*/
#ifndef _RESOLV_H_
+#define _RESOLV_H_
-/* These headers are needed for types used in the `struct res_state'
- declaration. */
+#include <sys/cdefs.h>
+#include <sys/param.h>
#include <sys/types.h>
+#include <stdio.h>
#include <netinet/in.h>
-
-#ifndef __need_res_state
-# define _RESOLV_H_
-
-# include <sys/param.h>
-# include <sys/cdefs.h>
-# include <stdio.h>
-# include <arpa/nameser.h>
-#endif
-
-#ifndef __res_state_defined
-# define __res_state_defined
-
-typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error }
- res_sendhookact;
-
-typedef res_sendhookact (*res_send_qhook) (struct sockaddr_in * const *ns,
- const u_char **query,
- int *querylen,
- u_char *ans,
- int anssiz,
- int *resplen);
-
-typedef res_sendhookact (*res_send_rhook) (const struct sockaddr_in *ns,
- const u_char *query,
- int querylen,
- u_char *ans,
- int anssiz,
- int *resplen);
+#include <arpa/nameser.h>
+#include <bits/types/res_state.h>
/*
* Global defines and variables for resolver stub.
*/
-# define MAXNS 3 /* max # name servers we'll track */
-# define MAXDFLSRCH 3 /* # default domain levels to try */
-# define MAXDNSRCH 6 /* max # domains in search path */
-# define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */
+#define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */
-# define RES_TIMEOUT 5 /* min. seconds between retries */
-# define MAXRESOLVSORT 10 /* number of net to sort on */
-# define RES_MAXNDOTS 15 /* should reflect bit field size */
-# define RES_MAXRETRANS 30 /* only for resolv.conf/RES_OPTIONS */
-# define RES_MAXRETRY 5 /* only for resolv.conf/RES_OPTIONS */
-# define RES_DFLRETRY 2 /* Default #/tries. */
-# define RES_MAXTIME 65535 /* Infinity, in milliseconds. */
+#define RES_TIMEOUT 5 /* min. seconds between retries */
+#define RES_MAXNDOTS 15 /* should reflect bit field size */
+#define RES_MAXRETRANS 30 /* only for resolv.conf/RES_OPTIONS */
+#define RES_MAXRETRY 5 /* only for resolv.conf/RES_OPTIONS */
+#define RES_DFLRETRY 2 /* Default #/tries. */
+#define RES_MAXTIME 65535 /* Infinity, in milliseconds. */
-struct __res_state {
- int retrans; /* retransmition time interval */
- int retry; /* number of times to retransmit */
- u_long options; /* option flags - see below. */
- int nscount; /* number of name servers */
- struct sockaddr_in
- nsaddr_list[MAXNS]; /* address of name server */
-# define nsaddr nsaddr_list[0] /* for backward compatibility */
- u_short id; /* current message id */
- char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */
- char defdname[256]; /* default domain (deprecated) */
- u_long pfcode; /* RES_PRF_ flags - see below. */
- unsigned ndots:4; /* threshold for initial abs. query */
- unsigned nsort:4; /* number of elements in sort_list[] */
- char unused[3];
- struct {
- struct in_addr addr;
- u_int32_t mask;
- } sort_list[MAXRESOLVSORT];
- res_send_qhook qhook; /* query hook */
- res_send_rhook rhook; /* response hook */
- int res_h_errno; /* last one set for this context */
- int _vcsock; /* PRIVATE: for res_send VC i/o */
- u_int _flags; /* PRIVATE: see below */
- union {
- char pad[52]; /* On an i386 this means 512b total. */
- struct {
- u_int16_t nscount;
- u_int16_t nsmap[MAXNS];
- int nssocks[MAXNS];
- u_int16_t nscount6;
- u_int16_t nsinit;
- struct sockaddr_in6 *nsaddrs[MAXNS];
- } _ext;
- } _u;
-};
+#define nsaddr nsaddr_list[0] /* for backward compatibility */
-typedef struct __res_state *res_state;
-# undef __need_res_state
-#endif
-
-#ifdef _RESOLV_H_
/*
* Revision information. This is the release date in YYYYMMDD format.
* It can change every day so the right thing to do with it is use it
char * humanname; /* Its fun name, like "mail exchanger" */
};
-/*
- * Resolver flags (used to be discrete per-module statics ints).
- */
-#define RES_F_VC 0x00000001 /* socket is TCP */
-#define RES_F_CONN 0x00000002 /* socket is connected */
-
-/* res_findzonecut() options */
-#define RES_EXHAUSTIVE 0x00000001 /* always do all queries */
-
/*
* Resolver options (keep these in synch with res_debug.c, please)
*/
#define RES_INIT 0x00000001 /* address initialized */
#define RES_DEBUG 0x00000002 /* print debug messages */
-#define RES_AAONLY 0x00000004 /* authoritative answers only (!IMPL)*/
+#define RES_AAONLY \
+ __glibc_macro_warning ("RES_AAONLY is deprecated") 0x00000004
#define RES_USEVC 0x00000008 /* use virtual circuit */
-#define RES_PRIMARY 0x00000010 /* query primary server only (!IMPL) */
+#define RES_PRIMARY \
+ __glibc_macro_warning ("RES_PRIMARY is deprecated") 0x00000010
#define RES_IGNTC 0x00000020 /* ignore trucation errors */
#define RES_RECURSE 0x00000040 /* recursion desired */
#define RES_DEFNAMES 0x00000080 /* use default domain name */
#define RES_STAYOPEN 0x00000100 /* Keep TCP socket open */
#define RES_DNSRCH 0x00000200 /* search up local domain tree */
-#define RES_INSECURE1 0x00000400 /* type 1 security disabled */
-#define RES_INSECURE2 0x00000800 /* type 2 security disabled */
#define RES_NOALIASES 0x00001000 /* shuts off HOSTALIASES feature */
-#define RES_USE_INET6 0x00002000 /* use/map IPv6 in gethostbyname() */
#define RES_ROTATE 0x00004000 /* rotate ns list after each query */
-#define RES_NOCHECKNAME 0x00008000 /* do not check names for sanity. */
-#define RES_KEEPTSIG 0x00010000 /* do not strip TSIG records */
-#define RES_BLAST 0x00020000 /* blast all recursive servers */
-#define RES_USEBSTRING 0x00040000 /* IPv6 reverse lookup with byte
- strings */
-#define RES_NOIP6DOTINT 0x00080000 /* Do not use .ip6.int in IPv6
- reverse lookup */
+#define RES_NOCHECKNAME \
+ __glibc_macro_warning ("RES_NOCHECKNAME is deprecated") 0x00008000
+#define RES_KEEPTSIG \
+ __glibc_macro_warning ("RES_KEEPTSIG is deprecated") 0x00010000
+#define RES_BLAST \
+ __glibc_macro_warning ("RES_BLAST is deprecated") 0x00020000
+#define RES_USE_EDNS0 0x00100000 /* Use EDNS0. */
+#define RES_SNGLKUP 0x00200000 /* one outstanding request at a time */
+#define RES_SNGLKUPREOP 0x00400000 /* -"-, but open new socket for each
+ request */
+#define RES_USE_DNSSEC 0x00800000 /* use DNSSEC using OK bit in OPT */
+#define RES_NOTLDQUERY 0x01000000 /* Do not look up unqualified name
+ as a TLD. */
+#define RES_NORELOAD 0x02000000 /* No automatic configuration reload. */
-#define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH)
+#define RES_DEFAULT (RES_RECURSE|RES_DEFNAMES|RES_DNSRCH)
/*
* Resolver "pfcode" values. Used by dig.
__END_DECLS
#define _res (*__res_state())
-#ifndef __BIND_NOSTATIC
#define fp_nquery __fp_nquery
#define fp_query __fp_query
#define hostalias __hostalias
#define res_send __res_send
__BEGIN_DECLS
-void fp_nquery __P((const u_char *, int, FILE *));
-void fp_query __P((const u_char *, FILE *));
-const char * hostalias __P((const char *));
-void p_query __P((const u_char *));
-void res_close __P((void));
-int res_init __P((void));
-int res_isourserver __P((const struct sockaddr_in *));
-int res_mkquery __P((int, const char *, int, int, const u_char *,
- int, const u_char *, u_char *, int));
-int res_query __P((const char *, int, int, u_char *, int));
-int res_querydomain __P((const char *, const char *, int, int,
- u_char *, int));
-int res_search __P((const char *, int, int, u_char *, int));
-int res_send __P((const u_char *, int, u_char *, int));
+void fp_nquery (const unsigned char *, int, FILE *) __THROW;
+void fp_query (const unsigned char *, FILE *) __THROW;
+const char * hostalias (const char *) __THROW;
+void p_query (const unsigned char *) __THROW;
+void res_close (void) __THROW;
+int res_init (void) __THROW;
+int res_isourserver (const struct sockaddr_in *) __THROW;
+int res_mkquery (int, const char *, int, int,
+ const unsigned char *, int, const unsigned char *,
+ unsigned char *, int) __THROW;
+int res_query (const char *, int, int, unsigned char *, int)
+ __THROW;
+int res_querydomain (const char *, const char *, int, int,
+ unsigned char *, int) __THROW;
+int res_search (const char *, int, int, unsigned char *, int)
+ __THROW;
+int res_send (const unsigned char *, int, unsigned char *, int)
+ __THROW;
__END_DECLS
-#endif
#define b64_ntop __b64_ntop
#define b64_pton __b64_pton
#define p_fqname __p_fqname
#define p_fqnname __p_fqnname
#define p_option __p_option
-#define p_secstodate __p_secstodate
-#define p_section __p_section
#define p_time __p_time
#define p_type __p_type
#define p_rcode __p_rcode
#define res_nclose __res_nclose
#define res_ninit __res_ninit
#define res_nmkquery __res_nmkquery
-#define res_npquery __res_npquery
#define res_nquery __res_nquery
#define res_nquerydomain __res_nquerydomain
#define res_nsearch __res_nsearch
#define res_nsend __res_nsend
-#define res_nisourserver __res_nisourserver
#define res_ownok __res_ownok
#define res_queriesmatch __res_queriesmatch
#define res_randomid __res_randomid
#define sym_ntos __sym_ntos
#define sym_ston __sym_ston
__BEGIN_DECLS
-int res_hnok __P((const char *));
-int res_ownok __P((const char *));
-int res_mailok __P((const char *));
-int res_dnok __P((const char *));
-int sym_ston __P((const struct res_sym *, const char *, int *));
-const char * sym_ntos __P((const struct res_sym *, int, int *));
-const char * sym_ntop __P((const struct res_sym *, int, int *));
-int b64_ntop __P((u_char const *, size_t, char *, size_t));
-int b64_pton __P((char const *, u_char *, size_t));
-int loc_aton __P((const char *ascii, u_char *binary));
-const char * loc_ntoa __P((const u_char *binary, char *ascii));
-int dn_skipname __P((const u_char *, const u_char *));
-void putlong __P((u_int32_t, u_char *));
-void putshort __P((u_int16_t, u_char *));
-const char * p_class __P((int));
-const char * p_time __P((u_int32_t));
-const char * p_type __P((int));
-const char * p_rcode __P((int));
-const u_char * p_cdnname __P((const u_char *, const u_char *, int, FILE *));
-const u_char * p_cdname __P((const u_char *, const u_char *, FILE *));
-const u_char * p_fqnname __P((const u_char *cp, const u_char *msg,
- int, char *, int));
-const u_char * p_fqname __P((const u_char *, const u_char *, FILE *));
-const char * p_option __P((u_long option));
-char * p_secstodate __P((u_long));
-int dn_count_labels __P((const char *));
-int dn_comp __P((const char *, u_char *, int,
- u_char **, u_char **));
-int dn_expand __P((const u_char *, const u_char *, const u_char *,
- char *, int));
-u_int res_randomid __P((void));
-int res_nameinquery __P((const char *, int, int,
- const u_char *, const u_char *));
-int res_queriesmatch __P((const u_char *, const u_char *,
- const u_char *, const u_char *));
-const char * p_section __P((int section, int opcode));
+int res_hnok (const char *) __THROW;
+int res_ownok (const char *) __THROW;
+int res_mailok (const char *) __THROW;
+int res_dnok (const char *) __THROW;
+int sym_ston (const struct res_sym *, const char *, int *) __THROW;
+const char * sym_ntos (const struct res_sym *, int, int *) __THROW;
+const char * sym_ntop (const struct res_sym *, int, int *) __THROW;
+int b64_ntop (const unsigned char *, size_t, char *, size_t)
+ __THROW;
+int b64_pton (char const *, unsigned char *, size_t) __THROW;
+int loc_aton (const char *__ascii, unsigned char *__binary) __THROW;
+const char * loc_ntoa (const unsigned char *__binary, char *__ascii) __THROW;
+int dn_skipname (const unsigned char *, const unsigned char *)
+ __THROW;
+void putlong (uint32_t, unsigned char *) __THROW;
+void putshort (uint16_t, unsigned char *) __THROW;
+const char * p_class (int) __THROW;
+const char * p_time (uint32_t) __THROW;
+const char * p_type (int) __THROW;
+const char * p_rcode (int) __THROW;
+const unsigned char * p_cdnname (const unsigned char *,
+ const unsigned char *, int, FILE *) __THROW;
+const unsigned char * p_cdname (const unsigned char *, const unsigned char *,
+ FILE *) __THROW;
+const unsigned char * p_fqnname (const unsigned char *__cp,
+ const unsigned char *__msg,
+ int, char *, int) __THROW;
+const unsigned char * p_fqname (const unsigned char *,
+ const unsigned char *, FILE *) __THROW;
+const char * p_option (unsigned long __option) __THROW;
+int dn_count_labels (const char *) __THROW;
+int dn_comp (const char *, unsigned char *, int, unsigned char **,
+ unsigned char **) __THROW;
+int dn_expand (const unsigned char *, const unsigned char *,
+ const unsigned char *, char *, int) __THROW;
+unsigned int res_randomid (void) __THROW;
+int res_nameinquery (const char *, int, int,
+ const unsigned char *,
+ const unsigned char *) __THROW;
+int res_queriesmatch (const unsigned char *,
+ const unsigned char *,
+ const unsigned char *,
+ const unsigned char *) __THROW;
/* Things involving a resolver context. */
-int res_ninit __P((res_state));
-int res_nisourserver __P((const res_state,
- const struct sockaddr_in *));
-void fp_resstat __P((const res_state, FILE *));
-void res_npquery __P((const res_state, const u_char *, int, FILE *));
-const char * res_hostalias __P((const res_state, const char *,
- char *, size_t));
-int res_nquery __P((res_state,
- const char *, int, int, u_char *, int));
-int res_nsearch __P((res_state, const char *, int,
- int, u_char *, int));
-int res_nquerydomain __P((res_state,
- const char *, const char *, int, int,
- u_char *, int));
-int res_nmkquery __P((res_state,
- int, const char *, int, int, const u_char *,
- int, const u_char *, u_char *, int));
-int res_nsend __P((res_state, const u_char *, int, u_char *, int));
-void res_nclose __P((res_state));
+int res_ninit (res_state) __THROW;
+void fp_resstat (const res_state, FILE *) __THROW;
+const char * res_hostalias (const res_state, const char *, char *, size_t)
+ __THROW;
+int res_nquery (res_state, const char *, int, int,
+ unsigned char *, int) __THROW;
+int res_nsearch (res_state, const char *, int, int,
+ unsigned char *, int) __THROW;
+int res_nquerydomain (res_state, const char *, const char *, int,
+ int, unsigned char *, int) __THROW;
+int res_nmkquery (res_state, int, const char *, int, int,
+ const unsigned char *, int,
+ const unsigned char *, unsigned char *, int)
+ __THROW;
+int res_nsend (res_state, const unsigned char *, int,
+ unsigned char *, int) __THROW;
+void res_nclose (res_state) __THROW;
+
__END_DECLS
-#endif
#endif /* !_RESOLV_H_ */
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