xnu-792.tar.gz

[apple/xnu.git] / bsd / vm / vnode_pager.h

diff --git a/bsd/vm/vnode_pager.h b/bsd/vm/vnode_pager.h
index 45b21e9fb2f2c71242531156d8d11008060095e4..7aea26deb9c5d0ab8f9c3a3f68e59a5768bc0eb2 100644 (file)
--- a/bsd/vm/vnode_pager.h
+++ b/bsd/vm/vnode_pager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -34,13 +34,12 @@
 #include <kern/queue.h>
 
 #ifdef KERNEL
-
 #include <mach/boolean.h>
+#include <mach/memory_object_types.h>
+#include <mach/vm_types.h>
 #include <vm/vm_pager.h>
 
-vm_pager_t     vnode_pager_setup();
-boolean_t      vnode_has_page();
-boolean_t      vnode_pager_active();
+vm_pager_t     vnode_pager_setup(struct vnode *, memory_object_t);
 
 /*
  *  Vstructs are the internal (to us) description of a unit of backing store.
@@ -89,6 +88,7 @@ struct bs_map {
        struct vnode    *vp;   
        void            *bs;
 };
+extern struct bs_map  bs_port_table[];
 
 
 
@@ -123,11 +123,15 @@ typedef struct vstruct {
 #define        VNODE_PAGER_NULL        ((vnode_pager_t) 0)
 
 
+pager_return_t vnode_pagein(struct vnode *, upl_t,
+                            upl_offset_t, vm_object_offset_t,
+                            upl_size_t, int, int *);
+pager_return_t vnode_pageout(struct vnode *, upl_t,
+                             upl_offset_t, vm_object_offset_t,
+                             upl_size_t, int, int *);
 
-pager_return_t pager_vnode_pagein();
-pager_return_t pager_vnode_pageout();
-pager_return_t vnode_pagein();
-pager_return_t vnode_pageout();
+extern vm_object_offset_t vnode_pager_get_filesize(
+       struct vnode *vp);
 
 #endif /* KERNEL */