Annotation of sys/ntfs/ntfs.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: ntfs.h,v 1.5 2007/06/02 01:02:56 deraadt 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: typedef u_int64_t cn_t;
34: typedef u_int16_t wchar;
35:
36: #pragma pack(1)
37: #define BBSIZE 1024
38: #define BBOFF ((off_t)(0))
39: #define BBLOCK 0
40: #define NTFS_MFTINO 0
41: #define NTFS_VOLUMEINO 3
42: #define NTFS_ATTRDEFINO 4
43: #define NTFS_ROOTINO 5
44: #define NTFS_BITMAPINO 6
45: #define NTFS_BOOTINO 7
46: #define NTFS_BADCLUSINO 8
47: #define NTFS_UPCASEINO 10
48: #define NTFS_MAXFILENAME 255
49:
50: struct fixuphdr {
51: u_int32_t fh_magic;
52: u_int16_t fh_foff;
53: u_int16_t fh_fnum;
54: };
55:
56: #define NTFS_AF_INRUN 0x00000001
57: struct attrhdr {
58: u_int32_t a_type;
59: u_int32_t reclen;
60: u_int8_t a_flag;
61: u_int8_t a_namelen;
62: u_int8_t a_nameoff;
63: u_int8_t reserved1;
64: u_int8_t a_compression;
65: u_int8_t reserved2;
66: u_int16_t a_index;
67: };
68: #define NTFS_A_STD 0x10
69: #define NTFS_A_ATTRLIST 0x20
70: #define NTFS_A_NAME 0x30
71: #define NTFS_A_VOLUMENAME 0x60
72: #define NTFS_A_DATA 0x80
73: #define NTFS_A_INDXROOT 0x90
74: #define NTFS_A_INDX 0xA0
75: #define NTFS_A_INDXBITMAP 0xB0
76:
77: #define NTFS_MAXATTRNAME 255
78: struct attr {
79: struct attrhdr a_hdr;
80: union {
81: struct {
82: u_int16_t a_datalen;
83: u_int16_t reserved1;
84: u_int16_t a_dataoff;
85: u_int16_t a_indexed;
86: } a_S_r;
87: struct {
88: cn_t a_vcnstart;
89: cn_t a_vcnend;
90: u_int16_t a_dataoff;
91: u_int16_t a_compressalg;
92: u_int32_t reserved1;
93: u_int64_t a_allocated;
94: u_int64_t a_datalen;
95: u_int64_t a_initialized;
96: } a_S_nr;
97: } a_S;
98: };
99: #define a_r a_S.a_S_r
100: #define a_nr a_S.a_S_nr
101:
102: typedef struct {
103: u_int64_t t_create;
104: u_int64_t t_write;
105: u_int64_t t_mftwrite;
106: u_int64_t t_access;
107: } ntfs_times_t;
108:
109: #define NTFS_FFLAG_RDONLY 0x01LL
110: #define NTFS_FFLAG_HIDDEN 0x02LL
111: #define NTFS_FFLAG_SYSTEM 0x04LL
112: #define NTFS_FFLAG_ARCHIVE 0x20LL
113: #define NTFS_FFLAG_COMPRESSED 0x0800LL
114: #define NTFS_FFLAG_DIR 0x10000000LL
115:
116: struct attr_name {
117: u_int32_t n_pnumber; /* Parent ntnode */
118: u_int32_t reserved;
119: ntfs_times_t n_times;
120: u_int64_t n_size;
121: u_int64_t n_attrsz;
122: u_int64_t n_flag;
123: u_int8_t n_namelen;
124: u_int8_t n_nametype;
125: u_int16_t n_name[1];
126: };
127:
128: #define NTFS_IRFLAG_INDXALLOC 0x00000001
129: struct attr_indexroot {
130: u_int32_t ir_unkn1; /* always 0x30 */
131: u_int32_t ir_unkn2; /* always 0x1 */
132: u_int32_t ir_size;/* ??? */
133: u_int32_t ir_unkn3; /* number of cluster */
134: u_int32_t ir_unkn4; /* always 0x10 */
135: u_int32_t ir_datalen; /* sizeof simething */
136: u_int32_t ir_allocated; /* same as above */
137: u_int16_t ir_flag;/* ?? always 1 */
138: u_int16_t ir_unkn7;
139: };
140:
141: struct attr_attrlist {
142: u_int32_t al_type; /* Attribute type */
143: u_int16_t reclen; /* length of this entry */
144: u_int8_t al_namelen; /* Attribute name len */
145: u_int8_t al_nameoff; /* Name offset from entry start */
146: u_int64_t al_vcnstart; /* VCN number */
147: u_int32_t al_inumber; /* Parent ntnode */
148: u_int32_t reserved;
149: u_int16_t al_index; /* Attribute index in MFT record */
150: u_int16_t al_name[1]; /* Name */
151: };
152:
153: #define NTFS_INDXMAGIC (u_int32_t)(0x58444E49)
154: struct attr_indexalloc {
155: struct fixuphdr ia_fixup;
156: u_int64_t unknown1;
157: cn_t ia_bufcn;
158: u_int16_t ia_hdrsize;
159: u_int16_t unknown2;
160: u_int32_t ia_inuse;
161: u_int32_t ia_allocated;
162: };
163:
164: #define NTFS_IEFLAG_SUBNODE 0x00000001
165: #define NTFS_IEFLAG_LAST 0x00000002
166:
167: struct attr_indexentry {
168: u_int32_t ie_number;
169: u_int32_t unknown1;
170: u_int16_t reclen;
171: u_int16_t ie_size;
172: u_int32_t ie_flag;/* 1 - has subnodes, 2 - last */
173: u_int32_t ie_fpnumber;
174: u_int32_t unknown2;
175: ntfs_times_t ie_ftimes;
176: u_int64_t ie_fallocated;
177: u_int64_t ie_fsize;
178: u_int64_t ie_fflag;
179: u_int8_t ie_fnamelen;
180: u_int8_t ie_fnametype;
181: wchar ie_fname[NTFS_MAXFILENAME];
182: /* cn_t ie_bufcn; buffer with subnodes */
183: };
184:
185: #define NTFS_FILEMAGIC (u_int32_t)(0x454C4946)
186: #define NTFS_FRFLAG_DIR 0x0002
187: struct filerec {
188: struct fixuphdr fr_fixup;
189: u_int8_t reserved[8];
190: u_int16_t fr_seqnum; /* Sequence number */
191: u_int16_t fr_nlink;
192: u_int16_t fr_attroff; /* offset to attributes */
193: u_int16_t fr_flags; /* 1-nonresident attr, 2-directory */
194: u_int32_t fr_size;/* hdr + attributes */
195: u_int32_t fr_allocated; /* allocated length of record */
196: u_int64_t fr_mainrec; /* main record */
197: u_int16_t fr_attrnum; /* maximum attr number + 1 ??? */
198: };
199:
200: #define NTFS_ATTRNAME_MAXLEN 0x40
201: #define NTFS_ADFLAG_NONRES 0x0080 /* Attrib can be non resident */
202: #define NTFS_ADFLAG_INDEX 0x0002 /* Attrib can be indexed */
203: struct attrdef {
204: wchar ad_name[NTFS_ATTRNAME_MAXLEN];
205: u_int32_t ad_type;
206: u_int32_t reserved1[2];
207: u_int32_t ad_flag;
208: u_int64_t ad_minlen;
209: u_int64_t ad_maxlen; /* -1 for nonlimited */
210: };
211:
212: struct ntvattrdef {
213: char ad_name[0x40];
214: int ad_namelen;
215: u_int32_t ad_type;
216: };
217:
218: #define NTFS_BBID "NTFS "
219: #define NTFS_BBIDLEN 8
220: struct bootfile {
221: u_int8_t reserved1[3]; /* asm jmp near ... */
222: u_int8_t bf_sysid[8]; /* 'NTFS ' */
223: u_int16_t bf_bps; /* bytes per sector */
224: u_int8_t bf_spc; /* sectors per cluster */
225: u_int8_t reserved2[7]; /* unused (zeroed) */
226: u_int8_t bf_media; /* media desc. (0xF8) */
227: u_int8_t reserved3[2];
228: u_int16_t bf_spt; /* sectors per track */
229: u_int16_t bf_heads; /* number of heads */
230: u_int8_t reserver4[12];
231: u_int64_t bf_spv; /* sectors per volume */
232: cn_t bf_mftcn; /* $MFT cluster number */
233: cn_t bf_mftmirrcn; /* $MFTMirr cn */
234: u_int8_t bf_mftrecsz; /* MFT record size (clust) */
235: /* 0xF6 inducates 1/4 */
236: u_int32_t bf_ibsz; /* index buffer size */
237: u_int32_t bf_volsn; /* volume ser. num. */
238: };
239:
240: #pragma pack()
241:
242: typedef wchar (ntfs_wget_func_t)(const char **);
243: typedef int (ntfs_wput_func_t)(char *, size_t, wchar);
244: typedef int (ntfs_wcmp_func_t)(wchar, wchar);
245:
246: #define NTFS_SYSNODESNUM 0x0B
247: struct ntfsmount {
248: struct mount *ntm_mountp; /* filesystem vfs structure */
249: struct bootfile ntm_bootfile;
250: dev_t ntm_dev; /* device mounted */
251: struct vnode *ntm_devvp; /* block device mounted vnode */
252: struct vnode *ntm_sysvn[NTFS_SYSNODESNUM];
253: u_int32_t ntm_bpmftrec;
254: uid_t ntm_uid;
255: gid_t ntm_gid;
256: mode_t ntm_mode;
257: u_long ntm_flag;
258: cn_t ntm_cfree;
259: struct ntvattrdef *ntm_ad;
260: int ntm_adnum;
261: struct netexport ntm_export; /* export information */
262: ntfs_wget_func_t *ntm_wget; /* decode string to Unicode string */
263: ntfs_wput_func_t *ntm_wput; /* encode Unicode string to string */
264: ntfs_wcmp_func_t *ntm_wcmp; /* compare to wide characters */
265: };
266:
267: #define ntm_mftcn ntm_bootfile.bf_mftcn
268: #define ntm_mftmirrcn ntm_bootfile.bf_mftmirrcn
269: #define ntm_mftrecsz ntm_bootfile.bf_mftrecsz
270: #define ntm_spc ntm_bootfile.bf_spc
271: #define ntm_bps ntm_bootfile.bf_bps
272:
273: #define NTFS_NEXTREC(s, type) ((type)(((caddr_t) s) + (s)->reclen))
274:
275: /* Convert mount ptr to ntfsmount ptr. */
276: #define VFSTONTFS(mp) ((struct ntfsmount *)((mp)->mnt_data))
277: #define VTONT(v) FTONT(VTOF(v))
278: #define VTOF(v) ((struct fnode *)((v)->v_data))
279: #define FTOV(f) ((f)->f_vp)
280: #define FTONT(f) ((f)->f_ip)
281: #define ntfs_cntobn(cn) (daddr64_t)((cn) * (ntmp->ntm_spc))
282: #define ntfs_cntob(cn) (off_t)((cn) * (ntmp)->ntm_spc * (ntmp)->ntm_bps)
283: #define ntfs_btocn(off) (cn_t)((off) / ((ntmp)->ntm_spc * (ntmp)->ntm_bps))
284: #define ntfs_btocl(off) (cn_t)((off + ntfs_cntob(1) - 1) / ((ntmp)->ntm_spc * (ntmp)->ntm_bps))
285: #define ntfs_btocnoff(off) (off_t)((off) % ((ntmp)->ntm_spc * (ntmp)->ntm_bps))
286: #define ntfs_bntob(bn) (int32_t)((bn) * (ntmp)->ntm_bps)
287:
288: #if __FreeBSD_version >= 300000 || defined(__NetBSD__)
289: MALLOC_DECLARE(M_NTFSMNT);
290: MALLOC_DECLARE(M_NTFSNTNODE);
291: MALLOC_DECLARE(M_NTFSFNODE);
292: MALLOC_DECLARE(M_NTFSDIR);
293: MALLOC_DECLARE(M_NTFSNTHASH);
294: MALLOC_DECLARE(M_NTFSNTVATTR);
295: MALLOC_DECLARE(M_NTFSRDATA);
296: MALLOC_DECLARE(M_NTFSDECOMP);
297: MALLOC_DECLARE(M_NTFSRUN);
298: #endif
299:
300: #ifdef __NetBSD__
301: typedef int (vop_t)(void *);
302: #define HASHINIT(a, b, c, d) hashinit((a), HASH_LIST, (b), (c), (d))
303: #define bqrelse(bp) brelse(bp)
304: #define VOP__UNLOCK(a, b, c) VOP_UNLOCK((a), (b))
305: #define VGET(a, b, c) vget((a), (b))
306: #define VN_LOCK(a, b, c) vn_lock((a), (b))
307:
308: #elif defined(__OpenBSD__)
309: typedef int (vop_t)(void *);
310: #define HASHINIT(a, b, c, d) hashinit((a), (b), (c), (d))
311: #define bqrelse(bp) brelse(bp)
312: #define VOP__UNLOCK(a, b, c) VOP_UNLOCK((a), (b), (c))
313: #define VGET(a, b, c) vget((a), (b), (c))
314: #define VN_LOCK(a, b, c) vn_lock((a), (b), (c))
315:
316: #else /* !NetBSD && !OpenBSD */
317: #define HASHINIT(a, b, c, d) hashinit((a), (b), (d))
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: /* PDIRUNLOCK is used by NetBSD to mark if vfs_lookup() unlocked parent dir;
323: * on FreeBSD, it's not defined and nothing similar exists */
324: #define PDIRUNLOCK 0
325: #endif /* NetBSD */
326:
327: #if defined(NTFS_DEBUG)
328: extern int ntfs_debug;
329: #define DPRINTF(X, Y) do { if(ntfs_debug >= (X)) printf Y; } while(0)
330: #define dprintf(a) DPRINTF(1, a)
331: #define ddprintf(a) DPRINTF(2, a)
332: #else /* NTFS_DEBUG */
333: #define DPRINTF(X, Y)
334: #define dprintf(a)
335: #define ddprintf(a)
336: #endif
337:
338: extern vop_t **ntfs_vnodeop_p;
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