Date: Thu, 12 Mar 2026 18:32:39 +0000 From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 041e9eb1ae09 - main - inpcb: overhaul in_pcb.h Message-ID: <69b306c7.2139a.4051b728@gitrepo.freebsd.org>
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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 {home | help
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