diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/resolv.h | 291 |
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_ */ |