381 lines
15 KiB
C
381 lines
15 KiB
C
/* Copyright (c) 1985, 1990
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* Portions Copyright (c) 1993 by Digital Equipment Corporation.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies, and that
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* the name of Digital Equipment Corporation not be used in advertising or
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* publicity pertaining to distribution of the document or software without
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* specific, written prior permission.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
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* WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
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* CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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/* Portions Copyright (c) 1996, 1997 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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/* ns_func.h - declarations for ns_*.c's externally visible functions
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*
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* $Id: ns_func.h,v 8.43 1998/03/20 00:53:44 halley Exp $
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*/
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/* ++from ns_glue.c++ */
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extern struct in_addr ina_get(const u_char *data);
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extern const char *sin_ntoa(struct sockaddr_in);
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extern void ns_debug(int, int, const char *, ...),
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ns_info(int, const char *, ...),
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ns_notice(int, const char *, ...),
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ns_warning(int, const char *, ...),
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ns_error(int, const char *, ...),
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ns_panic(int, int, const char *, ...),
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ns_assertion_failed(char *file, int line,
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assertion_type type, char *cond,
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int print_errno);
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extern void panic(const char *, const void *),
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gettime(struct timeval *);
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extern int nlabels(const char *),
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my_close(int),
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my_fclose(FILE *);
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extern void __freestr(char *);
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extern char *__newstr(size_t, int),
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*__savestr(const char *, int),
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*checked_ctime(const time_t *t),
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*ctimel(long);
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extern u_char *ina_put(struct in_addr ina, u_char *data),
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*savebuf(const u_char *, size_t, int);
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extern void dprintf(int level, const char *format, ...);
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#ifdef DEBUG_STRINGS
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extern char *debug_newstr(size_t, int, const char *, int),
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*debug_savestr(const char *, int, const char *, int);
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extern void debug_freestr(char *, const char *, int);
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#define newstr(l, n) debug_newstr((l), (n), __FILE__, __LINE__)
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#define savestr(s, n) debug_savestr((s), (n), __FILE__, __LINE__)
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#define freestr(s) debug_freestr((s), __FILE__, __LINE__)
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#else
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#define newstr(l, n) __newstr((l), (n))
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#define savestr(s, n) __savestr((s), (n))
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#define freestr(s) __freestr((s))
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#endif /* DEBUG_STRINGS */
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/* --from ns_glue.c-- */
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/* ++from ns_resp.c++ */
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extern void ns_resp(u_char *, int, struct sockaddr_in,
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struct qstream *),
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prime_cache(void),
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delete_all(struct namebuf *, int, int),
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delete_stale(struct namebuf *);
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extern struct qinfo *sysquery(const char *, int, int,
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struct in_addr *, int, int);
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extern void sysnotify(const char *, int, int);
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extern int doupdate(u_char *, u_char *, struct databuf **,
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int, int, int, u_int, struct sockaddr_in),
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send_msg(u_char *, int, struct qinfo *),
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findns(struct namebuf **, int,
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struct databuf **, int *, int),
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finddata(struct namebuf *, int, int, HEADER *,
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char **, int *, int *),
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wanted(const struct databuf *, int, int),
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add_data(struct namebuf *,
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struct databuf **,
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u_char *, int, int *),
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trunc_adjust(u_char *, int, int);
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/* --from ns_resp.c-- */
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/* ++from ns_req.c++ */
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extern void ns_req(u_char *, int, int,
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struct qstream *,
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struct sockaddr_in,
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int),
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free_addinfo(void),
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free_nsp(struct databuf **);
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extern int stale(struct databuf *),
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make_rr(const char *, struct databuf *,
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u_char *, int, int,
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u_char **, u_char **),
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doaddinfo(HEADER *, u_char *, int),
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doaddauth(HEADER *, u_char *, int,
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struct namebuf *,
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struct databuf *);
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#ifdef BIND_NOTIFY
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extern int findZonePri(const struct zoneinfo *,
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const struct sockaddr_in);
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#endif
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/* --from ns_req.c-- */
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/* ++from ns_xfr.c++ */
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extern void ns_xfr(struct qstream *qsp, struct namebuf *znp,
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int zone, int class, int type,
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int id, int opcode),
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ns_stopxfrs(struct zoneinfo *),
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ns_freexfr(struct qstream *);
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/* --from ns_xfr.c-- */
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/* ++from ns_forw.c++ */
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extern time_t retrytime(struct qinfo *);
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extern int ns_forw(struct databuf *nsp[],
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u_char *msg,
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int msglen,
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struct sockaddr_in from,
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struct qstream *qsp,
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int dfd,
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struct qinfo **qpp,
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const char *dname,
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int class,
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int type,
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struct namebuf *np,
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int use_tcp),
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haveComplained(u_long, u_long),
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nslookup(struct databuf *nsp[],
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struct qinfo *qp,
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const char *syslogdname,
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const char *sysloginfo),
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qcomp(struct qserv *, struct qserv *);
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extern void schedretry(struct qinfo *, time_t),
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unsched(struct qinfo *),
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reset_retrytimer(void),
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retrytimer(evContext ctx, void *uap,
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struct timespec due, struct timespec ival),
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retry(struct qinfo *),
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qflush(void),
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qremove(struct qinfo *),
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ns_freeqns(struct qinfo *, char *),
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ns_freeqry(struct qinfo *),
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freeComplaints(void);
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extern struct qinfo *qfindid(u_int16_t),
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*qnew(const char *, int, int);
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/* --from ns_forw.c-- */
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/* ++from ns_main.c++ */
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extern struct in_addr net_mask(struct in_addr);
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extern void sq_remove(struct qstream *),
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sq_flushw(struct qstream *),
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sq_flush(struct qstream *allbut),
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dq_remove_gen(time_t gen),
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dq_remove_all(),
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sq_done(struct qstream *),
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ns_setproctitle(char *, int),
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getnetconf(int),
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nsid_init(void),
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ns_setoption(int option),
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writestream(struct qstream *, const u_char *, int),
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ns_need(int need),
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opensocket_f(void);
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extern u_int16_t nsid_next(void);
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extern int sq_openw(struct qstream *, int),
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sq_writeh(struct qstream *, sq_closure),
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sq_write(struct qstream *, const u_char *, int),
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ns_need_p(int option),
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tcp_send(struct qinfo *),
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aIsUs(struct in_addr);
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/* --from ns_main.c-- */
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/* ++from ns_maint.c++ */
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extern void ns_maint(void),
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zone_maint(struct zoneinfo *),
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sched_zone_maint(struct zoneinfo *),
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ns_cleancache(evContext ctx, void *uap,
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struct timespec due,
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struct timespec inter),
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purge_zone(const char *, struct hashbuf *, int),
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loadxfer(void),
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qserial_retrytime(struct zoneinfo *, time_t),
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qserial_query(struct zoneinfo *),
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qserial_answer(struct qinfo *, u_int32_t,
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struct sockaddr_in),
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#ifdef DEBUG
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printzoneinfo(int, int, int),
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#endif
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endxfer(void),
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ns_reload(void);
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extern int clean_cache(struct hashbuf *, int);
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extern void reapchild(evContext, void *, int);
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extern const char * zoneTypeString(const struct zoneinfo *);
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/* --from ns_maint.c-- */
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/* ++from ns_init.c++ */
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extern void ns_refreshtime(struct zoneinfo *, time_t),
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ns_retrytime(struct zoneinfo *, time_t),
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ns_init(const char *);
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extern enum context ns_ptrcontext(const char *owner);
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extern enum context ns_ownercontext(int type, enum transport);
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extern int ns_nameok(const char *name, int class,
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struct zoneinfo *zp,
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enum transport, enum context,
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const char *owner,
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struct in_addr source);
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extern int ns_wildcard(const char *name);
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extern void zoneinit(struct zoneinfo *),
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do_reload(const char *, int, int),
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ns_shutdown(void);
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/* --from ns_init.c-- */
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/* ++from ns_ncache.c++ */
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extern void cache_n_resp(u_char *, int, struct sockaddr_in);
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/* --from ns_ncache.c-- */
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/* ++from ns_udp.c++ */
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extern void ns_udp(void);
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/* --from ns_udp.c-- */
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/* ++from ns_stats.c++ */
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extern void ns_stats(void),
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ns_freestats(void);
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extern void ns_logstats(evContext ctx, void *uap,
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struct timespec, struct timespec);
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extern void qtypeIncr(int qtype);
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extern struct nameser *nameserFind(struct in_addr addr, int flags);
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#define NS_F_INSERT 0x0001
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#define nameserIncr(a,w) NS_INCRSTAT(a,w) /* XXX should change name. */
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/* --from ns_stats.c-- */
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/* ++from ns_update.c++ */
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u_char *findsoaserial(u_char *data);
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u_int32_t get_serial_unchecked(struct zoneinfo *zp);
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u_int32_t get_serial(struct zoneinfo *zp);
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void set_serial(struct zoneinfo *zp, u_int32_t serial);
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int schedule_soa_update(struct zoneinfo *, int);
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int schedule_dump(struct zoneinfo *);
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int incr_serial(struct zoneinfo *zp);
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int merge_logs(struct zoneinfo *zp);
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int zonedump(struct zoneinfo *zp);
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void dynamic_about_to_exit(void);
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enum req_action req_update(HEADER *hp, u_char *cp, u_char *eom,
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u_char *msg, struct qstream *qsp,
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int dfd, struct sockaddr_in from);
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void rdata_dump(struct databuf *dp, FILE *fp);
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/* --from ns_update.c-- */
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/* ++from ns_config.c++ */
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void free_zone_timerinfo(struct zoneinfo *);
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void free_zone_contents(struct zoneinfo *, int);
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struct zoneinfo *find_zone(const char *, int, int);
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zone_config begin_zone(char *, int);
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void end_zone(zone_config, int);
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int set_zone_type(zone_config, int);
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int set_zone_filename(zone_config, char *);
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int set_zone_checknames(zone_config, enum severity);
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int set_zone_notify(zone_config, int value);
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int set_zone_update_acl(zone_config, ip_match_list);
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int set_zone_query_acl(zone_config, ip_match_list);
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int set_zone_transfer_acl(zone_config, ip_match_list);
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int set_zone_transfer_source(zone_config, struct in_addr);
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int set_zone_transfer_time_in(zone_config, long);
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int add_zone_master(zone_config, struct in_addr);
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int add_zone_notify(zone_config, struct in_addr);
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options new_options(void);
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void free_options(options);
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void set_boolean_option(options, int, int);
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listen_info_list new_listen_info_list(void);
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void free_listen_info_list(listen_info_list);
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void add_listen_on(options, u_int16_t, ip_match_list);
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FILE * write_open(char *filename);
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void update_pid_file(void);
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void set_options(options, int);
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void use_default_options(void);
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ip_match_list new_ip_match_list(void);
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void free_ip_match_list(ip_match_list);
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ip_match_element new_ip_match_pattern(struct in_addr, u_int);
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ip_match_element new_ip_match_mask(struct in_addr, struct in_addr);
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ip_match_element new_ip_match_indirect(ip_match_list);
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ip_match_element new_ip_match_localhost(void);
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ip_match_element new_ip_match_localnets(void);
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void ip_match_negate(ip_match_element);
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void add_to_ip_match_list(ip_match_list, ip_match_element);
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void dprint_ip_match_list(int, ip_match_list, int, char *,
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char *);
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int ip_match_address(ip_match_list, struct in_addr);
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int ip_address_allowed(ip_match_list, struct in_addr);
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int ip_match_network(ip_match_list, struct in_addr,
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struct in_addr);
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int distance_of_address(ip_match_list, struct in_addr);
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int ip_match_is_none(ip_match_list);
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void add_forwarder(options, struct in_addr);
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void free_forwarders(struct fwdinfo *);
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server_info find_server(struct in_addr);
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server_config begin_server(struct in_addr);
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void end_server(server_config, int);
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void set_server_option(server_config, int, int);
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void set_server_transfers(server_config, int);
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void set_server_transfer_format(server_config,
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enum axfr_format);
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void add_server_key_info(server_config, key_info);
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key_info new_key_info(char *, char *, char *);
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void free_key_info(key_info);
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void dprint_key_info(key_info);
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key_info_list new_key_info_list(void);
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void free_key_info_list(key_info_list);
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void add_to_key_info_list(key_info_list, key_info);
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void dprint_key_info_list(key_info_list);
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log_config begin_logging(void);
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void add_log_channel(log_config, int, log_channel);
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void open_special_channels(void);
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void set_logging(log_config, int);
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void end_logging(log_config, int);
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void use_default_logging(void);
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void init_logging(void);
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void shutdown_logging(void);
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void init_configuration(void);
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void shutdown_configuration(void);
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void load_configuration(const char *);
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/* --from ns_config.c-- */
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/* ++from parser.y++ */
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ip_match_list lookup_acl(char *);
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void define_acl(char *, ip_match_list);
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key_info lookup_key(char *);
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void define_key(char *, key_info);
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void parse_configuration(const char *);
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void parser_initialize(void);
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void parser_shutdown(void);
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/* --from parser.y-- */
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