diff options
Diffstat (limited to 'resolv')
| -rw-r--r-- | resolv/resolv.h | 101 |
1 files changed, 55 insertions, 46 deletions
diff --git a/resolv/resolv.h b/resolv/resolv.h index bb8c782939..238ea59d65 100644 --- a/resolv/resolv.h +++ b/resolv/resolv.h @@ -50,39 +50,24 @@ */ #ifndef _RESOLV_H_ -#define _RESOLV_H_ +#ifndef __need_res_state +# define _RESOLV_H_ -#include <sys/param.h> -#if (!defined(BSD)) || (BSD < 199306) -# include <sys/bitypes.h> -#else -# include <sys/types.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> +# include <arpa/nameser.h> #endif -#include <sys/cdefs.h> -#include <stdio.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 - -/* - * 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 +#ifndef __res_state_defined +# define __res_state_defined typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error } res_sendhookact; @@ -101,27 +86,21 @@ 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 */ @@ -130,7 +109,7 @@ 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) */ @@ -161,6 +140,35 @@ struct __res_state { }; 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. + */ + +#define __RES 19991006 + +/* + * 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). @@ -374,5 +382,6 @@ int res_nmkquery __P((res_state, int res_nsend __P((res_state, const u_char *, int, u_char *, int)); void res_nclose __P((res_state)); __END_DECLS +#endif #endif /* !_RESOLV_H_ */ |