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Diffstat (limited to 'sys/ntfs/ntfs.h')
| -rw-r--r-- | sys/ntfs/ntfs.h | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/sys/ntfs/ntfs.h b/sys/ntfs/ntfs.h new file mode 100644 index 0000000..84bbc77 --- /dev/null +++ b/sys/ntfs/ntfs.h @@ -0,0 +1,301 @@ +/*- + * 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.h,v 1.9 1999/02/02 01:54:54 semen Exp $ + */ + +#define DIAGNOSTIC +/*#define NTFS_DEBUG 1*/ + +typedef u_int64_t cn_t; +typedef u_int16_t wchar; + +#pragma pack(1) +#define BBSIZE 1024 +#define BBOFF ((off_t)(0)) +#define BBLOCK ((daddr_t)(0)) +#define NTFS_MFTINO 0 +#define NTFS_VOLUMEINO 3 +#define NTFS_ATTRDEFINO 4 +#define NTFS_ROOTINO 5 +#define NTFS_BITMAPINO 6 +#define NTFS_BOOTINO 7 +#define NTFS_BADCLUSINO 8 +#define NTFS_UPCASEINO 10 +#define NTFS_MAXFILENAME 255 + +struct fixuphdr { + u_int32_t fh_magic; + u_int16_t fh_foff; + u_int16_t fh_fnum; +}; + +#define NTFS_AF_INRUN 0x00000001 +struct attrhdr { + u_int32_t a_type; + u_int32_t reclen; + u_int8_t a_flag; + u_int8_t a_namelen; + u_int8_t a_nameoff; + u_int8_t reserved1; + u_int8_t a_compression; + u_int8_t reserved2; + u_int16_t a_index; +}; +#define NTFS_A_STD 0x10 +#define NTFS_A_ATTRLIST 0x20 +#define NTFS_A_NAME 0x30 +#define NTFS_A_VOLUMENAME 0x60 +#define NTFS_A_DATA 0x80 +#define NTFS_A_INDXROOT 0x90 +#define NTFS_A_INDX 0xA0 +#define NTFS_A_INDXBITMAP 0xB0 + +#define NTFS_MAXATTRNAME 255 +struct attr { + struct attrhdr a_hdr; + union { + struct { + u_int16_t a_datalen; + u_int16_t reserved1; + u_int16_t a_dataoff; + u_int16_t a_indexed; + } a_S_r; + struct { + cn_t a_vcnstart; + cn_t a_vcnend; + u_int16_t a_dataoff; + u_int16_t a_compressalg; + u_int32_t reserved1; + u_int64_t a_allocated; + u_int64_t a_datalen; + u_int64_t a_initialized; + } a_S_nr; + } a_S; +}; +#define a_r a_S.a_S_r +#define a_nr a_S.a_S_nr + +typedef struct { + u_int64_t t_create; + u_int64_t t_write; + u_int64_t t_mftwrite; + u_int64_t t_access; +} ntfs_times_t; + +#define NTFS_FFLAG_RDONLY 0x01LL +#define NTFS_FFLAG_HIDDEN 0x02LL +#define NTFS_FFLAG_SYSTEM 0x04LL +#define NTFS_FFLAG_ARCHIVE 0x20LL +#define NTFS_FFLAG_COMPRESSED 0x0800LL +#define NTFS_FFLAG_DIR 0x10000000LL + +struct attr_name { + u_int32_t n_pnumber; /* Parent ntnode */ + u_int32_t reserved; + ntfs_times_t n_times; + u_int64_t n_size; + u_int64_t n_attrsz; + u_int64_t n_flag; + u_int8_t n_namelen; + u_int8_t n_nametype; + u_int16_t n_name[1]; +}; + +#define NTFS_IRFLAG_INDXALLOC 0x00000001 +struct attr_indexroot { + u_int32_t ir_unkn1; /* always 0x30 */ + u_int32_t ir_unkn2; /* always 0x1 */ + u_int32_t ir_size;/* ??? */ + u_int32_t ir_unkn3; /* number of cluster */ + u_int32_t ir_unkn4; /* always 0x10 */ + u_int32_t ir_datalen; /* sizeof simething */ + u_int32_t ir_allocated; /* same as above */ + u_int16_t ir_flag;/* ?? always 1 */ + u_int16_t ir_unkn7; +}; + +struct attr_attrlist { + u_int32_t al_type; /* Attribute type */ + u_int16_t reclen; /* length of this entry */ + u_int8_t al_namelen; /* Attribute name len */ + u_int8_t al_nameoff; /* Name offset from entry start */ + u_int64_t al_vcnstart; /* VCN number */ + u_int32_t al_inumber; /* Parent ntnode */ + u_int32_t reserved; + u_int16_t al_index; /* Attribute index in MFT record */ + u_int16_t al_name[1]; /* Name */ +}; + +#define NTFS_INDXMAGIC (u_int32_t)(0x58444E49) +struct attr_indexalloc { + struct fixuphdr ia_fixup; + u_int64_t unknown1; + cn_t ia_bufcn; + u_int16_t ia_hdrsize; + u_int16_t unknown2; + u_int32_t ia_inuse; + u_int32_t ia_allocated; +}; + +#define NTFS_IEFLAG_SUBNODE 0x00000001 +#define NTFS_IEFLAG_LAST 0x00000002 + +struct attr_indexentry { + u_int32_t ie_number; + u_int32_t unknown1; + u_int16_t reclen; + u_int16_t ie_size; + u_int32_t ie_flag;/* 1 - has subnodes, 2 - last */ + u_int32_t ie_fpnumber; + u_int32_t unknown2; + ntfs_times_t ie_ftimes; + u_int64_t ie_fallocated; + u_int64_t ie_fsize; + u_int64_t ie_fflag; + u_int8_t ie_fnamelen; + u_int8_t ie_fnametype; + wchar ie_fname[NTFS_MAXFILENAME]; + /* cn_t ie_bufcn; buffer with subnodes */ +}; + +#define NTFS_FILEMAGIC (u_int32_t)(0x454C4946) +struct filerec { + struct fixuphdr fr_fixup; + u_int8_t reserved[8]; + u_int16_t fr_seqnum; /* Sequence number */ + u_int16_t fr_nlink; + u_int16_t fr_attroff; /* offset to attributes */ + u_int16_t fr_flags; /* 1-nonresident attr, 2-directory */ + u_int32_t fr_size;/* hdr + attributes */ + u_int32_t fr_allocated; /* allocated length of record */ + u_int64_t fr_mainrec; /* main record */ + u_int16_t fr_attrnum; /* maximum attr number + 1 ??? */ +}; + +#define NTFS_ADFLAG_NONRES 0x0080 /* Attrib can be non resident */ +#define NTFS_ADFLAG_INDEX 0x0002 /* Attrib can be indexed */ +struct attrdef { + wchar ad_name[0x40]; + u_int32_t ad_type; + u_int32_t reserved1[2]; + u_int32_t ad_flag; + u_int64_t ad_minlen; + u_int64_t ad_maxlen; /* -1 for nonlimited */ +}; + +struct ntvattrdef { + char ad_name[0x40]; + int ad_namelen; + u_int32_t ad_type; +}; + +struct bootfile { + u_int8_t reserved1[3]; /* asm jmp near ... */ + u_int8_t bf_sysid[8]; /* 'NTFS ' */ + u_int16_t bf_bps; /* bytes per sector */ + u_int8_t bf_spc; /* sectors per cluster */ + u_int8_t reserved2[7]; /* unused (zeroed) */ + u_int8_t bf_media; /* media desc. (0xF8) */ + u_int8_t reserved3[2]; + u_int16_t bf_spt; /* sectors per track */ + u_int16_t bf_heads; /* number of heads */ + u_int8_t reserver4[12]; + u_int64_t bf_spv; /* sectors per volume */ + cn_t bf_mftcn; /* $MFT cluster number */ + cn_t bf_mftmirrcn; /* $MFTMirr cn */ + u_int8_t bf_mftrecsz; /* MFT record size (clust) */ + /* 0xF6 inducates 1/4 */ + u_int32_t bf_ibsz; /* index buffer size */ + u_int32_t bf_volsn; /* volume ser. num. */ +}; + +#define NTFS_SYSNODESNUM 0x0B +struct ntfsmount { + struct mount *ntm_mountp; + struct bootfile ntm_bootfile; + dev_t ntm_dev; + struct vnode *ntm_devvp; + struct vnode *ntm_sysvn[NTFS_SYSNODESNUM]; + wchar *ntm_upcase; + u_int32_t ntm_bpmftrec; + uid_t ntm_uid; + gid_t ntm_gid; + mode_t ntm_mode; + u_long ntm_flag; + struct ntvattrdef *ntm_ad; + int ntm_adnum; +}; + +#define ntm_mftcn ntm_bootfile.bf_mftcn +#define ntm_mftmirrcn ntm_bootfile.bf_mftmirrcn +#define ntm_mftrecsz ntm_bootfile.bf_mftrecsz +#define ntm_spc ntm_bootfile.bf_spc +#define ntm_bps ntm_bootfile.bf_bps + +#pragma pack() + +#define NTFS_NEXTREC(s, type) ((type)(((caddr_t) s) + (s)->reclen)) + +/* Convert mount ptr to ntfsmount ptr. */ +#define VFSTONTFS(mp) ((struct ntfsmount *)((mp)->mnt_data)) +#define VTONT(v) ((struct ntnode *)((struct vnode *)(v)->v_data)) +#define NTTOV(i) (i->i_vnode) +#define ntfs_cntobn(cn) (daddr_t)((cn) * (ntmp->ntm_spc)) +#define ntfs_cntob(cn) (off_t)((cn) * (ntmp)->ntm_spc * (ntmp)->ntm_bps) +#define ntfs_btocn(off) (cn_t)((off) / ((ntmp)->ntm_spc * (ntmp)->ntm_bps)) +#define ntfs_btocl(off) (cn_t)((off + ntfs_cntob(1) - 1) / ((ntmp)->ntm_spc * (ntmp)->ntm_bps)) +#define ntfs_btocnoff(off) (off_t)((off) % ((ntmp)->ntm_spc * (ntmp)->ntm_bps)) +#define ntfs_bntob(bn) (daddr_t)((bn) * (ntmp)->ntm_bps) + +#define ntfs_bpbl (daddr_t)((ntmp)->ntm_bps) + +#if __FreeBSD_version >= 300000 +MALLOC_DECLARE(M_NTFSMNT); +MALLOC_DECLARE(M_NTFSNODE); +MALLOC_DECLARE(M_NTFSDIR); +MALLOC_DECLARE(M_NTFSIHASH); +#endif + +#if defined(NTFS_DEBUG) +#define dprintf(a) printf a +#if NTFS_DEBUG > 1 +#define ddprintf(a) printf a +#else +#define ddprintf(a) +#endif +#else +#define dprintf(a) +#define ddprintf(a) +#endif + +extern vop_t **ntfs_vnodeop_p; +struct ntnode; + +void ntfs_ihashinit __P((void)); +struct vnode *ntfs_ihashlookup __P((dev_t, ino_t)); +struct vnode *ntfs_ihashget __P((dev_t, ino_t)); +void ntfs_ihashins __P((struct ntnode *)); +void ntfs_ihashrem __P((register struct ntnode *)); |
