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- /*
- * Copyright (c) 1986, 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)db_reload.c 4.22 (Berkeley) 3/21/91";
- #endif /* not lint */
-
- #include <sys/param.h>
- #include <sys/time.h>
- #include <netinet/in.h>
- #include <arpa/nameser.h>
- #include <stdio.h>
- #include <syslog.h>
- #include "ns.h"
- #include "db.h"
-
- extern time_t resettime;
-
- /*
- * Flush and reload data base.
- */
-
- db_reload()
- {
- extern char *bootfile;
-
- #ifdef DEBUG
- if (debug >= 3)
- fprintf(ddt,"reload()\n");
- #endif
- syslog(LOG_NOTICE, "reloading nameserver\n");
-
- qflush();
- sqflush();
- fwdtab_free();
- free_sort_list();
- getnetconf();
- ns_init(bootfile);
- time(&resettime);
- }
-
- db_free(htp)
- struct hashbuf *htp;
- {
- register struct databuf *dp, *nextdp;
- register struct namebuf *np, *nextnp;
- struct namebuf **npp, **nppend;
-
- npp = htp->h_tab;
- nppend = npp + htp->h_size;
- while (npp < nppend) {
- for (np = *npp++; np != NULL; np = nextnp) {
- if (np->n_hash != NULL)
- db_free(np->n_hash);
- (void) free((char *)np->n_dname);
- for (dp = np->n_data; dp != NULL; ) {
- nextdp = dp->d_next;
- (void) free((char *)dp);
- dp = nextdp;
- }
- nextnp = np->n_next;
- free((char *)np);
- }
- }
- (void) free((char *)htp);
- }
-
- db_inv_free()
- {
- register struct invbuf *ip;
- register int i, j;
-
- for (i = 0; i < INVHASHSZ; i++)
- for (ip = invtab[i]; ip != NULL; ip = ip->i_next)
- for (j = 0; j < INVBLKSZ; j++)
- ip->i_dname[j] = NULL;
- }
-
- fwdtab_free()
- {
- extern struct fwdinfo *fwdtab;
- struct fwdinfo *fp, *nextfp;
-
- for (fp = fwdtab; fp != NULL; fp = nextfp) {
- nextfp = fp->next;
- free((char *)fp);
- }
- fwdtab = NULL;
- }
-