/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_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 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.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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.
+ * 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_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
* SUCH DAMAGE.
*
* @(#)socket.h 8.4 (Berkeley) 2/21/94
+ * $FreeBSD: src/sys/sys/socket.h,v 1.39.2.7 2001/07/03 11:02:01 ume Exp $
+ */
+/*
+ * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
+ * support for mandatory and extensible security protections. This notice
+ * is included in support of clause 2.2 (b) of the Apple Public License,
+ * Version 2.0.
*/
#ifndef _SYS_SOCKET_H_
#define _SYS_SOCKET_H_
+#include <sys/types.h>
+#include <sys/cdefs.h>
+#include <machine/_param.h>
/*
* Definitions related to sockets: types, address families, options.
*/
+/*
+ * Data types.
+ */
+#ifndef _GID_T
+typedef __darwin_gid_t gid_t;
+#define _GID_T
+#endif
+
+#ifndef _OFF_T
+typedef __darwin_off_t off_t;
+#define _OFF_T
+#endif
+
+#ifndef _PID_T
+typedef __darwin_pid_t pid_t;
+#define _PID_T
+#endif
+
+#ifndef _SA_FAMILY_T
+#define _SA_FAMILY_T
+typedef __uint8_t sa_family_t;
+#endif
+
+#ifndef _SOCKLEN_T
+#define _SOCKLEN_T
+typedef __darwin_socklen_t socklen_t;
+#endif
+
+/* XXX Not explicitly defined by POSIX, but function return types are */
+#ifndef _SIZE_T
+#define _SIZE_T
+typedef __darwin_size_t size_t;
+#endif
+
+/* XXX Not explicitly defined by POSIX, but function return types are */
+#ifndef _SSIZE_T
+#define _SSIZE_T
+typedef __darwin_ssize_t ssize_t;
+#endif
+
+/*
+ * [XSI] The iovec structure shall be defined as described in <sys/uio.h>.
+ */
+#ifndef _STRUCT_IOVEC
+#define _STRUCT_IOVEC
+struct iovec {
+ void * iov_base; /* [XSI] Base address of I/O memory region */
+ size_t iov_len; /* [XSI] Size of region iov_base points to */
+};
+#endif
+
/*
* Types
*/
#define SOCK_STREAM 1 /* stream socket */
#define SOCK_DGRAM 2 /* datagram socket */
#define SOCK_RAW 3 /* raw-protocol interface */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define SOCK_RDM 4 /* reliably-delivered message */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#define SOCK_SEQPACKET 5 /* sequenced packet stream */
/*
#define SO_KEEPALIVE 0x0008 /* keep connections alive */
#define SO_DONTROUTE 0x0010 /* just use interface addresses */
#define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
-#define SO_LINGER 0x0080 /* linger on close if data present */
+#define SO_LINGER 0x0080 /* linger on close if data present (in ticks) */
+#else
+#define SO_LINGER 0x1080 /* linger on close if data present (in seconds) */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#define SO_OOBINLINE 0x0100 /* leave received OOB data in line */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define SO_REUSEPORT 0x0200 /* allow local address & port reuse */
#define SO_TIMESTAMP 0x0400 /* timestamp received dgram traffic */
-
+#ifndef __APPLE__
+#define SO_ACCEPTFILTER 0x1000 /* there is an accept filter */
+#else
#define SO_DONTTRUNC 0x2000 /* APPLE: Retain unread data */
/* (ATOMIC proto) */
-#define SO_WANTMORE 0x4000 /* APPLE: Give hint when more data ready */
-#define SO_WANTOOBFLAG 0x8000 /* APPLE: Want OOB in MSG_FLAG on receive */
+#define SO_WANTMORE 0x4000 /* APPLE: Give hint when more data ready */
+#define SO_WANTOOBFLAG 0x8000 /* APPLE: Want OOB in MSG_FLAG on receive */
+#endif
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
* Additional options, not kept in so_options.
#define SO_RCVTIMEO 0x1006 /* receive timeout */
#define SO_ERROR 0x1007 /* get error status and clear */
#define SO_TYPE 0x1008 /* get socket type */
-#define SO_PRIVSTATE 0x1009 /* get/deny privileged state */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+/*efine SO_PRIVSTATE 0x1009 get/deny privileged state */
+#ifdef __APPLE__
#define SO_NREAD 0x1020 /* APPLE: get 1st-packet byte count */
#define SO_NKE 0x1021 /* APPLE: Install socket-level NKE */
+#define SO_NOSIGPIPE 0x1022 /* APPLE: No SIGPIPE on EPIPE */
+#define SO_NOADDRERR 0x1023 /* APPLE: Returns EADDRNOTAVAIL when src is not available anymore */
+#define SO_NWRITE 0x1024 /* APPLE: Get number of bytes currently in send socket buffer */
+#define SO_REUSESHAREUID 0x1025 /* APPLE: Allow reuse of port/socket by different userids */
+#ifdef __APPLE_API_PRIVATE
+#define SO_NOTIFYCONFLICT 0x1026 /* APPLE: send notification if there is a bind on a port which is already in use */
+#define SO_UPCALLCLOSEWAIT 0x1027 /* APPLE: block on close until an upcall returns */
+#endif
+#define SO_LINGER_SEC 0x1080 /* linger on close if data present (in seconds) */
+#define SO_RESTRICTIONS 0x1081 /* APPLE: deny inbound/outbound/both/flag set */
+#define SO_RESTRICT_DENYIN 0x00000001 /* flag for SO_RESTRICTIONS - deny inbound */
+#define SO_RESTRICT_DENYOUT 0x00000002 /* flag for SO_RESTRICTIONS - deny outbound */
+#define SO_RESTRICT_DENYSET 0x80000000 /* flag for SO_RESTRICTIONS - deny has been set */
+#define SO_RANDOMPORT 0x1082 /* APPLE: request local port randomization */
+#define SO_NP_EXTENSIONS 0x1083 /* To turn off some POSIX behavior */
+#endif
+#ifdef PRIVATE
+#define SO_EXECPATH 0x1085 /* Application Firewall Socket option */
+#endif
+#define SO_LABEL 0x1010 /* socket's MAC label */
+#define SO_PEERLABEL 0x1011 /* socket's peer MAC label */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
* Structure used for manipulating linger option.
int l_linger; /* linger time */
};
+#ifndef __APPLE__
+struct accept_filter_arg {
+ char af_name[16];
+ char af_arg[256-16];
+};
+#endif
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#ifdef __APPLE__
+
+/*
+ * Structure to control non-portable Sockets extension to POSIX
+ */
+struct so_np_extensions {
+ u_int32_t npx_flags;
+ u_int32_t npx_mask;
+};
+
+#define SONPX_SETOPTSHUT 0x000000001 /* flag for allowing setsockopt after shutdown */
+
+
+#ifdef KERNEL_PRIVATE
+#define SONPX_MASK_VALID (SONPX_SETOPTSHUT)
+#endif
+
+#endif
+#endif
+
/*
* Level number for (get/set)sockopt() to apply to socket itself.
*/
#define SOL_SOCKET 0xffff /* options for socket level */
+
/*
* Address families.
*/
#define AF_UNSPEC 0 /* unspecified */
-#define AF_LOCAL 1 /* local to host (pipes, portals) */
-#define AF_UNIX AF_LOCAL /* backward compatibility */
+#define AF_UNIX 1 /* local to host (pipes) */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define AF_LOCAL AF_UNIX /* backward compatibility */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#define AF_INET 2 /* internetwork: UDP, TCP, etc. */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define AF_IMPLINK 3 /* arpanet imp addresses */
#define AF_PUP 4 /* pup protocols: e.g. BSP */
#define AF_CHAOS 5 /* mit CHAOS protocols */
#define AF_NS 6 /* XEROX NS protocols */
#define AF_ISO 7 /* ISO protocols */
#define AF_OSI AF_ISO
-#define AF_ECMA 8 /* european computer manufacturers */
+#define AF_ECMA 8 /* European computer manufacturers */
#define AF_DATAKIT 9 /* datakit protocols */
#define AF_CCITT 10 /* CCITT protocols, X.25 etc */
#define AF_SNA 11 /* IBM SNA */
#define AF_IPX 23 /* Novell Internet Protocol */
#define AF_SIP 24 /* Simple Internet Protocol */
#define pseudo_AF_PIP 25 /* Help Identify PIP packets */
- /* Sigh - The following 2 should */
- /* be maintained for MacOSX */
- /* binary compatibility */
-#define pseudo_AF_BLUE 26 /* Identify packets for Blue Box */
+#ifdef __APPLE__
+/*define pseudo_AF_BLUE 26 Identify packets for Blue Box - Not used */
#define AF_NDRV 27 /* Network Driver 'raw' access */
+#endif
#define AF_ISDN 28 /* Integrated Services Digital Network*/
#define AF_E164 AF_ISDN /* CCITT E.164 recommendation */
#define pseudo_AF_KEY 29 /* Internal key-management function */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#define AF_INET6 30 /* IPv6 */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define AF_NATM 31 /* native ATM access */
-#define AF_SYSTEM 32 /* Kernel event messages */
+#ifdef __APPLE__
+#define AF_SYSTEM 32 /* Kernel event messages */
#define AF_NETBIOS 33 /* NetBIOS */
+#define AF_PPP 34 /* PPP communication protocol */
+#else
+#define AF_ATM 30 /* ATM */
+#endif
+#define pseudo_AF_HDRCMPLT 35 /* Used by BPF to not rewrite headers
+ * in interface output routine
+ */
+#ifdef PRIVATE
+#define AF_AFP 36 /* Used by AFP */
+#else
+#define AF_RESERVED_36 36 /* Reserved for internal usage */
+#endif
-#define AF_MAX 34
+#ifndef __APPLE__
+#define AF_NETGRAPH 32 /* Netgraph sockets */
+#endif
+#define AF_IEEE80211 37 /* IEEE 802.11 protocol */
+#define AF_MAX 38
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
- * Structure used by kernel to store most
- * addresses.
+ * [XSI] Structure used by kernel to store most addresses.
*/
struct sockaddr {
- u_char sa_len; /* total length */
- u_char sa_family; /* address family */
- char sa_data[14]; /* actually longer; address value */
+ __uint8_t sa_len; /* total length */
+ sa_family_t sa_family; /* [XSI] address family */
+ char sa_data[14]; /* [XSI] addr value (actually larger) */
};
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define SOCK_MAXADDRLEN 255 /* longest possible addresses */
/*
* information in raw sockets.
*/
struct sockproto {
- u_short sp_family; /* address family */
- u_short sp_protocol; /* protocol */
+ __uint16_t sp_family; /* address family */
+ __uint16_t sp_protocol; /* protocol */
};
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE)*/
-#if 1
/*
- * bsd-api-new-02a: protocol-independent placeholder for socket addresses
+ * RFC 2553: protocol-independent placeholder for socket addresses
*/
-#define _SS_MAXSIZE 128
-#define _SS_ALIGNSIZE (sizeof(int64_t))
-#define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) * 2)
-#define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) * 2 - \
+#define _SS_MAXSIZE 128
+#define _SS_ALIGNSIZE (sizeof(__int64_t))
+#define _SS_PAD1SIZE \
+ (_SS_ALIGNSIZE - sizeof(__uint8_t) - sizeof(sa_family_t))
+#define _SS_PAD2SIZE \
+ (_SS_MAXSIZE - sizeof(__uint8_t) - sizeof(sa_family_t) - \
_SS_PAD1SIZE - _SS_ALIGNSIZE)
+/*
+ * [XSI] sockaddr_storage
+ */
struct sockaddr_storage {
- u_char ss_len; /* address length */
- u_char ss_family; /* address family */
- char _ss_pad1[_SS_PAD1SIZE];
- int64_t _ss_align; /* force desired structure storage alignment */
- char _ss_pad2[_SS_PAD2SIZE];
+ __uint8_t ss_len; /* address length */
+ sa_family_t ss_family; /* [XSI] address family */
+ char __ss_pad1[_SS_PAD1SIZE];
+ __int64_t __ss_align; /* force structure storage alignment */
+ char __ss_pad2[_SS_PAD2SIZE];
};
-#endif
/*
* Protocol families, same as address families for now.
#define PF_LOCAL AF_LOCAL
#define PF_UNIX PF_LOCAL /* backward compatibility */
#define PF_INET AF_INET
-#define PF_INET6 AF_INET6
#define PF_IMPLINK AF_IMPLINK
#define PF_PUP AF_PUP
#define PF_CHAOS AF_CHAOS
#define PF_IPX AF_IPX /* same format as AF_NS */
#define PF_RTIP pseudo_AF_RTIP /* same format as AF_INET */
#define PF_PIP pseudo_AF_PIP
-
+#ifdef __APPLE__
#define PF_NDRV AF_NDRV
+#endif
#define PF_ISDN AF_ISDN
#define PF_KEY pseudo_AF_KEY
#define PF_INET6 AF_INET6
#define PF_NATM AF_NATM
-#define PF_ATM AF_ATM
+#ifdef __APPLE__
#define PF_SYSTEM AF_SYSTEM
#define PF_NETBIOS AF_NETBIOS
+#define PF_PPP AF_PPP
+#ifdef PRIVATE
+#define PF_AFP AF_AFP
+#else
+#define PF_RESERVED_36 AF_RESERVED_36
+#endif
+
+#else
+#define PF_ATM AF_ATM
+#define PF_NETGRAPH AF_NETGRAPH
+#endif
#define PF_MAX AF_MAX
+/*
+ * These do not have socket-layer support:
+ */
+#define PF_VLAN ((uint32_t)0x766c616e) /* 'vlan' */
+#define PF_BOND ((uint32_t)0x626f6e64) /* 'bond' */
+
/*
* Definitions for network related sysctl, CTL_NET.
*
*
* Further levels are defined by the individual families below.
*/
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define NET_MAXID AF_MAX
+#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
+#ifdef KERNEL_PRIVATE
#define CTL_NET_NAMES { \
{ 0, 0 }, \
{ "local", CTLTYPE_NODE }, \
{ "ipx", CTLTYPE_NODE }, \
{ "sip", CTLTYPE_NODE }, \
{ "pip", CTLTYPE_NODE }, \
+ { 0, 0 }, \
+ { "ndrv", CTLTYPE_NODE }, \
{ "isdn", CTLTYPE_NODE }, \
{ "key", CTLTYPE_NODE }, \
{ "inet6", CTLTYPE_NODE }, \
{ "natm", CTLTYPE_NODE }, \
+ { "sys", CTLTYPE_NODE }, \
+ { "netbios", CTLTYPE_NODE }, \
+ { "ppp", CTLTYPE_NODE }, \
+ { "hdrcomplete", CTLTYPE_NODE }, \
}
+#endif /* KERNEL_PRIVATE */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
/*
* PF_ROUTE - Routing table
*
* Fifth: type of info, defined below
* Sixth: flag(s) to mask with for NET_RT_FLAGS
*/
-#define NET_RT_DUMP 1 /* dump; may limit to a.f. */
-#define NET_RT_FLAGS 2 /* by flags, e.g. RESOLVING */
-#define NET_RT_IFLIST 3 /* survey interface list */
-#define NET_RT_MAXID 4
-
+#define NET_RT_DUMP 1 /* dump; may limit to a.f. */
+#define NET_RT_FLAGS 2 /* by flags, e.g. RESOLVING */
+#define NET_RT_IFLIST 3 /* survey interface list */
+#define NET_RT_STAT 4 /* routing statistics */
+#define NET_RT_TRASH 5 /* routes not in table but not freed */
+#define NET_RT_IFLIST2 6 /* interface list with addresses */
+#define NET_RT_DUMP2 7 /* dump; may limit to a.f. */
+#define NET_RT_MAXID 8
+#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
+
+#ifdef KERNEL_PRIVATE
#define CTL_NET_RT_NAMES { \
{ 0, 0 }, \
{ "dump", CTLTYPE_STRUCT }, \
{ "flags", CTLTYPE_STRUCT }, \
{ "iflist", CTLTYPE_STRUCT }, \
+ { "stat", CTLTYPE_STRUCT }, \
+ { "trash", CTLTYPE_INT }, \
+ { "iflist2", CTLTYPE_STRUCT }, \
+ { "dump2", CTLTYPE_STRUCT }, \
}
+#endif /* KERNEL_PRIVATE */
+
/*
* Maximum queue length specifiable by listen.
*/
#define SOMAXCONN 128
/*
- * Message header for recvmsg and sendmsg calls.
+ * [XSI] Message header for recvmsg and sendmsg calls.
* Used value-result for recvmsg, value only for sendmsg.
*/
struct msghdr {
- caddr_t msg_name; /* optional address */
- u_int msg_namelen; /* size of address */
- struct iovec *msg_iov; /* scatter/gather array */
- u_int msg_iovlen; /* # elements in msg_iov */
- caddr_t msg_control; /* ancillary data, see below */
- u_int msg_controllen; /* ancillary data buffer len */
- int msg_flags; /* flags on received message */
+ void *msg_name; /* [XSI] optional address */
+ socklen_t msg_namelen; /* [XSI] size of address */
+ struct iovec *msg_iov; /* [XSI] scatter/gather array */
+ int msg_iovlen; /* [XSI] # elements in msg_iov */
+ void *msg_control; /* [XSI] ancillary data, see below */
+ socklen_t msg_controllen; /* [XSI] ancillary data buffer len */
+ int msg_flags; /* [XSI] flags on received message */
};
+#ifdef KERNEL
+/*
+ * In-kernel representation of "struct msghdr" from
+ * userspace. Has enough precision for 32-bit or
+ * 64-bit clients, but does not need to be packed.
+ */
+
+struct user_msghdr {
+ user_addr_t msg_name; /* optional address */
+ socklen_t msg_namelen; /* size of address */
+ user_addr_t msg_iov; /* scatter/gather array */
+ int msg_iovlen; /* # elements in msg_iov */
+ user_addr_t msg_control; /* ancillary data, see below */
+ socklen_t msg_controllen; /* ancillary data buffer len */
+ int msg_flags; /* flags on received message */
+};
+
+/*
+ * LP64 user version of struct msghdr.
+ * WARNING - keep in sync with struct msghdr
+ */
+
+struct user64_msghdr {
+ user64_addr_t msg_name; /* optional address */
+ socklen_t msg_namelen; /* size of address */
+ user64_addr_t msg_iov; /* scatter/gather array */
+ int msg_iovlen; /* # elements in msg_iov */
+ user64_addr_t msg_control; /* ancillary data, see below */
+ socklen_t msg_controllen; /* ancillary data buffer len */
+ int msg_flags; /* flags on received message */
+};
+
+/*
+ * ILP32 user version of struct msghdr.
+ * WARNING - keep in sync with struct msghdr
+ */
+
+struct user32_msghdr {
+ user32_addr_t msg_name; /* optional address */
+ socklen_t msg_namelen; /* size of address */
+ user32_addr_t msg_iov; /* scatter/gather array */
+ int msg_iovlen; /* # elements in msg_iov */
+ user32_addr_t msg_control; /* ancillary data, see below */
+ socklen_t msg_controllen; /* ancillary data buffer len */
+ int msg_flags; /* flags on received message */
+};
+
+#endif // KERNEL
+
#define MSG_OOB 0x1 /* process out-of-band data */
#define MSG_PEEK 0x2 /* peek at incoming message */
#define MSG_DONTROUTE 0x4 /* send without using routing tables */
#define MSG_TRUNC 0x10 /* data discarded before delivery */
#define MSG_CTRUNC 0x20 /* control data lost before delivery */
#define MSG_WAITALL 0x40 /* wait for full request or error */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define MSG_DONTWAIT 0x80 /* this message should be nonblocking */
#define MSG_EOF 0x100 /* data completes connection */
+#ifdef __APPLE__
+#define MSG_WAITSTREAM 0x200 /* wait up to full request.. may return partial */
#define MSG_FLUSH 0x400 /* Start of 'hold' seq; dump so_temp */
#define MSG_HOLD 0x800 /* Hold frag in so_temp */
#define MSG_SEND 0x1000 /* Send the packet in so_temp */
#define MSG_HAVEMORE 0x2000 /* Data ready to be read */
#define MSG_RCVMORE 0x4000 /* Data remains in current pkt */
-#define MSG_COMPAT 0x8000 /* used in sendit() */
+#endif
+#ifdef KERNEL_PRIVATE
+#define MSG_COMPAT 0x8000 /* deprecated */
+#endif /* KERNEL_PRIVATE */
+#define MSG_NEEDSA 0x10000 /* Fail receive if socket address cannot be allocated */
+#ifdef KERNEL_PRIVATE
+#define MSG_NBIO 0x20000 /* FIONBIO mode, used by fifofs */
+#endif
+#ifdef KERNEL
+#define MSG_USEUPCALL 0x80000000 /* Inherit upcall in sock_accept */
+#endif
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
* Header for ancillary data objects in msg_control buffer.
* of message elements headed by cmsghdr structures.
*/
struct cmsghdr {
- u_int cmsg_len; /* data byte count, including hdr */
- int cmsg_level; /* originating protocol */
- int cmsg_type; /* protocol-specific type */
-/* followed by u_char cmsg_data[]; */
+ socklen_t cmsg_len; /* [XSI] data byte count, including hdr */
+ int cmsg_level; /* [XSI] originating protocol */
+ int cmsg_type; /* [XSI] protocol-specific type */
+/* followed by unsigned char cmsg_data[]; */
};
-/* given pointer to struct cmsghdr, return pointer to data */
-#define CMSG_DATA(cmsg) ((u_char *)((cmsg) + 1))
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#ifndef __APPLE__
+/*
+ * While we may have more groups than this, the cmsgcred struct must
+ * be able to fit in an mbuf, and NGROUPS_MAX is too large to allow
+ * this.
+*/
+#define CMGROUP_MAX 16
-/* Alignment requirement for CMSG struct manipulation.
- * This is different from ALIGN() defined in ARCH/include/param.h.
- * XXX think again carefully about architecture dependencies.
+/*
+ * Credentials structure, used to verify the identity of a peer
+ * process that has sent us a message. This is allocated by the
+ * peer process but filled in by the kernel. This prevents the
+ * peer from lying about its identity. (Note that cmcred_groups[0]
+ * is the effective GID.)
*/
-#define CMSG_ALIGN(n) (((n) + 3) & ~3)
+struct cmsgcred {
+ pid_t cmcred_pid; /* PID of sending process */
+ uid_t cmcred_uid; /* real UID of sending process */
+ uid_t cmcred_euid; /* effective UID of sending process */
+ gid_t cmcred_gid; /* real GID of sending process */
+ short cmcred_ngroups; /* number or groups */
+ gid_t cmcred_groups[CMGROUP_MAX]; /* groups */
+};
+#endif
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+/* given pointer to struct cmsghdr, return pointer to data */
+#define CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \
+ __DARWIN_ALIGN32(sizeof(struct cmsghdr)))
-/* given pointer to struct cmsghdr, return pointer to next cmsghdr */
-#define CMSG_NXTHDR(mhdr, cmsg) \
- (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \
- (mhdr)->msg_control + (mhdr)->msg_controllen) ? \
- (struct cmsghdr *)NULL : \
- (struct cmsghdr *)((caddr_t)(cmsg) + CMSG_ALIGN((cmsg)->cmsg_len)))
+/*
+ * RFC 2292 requires to check msg_controllen, in case that the kernel returns
+ * an empty list for some reasons.
+ */
+#define CMSG_FIRSTHDR(mhdr) \
+ ((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \
+ (struct cmsghdr *)(mhdr)->msg_control : \
+ (struct cmsghdr *)0L)
-#define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control)
-#define CMSG_SPACE(l) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(l))
-#define CMSG_LEN(l) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (l))
+/*
+ * Given pointer to struct cmsghdr, return pointer to next cmsghdr
+ * RFC 2292 says that CMSG_NXTHDR(mhdr, NULL) is equivalent to CMSG_FIRSTHDR(mhdr)
+ */
+#define CMSG_NXTHDR(mhdr, cmsg) \
+ ((char *)(cmsg) == (char *)0L ? CMSG_FIRSTHDR(mhdr) : \
+ ((((unsigned char *)(cmsg) + \
+ __DARWIN_ALIGN32((__uint32_t)(cmsg)->cmsg_len) + \
+ __DARWIN_ALIGN32(sizeof(struct cmsghdr))) > \
+ ((unsigned char *)(mhdr)->msg_control + \
+ (mhdr)->msg_controllen)) ? \
+ (struct cmsghdr *)0L /* NULL */ : \
+ (struct cmsghdr *)((unsigned char *)(cmsg) + \
+ __DARWIN_ALIGN32((__uint32_t)(cmsg)->cmsg_len))))
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+/* RFC 2292 additions */
+#define CMSG_SPACE(l) (__DARWIN_ALIGN32(sizeof(struct cmsghdr)) + __DARWIN_ALIGN32(l))
+#define CMSG_LEN(l) (__DARWIN_ALIGN32(sizeof(struct cmsghdr)) + (l))
+
+#ifdef KERNEL
+#define CMSG_ALIGN(n) __DARWIN_ALIGN32(n)
+#endif
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/* "Socket"-level control message types: */
#define SCM_RIGHTS 0x01 /* access rights (array of int) */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */
#define SCM_CREDS 0x03 /* process creds (struct cmsgcred) */
+#ifdef KERNEL_PRIVATE
/*
- * 4.3 compat sockaddr, move to compat file later
+ * 4.3 compat sockaddr (deprecated)
*/
struct osockaddr {
- u_short sa_family; /* address family */
+ __uint16_t sa_family; /* address family */
char sa_data[14]; /* up to 14 bytes of direct address */
};
/*
- * 4.3-compat message header (move to compat file later).
+ * 4.3-compat message header (deprecated)
*/
struct omsghdr {
- caddr_t msg_name; /* optional address */
- int msg_namelen; /* size of address */
- struct iovec *msg_iov; /* scatter/gather array */
- int msg_iovlen; /* # elements in msg_iov */
- caddr_t msg_accrights; /* access rights sent/received */
- int msg_accrightslen;
+ void *msg_name; /* optional address */
+ socklen_t msg_namelen; /* size of address */
+ struct iovec *msg_iov; /* scatter/gather array */
+ int msg_iovlen; /* # elements in msg_iov */
+ void *msg_accrights; /* access rights sent/rcvd */
+ int msg_accrightslen;
};
+#endif /* KERNEL_PRIVATE */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
* howto arguments for shutdown(2), specified by Posix.1g.
#define SHUT_WR 1 /* shut down the writing side */
#define SHUT_RDWR 2 /* shut down both sides */
-#if SENDFILE
+#if !defined(_POSIX_C_SOURCE)
/*
* sendfile(2) header/trailer struct
*/
struct iovec *trailers; /* pointer to an array of trailer struct iovec's */
int trl_cnt; /* number of trailer iovec's */
};
-#endif
-#ifndef KERNEL
+#ifdef KERNEL
-#include <sys/cdefs.h>
+/* In-kernel representation */
+struct user_sf_hdtr {
+ user_addr_t headers; /* pointer to an array of header struct iovec's */
+ int hdr_cnt; /* number of header iovec's */
+ user_addr_t trailers; /* pointer to an array of trailer struct iovec's */
+ int trl_cnt; /* number of trailer iovec's */
+};
+/* LP64 user version of struct sf_hdtr */
+struct user64_sf_hdtr {
+ user64_addr_t headers; /* pointer to an array of header struct iovec's */
+ int hdr_cnt; /* number of header iovec's */
+ user64_addr_t trailers; /* pointer to an array of trailer struct iovec's */
+ int trl_cnt; /* number of trailer iovec's */
+};
+
+/* ILP32 user version of struct sf_hdtr */
+struct user32_sf_hdtr {
+ user32_addr_t headers; /* pointer to an array of header struct iovec's */
+ int hdr_cnt; /* number of header iovec's */
+ user32_addr_t trailers; /* pointer to an array of trailer struct iovec's */
+ int trl_cnt; /* number of trailer iovec's */
+};
+
+#endif /* KERNEL */
+
+#endif /* !_POSIX_C_SOURCE */
+
+#ifndef KERNEL
__BEGIN_DECLS
-int accept __P((int, struct sockaddr *, int *));
-int bind __P((int, const struct sockaddr *, int));
-int connect __P((int, const struct sockaddr *, int));
-int getpeername __P((int, struct sockaddr *, int *));
-int getsockname __P((int, struct sockaddr *, int *));
-int getsockopt __P((int, int, int, void *, int *));
-int listen __P((int, int));
-ssize_t recv __P((int, void *, size_t, int));
-ssize_t recvfrom __P((int, void *, size_t, int, struct sockaddr *, int *));
-ssize_t recvmsg __P((int, struct msghdr *, int));
-ssize_t send __P((int, const void *, size_t, int));
-ssize_t sendto __P((int, const void *,
- size_t, int, const struct sockaddr *, int));
-ssize_t sendmsg __P((int, const struct msghdr *, int));
-#if SENDFILE
-int sendfile __P((int, int, off_t, size_t, struct sf_hdtr *, off_t *, int));
-#endif
-int setsockopt __P((int, int, int, const void *, int));
-int shutdown __P((int, int));
-int socket __P((int, int, int));
-int socketpair __P((int, int, int, int *));
+int accept(int, struct sockaddr * __restrict, socklen_t * __restrict)
+ __DARWIN_ALIAS_C(accept);
+int bind(int, const struct sockaddr *, socklen_t) __DARWIN_ALIAS(bind);
+int connect(int, const struct sockaddr *, socklen_t) __DARWIN_ALIAS_C( connect);
+int getpeername(int, struct sockaddr * __restrict, socklen_t * __restrict)
+ __DARWIN_ALIAS(getpeername);
+int getsockname(int, struct sockaddr * __restrict, socklen_t * __restrict)
+ __DARWIN_ALIAS(getsockname);
+int getsockopt(int, int, int, void * __restrict, socklen_t * __restrict);
+int listen(int, int) __DARWIN_ALIAS(listen);
+ssize_t recv(int, void *, size_t, int) __DARWIN_ALIAS_C(recv);
+ssize_t recvfrom(int, void *, size_t, int, struct sockaddr * __restrict,
+ socklen_t * __restrict) __DARWIN_ALIAS_C(recvfrom);
+ssize_t recvmsg(int, struct msghdr *, int) __DARWIN_ALIAS_C(recvmsg);
+ssize_t send(int, const void *, size_t, int) __DARWIN_ALIAS_C(send);
+ssize_t sendmsg(int, const struct msghdr *, int) __DARWIN_ALIAS_C(sendmsg);
+ssize_t sendto(int, const void *, size_t,
+ int, const struct sockaddr *, socklen_t) __DARWIN_ALIAS_C(sendto);
+int setsockopt(int, int, int, const void *, socklen_t);
+int shutdown(int, int);
+int sockatmark(int);
+int socket(int, int, int);
+int socketpair(int, int, int, int *) __DARWIN_ALIAS(socketpair);
+
+#if !defined(_POSIX_C_SOURCE)
+int sendfile(int, int, off_t, off_t *, struct sf_hdtr *, int);
+#endif /* !_POSIX_C_SOURCE */
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+void pfctlinput(int, struct sockaddr *);
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
__END_DECLS
#endif /* !KERNEL */
+
+#ifdef KERNEL
+#include <sys/kpi_socket.h>
+#endif
+
#endif /* !_SYS_SOCKET_H_ */
projects / apple / xnu.git / blobdiff