1 /* $OpenBSD: ntfs.h,v 1.3 2003/05/20 03:36:42 tedu Exp $ */ 2 /* $NetBSD: ntfs.h,v 1.5 2003/04/24 07:50:19 christos Exp $ */ 3 4 /*- 5 * Copyright (c) 1998, 1999 Semen Ustimenko 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * Id: ntfs.h,v 1.5 1999/05/12 09:42:51 semenu Exp 30 */ 31 32 /*#define NTFS_DEBUG 1*/ 33 #if defined(__NetBSD__) && defined(_KERNEL_OPT) 34 #include "opt_ntfs.h" 35 #endif 36 37 typedef u_int64_t cn_t; 38 typedef u_int16_t wchar; 39 40 #pragma pack(1) 41 #define BBSIZE 1024 42 #define BBOFF ((off_t)(0)) 43 #define BBLOCK ((daddr_t)(0)) 44 #define NTFS_MFTINO 0 45 #define NTFS_VOLUMEINO 3 46 #define NTFS_ATTRDEFINO 4 47 #define NTFS_ROOTINO 5 48 #define NTFS_BITMAPINO 6 49 #define NTFS_BOOTINO 7 50 #define NTFS_BADCLUSINO 8 51 #define NTFS_UPCASEINO 10 52 #define NTFS_MAXFILENAME 255 53 54 struct fixuphdr { 55 u_int32_t fh_magic; 56 u_int16_t fh_foff; 57 u_int16_t fh_fnum; 58 }; 59 60 #define NTFS_AF_INRUN 0x00000001 61 struct attrhdr { 62 u_int32_t a_type; 63 u_int32_t reclen; 64 u_int8_t a_flag; 65 u_int8_t a_namelen; 66 u_int8_t a_nameoff; 67 u_int8_t reserved1; 68 u_int8_t a_compression; 69 u_int8_t reserved2; 70 u_int16_t a_index; 71 }; 72 #define NTFS_A_STD 0x10 73 #define NTFS_A_ATTRLIST 0x20 74 #define NTFS_A_NAME 0x30 75 #define NTFS_A_VOLUMENAME 0x60 76 #define NTFS_A_DATA 0x80 77 #define NTFS_A_INDXROOT 0x90 78 #define NTFS_A_INDX 0xA0 79 #define NTFS_A_INDXBITMAP 0xB0 80 81 #define NTFS_MAXATTRNAME 255 82 struct attr { 83 struct attrhdr a_hdr; 84 union { 85 struct { 86 u_int16_t a_datalen; 87 u_int16_t reserved1; 88 u_int16_t a_dataoff; 89 u_int16_t a_indexed; 90 } a_S_r; 91 struct { 92 cn_t a_vcnstart; 93 cn_t a_vcnend; 94 u_int16_t a_dataoff; 95 u_int16_t a_compressalg; 96 u_int32_t reserved1; 97 u_int64_t a_allocated; 98 u_int64_t a_datalen; 99 u_int64_t a_initialized; 100 } a_S_nr; 101 } a_S; 102 }; 103 #define a_r a_S.a_S_r 104 #define a_nr a_S.a_S_nr 105 106 typedef struct { 107 u_int64_t t_create; 108 u_int64_t t_write; 109 u_int64_t t_mftwrite; 110 u_int64_t t_access; 111 } ntfs_times_t; 112 113 #define NTFS_FFLAG_RDONLY 0x01LL 114 #define NTFS_FFLAG_HIDDEN 0x02LL 115 #define NTFS_FFLAG_SYSTEM 0x04LL 116 #define NTFS_FFLAG_ARCHIVE 0x20LL 117 #define NTFS_FFLAG_COMPRESSED 0x0800LL 118 #define NTFS_FFLAG_DIR 0x10000000LL 119 120 struct attr_name { 121 u_int32_t n_pnumber; /* Parent ntnode */ 122 u_int32_t reserved; 123 ntfs_times_t n_times; 124 u_int64_t n_size; 125 u_int64_t n_attrsz; 126 u_int64_t n_flag; 127 u_int8_t n_namelen; 128 u_int8_t n_nametype; 129 u_int16_t n_name[1]; 130 }; 131 132 #define NTFS_IRFLAG_INDXALLOC 0x00000001 133 struct attr_indexroot { 134 u_int32_t ir_unkn1; /* always 0x30 */ 135 u_int32_t ir_unkn2; /* always 0x1 */ 136 u_int32_t ir_size;/* ??? */ 137 u_int32_t ir_unkn3; /* number of cluster */ 138 u_int32_t ir_unkn4; /* always 0x10 */ 139 u_int32_t ir_datalen; /* sizeof simething */ 140 u_int32_t ir_allocated; /* same as above */ 141 u_int16_t ir_flag;/* ?? always 1 */ 142 u_int16_t ir_unkn7; 143 }; 144 145 struct attr_attrlist { 146 u_int32_t al_type; /* Attribute type */ 147 u_int16_t reclen; /* length of this entry */ 148 u_int8_t al_namelen; /* Attribute name len */ 149 u_int8_t al_nameoff; /* Name offset from entry start */ 150 u_int64_t al_vcnstart; /* VCN number */ 151 u_int32_t al_inumber; /* Parent ntnode */ 152 u_int32_t reserved; 153 u_int16_t al_index; /* Attribute index in MFT record */ 154 u_int16_t al_name[1]; /* Name */ 155 }; 156 157 #define NTFS_INDXMAGIC (u_int32_t)(0x58444E49) 158 struct attr_indexalloc { 159 struct fixuphdr ia_fixup; 160 u_int64_t unknown1; 161 cn_t ia_bufcn; 162 u_int16_t ia_hdrsize; 163 u_int16_t unknown2; 164 u_int32_t ia_inuse; 165 u_int32_t ia_allocated; 166 }; 167 168 #define NTFS_IEFLAG_SUBNODE 0x00000001 169 #define NTFS_IEFLAG_LAST 0x00000002 170 171 struct attr_indexentry { 172 u_int32_t ie_number; 173 u_int32_t unknown1; 174 u_int16_t reclen; 175 u_int16_t ie_size; 176 u_int32_t ie_flag;/* 1 - has subnodes, 2 - last */ 177 u_int32_t ie_fpnumber; 178 u_int32_t unknown2; 179 ntfs_times_t ie_ftimes; 180 u_int64_t ie_fallocated; 181 u_int64_t ie_fsize; 182 u_int64_t ie_fflag; 183 u_int8_t ie_fnamelen; 184 u_int8_t ie_fnametype; 185 wchar ie_fname[NTFS_MAXFILENAME]; 186 /* cn_t ie_bufcn; buffer with subnodes */ 187 }; 188 189 #define NTFS_FILEMAGIC (u_int32_t)(0x454C4946) 190 #define NTFS_FRFLAG_DIR 0x0002 191 struct filerec { 192 struct fixuphdr fr_fixup; 193 u_int8_t reserved[8]; 194 u_int16_t fr_seqnum; /* Sequence number */ 195 u_int16_t fr_nlink; 196 u_int16_t fr_attroff; /* offset to attributes */ 197 u_int16_t fr_flags; /* 1-nonresident attr, 2-directory */ 198 u_int32_t fr_size;/* hdr + attributes */ 199 u_int32_t fr_allocated; /* allocated length of record */ 200 u_int64_t fr_mainrec; /* main record */ 201 u_int16_t fr_attrnum; /* maximum attr number + 1 ??? */ 202 }; 203 204 #define NTFS_ATTRNAME_MAXLEN 0x40 205 #define NTFS_ADFLAG_NONRES 0x0080 /* Attrib can be non resident */ 206 #define NTFS_ADFLAG_INDEX 0x0002 /* Attrib can be indexed */ 207 struct attrdef { 208 wchar ad_name[NTFS_ATTRNAME_MAXLEN]; 209 u_int32_t ad_type; 210 u_int32_t reserved1[2]; 211 u_int32_t ad_flag; 212 u_int64_t ad_minlen; 213 u_int64_t ad_maxlen; /* -1 for nonlimited */ 214 }; 215 216 struct ntvattrdef { 217 char ad_name[0x40]; 218 int ad_namelen; 219 u_int32_t ad_type; 220 }; 221 222 #define NTFS_BBID "NTFS " 223 #define NTFS_BBIDLEN 8 224 struct bootfile { 225 u_int8_t reserved1[3]; /* asm jmp near ... */ 226 u_int8_t bf_sysid[8]; /* 'NTFS ' */ 227 u_int16_t bf_bps; /* bytes per sector */ 228 u_int8_t bf_spc; /* sectors per cluster */ 229 u_int8_t reserved2[7]; /* unused (zeroed) */ 230 u_int8_t bf_media; /* media desc. (0xF8) */ 231 u_int8_t reserved3[2]; 232 u_int16_t bf_spt; /* sectors per track */ 233 u_int16_t bf_heads; /* number of heads */ 234 u_int8_t reserver4[12]; 235 u_int64_t bf_spv; /* sectors per volume */ 236 cn_t bf_mftcn; /* $MFT cluster number */ 237 cn_t bf_mftmirrcn; /* $MFTMirr cn */ 238 u_int8_t bf_mftrecsz; /* MFT record size (clust) */ 239 /* 0xF6 inducates 1/4 */ 240 u_int32_t bf_ibsz; /* index buffer size */ 241 u_int32_t bf_volsn; /* volume ser. num. */ 242 }; 243 244 #pragma pack() 245 246 typedef wchar (ntfs_wget_func_t)(const char **); 247 typedef int (ntfs_wput_func_t)(char *, size_t, wchar); 248 typedef int (ntfs_wcmp_func_t)(wchar, wchar); 249 250 #define NTFS_SYSNODESNUM 0x0B 251 struct ntfsmount { 252 struct mount *ntm_mountp; /* filesystem vfs structure */ 253 struct bootfile ntm_bootfile; 254 dev_t ntm_dev; /* device mounted */ 255 struct vnode *ntm_devvp; /* block device mounted vnode */ 256 struct vnode *ntm_sysvn[NTFS_SYSNODESNUM]; 257 u_int32_t ntm_bpmftrec; 258 uid_t ntm_uid; 259 gid_t ntm_gid; 260 mode_t ntm_mode; 261 u_long ntm_flag; 262 cn_t ntm_cfree; 263 struct ntvattrdef *ntm_ad; 264 int ntm_adnum; 265 struct netexport ntm_export; /* export information */ 266 ntfs_wget_func_t *ntm_wget; /* decode string to Unicode string */ 267 ntfs_wput_func_t *ntm_wput; /* encode Unicode string to string */ 268 ntfs_wcmp_func_t *ntm_wcmp; /* compare to wide characters */ 269 }; 270 271 #define ntm_mftcn ntm_bootfile.bf_mftcn 272 #define ntm_mftmirrcn ntm_bootfile.bf_mftmirrcn 273 #define ntm_mftrecsz ntm_bootfile.bf_mftrecsz 274 #define ntm_spc ntm_bootfile.bf_spc 275 #define ntm_bps ntm_bootfile.bf_bps 276 277 #define NTFS_NEXTREC(s, type) ((type)(((caddr_t) s) + (s)->reclen)) 278 279 /* Convert mount ptr to ntfsmount ptr. */ 280 #define VFSTONTFS(mp) ((struct ntfsmount *)((mp)->mnt_data)) 281 #define VTONT(v) FTONT(VTOF(v)) 282 #define VTOF(v) ((struct fnode *)((v)->v_data)) 283 #define FTOV(f) ((f)->f_vp) 284 #define FTONT(f) ((f)->f_ip) 285 #define ntfs_cntobn(cn) (daddr_t)((cn) * (ntmp->ntm_spc)) 286 #define ntfs_cntob(cn) (off_t)((cn) * (ntmp)->ntm_spc * (ntmp)->ntm_bps) 287 #define ntfs_btocn(off) (cn_t)((off) / ((ntmp)->ntm_spc * (ntmp)->ntm_bps)) 288 #define ntfs_btocl(off) (cn_t)((off + ntfs_cntob(1) - 1) / ((ntmp)->ntm_spc * (ntmp)->ntm_bps)) 289 #define ntfs_btocnoff(off) (off_t)((off) % ((ntmp)->ntm_spc * (ntmp)->ntm_bps)) 290 #define ntfs_bntob(bn) (daddr_t)((bn) * (ntmp)->ntm_bps) 291 292 #define ntfs_bpbl (daddr_t)((ntmp)->ntm_bps) 293 294 #if __FreeBSD_version >= 300000 || defined(__NetBSD__) 295 MALLOC_DECLARE(M_NTFSMNT); 296 MALLOC_DECLARE(M_NTFSNTNODE); 297 MALLOC_DECLARE(M_NTFSFNODE); 298 MALLOC_DECLARE(M_NTFSDIR); 299 MALLOC_DECLARE(M_NTFSNTHASH); 300 MALLOC_DECLARE(M_NTFSNTVATTR); 301 MALLOC_DECLARE(M_NTFSRDATA); 302 MALLOC_DECLARE(M_NTFSDECOMP); 303 MALLOC_DECLARE(M_NTFSRUN); 304 #endif 305 306 #ifdef __NetBSD__ 307 typedef int (vop_t)(void *); 308 #define HASHINIT(a, b, c, d) hashinit((a), HASH_LIST, (b), (c), (d)) 309 #define bqrelse(bp) brelse(bp) 310 #define VOP__UNLOCK(a, b, c) VOP_UNLOCK((a), (b)) 311 #define VGET(a, b, c) vget((a), (b)) 312 #define VN_LOCK(a, b, c) vn_lock((a), (b)) 313 314 #elif defined(__OpenBSD__) 315 typedef int (vop_t)(void *); 316 #define HASHINIT(a, b, c, d) hashinit((a), (b), (c), (d)) 317 #define bqrelse(bp) brelse(bp) 318 #define VOP__UNLOCK(a, b, c) VOP_UNLOCK((a), (b), (c)) 319 #define VGET(a, b, c) vget((a), (b), (c)) 320 #define VN_LOCK(a, b, c) vn_lock((a), (b), (c)) 321 322 #else /* !NetBSD && !OpenBSD */ 323 #define HASHINIT(a, b, c, d) hashinit((a), (b), (d)) 324 #define VOP__UNLOCK(a, b, c) VOP_UNLOCK((a), (b), (c)) 325 #define VGET(a, b, c) vget((a), (b), (c)) 326 #define VN_LOCK(a, b, c) vn_lock((a), (b), (c)) 327 328 /* PDIRUNLOCK is used by NetBSD to mark if vfs_lookup() unlocked parent dir; 329 * on FreeBSD, it's not defined and nothing similar exists */ 330 #define PDIRUNLOCK 0 331 #endif /* NetBSD */ 332 333 #if defined(NTFS_DEBUG) 334 extern int ntfs_debug; 335 #define DPRINTF(X, Y) do { if(ntfs_debug >= (X)) printf Y; } while(0) 336 #define dprintf(a) DPRINTF(1, a) 337 #define ddprintf(a) DPRINTF(2, a) 338 #else /* NTFS_DEBUG */ 339 #define DPRINTF(X, Y) 340 #define dprintf(a) 341 #define ddprintf(a) 342 #endif 343 344 extern vop_t **ntfs_vnodeop_p; 345