1 | /* $NetBSD: disklabel.h,v 1.119 2015/12/08 20:36:15 christos Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1987, 1988, 1993 |
5 | * The Regents of the University of California. All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. Neither the name of the University nor the names of its contributors |
16 | * may be used to endorse or promote products derived from this software |
17 | * without specific prior written permission. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
29 | * SUCH DAMAGE. |
30 | * |
31 | * @(#)disklabel.h 8.2 (Berkeley) 7/10/94 |
32 | */ |
33 | |
34 | #ifndef _SYS_DISKLABEL_H_ |
35 | #define _SYS_DISKLABEL_H_ |
36 | |
37 | /* |
38 | * We need <machine/types.h> for __HAVE_OLD_DISKLABEL |
39 | */ |
40 | #ifndef _LOCORE |
41 | #include <sys/types.h> |
42 | #endif |
43 | |
44 | /* |
45 | * Each disk has a label which includes information about the hardware |
46 | * disk geometry, filesystem partitions, and drive specific information. |
47 | * The location of the label, as well as the number of partitions the |
48 | * label can describe and the number of the "whole disk" (raw) |
49 | * partition are machine dependent. |
50 | */ |
51 | #if HAVE_NBTOOL_CONFIG_H |
52 | #undef MAXPARTITIONS |
53 | #define MAXPARTITIONS MAXMAXPARTITIONS |
54 | #else |
55 | #include <machine/disklabel.h> |
56 | #endif /* HAVE_NBTOOL_CONFIG_H */ |
57 | |
58 | /* |
59 | * The absolute maximum number of disk partitions allowed. |
60 | * This is the maximum value of MAXPARTITIONS for which 'struct disklabel' |
61 | * is <= DEV_BSIZE bytes long. If MAXPARTITIONS is greater than this, beware. |
62 | */ |
63 | #define MAXMAXPARTITIONS 22 |
64 | #if MAXPARTITIONS > MAXMAXPARTITIONS |
65 | #warning beware: MAXPARTITIONS bigger than MAXMAXPARTITIONS |
66 | #endif |
67 | |
68 | /* |
69 | * Ports can switch their MAXPARTITIONS once, as follows: |
70 | * |
71 | * - define OLDMAXPARTITIONS in <machine/disklabel.h> as the old number |
72 | * - define MAXPARTITIONS as the new number |
73 | * - define DISKUNIT, DISKPART and DISKMINOR macros in <machine/disklabel.h> |
74 | * as appropriate for the port (see the i386 one for an example). |
75 | * - define __HAVE_OLD_DISKLABEL in <machine/types.h> |
76 | */ |
77 | |
78 | #if defined(_KERNEL) && defined(__HAVE_OLD_DISKLABEL) && \ |
79 | (MAXPARTITIONS < OLDMAXPARTITIONS) |
80 | #error "can only grow disklabel size" |
81 | #endif |
82 | |
83 | |
84 | /* |
85 | * Translate between device numbers and major/disk unit/disk partition. |
86 | */ |
87 | #ifndef __HAVE_OLD_DISKLABEL |
88 | #if !HAVE_NBTOOL_CONFIG_H |
89 | #define DISKUNIT(dev) (minor(dev) / MAXPARTITIONS) |
90 | #define DISKPART(dev) (minor(dev) % MAXPARTITIONS) |
91 | #define DISKMINOR(unit, part) \ |
92 | (((unit) * MAXPARTITIONS) + (part)) |
93 | #endif /* !HAVE_NBTOOL_CONFIG_H */ |
94 | #endif |
95 | #define MAKEDISKDEV(maj, unit, part) \ |
96 | (makedev((maj), DISKMINOR((unit), (part)))) |
97 | |
98 | #define DISKMAGIC ((uint32_t)0x82564557) /* The disk magic number */ |
99 | |
100 | #ifndef _LOCORE |
101 | struct partition { /* the partition table */ |
102 | uint32_t p_size; /* number of sectors in partition */ |
103 | uint32_t p_offset; /* starting sector */ |
104 | union { |
105 | uint32_t fsize; /* FFS, ADOS: filesystem basic fragment size */ |
106 | uint32_t cdsession; /* ISO9660: session offset */ |
107 | } __partition_u2; |
108 | #define p_fsize __partition_u2.fsize |
109 | #define p_cdsession __partition_u2.cdsession |
110 | uint8_t p_fstype; /* filesystem type, see below */ |
111 | uint8_t p_frag; /* filesystem fragments per block */ |
112 | union { |
113 | uint16_t cpg; /* UFS: FS cylinders per group */ |
114 | uint16_t sgs; /* LFS: FS segment shift */ |
115 | } __partition_u1; |
116 | #define p_cpg __partition_u1.cpg |
117 | #define p_sgs __partition_u1.sgs |
118 | }; |
119 | struct disklabel { |
120 | uint32_t d_magic; /* the magic number */ |
121 | uint16_t d_type; /* drive type */ |
122 | uint16_t d_subtype; /* controller/d_type specific */ |
123 | char d_typename[16]; /* type name, e.g. "eagle" */ |
124 | |
125 | /* |
126 | * d_packname contains the pack identifier and is returned when |
127 | * the disklabel is read off the disk or in-core copy. |
128 | * d_boot0 and d_boot1 are the (optional) names of the |
129 | * primary (block 0) and secondary (block 1-15) bootstraps |
130 | * as found in /usr/mdec. These are returned when using |
131 | * getdiskbyname(3) to retrieve the values from /etc/disktab. |
132 | */ |
133 | union { |
134 | char un_d_packname[16]; /* pack identifier */ |
135 | struct { |
136 | char *un_d_boot0; /* primary bootstrap name */ |
137 | char *un_d_boot1; /* secondary bootstrap name */ |
138 | } un_b; |
139 | uint64_t un_d_pad; /* force 8 byte alignment */ |
140 | } d_un; |
141 | #define d_packname d_un.un_d_packname |
142 | #define d_boot0 d_un.un_b.un_d_boot0 |
143 | #define d_boot1 d_un.un_b.un_d_boot1 |
144 | |
145 | /* disk geometry: */ |
146 | uint32_t d_secsize; /* # of bytes per sector */ |
147 | uint32_t d_nsectors; /* # of data sectors per track */ |
148 | uint32_t d_ntracks; /* # of tracks per cylinder */ |
149 | uint32_t d_ncylinders; /* # of data cylinders per unit */ |
150 | uint32_t d_secpercyl; /* # of data sectors per cylinder */ |
151 | uint32_t d_secperunit; /* # of data sectors per unit */ |
152 | |
153 | /* |
154 | * Spares (bad sector replacements) below are not counted in |
155 | * d_nsectors or d_secpercyl. Spare sectors are assumed to |
156 | * be physical sectors which occupy space at the end of each |
157 | * track and/or cylinder. |
158 | */ |
159 | uint16_t d_sparespertrack; /* # of spare sectors per track */ |
160 | uint16_t d_sparespercyl; /* # of spare sectors per cylinder */ |
161 | /* |
162 | * Alternative cylinders include maintenance, replacement, |
163 | * configuration description areas, etc. |
164 | */ |
165 | uint32_t d_acylinders; /* # of alt. cylinders per unit */ |
166 | |
167 | /* hardware characteristics: */ |
168 | /* |
169 | * d_interleave, d_trackskew and d_cylskew describe perturbations |
170 | * in the media format used to compensate for a slow controller. |
171 | * Interleave is physical sector interleave, set up by the |
172 | * formatter or controller when formatting. When interleaving is |
173 | * in use, logically adjacent sectors are not physically |
174 | * contiguous, but instead are separated by some number of |
175 | * sectors. It is specified as the ratio of physical sectors |
176 | * traversed per logical sector. Thus an interleave of 1:1 |
177 | * implies contiguous layout, while 2:1 implies that logical |
178 | * sector 0 is separated by one sector from logical sector 1. |
179 | * d_trackskew is the offset of sector 0 on track N relative to |
180 | * sector 0 on track N-1 on the same cylinder. Finally, d_cylskew |
181 | * is the offset of sector 0 on cylinder N relative to sector 0 |
182 | * on cylinder N-1. |
183 | */ |
184 | uint16_t d_rpm; /* rotational speed */ |
185 | uint16_t d_interleave; /* hardware sector interleave */ |
186 | uint16_t d_trackskew; /* sector 0 skew, per track */ |
187 | uint16_t d_cylskew; /* sector 0 skew, per cylinder */ |
188 | uint32_t d_headswitch; /* head switch time, usec */ |
189 | uint32_t d_trkseek; /* track-to-track seek, usec */ |
190 | uint32_t d_flags; /* generic flags */ |
191 | #define NDDATA 5 |
192 | uint32_t d_drivedata[NDDATA]; /* drive-type specific information */ |
193 | #define NSPARE 5 |
194 | uint32_t d_spare[NSPARE]; /* reserved for future use */ |
195 | uint32_t d_magic2; /* the magic number (again) */ |
196 | uint16_t d_checksum; /* xor of data incl. partitions */ |
197 | |
198 | /* filesystem and partition information: */ |
199 | uint16_t d_npartitions; /* number of partitions in following */ |
200 | uint32_t d_bbsize; /* size of boot area at sn0, bytes */ |
201 | uint32_t d_sbsize; /* max size of fs superblock, bytes */ |
202 | struct partition d_partitions[MAXPARTITIONS]; |
203 | /* the partition table, actually may be more */ |
204 | }; |
205 | |
206 | #if defined(__HAVE_OLD_DISKLABEL) && !HAVE_NBTOOL_CONFIG_H |
207 | /* |
208 | * Same as above, but with OLDMAXPARTITIONS partitions. For use in |
209 | * the old DIOC* ioctl calls. |
210 | */ |
211 | struct olddisklabel { |
212 | uint32_t d_magic; |
213 | uint16_t d_type; |
214 | uint16_t d_subtype; |
215 | char d_typename[16]; |
216 | union { |
217 | char un_d_packname[16]; |
218 | struct { |
219 | char *un_d_boot0; |
220 | char *un_d_boot1; |
221 | } un_b; |
222 | } d_un; |
223 | uint32_t d_secsize; |
224 | uint32_t d_nsectors; |
225 | uint32_t d_ntracks; |
226 | uint32_t d_ncylinders; |
227 | uint32_t d_secpercyl; |
228 | uint32_t d_secperunit; |
229 | uint16_t d_sparespertrack; |
230 | uint16_t d_sparespercyl; |
231 | uint32_t d_acylinders; |
232 | uint16_t d_rpm; |
233 | uint16_t d_interleave; |
234 | uint16_t d_trackskew; |
235 | uint16_t d_cylskew; |
236 | uint32_t d_headswitch; |
237 | uint32_t d_trkseek; |
238 | uint32_t d_flags; |
239 | uint32_t d_drivedata[NDDATA]; |
240 | uint32_t d_spare[NSPARE]; |
241 | uint32_t d_magic2; |
242 | uint16_t d_checksum; |
243 | uint16_t d_npartitions; |
244 | uint32_t d_bbsize; |
245 | uint32_t d_sbsize; |
246 | struct opartition { |
247 | uint32_t p_size; |
248 | uint32_t p_offset; |
249 | union { |
250 | uint32_t fsize; |
251 | uint32_t cdsession; |
252 | } __partition_u2; |
253 | uint8_t p_fstype; |
254 | uint8_t p_frag; |
255 | union { |
256 | uint16_t cpg; |
257 | uint16_t sgs; |
258 | } __partition_u1; |
259 | } d_partitions[OLDMAXPARTITIONS]; |
260 | }; |
261 | #endif /* __HAVE_OLD_DISKLABEL */ |
262 | #else /* _LOCORE */ |
263 | /* |
264 | * offsets for asm boot files. |
265 | */ |
266 | .set d_secsize,40 |
267 | .set d_nsectors,44 |
268 | .set d_ntracks,48 |
269 | .set d_ncylinders,52 |
270 | .set d_secpercyl,56 |
271 | .set d_secperunit,60 |
272 | .set d_end_,148+(MAXPARTITIONS*16) |
273 | #endif /* _LOCORE */ |
274 | |
275 | /* |
276 | * We normally use C99 initialisers (just in case the lists below are out |
277 | * of sequence, or have gaps), but lint doesn't grok them. |
278 | * Maybe some host compilers don't either, but many have for quite some time. |
279 | */ |
280 | |
281 | #ifndef lint |
282 | #define ARRAY_INIT(element,value) [element]=value |
283 | #else |
284 | #define ARRAY_INIT(element,value) value |
285 | #endif |
286 | |
287 | /* Use pre-processor magic to get all the parameters one one line... */ |
288 | |
289 | /* d_type values: */ |
290 | #define DKTYPE_DEFN(x) \ |
291 | x(UNKNOWN, 0, "unknown") \ |
292 | x(SMD, 1, "SMD") /* SMD, XSMD; VAX hp/up */ \ |
293 | x(MSCP, 2, "MSCP") /* MSCP */ \ |
294 | x(DEC, 3, "old DEC") /* other DEC (rk, rl) */ \ |
295 | x(SCSI, 4, "SCSI") /* SCSI */ \ |
296 | x(ESDI, 5, "ESDI") /* ESDI interface */ \ |
297 | x(ST506, 6, "ST506") /* ST506 etc. */ \ |
298 | x(HPIB, 7, "HP-IB") /* CS/80 on HP-IB */ \ |
299 | x(HPFL, 8, "HP-FL") /* HP Fiber-link */ \ |
300 | x(TYPE_9, 9, "type 9") \ |
301 | x(FLOPPY, 10, "floppy") /* floppy */ \ |
302 | x(CCD, 11, "ccd") /* concatenated disk device */ \ |
303 | x(VND, 12, "vnd") /* uvnode pseudo-disk */ \ |
304 | x(ATAPI, 13, "ATAPI") /* ATAPI */ \ |
305 | x(RAID, 14, "RAID") /* RAIDframe */ \ |
306 | x(LD, 15, "ld") /* logical disk */ \ |
307 | x(JFS2, 16, "jfs") /* IBM JFS2 */ \ |
308 | x(CGD, 17, "cgd") /* cryptographic pseudo-disk */ \ |
309 | x(VINUM, 18, "vinum") /* vinum volume */ \ |
310 | x(FLASH, 19, "flash") /* flash memory devices */ \ |
311 | x(DM, 20, "dm") /* device-mapper pseudo-disk devices */\ |
312 | x(RUMPD, 21, "rumpd") /* rump virtual disk */ \ |
313 | x(MD, 22, "md") /* memory disk */ \ |
314 | |
315 | #ifndef _LOCORE |
316 | #define DKTYPE_NUMS(tag, number, name) __CONCAT(DKTYPE_,tag=number), |
317 | #ifndef DKTYPE_ENUMNAME |
318 | #define DKTYPE_ENUMNAME |
319 | #endif |
320 | enum DKTYPE_ENUMNAME { DKTYPE_DEFN(DKTYPE_NUMS) DKMAXTYPES }; |
321 | #undef DKTYPE_NUMS |
322 | #endif |
323 | |
324 | #ifdef DKTYPENAMES |
325 | #define DKTYPE_NAMES(tag, number, name) ARRAY_INIT(number,name), |
326 | static const char *const dktypenames[] = { DKTYPE_DEFN(DKTYPE_NAMES) NULL }; |
327 | #undef DKTYPE_NAMES |
328 | #endif |
329 | |
330 | /* |
331 | * Partition type names, numbers, label-names, fsck prog, and mount prog |
332 | */ |
333 | #define FSTYPE_DEFN(x) \ |
334 | x(UNUSED, 0, "unused", NULL, NULL) /* unused */ \ |
335 | x(SWAP, 1, "swap", NULL, NULL) /* swap */ \ |
336 | x(V6, 2, "Version 6", NULL, NULL) /* Sixth Edition */ \ |
337 | x(V7, 3, "Version 7", "v7fs", "v7fs") /* Seventh Edition */ \ |
338 | x(SYSV, 4, "System V", NULL, NULL) /* System V */ \ |
339 | x(V71K, 5, "4.1BSD", NULL, NULL) /* V7, 1K blocks (4.1, 2.9) */ \ |
340 | x(V8, 6, "Eighth Edition",NULL, NULL) /* Eighth Edition, 4K blocks */ \ |
341 | x(BSDFFS, 7, "4.2BSD", "ffs", "ffs") /* 4.2BSD fast file system */ \ |
342 | x(MSDOS, 8, "MSDOS", "msdos", "msdos") /* MSDOS file system */ \ |
343 | x(BSDLFS, 9, "4.4LFS", "lfs", "lfs") /* 4.4BSD log-structured FS */ \ |
344 | x(OTHER, 10, "unknown", NULL, NULL) /* in use, unknown/unsupported */\ |
345 | x(HPFS, 11, "HPFS", NULL, NULL) /* OS/2 high-performance FS */ \ |
346 | x(ISO9660, 12, "ISO9660", NULL, "cd9660")/* ISO 9660, normally CD-ROM */ \ |
347 | x(BOOT, 13, "boot", NULL, NULL) /* bootstrap code in partition */\ |
348 | x(ADOS, 14, "ADOS", NULL, "ados") /* AmigaDOS fast file system */ \ |
349 | x(HFS, 15, "HFS", NULL, NULL) /* Macintosh HFS */ \ |
350 | x(FILECORE,16, "FILECORE", NULL, "filecore")/* Acorn Filecore FS */ \ |
351 | x(EX2FS, 17, "Linux Ext2","ext2fs","ext2fs")/* Linux Extended 2 FS */ \ |
352 | x(NTFS, 18, "NTFS", NULL, "ntfs") /* Windows/NT file system */ \ |
353 | x(RAID, 19, "RAID", NULL, NULL) /* RAIDframe component */ \ |
354 | x(CCD, 20, "ccd", NULL, NULL) /* concatenated disk component */\ |
355 | x(JFS2, 21, "jfs", NULL, NULL) /* IBM JFS2 */ \ |
356 | x(APPLEUFS,22, "Apple UFS", "ffs", "ffs") /* Apple UFS */ \ |
357 | /* XXX this is not the same as FreeBSD. How to solve? */ \ |
358 | x(VINUM, 23, "vinum", NULL, NULL) /* Vinum */ \ |
359 | x(UDF, 24, "UDF", NULL, "udf") /* UDF */ \ |
360 | x(SYSVBFS, 25, "SysVBFS", NULL, "sysvbfs")/* System V boot file system */ \ |
361 | x(EFS, 26, "EFS", NULL, "efs") /* SGI's Extent Filesystem */ \ |
362 | x(NILFS, 27, "NiLFS", NULL, "nilfs") /* NTT's NiLFS(2) */ \ |
363 | x(CGD, 28, "cgd", NULL, NULL) /* Cryptographic disk */ \ |
364 | x(MINIXFS3,29, "MINIX FSv3", NULL, NULL) /* MINIX file system v3 */ |
365 | |
366 | |
367 | #ifndef _LOCORE |
368 | #define FS_TYPENUMS(tag, number, name, fsck, mount) __CONCAT(FS_,tag=number), |
369 | #ifndef FSTYPE_ENUMNAME |
370 | #define FSTYPE_ENUMNAME |
371 | #endif |
372 | enum FSTYPE_ENUMNAME { FSTYPE_DEFN(FS_TYPENUMS) FSMAXTYPES }; |
373 | #undef FS_TYPENUMS |
374 | #endif |
375 | |
376 | #ifdef FSTYPENAMES |
377 | #define FS_TYPENAMES(tag, number, name, fsck, mount) ARRAY_INIT(number,name), |
378 | static const char *const fstypenames[] = { FSTYPE_DEFN(FS_TYPENAMES) NULL }; |
379 | #undef FS_TYPENAMES |
380 | #endif |
381 | |
382 | #ifdef FSCKNAMES |
383 | /* These are the names MOUNT_XXX from <sys/mount.h> */ |
384 | #define FS_FSCKNAMES(tag, number, name, fsck, mount) ARRAY_INIT(number,fsck), |
385 | static const char *const fscknames[] = { FSTYPE_DEFN(FS_FSCKNAMES) NULL }; |
386 | #undef FS_FSCKNAMES |
387 | #define FSMAXNAMES FSMAXTYPES |
388 | #endif |
389 | |
390 | #ifdef MOUNTNAMES |
391 | /* These are the names MOUNT_XXX from <sys/mount.h> */ |
392 | #define FS_MOUNTNAMES(tag, number, name, fsck, mount) ARRAY_INIT(number,mount), |
393 | static const char *const mountnames[] = { FSTYPE_DEFN(FS_MOUNTNAMES) NULL }; |
394 | #undef FS_MOUNTNAMES |
395 | #define FSMAXMOUNTNAMES FSMAXTYPES |
396 | #endif |
397 | |
398 | /* |
399 | * flags shared by various drives: |
400 | */ |
401 | #define D_REMOVABLE 0x01 /* removable media */ |
402 | #define D_ECC 0x02 /* supports ECC */ |
403 | #define D_BADSECT 0x04 /* supports bad sector forw. */ |
404 | #define D_RAMDISK 0x08 /* disk emulator */ |
405 | #define D_CHAIN 0x10 /* can do back-back transfers */ |
406 | #define D_SCSI_MMC 0x20 /* SCSI MMC sessioned media */ |
407 | |
408 | /* |
409 | * Drive data for SMD. |
410 | */ |
411 | #define d_smdflags d_drivedata[0] |
412 | #define D_SSE 0x1 /* supports skip sectoring */ |
413 | #define d_mindist d_drivedata[1] |
414 | #define d_maxdist d_drivedata[2] |
415 | #define d_sdist d_drivedata[3] |
416 | |
417 | /* |
418 | * Drive data for ST506. |
419 | */ |
420 | #define d_precompcyl d_drivedata[0] |
421 | #define d_gap3 d_drivedata[1] /* used only when formatting */ |
422 | |
423 | /* |
424 | * Drive data for SCSI. |
425 | */ |
426 | #define d_blind d_drivedata[0] |
427 | |
428 | #ifndef _LOCORE |
429 | /* |
430 | * Structure used to perform a format or other raw operation, |
431 | * returning data and/or register values. Register identification |
432 | * and format are device- and driver-dependent. Currently unused. |
433 | */ |
434 | struct format_op { |
435 | char *df_buf; |
436 | int df_count; /* value-result */ |
437 | daddr_t df_startblk; |
438 | int df_reg[8]; /* result */ |
439 | }; |
440 | |
441 | #ifdef _KERNEL |
442 | /* |
443 | * Structure used internally to retrieve information about a partition |
444 | * on a disk. |
445 | */ |
446 | struct partinfo { |
447 | uint64_t pi_offset; |
448 | uint64_t pi_size; |
449 | uint32_t pi_secsize; |
450 | uint32_t pi_bsize; |
451 | uint8_t pi_fstype; |
452 | uint8_t pi_frag; |
453 | uint16_t pi_cpg; |
454 | uint32_t pi_fsize; |
455 | }; |
456 | |
457 | struct disk; |
458 | |
459 | int disk_read_sectors(void (*)(struct buf *), const struct disklabel *, |
460 | struct buf *, unsigned int, int); |
461 | void diskerr(const struct buf *, const char *, const char *, int, |
462 | int, const struct disklabel *); |
463 | u_int dkcksum(struct disklabel *); |
464 | u_int dkcksum_sized(struct disklabel *, size_t); |
465 | int setdisklabel(struct disklabel *, struct disklabel *, u_long, |
466 | struct cpu_disklabel *); |
467 | const char *readdisklabel(dev_t, void (*)(struct buf *), |
468 | struct disklabel *, struct cpu_disklabel *); |
469 | int writedisklabel(dev_t, void (*)(struct buf *), struct disklabel *, |
470 | struct cpu_disklabel *); |
471 | const char *convertdisklabel(struct disklabel *, void (*)(struct buf *), |
472 | struct buf *, uint32_t); |
473 | int bounds_check_with_label(struct disk *, struct buf *, int); |
474 | int bounds_check_with_mediasize(struct buf *, int, uint64_t); |
475 | const char *getfstypename(int); |
476 | #endif |
477 | #endif /* _LOCORE */ |
478 | |
479 | #if !defined(_KERNEL) && !defined(_LOCORE) |
480 | |
481 | #include <sys/cdefs.h> |
482 | |
483 | #endif |
484 | |
485 | #endif /* !_SYS_DISKLABEL_H_ */ |
486 | |