/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, 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
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * 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
* 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 Apple Computer, Inc.
#include <sys/protosw.h>
#include <sys/domain.h>
#include <sys/mbuf.h>
+#include <kern/locks.h>
#include <sys/sysctl.h>
#include <net/if.h>
+#include <netat/sysglue.h>
#include <netat/appletalk.h>
+#include <netat/at_pcb.h>
#include <netat/at_var.h>
#include <netat/ddp.h>
-struct domain atalkdomain;
-
-extern int ddp_pru_abort(struct socket *so);
-
-extern int ddp_pru_attach(struct socket *so, int proto,
- struct proc *p);
-extern int ddp_pru_bind(struct socket *so, struct sockaddr *nam,
- struct proc *p);
-extern int ddp_pru_connect(struct socket *so, struct sockaddr *nam,
- struct proc *p);
-
-extern int ddp_pru_control(struct socket *so, u_long cmd, caddr_t data,
- struct ifnet *ifp, struct proc *p);
-extern int ddp_pru_detach(struct socket *so);
-extern int ddp_pru_disconnect(struct socket *so);
-
-extern int ddp_pru_peeraddr(struct socket *so,
- struct sockaddr **nam);
-
-extern int ddp_pru_send(struct socket *so, int flags, struct mbuf *m,
- struct sockaddr *addr, struct mbuf *control,
- struct proc *p);
-
-extern int ddp_pru_shutdown(struct socket *so);
-extern int ddp_pru_sockaddr(struct socket *so,
- struct sockaddr **nam);
/*
* Dummy usrreqs struct created by Ted for FreeBSD 3.x integration.
ddp_pru_connect, pru_connect2_notsupp, ddp_pru_control, ddp_pru_detach,
ddp_pru_disconnect, pru_listen_notsupp, ddp_pru_peeraddr, pru_rcvd_notsupp,
pru_rcvoob_notsupp, ddp_pru_send, pru_sense_null, ddp_pru_shutdown,
- ddp_pru_sockaddr, sosend, soreceive, sopoll
+ ddp_pru_sockaddr, sosend, soreceive, pru_sopoll_notsupp
};
+extern struct domain atalkdomain;
+extern void atalk_dominit(void);
+
struct protosw atalksw[] = {
{ SOCK_RAW, &atalkdomain, /*protocol*/ 0, PR_ATOMIC|PR_ADDR,
/*input*/ 0, /*output*/ 0, /*clinput*/ 0, ddp_ctloutput,
/*ousrreq*/ 0,
ddp_init, /*fastto*/ 0, /*slowto*/ 0, /*drain*/ 0,
- /*sysctl*/ 0, &ddp_usrreqs
+ /*sysctl*/ 0, &ddp_usrreqs,
+ 0, 0, 0, /*lock, unlock, getlock */
+ {0, 0}, 0, {0} /* filters */
}
};
struct domain atalkdomain =
-{ AF_APPLETALK, "appletalk", 0, 0, 0,
- atalksw, 0,
- 0, 0, 0,
- DDP_X_HDR_SIZE, 0
+{ AF_APPLETALK,
+ "appletalk",
+ atalk_dominit,
+ 0,
+ 0,
+ atalksw,
+ 0,
+ 0, /* dom_rtattach */
+ 0, 0, /* dom_rtoffset, dom_maxrtkey */
+ DDP_X_HDR_SIZE, 0,
+ 0, /* domain global mutex */
+ 0, /* domain flags */
+ {0, 0} /*reserved[2] */
};
-SYSCTL_NODE(_net, PF_APPLETALK, appletalk, CTLFLAG_RW, 0, "AppleTalk Family");
+struct domain * atalkdom = &atalkdomain;
+lck_mtx_t *atalk_mutex = NULL;
+
+lck_mtx_t *atalk_cluster_lock = NULL;
+static lck_attr_t *atalk_lock_attr;
+static lck_grp_t *atalk_lock_grp;
+static lck_grp_attr_t *atalk_lock_grp_attr;
+
+static int at_saved_lock, at_saved_unlock;
+
+SYSCTL_NODE(_net, PF_APPLETALK, appletalk, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "AppleTalk Family");
+
+void
+atalk_dominit(void)
+{
+ atalk_mutex = atalkdom->dom_mtx;
+
+ atalk_lock_grp_attr = lck_grp_attr_alloc_init();
+ atalk_lock_grp = lck_grp_alloc_init("appletalk", atalk_lock_grp_attr);
+ atalk_lock_attr = lck_attr_alloc_init();
+ atalk_cluster_lock = lck_mtx_alloc_init(atalk_lock_grp,
+ atalk_lock_attr);
+}
+
+void
+atalk_lock()
+{
+ int lr_saved;
+ lr_saved = (unsigned int) __builtin_return_address(0);
+
+ lck_mtx_assert(atalkdom->dom_mtx, LCK_MTX_ASSERT_NOTOWNED);
+ lck_mtx_lock(atalkdom->dom_mtx);
+ at_saved_lock = lr_saved;
+}
+
+void
+atalk_unlock()
+{
+ int lr_saved;
+ lr_saved = (unsigned int) __builtin_return_address(0);
+
+ lck_mtx_assert(atalkdom->dom_mtx, LCK_MTX_ASSERT_OWNED);
+ at_saved_unlock = lr_saved;
+ lck_mtx_unlock(atalkdom->dom_mtx);
+
+}
+
+
+
+
projects / apple / xnu.git / blobdiff