includes/minires/minires.h

   1 /*
   2  * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
   3  * Copyright (c) 2001-2003 by Internet Software Consortium
   4  *
   5  * Permission to use, copy, modify, and distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  15  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  *
  17  *   Internet Systems Consortium, Inc.
  18  *   950 Charter Street
  19  *   Redwood City, CA 94063
  20  *   <info@isc.org>
  21  *   http://www.isc.org/
  22  */
  23
  24 #include "cdefs.h"
  25 #include "osdep.h"
  26
  27 #define _ns_flagdata MR_ns_flagdata
  28
  29 #include "minires/resolv.h"
  30 #include "minires/res_update.h"
  31 #include "isc-dhcp/result.h"
  32
  33 /*
  34  * Based on the Dynamic DNS reference implementation by Viraj Bais
  35  * <viraj_bais@ccm.fm.intel.com>
  36  */
  37
  38 int minires_mkupdate (ns_updrec *, unsigned char *, unsigned);
  39 int minires_update (ns_updrec *);
  40 ns_updrec *minires_mkupdrec (int, const char *, unsigned int,
  41                              unsigned int, unsigned long);
  42 void minires_freeupdrec (ns_updrec *);
  43 int minires_nmkupdate (res_state, ns_updrec *, double *, unsigned *);
  44 isc_result_t minires_nupdate (res_state, ns_updrec *);
  45 int minires_ninit (res_state);
  46 ns_rcode isc_rcode_to_ns (isc_result_t);
  47
  48 int MRns_name_compress(const char *, u_char *, size_t, const unsigned char **,
  49                        const unsigned char **);
  50 int MRns_name_unpack(const unsigned char *, const unsigned char *,
  51                      const unsigned char *, unsigned char *, size_t);
  52 int MRns_name_ntop(const unsigned char *, char *, size_t);
  53 int MRns_name_pton(const char *, u_char *, size_t);
  54
  55 #if defined (MINIRES_LIB)
  56 #define res_update minires_update
  57 #define res_mkupdate minires_mkupdate
  58 #define res_mkupdrec minires_mkupdrec
  59 #define res_freeupdrec minires_freeupdrec
  60 #define res_nmkupdate minires_nmkupdate
  61 #define res_nupdate minires_nupdate
  62 #define __p_type_syms MR__p_type_syms
  63 #define dn_comp MRdn_comp
  64 #define loc_aton MRloc_aton
  65 #define sym_ston MRsym_ston
  66 #define res_buildservicelist MRres_buildservicelist
  67 #define res_destroyservicelist MRres_destroyservicelist
  68 #define res_buildprotolist MRres_buildprotolist
  69 #define res_destroyprotolist MRres_destroyprotolist
  70 #define res_servicenumber MRres_servicenumber
  71 #define res_protocolnumber MRres_protocolnumber
  72 #define res_protocolname MRres_protocolname
  73 #define res_servicename MRres_servicename
  74 #define ns_datetosecs MRns_datetosecs
  75 #define b64_pton MRb64_pton
  76 #define res_ninit minires_ninit
  77 #define res_randomid MRres_randomid
  78 #define res_findzonecut MRres_findzonecut
  79 #define res_nsend MRres_nsend
  80 #define res_nsendsigned MRres_nsendsigned
  81 #define ns_samename MRns_samename
  82 #define res_nameinquery MRres_nameinquery
  83 #define res_queriesmatch MRres_queriesmatch
  84 #define dn_expand MRdn_expand
  85 #define ns_get16 MRns_get16
  86 #define res_close MRres_close
  87 #define res_nclose MRres_nclose
  88 #define res_ourserver_p MRres_ourserver_p
  89 #define ns_sign MRns_sign
  90 #define p_class MRp_class
  91 #define p_section MRp_section
  92 #define ns_makecanon MRns_makecanon
  93 #define ns_parserr MRns_parserr
  94 #define ns_samedomain MRns_samedomain
  95 #define ns_name_uncompress MRns_name_uncompress
  96 #define res_nmkquery MRres_nmkquery
  97 #define ns_initparse MRns_initparse
  98 #define res_nquery MRres_nquery
  99 #define res_nsearch MRres_nsearch
 100 #define res_hostalias MRres_hostalias
 101 #define res_nquerydomain MRres_nquerydomain
 102 #define ns_skiprr MRns_skiprr
 103 #define dn_skipname MRdn_skipname
 104 #define ns_name_ntol MRns_name_ntol
 105 #define ns_sign_tcp_init MRns_sign_tcp_init
 106 #define ns_sign_tcp MRns_sign_tcp
 107 #define ns_name_ntop MRns_name_ntop
 108 #define ns_name_pton MRns_name_pton
 109 #define ns_name_unpack MRns_name_unpack
 110 #define ns_name_pack MRns_name_pack
 111 #define ns_name_compress MRns_name_compress
 112 #define ns_name_skip MRns_name_skip
 113 #define ns_subdomain MRns_subdomain
 114 #define ns_find_tsig MRns_find_tsig
 115 #define ns_verify MRns_verify
 116 #define ns_verify_tcp_init MRns_verify_tcp_init
 117 #define ns_verify_tcp MRns_verify_tcp
 118 #define b64_ntop MRb64_ntop
 119
 120 extern const struct res_sym __p_type_syms[];
 121 extern time_t cur_time;
 122
 123 int dn_comp (const char *,
 124              unsigned char *, unsigned, unsigned char **, unsigned char **);
 125 int loc_aton (const char *, u_char *);
 126 int sym_ston (const struct res_sym *, const char *, int *);
 127 void  res_buildservicelist (void);
 128 void res_destroyservicelist (void);
 129 void res_buildprotolist(void);
 130 void res_destroyprotolist(void);
 131 int res_servicenumber(const char *);
 132 int res_protocolnumber(const char *);
 133 const char *res_protocolname(int);
 134 const char *res_servicename(u_int16_t, const char *);
 135 u_int32_t ns_datetosecs (const char *cp, int *errp);
 136 int b64_pton (char const *, unsigned char *, size_t);
 137 u_int res_randomid(void);
 138 isc_result_t res_findzonecut (res_state, const char *, ns_class, int, char *,
 139                               size_t, struct in_addr *, int, int *, void *);
 140 isc_result_t res_nsend (res_state,
 141                         double *, unsigned, double *, unsigned, unsigned *);
 142 isc_result_t res_nsendsigned (res_state, double *, unsigned, ns_tsig_key *,
 143                               double *, unsigned, unsigned *);
 144 int ns_samename (const char *, const char *);
 145 int res_nameinquery (const char *, int, int,
 146                      const unsigned char *, const unsigned char *);
 147 int res_queriesmatch (const unsigned char *, const unsigned char *,
 148                       const unsigned char *, const unsigned char *);
 149 int dn_expand (const unsigned char *,
 150                const unsigned char *, const unsigned char *, char *, unsigned);
 151 unsigned int ns_get16 (const unsigned char *);
 152 void res_close (void);
 153 void res_nclose (res_state);
 154 int res_ourserver_p (const res_state, const struct sockaddr_in *);
 155 isc_result_t ns_sign (unsigned char *, unsigned *,
 156                       unsigned, int, void *, const unsigned char *,
 157                       unsigned, unsigned char *, unsigned *, time_t);
 158 const char *p_class (int);
 159 const char *p_section (int section, int opcode);
 160 isc_result_t ns_makecanon (const char *, char *, size_t);
 161 isc_result_t ns_parserr (ns_msg *, ns_sect, int, ns_rr *);
 162 int ns_samedomain (const char *, const char *);
 163 int ns_name_uncompress (const u_char *, const u_char *,
 164                             const u_char *, char *, size_t);
 165 isc_result_t res_nmkquery (res_state, int, const char *, ns_class, ns_type,
 166                            const unsigned char *, unsigned,
 167                            const unsigned char *, double *,
 168                            unsigned, unsigned *);
 169 isc_result_t ns_initparse (const unsigned char *, unsigned, ns_msg *);
 170 isc_result_t res_nquery(res_state, const char *,
 171                         ns_class, ns_type, double *, unsigned, unsigned *);
 172 isc_result_t res_nsearch(res_state, const char *,
 173                          ns_class, ns_type, double *, unsigned, unsigned *);
 174 const char *res_hostalias (const res_state, const char *, char *, size_t);
 175 isc_result_t res_nquerydomain(res_state, const char *, const char *,
 176                               ns_class class, ns_type type,
 177                               double *, unsigned, unsigned *);
 178
 179 isc_result_t ns_skiprr(const unsigned char *,
 180                        const unsigned char *, ns_sect, int, int *);
 181 int dn_skipname (const unsigned char *, const unsigned char *);
 182 u_int32_t getULong (const unsigned char *);
 183 int32_t getLong (const unsigned char *);
 184 u_int32_t getUShort (const unsigned char *);
 185 int32_t getShort (const unsigned char *);
 186 u_int32_t getUChar (const unsigned char *);
 187 void putULong (unsigned char *, u_int32_t);
 188 void putLong (unsigned char *, int32_t);
 189 void putUShort (unsigned char *, u_int32_t);
 190 void putShort (unsigned char *, int32_t);
 191 void putUChar (unsigned char *, u_int32_t);
 192 int ns_name_ntol (const unsigned char *, unsigned char *, size_t);
 193 isc_result_t ns_sign_tcp_init (void *, const unsigned char *,
 194                                unsigned, ns_tcp_tsig_state *);
 195 isc_result_t ns_sign_tcp (unsigned char *,
 196                           unsigned *, unsigned, int, ns_tcp_tsig_state *, int);
 197 int ns_name_pton (const char *, unsigned char *, size_t);
 198 int ns_name_pack (const unsigned char *, unsigned char *,
 199                   unsigned, const unsigned char **, const unsigned char **);
 200 int ns_name_compress (const char *, unsigned char *,
 201                       size_t, const unsigned char **, const unsigned char **);
 202 int ns_name_skip (const unsigned char **, const unsigned char *);
 203 int ns_subdomain (const char *, const char *);
 204 unsigned char *ns_find_tsig (unsigned char *, unsigned char *);
 205 isc_result_t ns_verify (unsigned char *, unsigned *, void *,
 206                         const unsigned char *,
 207                         unsigned, unsigned char *, unsigned *, time_t *, int);
 208 isc_result_t ns_verify_tcp_init (void *, const unsigned char *, unsigned,
 209                                  ns_tcp_tsig_state *);
 210 isc_result_t ns_verify_tcp (unsigned char *, unsigned *,
 211                             ns_tcp_tsig_state *, int);
 212 int b64_ntop (unsigned char const *, size_t, char *, size_t);
 213
 214 ns_rcode find_cached_zone (const char *, ns_class, char *,
 215                            size_t, struct in_addr *, int, int *, void *);
 216 int find_tsig_key (ns_tsig_key **, const char *, void *);
 217 int forget_zone (void *);
 218 int repudiate_zone (void *);
 219 void cache_found_zone (ns_class, char *, struct in_addr *, int);
 220 isc_result_t uerr2isc (int);
 221 isc_result_t ns_rcode_to_isc (int);
 222
 223 #define DprintQ(a,b,c,d)
 224 #define Dprint(a,b)
 225 #define Perror(a, b, c, d)
 226 #define Aerror(a, b, c, d, e)
 227 #define DPRINTF(x)
 228
 229 #define USE_MD5
 230 #endif
 231
 232 #if defined (TRACING)
 233 void trace_mr_statp_setup (res_state);
 234 #endif