foreign addr */
union in_dependaddr ie_dependfaddr; /* foreign host table entry */
union in_dependaddr ie_dependladdr; /* local host table entry */
@@ -99,7 +69,7 @@ struct in_endpoints {
#define ie_laddr ie_dependladdr.id46_addr.ia46_addr4
#define ie6_faddr ie_dependfaddr.id6_addr
#define ie6_laddr ie_dependladdr.id6_addr
- u_int32_t ie6_zoneid; /* scope zone id */
+ uint32_t ie6_zoneid; /* scope zone id */
};
/*
@@ -107,11 +77,11 @@ struct in_endpoints {
* references.
*/
struct in_conninfo {
- u_int8_t inc_flags;
- u_int8_t inc_len;
- u_int16_t inc_fibnum; /* XXX was pad, 16 bits is plenty */
+ uint8_t inc_flags;
+ uint8_t inc_len;
+ uint16_t inc_fibnum; /* XXX was pad, 16 bits is plenty */
/* protocol dependent part */
- struct in_endpoints inc_ie;
+ struct in_endpoints inc_ie;
};
/*
@@ -128,7 +98,222 @@ struct in_conninfo {
#define inc6_laddr inc_ie.ie6_laddr
#define inc6_zoneid inc_ie.ie6_zoneid
-#if defined(_KERNEL)
+#define inp_fport inp_inc.inc_fport
+#define inp_lport inp_inc.inc_lport
+#define inp_faddr inp_inc.inc_faddr
+#define inp_laddr inp_inc.inc_laddr
+
+#define in6p_faddr inp_inc.inc6_faddr
+#define in6p_laddr inp_inc.inc6_laddr
+#define in6p_zoneid inp_inc.inc6_zoneid
+
+#ifdef _SYS_SOCKETVAR_H_ /* XXX: requires xsocket to be known */
+/*
+ * Interface exported to userland by various protocols which use inpcbs. Hack
+ * alert -- only define if struct xsocket is in scope.
+ * Fields prefixed with "xi_" are unique to this structure, and the rest
+ * match fields in the struct inpcb, to ease coding and porting.
+ *
+ * Legend:
+ * (s) - used by userland utilities in src
+ * (p) - used by utilities in ports
+ * (3) - is known to be used by third party software not in ports
+ * (n) - no known usage
+ */
+typedef uint64_t inp_gen_t; /* compat */
+struct xinpcb {
+ ksize_t xi_len; /* length of this structure */
+ struct xsocket xi_socket; /* (s,p) */
+ struct in_conninfo inp_inc; /* (s,p) */
+ uint64_t inp_gencnt; /* (s,p) */
+ int64_t inp_spare64[5];
+ uint32_t inp_flow; /* (s) */
+ uint32_t inp_flowid; /* (s) */
+ uint32_t inp_flowtype; /* (s) */
+ int32_t inp_flags; /* (s,p) */
+ int32_t inp_flags2; /* (s) */
+ uint32_t inp_unused;
+ int32_t in6p_cksum; /* (n) */
+ int32_t inp_spare32[4];
+ uint16_t in6p_hops; /* (n) */
+ uint8_t inp_ip_tos; /* (n) */
+ int8_t pad8;
+ uint8_t inp_vflag; /* (s,p) */
+ uint8_t inp_ip_ttl; /* (n) */
+ uint8_t inp_ip_p; /* (n) */
+ uint8_t inp_ip_minttl; /* (n) */
+ int8_t inp_spare8[4];
+} __aligned(8);
+
+struct xinpgen {
+ ksize_t xig_len; /* length of this structure */
+ u_int xig_count; /* number of PCBs at this time */
+ uint32_t _xig_spare32;
+ uint64_t xig_gen; /* generation count at this time */
+ so_gen_t xig_sogen; /* socket generation count this time */
+ uint64_t _xig_spare64[4];
+} __aligned(8);
+#endif /* _SYS_SOCKETVAR_H_ */
+
+/*
+ * Flags for inp_vflags -- historically version flags only
+ */
+#define INP_IPV4 0x1
+#define INP_IPV6 0x2
+#define INP_IPV6PROTO 0x4 /* opened under IPv6 protocol */
+
+/* inp_vflags description for use with printf(9) %b identifier. */
+#define INP_VFLAGS_BITS "\20\1INP_IPV4\2INP_IPV6\3INP_IPV6PROTO"
+
+/*
+ * Flags for inp_flags.
+ */
+#define INP_RECVOPTS 0x00000001 /* receive incoming IP options */
+#define INP_RECVRETOPTS 0x00000002 /* receive IP options for reply */
+#define INP_RECVDSTADDR 0x00000004 /* receive IP dst address */
+#define INP_HDRINCL 0x00000008 /* user supplies entire IP header */
+#define INP_HIGHPORT 0x00000010 /* user wants "high" port binding */
+#define INP_LOWPORT 0x00000020 /* user wants "low" port binding */
+#define INP_ANONPORT 0x00000040 /* read by netstat(1) */
+#define INP_RECVIF 0x00000080 /* receive incoming interface */
+#define INP_MTUDISC 0x00000100 /* user can do MTU discovery */
+/* INP_FREED 0x00000200 private to in_pcb.c */
+#define INP_RECVTTL 0x00000400 /* receive incoming IP TTL */
+#define INP_DONTFRAG 0x00000800 /* don't fragment packet */
+#define INP_BINDANY 0x00001000 /* allow bind to any address */
+#define INP_INHASHLIST 0x00002000 /* in_pcbinshash() has been called */
+#define INP_RECVTOS 0x00004000 /* receive incoming IP TOS */
+#define IN6P_IPV6_V6ONLY 0x00008000 /* restrict AF_INET6 socket for v6 */
+#define IN6P_PKTINFO 0x00010000 /* receive IP6 dst and I/F */
+#define IN6P_HOPLIMIT 0x00020000 /* receive hoplimit */
+#define IN6P_HOPOPTS 0x00040000 /* receive hop-by-hop options */
+#define IN6P_DSTOPTS 0x00080000 /* receive dst options after rthdr */
+#define IN6P_RTHDR 0x00100000 /* receive routing header */
+#define IN6P_RTHDRDSTOPTS 0x00200000 /* receive dstoptions before rthdr */
+#define IN6P_TCLASS 0x00400000 /* receive traffic class value */
+#define IN6P_AUTOFLOWLABEL 0x00800000 /* attach flowlabel automatically */
+/* INP_INLBGROUP 0x01000000 private to in_pcb.c */
+#define INP_ONESBCAST 0x02000000 /* send all-ones broadcast */
+#define INP_DROPPED 0x04000000 /* protocol drop flag */
+#define INP_SOCKREF 0x08000000 /* strong socket reference */
+#define INP_RESERVED_0 0x10000000 /* reserved field */
+#define INP_BOUNDFIB 0x20000000 /* Bound to a specific FIB. */
+#define IN6P_RFC2292 0x40000000 /* used RFC2292 API on the socket */
+#define IN6P_MTU 0x80000000 /* receive path MTU */
+
+#define INP_CONTROLOPTS (INP_RECVOPTS|INP_RECVRETOPTS|INP_RECVDSTADDR|\
+ INP_RECVIF|INP_RECVTTL|INP_RECVTOS|\
+ IN6P_PKTINFO|IN6P_HOPLIMIT|IN6P_HOPOPTS|\
+ IN6P_DSTOPTS|IN6P_RTHDR|IN6P_RTHDRDSTOPTS|\
+ IN6P_TCLASS|IN6P_AUTOFLOWLABEL|IN6P_RFC2292|\
+ IN6P_MTU)
+
+/* inp_flags description for use with printf(9) %b identifier. */
+#define INP_FLAGS_BITS "\20" \
+ "\1INP_RECVOPTS\2INP_RECVRETOPTS\3INP_RECVDSTADDR\4INP_HDRINCL" \
+ "\5INP_HIGHPORT\6INP_LOWPORT\7INP_ANONPORT\10INP_RECVIF" \
+ "\11INP_MTUDISC\12INP_FREED\13INP_RECVTTL\14INP_DONTFRAG" \
+ "\15INP_BINDANY\16INP_INHASHLIST\17INP_RECVTOS\20IN6P_IPV6_V6ONLY" \
+ "\21IN6P_PKTINFO\22IN6P_HOPLIMIT\23IN6P_HOPOPTS\24IN6P_DSTOPTS" \
+ "\25IN6P_RTHDR\26IN6P_RTHDRDSTOPTS\27IN6P_TCLASS\30IN6P_AUTOFLOWLABEL" \
+ "\31INP_INLBGROUP\32INP_ONESBCAST\33INP_DROPPED\34INP_SOCKREF" \
+ "\35INP_RESERVED_0\36INP_BOUNDFIB\37IN6P_RFC2292\40IN6P_MTU"
+
+/*
+ * Flags for inp_flags2.
+ */
+/* 0x00000001 */
+/* 0x00000002 */
+/* 0x00000004 */
+/* 0x00000008 */
+/* 0x00000010 */
+/* 0x00000020 */
+/* 0x00000040 */
+/* 0x00000080 */
+#define INP_RECVFLOWID 0x00000100 /* populate recv datagram with flow info */
+#define INP_RECVRSSBUCKETID 0x00000200 /* populate recv datagram with bucket id */
+#define INP_RATE_LIMIT_CHANGED 0x00000400 /* rate limit needs attention */
+#define INP_ORIGDSTADDR 0x00000800 /* receive IP dst address/port */
+/* 0x00001000 */
+/* 0x00002000 */
+/* 0x00004000 */
+/* 0x00008000 */
+/* 0x00010000 */
+#define INP_2PCP_SET 0x00020000 /* If the Eth PCP should be set explicitly */
+#define INP_2PCP_BIT0 0x00040000 /* Eth PCP Bit 0 */
+#define INP_2PCP_BIT1 0x00080000 /* Eth PCP Bit 1 */
+#define INP_2PCP_BIT2 0x00100000 /* Eth PCP Bit 2 */
+#define INP_2PCP_BASE INP_2PCP_BIT0
+#define INP_2PCP_MASK (INP_2PCP_BIT0 | INP_2PCP_BIT1 | INP_2PCP_BIT2)
+#define INP_2PCP_SHIFT 18 /* shift PCP field in/out of inp_flags2 */
+
+/* inp_flags2 description for use with printf(9) %b identifier. */
+#define INP_FLAGS2_BITS "\20" \
+ "\11INP_RECVFLOWID\12INP_RECVRSSBUCKETID" \
+ "\13INP_RATE_LIMIT_CHANGED\14INP_ORIGDSTADDR" \
+ "\22INP_2PCP_SET\23INP_2PCP_BIT0\24INP_2PCP_BIT1" \
+ "\25INP_2PCP_BIT2"
+
+struct sockopt_parameters {
+ struct in_conninfo sop_inc;
+ uint64_t sop_id;
+ int sop_level;
+ int sop_optname;
+ char sop_optval[];
+};
+
+#ifdef _SYS_KTLS_H_
+struct xktls_session {
+ uint32_t tsz; /* total sz of elm, next elm is at this+tsz */
+ uint32_t fsz; /* size of the struct up to keys */
+ uint64_t inp_gencnt;
+ kvaddr_t so_pcb;
+ struct in_conninfo coninf;
+ u_short rx_vlan_id;
+ struct xktls_session_onedir rcv;
+ struct xktls_session_onedir snd;
+/*
+ * Next are
+ * - keydata for rcv, first cipher of length rcv.cipher_key_len, then
+ * authentication of length rcv.auth_key_len;
+ * - driver data (string) of length rcv.drv_st_len, if the rcv session is
+ * offloaded to ifnet rcv.ifnet;
+ * - keydata for snd, first cipher of length snd.cipher_key_len, then
+ * authentication of length snd.auth_key_len;
+ * - driver data (string) of length snd.drv_st_len, if the snd session is
+ * offloaded to ifnet snd.ifnet;
+ */
+};
+#endif /* _SYS_KTLS_H_ */
+
+#ifdef _KERNEL
+/*
+ * No user visible declarations below.
+ */
+#include <sys/queue.h>
+#include <sys/epoch.h>
+#include <sys/_lock.h>
+#include <sys/_mutex.h>
+#include <sys/_rwlock.h>
+#include <sys/_smr.h>
+#include <net/route.h>
+#include <sys/proc.h>
+#include <sys/sysctl.h>
+#include <net/vnet.h>
+#include <vm/uma.h>
+#include <sys/ck.h>
+
+/*
+ * struct inpcb is the common protocol control block structure used in most
+ * IP transport protocols.
+ *
+ * Pointers to local and foreign host table entries, local and foreign socket
+ * numbers, and pointers up (to a socket structure) and down (to a
+ * protocol-specific control block) are stored here.
+ */
+CK_LIST_HEAD(inpcbhead, inpcb);
+CK_LIST_HEAD(inpcblbgrouphead, inpcblbgroup);
+
/*
* struct inpcb captures the network layer state for TCP, UDP, and raw IPv4 and
* IPv6 sockets. In the case of TCP and UDP, further per-connection state is
@@ -220,7 +405,7 @@ struct inpcb {
short in6p_hops;
};
CK_LIST_ENTRY(inpcb) inp_portlist; /* (r:e/w:h) port list */
- inp_gen_t inp_gencnt; /* (c) generation count */
+ uint64_t inp_gencnt; /* (c) generation count */
void *spare_ptr; /* Spare pointer. */
rt_gen_t inp_rt_cookie; /* generation for route entry */
union { /* cached L3 information */
@@ -229,112 +414,9 @@ struct inpcb {
};
CK_LIST_ENTRY(inpcb) inp_list; /* (r:e/w:p) all PCBs for proto */
};
-#endif /* _KERNEL */
-
-#define inp_fport inp_inc.inc_fport
-#define inp_lport inp_inc.inc_lport
-#define inp_faddr inp_inc.inc_faddr
-#define inp_laddr inp_inc.inc_laddr
-
-#define in6p_faddr inp_inc.inc6_faddr
-#define in6p_laddr inp_inc.inc6_laddr
-#define in6p_zoneid inp_inc.inc6_zoneid
#define inp_vnet inp_pcbinfo->ipi_vnet
-/*
- * The range of the generation count, as used in this implementation, is 9e19.
- * We would have to create 300 billion connections per second for this number
- * to roll over in a year. This seems sufficiently unlikely that we simply
- * don't concern ourselves with that possibility.
- */
-
-/*
- * Interface exported to userland by various protocols which use inpcbs. Hack
- * alert -- only define if struct xsocket is in scope.
- * Fields prefixed with "xi_" are unique to this structure, and the rest
- * match fields in the struct inpcb, to ease coding and porting.
- *
- * Legend:
- * (s) - used by userland utilities in src
- * (p) - used by utilities in ports
- * (3) - is known to be used by third party software not in ports
- * (n) - no known usage
- */
-#ifdef _SYS_SOCKETVAR_H_
-struct xinpcb {
- ksize_t xi_len; /* length of this structure */
- struct xsocket xi_socket; /* (s,p) */
- struct in_conninfo inp_inc; /* (s,p) */
- uint64_t inp_gencnt; /* (s,p) */
- int64_t inp_spare64[5];
- uint32_t inp_flow; /* (s) */
- uint32_t inp_flowid; /* (s) */
- uint32_t inp_flowtype; /* (s) */
- int32_t inp_flags; /* (s,p) */
- int32_t inp_flags2; /* (s) */
- uint32_t inp_unused;
- int32_t in6p_cksum; /* (n) */
- int32_t inp_spare32[4];
- uint16_t in6p_hops; /* (n) */
- uint8_t inp_ip_tos; /* (n) */
- int8_t pad8;
- uint8_t inp_vflag; /* (s,p) */
- uint8_t inp_ip_ttl; /* (n) */
- uint8_t inp_ip_p; /* (n) */
- uint8_t inp_ip_minttl; /* (n) */
- int8_t inp_spare8[4];
-} __aligned(8);
-
-struct xinpgen {
- ksize_t xig_len; /* length of this structure */
- u_int xig_count; /* number of PCBs at this time */
- uint32_t _xig_spare32;
- inp_gen_t xig_gen; /* generation count at this time */
- so_gen_t xig_sogen; /* socket generation count this time */
- uint64_t _xig_spare64[4];
-} __aligned(8);
-
-struct sockopt_parameters {
- struct in_conninfo sop_inc;
- uint64_t sop_id;
- int sop_level;
- int sop_optname;
- char sop_optval[];
-};
-
-#ifdef _SYS_KTLS_H_
-struct xktls_session {
- uint32_t tsz; /* total sz of elm, next elm is at this+tsz */
- uint32_t fsz; /* size of the struct up to keys */
- uint64_t inp_gencnt;
- kvaddr_t so_pcb;
- struct in_conninfo coninf;
- u_short rx_vlan_id;
- struct xktls_session_onedir rcv;
- struct xktls_session_onedir snd;
-/*
- * Next are
- * - keydata for rcv, first cipher of length rcv.cipher_key_len, then
- * authentication of length rcv.auth_key_len;
- * - driver data (string) of length rcv.drv_st_len, if the rcv session is
- * offloaded to ifnet rcv.ifnet;
- * - keydata for snd, first cipher of length snd.cipher_key_len, then
- * authentication of length snd.auth_key_len;
- * - driver data (string) of length snd.drv_st_len, if the snd session is
- * offloaded to ifnet snd.ifnet;
- */
-};
-#endif /* _SYS_KTLS_H_ */
-
-#ifdef _KERNEL
-int sysctl_setsockopt(SYSCTL_HANDLER_ARGS, struct inpcbinfo *pcbinfo,
- int (*ctloutput_set)(struct inpcb *, struct sockopt *));
-void in_pcbtoxinpcb(const struct inpcb *, struct xinpcb *);
-#endif
-#endif /* _SYS_SOCKETVAR_H_ */
-
-#ifdef _KERNEL
/*
* Per-VNET pcb database for each high-level protocol (UDP, TCP, ...) in both
* IPv4 and IPv6.
@@ -483,8 +565,6 @@ struct socket *
void inp_4tuple_get(struct inpcb *inp, uint32_t *laddr, uint16_t *lp,
uint32_t *faddr, uint16_t *fp);
-#endif /* _KERNEL */
-
#define INP_INFO_WLOCK(ipi) mtx_lock(&(ipi)->ipi_lock)
#define INP_INFO_WLOCKED(ipi) mtx_owned(&(ipi)->ipi_lock)
#define INP_INFO_WUNLOCK(ipi) mtx_unlock(&(ipi)->ipi_lock)
@@ -532,105 +612,6 @@ void inp_4tuple_get(struct inpcb *inp, uint32_t *laddr, uint16_t *lp,
#define INP_PCBPORTHASH(lport, mask) (ntohs((lport)) & (mask))
-/*
- * Flags for inp_vflags -- historically version flags only
- */
-#define INP_IPV4 0x1
-#define INP_IPV6 0x2
-#define INP_IPV6PROTO 0x4 /* opened under IPv6 protocol */
-
-/* inp_vflags description for use with printf(9) %b identifier. */
-#define INP_VFLAGS_BITS "\20\1INP_IPV4\2INP_IPV6\3INP_IPV6PROTO"
-
-/*
- * Flags for inp_flags.
- */
-#define INP_RECVOPTS 0x00000001 /* receive incoming IP options */
-#define INP_RECVRETOPTS 0x00000002 /* receive IP options for reply */
-#define INP_RECVDSTADDR 0x00000004 /* receive IP dst address */
-#define INP_HDRINCL 0x00000008 /* user supplies entire IP header */
-#define INP_HIGHPORT 0x00000010 /* user wants "high" port binding */
-#define INP_LOWPORT 0x00000020 /* user wants "low" port binding */
-#define INP_ANONPORT 0x00000040 /* read by netstat(1) */
-#define INP_RECVIF 0x00000080 /* receive incoming interface */
-#define INP_MTUDISC 0x00000100 /* user can do MTU discovery */
-/* INP_FREED 0x00000200 private to in_pcb.c */
-#define INP_RECVTTL 0x00000400 /* receive incoming IP TTL */
-#define INP_DONTFRAG 0x00000800 /* don't fragment packet */
-#define INP_BINDANY 0x00001000 /* allow bind to any address */
-#define INP_INHASHLIST 0x00002000 /* in_pcbinshash() has been called */
-#define INP_RECVTOS 0x00004000 /* receive incoming IP TOS */
-#define IN6P_IPV6_V6ONLY 0x00008000 /* restrict AF_INET6 socket for v6 */
-#define IN6P_PKTINFO 0x00010000 /* receive IP6 dst and I/F */
-#define IN6P_HOPLIMIT 0x00020000 /* receive hoplimit */
-#define IN6P_HOPOPTS 0x00040000 /* receive hop-by-hop options */
-#define IN6P_DSTOPTS 0x00080000 /* receive dst options after rthdr */
-#define IN6P_RTHDR 0x00100000 /* receive routing header */
-#define IN6P_RTHDRDSTOPTS 0x00200000 /* receive dstoptions before rthdr */
-#define IN6P_TCLASS 0x00400000 /* receive traffic class value */
-#define IN6P_AUTOFLOWLABEL 0x00800000 /* attach flowlabel automatically */
-/* INP_INLBGROUP 0x01000000 private to in_pcb.c */
-#define INP_ONESBCAST 0x02000000 /* send all-ones broadcast */
-#define INP_DROPPED 0x04000000 /* protocol drop flag */
-#define INP_SOCKREF 0x08000000 /* strong socket reference */
-#define INP_RESERVED_0 0x10000000 /* reserved field */
-#define INP_BOUNDFIB 0x20000000 /* Bound to a specific FIB. */
-#define IN6P_RFC2292 0x40000000 /* used RFC2292 API on the socket */
-#define IN6P_MTU 0x80000000 /* receive path MTU */
-
-#define INP_CONTROLOPTS (INP_RECVOPTS|INP_RECVRETOPTS|INP_RECVDSTADDR|\
- INP_RECVIF|INP_RECVTTL|INP_RECVTOS|\
- IN6P_PKTINFO|IN6P_HOPLIMIT|IN6P_HOPOPTS|\
- IN6P_DSTOPTS|IN6P_RTHDR|IN6P_RTHDRDSTOPTS|\
- IN6P_TCLASS|IN6P_AUTOFLOWLABEL|IN6P_RFC2292|\
- IN6P_MTU)
-
-/* inp_flags description for use with printf(9) %b identifier. */
-#define INP_FLAGS_BITS "\20" \
- "\1INP_RECVOPTS\2INP_RECVRETOPTS\3INP_RECVDSTADDR\4INP_HDRINCL" \
- "\5INP_HIGHPORT\6INP_LOWPORT\7INP_ANONPORT\10INP_RECVIF" \
- "\11INP_MTUDISC\12INP_FREED\13INP_RECVTTL\14INP_DONTFRAG" \
- "\15INP_BINDANY\16INP_INHASHLIST\17INP_RECVTOS\20IN6P_IPV6_V6ONLY" \
- "\21IN6P_PKTINFO\22IN6P_HOPLIMIT\23IN6P_HOPOPTS\24IN6P_DSTOPTS" \
- "\25IN6P_RTHDR\26IN6P_RTHDRDSTOPTS\27IN6P_TCLASS\30IN6P_AUTOFLOWLABEL" \
- "\31INP_INLBGROUP\32INP_ONESBCAST\33INP_DROPPED\34INP_SOCKREF" \
- "\35INP_RESERVED_0\36INP_BOUNDFIB\37IN6P_RFC2292\40IN6P_MTU"
-
-/*
- * Flags for inp_flags2.
- */
-/* 0x00000001 */
-/* 0x00000002 */
-/* 0x00000004 */
-/* 0x00000008 */
-/* 0x00000010 */
-/* 0x00000020 */
-/* 0x00000040 */
-/* 0x00000080 */
-#define INP_RECVFLOWID 0x00000100 /* populate recv datagram with flow info */
-#define INP_RECVRSSBUCKETID 0x00000200 /* populate recv datagram with bucket id */
-#define INP_RATE_LIMIT_CHANGED 0x00000400 /* rate limit needs attention */
-#define INP_ORIGDSTADDR 0x00000800 /* receive IP dst address/port */
-/* 0x00001000 */
-/* 0x00002000 */
-/* 0x00004000 */
-/* 0x00008000 */
-/* 0x00010000 */
-#define INP_2PCP_SET 0x00020000 /* If the Eth PCP should be set explicitly */
-#define INP_2PCP_BIT0 0x00040000 /* Eth PCP Bit 0 */
-#define INP_2PCP_BIT1 0x00080000 /* Eth PCP Bit 1 */
-#define INP_2PCP_BIT2 0x00100000 /* Eth PCP Bit 2 */
-#define INP_2PCP_BASE INP_2PCP_BIT0
-#define INP_2PCP_MASK (INP_2PCP_BIT0 | INP_2PCP_BIT1 | INP_2PCP_BIT2)
-#define INP_2PCP_SHIFT 18 /* shift PCP field in/out of inp_flags2 */
-
-/* inp_flags2 description for use with printf(9) %b identifier. */
-#define INP_FLAGS2_BITS "\20" \
- "\11INP_RECVFLOWID\12INP_RECVRSSBUCKETID" \
- "\13INP_RATE_LIMIT_CHANGED\14INP_ORIGDSTADDR" \
- "\22INP_2PCP_SET\23INP_2PCP_BIT0\24INP_2PCP_BIT1" \
- "\25INP_2PCP_BIT2"
-
/*
* Flags passed to in_pcblookup*(), inp_smr_lock() and inp_next().
*/
@@ -651,7 +632,6 @@ typedef enum {
#define INP_CHECK_SOCKAF(so, af) (INP_SOCKAF(so) == af)
-#ifdef _KERNEL
VNET_DECLARE(int, ipport_reservedhigh);
VNET_DECLARE(int, ipport_reservedlow);
VNET_DECLARE(int, ipport_lowfirstauto);
@@ -703,6 +683,11 @@ bool in_pcbrele(struct inpcb *, inp_lookup_t);
bool in_pcbrele_rlocked(struct inpcb *);
bool in_pcbrele_wlocked(struct inpcb *);
bool in_pcbrele_rlock(struct inpcb *inp);
+#ifdef _SYS_SOCKETVAR_H_
+void in_pcbtoxinpcb(const struct inpcb *, struct xinpcb *);
+int sysctl_setsockopt(SYSCTL_HANDLER_ARGS, struct inpcbinfo *pcbinfo,
+ int (*ctloutput_set)(struct inpcb *, struct sockopt *));
+#endif
typedef bool inp_match_t(const struct inpcb *, void *);
struct inpcb_iterator {