xnu-4903.241.1.tar.gz

[apple/xnu.git] / bsd / nfs / nfs_lock.h

diff --git a/bsd/nfs/nfs_lock.h b/bsd/nfs/nfs_lock.h
index 7bd4e91a8ac9894b6abccec645f4a7099bc2da33..5a5efe3e4c04f48d43c2670e15b4c273e964946c 100644 (file)
--- a/bsd/nfs/nfs_lock.h
+++ b/bsd/nfs/nfs_lock.h
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (c) 2002-2008 Apple Inc.  All rights reserved.
+ * Copyright (c) 2002-2010 Apple Inc.  All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 


@@ -91,6 +91,8 @@ typedef struct nfs_lock_msg {
 #define LOCKD_MSG_NFSV3                0x0004  /* NFSv3 request */
 #define LOCKD_MSG_CANCEL       0x0008  /* cancelling blocked request */
 #define LOCKD_MSG_DENIED_GRACE 0x0010  /* lock denied due to grace period */
 #define LOCKD_MSG_NFSV3                0x0004  /* NFSv3 request */
 #define LOCKD_MSG_CANCEL       0x0008  /* cancelling blocked request */
 #define LOCKD_MSG_DENIED_GRACE 0x0010  /* lock denied due to grace period */

+#define LOCKD_MSG_RECLAIM      0x0020  /* lock reclaim request */
+#define LOCKD_MSG_TCP          0x0040  /* (try to) use TCP for request */

 
 /* The structure used to maintain the pending request queue */
 typedef struct nfs_lock_msg_request {
 
 /* The structure used to maintain the pending request queue */
 typedef struct nfs_lock_msg_request {


@@ -128,11 +130,26 @@ struct lockd_ans {
 #define LOCKD_ANS_DENIED_GRACE 0x0008  /* lock denied due to grace period */
 
 
 #define LOCKD_ANS_DENIED_GRACE 0x0008  /* lock denied due to grace period */
 
 

+/*
+ * The structure that lockd hands the kernel for each notify.
+ */
+#define LOCKD_NOTIFY_VERSION   1
+struct lockd_notify {
+       int                     ln_version;             /* lockd_notify version */
+       int                     ln_flags;               /* notify flags */
+       int                     ln_pad;                 /* (for alignment) */
+       int                     ln_addrcount;           /* # of addresss */
+       struct sockaddr_storage ln_addr[1];             /* List of addresses. */
+};
+
+

 #ifdef KERNEL
 void   nfs_lockinit(void);
 #ifdef KERNEL
 void   nfs_lockinit(void);

-void   nfs_lockd_mount_change(int);
-int    nfs3_vnop_advlock(struct vnop_advlock_args *ap);
+void   nfs_lockd_mount_register(struct nfsmount *);
+void   nfs_lockd_mount_unregister(struct nfsmount *);
+int    nfs3_lockd_request(nfsnode_t, int, LOCKD_MSG_REQUEST *, int, thread_t);

 int    nfslockdans(proc_t p, struct lockd_ans *ansp);
 int    nfslockdans(proc_t p, struct lockd_ans *ansp);

+int    nfslockdnotify(proc_t p, user_addr_t argp);

 
 #endif
 #endif /* __APPLE_API_PRIVATE */
 
 #endif
 #endif /* __APPLE_API_PRIVATE */