FreeBSD/Linux Kernel Cross Reference
sys/fs/ntfs/ntfs_inode.h

     /*      $NetBSD: ntfs_inode.h,v 1.9 2014/11/13 16:51:53 hannken Exp $   */
     
     /*-
      * Copyright (c) 1998, 1999 Semen Ustimenko
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      Id: ntfs_inode.h,v 1.4 1999/05/12 09:43:00 semenu Exp
     */
    
    #ifndef _NTFS_NTFS_INODE_H_
    #define _NTFS_NTFS_INODE_H_
    #include <miscfs/genfs/genfs_node.h>
    
    /* These flags are kept in i_flag. */
    #define IN_ACCESS       0x0001  /* Access time update request. */
    #define IN_CHANGE       0x0002  /* Inode change time update request. */
    #define IN_EXLOCK       0x0004  /* File has exclusive lock. */
    #define IN_LOCKED       0x0008  /* Inode lock. */
    #define IN_LWAIT        0x0010  /* Process waiting on file lock. */
    #define IN_MODIFIED     0x0020  /* Inode has been modified. */
    #define IN_RENAME       0x0040  /* Inode is being renamed. */
    #define IN_SHLOCK       0x0080  /* File has shared lock. */
    #define IN_UPDATE       0x0100  /* Modification time update request. */
    #define IN_WANTED       0x0200  /* Inode is wanted by a process. */
    #define IN_RECURSE      0x0400  /* Recursion expected */
    
    #define IN_HASHED       0x0800  /* Inode is on hash list */
    #define IN_LOADED       0x8000  /* ntvattrs loaded */
    #define IN_PRELOADED    0x4000  /* loaded from directory entry */
    
    struct ntnode {
            struct vnode   *i_devvp;        /* vnode of blk dev we live on */
            dev_t           i_dev;          /* Device associated with the inode. */
    
            LIST_ENTRY(ntnode)      i_hash;
            struct ntfsmount       *i_mp;
            ino_t           i_number;
            u_int32_t       i_flag;
    
            /* locking */
            kcondvar_t      i_lock;
            kmutex_t        i_interlock;
            int             i_usecount;
            int             i_busy;
    
            LIST_HEAD(,ntvattr)     i_valist;
    
            long            i_nlink;        /* MFR */
            ino_t           i_mainrec;      /* MFR */
            u_int32_t       i_frflag;       /* MFR */
    };
    
    #define NTKEY_SIZE(attrlen) (sizeof(struct ntkey) + (attrlen))
    struct ntkey {
            ino_t           k_ino;          /* Inode number of ntnode. */
            u_int32_t       k_attrtype;     /* Attribute type. */
            char            k_attrname[1];  /* Attribute name (variable length). */
    } __packed;
    
    struct fnode {
            struct genfs_node f_gnode;
    
            LIST_ENTRY(fnode) f_fnlist;
            struct vnode   *f_vp;           /* Associatied vnode */
            struct ntnode  *f_ip;           /* Associated ntnode */
    
            ntfs_times_t    f_times;        /* $NAME/dirinfo */
            ino_t           f_pnumber;      /* $NAME/dirinfo */
            u_int32_t       f_fflag;        /* $NAME/dirinfo */
            u_int64_t       f_size;         /* defattr/dirinfo: */
            u_int64_t       f_allocated;    /* defattr/dirinfo */
    
            struct ntkey   *f_key;
            struct ntkey    f_smallkey;
    #define f_ino f_key->k_ino
    #define f_attrtype f_key->k_attrtype
    #define f_attrname f_key->k_attrname
    
           /* for ntreaddir */
           u_int32_t       f_lastdattr;
           u_int32_t       f_lastdblnum;
           u_int32_t       f_lastdoff;
           u_int32_t       f_lastdnum;
           void *        f_dirblbuf;
           u_int32_t       f_dirblsz;
   };
   
   /* This overlays the fid structure (see <sys/mount.h>) */
   struct ntfid {
           u_int16_t ntfid_len;    /* Length of structure. */
           u_int16_t ntfid_pad;    /* Force 32-bit alignment. */
           ino_t     ntfid_ino;    /* File number (ino). */
           u_int8_t  ntfid_attr;   /* Attribute identifier */
   #ifdef notyet
           int32_t   ntfid_gen;    /* Generation number. */
   #endif
   };
   #endif /* _NTFS_NTFS_INODE_H_ */

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