2 Unix SMB/CIFS implementation.
3 Samba database functions
4 Copyright (C) Andrew Tridgell 1999-2000
5 Copyright (C) Paul `Rusty' Russell 2000
6 Copyright (C) Jeremy Allison 2000
7 Copyright (C) Andrew Esh 2001
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 #include "system/locale.h"
25 #include "system/time.h"
26 #include "system/filesys.h"
29 static int do_command(void);
32 size_t arg1len, arg2len;
35 TDB_DATA iterate_kbuf;
37 static int disable_mmap;
68 COMMAND_TABLE cmd_table[] = {
69 {"create", CMD_CREATE_TDB},
70 {"open", CMD_OPEN_TDB},
73 {"insert", CMD_INSERT},
78 {"hexkeys", CMD_HEXKEYS},
79 {"delete", CMD_DELETE},
80 {"list", CMD_LIST_HASH_FREE},
81 {"free", CMD_LIST_FREE},
95 struct timeval tp1,tp2;
97 static void _start_timer(void)
99 gettimeofday(&tp1,NULL);
102 static double _end_timer(void)
104 gettimeofday(&tp2,NULL);
105 return((tp2.tv_sec - tp1.tv_sec) +
106 (tp2.tv_usec - tp1.tv_usec)*1.0e-6);
109 /* a tdb tool for manipulating a tdb database */
111 static TDB_CONTEXT *tdb;
113 static int print_rec(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state);
114 static int print_key(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state);
115 static int print_hexkey(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state);
117 static void print_asc(const char *buf,int len)
121 /* We're probably printing ASCII strings so don't try to display
122 the trailing NULL character. */
124 if (buf[len - 1] == 0)
128 printf("%c",isprint(buf[i])?buf[i]:'.');
131 static void print_data(const char *buf,int len)
137 printf("%02X ",(int)buf[i]);
139 if (i%8 == 0) printf(" ");
141 print_asc(&buf[i-16],8); printf(" ");
142 print_asc(&buf[i-8],8); printf("\n");
143 if (i<len) printf("[%03X] ",i);
151 if (n>8) printf(" ");
152 while (n--) printf(" ");
156 print_asc(&buf[i-(i%16)],n); printf(" ");
158 if (n>0) print_asc(&buf[i-n],n);
163 static void help(void)
167 " create dbname : create a database\n"
168 " open dbname : open an existing database\n"
169 " erase : erase the database\n"
170 " dump : dump the database as strings\n"
171 " keys : dump the database keys as strings\n"
172 " hexkeys : dump the database keys as hex values\n"
173 " info : print summary info about the database\n"
174 " insert key data : insert a record\n"
175 " move key file : move a record to a destination tdb\n"
176 " store key data : store a record (replace)\n"
177 " show key : show a record by key\n"
178 " delete key : delete a record by key\n"
179 " list : print the database hash table and freelist\n"
180 " free : print the database freelist\n"
181 " ! command : execute system command\n"
182 " 1 | first : print the first record\n"
183 " n | next : print the next record\n"
184 " q | quit : terminate\n"
185 " \\n : repeat 'next' command\n"
189 static void terror(const char *why)
194 static void create_tdb(const char *tdbname)
196 if (tdb) tdb_close(tdb);
197 tdb = tdb_open(tdbname, 0, TDB_CLEAR_IF_FIRST | (disable_mmap?TDB_NOMMAP:0),
198 O_RDWR | O_CREAT | O_TRUNC, 0600);
200 printf("Could not create %s: %s\n", tdbname, strerror(errno));
204 static void open_tdb(const char *tdbname)
206 if (tdb) tdb_close(tdb);
207 tdb = tdb_open(tdbname, 0, disable_mmap?TDB_NOMMAP:0, O_RDWR, 0600);
209 printf("Could not open %s: %s\n", tdbname, strerror(errno));
213 static void insert_tdb(char *keyname, size_t keylen, char* data, size_t datalen)
217 if ((keyname == NULL) || (keylen == 0)) {
222 key.dptr = (unsigned char *)keyname;
224 dbuf.dptr = (unsigned char *)data;
225 dbuf.dsize = datalen;
227 if (tdb_store(tdb, key, dbuf, TDB_INSERT) == -1) {
228 terror("insert failed");
232 static void store_tdb(char *keyname, size_t keylen, char* data, size_t datalen)
236 if ((keyname == NULL) || (keylen == 0)) {
241 if ((data == NULL) || (datalen == 0)) {
246 key.dptr = (unsigned char *)keyname;
248 dbuf.dptr = (unsigned char *)data;
249 dbuf.dsize = datalen;
251 printf("Storing key:\n");
252 print_rec(tdb, key, dbuf, NULL);
254 if (tdb_store(tdb, key, dbuf, TDB_REPLACE) == -1) {
255 terror("store failed");
259 static void show_tdb(char *keyname, size_t keylen)
263 if ((keyname == NULL) || (keylen == 0)) {
268 key.dptr = (unsigned char *)keyname;
271 dbuf = tdb_fetch(tdb, key);
273 terror("fetch failed");
277 print_rec(tdb, key, dbuf, NULL);
284 static void delete_tdb(char *keyname, size_t keylen)
288 if ((keyname == NULL) || (keylen == 0)) {
293 key.dptr = (unsigned char *)keyname;
296 if (tdb_delete(tdb, key) != 0) {
297 terror("delete failed");
301 static void move_rec(char *keyname, size_t keylen, char* tdbname)
304 TDB_CONTEXT *dst_tdb;
306 if ((keyname == NULL) || (keylen == 0)) {
312 terror("need destination tdb name");
316 key.dptr = (unsigned char *)keyname;
319 dbuf = tdb_fetch(tdb, key);
321 terror("fetch failed");
325 print_rec(tdb, key, dbuf, NULL);
327 dst_tdb = tdb_open(tdbname, 0, 0, O_RDWR, 0600);
329 terror("unable to open destination tdb");
333 if ( tdb_store( dst_tdb, key, dbuf, TDB_REPLACE ) == -1 ) {
334 terror("failed to move record");
337 printf("record moved\n");
339 tdb_close( dst_tdb );
344 static int print_rec(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
346 printf("\nkey %d bytes\n", (int)key.dsize);
347 print_asc((const char *)key.dptr, key.dsize);
348 printf("\ndata %d bytes\n", (int)dbuf.dsize);
349 print_data((const char *)dbuf.dptr, dbuf.dsize);
353 static int print_key(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
355 printf("key %d bytes: ", (int)key.dsize);
356 print_asc((const char *)key.dptr, key.dsize);
361 static int print_hexkey(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
363 printf("key %d bytes\n", (int)key.dsize);
364 print_data((const char *)key.dptr, key.dsize);
369 static int total_bytes;
371 static int traverse_fn(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
373 total_bytes += dbuf.dsize;
377 static void info_tdb(void)
381 if ((count = tdb_traverse(tdb, traverse_fn, NULL)) == -1)
382 printf("Error = %s\n", tdb_errorstr(tdb));
384 printf("%d records totalling %d bytes\n", count, total_bytes);
387 static void speed_tdb(const char *tlimit)
389 unsigned timelimit = tlimit?atoi(tlimit):0;
392 if (timelimit == 0) timelimit = 10;
393 printf("Testing traverse speed for %u seconds\n", timelimit);
395 while ((t=_end_timer()) < timelimit) {
396 tdb_traverse(tdb, traverse_fn, NULL);
397 printf("%10.3f ops/sec\r", (++ops)/t);
402 static void toggle_mmap(void)
404 disable_mmap = !disable_mmap;
406 printf("mmap is disabled\n");
408 printf("mmap is enabled\n");
412 static char *tdb_getline(const char *prompt)
414 static char thisline[1024];
416 fputs(prompt, stdout);
418 p = fgets(thisline, sizeof(thisline)-1, stdin);
419 if (p) p = strchr(p, '\n');
421 return p?thisline:NULL;
424 static int do_delete_fn(TDB_CONTEXT *the_tdb, TDB_DATA key, TDB_DATA dbuf,
427 return tdb_delete(the_tdb, key);
430 static void first_record(TDB_CONTEXT *the_tdb, TDB_DATA *pkey)
433 *pkey = tdb_firstkey(the_tdb);
435 dbuf = tdb_fetch(the_tdb, *pkey);
436 if (!dbuf.dptr) terror("fetch failed");
438 print_rec(the_tdb, *pkey, dbuf, NULL);
442 static void next_record(TDB_CONTEXT *the_tdb, TDB_DATA *pkey)
445 *pkey = tdb_nextkey(the_tdb, *pkey);
447 dbuf = tdb_fetch(the_tdb, *pkey);
449 terror("fetch failed");
451 print_rec(the_tdb, *pkey, dbuf, NULL);
454 static int do_command(void)
456 COMMAND_TABLE *ctp = cmd_table;
457 enum commands mycmd = CMD_HELP;
460 if (cmdname && strlen(cmdname) == 0) {
464 cmd_len = strlen(ctp->name);
465 if (strncmp(ctp->name,cmdname,cmd_len) == 0) {
489 /* all the rest require a open database */
492 terror("database not open");
499 tdb_traverse(tdb, do_delete_fn, NULL);
503 tdb_traverse(tdb, print_rec, NULL);
507 insert_tdb(arg1, arg1len,arg2,arg2len);
511 move_rec(arg1,arg1len,arg2);
515 store_tdb(arg1,arg1len,arg2,arg2len);
519 show_tdb(arg1, arg1len);
522 tdb_traverse(tdb, print_key, NULL);
525 tdb_traverse(tdb, print_hexkey, NULL);
529 delete_tdb(arg1,arg1len);
531 case CMD_LIST_HASH_FREE:
535 tdb_printfreelist(tdb);
548 first_record(tdb, &iterate_kbuf);
552 next_record(tdb, &iterate_kbuf);
562 * unhandled commands. cases included here to avoid compiler
572 static char *convert_string(char *instring, size_t *sizep)
579 outp = inp = instring;
584 if (*inp && strchr("0123456789abcdefABCDEF",(int)*inp)) {
587 if (*inp && strchr("0123456789abcdefABCDEF",(int)*inp)) {
591 *outp++ = (char)strtol((const char *)temp,NULL,16);
604 int main(int argc, char *argv[])
623 /* Interactive mode */
624 while ((cmdname = tdb_getline("tdb> "))) {
626 if ((arg1 = strchr((const char *)cmdname,' ')) != NULL) {
634 if ((*arg2++ == '\\') && (*arg2 == ' ')) {
639 if (arg1) arg1 = convert_string(arg1,&arg1len);
640 if (arg2) arg2 = convert_string(arg2,&arg2len);
641 if (do_command()) break;
645 arg2 = convert_string(argv[4],&arg2len);
647 arg1 = convert_string(argv[3],&arg1len);
655 if (tdb) tdb_close(tdb);