X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/91447636331957f3d9b5ca5b508f07c526b0074d..refs/heads/master:/bsd/sys/unpcb.h diff --git a/bsd/sys/unpcb.h b/bsd/sys/unpcb.h index 2a5f8af33..5867dcb2d 100644 --- a/bsd/sys/unpcb.h +++ b/bsd/sys/unpcb.h @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2008-2020 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ - * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * Copyright (c) 1982, 1986, 1989, 1993 @@ -61,6 +67,10 @@ #include #include #include +#include +#if !KERNEL && PRIVATE +#include +#endif /* * Protocol control block for an active @@ -90,25 +100,46 @@ typedef u_quad_t unp_gen_t; +#if defined(__LP64__) +struct _unpcb_list_entry { + u_int32_t le_next; + u_int32_t le_prev; +}; +#define _UCPCB_LIST_HEAD(name, type) \ +struct name { \ + u_int32_t lh_first; \ +}; +#define _UNPCB_LIST_ENTRY(x) struct _unpcb_list_entry +#define _UNPCB_PTR(x) u_int32_t +#else +#define _UCPCB_LIST_HEAD(name, type) LIST_HEAD(name, type) +#define _UNPCB_LIST_ENTRY(x) LIST_ENTRY(x) +#define _UNPCB_PTR(x) x +#endif + #ifdef PRIVATE +#ifndef KERNEL +_UCPCB_LIST_HEAD(unp_head, unpcb); +#else LIST_HEAD(unp_head, unpcb); -#ifdef KERNEL #define sotounpcb(so) ((struct unpcb *)((so)->so_pcb)) -struct unpcb { - LIST_ENTRY(unpcb) unp_link; /* glue on list of all PCBs */ - struct socket *unp_socket; /* pointer back to socket */ - struct vnode *unp_vnode; /* if associated with file */ - ino_t unp_ino; /* fake inode number */ - struct unpcb *unp_conn; /* control block of connected socket */ - 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 unp_cc; /* copy of rcv.sb_cc */ - int unp_mbcnt; /* copy of rcv.sb_mbcnt */ - unp_gen_t unp_gencnt; /* generation count of this instance */ - int unp_flags; /* flags */ - struct xucred unp_peercred; /* peer credentials, if applicable */ +struct unpcb { + LIST_ENTRY(unpcb) unp_link; /* glue on list of all PCBs */ + struct socket *unp_socket; /* pointer back to socket */ + struct vnode *unp_vnode; /* if associated with file */ + ino_t unp_ino; /* fake inode number */ + struct unpcb *unp_conn; /* control block of connected socket */ + 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 unp_cc; /* copy of rcv.sb_cc */ + int unp_mbcnt; /* copy of rcv.sb_mbcnt */ + unp_gen_t unp_gencnt; /* generation count of this instance */ + int unp_flags; /* flags */ + struct xucred unp_peercred; /* peer credentials, if applicable */ + decl_lck_mtx_data(, unp_mtx); /* per unpcb lock */ + int rw_thrcount; /* disconnect should wait for this count to become zero */ }; #endif /* KERNEL */ @@ -125,55 +156,104 @@ struct unpcb { * (there may not even be a peer). This is set in unp_listen() when * it fills in unp_peercred for later consumption by unp_connect(). */ -#define UNP_HAVEPC 0x001 -#define UNP_HAVEPCCACHED 0x002 +#define UNP_HAVEPC 0x0001 +#define UNP_HAVEPCCACHED 0x0002 +#define UNP_DONTDISCONNECT 0x0004 +#define UNP_TRACE_MDNS 0x1000 #ifdef KERNEL struct unpcb_compat { #else /* KERNEL */ #define unpcb_compat unpcb -struct unpcb { +struct unpcb { #endif /* KERNEL */ - LIST_ENTRY(unpcb_compat) unp_link; /* glue on list of all PCBs */ - struct socket *unp_socket; /* pointer back to socket */ - struct vnode *unp_vnode; /* if associated with file */ - ino_t unp_ino; /* fake inode number */ - struct unpcb_compat *unp_conn; /* control block of connected socket */ - struct unp_head unp_refs; /* referencing socket linked list */ - LIST_ENTRY(unpcb_compat) unp_reflink; /* link in unp_refs list */ - struct sockaddr_un *unp_addr; /* bound address of socket */ - int unp_cc; /* copy of rcv.sb_cc */ - int unp_mbcnt; /* copy of rcv.sb_mbcnt */ - unp_gen_t unp_gencnt; /* generation count of this instance */ + _UNPCB_LIST_ENTRY(unpcb_compat) unp_link; /* glue on list of all PCBs */ + _UNPCB_PTR(struct socket *) unp_socket; /* pointer back to socket */ + _UNPCB_PTR(struct vnode *) unp_vnode; /* if associated with file */ + u_int32_t unp_ino; /* fake inode number */ + _UNPCB_PTR(struct unpcb_compat *) unp_conn; /* control block of connected socket */ +#if defined(KERNEL) + u_int32_t unp_refs; +#else + struct unp_head unp_refs; /* referencing socket linked list */ +#endif + _UNPCB_LIST_ENTRY(unpcb_compat) unp_reflink; /* link in unp_refs list */ + _UNPCB_PTR(struct sockaddr_un *) unp_addr; /* bound address of socket */ + int unp_cc; /* copy of rcv.sb_cc */ + int unp_mbcnt; /* copy of rcv.sb_mbcnt */ + unp_gen_t unp_gencnt; /* generation count of this instance */ }; /* Hack alert -- this structure depends on . */ #ifdef _SYS_SOCKETVAR_H_ + +#pragma pack(4) + struct xunpcb { - size_t xu_len; /* length of this structure */ - struct unpcb_compat *xu_unpp; /* to help netstat, fstat */ - struct unpcb_compat xu_unp; /* our information */ - union { - struct sockaddr_un xuu_addr; /* our bound address */ - char xu_dummy1[256]; - } xu_au; + u_int32_t xu_len; /* length of this structure */ + _UNPCB_PTR(struct unpcb_compat *) xu_unpp; /* to help netstat, fstat */ + struct unpcb_compat xu_unp; /* our information */ + union { + struct sockaddr_un xuu_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 */ - char xu_dummy2[256]; - } xu_cau; + union { + struct sockaddr_un xuu_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; + u_quad_t xu_alignment_hack; }; + +#if XNU_TARGET_OS_OSX || KERNEL || !(TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR) + +struct xunpcb64_list_entry { + u_int64_t le_next; + u_int64_t le_prev; +}; + +struct xunpcb64 { + u_int32_t xu_len; /* length of this structure */ + u_int64_t xu_unpp; /* to help netstat, fstat */ + struct xunpcb64_list_entry xunp_link; /* glue on list of all PCBs */ + u_int64_t xunp_socket; /* pointer back to socket */ + u_int64_t xunp_vnode; /* if associated with file */ + u_int64_t xunp_ino; /* fake inode number */ + u_int64_t xunp_conn; /* control block of connected socket */ + u_int64_t xunp_refs; /* referencing socket linked list */ + struct xunpcb64_list_entry xunp_reflink; /* link in unp_refs list */ + int xunp_cc; /* copy of rcv.sb_cc */ + int xunp_mbcnt; /* copy of rcv.sb_mbcnt */ + unp_gen_t xunp_gencnt; /* generation count of this instance */ + int xunp_flags; /* flags */ + union { + struct sockaddr_un xuu_addr; + char xu_dummy1[256]; + } xu_au; /* our bound address */ +#define xunp_addr xu_au.xuu_addr + union { + struct sockaddr_un xuu_caddr; + char xu_dummy2[256]; + } xu_cau; /* their bound address */ +#define xunp_caddr xu_cau.xuu_caddr + struct xsocket64 xu_socket; +}; + +#endif /* XNU_TARGET_OS_OSX || KERNEL || !(TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR) */ + +#pragma pack() + #endif /* _SYS_SOCKETVAR_H_ */ + #endif /* PRIVATE */ -struct xunpgen { - size_t xug_len; - u_int xug_count; - unp_gen_t xug_gen; - so_gen_t xug_sogen; +struct xunpgen { + u_int32_t xug_len; + u_int xug_count; + unp_gen_t xug_gen; + so_gen_t xug_sogen; }; #endif /* _SYS_UNPCB_H_ */