#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/machine.h>
#include <mach/memory_object_types.h>
#include <sys/ucred.h>
#ifdef KERNEL_PRIVATE
#include <sys/imgact.h>
#endif // KERNEL_PRIVATE
#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);
#ifdef KERNEL_PRIVATE
enum {
UBC_SETSIZE_NO_FS_REENTRY = 1
};
typedef uint32_t ubc_setsize_opts_t;
errno_t ubc_setsize_ex(vnode_t vp, off_t nsize, ubc_setsize_opts_t opts);
#endif // KERNEL_PRIVATE
kauth_cred_t ubc_getcred(struct vnode *);
struct thread;
int ubc_setthreadcred(struct vnode *, struct proc *, struct thread *);
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
int ubc_setcred(struct vnode *, struct proc *) __deprecated;
struct cs_blob;
struct cs_blob *ubc_cs_blob_get(vnode_t, cpu_type_t, cpu_subtype_t, off_t);
struct cs_blob *ubc_cs_blob_get_supplement(vnode_t, off_t);
void cs_blob_reset_cache(void);
int ubc_cs_blob_revalidate(vnode_t, struct cs_blob *, struct image_params *, int, uint32_t);
int ubc_cs_generation_check(vnode_t);
int cs_entitlements_blob_get(proc_t, void **, size_t *);
int cs_blob_get(proc_t, void **, size_t *);
const char *cs_identity_get(proc_t);
#endif
void cluster_update_state(vnode_t, vm_object_offset_t, vm_object_offset_t, boolean_t);
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, 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_push_ext(vnode_t, int, int (*)(buf_t, void *), void *);
int cluster_push_err(vnode_t, int, int (*)(buf_t, void *), void *, int *);
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);
typedef struct cl_direct_read_lock cl_direct_read_lock_t;
cl_direct_read_lock_t *cluster_lock_direct_read(vnode_t vp, lck_rw_type_t exclusive);
void cluster_unlock_direct_read(cl_direct_read_lock_t *lck);
#ifndef XNU_KERNEL_PRIVATE
int ubc_create_upl(vnode_t, off_t, int, upl_t *, upl_page_info_t **, int);
#endif
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);
int ubc_upl_abort(upl_t, int);
int ubc_upl_abort_range(upl_t, upl_offset_t, upl_size_t, int);
void ubc_upl_range_needed(upl_t, int, 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);
errno_t mach_to_bsd_errno(kern_return_t mach_err);
#ifdef KERNEL_PRIVATE
int ubc_create_upl_external(vnode_t, off_t, int, upl_t *, upl_page_info_t **, int);
#ifdef XNU_KERNEL_PRIVATE
int ubc_create_upl_kernel(vnode_t, off_t, int, upl_t *, upl_page_info_t **, int, vm_tag_t);
#endif
boolean_t ubc_is_mapped(const struct vnode *, boolean_t *writable);
__attribute__((pure)) boolean_t ubc_is_mapped_writable(const struct vnode *);
uint32_t cluster_max_io_size(mount_t, int);
#endif
__END_DECLS
#endif