#include <sys/cdefs.h>
#include "opt_ddb.h"
#include <sys/param.h>
#include <sys/capsicum.h>
#include <sys/domain.h>
#include <sys/eventhandler.h>
#include <sys/fcntl.h>
#include <sys/file.h>
#include <sys/filedesc.h>
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mbuf.h>
#include <sys/mount.h>
#include <sys/mutex.h>
#include <sys/namei.h>
#include <sys/proc.h>
#include <sys/protosw.h>
#include <sys/queue.h>
#include <sys/resourcevar.h>
#include <sys/rwlock.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/signalvar.h>
#include <sys/stat.h>
#include <sys/sx.h>
#include <sys/sysctl.h>
#include <sys/systm.h>
#include <sys/taskqueue.h>
#include <sys/un.h>
#include <sys/unpcb.h>
#include <sys/vnode.h>
#include <net/vnet.h>
#include <security/mac/mac_framework.h>
#include <vm/uma.h>

Include dependency graph for uipc_usrreq.c:

Data Structures
struct	unp_defer

Macros
#define	PIPSIZ 8192

#define	UNP_LINK_LOCK_INIT()

#define	UNP_LINK_LOCK_ASSERT()

#define	UNP_LINK_UNLOCK_ASSERT()

#define	UNP_LINK_RLOCK() rw_rlock(&unp_link_rwlock)

#define	UNP_LINK_RUNLOCK() rw_runlock(&unp_link_rwlock)

#define	UNP_LINK_WLOCK() rw_wlock(&unp_link_rwlock)

#define	UNP_LINK_WUNLOCK() rw_wunlock(&unp_link_rwlock)

#define	UNP_LINK_WLOCK_ASSERT()

#define	UNP_LINK_WOWNED() rw_wowned(&unp_link_rwlock)

#define	UNP_DEFERRED_LOCK_INIT()

#define	UNP_DEFERRED_LOCK() mtx_lock(&unp_defers_lock)

#define	UNP_DEFERRED_UNLOCK() mtx_unlock(&unp_defers_lock)

#define	UNP_REF_LIST_LOCK() UNP_DEFERRED_LOCK();

#define	UNP_REF_LIST_UNLOCK() UNP_DEFERRED_UNLOCK();

#define	UNP_PCB_LOCK_INIT(unp)

#define	UNP_PCB_LOCK_DESTROY(unp) mtx_destroy(&(unp)->unp_mtx)

#define	UNP_PCB_LOCKPTR(unp) (&(unp)->unp_mtx)

#define	UNP_PCB_LOCK(unp) mtx_lock(&(unp)->unp_mtx)

#define	UNP_PCB_TRYLOCK(unp) mtx_trylock(&(unp)->unp_mtx)

#define	UNP_PCB_UNLOCK(unp) mtx_unlock(&(unp)->unp_mtx)

#define	UNP_PCB_OWNED(unp) mtx_owned(&(unp)->unp_mtx)

#define	UNP_PCB_LOCK_ASSERT(unp) mtx_assert(&(unp)->unp_mtx, MA_OWNED)

#define	UNP_PCB_UNLOCK_ASSERT(unp) mtx_assert(&(unp)->unp_mtx, MA_NOTOWNED)

#define	OPTSET(bit, exclusive)

Functions
	__FBSDID ("$FreeBSD$")

	MALLOC_DECLARE (M_FILECAPS)

static	SLIST_HEAD (unp_defer)

static	SYSCTL_NODE (_net, PF_LOCAL, local, CTLFLAG_RW\|CTLFLAG_MPSAFE, 0, "Local domain")

static	SYSCTL_NODE (_net_local, SOCK_STREAM, stream, CTLFLAG_RW\|CTLFLAG_MPSAFE, 0, "SOCK_STREAM")

static	SYSCTL_NODE (_net_local, SOCK_DGRAM, dgram, CTLFLAG_RW\|CTLFLAG_MPSAFE, 0, "SOCK_DGRAM")

static	SYSCTL_NODE (_net_local, SOCK_SEQPACKET, seqpacket, CTLFLAG_RW\|CTLFLAG_MPSAFE, 0, "SOCK_SEQPACKET")

	SYSCTL_ULONG (_net_local_stream, OID_AUTO, sendspace, CTLFLAG_RW, &unpst_sendspace, 0, "Default stream send space.")

	SYSCTL_ULONG (_net_local_stream, OID_AUTO, recvspace, CTLFLAG_RW, &unpst_recvspace, 0, "Default stream receive space.")

	SYSCTL_ULONG (_net_local_dgram, OID_AUTO, maxdgram, CTLFLAG_RW, &unpdg_sendspace, 0, "Default datagram send space.")

	SYSCTL_ULONG (_net_local_dgram, OID_AUTO, recvspace, CTLFLAG_RW, &unpdg_recvspace, 0, "Default datagram receive space.")

	SYSCTL_ULONG (_net_local_seqpacket, OID_AUTO, maxseqpacket, CTLFLAG_RW, &unpsp_sendspace, 0, "Default seqpacket send space.")

	SYSCTL_ULONG (_net_local_seqpacket, OID_AUTO, recvspace, CTLFLAG_RW, &unpsp_recvspace, 0, "Default seqpacket receive space.")

	SYSCTL_INT (_net_local, OID_AUTO, inflight, CTLFLAG_RD, &unp_rights, 0, "File descriptors in flight.")

	SYSCTL_INT (_net_local, OID_AUTO, deferred, CTLFLAG_RD, &unp_defers_count, 0, "File descriptors deferred to taskqueue for close.")

static int	uipc_connect2 (struct socket , struct socket )

static int	uipc_ctloutput (struct socket , struct sockopt )

static int	unp_connect (struct socket , struct sockaddr , struct thread *)

static int	unp_connectat (int, struct socket , struct sockaddr , struct thread *)

static int	unp_connect2 (struct socket so, struct socket so2, int)

static void	unp_disconnect (struct unpcb unp, struct unpcb unp2)

static void	unp_dispose (struct socket *so)

static void	unp_dispose_mbuf (struct mbuf *)

static void	unp_shutdown (struct unpcb *)

static void	unp_drop (struct unpcb *)

static void	unp_gc (__unused void *, int)

static void	unp_scan (struct mbuf , void()(struct filedescent **, int))

static void	unp_discard (struct file *)

static void	unp_freerights (struct filedescent **, int)

static int	unp_internalize (struct mbuf *, struct thread )

static void	unp_internalize_fp (struct file *)

static int	unp_externalize (struct mbuf , struct mbuf *, int)

static int	unp_externalize_fp (struct file *)

static struct mbuf *	unp_addsockcred (struct thread , struct mbuf , int)

static void	unp_process_defers (void *__unused, int)

static void	unp_pcb_hold (struct unpcb *unp)

static __result_use_check bool	unp_pcb_rele (struct unpcb *unp)

static void	unp_pcb_rele_notlast (struct unpcb *unp)

static void	unp_pcb_lock_pair (struct unpcb unp, struct unpcb unp2)

static void	unp_pcb_unlock_pair (struct unpcb unp, struct unpcb unp2)

static struct unpcb *	unp_pcb_lock_peer (struct unpcb *unp)

	DOMAIN_SET (local)

static void	uipc_abort (struct socket *so)

static int	uipc_accept (struct socket so, struct sockaddr *nam)

static int	uipc_attach (struct socket so, int proto, struct thread td)

static int	uipc_bindat (int fd, struct socket so, struct sockaddr nam, struct thread *td)

static int	uipc_bind (struct socket so, struct sockaddr nam, struct thread *td)

static int	uipc_connect (struct socket so, struct sockaddr nam, struct thread *td)

static int	uipc_connectat (int fd, struct socket so, struct sockaddr nam, struct thread *td)

static void	uipc_close (struct socket *so)

static void	uipc_detach (struct socket *so)

static int	uipc_disconnect (struct socket *so)

static int	uipc_listen (struct socket so, int backlog, struct thread td)

static int	uipc_peeraddr (struct socket so, struct sockaddr *nam)

static int	uipc_rcvd (struct socket *so, int flags)

static int	uipc_send (struct socket so, int flags, struct mbuf m, struct sockaddr nam, struct mbuf control, struct thread *td)

static bool	uipc_ready_scan (struct socket so, struct mbuf m, int count, int *errorp)

static int	uipc_ready (struct socket so, struct mbuf m, int count)

static int	uipc_sense (struct socket so, struct stat sb)

static int	uipc_shutdown (struct socket *so)

static int	uipc_sockaddr (struct socket so, struct sockaddr *nam)

void	unp_copy_peercred (struct thread td, struct unpcb client_unp, struct unpcb server_unp, struct unpcb listen_unp)

static int	unp_pcblist (SYSCTL_HANDLER_ARGS)

	SYSCTL_PROC (_net_local_dgram, OID_AUTO, pcblist, CTLTYPE_OPAQUE\|CTLFLAG_RD\|CTLFLAG_MPSAFE,(void *)(intptr_t) SOCK_DGRAM, 0, unp_pcblist, "S,xunpcb", "List of active local datagram sockets")

	SYSCTL_PROC (_net_local_stream, OID_AUTO, pcblist, CTLTYPE_OPAQUE\|CTLFLAG_RD\|CTLFLAG_MPSAFE,(void *)(intptr_t) SOCK_STREAM, 0, unp_pcblist, "S,xunpcb", "List of active local stream sockets")

	SYSCTL_PROC (_net_local_seqpacket, OID_AUTO, pcblist, CTLTYPE_OPAQUE\|CTLFLAG_RD\|CTLFLAG_MPSAFE,(void *)(intptr_t) SOCK_SEQPACKET, 0, unp_pcblist, "S,xunpcb", "List of active local seqpacket sockets")

static void	unp_zone_change (void *tag)

static void	unp_init (void *arg __unused)

	SYSINIT (unp_init, SI_SUB_PROTO_DOMAIN, SI_ORDER_SECOND, unp_init, NULL)

static void	unp_internalize_cleanup_rights (struct mbuf *control)

static struct unpcb *	fptounp (struct file *fp)

static void	unp_process_defers (void *arg __unused, int pending)

static void	unp_remove_dead_ref (struct filedescent **fdep, int fdcount)

static void	unp_restore_undead_ref (struct filedescent **fdep, int fdcount)

static void	unp_gc_scan (struct unpcb unp, void(op)(struct filedescent **, int))

	SYSCTL_INT (_net_local, OID_AUTO, recycled, CTLFLAG_RD, &unp_recycled, 0, "Number of unreachable sockets claimed by the garbage collector.")

	SYSCTL_INT (_net_local, OID_AUTO, taskcount, CTLFLAG_RD, &unp_taskcount, 0, "Number of times the garbage collector has run.")

	SYSCTL_UINT (_net_local, OID_AUTO, sockcount, CTLFLAG_RD, &unp_count, 0, "Number of active local sockets.")

void	vfs_unp_reclaim (struct vnode *vp)

Variables
static uma_zone_t	unp_zone

static unp_gen_t	unp_gencnt

static u_int	unp_count

static ino_t	unp_ino

static int	unp_rights

static struct unp_head	unp_shead

static struct unp_head	unp_dhead

static struct unp_head	unp_sphead

static struct timeout_task	unp_gc_task

static struct task	unp_defer_task

static u_long	unpst_sendspace = PIPSIZ

static u_long	unpst_recvspace = PIPSIZ

static u_long	unpdg_sendspace = 2*1024

static u_long	unpdg_recvspace = 16*1024

static u_long	unpsp_sendspace = PIPSIZ

static u_long	unpsp_recvspace = PIPSIZ

static struct rwlock	unp_link_rwlock

static struct mtx	unp_defers_lock

static struct domain	localdomain

static struct pr_usrreqs uipc_usrreqs_dgram	uipc_usrreqs_stream

static struct pr_usrreqs	uipc_usrreqs_seqpacket

static struct protosw	localsw []

static struct pr_usrreqs	uipc_usrreqs_dgram

static int	unp_marked

static int	unp_recycled

static int	unp_taskcount

Macro Definition Documentation

◆ OPTSET

#define OPTSET	(	bit,
		exclusive
	)

Value:

        do {                                    \
        UNP_PCB_LOCK(unp);                                              \
        if (optval) {                                                   \
                if ((unp->unp_flags & (exclusive)) != 0) {              \
                        UNP_PCB_UNLOCK(unp);                            \
                        error = EINVAL;                                 \
                        break;                                          \
                }                                                       \
                unp->unp_flags |= (bit);                                \
        } else                                                          \
                unp->unp_flags &= ~(bit);                               \
        UNP_PCB_UNLOCK(unp);                                            \
} while (0)

◆ PIPSIZ

#define PIPSIZ 8192

Definition at line 155 of file uipc_usrreq.c.

◆ UNP_DEFERRED_LOCK

#define UNP_DEFERRED_LOCK ( ) mtx_lock(&unp_defers_lock)

Definition at line 272 of file uipc_usrreq.c.

◆ UNP_DEFERRED_LOCK_INIT

#define UNP_DEFERRED_LOCK_INIT ( )

Value:

mtx_init(&unp_defers_lock, \

"unp_defer", NULL, MTX_DEF)

unp_defers_lock

static struct mtx unp_defers_lock

Definition: uipc_usrreq.c:252

Definition at line 270 of file uipc_usrreq.c.

◆ UNP_DEFERRED_UNLOCK

#define UNP_DEFERRED_UNLOCK ( ) mtx_unlock(&unp_defers_lock)

Definition at line 273 of file uipc_usrreq.c.

◆ UNP_LINK_LOCK_ASSERT

#define UNP_LINK_LOCK_ASSERT ( )

Value:

rw_assert(&unp_link_rwlock, \

RA_LOCKED)

unp_link_rwlock

static struct rwlock unp_link_rwlock

Definition: uipc_usrreq.c:251

Definition at line 257 of file uipc_usrreq.c.

◆ UNP_LINK_LOCK_INIT

#define UNP_LINK_LOCK_INIT ( )

Value:

rw_init(&unp_link_rwlock, \

"unp_link_rwlock")

Definition at line 254 of file uipc_usrreq.c.

◆ UNP_LINK_RLOCK

#define UNP_LINK_RLOCK ( ) rw_rlock(&unp_link_rwlock)

Definition at line 262 of file uipc_usrreq.c.

◆ UNP_LINK_RUNLOCK

#define UNP_LINK_RUNLOCK ( ) rw_runlock(&unp_link_rwlock)

Definition at line 263 of file uipc_usrreq.c.

◆ UNP_LINK_UNLOCK_ASSERT

#define UNP_LINK_UNLOCK_ASSERT ( )

Value:

rw_assert(&unp_link_rwlock, \

RA_UNLOCKED)

Definition at line 259 of file uipc_usrreq.c.

◆ UNP_LINK_WLOCK

#define UNP_LINK_WLOCK ( ) rw_wlock(&unp_link_rwlock)

Definition at line 264 of file uipc_usrreq.c.

◆ UNP_LINK_WLOCK_ASSERT

#define UNP_LINK_WLOCK_ASSERT ( )

Value:

rw_assert(&unp_link_rwlock, \

RA_WLOCKED)

Definition at line 266 of file uipc_usrreq.c.

◆ UNP_LINK_WOWNED

#define UNP_LINK_WOWNED ( ) rw_wowned(&unp_link_rwlock)

Definition at line 268 of file uipc_usrreq.c.

◆ UNP_LINK_WUNLOCK

#define UNP_LINK_WUNLOCK ( ) rw_wunlock(&unp_link_rwlock)

Definition at line 265 of file uipc_usrreq.c.

◆ UNP_PCB_LOCK

#define UNP_PCB_LOCK ( unp ) mtx_lock(&(unp)->unp_mtx)

Definition at line 283 of file uipc_usrreq.c.

◆ UNP_PCB_LOCK_ASSERT

#define UNP_PCB_LOCK_ASSERT ( unp ) mtx_assert(&(unp)->unp_mtx, MA_OWNED)

Definition at line 287 of file uipc_usrreq.c.

◆ UNP_PCB_LOCK_DESTROY

#define UNP_PCB_LOCK_DESTROY ( unp ) mtx_destroy(&(unp)->unp_mtx)

Definition at line 281 of file uipc_usrreq.c.

◆ UNP_PCB_LOCK_INIT

#define UNP_PCB_LOCK_INIT ( unp )

Value:

                                            mtx_init(&(unp)->unp_mtx,   \
                                            "unp", "unp",       \
                                            MTX_DUPOK|MTX_DEF)

Definition at line 278 of file uipc_usrreq.c.

◆ UNP_PCB_LOCKPTR

#define UNP_PCB_LOCKPTR ( unp ) (&(unp)->unp_mtx)

Definition at line 282 of file uipc_usrreq.c.

◆ UNP_PCB_OWNED

#define UNP_PCB_OWNED ( unp ) mtx_owned(&(unp)->unp_mtx)

Definition at line 286 of file uipc_usrreq.c.

◆ UNP_PCB_TRYLOCK

#define UNP_PCB_TRYLOCK ( unp ) mtx_trylock(&(unp)->unp_mtx)

Definition at line 284 of file uipc_usrreq.c.

◆ UNP_PCB_UNLOCK

#define UNP_PCB_UNLOCK ( unp ) mtx_unlock(&(unp)->unp_mtx)

Definition at line 285 of file uipc_usrreq.c.

◆ UNP_PCB_UNLOCK_ASSERT

#define UNP_PCB_UNLOCK_ASSERT ( unp ) mtx_assert(&(unp)->unp_mtx, MA_NOTOWNED)

Definition at line 288 of file uipc_usrreq.c.

◆ UNP_REF_LIST_LOCK

#define UNP_REF_LIST_LOCK ( ) UNP_DEFERRED_LOCK();

Definition at line 275 of file uipc_usrreq.c.

◆ UNP_REF_LIST_UNLOCK

#define UNP_REF_LIST_UNLOCK ( ) UNP_DEFERRED_UNLOCK();

Definition at line 276 of file uipc_usrreq.c.

Function Documentation

◆ __FBSDID()

__FBSDID ( "$FreeBSD$" )

◆ DOMAIN_SET()

DOMAIN_SET ( local )

◆ fptounp()

static struct unpcb * fptounp ( struct file * fp )

static

Definition at line 2465 of file uipc_usrreq.c.

References localdomain.

Referenced by unp_externalize_fp(), unp_internalize_fp(), unp_remove_dead_ref(), and unp_restore_undead_ref().

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◆ MALLOC_DECLARE()

MALLOC_DECLARE ( M_FILECAPS )

◆ SLIST_HEAD()

static SLIST_HEAD ( unp_defer )

static

Definition at line 125 of file uipc_usrreq.c.

Referenced by unp_process_defers().

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◆ SYSCTL_INT() [1/4]

SYSCTL_INT	(	_net_local	,
		OID_AUTO	,
		deferred	,
		CTLFLAG_RD	,
		&	unp_defers_count,
		0	,
		"File descriptors deferred to taskqueue for close."
	)

◆ SYSCTL_INT() [2/4]

SYSCTL_INT	(	_net_local	,
		OID_AUTO	,
		inflight	,
		CTLFLAG_RD	,
		&	unp_rights,
		0	,
		"File descriptors in flight."
	)

◆ SYSCTL_INT() [3/4]

SYSCTL_INT	(	_net_local	,
		OID_AUTO	,
		recycled	,
		CTLFLAG_RD	,
		&	unp_recycled,
		0	,
		"Number of unreachable sockets claimed by the garbage collector."
	)

◆ SYSCTL_INT() [4/4]

SYSCTL_INT	(	_net_local	,
		OID_AUTO	,
		taskcount	,
		CTLFLAG_RD	,
		&	unp_taskcount,
		0	,
		"Number of times the garbage collector has run."
	)

◆ SYSCTL_NODE() [1/4]

static SYSCTL_NODE	(	_net	,
		PF_LOCAL	,
		local	,
		CTLFLAG_RW\|	CTLFLAG_MPSAFE,
		0	,
		"Local domain"
	)

static

◆ SYSCTL_NODE() [2/4]

static SYSCTL_NODE	(	_net_local	,
		SOCK_DGRAM	,
		dgram	,
		CTLFLAG_RW\|	CTLFLAG_MPSAFE,
		0	,
		"SOCK_DGRAM"
	)

static

◆ SYSCTL_NODE() [3/4]

static SYSCTL_NODE	(	_net_local	,
		SOCK_SEQPACKET	,
		seqpacket	,
		CTLFLAG_RW\|	CTLFLAG_MPSAFE,
		0	,
		"SOCK_SEQPACKET"
	)

static

◆ SYSCTL_NODE() [4/4]

static SYSCTL_NODE	(	_net_local	,
		SOCK_STREAM	,
		stream	,
		CTLFLAG_RW\|	CTLFLAG_MPSAFE,
		0	,
		"SOCK_STREAM"
	)

static

◆ SYSCTL_PROC() [1/3]

SYSCTL_PROC	(	_net_local_dgram	,
		OID_AUTO	,
		pcblist	,
		CTLTYPE_OPAQUE\|CTLFLAG_RD\|	CTLFLAG_MPSAFE,
		(void *)(intptr_t)	SOCK_DGRAM,
		0	,
		unp_pcblist	,
		"	S,
		xunpcb"	,
		"List of active local datagram sockets"
	)

◆ SYSCTL_PROC() [2/3]

SYSCTL_PROC	(	_net_local_seqpacket	,
		OID_AUTO	,
		pcblist	,
		CTLTYPE_OPAQUE\|CTLFLAG_RD\|	CTLFLAG_MPSAFE,
		(void *)(intptr_t)	SOCK_SEQPACKET,
		0	,
		unp_pcblist	,
		"	S,
		xunpcb"	,
		"List of active local seqpacket sockets"
	)

◆ SYSCTL_PROC() [3/3]

SYSCTL_PROC	(	_net_local_stream	,
		OID_AUTO	,
		pcblist	,
		CTLTYPE_OPAQUE\|CTLFLAG_RD\|	CTLFLAG_MPSAFE,
		(void *)(intptr_t)	SOCK_STREAM,
		0	,
		unp_pcblist	,
		"	S,
		xunpcb"	,
		"List of active local stream sockets"
	)

◆ SYSCTL_UINT()

SYSCTL_UINT	(	_net_local	,
		OID_AUTO	,
		sockcount	,
		CTLFLAG_RD	,
		&	unp_count,
		0	,
		"Number of active local sockets."
	)

◆ SYSCTL_ULONG() [1/6]

SYSCTL_ULONG	(	_net_local_dgram	,
		OID_AUTO	,
		maxdgram	,
		CTLFLAG_RW	,
		&	unpdg_sendspace,
		0	,
		"Default datagram send space."
	)

◆ SYSCTL_ULONG() [2/6]

SYSCTL_ULONG	(	_net_local_dgram	,
		OID_AUTO	,
		recvspace	,
		CTLFLAG_RW	,
		&	unpdg_recvspace,
		0	,
		"Default datagram receive space."
	)

◆ SYSCTL_ULONG() [3/6]

SYSCTL_ULONG	(	_net_local_seqpacket	,
		OID_AUTO	,
		maxseqpacket	,
		CTLFLAG_RW	,
		&	unpsp_sendspace,
		0	,
		"Default seqpacket send space."
	)

◆ SYSCTL_ULONG() [4/6]

SYSCTL_ULONG	(	_net_local_seqpacket	,
		OID_AUTO	,
		recvspace	,
		CTLFLAG_RW	,
		&	unpsp_recvspace,
		0	,
		"Default seqpacket receive space."
	)

◆ SYSCTL_ULONG() [5/6]

SYSCTL_ULONG	(	_net_local_stream	,
		OID_AUTO	,
		recvspace	,
		CTLFLAG_RW	,
		&	unpst_recvspace,
		0	,
		"Default stream receive space."
	)

◆ SYSCTL_ULONG() [6/6]

SYSCTL_ULONG	(	_net_local_stream	,
		OID_AUTO	,
		sendspace	,
		CTLFLAG_RW	,
		&	unpst_sendspace,
		0	,
		"Default stream send space."
	)

◆ SYSINIT()

SYSINIT	(	unp_init	,
		SI_SUB_PROTO_DOMAIN	,
		SI_ORDER_SECOND	,
		unp_init	,
		NULL
	)

◆ uipc_abort()

static void uipc_abort ( struct socket * so )

static

Definition at line 469 of file uipc_usrreq.c.

References unp_drop(), unp_pcb_hold(), UNP_PCB_LOCK, UNP_PCB_UNLOCK, and UNP_PCB_UNLOCK_ASSERT.

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◆ uipc_accept()

static int uipc_accept	(	struct socket *	so,
		struct sockaddr **	nam
	)

static

Definition at line 488 of file uipc_usrreq.c.

References malloc(), UNP_PCB_LOCK, unp_pcb_lock_peer(), UNP_PCB_UNLOCK, and unp_pcb_unlock_pair().

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◆ uipc_attach()

static int uipc_attach	(	struct socket *	so,
		int	proto,
		struct thread *	td
	)

static

Definition at line 516 of file uipc_usrreq.c.

References panic(), soreserve(), unp_count, unp_dhead, unp_gencnt, unp_ino, UNP_LINK_WLOCK, UNP_LINK_WOWNED, UNP_LINK_WUNLOCK, UNP_PCB_LOCK_INIT, unp_shead, unp_sphead, unp_zone, unpdg_recvspace, unpdg_sendspace, unpsp_recvspace, unpsp_sendspace, unpst_recvspace, and unpst_sendspace.

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◆ uipc_bind()

static int uipc_bind	(	struct socket *	so,
		struct sockaddr *	nam,
		struct thread *	td
	)

static

Definition at line 702 of file uipc_usrreq.c.

References uipc_bindat().

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◆ uipc_bindat()

static int uipc_bindat	(	int	fd,
		struct socket *	so,
		struct sockaddr *	nam,
		struct thread *	td
	)

static

Definition at line 587 of file uipc_usrreq.c.

References buf, fd, free(), malloc(), namei(), NDFREE(), sodupsockaddr(), UNP_PCB_LOCK, UNP_PCB_UNLOCK, vn_finished_write(), vn_start_write(), vput(), vref(), and vrele().

Referenced by uipc_bind().

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◆ uipc_close()

static void uipc_close ( struct socket * so )

static

Definition at line 730 of file uipc_usrreq.c.

References mtx, mtx_pool_find(), mtxpool_sleep, unp_disconnect(), UNP_PCB_LOCK, unp_pcb_lock_peer(), UNP_PCB_UNLOCK, and vrele().

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◆ uipc_connect()

static int uipc_connect	(	struct socket *	so,
		struct sockaddr *	nam,
		struct thread *	td
	)

static

Definition at line 709 of file uipc_usrreq.c.

References unp_connect().

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◆ uipc_connect2()

static int uipc_connect2	(	struct socket *	so1,
		struct socket *	so2
	)

static

Definition at line 764 of file uipc_usrreq.c.

References unp_connect2(), unp_pcb_lock_pair(), and unp_pcb_unlock_pair().

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◆ uipc_connectat()

static int uipc_connectat	(	int	fd,
		struct socket *	so,
		struct sockaddr *	nam,
		struct thread *	td
	)

static

Definition at line 719 of file uipc_usrreq.c.

References fd, and unp_connectat().

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◆ uipc_ctloutput()

static int uipc_ctloutput	(	struct socket *	so,
		struct sockopt *	sopt
	)

static

Definition at line 1384 of file uipc_usrreq.c.

References OPTSET, sooptcopyin(), sooptcopyout(), UNP_PCB_LOCK, and UNP_PCB_UNLOCK.

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◆ uipc_detach()

static void uipc_detach ( struct socket * so )

static

Definition at line 780 of file uipc_usrreq.c.

References free(), mtx, mtx_pool_find(), mtxpool_sleep, sbrelease(), taskqueue_enqueue_timeout(), unp_count, unp_disconnect(), unp_drop(), unp_gc_task, unp_gencnt, UNP_LINK_WLOCK, UNP_LINK_WUNLOCK, unp_pcb_hold(), UNP_PCB_LOCK, unp_pcb_lock_peer(), unp_pcb_rele(), UNP_PCB_UNLOCK, UNP_PCB_UNLOCK_ASSERT, UNP_REF_LIST_LOCK, UNP_REF_LIST_UNLOCK, unp_rights, and vrele().

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◆ uipc_disconnect()

static int uipc_disconnect ( struct socket * so )

static

Definition at line 866 of file uipc_usrreq.c.

References unp_disconnect(), UNP_PCB_LOCK, unp_pcb_lock_peer(), and UNP_PCB_UNLOCK.

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◆ uipc_listen()

static int uipc_listen	(	struct socket *	so,
		int	backlog,
		struct thread *	td
	)

static

Definition at line 882 of file uipc_usrreq.c.

References cru2xt(), solisten_proto(), solisten_proto_check(), UNP_PCB_LOCK, and UNP_PCB_UNLOCK.

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◆ uipc_peeraddr()

static int uipc_peeraddr	(	struct socket *	so,
		struct sockaddr **	nam
	)

static

Definition at line 917 of file uipc_usrreq.c.

References malloc(), UNP_LINK_RLOCK, UNP_LINK_RUNLOCK, UNP_PCB_LOCK, and UNP_PCB_UNLOCK.

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◆ uipc_rcvd()

static int uipc_rcvd	(	struct socket *	so,
		int	flags
	)

static

Definition at line 950 of file uipc_usrreq.c.

References UNP_PCB_LOCK, and UNP_PCB_UNLOCK.

◆ uipc_ready()

static int uipc_ready	(	struct socket *	so,
		struct mbuf *	m,
		int	count
	)

static

Definition at line 1221 of file uipc_usrreq.c.

References count, sbready(), uipc_ready_scan(), UNP_LINK_RLOCK, UNP_LINK_RUNLOCK, UNP_PCB_LOCK, unp_pcb_lock_peer(), UNP_PCB_UNLOCK, and unp_shead.

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◆ uipc_ready_scan()

static bool uipc_ready_scan	(	struct socket *	so,
		struct mbuf *	m,
		int	count,
		int *	errorp
	)

static

Definition at line 1188 of file uipc_usrreq.c.

References count, and sbready().

Referenced by uipc_ready().

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◆ uipc_send()

static int uipc_send	(	struct socket *	so,
		int	flags,
		struct mbuf *	m,
		struct sockaddr *	nam,
		struct mbuf *	control,
		struct thread *	td
	)

static

Definition at line 1000 of file uipc_usrreq.c.

References flags, m_freem(), sbappend_locked(), sbappendaddr_locked(), sbappendaddr_nospacecheck_locked(), sbappendcontrol_locked(), socantsendmore(), soroverflow_locked(), unp_addsockcred(), unp_connect(), unp_disconnect(), unp_dispose_mbuf(), unp_internalize(), UNP_PCB_LOCK, unp_pcb_lock_peer(), UNP_PCB_UNLOCK, unp_pcb_unlock_pair(), and unp_shutdown().

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◆ uipc_sense()

static int uipc_sense	(	struct socket *	so,
		struct stat *	sb
	)

static

Definition at line 1268 of file uipc_usrreq.c.

◆ uipc_shutdown()

static int uipc_shutdown ( struct socket * so )

static

Definition at line 1282 of file uipc_usrreq.c.

References socantsendmore(), UNP_PCB_LOCK, UNP_PCB_UNLOCK, and unp_shutdown().

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◆ uipc_sockaddr()

static int uipc_sockaddr	(	struct socket *	so,
		struct sockaddr **	nam
	)

static

Definition at line 1297 of file uipc_usrreq.c.

References malloc(), UNP_PCB_LOCK, and UNP_PCB_UNLOCK.

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◆ unp_addsockcred()

static struct mbuf * unp_addsockcred	(	struct thread *	td,
		struct mbuf *	control,
		int	mode
	)

static

Definition at line 2392 of file uipc_usrreq.c.

References mode, and sbcreatecontrol().

Referenced by uipc_send().

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◆ unp_connect()

static int unp_connect	(	struct socket *	so,
		struct sockaddr *	nam,
		struct thread *	td
	)

static

Definition at line 1494 of file uipc_usrreq.c.

References unp_connectat().

Referenced by uipc_connect(), and uipc_send().

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◆ unp_connect2()

static int unp_connect2	(	struct socket *	so,
		struct socket *	so2,
		int	req
	)

static

Definition at line 1686 of file uipc_usrreq.c.

References panic(), soisconnected(), soisconnecting(), unp_pcb_hold(), UNP_PCB_LOCK_ASSERT, UNP_REF_LIST_LOCK, and UNP_REF_LIST_UNLOCK.

Referenced by uipc_connect2(), and unp_connectat().

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◆ unp_connectat()

static int unp_connectat	(	int	fd,
		struct socket *	so,
		struct sockaddr *	nam,
		struct thread *	td
	)

static

Definition at line 1501 of file uipc_usrreq.c.

References buf, fd, free(), malloc(), mtx, mtx_pool_find(), mtxpool_sleep, namei(), sonewconn(), unp_connect2(), unp_copy_peercred(), UNP_PCB_LOCK, unp_pcb_lock_pair(), UNP_PCB_LOCKPTR, UNP_PCB_UNLOCK, unp_pcb_unlock_pair(), and vput().

Referenced by uipc_connectat(), and unp_connect().

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◆ unp_copy_peercred()

void unp_copy_peercred	(	struct thread *	td,
		struct unpcb *	client_unp,
		struct unpcb *	server_unp,
		struct unpcb *	listen_unp
	)

Definition at line 1673 of file uipc_usrreq.c.

References cru2xt().

Referenced by kern_socketpair(), and unp_connectat().

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◆ unp_discard()

static void unp_discard ( struct file * fp )

static

Definition at line 2479 of file uipc_usrreq.c.

References closef_nothread(), malloc(), taskqueue_enqueue(), unp_defer_task, UNP_DEFERRED_LOCK, UNP_DEFERRED_UNLOCK, and unp_externalize_fp().

Referenced by unp_freerights().

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◆ unp_disconnect()

static void unp_disconnect	(	struct unpcb *	unp,
		struct unpcb *	unp2
	)

static

Definition at line 1734 of file uipc_usrreq.c.

References soisdisconnected(), UNP_PCB_LOCK_ASSERT, unp_pcb_rele(), unp_pcb_rele_notlast(), UNP_PCB_UNLOCK, UNP_REF_LIST_LOCK, and UNP_REF_LIST_UNLOCK.

Referenced by uipc_close(), uipc_detach(), uipc_disconnect(), uipc_send(), and unp_drop().

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◆ unp_dispose()

static void unp_dispose ( struct socket * so )

static

Definition at line 2793 of file uipc_usrreq.c.

References unp_dispose_mbuf(), UNP_LINK_WLOCK, and UNP_LINK_WUNLOCK.

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◆ unp_dispose_mbuf()

static void unp_dispose_mbuf ( struct mbuf * m )

static

Definition at line 2782 of file uipc_usrreq.c.

References unp_freerights(), and unp_scan().

Referenced by uipc_send(), and unp_dispose().

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◆ unp_drop()

static void unp_drop ( struct unpcb * unp )

static

Definition at line 1968 of file uipc_usrreq.c.

References unp_disconnect(), UNP_PCB_LOCK, unp_pcb_lock_peer(), unp_pcb_rele(), unp_pcb_rele_notlast(), and UNP_PCB_UNLOCK.

Referenced by uipc_abort(), and uipc_detach().

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◆ unp_externalize()

static int unp_externalize	(	struct mbuf *	control,
		struct mbuf **	controlp,
		int	flags
	)

static

Definition at line 2009 of file uipc_usrreq.c.

References _finstall(), data, fdallocn(), flags, free(), m_freem(), sbcreatecontrol(), unp_externalize_fp(), unp_freerights(), and UNP_LINK_UNLOCK_ASSERT.

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◆ unp_externalize_fp()

static int unp_externalize_fp ( struct file * fp )

static

Definition at line 2537 of file uipc_usrreq.c.

References fptounp(), UNP_LINK_WLOCK, UNP_LINK_WUNLOCK, and unp_rights.

Referenced by unp_discard(), and unp_externalize().

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◆ unp_freerights()

static void unp_freerights	(	struct filedescent **	fdep,
		int	fdcount
	)

static

Definition at line 1993 of file uipc_usrreq.c.

References filecaps_free(), free(), and unp_discard().

Referenced by unp_dispose_mbuf(), unp_externalize(), and unp_internalize_cleanup_rights().

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◆ unp_gc()

static void unp_gc	(	__unused void *	arg,
		int	pending
	)

static

Definition at line 2652 of file uipc_usrreq.c.

References free(), malloc(), sorflush(), unp_dhead, unp_gc_scan(), UNP_LINK_RLOCK, UNP_LINK_RUNLOCK, unp_marked, unp_recycled, unp_remove_dead_ref(), unp_restore_undead_ref(), unp_shead, unp_sphead, and unp_taskcount.

Referenced by unp_init().

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◆ unp_gc_scan()

static void unp_gc_scan	(	struct unpcb *	unp,
		void()(struct filedescent *, int)	op
	)

static

Definition at line 2610 of file uipc_usrreq.c.

References unp_scan().

Referenced by unp_gc().

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◆ unp_init()

static void unp_init ( void *arg __unused )

static

Definition at line 2149 of file uipc_usrreq.c.

References maxsockets, unp_defer_task, UNP_DEFERRED_LOCK_INIT, unp_dhead, unp_gc(), unp_gc_task, UNP_LINK_LOCK_INIT, unp_process_defers(), unp_shead, unp_sphead, unp_zone, and unp_zone_change().

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◆ unp_internalize()

static int unp_internalize	(	struct mbuf **	controlp,
		struct thread *	td
	)

static

Definition at line 2195 of file uipc_usrreq.c.

References bintime(), bt, data, filecaps_copy(), m_freem(), malloc(), microtime(), nanotime(), nanouptime(), sbcreatecontrol(), ts, unp_internalize_cleanup_rights(), unp_internalize_fp(), and UNP_LINK_UNLOCK_ASSERT.

Referenced by uipc_send().

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◆ unp_internalize_cleanup_rights()

static void unp_internalize_cleanup_rights ( struct mbuf * control )

static

Definition at line 2176 of file uipc_usrreq.c.

References data, and unp_freerights().

Referenced by unp_internalize().

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◆ unp_internalize_fp()

static void unp_internalize_fp ( struct file * fp )

static

Definition at line 2523 of file uipc_usrreq.c.

References fptounp(), UNP_LINK_WLOCK, UNP_LINK_WUNLOCK, and unp_rights.

Referenced by unp_internalize().

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◆ unp_pcb_hold()

static void unp_pcb_hold ( struct unpcb * unp )

static

Definition at line 314 of file uipc_usrreq.c.

Referenced by uipc_abort(), uipc_detach(), unp_connect2(), unp_pcb_lock_peer(), and unp_pcblist().

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◆ unp_pcb_lock_pair()

static void unp_pcb_lock_pair	(	struct unpcb *	unp,
		struct unpcb *	unp2
	)

static

Definition at line 347 of file uipc_usrreq.c.

References UNP_PCB_LOCK, and UNP_PCB_UNLOCK_ASSERT.

Referenced by uipc_connect2(), and unp_connectat().

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◆ unp_pcb_lock_peer()

static struct unpcb * unp_pcb_lock_peer ( struct unpcb * unp )

static

Definition at line 378 of file uipc_usrreq.c.

References unp_pcb_hold(), UNP_PCB_LOCK, UNP_PCB_LOCK_ASSERT, unp_pcb_rele(), UNP_PCB_TRYLOCK, UNP_PCB_UNLOCK, UNP_PCB_UNLOCK_ASSERT, and wakeup().

Referenced by uipc_accept(), uipc_close(), uipc_detach(), uipc_disconnect(), uipc_ready(), uipc_send(), and unp_drop().

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◆ unp_pcb_rele()

static __result_use_check bool unp_pcb_rele ( struct unpcb * unp )

static

Definition at line 323 of file uipc_usrreq.c.

References UNP_PCB_LOCK_ASSERT, UNP_PCB_LOCK_DESTROY, UNP_PCB_UNLOCK, and unp_zone.

Referenced by uipc_detach(), unp_disconnect(), unp_drop(), unp_pcb_lock_peer(), and unp_pcblist().

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◆ unp_pcb_rele_notlast()

static void unp_pcb_rele_notlast ( struct unpcb * unp )

static

Definition at line 338 of file uipc_usrreq.c.

Referenced by unp_disconnect(), and unp_drop().

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◆ unp_pcb_unlock_pair()

static void unp_pcb_unlock_pair	(	struct unpcb *	unp,
		struct unpcb *	unp2
	)

static

Definition at line 364 of file uipc_usrreq.c.

References UNP_PCB_UNLOCK.

Referenced by uipc_accept(), uipc_connect2(), uipc_send(), and unp_connectat().

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◆ unp_pcblist()

static int unp_pcblist ( SYSCTL_HANDLER_ARGS )

static

Definition at line 1800 of file uipc_usrreq.c.

References cr_cansee(), free(), malloc(), panic(), so_gencnt, sotoxsocket(), unp_count, unp_dhead, unp_gencnt, UNP_LINK_RLOCK, UNP_LINK_RUNLOCK, unp_pcb_hold(), UNP_PCB_LOCK, unp_pcb_rele(), UNP_PCB_UNLOCK, unp_shead, and unp_sphead.

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◆ unp_process_defers() [1/2]

static void unp_process_defers	(	void *	__unused,
		int
	)

static

Referenced by unp_init().

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◆ unp_process_defers() [2/2]

static void unp_process_defers	(	void *arg	__unused,
		int	pending
	)

static

Definition at line 2496 of file uipc_usrreq.c.

References closef_nothread(), count, free(), SLIST_HEAD(), UNP_DEFERRED_LOCK, and UNP_DEFERRED_UNLOCK.

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◆ unp_remove_dead_ref()

static void unp_remove_dead_ref	(	struct filedescent **	fdep,
		int	fdcount
	)

static

Definition at line 2561 of file uipc_usrreq.c.

References fptounp(), taskqueue_member(), and UNP_LINK_LOCK_ASSERT.

Referenced by unp_gc().

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◆ unp_restore_undead_ref()

static void unp_restore_undead_ref	(	struct filedescent **	fdep,
		int	fdcount
	)

static

Definition at line 2585 of file uipc_usrreq.c.

References fptounp(), taskqueue_member(), UNP_LINK_LOCK_ASSERT, and unp_marked.

Referenced by unp_gc().

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◆ unp_scan()

static void unp_scan	(	struct mbuf *	m0,
		void()(struct filedescent *, int)	op
	)

static

Definition at line 2806 of file uipc_usrreq.c.

References data.

Referenced by unp_dispose_mbuf(), and unp_gc_scan().

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◆ unp_shutdown()

static void unp_shutdown ( struct unpcb * unp )

static

Definition at line 1951 of file uipc_usrreq.c.

References socantrcvmore(), and UNP_PCB_LOCK_ASSERT.

Referenced by uipc_send(), and uipc_shutdown().

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◆ unp_zone_change()

static void unp_zone_change ( void * tag )

static

Definition at line 2121 of file uipc_usrreq.c.

References maxsockets, and unp_zone.

Referenced by unp_init().

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◆ vfs_unp_reclaim()

void vfs_unp_reclaim ( struct vnode * vp )

Definition at line 2855 of file uipc_usrreq.c.

References mtx, mtx_pool_find(), mtxpool_sleep, UNP_PCB_LOCK, UNP_PCB_UNLOCK, and vunref().

Referenced by vgonel().

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Variable Documentation

◆ localdomain

static struct domain localdomain

static

Initial value:

= {
        .dom_family =           AF_LOCAL,
        .dom_name =             "local",
        .dom_externalize =      unp_externalize,
        .dom_dispose =          unp_dispose,
        .dom_protosw =          localsw,
        .dom_protoswNPROTOSW =  &localsw[nitems(localsw)]
}

Definition at line 423 of file uipc_usrreq.c.

Referenced by fptounp().

◆ localsw

struct protosw localsw[]

static

Initial value:

= {
{
        .pr_type =              SOCK_STREAM,
        .pr_domain =            &localdomain,
        .pr_flags =             PR_CONNREQUIRED|PR_WANTRCVD|PR_RIGHTS|
                                    PR_CAPATTACH,
        .pr_ctloutput =         &uipc_ctloutput,
        .pr_usrreqs =           &uipc_usrreqs_stream
},
{
        .pr_type =              SOCK_DGRAM,
        .pr_domain =            &localdomain,
        .pr_flags =             PR_ATOMIC|PR_ADDR|PR_RIGHTS|PR_CAPATTACH,
        .pr_ctloutput =         &uipc_ctloutput,
        .pr_usrreqs =           &uipc_usrreqs_dgram
},
{
        .pr_type =              SOCK_SEQPACKET,
        .pr_domain =            &localdomain,
 
        
        .pr_flags =             PR_ADDR|PR_ATOMIC|PR_CONNREQUIRED|
                                    PR_WANTRCVD|PR_RIGHTS|PR_CAPATTACH,
        .pr_ctloutput =         &uipc_ctloutput,
        .pr_usrreqs =           &uipc_usrreqs_seqpacket,
},
}

Definition at line 426 of file uipc_usrreq.c.

◆ uipc_usrreqs_dgram

struct pr_usrreqs uipc_usrreqs_dgram

static

Initial value:

= {
        .pru_abort =            uipc_abort,
        .pru_accept =           uipc_accept,
        .pru_attach =           uipc_attach,
        .pru_bind =             uipc_bind,
        .pru_bindat =           uipc_bindat,
        .pru_connect =          uipc_connect,
        .pru_connectat =        uipc_connectat,
        .pru_connect2 =         uipc_connect2,
        .pru_detach =           uipc_detach,
        .pru_disconnect =       uipc_disconnect,
        .pru_listen =           uipc_listen,
        .pru_peeraddr =         uipc_peeraddr,
        .pru_rcvd =             uipc_rcvd,
        .pru_send =             uipc_send,
        .pru_sense =            uipc_sense,
        .pru_shutdown =         uipc_shutdown,
        .pru_sockaddr =         uipc_sockaddr,
        .pru_soreceive =        soreceive_dgram,
        .pru_close =            uipc_close,
}

Definition at line 1316 of file uipc_usrreq.c.

◆ uipc_usrreqs_seqpacket

static struct pr_usrreqs uipc_usrreqs_seqpacket

static

Initial value:

= {
        .pru_abort =            uipc_abort,
        .pru_accept =           uipc_accept,
        .pru_attach =           uipc_attach,
        .pru_bind =             uipc_bind,
        .pru_bindat =           uipc_bindat,
        .pru_connect =          uipc_connect,
        .pru_connectat =        uipc_connectat,
        .pru_connect2 =         uipc_connect2,
        .pru_detach =           uipc_detach,
        .pru_disconnect =       uipc_disconnect,
        .pru_listen =           uipc_listen,
        .pru_peeraddr =         uipc_peeraddr,
        .pru_rcvd =             uipc_rcvd,
        .pru_send =             uipc_send,
        .pru_sense =            uipc_sense,
        .pru_shutdown =         uipc_shutdown,
        .pru_sockaddr =         uipc_sockaddr,
        .pru_soreceive =        soreceive_generic,      
        .pru_close =            uipc_close,
}

Definition at line 425 of file uipc_usrreq.c.

◆ uipc_usrreqs_stream

static struct pr_usrreqs uipc_usrreqs_stream

static

Initial value:

= {
        .pru_abort =            uipc_abort,
        .pru_accept =           uipc_accept,
        .pru_attach =           uipc_attach,
        .pru_bind =             uipc_bind,
        .pru_bindat =           uipc_bindat,
        .pru_connect =          uipc_connect,
        .pru_connectat =        uipc_connectat,
        .pru_connect2 =         uipc_connect2,
        .pru_detach =           uipc_detach,
        .pru_disconnect =       uipc_disconnect,
        .pru_listen =           uipc_listen,
        .pru_peeraddr =         uipc_peeraddr,
        .pru_rcvd =             uipc_rcvd,
        .pru_send =             uipc_send,
        .pru_ready =            uipc_ready,
        .pru_sense =            uipc_sense,
        .pru_shutdown =         uipc_shutdown,
        .pru_sockaddr =         uipc_sockaddr,
        .pru_soreceive =        soreceive_generic,
        .pru_close =            uipc_close,
}

Definition at line 424 of file uipc_usrreq.c.

◆ unp_count

u_int unp_count

static

Definition at line 114 of file uipc_usrreq.c.

Referenced by uipc_attach(), uipc_detach(), and unp_pcblist().

◆ unp_defer_task

struct task unp_defer_task

static

Definition at line 143 of file uipc_usrreq.c.

Referenced by unp_discard(), and unp_init().

◆ unp_defers_lock

struct mtx unp_defers_lock

static

Definition at line 252 of file uipc_usrreq.c.

◆ unp_dhead

struct unp_head unp_dhead

static

Definition at line 118 of file uipc_usrreq.c.

Referenced by uipc_attach(), unp_gc(), unp_init(), and unp_pcblist().

◆ unp_gc_task

struct timeout_task unp_gc_task

static

Definition at line 136 of file uipc_usrreq.c.

Referenced by uipc_detach(), and unp_init().

◆ unp_gencnt

unp_gen_t unp_gencnt

static

Definition at line 113 of file uipc_usrreq.c.

Referenced by uipc_attach(), uipc_detach(), and unp_pcblist().

◆ unp_ino

ino_t unp_ino

static

Definition at line 115 of file uipc_usrreq.c.

Referenced by uipc_attach().

◆ unp_link_rwlock

struct rwlock unp_link_rwlock

static

Definition at line 251 of file uipc_usrreq.c.

◆ unp_marked

int unp_marked

static

Definition at line 2558 of file uipc_usrreq.c.

Referenced by unp_gc(), and unp_restore_undead_ref().

◆ unp_recycled

int unp_recycled

static

Definition at line 2640 of file uipc_usrreq.c.

Referenced by unp_gc().

◆ unp_rights

int unp_rights

static

Definition at line 116 of file uipc_usrreq.c.

Referenced by uipc_detach(), unp_externalize_fp(), and unp_internalize_fp().

◆ unp_shead

struct unp_head unp_shead

static

Definition at line 117 of file uipc_usrreq.c.

Referenced by uipc_attach(), uipc_ready(), unp_gc(), unp_init(), and unp_pcblist().

◆ unp_sphead

struct unp_head unp_sphead

static

Definition at line 119 of file uipc_usrreq.c.

Referenced by uipc_attach(), unp_gc(), unp_init(), and unp_pcblist().

◆ unp_taskcount

int unp_taskcount

static

Definition at line 2644 of file uipc_usrreq.c.

Referenced by unp_gc().

◆ unp_zone

uma_zone_t unp_zone

static

Definition at line 112 of file uipc_usrreq.c.

Referenced by uipc_attach(), unp_init(), unp_pcb_rele(), and unp_zone_change().

◆ unpdg_recvspace

u_long unpdg_recvspace = 16*1024

static

Definition at line 160 of file uipc_usrreq.c.

Referenced by uipc_attach().

◆ unpdg_sendspace

u_long unpdg_sendspace = 2*1024

static

Definition at line 159 of file uipc_usrreq.c.

Referenced by uipc_attach().

◆ unpsp_recvspace

u_long unpsp_recvspace = PIPSIZ

static

Definition at line 162 of file uipc_usrreq.c.

Referenced by uipc_attach().

◆ unpsp_sendspace

u_long unpsp_sendspace = PIPSIZ

static

Definition at line 161 of file uipc_usrreq.c.

Referenced by uipc_attach().

◆ unpst_recvspace

u_long unpst_recvspace = PIPSIZ

static

Definition at line 158 of file uipc_usrreq.c.

Referenced by uipc_attach().

◆ unpst_sendspace

u_long unpst_sendspace = PIPSIZ

static

Definition at line 157 of file uipc_usrreq.c.

Referenced by uipc_attach().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ OPTSET

◆ PIPSIZ

◆ UNP_DEFERRED_LOCK

◆ UNP_DEFERRED_LOCK_INIT

◆ UNP_DEFERRED_UNLOCK

◆ UNP_LINK_LOCK_ASSERT

◆ UNP_LINK_LOCK_INIT

◆ UNP_LINK_RLOCK

◆ UNP_LINK_RUNLOCK

◆ UNP_LINK_UNLOCK_ASSERT

◆ UNP_LINK_WLOCK

◆ UNP_LINK_WLOCK_ASSERT

◆ UNP_LINK_WOWNED

◆ UNP_LINK_WUNLOCK

◆ UNP_PCB_LOCK

◆ UNP_PCB_LOCK_ASSERT

◆ UNP_PCB_LOCK_DESTROY

◆ UNP_PCB_LOCK_INIT

◆ UNP_PCB_LOCKPTR

◆ UNP_PCB_OWNED

◆ UNP_PCB_TRYLOCK

◆ UNP_PCB_UNLOCK

◆ UNP_PCB_UNLOCK_ASSERT

◆ UNP_REF_LIST_LOCK

◆ UNP_REF_LIST_UNLOCK

Function Documentation

◆ __FBSDID()

◆ DOMAIN_SET()

◆ fptounp()

◆ MALLOC_DECLARE()

◆ SLIST_HEAD()

◆ SYSCTL_INT() [1/4]

◆ SYSCTL_INT() [2/4]

◆ SYSCTL_INT() [3/4]

◆ SYSCTL_INT() [4/4]

◆ SYSCTL_NODE() [1/4]

◆ SYSCTL_NODE() [2/4]

◆ SYSCTL_NODE() [3/4]

◆ SYSCTL_NODE() [4/4]

◆ SYSCTL_PROC() [1/3]

◆ SYSCTL_PROC() [2/3]

◆ SYSCTL_PROC() [3/3]

◆ SYSCTL_UINT()

◆ SYSCTL_ULONG() [1/6]

◆ SYSCTL_ULONG() [2/6]

◆ SYSCTL_ULONG() [3/6]

◆ SYSCTL_ULONG() [4/6]

◆ SYSCTL_ULONG() [5/6]

◆ SYSCTL_ULONG() [6/6]

◆ SYSINIT()

◆ uipc_abort()

◆ uipc_accept()

◆ uipc_attach()

◆ uipc_bind()

◆ uipc_bindat()

◆ uipc_close()

◆ uipc_connect()

◆ uipc_connect2()

◆ uipc_connectat()

◆ uipc_ctloutput()

◆ uipc_detach()

◆ uipc_disconnect()

◆ uipc_listen()

◆ uipc_peeraddr()

◆ uipc_rcvd()

◆ uipc_ready()

◆ uipc_ready_scan()

◆ uipc_send()

◆ uipc_sense()

◆ uipc_shutdown()

◆ uipc_sockaddr()

◆ unp_addsockcred()

◆ unp_connect()

◆ unp_connect2()

◆ unp_connectat()