1 /* This file is part of the Zebra server.
2 Copyright (C) 1994-2009 Index Data
4 Zebra is free software; you can redistribute it and/or modify it under
5 the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2, or (at your option) any later
9 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
10 WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 * Format of first block (assumes a 512 block size)
26 * Format of subsequent blocks
30 * Format of each record
32 * (length, data) - pairs
33 * length = 0 if same as previous
40 #include <yaz/yaz-util.h>
41 #include <idzebra/bfile.h>
51 #define REC_BLOCK_TYPES 2
52 #define REC_HEAD_MAGIC "recindex"
57 int compression_method;
61 char *data_fname[REC_BLOCK_TYPES];
62 BFile data_BFile[REC_BLOCK_TYPES];
67 struct record_cache_entry *record_cache;
72 int compression_chunk_size;
79 zint block_size[REC_BLOCK_TYPES];
80 zint block_free[REC_BLOCK_TYPES];
81 zint block_last[REC_BLOCK_TYPES];
82 zint block_used[REC_BLOCK_TYPES];
83 zint block_move[REC_BLOCK_TYPES];
93 enum recordCacheFlag { recordFlagNop, recordFlagWrite, recordFlagNew,
96 struct record_cache_entry {
98 enum recordCacheFlag flag;
101 struct record_index_entry {
102 zint next; /* first block of record info / next free entry */
103 int size; /* size of record or 0 if free entry */
106 Record rec_cp(Record rec);
108 /* Modify argument to if below: 1=normal, 0=sysno testing */
110 /* If this is used sysno are not converted (no testing) */
111 #define FAKE_OFFSET 0
112 #define USUAL_RANGE 6000000000LL
115 /* Use a fake > 2^32 offset so we can test for proper 64-bit handling */
116 #define FAKE_OFFSET 6000000000LL
117 #define USUAL_RANGE 2000000000LL
120 static zint rec_sysno_to_ext(zint sysno)
122 assert(sysno >= 0 && sysno <= USUAL_RANGE);
123 return sysno + FAKE_OFFSET;
126 zint rec_sysno_to_int(zint sysno)
128 assert(sysno >= FAKE_OFFSET && sysno <= FAKE_OFFSET + USUAL_RANGE);
129 return sysno - FAKE_OFFSET;
132 static void rec_tmp_expand(Records p, int size)
134 if (p->tmp_size < size + 2048 ||
135 p->tmp_size < p->head.block_size[REC_BLOCK_TYPES-1]*2)
138 p->tmp_size = size + (int)
139 (p->head.block_size[REC_BLOCK_TYPES-1])*2 + 2048;
140 p->tmp_buf = (char *) xmalloc(p->tmp_size);
144 static ZEBRA_RES rec_release_blocks(Records p, zint sysno)
146 struct record_index_entry entry;
148 char block_and_ref[sizeof(zint) + sizeof(short)];
152 if (recindex_read_indx(p->recindex, sysno, &entry, sizeof(entry), 1) != 1)
155 freeblock = entry.next;
156 assert(freeblock > 0);
157 dst_type = CAST_ZINT_TO_INT(freeblock & 7);
158 assert(dst_type < REC_BLOCK_TYPES);
159 freeblock = freeblock / 8;
162 if (bf_read(p->data_BFile[dst_type], freeblock, 0,
163 first ? sizeof(block_and_ref) : sizeof(zint),
166 yaz_log(YLOG_FATAL|YLOG_ERRNO, "read in rec_del_single");
172 memcpy(&ref, block_and_ref + sizeof(freeblock), sizeof(ref));
174 memcpy(block_and_ref + sizeof(freeblock), &ref, sizeof(ref));
177 /* there is still a reference to this block.. */
178 if (bf_write(p->data_BFile[dst_type], freeblock, 0,
179 sizeof(block_and_ref), block_and_ref))
181 yaz_log(YLOG_FATAL|YLOG_ERRNO, "write in rec_del_single");
186 /* the list of blocks can all be removed (ref == 0) */
190 if (bf_write(p->data_BFile[dst_type], freeblock, 0, sizeof(freeblock),
191 &p->head.block_free[dst_type]))
193 yaz_log(YLOG_FATAL|YLOG_ERRNO, "write in rec_del_single");
196 p->head.block_free[dst_type] = freeblock;
197 memcpy(&freeblock, block_and_ref, sizeof(freeblock));
199 p->head.block_used[dst_type]--;
201 p->head.total_bytes -= entry.size;
205 static ZEBRA_RES rec_delete_single(Records p, Record rec)
207 struct record_index_entry entry;
209 /* all data in entry must be reset, since it's written verbatim */
210 memset(&entry, '\0', sizeof(entry));
211 if (rec_release_blocks(p, rec_sysno_to_int(rec->sysno)) != ZEBRA_OK)
214 entry.next = p->head.index_free;
216 p->head.index_free = rec_sysno_to_int(rec->sysno);
217 recindex_write_indx(p->recindex, rec_sysno_to_int(rec->sysno), &entry, sizeof(entry));
221 static ZEBRA_RES rec_write_tmp_buf(Records p, int size, zint *sysnos)
223 struct record_index_entry entry;
225 char *cptr = p->tmp_buf;
226 zint block_prev = -1, block_free;
230 /* all data in entry must be reset, since it's written verbatim */
231 memset(&entry, '\0', sizeof(entry));
233 for (i = 1; i<REC_BLOCK_TYPES; i++)
234 if (size >= p->head.block_move[i])
236 while (no_written < size)
238 block_free = p->head.block_free[dst_type];
241 if (bf_read(p->data_BFile[dst_type],
242 block_free, 0, sizeof(*p->head.block_free),
243 &p->head.block_free[dst_type]) != 1)
245 yaz_log(YLOG_FATAL|YLOG_ERRNO, "read in %s at free block "
247 p->data_fname[dst_type], block_free);
252 block_free = p->head.block_last[dst_type]++;
253 if (block_prev == -1)
255 entry.next = block_free*8 + dst_type;
257 p->head.total_bytes += size;
260 recindex_write_indx(p->recindex, *sysnos, &entry, sizeof(entry));
266 memcpy(cptr, &block_free, sizeof(block_free));
267 bf_write(p->data_BFile[dst_type], block_prev, 0, 0, cptr);
268 cptr = p->tmp_buf + no_written;
270 block_prev = block_free;
271 no_written += CAST_ZINT_TO_INT(p->head.block_size[dst_type])
273 p->head.block_used[dst_type]++;
275 assert(block_prev != -1);
277 memcpy(cptr, &block_free, sizeof(block_free));
278 bf_write(p->data_BFile[dst_type], block_prev, 0,
279 sizeof(block_free) + (p->tmp_buf+size) - cptr, cptr);
283 Records rec_open(BFiles bfs, int rw, int compression_method)
288 ZEBRA_RES ret = ZEBRA_OK;
290 p = (Records) xmalloc(sizeof(*p));
291 memset(&p->head, '\0', sizeof(p->head));
292 p->compression_method = compression_method;
295 p->tmp_buf = (char *) xmalloc(p->tmp_size);
296 p->compression_chunk_size = 0;
297 if (compression_method == REC_COMPRESS_BZIP2)
298 p->compression_chunk_size = 90000;
299 p->recindex = recindex_open(bfs, rw, 0 /* 1=isamb for recindex */);
300 r = recindex_read_head(p->recindex, p->tmp_buf);
304 memcpy(p->head.magic, REC_HEAD_MAGIC, sizeof(p->head.magic));
305 sprintf(p->head.version, "%3d", REC_VERSION);
306 p->head.index_free = 0;
307 p->head.index_last = 1;
308 p->head.no_records = 0;
309 p->head.total_bytes = 0;
310 for (i = 0; i<REC_BLOCK_TYPES; i++)
312 p->head.block_free[i] = 0;
313 p->head.block_last[i] = 1;
314 p->head.block_used[i] = 0;
316 p->head.block_size[0] = 256;
317 p->head.block_move[0] = 0;
318 for (i = 1; i<REC_BLOCK_TYPES; i++)
320 p->head.block_size[i] = p->head.block_size[i-1] * 8;
321 p->head.block_move[i] = p->head.block_size[i] * 2;
325 if (recindex_write_head(p->recindex,
326 &p->head, sizeof(p->head)) != ZEBRA_OK)
331 memcpy(&p->head, p->tmp_buf, sizeof(p->head));
332 if (memcmp(p->head.magic, REC_HEAD_MAGIC, sizeof(p->head.magic)))
334 yaz_log(YLOG_FATAL, "file %s has bad format",
335 recindex_get_fname(p->recindex));
338 version = atoi(p->head.version);
339 if (version != REC_VERSION)
341 yaz_log(YLOG_FATAL, "file %s is version %d, but version"
343 recindex_get_fname(p->recindex), version, REC_VERSION);
348 for (i = 0; i<REC_BLOCK_TYPES; i++)
351 sprintf(str, "recd%c", i + 'A');
352 p->data_fname[i] = (char *) xmalloc(strlen(str)+1);
353 strcpy(p->data_fname[i], str);
354 p->data_BFile[i] = NULL;
356 for (i = 0; i<REC_BLOCK_TYPES; i++)
358 if (!(p->data_BFile[i] =
359 bf_open(bfs, p->data_fname[i],
360 CAST_ZINT_TO_INT(p->head.block_size[i]), rw)))
362 yaz_log(YLOG_FATAL|YLOG_ERRNO, "bf_open %s", p->data_fname[i]);
369 p->record_cache = (struct record_cache_entry *)
370 xmalloc(sizeof(*p->record_cache)*p->cache_max);
371 zebra_mutex_init(&p->mutex);
372 if (ret == ZEBRA_FAIL)
377 static void rec_encode_unsigned(unsigned n, unsigned char *buf, int *len)
382 buf[*len] = 128 + (n & 127);
390 static void rec_decode_unsigned(unsigned *np, unsigned char *buf, int *len)
396 while (buf[*len] > 127)
398 n += w*(buf[*len] & 127);
407 static void rec_encode_zint(zint n, unsigned char *buf, int *len)
412 buf[*len] = (unsigned) (128 + (n & 127));
416 buf[*len] = (unsigned) n;
420 static void rec_decode_zint(zint *np, unsigned char *buf, int *len)
426 while (buf[*len] > 127)
428 n += w*(buf[*len] & 127);
437 static void rec_cache_flush_block1(Records p, Record rec, Record last_rec,
438 char **out_buf, int *out_size,
444 for (i = 0; i<REC_NO_INFO; i++)
446 if (*out_offset + CAST_ZINT_TO_INT(rec->size[i]) + 20 > *out_size)
448 int new_size = *out_offset + rec->size[i] + 65536;
449 char *np = (char *) xmalloc(new_size);
451 memcpy(np, *out_buf, *out_offset);
453 *out_size = new_size;
458 rec_encode_zint(rec_sysno_to_int(rec->sysno),
459 (unsigned char *) *out_buf + *out_offset, &len);
460 (*out_offset) += len;
462 if (rec->size[i] == 0)
464 rec_encode_unsigned(1, (unsigned char *) *out_buf + *out_offset,
466 (*out_offset) += len;
468 else if (last_rec && rec->size[i] == last_rec->size[i] &&
469 !memcmp(rec->info[i], last_rec->info[i], rec->size[i]))
471 rec_encode_unsigned(0, (unsigned char *) *out_buf + *out_offset,
473 (*out_offset) += len;
477 rec_encode_unsigned(rec->size[i]+1,
478 (unsigned char *) *out_buf + *out_offset,
480 (*out_offset) += len;
481 memcpy(*out_buf + *out_offset, rec->info[i], rec->size[i]);
482 (*out_offset) += rec->size[i];
487 static ZEBRA_RES rec_flush_shared(Records p, short ref_count, zint *sysnos,
488 char *out_buf, int out_offset)
490 ZEBRA_RES ret = ZEBRA_OK;
494 unsigned int csize = 0; /* indicate compression "not performed yet" */
495 char compression_method = p->compression_method;
496 switch (compression_method)
498 case REC_COMPRESS_ZLIB:
500 csize = out_offset + (out_offset >> 6) + 620;
504 uLongf destLen = csize;
505 rec_tmp_expand(p, csize);
506 r = compress((Bytef *) p->tmp_buf+sizeof(zint)+sizeof(short)+
508 &destLen, (const Bytef *) out_buf, out_offset);
512 yaz_log(YLOG_LOG, "compress %4d %5d %5d", ref_count,
516 if (r != Z_MEM_ERROR)
518 yaz_log(YLOG_WARN, "compress error: %d", r);
526 case REC_COMPRESS_BZIP2:
528 csize = out_offset + (out_offset >> 6) + 620;
529 rec_tmp_expand(p, csize);
530 #ifdef BZ_CONFIG_ERROR
531 i = BZ2_bzBuffToBuffCompress
533 i = bzBuffToBuffCompress
535 (p->tmp_buf+sizeof(zint)+sizeof(short)+
537 &csize, out_buf, out_offset, 1, 0, 30);
540 yaz_log(YLOG_WARN, "bzBuffToBuffCompress error code=%d", i);
543 yaz_log(YLOG_LOG, "compress %4d %5d %5d", ref_count,
547 case REC_COMPRESS_NONE:
552 /* either no compression or compression not supported ... */
554 rec_tmp_expand(p, csize);
555 memcpy(p->tmp_buf + sizeof(zint) + sizeof(short) + sizeof(char),
556 out_buf, out_offset);
558 compression_method = REC_COMPRESS_NONE;
560 memcpy(p->tmp_buf + sizeof(zint), &ref_count, sizeof(ref_count));
561 memcpy(p->tmp_buf + sizeof(zint)+sizeof(short),
562 &compression_method, sizeof(compression_method));
564 /* -------- compression */
565 if (rec_write_tmp_buf(p, csize + sizeof(short) + sizeof(char), sysnos)
572 static ZEBRA_RES rec_write_multiple(Records p, int saveCount)
579 char *out_buf = (char *) xmalloc(out_size);
580 zint *sysnos = (zint *) xmalloc(sizeof(*sysnos) * (p->cache_cur + 1));
581 zint *sysnop = sysnos;
582 ZEBRA_RES ret = ZEBRA_OK;
584 for (i = 0; i<p->cache_cur - saveCount; i++)
586 struct record_cache_entry *e = p->record_cache + i;
590 rec_cache_flush_block1(p, e->rec, last_rec, &out_buf,
591 &out_size, &out_offset);
592 *sysnop++ = rec_sysno_to_int(e->rec->sysno);
594 e->flag = recordFlagNop;
597 case recordFlagWrite:
598 if (rec_release_blocks(p, rec_sysno_to_int(e->rec->sysno))
602 rec_cache_flush_block1(p, e->rec, last_rec, &out_buf,
603 &out_size, &out_offset);
604 *sysnop++ = rec_sysno_to_int(e->rec->sysno);
606 e->flag = recordFlagNop;
609 case recordFlagDelete:
610 if (rec_delete_single(p, e->rec) != ZEBRA_OK)
613 e->flag = recordFlagNop;
623 rec_flush_shared(p, ref_count, sysnos, out_buf, out_offset);
629 static ZEBRA_RES rec_cache_flush(Records p, int saveCount)
634 if (saveCount >= p->cache_cur)
637 ret = rec_write_multiple(p, saveCount);
639 for (i = 0; i<p->cache_cur - saveCount; i++)
641 struct record_cache_entry *e = p->record_cache + i;
644 /* i still being used ... */
645 for (j = 0; j<saveCount; j++, i++)
646 memcpy(p->record_cache+j, p->record_cache+i,
647 sizeof(*p->record_cache));
648 p->cache_cur = saveCount;
652 static Record *rec_cache_lookup(Records p, zint sysno,
653 enum recordCacheFlag flag)
656 for (i = 0; i<p->cache_cur; i++)
658 struct record_cache_entry *e = p->record_cache + i;
659 if (e->rec->sysno == sysno)
661 if (flag != recordFlagNop && e->flag == recordFlagNop)
669 static ZEBRA_RES rec_cache_insert(Records p, Record rec, enum recordCacheFlag flag)
671 struct record_cache_entry *e;
672 ZEBRA_RES ret = ZEBRA_OK;
674 if (p->cache_cur == p->cache_max)
675 ret = rec_cache_flush(p, 1);
676 else if (p->cache_cur > 0)
680 for (i = 0; i<p->cache_cur; i++)
682 Record r = (p->record_cache + i)->rec;
683 for (j = 0; j<REC_NO_INFO; j++)
686 if (used > p->compression_chunk_size)
687 ret = rec_cache_flush(p, 1);
689 assert(p->cache_cur < p->cache_max);
691 e = p->record_cache + (p->cache_cur)++;
693 e->rec = rec_cp(rec);
697 ZEBRA_RES rec_close(Records *pp)
701 ZEBRA_RES ret = ZEBRA_OK;
706 zebra_mutex_destroy(&p->mutex);
707 if (rec_cache_flush(p, 0) != ZEBRA_OK)
710 xfree(p->record_cache);
714 if (recindex_write_head(p->recindex, &p->head, sizeof(p->head)) != ZEBRA_OK)
718 recindex_close(p->recindex);
720 for (i = 0; i<REC_BLOCK_TYPES; i++)
722 if (p->data_BFile[i])
723 bf_close(p->data_BFile[i]);
724 xfree(p->data_fname[i]);
732 static Record rec_get_int(Records p, zint sysno)
736 struct record_index_entry entry;
743 unsigned int bz_size;
745 char compression_method;
750 if ((recp = rec_cache_lookup(p, sysno, recordFlagNop)))
751 return rec_cp(*recp);
753 if (recindex_read_indx(p->recindex, rec_sysno_to_int(sysno), &entry, sizeof(entry), 1) < 1)
754 return NULL; /* record is not there! */
757 return NULL; /* record is deleted */
759 dst_type = (int) (entry.next & 7);
760 assert(dst_type < REC_BLOCK_TYPES);
761 freeblock = entry.next / 8;
763 assert(freeblock > 0);
765 rec_tmp_expand(p, entry.size);
768 r = bf_read(p->data_BFile[dst_type], freeblock, 0, 0, cptr);
771 memcpy(&freeblock, cptr, sizeof(freeblock));
777 cptr += p->head.block_size[dst_type] - sizeof(freeblock);
779 memcpy(&tmp, cptr, sizeof(tmp));
780 r = bf_read(p->data_BFile[dst_type], freeblock, 0, 0, cptr);
783 memcpy(&freeblock, cptr, sizeof(freeblock));
784 memcpy(cptr, &tmp, sizeof(tmp));
787 rec = (Record) xmalloc(sizeof(*rec));
789 memcpy(&compression_method, p->tmp_buf + sizeof(zint) + sizeof(short),
790 sizeof(compression_method));
791 in_buf = p->tmp_buf + sizeof(zint) + sizeof(short) + sizeof(char);
792 in_size = entry.size - sizeof(short) - sizeof(char);
793 switch (compression_method)
795 case REC_COMPRESS_ZLIB:
797 bz_size = entry.size * 20 + 100;
800 uLongf destLen = bz_size;
801 bz_buf = (char *) xmalloc(bz_size);
802 i = uncompress((Bytef *) bz_buf, &destLen,
803 (const Bytef *) in_buf, in_size);
806 yaz_log(YLOG_LOG, "decompress %5d %5d", in_size, bz_size);
810 yaz_log(YLOG_LOG, "failed");
817 yaz_log(YLOG_FATAL, "cannot decompress record(s) in ZLIB format");
821 case REC_COMPRESS_BZIP2:
823 bz_size = entry.size * 20 + 100;
826 bz_buf = (char *) xmalloc(bz_size);
827 #ifdef BZ_CONFIG_ERROR
828 i = BZ2_bzBuffToBuffDecompress
830 i = bzBuffToBuffDecompress
832 (bz_buf, &bz_size, in_buf, in_size, 0, 0);
833 yaz_log(YLOG_LOG, "decompress %5d %5d", in_size, bz_size);
836 yaz_log(YLOG_LOG, "failed");
843 yaz_log(YLOG_FATAL, "cannot decompress record(s) in BZIP2 format");
847 case REC_COMPRESS_NONE:
850 for (i = 0; i<REC_NO_INFO; i++)
853 nptr = in_buf; /* skip ref count */
854 while (nptr < in_buf + in_size)
858 rec_decode_zint(&this_sysno, (unsigned char *) nptr, &len);
861 for (i = 0; i < REC_NO_INFO; i++)
863 unsigned int this_size;
864 rec_decode_unsigned(&this_size, (unsigned char *) nptr, &len);
869 rec->size[i] = this_size-1;
874 nptr += rec->size[i];
879 if (this_sysno == rec_sysno_to_int(sysno))
882 for (i = 0; i<REC_NO_INFO; i++)
884 if (rec->info[i] && rec->size[i])
886 char *np = xmalloc(rec->size[i]+1);
887 memcpy(np, rec->info[i], rec->size[i]);
888 np[rec->size[i]] = '\0';
893 assert(rec->info[i] == 0);
894 assert(rec->size[i] == 0);
898 if (rec_cache_insert(p, rec, recordFlagNop) != ZEBRA_OK)
903 Record rec_get(Records p, zint sysno)
906 zebra_mutex_lock(&p->mutex);
908 rec = rec_get_int(p, sysno);
909 zebra_mutex_unlock(&p->mutex);
913 Record rec_get_root(Records p)
915 return rec_get(p, rec_sysno_to_ext(1));
918 static Record rec_new_int(Records p)
925 rec = (Record) xmalloc(sizeof(*rec));
926 if (1 || p->head.index_free == 0)
927 sysno = (p->head.index_last)++;
930 struct record_index_entry entry;
932 if (recindex_read_indx(p->recindex, p->head.index_free, &entry, sizeof(entry), 0) < 1)
937 sysno = p->head.index_free;
938 p->head.index_free = entry.next;
940 (p->head.no_records)++;
941 rec->sysno = rec_sysno_to_ext(sysno);
942 for (i = 0; i < REC_NO_INFO; i++)
947 rec_cache_insert(p, rec, recordFlagNew);
951 Record rec_new(Records p)
954 zebra_mutex_lock(&p->mutex);
956 rec = rec_new_int(p);
957 zebra_mutex_unlock(&p->mutex);
961 ZEBRA_RES rec_del(Records p, Record *recpp)
964 ZEBRA_RES ret = ZEBRA_OK;
966 zebra_mutex_lock(&p->mutex);
967 (p->head.no_records)--;
968 if ((recp = rec_cache_lookup(p, (*recpp)->sysno, recordFlagDelete)))
975 ret = rec_cache_insert(p, *recpp, recordFlagDelete);
978 zebra_mutex_unlock(&p->mutex);
983 ZEBRA_RES rec_put(Records p, Record *recpp)
986 ZEBRA_RES ret = ZEBRA_OK;
988 zebra_mutex_lock(&p->mutex);
989 if ((recp = rec_cache_lookup(p, (*recpp)->sysno, recordFlagWrite)))
996 ret = rec_cache_insert(p, *recpp, recordFlagWrite);
999 zebra_mutex_unlock(&p->mutex);
1004 void rec_free(Record *recpp)
1010 for (i = 0; i < REC_NO_INFO; i++)
1011 xfree((*recpp)->info[i]);
1016 Record rec_cp(Record rec)
1021 n = (Record) xmalloc(sizeof(*n));
1022 n->sysno = rec->sysno;
1023 for (i = 0; i < REC_NO_INFO; i++)
1031 n->size[i] = rec->size[i];
1032 n->info[i] = (char *) xmalloc(rec->size[i]+1);
1033 memcpy(n->info[i], rec->info[i], rec->size[i]);
1034 n->info[i][rec->size[i]] = '\0';
1040 char *rec_strdup(const char *s, size_t *len)
1050 p = (char *) xmalloc(*len);
1055 void rec_prstat(Records records, int verbose)
1058 zint total_bytes = 0;
1061 "Total records %8" ZINT_FORMAT0,
1062 records->head.no_records);
1064 for (i = 0; i< REC_BLOCK_TYPES; i++)
1066 yaz_log (YLOG_LOG, "Record blocks of size "ZINT_FORMAT,
1067 records->head.block_size[i]);
1069 " Used/Total/Bytes used "
1070 ZINT_FORMAT "/" ZINT_FORMAT "/" ZINT_FORMAT,
1071 records->head.block_used[i], records->head.block_last[i]-1,
1072 records->head.block_used[i] * records->head.block_size[i]);
1074 records->head.block_used[i] * records->head.block_size[i];
1076 yaz_log(YLOG_LOG, " Block Last " ZINT_FORMAT, records->head.block_last[i]);
1078 { /* analyse free lists */
1080 zint block_free = records->head.block_free[i];
1081 WRBUF w = wrbuf_alloc();
1086 wrbuf_printf(w, " " ZINT_FORMAT, block_free);
1087 if (bf_read(records->data_BFile[i],
1088 block_free, 0, sizeof(nblock), &nblock) != 1)
1090 yaz_log(YLOG_FATAL|YLOG_ERRNO, "read in %s at free block "
1092 records->data_fname[i], block_free);
1095 block_free = nblock;
1098 " Number in free list %8" ZINT_FORMAT0, no_free);
1100 yaz_log(YLOG_LOG, "%s", wrbuf_cstr(w));
1105 "Total size of record index in bytes %8" ZINT_FORMAT0,
1106 records->head.total_bytes);
1108 "Total size with overhead %8" ZINT_FORMAT0,
1115 * c-file-style: "Stroustrup"
1116 * indent-tabs-mode: nil
1118 * vim: shiftwidth=4 tabstop=8 expandtab