* - comments regarding library data structures
*/
/*
- * This file is
- * Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
- *
- * It is part of adns, which is
- * Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
- * Copyright (C) 1999-2000 Tony Finch <dot@dotat.at>
+ * This file is part of adns, which is
+ * Copyright (C) 1997-2000,2003,2006 Ian Jackson
+ * Copyright (C) 1999-2000,2003,2006 Tony Finch
+ * Copyright (C) 1991 Massachusetts Institute of Technology
+ * (See the file INSTALL for full details.)
*
* 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
#define DNS_CLASS_IN 1
#define DNS_INADDR_ARPA "in-addr", "arpa"
+#define DNS_IP6_ARPA "ip6", "arpa"
#define MAX_POLLFDS ADNS_POLLFDS_RECOMMENDED
struct timeval now;
} parseinfo;
+union gen_addr {
+ struct in_addr v4;
+ struct in6_addr v6;
+};
+
+typedef struct {
+ int af;
+ int width;
+ int delim;
+ int nrevcomp;
+ int revcompwd;
+ adns_rrtype rrtype;
+ void *(*sockaddr_to_inaddr)(struct sockaddr *sa);
+ void (*prefix_mask)(int len, union gen_addr *a);
+ int (*guess_len)(const union gen_addr *a);
+ int (*matchp)(const union gen_addr *addr,
+ const union gen_addr *base, const union gen_addr *mask);
+ int (*rev_parsecomp)(const char *p, size_t n);
+ void (*rev_mkaddr)(union gen_addr *addr, const byte *ipv);
+ char *(*rev_mkname)(struct sockaddr *sa, char *buf);
+} afinfo;
+
+struct afinfo_addr { const afinfo *ai; union gen_addr addr; };
+
typedef struct typeinfo {
- adns_rrtype type;
+ adns_rrtype typekey;
const char *rrtname;
const char *fmtname;
int rrsz;
* string. On successful return, label_r[] and *ll_io are filled in
* and *p_io points to *pe or just after the label-ending `.'. */
+ void (*postsort)(adns_state ads, void *array, int nrrs,
+ const struct typeinfo *typei);
+ /* Called immediately after the RRs have been sorted, and may rearrange
+ * them. (This is really for the benefit of SRV's bizarre weighting
+ * stuff.) May be 0 to mean nothing needs to be done.
+ */
} typeinfo;
adns_status adns__qdpl_normal(adns_state ads,
void *ext;
void (*callback)(adns_query parent, adns_query child);
union {
- adns_rr_addr ptr_parent_addr;
+ struct afinfo_addr ptr_parent_addr;
adns_rr_hostaddr *hostaddr;
} info;
} qcontext;
struct in_addr addr;
} servers[MAXSERVERS];
struct sortlist {
- struct in_addr base, mask;
+ const afinfo *ai;
+ union gen_addr base, mask;
} sortlist[MAXSORTLIST];
char **searchlist;
+ unsigned short rand48xsubi[3];
};
+/* From addrfam.c: */
+
+extern const afinfo adns__inet_afinfo, adns__inet6_afinfo;
+
/* From setup.c: */
int adns__setnonblock(adns_state ads, int fd); /* => errno value */
adns_status adns__mkquery(adns_state ads, vbuf *vb, int *id_r,
const char *owner, int ol,
- const typeinfo *typei, adns_queryflags flags);
+ const typeinfo *typei, adns_rrtype type,
+ adns_queryflags flags);
/* Assembles a query packet in vb. A new id is allocated and returned.
*/