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@ -1,3 +1,5 @@ |
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/* $OpenBSD: resolv.h,v 1.3 1997/03/13 19:11:51 downsj Exp $ */ |
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/* |
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* ++Copyright++ 1983, 1987, 1989, 1993 |
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* - |
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@ -55,7 +57,7 @@ |
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/* |
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* @(#)resolv.h 8.1 (Berkeley) 6/2/93 |
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* $Id: resolv.h,v 8.5 1995/12/22 10:20:27 vixie Exp |
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* $From: resolv.h,v 8.17 1996/11/26 10:11:20 vixie Exp $ |
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*/ |
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#ifndef _RESOLV_H_ |
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@ -71,14 +73,14 @@ |
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#include <stdio.h> |
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/* |
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* revision information. this is the release date in YYYYMMDD format. |
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* it can change every day so the right thing to do with it is use it |
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* in preprocessor commands such as "#if (__RES > 19931104)". do not |
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* Revision information. This is the release date in YYYYMMDD format. |
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* It can change every day so the right thing to do with it is use it |
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* in preprocessor commands such as "#if (__RES > 19931104)". Do not |
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* compare for equality; rather, use it to determine whether your resolver |
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* is new enough to contain a certain feature. |
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*/ |
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#define __RES 19951031 |
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#define __RES 19960801 |
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/* |
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* Resolver configuration file. |
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@ -97,7 +99,7 @@ |
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#define MAXDFLSRCH 3 /* # default domain levels to try */ |
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#define MAXDNSRCH 6 /* max # domains in search path */ |
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#define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */ |
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#define MAXDNSLUS 4 /* max # of host lookup types */ |
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#define MAXDNSLUS 4 /* max # of host lookup types */ |
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#define RES_TIMEOUT 5 /* min. seconds between retries */ |
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#define MAXRESOLVSORT 10 /* number of net to sort on */ |
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@ -111,9 +113,9 @@ struct __res_state { |
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struct sockaddr_in |
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nsaddr_list[MAXNS]; /* address of name server */ |
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#define nsaddr nsaddr_list[0] /* for backward compatibility */ |
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u_short id; /* current packet id */ |
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u_short id; /* current message id */ |
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char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */ |
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char defdname[MAXDNAME]; /* default domain */ |
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char defdname[256]; /* default domain (deprecated) */ |
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u_long pfcode; /* RES_PRF_ flags - see below. */ |
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unsigned ndots:4; /* threshold for initial abs. query */ |
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unsigned nsort:4; /* number of elements in sort_list[] */ |
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@ -122,7 +124,8 @@ struct __res_state { |
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struct in_addr addr; |
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u_int32_t mask; |
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} sort_list[MAXRESOLVSORT]; |
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char lookups[MAXDNSLUS]; |
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char lookups[MAXDNSLUS]; |
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char pad[68]; /* on an i386 this means 512b total */ |
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}; |
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/* |
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@ -141,6 +144,7 @@ struct __res_state { |
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#define RES_INSECURE1 0x00000400 /* type 1 security disabled */ |
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#define RES_INSECURE2 0x00000800 /* type 2 security disabled */ |
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#define RES_NOALIASES 0x00001000 /* shuts off HOSTALIASES feature */ |
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#define RES_USE_INET6 0x00002000 /* use/map IPv6 in gethostbyname() */ |
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#define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH) |
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@ -182,10 +186,30 @@ typedef res_sendhookact (*res_send_rhook)__P((const struct sockaddr_in *ns, |
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int anssiz, |
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int *resplen)); |
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struct res_sym { |
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int number; /* Identifying number, like T_MX */ |
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char * name; /* Its symbolic name, like "MX" */ |
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char * humanname; /* Its fun name, like "mail exchanger" */ |
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}; |
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extern struct __res_state _res; |
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extern const struct res_sym __p_class_syms[]; |
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extern const struct res_sym __p_type_syms[]; |
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/* Private routines shared between libc/net, named, nslookup and others. */ |
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#define res_hnok __res_hnok |
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#define res_ownok __res_ownok |
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#define res_mailok __res_mailok |
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#define res_dnok __res_dnok |
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#define sym_ston __sym_ston |
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#define sym_ntos __sym_ntos |
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#define sym_ntop __sym_ntop |
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#define b64_ntop __b64_ntop |
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#define b64_pton __b64_pton |
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#define loc_ntoa __loc_ntoa |
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#define loc_aton __loc_aton |
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#define dn_skipname __dn_skipname |
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#define fp_resstat __fp_resstat |
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#define fp_query __fp_query |
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#define fp_nquery __fp_nquery |
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#define hostalias __hostalias |
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@ -194,52 +218,83 @@ extern struct __res_state _res; |
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#define p_class __p_class |
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#define p_time __p_time |
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#define p_type __p_type |
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#define p_query __p_query |
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#define p_cdnname __p_cdnname |
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#define p_cdname __p_cdname |
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#define p_fqnname __p_fqnname |
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#define p_fqname __p_fqname |
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#define p_rr __p_rr |
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#define p_option __p_option |
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#define p_secstodate __p_secstodate |
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#define dn_count_labels __dn_count_labels |
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#define dn_comp __dn_comp |
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#define res_randomid __res_randomid |
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#define res_send __res_send |
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#define res_isourserver __res_isourserver |
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#define res_nameinquery __res_nameinquery |
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#define res_queriesmatch __res_queriesmatch |
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#define res_close __res_close |
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#ifdef BIND_RES_POSIX3 |
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#define dn_expand __dn_expand |
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#define res_init __res_init |
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#define res_query __res_query |
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#define res_search __res_search |
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#define res_querydomain __res_querydomain |
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#define res_mkquery __res_mkquery |
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#endif |
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__BEGIN_DECLS |
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int __dn_skipname __P((const u_char *, const u_char *)); |
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void __fp_resstat __P((struct __res_state *, FILE *)); |
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void __fp_query __P((const u_char *, FILE *)); |
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void __fp_nquery __P((const u_char *, int, FILE *)); |
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char *__hostalias __P((const char *)); |
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void __putlong __P((u_int32_t, u_char *)); |
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void __putshort __P((u_int16_t, u_char *)); |
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char *__p_time __P((u_int32_t)); |
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void __p_query __P((const u_char *)); |
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const u_char *__p_cdnname __P((const u_char *, const u_char *, int, FILE *)); |
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const u_char *__p_cdname __P((const u_char *, const u_char *, FILE *)); |
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const u_char *__p_fqname __P((const u_char *, const u_char *, FILE *)); |
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const u_char *__p_rr __P((const u_char *, const u_char *, FILE *)); |
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const char *__p_type __P((int)); |
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const char *__p_class __P((int)); |
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const char *__p_option __P((u_long option)); |
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int dn_comp __P((const char *, u_char *, int, u_char **, u_char **)); |
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int dn_expand __P((const u_char *, const u_char *, const u_char *, |
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char *, int)); |
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int res_init __P((void)); |
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u_int16_t res_randomid __P((void)); |
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int res_query __P((const char *, int, int, u_char *, int)); |
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int res_search __P((const char *, int, int, u_char *, int)); |
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int res_querydomain __P((const char *, const char *, int, int, |
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u_char *, int)); |
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int res_mkquery __P((int, const char *, int, int, const u_char *, int, |
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const u_char *, u_char *, int)); |
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int res_send __P((const u_char *, int, u_char *, int)); |
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int res_isourserver __P((const struct sockaddr_in *)); |
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int res_nameinquery __P((const char *, int, int, |
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const u_char *, const u_char *)); |
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int res_queriesmatch __P((const u_char *, const u_char *, |
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const u_char *, const u_char *)); |
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/* XXX - these last two don't belong in the resolver */ |
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u_int inet_nsap_addr __P((const char *, u_char *, int maxlen)); |
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char *inet_nsap_ntoa __P((int, const u_char *, char *ascii)); |
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int res_hnok __P((const char *)); |
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int res_ownok __P((const char *)); |
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int res_mailok __P((const char *)); |
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int res_dnok __P((const char *)); |
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int sym_ston __P((const struct res_sym *, char *, int *)); |
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const char * sym_ntos __P((const struct res_sym *, int, int *)); |
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const char * sym_ntop __P((const struct res_sym *, int, int *)); |
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int b64_ntop __P((u_char const *, size_t, char *, size_t)); |
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int b64_pton __P((char const *, u_char *, size_t)); |
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int loc_aton __P((const char *, u_char *)); |
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const char * loc_ntoa __P((const u_char *, char *)); |
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int dn_skipname __P((const u_char *, const u_char *)); |
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void fp_resstat __P((struct __res_state *, FILE *)); |
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void fp_query __P((const u_char *, FILE *)); |
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void fp_nquery __P((const u_char *, int, FILE *)); |
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const char * hostalias __P((const char *)); |
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void putlong __P((u_int32_t, u_char *)); |
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void putshort __P((u_int16_t, u_char *)); |
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const char * p_class __P((int)); |
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const char * p_time __P((u_int32_t)); |
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const char * p_type __P((int)); |
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void p_query __P((const u_char *)); |
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const u_char * p_cdnname __P((const u_char *, const u_char *, int, FILE *)); |
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const u_char * p_cdname __P((const u_char *, const u_char *, FILE *)); |
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const u_char * p_fqnname __P((const u_char *cp, const u_char *msg, |
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int, char *, int)); |
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const u_char * p_fqname __P((const u_char *, const u_char *, FILE *)); |
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const u_char * p_rr __P((const u_char *, const u_char *, FILE *)); |
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const char * p_option __P((u_long option)); |
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char * p_secstodate __P((u_long)); |
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int dn_count_labels __P((char *)); |
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int dn_comp __P((const char *, u_char *, int, |
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u_char **, u_char **)); |
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int dn_expand __P((const u_char *, const u_char *, const u_char *, |
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char *, int)); |
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int res_init __P((void)); |
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u_int res_randomid __P((void)); |
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int res_query __P((const char *, int, int, u_char *, int)); |
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int res_search __P((const char *, int, int, u_char *, int)); |
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int res_querydomain __P((const char *, const char *, int, int, |
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u_char *, int)); |
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int res_mkquery __P((int, const char *, int, int, const u_char *, int, |
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const u_char *, u_char *, int)); |
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int res_send __P((const u_char *, int, u_char *, int)); |
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int res_isourserver __P((const struct sockaddr_in *)); |
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int res_nameinquery __P((const char *, int, int, |
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const u_char *, const u_char *)); |
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int res_queriesmatch __P((const u_char *, const u_char *, |
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const u_char *, const u_char *)); |
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void res_close __P((void)); |
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__END_DECLS |
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#endif /* !_RESOLV_H_ */ |