/*
- * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 Apple Computer, 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 */
#include <sys/select.h> /* for struct selinfo */
#include <net/kext_net.h>
#include <sys/ev.h>
+#include <sys/cdefs.h>
+
/*
* Hacks to get around compiler complaints
*/
struct mbuf;
-struct kextcb;
+struct socket_filter_entry;
struct protosw;
struct sockif;
struct sockutil;
+#ifdef KERNEL_PRIVATE
/* strings for sleep message: */
-#ifdef __APPLE_API_UNSTABLE
extern char netio[], netcon[], netcls[];
#define SOCKET_CACHE_ON
#define SO_CACHE_FLUSH_INTERVAL 1 /* Seconds */
* handle on protocol and pointer to protocol
* private data and error information.
*/
+#endif /* KERNEL_PRIVATE */
+
typedef u_quad_t so_gen_t;
+#ifdef KERNEL_PRIVATE
#ifndef __APPLE__
/* We don't support BSD style socket filters */
struct accept_filter;
#endif
struct selinfo sb_sel; /* process selecting read/write */
short sb_flags; /* flags, see below */
- short sb_timeo; /* timeout for read/write */
- void *reserved1; /* for future use if needed */
- void *reserved2;
+ struct timeval sb_timeo; /* timeout for read/write */
+ void *reserved1; /* for future use if needed */
+ void *reserved2;
} so_rcv, so_snd;
#define SB_MAX (256*1024) /* default for max chars in sockbuf */
#define SB_LOCK 0x01 /* lock on data queue */
caddr_t so_tpcb; /* Wisc. protocol control block - XXX unused? */
#endif
- void (*so_upcall) __P((struct socket *so, caddr_t arg, int waitf));
+ void (*so_upcall)(struct socket *so, caddr_t arg, int waitf);
caddr_t so_upcallarg; /* Arg for above */
uid_t so_uid; /* who opened the socket */
/* NB: generation count must not be first; easiest to make it last. */
struct mbuf *so_temp; /* Holding area for outbound frags */
/* Plug-in support - make the socket interface overridable */
struct mbuf *so_tail;
- struct kextcb *so_ext; /* NKE hook */
+ struct socket_filter_entry *so_filt; /* NKE hook */
u_long so_flags; /* Flags */
-#define SOF_NOSIGPIPE 0x00000001
-#define SOF_NOADDRAVAIL 0x00000002 /* returns EADDRNOTAVAIL if src address is gone */
- void *reserved2;
- void *reserved3;
- void *reserved4;
+#define SOF_NOSIGPIPE 0x00000001
+#define SOF_NOADDRAVAIL 0x00000002 /* returns EADDRNOTAVAIL if src address is gone */
+#define SOF_PCBCLEARING 0x00000004 /* pru_disconnect done, no need to call pru_detach */
+ int so_usecount; /* refcounting of socket use */;
+ int so_retaincnt;
+ u_int32_t so_filteruse; /* usecount for the socket filters */
+/* for debug pruposes */
+#define SO_LCKDBG_MAX 4 /* number of debug locking Link Registers recorded */
+ u_int32_t lock_lr[SO_LCKDBG_MAX]; /* socket locking calling history */
+ int next_lock_lr;
+ u_int32_t unlock_lr[SO_LCKDBG_MAX]; /* socket unlocking caller history */
+ int next_unlock_lr;
+
+
+ void *reserved3; /* Temporarily in use/debug: last socket lock LR */
+ void *reserved4; /* Temporarily in use/debug: last socket unlock LR */
+ thread_t so_send_filt_thread;
#endif
};
-#endif /* __APPLE_API_UNSTABLE */
+#endif /* KERNEL_PRIVATE */
/*
* Socket state bits.
#define SS_INCOMP 0x800 /* Unaccepted, incomplete connection */
#define SS_COMP 0x1000 /* unaccepted, complete connection */
#define SS_ISDISCONNECTED 0x2000 /* socket disconnected from peer */
+#define SS_DRAINING 0x4000 /* close waiting for blocked system calls to drain */
/*
* Externalized form of struct socket used by the sysctl(3) interface.
uid_t so_uid; /* XXX */
};
+#ifdef KERNEL_PRIVATE
/*
* Macros for sockets and socket buffering.
*/
-#ifdef __APPLE__
-#ifdef __APPLE_API_UNSTABLE
+
#define sbtoso(sb) (sb->sb_so)
/*
* These are macros on FreeBSD. On Darwin the
* implementation is in bsd/kern/uipc_socket2.c
*/
-int sb_notify __P((struct sockbuf *sb));
-long sbspace __P((struct sockbuf *sb));
-int sosendallatonce __P((struct socket *so));
-int soreadable __P((struct socket *so));
-int sowriteable __P((struct socket *so));
-void sballoc __P((struct sockbuf *sb, struct mbuf *m));
-void sbfree __P((struct sockbuf *sb, struct mbuf *m));
-int sblock __P((struct sockbuf *sb, int wf));
-void sbunlock __P((struct sockbuf *sb));
-void sorwakeup __P((struct socket * so));
-void sowwakeup __P((struct socket * so));
+
+__BEGIN_DECLS
+int sb_notify(struct sockbuf *sb);
+long sbspace(struct sockbuf *sb);
+int sosendallatonce(struct socket *so);
+int soreadable(struct socket *so);
+int sowriteable(struct socket *so);
+void sballoc(struct sockbuf *sb, struct mbuf *m);
+void sbfree(struct sockbuf *sb, struct mbuf *m);
+int sblock(struct sockbuf *sb, int wf);
+void sbunlock(struct sockbuf *sb, int locked);
+void sorwakeup(struct socket * so);
+void sowwakeup(struct socket * so);
+__END_DECLS
/*
* Socket extension mechanism: control block hooks:
};
#define EXT_NULL 0x0 /* STATE: Not in use */
#define sotokextcb(so) (so ? so->so_ext : 0)
-#endif /* __APPLE___ */
#ifdef KERNEL
+#define SO_FILT_HINT_LOCKED 0x1
+
/*
* Argument structure for sosetopt et seq. This is in the KERNEL
* section because it will never be visible to user code.
enum sopt_dir sopt_dir; /* is this a get or a set? */
int sopt_level; /* second arg of [gs]etsockopt */
int sopt_name; /* third arg of [gs]etsockopt */
- void *sopt_val; /* fourth arg of [gs]etsockopt */
+ user_addr_t sopt_val; /* fourth arg of [gs]etsockopt */
size_t sopt_valsize; /* (almost) fifth arg of [gs]etsockopt */
struct proc *sopt_p; /* calling process or null if kernel */
};
struct uio;
struct knote;
-/*
- * File operations on sockets.
- */
-int soo_read __P((struct file *fp, struct uio *uio, struct ucred *cred,
- int flags, struct proc *p));
-int soo_write __P((struct file *fp, struct uio *uio, struct ucred *cred,
- int flags, struct proc *p));
-int soo_close __P((struct file *fp, struct proc *p));
-int soo_ioctl __P((struct file *fp, u_long cmd, caddr_t data,
- struct proc *p));
-int soo_stat __P((struct socket *so, struct stat *ub));
-int soo_select __P((struct file *fp, int which, void * wql, struct proc *p));
-int soo_kqfilter __P((struct file *fp, struct knote *kn, struct proc *p));
-
-
/*
* From uipc_socket and friends
*/
-struct sockaddr *dup_sockaddr __P((struct sockaddr *sa, int canwait));
-int getsock __P((struct filedesc *fdp, int fd, struct file **fpp));
-int sockargs __P((struct mbuf **mp, caddr_t buf, int buflen, int type));
-int getsockaddr __P((struct sockaddr **namp, caddr_t uaddr, size_t len));
-void sbappend __P((struct sockbuf *sb, struct mbuf *m));
-int sbappendaddr __P((struct sockbuf *sb, struct sockaddr *asa,
- struct mbuf *m0, struct mbuf *control));
-int sbappendcontrol __P((struct sockbuf *sb, struct mbuf *m0,
- struct mbuf *control));
-void sbappendrecord __P((struct sockbuf *sb, struct mbuf *m0));
-void sbcheck __P((struct sockbuf *sb));
-void sbcompress __P((struct sockbuf *sb, struct mbuf *m, struct mbuf *n));
+__BEGIN_DECLS
+struct sockaddr *dup_sockaddr(struct sockaddr *sa, int canwait);
+int getsock(struct filedesc *fdp, int fd, struct file **fpp);
+int sockargs(struct mbuf **mp, user_addr_t data, int buflen, int type);
+int getsockaddr(struct sockaddr **namp, user_addr_t uaddr, size_t len);
+int sbappend(struct sockbuf *sb, struct mbuf *m);
+int sbappendaddr(struct sockbuf *sb, struct sockaddr *asa,
+ struct mbuf *m0, struct mbuf *control, int *error_out);
+int sbappendcontrol(struct sockbuf *sb, struct mbuf *m0,
+ struct mbuf *control, int *error_out);
+int sbappendrecord(struct sockbuf *sb, struct mbuf *m0);
+void sbcheck(struct sockbuf *sb);
struct mbuf *
- sbcreatecontrol __P((caddr_t p, int size, int type, int level));
-void sbdrop __P((struct sockbuf *sb, int len));
-void sbdroprecord __P((struct sockbuf *sb));
-void sbflush __P((struct sockbuf *sb));
-void sbinsertoob __P((struct sockbuf *sb, struct mbuf *m0));
-void sbrelease __P((struct sockbuf *sb));
-int sbreserve __P((struct sockbuf *sb, u_long cc));
-void sbtoxsockbuf __P((struct sockbuf *sb, struct xsockbuf *xsb));
-int sbwait __P((struct sockbuf *sb));
-int sb_lock __P((struct sockbuf *sb));
-int soabort __P((struct socket *so));
-int soaccept __P((struct socket *so, struct sockaddr **nam));
-struct socket *soalloc __P((int waitok, int dom, int type));
-int sobind __P((struct socket *so, struct sockaddr *nam));
-void socantrcvmore __P((struct socket *so));
-void socantsendmore __P((struct socket *so));
-int soclose __P((struct socket *so));
-int soconnect __P((struct socket *so, struct sockaddr *nam));
-int soconnect2 __P((struct socket *so1, struct socket *so2));
-int socreate __P((int dom, struct socket **aso, int type, int proto));
-void sodealloc __P((struct socket *so));
-int sodisconnect __P((struct socket *so));
-void sofree __P((struct socket *so));
-int sogetopt __P((struct socket *so, struct sockopt *sopt));
-void sohasoutofband __P((struct socket *so));
-void soisconnected __P((struct socket *so));
-void soisconnecting __P((struct socket *so));
-void soisdisconnected __P((struct socket *so));
-void soisdisconnecting __P((struct socket *so));
-int solisten __P((struct socket *so, int backlog));
+ sbcreatecontrol(caddr_t p, int size, int type, int level);
+void sbdrop(struct sockbuf *sb, int len);
+void sbdroprecord(struct sockbuf *sb);
+void sbflush(struct sockbuf *sb);
+int sbinsertoob(struct sockbuf *sb, struct mbuf *m0);
+void sbrelease(struct sockbuf *sb);
+int sbreserve(struct sockbuf *sb, u_long cc);
+void sbtoxsockbuf(struct sockbuf *sb, struct xsockbuf *xsb);
+int sbwait(struct sockbuf *sb);
+int sb_lock(struct sockbuf *sb);
+int soabort(struct socket *so);
+int soaccept(struct socket *so, struct sockaddr **nam);
+int soacceptlock (struct socket *so, struct sockaddr **nam, int dolock);
+struct socket *soalloc(int waitok, int dom, int type);
+int sobind(struct socket *so, struct sockaddr *nam);
+void socantrcvmore(struct socket *so);
+void socantsendmore(struct socket *so);
+int soclose(struct socket *so);
+int soconnect(struct socket *so, struct sockaddr *nam);
+int soconnectlock (struct socket *so, struct sockaddr *nam, int dolock);
+int soconnect2(struct socket *so1, struct socket *so2);
+int socreate(int dom, struct socket **aso, int type, int proto);
+void sodealloc(struct socket *so);
+int sodisconnect(struct socket *so);
+void sofree(struct socket *so);
+int sogetopt(struct socket *so, struct sockopt *sopt);
+void sohasoutofband(struct socket *so);
+void soisconnected(struct socket *so);
+void soisconnecting(struct socket *so);
+void soisdisconnected(struct socket *so);
+void soisdisconnecting(struct socket *so);
+int solisten(struct socket *so, int backlog);
struct socket *
- sodropablereq __P((struct socket *head));
+ sodropablereq(struct socket *head);
struct socket *
- sonewconn __P((struct socket *head, int connstatus));
-int sooptcopyin __P((struct sockopt *sopt, void *buf, size_t len,
- size_t minlen));
-int sooptcopyout __P((struct sockopt *sopt, void *buf, size_t len));
+ sonewconn(struct socket *head, int connstatus, const struct sockaddr* from);
+int sooptcopyin(struct sockopt *sopt, void *data, size_t len, size_t minlen);
+int sooptcopyout(struct sockopt *sopt, void *data, size_t len);
+int socket_lock(struct socket *so, int refcount);
+int socket_unlock(struct socket *so, int refcount);
/*
* XXX; prepare mbuf for (__FreeBSD__ < 3) routines.
* Used primarily in IPSec and IPv6 code.
*/
-int soopt_getm __P((struct sockopt *sopt, struct mbuf **mp));
-int soopt_mcopyin __P((struct sockopt *sopt, struct mbuf *m));
-int soopt_mcopyout __P((struct sockopt *sopt, struct mbuf *m));
+int soopt_getm(struct sockopt *sopt, struct mbuf **mp);
+int soopt_mcopyin(struct sockopt *sopt, struct mbuf *m);
+int soopt_mcopyout(struct sockopt *sopt, struct mbuf *m);
-int sopoll __P((struct socket *so, int events, struct ucred *cred, void *wql));
-int soreceive __P((struct socket *so, struct sockaddr **paddr,
+int sopoll(struct socket *so, int events, struct ucred *cred, void *wql);
+int soreceive(struct socket *so, struct sockaddr **paddr,
struct uio *uio, struct mbuf **mp0,
- struct mbuf **controlp, int *flagsp));
-int soreserve __P((struct socket *so, u_long sndcc, u_long rcvcc));
-void sorflush __P((struct socket *so));
-int sosend __P((struct socket *so, struct sockaddr *addr, struct uio *uio,
- struct mbuf *top, struct mbuf *control, int flags));
+ struct mbuf **controlp, int *flagsp);
+int soreserve(struct socket *so, u_long sndcc, u_long rcvcc);
+void sorflush(struct socket *so);
+int sosend(struct socket *so, struct sockaddr *addr, struct uio *uio,
+ struct mbuf *top, struct mbuf *control, int flags);
-int sosetopt __P((struct socket *so, struct sockopt *sopt));
-int soshutdown __P((struct socket *so, int how));
-void sotoxsocket __P((struct socket *so, struct xsocket *xso));
-void sowakeup __P((struct socket *so, struct sockbuf *sb));
+int sosetopt(struct socket *so, struct sockopt *sopt);
+int soshutdown(struct socket *so, int how);
+void sotoxsocket(struct socket *so, struct xsocket *xso);
+void sowakeup(struct socket *so, struct sockbuf *sb);
+int soioctl(struct socket *so, u_long cmd, caddr_t data, struct proc *p);
#ifndef __APPLE__
/* accept filter functions */
-int accept_filt_add __P((struct accept_filter *filt));
-int accept_filt_del __P((char *name));
-struct accept_filter * accept_filt_get __P((char *name));
+int accept_filt_add(struct accept_filter *filt);
+int accept_filt_del(char *name);
+struct accept_filter * accept_filt_get(char *name);
#ifdef ACCEPT_FILTER_MOD
-int accept_filt_generic_mod_event __P((module_t mod, int event, void *data));
+int accept_filt_generic_mod_event(module_t mod, int event, void *data);
SYSCTL_DECL(_net_inet_accf);
#endif /* ACCEPT_FILTER_MOD */
#endif /* !defined(__APPLE__) */
+__END_DECLS
+
#endif /* KERNEL */
-#endif /* __APPLE_API_UNSTABLE */
+#endif /* KERNEL_PRIVATE */
#endif /* !_SYS_SOCKETVAR_H_ */
projects / apple / xnu.git / blobdiff