livefiles_hfs_plugin/lf_hfs_vnops.h

   1 /*  Copyright © 2017-2018 Apple Inc. All rights reserved.
   2  *
   3  *  lf_hfs_vnops.h
   4  *  livefiles_hfs
   5  *
   6  *  Created by Or Haimovich on 20/3/18.
   7  */
   8
   9 #ifndef lf_hfs_vnops_h
  10 #define lf_hfs_vnops_h
  11
  12 #include "lf_hfs_cnode.h"
  13 #include "lf_hfs.h"
  14 #include "lf_hfs_generic_buf.h"
  15 #include <UserFS/UserVFS.h>
  16
  17 /* VNOP_READDIR flags: */
  18 #define VNODE_READDIR_EXTENDED    0x0001   /* use extended directory entries */
  19 #define VNODE_READDIR_REQSEEKOFF  0x0002   /* requires seek offset (cookies) */
  20 #define VNODE_READDIR_SEEKOFF32   0x0004   /* seek offset values should fit in 32 bits */
  21 #define VNODE_READDIR_NAMEMAX     0x0008   /* For extended readdir, try to limit names to NAME_MAX bytes */
  22
  23 /*
  24  * flags for VNOP_BLOCKMAP
  25  */
  26 #define VNODE_READ    0x01
  27 #define VNODE_WRITE    0x02
  28 #define VNODE_BLOCKMAP_NO_TRACK 0x04
  29
  30 void replace_desc(struct cnode *cp, struct cat_desc *cdp);
  31 int  hfs_vnop_readdir(vnode_t vp, int *eofflag, int *numdirent, ReadDirBuff_s* psReadDirBuffer, uint64_t puCookie, int flags);
  32 int  hfs_vnop_readdirattr(vnode_t vp, int *eofflag, int *numdirent, ReadDirBuff_s* psReadDirBuffer, uint64_t puCookie);
  33 int  hfs_fsync(struct vnode *vp, int waitfor, hfs_fsync_mode_t fsyncmode);
  34 int  hfs_vnop_remove(struct vnode* psParentDir,struct vnode *psFileToRemove, struct componentname* psCN, int iFlags);
  35 int  hfs_vnop_rmdir(struct vnode *dvp, struct vnode *vp, struct componentname* psCN);
  36 int  hfs_removedir(struct vnode *dvp, struct vnode *vp, struct componentname *cnp, int skip_reserve, int only_unlink);
  37 int hfs_vnop_setattr(vnode_t vp, const UVFSFileAttributes *attr);
  38 int hfs_update(struct vnode *vp, int options);
  39 const struct cat_fork * hfs_prepare_fork_for_update(filefork_t *ff, const struct cat_fork *cf, struct cat_fork *cf_buf, uint32_t block_size);
  40 int hfs_vnop_readlink(struct vnode *vp, void* data, size_t dataSize, size_t *actuallyRead);
  41 int hfs_vnop_create(vnode_t a_dvp, vnode_t *a_vpp, struct componentname *a_cnp, UVFSFileAttributes* a_vap);
  42 int hfs_vnop_mkdir(vnode_t a_dvp, vnode_t *a_vpp, struct componentname *a_cnp, UVFSFileAttributes* a_vap);
  43 int hfs_makenode(struct vnode *dvp, struct vnode **vpp, struct componentname *cnp, UVFSFileAttributes *psGivenAttr);
  44 int hfs_vnop_symlink(struct vnode *dvp, struct vnode **vpp, struct componentname *cnp, char* symlink_content, UVFSFileAttributes *attrp);
  45
  46 int hfs_removedir(struct vnode *dvp, struct vnode *vp, struct componentname *cnp, int skip_reserve, int only_unlink);
  47 int hfs_removefile(struct vnode *dvp, struct vnode *vp, struct componentname *cnp, int flags, int skip_reserve, int allow_dirs, int only_unlink);
  48 int hfs_vnop_renamex(struct vnode *fdvp,struct vnode *fvp, struct componentname *fcnp, struct vnode *tdvp, struct vnode *tvp, struct componentname *tcnp);
  49 int hfs_vnop_link(vnode_t vp, vnode_t tdvp, struct componentname *cnp);
  50 int hfs_removefile_callback(GenericLFBuf *psBuff, void *pvArgs);
  51
  52 int  hfs_vgetrsrc( struct vnode *vp, struct vnode **rvpp);
  53 #endif /* lf_hfs_vnops_h */