X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..7ddcb079202367355dddccdfa4318e57d50318be:/bsd/sys/ubc.h diff --git a/bsd/sys/ubc.h b/bsd/sys/ubc.h index 18f200ad0..4ee9e86cf 100644 --- a/bsd/sys/ubc.h +++ b/bsd/sys/ubc.h @@ -1,31 +1,29 @@ /* - * Copyright (c) 1999-2004 Apple Computer, Inc. All rights reserved. + * Copyright (c) 1999-2007 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_OSREFERENCE_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. 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 - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and + * 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. 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 + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * 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_LICENSE_OSREFERENCE_HEADER_END@ + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * Header file for Unified Buffer Cache. @@ -56,31 +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 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); @@ -88,6 +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