summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
Diffstat (limited to 'include')
-rw-r--r--include/resolv.h291
1 files changed, 167 insertions, 124 deletions
diff --git a/include/resolv.h b/include/resolv.h
index 815b3a92a..22b7d12ef 100644
--- a/include/resolv.h
+++ b/include/resolv.h
@@ -50,41 +50,24 @@
*/
#ifndef _RESOLV_H_
-#define _RESOLV_H_
-
-#include <sys/param.h>
-#if (!defined(BSD)) || (BSD < 199306)
-# include <sys/bitypes.h>
-#else
-# include <sys/types.h>
-#endif
-#include <sys/cdefs.h>
-#include <stdio.h>
+/* These headers are needed for types used in the `struct res_state'
+ declaration. */
+#include <sys/types.h>
#include <netinet/in.h>
-#include <arpa/nameser.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
- * in preprocessor commands such as "#if (__RES > 19931104)". Do not
- * compare for equality; rather, use it to determine whether your resolver
- * is new enough to contain a certain feature.
- */
-/* #define __RES 19991006 we don't have a new resolver yet */
-#define __RES 19960801
-
-/*
- * Resolver configuration file.
- * Normally not present, but may contain the address of the
- * inital name server(s) to query and the domain search list.
- */
+#ifndef __need_res_state
+# define _RESOLV_H_
-#ifndef _PATH_RESCONF
-#define _PATH_RESCONF "/etc/resolv.conf"
+# 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;
@@ -102,27 +85,21 @@ typedef res_sendhookact (*res_send_rhook) (const struct sockaddr_in *ns,
int anssiz,
int *resplen);
-struct res_sym {
- int number; /* Identifying number, like T_MX */
- char * name; /* Its symbolic name, like "MX" */
- char * humanname; /* Its fun name, like "mail exchanger" */
-};
-
/*
* 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 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 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 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. */
struct __res_state {
int retrans; /* retransmition time interval */
@@ -131,7 +108,7 @@ struct __res_state {
int nscount; /* number of name servers */
struct sockaddr_in
nsaddr_list[MAXNS]; /* address of name server */
-#define nsaddr nsaddr_list[0] /* for backward compatibility */
+# 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) */
@@ -152,16 +129,61 @@ struct __res_state {
char pad[52]; /* On an i386 this means 512b total. */
struct {
u_int16_t nscount;
- u_int16_t nstimes[MAXNS]; /* ms. */
+#if 0
+ u_int16_t nsmap[MAXNS];
+#else
+ u_int16_t nstimes[MAXNS]; /* ms. */
+#endif
int nssocks[MAXNS];
u_int16_t nscount6;
u_int16_t nsinit;
struct sockaddr_in6 *nsaddrs[MAXNS];
+#if 0
+#ifdef _LIBC
+ unsigned long long int initstamp
+ __attribute__((packed));
+#else
+ unsigned int _initstamp[2];
+#endif
+#endif
} _ext;
} _u;
};
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
+ * in preprocessor commands such as "#if (__RES > 19931104)". Do not
+ * compare for equality; rather, use it to determine whether your resolver
+ * is new enough to contain a certain feature.
+ */
+
+#if 0
+#define __RES 19991006
+#else
+#define __RES 19960801
+#endif
+
+/*
+ * Resolver configuration file.
+ * Normally not present, but may contain the address of the
+ * inital name server(s) to query and the domain search list.
+ */
+
+#ifndef _PATH_RESCONF
+#define _PATH_RESCONF "/etc/resolv.conf"
+#endif
+
+struct res_sym {
+ int number; /* Identifying number, like T_MX */
+ char * name; /* Its symbolic name, like "MX" */
+ char * humanname; /* Its fun name, like "mail exchanger" */
+};
/*
* Resolver flags (used to be discrete per-module statics ints).
@@ -193,8 +215,16 @@ typedef struct __res_state *res_state;
#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 */
+#if 0
+#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_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH)
+#define RES_DEFAULT (RES_RECURSE|RES_DEFNAMES|RES_DNSRCH|RES_NOIP6DOTINT)
+#else
+#define RES_DEFAULT (RES_RECURSE|RES_DEFNAMES|RES_DNSRCH)
+#endif
/*
* Resolver "pfcode" values. Used by dig.
@@ -216,11 +246,17 @@ typedef struct __res_state *res_state;
#define RES_PRF_INIT 0x00004000
/* 0x00008000 */
-/* Internal (static) resolver context. */
+/* Things involving an internal (static) resolver context. */
+#if 0
+__BEGIN_DECLS
+extern struct __res_state *__res_state(void) __attribute__ ((__const__));
+__END_DECLS
+#define _res (*__res_state())
+#else
extern struct __res_state _res;
+#endif
#ifndef __BIND_NOSTATIC
-
#define fp_nquery __fp_nquery
#define fp_query __fp_query
#define hostalias __hostalias
@@ -235,26 +271,30 @@ extern struct __res_state _res;
#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 u_char *, int, FILE *) __THROW;
+void fp_query (const u_char *, FILE *) __THROW;
+const char * hostalias (const char *) __THROW;
+void p_query (const u_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 u_char *,
+ int, const u_char *, u_char *, int) __THROW;
+int res_query (const char *, int, int, u_char *, int) __THROW;
+int res_querydomain (const char *, const char *, int, int,
+ u_char *, int) __THROW;
+int res_search (const char *, int, int, u_char *, int) __THROW;
+int res_send (const u_char *, int, u_char *, int) __THROW;
__END_DECLS
+#endif
-#endif /* !__BIND_NOSTATIC */
-
-
-#if !defined(SHARED_LIBBIND) || defined(LIB)
+--- include/resolv.h 2005-12-09 20:09:20 +0100
++++ /mnt/ftp/cvsroot/libc/resolv/resolv.h 2004-09-14 06:24:47 +0200
+@@ -288,21 +270,6 @@
+ __END_DECLS
+ #endif
+
+#if 1 /* not in glibc header, was !defined(SHARED_LIBBIND) || defined(LIB) */
/*
* If libbind is a shared object (well, DLL anyway)
* these externs break the linker when resolv.h is
@@ -312,62 +352,65 @@ extern const struct res_sym __p_rcode_syms[];
#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 (u_char const *, size_t, char *, size_t) __THROW;
+int b64_pton (char const *, u_char *, size_t) __THROW;
+int loc_aton (const char *ascii, u_char *binary) __THROW;
+const char * loc_ntoa (const u_char *binary, char *ascii) __THROW;
+int dn_skipname (const u_char *, const u_char *) __THROW;
+void putlong (u_int32_t, u_char *) __THROW;
+void putshort (u_int16_t, u_char *) __THROW;
+const char * p_class (int) __THROW;
+const char * p_time (u_int32_t) __THROW;
+const char * p_type (int) __THROW;
+const char * p_rcode (int) __THROW;
+const u_char * p_cdnname (const u_char *, const u_char *, int, FILE *)
+ __THROW;
+const u_char * p_cdname (const u_char *, const u_char *, FILE *) __THROW;
+const u_char * p_fqnname (const u_char *cp, const u_char *msg,
+ int, char *, int) __THROW;
+const u_char * p_fqname (const u_char *, const u_char *, FILE *) __THROW;
+const char * p_option (u_long option) __THROW;
+char * p_secstodate (u_long) __THROW;
+int dn_count_labels (const char *) __THROW;
+int dn_comp (const char *, u_char *, int, u_char **, u_char **)
+ __THROW;
+int dn_expand (const u_char *, const u_char *, const u_char *,
+ char *, int) __THROW;
+u_int res_randomid (void) __THROW;
+int res_nameinquery (const char *, int, int,
+ const u_char *, const u_char *) __THROW;
+int res_queriesmatch (const u_char *, const u_char *,
+ const u_char *, const u_char *) __THROW;
+const char * p_section (int section, int opcode) __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;
+int res_nisourserver (const res_state,
+ const struct sockaddr_in *) __THROW;
+void fp_resstat (const res_state, FILE *) __THROW;
+void res_npquery (const res_state, const u_char *, int, FILE *)
+ __THROW;
+const char * res_hostalias (const res_state, const char *, char *, size_t)
+ __THROW;
+int res_nquery (res_state, const char *, int, int, u_char *, int)
+ __THROW;
+int res_nsearch (res_state, const char *, int, int, u_char *, int)
+ __THROW;
+int res_nquerydomain (res_state, const char *, const char *, int,
+ int, u_char *, int) __THROW;
+int res_nmkquery (res_state, int, const char *, int, int,
+ const u_char *, int, const u_char *, u_char *,
+ int) __THROW;
+int res_nsend (res_state, const u_char *, int, u_char *, int)
+ __THROW;
+void res_nclose (res_state) __THROW;
__END_DECLS
+#endif
#endif /* !_RESOLV_H_ */