xnu-1699.26.8.tar.gz

[apple/xnu.git] / bsd / sys / ubc.h

diff --git a/bsd/sys/ubc.h b/bsd/sys/ubc.h
index b670184d662f5646345d905549a1c0702ccedf0a..4ee9e86cf2dff4d13fe6766415a393b3f77024bf 100644 (file)
--- a/bsd/sys/ubc.h
+++ b/bsd/sys/ubc.h
@@ -1,14 +1,19 @@
 /*
- * Copyright (c) 1999-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1999-2007 Apple Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @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
@@ -18,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /* 
  *     Header file for Unified Buffer Cache.
@@ -49,29 +54,56 @@ daddr64_t   ubc_offtoblk(struct vnode *, off_t);
 off_t  ubc_getsize(struct vnode *);
 int    ubc_setsize(struct vnode *, off_t);
 
-struct ucred *ubc_getcred(struct vnode *);
-int    ubc_setcred(struct vnode *, struct proc *);
+kauth_cred_t ubc_getcred(struct vnode *);
+struct thread;
+int    ubc_setthreadcred(struct vnode *, struct proc *, struct thread *);
 
 int     ubc_sync_range(vnode_t, off_t, off_t, int);
 errno_t ubc_msync(vnode_t, off_t, off_t, off_t *, int);
 int    ubc_pages_resident(vnode_t);
-
+int    ubc_page_op(vnode_t, off_t, int, ppnum_t *, int *);
+int    ubc_range_op(vnode_t, off_t, off_t, int, int *);
+
+#ifdef KERNEL_PRIVATE
+/* This API continues to exist only until <rdar://4714366> is resolved */
+int    ubc_setcred(struct vnode *, struct proc *) __deprecated;
+/* code signing */
+struct cs_blob;
+struct cs_blob *ubc_cs_blob_get(vnode_t, cpu_type_t, off_t);
+int cs_entitlements_blob_get(proc_t p, void **, size_t *);
+#endif
 
 /* cluster IO routines */
 int    advisory_read(vnode_t, off_t, off_t, int);
+int    advisory_read_ext(vnode_t, off_t, off_t, int, int (*)(buf_t, void *), void *, int);
 
 int    cluster_read(vnode_t, struct uio *, off_t, int);
+int    cluster_read_ext(vnode_t, struct uio *, off_t, int, int (*)(buf_t, void *), void *);
+
 int    cluster_write(vnode_t, struct uio *, off_t, off_t, off_t, off_t, int);
-int    cluster_pageout(vnode_t, upl_t, vm_offset_t, off_t, int, off_t, int);
-int    cluster_pagein(vnode_t, upl_t, vm_offset_t, off_t, int, off_t, int);
+int    cluster_write_ext(vnode_t, struct uio *, off_t, off_t, off_t, off_t, int, int (*)(buf_t, void *), void *);
+
+int    cluster_pageout(vnode_t, upl_t, upl_offset_t, off_t, int, off_t, int);
+int    cluster_pageout_ext(vnode_t, upl_t, upl_offset_t, off_t, int, off_t, int, int (*)(buf_t, void *), void *);
+
+int    cluster_pagein(vnode_t, upl_t, upl_offset_t, off_t, int, off_t, int);
+int    cluster_pagein_ext(vnode_t, upl_t, upl_offset_t, off_t, int, off_t, int, int (*)(buf_t, void *), void *);
+
 int    cluster_push(vnode_t, int);
-int cluster_bp(buf_t);
-void cluster_zero(upl_t, vm_offset_t, int, buf_t);
+int    cluster_push_ext(vnode_t, int, int (*)(buf_t, void *), void *);
+
+int    cluster_bp(buf_t);
+int    cluster_bp_ext(buf_t, int (*)(buf_t, void *), void *);
+
+void   cluster_zero(upl_t, upl_offset_t, int, buf_t);
+
+int    cluster_copy_upl_data(uio_t, upl_t, int, int *);
+int    cluster_copy_ubc_data(vnode_t, uio_t, int *, int);
 
 
 /* UPL routines */
-int    ubc_create_upl(vnode_t, off_t, long, upl_t *, upl_page_info_t **, int);
-int    ubc_upl_map(upl_t, upl_offset_t *);
+int    ubc_create_upl(vnode_t, off_t, int, upl_t *, upl_page_info_t **, int);
+int    ubc_upl_map(upl_t, vm_offset_t *);
 int    ubc_upl_unmap(upl_t);
 int    ubc_upl_commit(upl_t);
 int    ubc_upl_commit_range(upl_t, upl_offset_t, upl_size_t, int);
@@ -79,6 +111,9 @@ int  ubc_upl_abort(upl_t, int);
 int    ubc_upl_abort_range(upl_t, upl_offset_t, upl_size_t, int);
 
 upl_page_info_t *ubc_upl_pageinfo(upl_t);
+upl_size_t ubc_upl_maxbufsize(void);
+
+int    is_file_clean(vnode_t, off_t);
 
 __END_DECLS