diff options
Diffstat (limited to 'freebsd/sys/sys/unpcb.h')
| -rw-r--r-- | freebsd/sys/sys/unpcb.h | 54 |
1 files changed, 37 insertions, 17 deletions
diff --git a/freebsd/sys/sys/unpcb.h b/freebsd/sys/sys/unpcb.h index 76bc63a9..1ab3457d 100644 --- a/freebsd/sys/sys/unpcb.h +++ b/freebsd/sys/sys/unpcb.h @@ -1,4 +1,6 @@ /*- + * SPDX-License-Identifier: BSD-3-Clause + * * Copyright (c) 1982, 1986, 1989, 1993 * The Regents of the University of California. All rights reserved. * @@ -33,6 +35,9 @@ #ifndef _SYS_UNPCB_H_ #define _SYS_UNPCB_H_ +typedef uint64_t unp_gen_t; + +#if defined(_KERNEL) || defined(_WANT_UNPCB) #include <sys/queue.h> #include <sys/ucred.h> @@ -61,7 +66,6 @@ * so that changes in the sockbuf may be computed to modify * back pressure on the sender accordingly. */ -typedef u_quad_t unp_gen_t; LIST_HEAD(unp_head, unpcb); struct unpcb { @@ -78,8 +82,6 @@ struct unpcb { struct unp_head unp_refs; /* referencing socket linked list */ LIST_ENTRY(unpcb) unp_reflink; /* link in unp_refs list */ struct sockaddr_un *unp_addr; /* bound address of socket */ - int reserved1; - int reserved2; unp_gen_t unp_gencnt; /* generation count of this instance */ short unp_flags; /* flags */ short unp_gcflag; /* Garbage collector flags. */ @@ -120,32 +122,50 @@ struct unpcb { #define sotounpcb(so) ((struct unpcb *)((so)->so_pcb)) -/* Hack alert -- this structure depends on <sys/socketvar.h>. */ +#endif /* _KERNEL || _WANT_UNPCB */ + +/* + * UNPCB structure exported to user-land via sysctl(3). + * + * Fields prefixed with "xu_" are unique to the export structure, and fields + * with "unp_" or other prefixes match corresponding fields of 'struct unpcb'. + * + * 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 + * + * Evil hack: declare only if sys/socketvar.h have been included. + */ #ifdef _SYS_SOCKETVAR_H_ struct xunpcb { - size_t xu_len; /* length of this structure */ - struct unpcb *xu_unpp; /* to help netstat, fstat */ - struct unpcb xu_unp; /* our information */ + size_t xu_len; /* length of this structure */ + void *xu_unpp; /* to help netstat, fstat */ + void *unp_vnode; /* (s) */ + void *unp_conn; /* (s) */ + void *xu_firstref; /* (s) */ + void *xu_nextref; /* (s) */ + unp_gen_t unp_gencnt; /* (s) */ + int64_t xu_spare64[8]; + int32_t xu_spare32[8]; union { - struct sockaddr_un xuu_addr; /* our bound address */ + struct sockaddr_un xu_addr; /* our bound address */ char xu_dummy1[256]; - } xu_au; -#define xu_addr xu_au.xuu_addr + }; union { - struct sockaddr_un xuu_caddr; /* their bound address */ + struct sockaddr_un xu_caddr; /* their bound address */ char xu_dummy2[256]; - } xu_cau; -#define xu_caddr xu_cau.xuu_caddr - struct xsocket xu_socket; - u_quad_t xu_alignment_hack; -}; + }; + struct xsocket xu_socket; +} __aligned(8); struct xunpgen { size_t xug_len; u_int xug_count; unp_gen_t xug_gen; so_gen_t xug_sogen; -}; +} __aligned(8);; #endif /* _SYS_SOCKETVAR_H_ */ #endif /* _SYS_UNPCB_H_ */ |