-/**/
+/*
+ * types.c
+ * - RR-type-specific code, and the machinery to call it
+ */
+/*
+ * This file is part of adns, which is Copyright (C) 1997, 1998 Ian Jackson
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
#include "internal.h"
-#define TYRRSZ(rrtype,size,func) { (rrtype), (size), (func) }
+static adns_status rp_inaddr(adns_state ads, adns_query qu, int serv,
+ const byte *dgram, int dglen, int cbyte, int max,
+ void *store_r) {
+ struct in_addr *dr= store_r;
+
+ if (max-cbyte != 4) return adns_s_invaliddata;
+ memcpy(dr,dgram+cbyte,4);
+ return adns_s_ok;
+}
+
+static adns_status rmf_null(adns_state ads, adns_query qu, void *data) { }
+
+#define TYPE_SF(size,func,free) size, rp_#func, rmf_#free
+#define TYPE_SN(size,func) size, rp_#func, rmf_null
+#define TYPESZ_M(member) (sizeof(((adns_answer*)0)->rrs.member))
+#define TYPE_MF(member,parse) TYPE_SF(TYPESZ_M(member),parse,member)
+#define TYPE_MN(member,parse) TYPE_SN(TYPESZ_M(member),parse)
-#define TYRRSZ(sizememb) (sizeof(((adns_answer*)0)->rrs.sizememb))
+/* TYPE_<ms><nf>
+ * ms is M specify member name
+ * or S specify size explicitly
+ * nf is F full memory management, dependent on member name or specified func
+ * N no memory management required
+ */
static const typeinfo typeinfos[] = {
/* Must be in ascending order of rrtype ! */
+ /* rr type code name style member size parser */
- { adns_r_a, TYRR(inaddr), rpf_inaddr },
- { adns_r_ns_raw, TYRR(str), rpf_domain_raw },
- { adns_r_cname, TYRR(str), rpf_domain_raw },
- { adns_r_soa_raw, TYRR(soa), rpf_soa },
- { adns_r_null, 0, rpf_null },
- { adns_r_ptr_raw, TYRR(str), rpf_domain_raw },
- { adns_r_hinfo, TYRR(strpair), rpf_hinfo },
- { adns_r_mx_raw, TYRR(intstr), rpf_mx_raw },
- { adns_r_txt, TYRR(str), rpf_txt },
- { adns_r_rp_raw, TYRR(strpair), rpf_rp },
-
- { adns_r_ns, TYRR(dmaddr), rpf_dmaddr },
- { adns_r_ptr, TYRR(str), rpf_ptr },
- { adns_r_mx, TYRR(intdmaddr), rpf_mx },
-
- { adns_r_soa, TYRR(soa), rpf_soa },
- { adns_r_rp, TYRR(strpair), rpf_rp },
+ { adns_r_a, "A", TYPE_MN( inaddr, inaddr ) },
+#if 0 /*fixme*/
+ { adns_r_ns_raw, "NS(raw)", TYPE_MF( str, domain_raw ) },
+ { adns_r_cname, "CNAME", TYPE_MF( str, domain_raw ) },
+ { adns_r_soa_raw, "SOA(raw)", TYPE_MF( soa, soa ) },
+ { adns_r_null, "NULL", TYPE_SN( 0, null ) },
+ { adns_r_ptr_raw, "PTR(raw)", TYPE_MF( str, domain_raw ) },
+ { adns_r_hinfo, "HINFO", TYPE_MF( strpair, hinfo ) },
+ { adns_r_mx_raw, "MX(raw)", TYPE_MF( intstr, mx_raw ) },
+ { adns_r_txt, "TXT", TYPE_MF( str, txt ) },
+ { adns_r_rp_raw, "RP(raw)", TYPE_MF( strpair, rp ) },
+
+ { adns_r_ns, "NS(+addr)", TYPE_MF( dmaddr, dmaddr ) },
+ { adns_r_ptr, "PTR(checked)", TYPE_MF( str, ptr ) },
+ { adns_r_mx, "MX(+addr)", TYPE_MF( intdmaddr, mx ) },
+
+ { adns_r_soa, "SOA(822)", TYPE_MF( soa, soa ) },
+ { adns_r_rp, "RP(822)", TYPE_MF( strpair, rp ) },
+#endif
};
const typeinfo adns__findtype(adns_rrtype type) {