1 // Don't run this. It doesn't work and if you try to run it you will immediately die.
3 // Copyright (c) 2023 by Art Cancro citadel.org
5 // This program is open source software. Use, duplication, or disclosure
6 // is subject to the terms of the GNU General Public License, version 3.
13 #include <sys/types.h>
14 #include <sys/socket.h>
22 #include <libcitadel.h>
25 #include "../server/sysdep.h"
26 #include "../server/citadel_defs.h"
27 #include "../server/server.h"
28 #include "../server/citadel_dirs.h"
31 // Wrapper for realloc() that crashes and burns if the call fails.
32 void *reallok(void *ptr, size_t size) {
33 void *p = realloc(ptr, size);
35 fprintf(stderr, "realloc() failed to resize %p to %ld bytes, error: %m\n", ptr, size);
40 #define realloc reallok
43 // convert a binary blob to hex (non-reentrant!!!)
44 char *hexout(void *data, size_t len) {
45 static char *outbuf = NULL;
46 static size_t outlen = 0;
50 if ((outbuf == NULL) || (outlen < (len * 2))) {
51 outbuf = reallok(outbuf, (len * 2));
55 for (i=0; i<len; ++i) {
57 memcpy(&ch, data+i, 1);
58 sprintf((outbuf + (i * 2)), "%02X", (int) ch);
65 // Open a database environment
66 DB_ENV *open_dbenv(char *dirname) {
73 int dbversion_major, dbversion_minor, dbversion_patch;
76 "db: open_dbenv() starting\n"
77 "db: Linked zlib: %s\n"
78 "db: Compiled libdb: %s\n"
79 "db: Linked libdb: %s\n",
82 db_version(&dbversion_major, &dbversion_minor, &dbversion_patch)
85 // Create synthetic integer version numbers and compare them.
86 // Never run with a libdb older than the one with which it was compiled.
87 int compiled_db_version = ( (DB_VERSION_MAJOR * 1000000) + (DB_VERSION_MINOR * 1000) + (DB_VERSION_PATCH) );
88 int linked_db_version = ( (dbversion_major * 1000000) + (dbversion_minor * 1000) + (dbversion_patch) );
89 if (compiled_db_version > linked_db_version) {
90 fprintf(stderr, "db: ctdldump is running with a version of libdb older than the one with which it was compiled.\n"
91 "db: This is an invalid configuration. ctdldump will now exit to prevent data loss.");
95 fprintf(stderr, "db: Setting up DB environment\n");
96 ret = db_env_create(&dbenv, 0);
98 fprintf(stderr, "db: db_env_create: %s\n", db_strerror(ret));
99 fprintf(stderr, "db: exit code %d\n", ret);
103 // We want to specify the shared memory buffer pool cachesize, but everything else is the default.
104 ret = dbenv->set_cachesize(dbenv, 0, 64 * 1024, 0);
106 fprintf(stderr, "db: set_cachesize: %s\n", db_strerror(ret));
107 dbenv->close(dbenv, 0);
108 fprintf(stderr, "db: exit code %d\n", ret);
112 if ((ret = dbenv->set_lk_detect(dbenv, DB_LOCK_DEFAULT))) {
113 fprintf(stderr, "db: set_lk_detect: %s\n", db_strerror(ret));
114 dbenv->close(dbenv, 0);
115 fprintf(stderr, "db: exit code %d\n", ret);
119 flags = DB_CREATE | DB_INIT_MPOOL | DB_PRIVATE | DB_INIT_LOG;
120 fprintf(stderr, "db: dbenv open(dir=%s, flags=%d)\n", dirname, flags);
121 ret = dbenv->open(dbenv, dirname, flags, 0);
123 fprintf(stderr, "db: dbenv->open: %s\n", db_strerror(ret));
124 dbenv->close(dbenv, 0);
125 fprintf(stderr, "db: exit code %d\n", ret);
133 void close_dbenv(DB_ENV *dbenv) {
134 int ret = dbenv->close(dbenv, 0);
136 fprintf(stderr, "db: dbenv->close: %s\n", db_strerror(ret));
141 // convert function for a message in msgmain
142 void export_msgmain(int which_cdb, DBT *in_key, DBT *in_data) {
145 if (in_key->size != sizeof(long)) {
146 fprintf(stderr, "\033[31m\033[1m *** BAD DATA *** ABORTING *** \033[0m\n");
150 memcpy(&in_msgnum, in_key->data, sizeof(in_msgnum));
152 // If the msgnum is negative, we are looking at METADATA
154 struct MetaData *meta = (struct MetaData *)in_data->data;
155 printf("msgmeta|%ld|%d|%s|%ld\n", meta->meta_msgnum, meta->meta_refcount, meta->meta_content_type, meta->meta_rfc822_length);
158 // If the msgnum is positive, we are looking at a MESSAGE
159 else if (in_msgnum > 0) {
160 printf("msgtext|%s\n", hexout(in_data->data, in_data->size));
163 // If the msgnum is 0 it's probably not a valid record.
168 // convert function for a user record
169 void export_users(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
171 // The key is a string so we can just copy it over
172 out_key->size = in_key->size;
173 out_key->data = realloc(out_key->data, out_key->size);
174 memcpy(out_key->data, in_key->data, in_key->size);
176 struct ctdluser_32 *user32 = (struct ctdluser_32 *)in_data->data;
178 out_data->size = sizeof(struct ctdluser);
179 out_data->data = realloc(out_data->data, out_data->size);
180 struct ctdluser *user64 = (struct ctdluser *)out_data->data;
182 user64->version = (int) user32->version;
183 user64->uid = (uid_t) user32->uid;
184 strcpy(user64->password, user32->password);
185 user64->flags = (unsigned) user32->flags;
186 user64->axlevel = (cit_uint8_t) user32->axlevel;
187 user64->usernum = (long) user32->usernum;
188 user64->lastcall = (time_t) user32->lastcall;
189 user64->USuserpurge = (int) user32->USuserpurge;
190 strcpy(user64->fullname, user32->fullname);
191 user64->msgnum_bio = (long) user32->msgnum_bio;
192 user64->msgnum_pic = (long) user32->msgnum_pic;
193 strcpy(user64->emailaddrs, user32->emailaddrs);
194 user64->msgnum_inboxrules = (long) user32->msgnum_inboxrules;
195 user64->lastproc_inboxrules = (long) user32->lastproc_inboxrules;
197 // printf("\033[32m\033[1mUser: %s\033[0m\n", user64->fullname);
201 // convert function for a room record
202 void export_rooms(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
204 // The key is a string so we can just copy it over
205 out_key->size = in_key->size;
206 out_key->data = realloc(out_key->data, out_key->size);
207 memcpy(out_key->data, in_key->data, in_key->size);
210 struct ctdlroom_32 *room32 = (struct ctdlroom_32 *)in_data->data;
211 out_data->size = sizeof(struct ctdlroom);
212 out_data->data = realloc(out_data->data, out_data->size);
213 struct ctdlroom *room64 = (struct ctdlroom *)out_data->data;
215 strcpy(room64->QRname, room32->QRname);
216 strcpy(room64->QRpasswd, room32->QRpasswd);
217 room64->QRroomaide = (long) room32->QRroomaide;
218 room64->QRhighest = (long) room32->QRhighest;
219 room64->QRgen = (time_t) room32->QRgen;
220 room64->QRflags = (unsigned) room32->QRflags;
221 strcpy(room64->QRdirname, room32->QRdirname);
222 room64->msgnum_info = (long) room32->msgnum_info;
223 room64->QRfloor = (char) room32->QRfloor;
224 room64->QRmtime = (time_t) room32->QRmtime;
225 room64->QRep.expire_mode = (int) room32->QRep.expire_mode;
226 room64->QRep.expire_value = (int) room32->QRep.expire_value;
227 room64->QRnumber = (long) room32->QRnumber;
228 room64->QRorder = (char) room32->QRorder;
229 room64->QRflags2 = (unsigned) room32->QRflags2;
230 room64->QRdefaultview = (int) room32->QRdefaultview;
231 room64->msgnum_pic = (long) room32->msgnum_pic;
233 // printf("\033[32m\033[1mRoom: %s\033[0m\n", room64->QRname);
237 // convert function for a floor record
238 void export_floors(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
240 // the key is an "int", and "int" is 32-bits on both 32 and 64 bit platforms.
241 out_key->size = in_key->size;
242 out_key->data = realloc(out_key->data, out_key->size);
243 memcpy(out_key->data, in_key->data, in_key->size);
246 struct floor_32 *floor32 = (struct floor_32 *)in_data->data;
247 out_data->size = sizeof(struct floor);
248 out_data->data = realloc(out_data->data, out_data->size);
249 struct floor *floor64 = (struct floor *)out_data->data;
251 // these are probably bit-for-bit identical, actually ... but we do it the "right" way anyway
252 floor64->f_flags = (unsigned short) floor32->f_flags;
253 strcpy(floor64->f_name, floor32->f_name);
254 floor64->f_ref_count = (int) floor32->f_ref_count;
255 floor64->f_ep.expire_mode = (int) floor32->f_ep.expire_mode;
256 floor64->f_ep.expire_value = (int) floor32->f_ep.expire_value;
258 // printf("\033[32m\033[1mFloor: %s\033[0m\n", floor64->f_name);
262 // convert function for a msglist or a fulltext index record
263 // (both are indexed by a long and the data is arrays of longs)
264 void export_msglists(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
267 char *table = (which_cdb == CDB_FULLTEXT) ? "FullText" : "Msglist";
269 // records are indexed by a single "long" and contains an array of zero or more "long"s
270 // and remember ... "long" is int32_t on the source system
273 memcpy(&in_roomnum, in_key->data, sizeof(in_roomnum));
274 out_roomnum = (long) in_roomnum;
276 if (in_key->size != 4) {
277 fprintf(stderr, "\033[31m\033[1m *** SOURCE DATABASE IS NOT 32-BIT *** ABORTING *** \033[0m\n");
281 int num_msgs = in_data->size / sizeof(int32_t);
282 // printf("\033[32m\033[1m%s: key %ld (%d messages)\033[0m\n", table, out_roomnum, num_msgs);
284 // the key is a "long"
285 out_key->size = sizeof(out_roomnum);
286 out_key->data = realloc(out_key->data, out_key->size);
287 memcpy(out_key->data, &out_roomnum, sizeof(out_roomnum));
289 // the data is another array, but a wider type
290 out_data->size = sizeof(long) * num_msgs;
291 out_data->data = realloc(out_data->data, out_data->size);
295 for (i=0; i<num_msgs; ++i) {
296 memcpy(&in_msg, (in_data->data + (i * sizeof(int32_t))), sizeof(int32_t));
297 out_msg = (long) in_msg;
298 memcpy((out_data->data + (i * sizeof(long))), &out_msg, sizeof(long));
299 // printf("msg#%ld\n", out_msg);
304 // convert function for a visit record
305 void export_visits(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
308 struct visit_32 *visit32 = (struct visit_32 *)in_data->data;
309 out_data->size = sizeof(struct visit);
310 out_data->data = realloc(out_data->data, out_data->size);
311 struct visit *visit64 = (struct visit *)out_data->data;
313 // the data (zero it out so it will compress well)
314 memset(visit64, 0, sizeof(struct visit));
315 visit64->v_roomnum = (long) visit32->v_roomnum;
316 visit64->v_roomgen = (long) visit32->v_roomgen;
317 visit64->v_usernum = (long) visit32->v_usernum;
318 visit64->v_lastseen = (long) visit32->v_lastseen;
319 visit64->v_flags = (unsigned) visit32->v_flags;
320 strcpy(visit64->v_seen, visit32->v_seen);
321 strcpy(visit64->v_answered, visit32->v_answered);
322 visit64->v_view = (int) visit32->v_view;
324 // printf("\033[32m\033[1mVisit: room %10ld, gen %10ld, user %10ld\033[0m\n", visit64->v_roomnum, visit64->v_roomgen, visit64->v_usernum);
326 // create the key (which is based on the data, so there is no need to convert the old key)
327 out_key->size = sizeof(struct visit_index);
328 out_key->data = realloc(out_key->data, out_key->size);
329 struct visit_index *newvisitindex = (struct visit_index *) out_key->data;
330 newvisitindex->iRoomID = visit64->v_roomnum;
331 newvisitindex->iRoomGen = visit64->v_roomgen;
332 newvisitindex->iUserID = visit64->v_usernum;
336 // convert function for a directory record
337 void export_dir(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
339 // the key is a string
340 out_key->size = in_key->size;
341 out_key->data = realloc(out_key->data, out_key->size + 1);
342 memcpy(out_key->data, in_key->data, in_key->size);
343 char *k = (char *)out_key->data;
344 k[out_key->size] = 0;
346 // the data is also a string
347 out_data->size = in_data->size;
348 out_data->data = realloc(out_data->data, out_data->size + 1);
349 memcpy(out_data->data, in_data->data, in_data->size);
350 char *d = (char *)out_data->data;
351 d[out_data->size] = 0;
353 // please excuse my friend, he isn't null terminated
354 // printf("\033[32m\033[1mDirectory entry: %s -> %s\033[0m\n", (char *)out_key->data, (char *)out_data->data);
358 // convert function for a use table record
359 void export_usetable(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
361 // the key is an int, which is the same size (32 bits) on both 32 and 64 bit systems
362 out_key->size = in_key->size;
363 out_key->data = realloc(out_key->data, out_key->size);
364 memcpy(out_key->data, in_key->data, in_key->size);
366 // the data is a "struct UseTable"
367 struct UseTable_32 *use32 = (struct UseTable_32 *)in_data->data;
368 out_data->size = sizeof(struct UseTable);
369 out_data->data = realloc(out_data->data, out_data->size);
370 memset(out_data->data, 0, out_data->size);
371 struct UseTable *use64 = (struct UseTable *)out_data->data;
374 use64->hash = use32->hash;
375 use64->timestamp = (time_t) use32->timestamp;
377 // printf("\033[32m\033[1muse table: %d , %s\033[0m\n", use64->hash, asctime(localtime(&use64->timestamp)));
381 // convert function for large message texts
382 void export_bigmsgs(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
384 // The key is a packed long
387 memcpy(&in_msgnum, in_key->data, sizeof(in_msgnum));
388 out_msgnum = (long)in_msgnum;
390 if (in_key->size != 4) {
391 fprintf(stderr, "\033[31m\033[1m *** SOURCE DATABASE IS NOT 32-BIT *** ABORTING *** \033[0m\n");
395 out_key->size = sizeof(long);
396 out_key->data = realloc(out_key->data, out_key->size);
397 memcpy(out_key->data, &out_msgnum, sizeof(long));
399 // the data is binary-ish but has no packed integers
400 out_data->size = in_data->size;
401 out_data->data = realloc(out_data->data, out_data->size);
402 memcpy(out_data->data, in_data->data, in_data->size);
404 // printf("\033[32m\033[1mBigmsg %ld , length %d\033[0m\n", out_msgnum, out_data->size);
408 // convert function for EUID Index records
409 void export_euidindex(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
411 // The structure of an euidindex record *key* is:
412 // |----room_number----|----------EUID-------------|
413 // (sizeof long) (actual length of euid)
415 // The structure of an euidindex record *value* is:
416 // |-----msg_number----|----room_number----|----------EUID-------------|
417 // (sizeof long) (sizeof long) (actual length of euid)
419 int32_t in_msgnum = 0;
420 int32_t in_roomnum = 0;
423 long out_roomnum = 0;
425 memcpy(&in_msgnum, in_data->data, sizeof(in_msgnum));
426 memcpy(&in_roomnum, in_data->data+sizeof(int32_t), sizeof(in_msgnum));
427 strcpy(euid, in_data->data+(sizeof(int32_t)*2));
429 out_msgnum = (long) in_msgnum;
430 out_roomnum = (long) in_roomnum;
431 // printf("euidindex: msgnum=%ld, roomnum=%ld, euid=\"%s\"\n", out_msgnum, out_roomnum, euid);
433 out_key->size = sizeof(long) + strlen(euid) + 1;
434 out_key->data = realloc(out_key->data, out_key->size);
435 memcpy(out_key->data, &out_roomnum, sizeof(out_roomnum));
436 strcpy(out_key->data+sizeof(out_roomnum), euid);
438 out_data->size = sizeof(long) + sizeof(long) + strlen(euid) + 1;
439 out_data->data = realloc(out_data->data, out_data->size);
440 memcpy(out_data->data, &out_msgnum, sizeof(out_msgnum));
441 memcpy(out_data->data+sizeof(out_msgnum), &out_roomnum, sizeof(out_roomnum));
442 strcpy(out_data->data+sizeof(out_msgnum)+sizeof(out_roomnum), euid);
446 // convert users-by-number records
447 void export_usersbynumber(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
450 // and remember ... "long" is int32_t on the source system
453 memcpy(&in_usernum, in_key->data, sizeof(in_usernum));
454 out_usernum = (long) in_usernum;
456 if (in_key->size != 4) {
457 fprintf(stderr, "\033[31m\033[1m *** SOURCE DATABASE IS NOT 32-BIT *** ABORTING *** \033[0m\n");
461 out_key->size = sizeof(out_usernum);
462 out_key->data = realloc(out_key->data, out_key->size);
463 memcpy(out_key->data, &out_usernum, sizeof(out_usernum));
466 out_data->size = in_data->size;
467 out_data->data = realloc(out_data->data, out_data->size);
468 memcpy(out_data->data, in_data->data, in_data->size);
470 // printf("usersbynumber: %ld --> %s\n", out_usernum, (char *)out_data->data);
474 // convert function for a config record
475 void export_config(int which_cdb, DBT *in_key, DBT *in_data, DBT *out_key, DBT *out_data) {
477 // the key is a string
478 out_key->size = in_key->size;
479 out_key->data = realloc(out_key->data, out_key->size + 1);
480 memcpy(out_key->data, in_key->data, in_key->size);
481 char *k = (char *)out_key->data;
482 k[out_key->size] = 0;
484 // the data is a pair of strings
485 out_data->size = in_data->size;
486 out_data->data = realloc(out_data->data, out_data->size + 1);
487 memcpy(out_data->data, in_data->data, in_data->size);
488 char *d = (char *)out_data->data;
489 d[out_data->size] = 0;
491 // please excuse my friend, he isn't null terminated
492 // printf("\033[32m\033[1mConfig entry: %s -> %s\033[0m\n", (char *)out_key->data, (char *)out_data->data+strlen(out_data->data)+1);
497 // For obsolete databases, zero all the output
498 void zero_function(int which_cdb, DBT *in_key, DBT *in_data) {
499 //printf("Table %02x, keylen=%d, datalen=%d\n", which_cdb, in_key->size, in_data->size);
503 void (*export_functions[])(int which_cdb, DBT *in_key, DBT *in_data) = {
504 export_msgmain, // CDB_MSGMAIN
505 zero_function, // CDB_USERS
506 zero_function, // CDB_ROOMS
507 zero_function, // CDB_FLOORTAB
508 zero_function, // CDB_MSGLISTS
509 zero_function, // CDB_VISIT
510 zero_function, // CDB_DIRECTORY
511 zero_function, // CDB_USETABLE
512 zero_function, // CDB_BIGMSGS
513 zero_function, // CDB_FULLTEXT
514 zero_function, // CDB_EUIDINDEX
515 zero_function, // CDB_USERSBYNUMBER
516 zero_function, // CDB_UNUSED1 (obsolete)
517 zero_function // CDB_CONFIG
521 void export_table(int which_cdb, DB_ENV *src_dbenv) {
527 // shamelessly swiped from https://docs.oracle.com/database/bdb181/html/programmer_reference/am_cursor.html
530 DBT in_key, in_data, uncomp_data;
531 int num_good_rows = 0;
532 int num_bad_rows = 0;
534 snprintf(dbfilename, sizeof dbfilename, "cdb.%02x", which_cdb);
536 // create a database handle for the source table
537 ret = db_create(&src_dbp, src_dbenv, 0);
539 fprintf(stderr, "db: db_create: %s\n", db_strerror(ret));
540 fprintf(stderr, "db: exit code %d\n", ret);
544 // open the file containing the source table
545 ret = src_dbp->open(src_dbp, NULL, dbfilename, NULL, DB_BTREE, 0, 0600);
547 fprintf(stderr, "db: db_open: %s\n", db_strerror(ret));
548 fprintf(stderr, "db: exit code %d\n", ret);
552 // Acquire a cursor to read the source table
553 if ((ret = src_dbp->cursor(src_dbp, NULL, &src_dbcp, 0)) != 0) {
554 fprintf(stderr, "db: db_cursor: %s\n", db_strerror(ret));
555 fprintf(stderr, "db: exit code %d\n", ret);
559 // Zero out these database keys
560 memset(&in_key, 0, sizeof(DBT)); // input
561 memset(&in_data, 0, sizeof(DBT));
562 memset(&uncomp_data, 0, sizeof(DBT)); // decompressed input (the key doesn't change)
564 // Walk through the database, calling convert functions as we go and clearing buffers before each call.
565 while (ret = src_dbcp->get(src_dbcp, &in_key, &in_data, DB_NEXT) == 0) {
567 // If either the key or data are zero length, skip this record
568 if ((in_key.size == 0) || (in_data.size == 0)) {
572 else { // Both key and data are >0 length so we're good to go
574 // Do we need to decompress?
575 static int32_t magic = COMPRESS_MAGIC;
577 if ( (in_data.size >= sizeof(struct CtdlCompressHeader)) && (!memcmp(in_data.data, &magic, sizeof(magic))) ) {
579 // yes, we need to decompress
581 struct CtdlCompressHeader comp;
582 memcpy(&comp, in_data.data, sizeof(struct CtdlCompressHeader));
583 uncomp_data.size = comp.uncompressed_len;
584 uncomp_data.data = realloc(uncomp_data.data, uncomp_data.size);
585 destLen = (uLongf)comp.uncompressed_len;
587 ret = uncompress((Bytef *)uncomp_data.data, (uLongf *)&destLen, (const Bytef *)in_data.data+sizeof(struct CtdlCompressHeader), (uLong)comp.compressed_len);
589 fprintf(stderr, "db: uncompress() error %d\n", ret);
594 // Call the convert function registered to this table
595 export_functions[which_cdb](which_cdb, &in_key, (compressed ? &uncomp_data : &in_data));
597 // Knowing the total number of rows isn't critical to the program. It's just for the user to know.
602 // free any leftover out_data pointers
603 free(uncomp_data.data);
605 // ...and close the database (table)
606 ret = src_dbp->close(src_dbp, 0);
608 fprintf(stderr, "db: db_close: %s\n", db_strerror(ret));
615 int main(int argc, char **argv) {
617 char *src_dir = NULL;
618 char *dst_dir = NULL;
620 static DB_ENV *src_dbenv; // Source DB environment (global)
622 // Parse command line
624 while ((a = getopt(argc, argv, "h:d:y")) != EOF) {
636 fprintf(stderr, "%s: usage: %s -s source_dir -d dest_dir\n", argv[0], argv[0]);
642 fprintf(stderr, "------------------------------------------------------------------------\n");
643 fprintf(stderr, "This utility must be run while the server is OFFLINE. \n");
644 fprintf(stderr, "We \033[1mguarantee\033[0m data corruption if you do not \n");
645 fprintf(stderr, "observe this warning! The source [-s] directory should contain a copy \n");
646 fprintf(stderr, "of the database from your source system. The dump [-d] directory \n");
647 fprintf(stderr, "should be empty and will receive your dump file. \n");
648 fprintf(stderr, "------------------------------------------------------------------------\n");
649 fprintf(stderr, " Source (database) directory: %s\n", src_dir);
650 fprintf(stderr, "------------------------------------------------------------------------\n");
652 if (confirmed == 1) {
653 fprintf(stderr, "You have specified the [-y] flag, so processing will continue.\n");
656 fprintf(stderr, "Please read [ https://www.citadel.org/ctdldump.html ] to learn how to proceed.\n");
660 src_dbenv = open_dbenv(src_dir);
661 for (i = 0; i < MAXCDB; ++i) {
662 export_table(i, src_dbenv);
664 close_dbenv(src_dbenv);