#ifndef _SYS_UBC_H_
#define _SYS_UBC_H_
#include <sys/appleapiopts.h>
#include <sys/cdefs.h>
#include <sys/kernel_types.h>
#include <kern/locks.h>
#include <mach/memory_object_types.h>
#define UBC_PUSHDIRTY 0x01
#define UBC_PUSHALL 0x02
#define UBC_INVALIDATE 0x04
#define UBC_SYNC 0x08
__BEGIN_DECLS
off_t ubc_blktooff(struct vnode *, daddr64_t);
daddr64_t ubc_offtoblk(struct vnode *, off_t);
off_t ubc_getsize(struct vnode *);
int ubc_setsize(struct vnode *, off_t);
kauth_cred_t ubc_getcred(struct vnode *);
#ifdef __APPLE_API_OBSOLETE
int ubc_setcred(struct vnode *, struct proc *) __deprecated;
#endif
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);
struct cs_blob;
int ubc_cs_blob_add(vnode_t, cpu_type_t, off_t, vm_address_t, vm_size_t);
struct cs_blob *ubc_cs_blob_get(vnode_t, cpu_type_t, off_t);
struct cs_blob *ubc_get_cs_blobs(vnode_t);
int ubc_cs_getcdhash(vnode_t, off_t, unsigned char *);
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_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, vm_offset_t, off_t, int, off_t, int);
int cluster_pageout_ext(vnode_t, upl_t, vm_offset_t, off_t, int, off_t, int, int (*)(buf_t, void *), void *);
int cluster_pagein(vnode_t, upl_t, vm_offset_t, off_t, int, off_t, int);
int cluster_pagein_ext(vnode_t, upl_t, vm_offset_t, off_t, int, off_t, int, int (*)(buf_t, void *), void *);
int cluster_push(vnode_t, int);
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, vm_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);
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_upl_unmap(upl_t);
int ubc_upl_commit(upl_t);
int ubc_upl_commit_range(upl_t, upl_offset_t, upl_size_t, int);
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);
__END_DECLS
#endif