geom/raid3/g_raid3.h

259     struct g_raid3_metadata *md);
260 int g_raid3_read_metadata(struct g_consumer *cp, struct g_raid3_metadata *md);
262     struct g_raid3_metadata *md);
288 raid3_metadata_encode(struct g_raid3_metadata *md, u_char *data)
292 	bcopy(md->md_magic, data, 16);
293 	le32enc(data + 16, md->md_version);
294 	bcopy(md->md_name, data + 20, 16);
295 	le32enc(data + 36, md->md_id);
296 	le16enc(data + 40, md->md_no);
297 	le16enc(data + 42, md->md_all);
298 	le32enc(data + 44, md->md_genid);
299 	le32enc(data + 48, md->md_syncid);
300 	le64enc(data + 52, md->md_mediasize);
301 	le32enc(data + 60, md->md_sectorsize);
302 	le64enc(data + 64, md->md_sync_offset);
303 	le64enc(data + 72, md->md_mflags);
304 	le64enc(data + 80, md->md_dflags);
305 	bcopy(md->md_provider, data + 88, 16);
306 	le64enc(data + 104, md->md_provsize);
309 	MD5Final(md->md_hash, &ctx);
310 	bcopy(md->md_hash, data + 112, 16);
313 raid3_metadata_decode_v0v1v2(const u_char *data, struct g_raid3_metadata *md)
317 	bcopy(data + 20, md->md_name, 16);
318 	md->md_id = le32dec(data + 36);
319 	md->md_no = le16dec(data + 40);
320 	md->md_all = le16dec(data + 42);
321 	md->md_syncid = le32dec(data + 44);
322 	md->md_mediasize = le64dec(data + 48);
323 	md->md_sectorsize = le32dec(data + 56);
324 	md->md_sync_offset = le64dec(data + 60);
325 	md->md_mflags = le64dec(data + 68);
326 	md->md_dflags = le64dec(data + 76);
327 	bcopy(data + 84, md->md_provider, 16);
328 	bcopy(data + 100, md->md_hash, 16);
331 	MD5Final(md->md_hash, &ctx);
332 	if (bcmp(md->md_hash, data + 100, 16) != 0)
336 	md->md_genid = 0;
337 	md->md_provsize = 0;
342 raid3_metadata_decode_v3(const u_char *data, struct g_raid3_metadata *md)
346 	bcopy(data + 20, md->md_name, 16);
347 	md->md_id = le32dec(data + 36);
348 	md->md_no = le16dec(data + 40);
349 	md->md_all = le16dec(data + 42);
350 	md->md_genid = le32dec(data + 44);
351 	md->md_syncid = le32dec(data + 48);
352 	md->md_mediasize = le64dec(data + 52);
353 	md->md_sectorsize = le32dec(data + 60);
354 	md->md_sync_offset = le64dec(data + 64);
355 	md->md_mflags = le64dec(data + 72);
356 	md->md_dflags = le64dec(data + 80);
357 	bcopy(data + 88, md->md_provider, 16);
358 	bcopy(data + 104, md->md_hash, 16);
361 	MD5Final(md->md_hash, &ctx);
362 	if (bcmp(md->md_hash, data + 104, 16) != 0)
366 	md->md_provsize = 0;
371 raid3_metadata_decode_v4v5(const u_char *data, struct g_raid3_metadata *md)
375 	bcopy(data + 20, md->md_name, 16);
376 	md->md_id = le32dec(data + 36);
377 	md->md_no = le16dec(data + 40);
378 	md->md_all = le16dec(data + 42);
379 	md->md_genid = le32dec(data + 44);
380 	md->md_syncid = le32dec(data + 48);
381 	md->md_mediasize = le64dec(data + 52);
382 	md->md_sectorsize = le32dec(data + 60);
383 	md->md_sync_offset = le64dec(data + 64);
384 	md->md_mflags = le64dec(data + 72);
385 	md->md_dflags = le64dec(data + 80);
386 	bcopy(data + 88, md->md_provider, 16);
387 	md->md_provsize = le64dec(data + 104);
388 	bcopy(data + 112, md->md_hash, 16);
391 	MD5Final(md->md_hash, &ctx);
392 	if (bcmp(md->md_hash, data + 112, 16) != 0)
397 raid3_metadata_decode(const u_char *data, struct g_raid3_metadata *md)
401 	bcopy(data, md->md_magic, 16);
402 	md->md_version = le32dec(data + 16);
403 	switch (md->md_version) {
407 		error = raid3_metadata_decode_v0v1v2(data, md);
410 		error = raid3_metadata_decode_v3(data, md);
414 		error = raid3_metadata_decode_v4v5(data, md);
424 raid3_metadata_dump(const struct g_raid3_metadata *md)
430 	printf("     magic: %s\n", md->md_magic);
431 	printf("   version: %u\n", (u_int)md->md_version);
432 	printf("      name: %s\n", md->md_name);
433 	printf("        id: %u\n", (u_int)md->md_id);
434 	printf("        no: %u\n", (u_int)md->md_no);
435 	printf("       all: %u\n", (u_int)md->md_all);
436 	printf("     genid: %u\n", (u_int)md->md_genid);
437 	printf("    syncid: %u\n", (u_int)md->md_syncid);
438 	printf(" mediasize: %jd\n", (intmax_t)md->md_mediasize);
439 	printf("sectorsize: %u\n", (u_int)md->md_sectorsize);
440 	printf("syncoffset: %jd\n", (intmax_t)md->md_sync_offset);
442 	if (md->md_mflags == 0)
445 		if ((md->md_mflags & G_RAID3_DEVICE_FLAG_NOAUTOSYNC) != 0)
447 		if ((md->md_mflags & G_RAID3_DEVICE_FLAG_ROUND_ROBIN) != 0)
449 		if ((md->md_mflags & G_RAID3_DEVICE_FLAG_VERIFY) != 0)
451 		if ((md->md_mflags & G_RAID3_DEVICE_FLAG_NOFAILSYNC) != 0)
456 	if (md->md_dflags == 0)
459 		if ((md->md_dflags & G_RAID3_DISK_FLAG_DIRTY) != 0)
461 		if ((md->md_dflags & G_RAID3_DISK_FLAG_SYNCHRONIZING) != 0)
463 		if ((md->md_dflags & G_RAID3_DISK_FLAG_FORCE_SYNC) != 0)
467 	printf("hcprovider: %s\n", md->md_provider);
468 	printf("  provsize: %ju\n", (uintmax_t)md->md_provsize);
471 		hash[i * 2] = hex[md->md_hash[i] >> 4];
472 		hash[i * 2 + 1] = hex[md->md_hash[i] & 0x0f];