-/* $FreeBSD: src/sys/netinet6/ip6protosw.h,v 1.2.2.3 2001/07/03 11:01:54 ume Exp $ */
/*
- * Copyright (c) 2008 Apple Inc. All rights reserved.
+ * Copyright (c) 2008-2013 Apple Inc. All rights reserved.
*
* @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
* 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,
* 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@
*/
*/
#ifndef _NETINET6_IP6PROTOSW_H_
-#define _NETINET6_IP6PROTOSW_H_
+#define _NETINET6_IP6PROTOSW_H_
#include <sys/appleapiopts.h>
-#ifdef KERNEL_PRIVATE
+#ifdef BSD_KERNEL_PRIVATE
#include <kern/locks.h>
/*
struct sockaddr;
struct socket;
struct domain;
-struct proc;
struct ip6_hdr;
struct icmp6_hdr;
struct in6_addr;
* argument type for the last arg of pr_ctlinput().
* should be consulted only with AF_INET6 family.
*
- * IPv6 ICMP IPv6 [exthdrs] finalhdr paylaod
+ * IPv6 ICMP IPv6 [exthdrs] finalhdr payload
* ^ ^ ^ ^
* | | ip6c_ip6 ip6c_off
* | ip6c_icmp6
u_int8_t ip6c_nxt; /* final next header field */
};
-#ifdef __LP64__ // K64todo: might also make sense for the generic case
-#pragma pack(4)
-#endif
+/*
+ * TODO:
+ *
+ * This closesly resembles protosw; we should merge them one day. Offsets
+ * must be exactly equivalent, due to casting.
+ */
struct ip6protosw {
- short pr_type; /* socket type used for */
+ TAILQ_ENTRY(ip6protosw) pr_entry; /* chain for domain */
struct domain *pr_domain; /* domain protocol a member of */
- short pr_protocol; /* protocol number */
- unsigned int pr_flags; /* see below */
-/* protocol-protocol hooks */
- int (*pr_input)(struct mbuf **, int *);
- /* input to protocol (from below) */
- int (*pr_output)(struct mbuf *m, struct socket *so,
- struct sockaddr_in6 *, struct mbuf *);
- /* output to protocol (from above) */
- void (*pr_ctlinput)(int, struct sockaddr *, void *);
- /* control input (from below) */
- int (*pr_ctloutput)(struct socket *, struct sockopt *);
- /* control output (from above) */
-/* user-protocol hook */
- int (*pr_usrreq)(struct socket *, int, struct mbuf *,
- struct mbuf *, struct mbuf *, struct proc *);
- /* user request: see list below */
-
-/* utility hooks */
- void (*pr_init)(void); /* initialization hook */
- void (*pr_fasttimo)(void);
- /* fast timeout (200ms) */
- void (*pr_slowtimo)(void);
- /* slow timeout (500ms) */
- void (*pr_drain)(void);
- /* flush any excess space possible */
-#ifdef __APPLE__
+ struct protosw *pr_protosw; /* pointer to self */
+ u_int16_t pr_type; /* socket type used for */
+ u_int16_t pr_protocol; /* protocol number */
+ u_int32_t pr_flags; /* see below */
+ /*
+ * protocol-protocol hooks
+ */
+ int (*pr_input) /* input to protocol (from below) */
+ (struct mbuf **, int *, int);
+ int (*pr_output) /* output to protocol (from above) */
+ (struct mbuf *m, struct socket *so,
+ struct sockaddr_in6 *, struct mbuf *);
+ void (*pr_ctlinput) /* control input (from below) */
+ (int, struct sockaddr *, void *);
+ int (*pr_ctloutput) /* control output (from above) */
+ (struct socket *, struct sockopt *);
+ /*
+ * user-protocol hook
+ */
+ struct pr_usrreqs *pr_usrreqs; /* user request; see list below */
+ /*
+ * utility hooks
+ */
+ void (*pr_init) /* initialization hook */
+ (struct ip6protosw *, struct domain *);
+ void (*pr_drain)(void); /* flush any excess space possible */
/* for compat. with IPv4 protosw */
- int (*pr_sysctl)(void); /* sysctl for protocol */
-#endif
-
- struct pr_usrreqs *pr_usrreqs; /* supersedes pr_usrreq() */
-#ifdef __APPLE__
- int (*pr_lock) (struct socket *so, int locktype, void *debug); /* lock function for protocol */
- int (*pr_unlock) (struct socket *so, int locktype, void *debug); /* unlock for protocol */
-#ifdef _KERN_LOCKS_H_
- lck_mtx_t * (*pr_getlock) (struct socket *so, int locktype); /* unlock for protocol */
-#else
- void * (*pr_getlock) (struct socket *so, int locktype); /* unlock for protocol */
-#endif
- /* Filter hooks */
- TAILQ_HEAD(pr6_sfilter, NFDescriptor) pr_sfilter;
- struct ip6protosw *pr_next; /* Chain for domain */
- u_int32_t reserved[1];
-#endif
+ int (*pr_sysctl)(void); /* sysctl for protocol */
+ int (*pr_lock) /* lock function for protocol */
+ (struct socket *so, int locktype, void *debug);
+ int (*pr_unlock) /* unlock for protocol */
+ (struct socket *so, int locktype, void *debug);
+ lck_mtx_t *(*pr_getlock) /* retrieve protocol lock */
+ (struct socket *so, int locktype);
+ /*
+ * misc
+ */
+ TAILQ_HEAD(, socket_filter) pr_filter_head;
+ struct protosw_old *pr_old;
};
-#ifdef __LP64__ // K64todo: might also make sense for the generic case
-#pragma pack()
-#endif
-
-#endif /* KERNEL_PRIVATE */
+#endif /* BSD_KERNEL_PRIVATE */
#endif /* _NETINET6_IP6PROTOSW_H_ */
projects / apple / xnu.git / blobdiff