From 4f0d0da86d54d2621713e7d8ccfd0507888f348b Mon Sep 17 00:00:00 2001 From: pst Date: Sun, 25 Sep 1994 02:12:49 +0000 Subject: get* rework and new bind code --- include/arpa/nameser.h | 284 +++++++++++++++++++++++-------------------------- include/resolv.h | 158 ++++++++++++++++++--------- 2 files changed, 245 insertions(+), 197 deletions(-) (limited to 'include') diff --git a/include/arpa/nameser.h b/include/arpa/nameser.h index 81e71fb..dfaa3db 100644 --- a/include/arpa/nameser.h +++ b/include/arpa/nameser.h @@ -30,7 +30,6 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)nameser.h 8.2 (Berkeley) 2/16/94 * - * Portions Copyright (c) 1993 by Digital Equipment Corporation. * @@ -51,142 +50,134 @@ * SOFTWARE. * - * --Copyright-- + * + * @(#)nameser.h 8.2 (Berkeley) 2/16/94 + * From Id: nameser.h,v 4.9.1.15 1994/07/19 22:51:24 vixie Exp */ -#ifndef _ARPA_NAMESER_H_ -#define _ARPA_NAMESER_H_ +#ifndef _NAMESER_H_ +#define _NAMESER_H_ +#include #include +#include +#include + + +/* + * 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 (__BIND > 19931104)". do not + * compare for equality; rather, use it to determine whether your resolver + * is new enough to contain a certain feature. + */ + +#define __BIND 19940417 /* interface version stamp */ /* * Define constants based on rfc883 */ -#define PACKETSZ 512 /* maximum packet size */ -#define MAXDNAME 256 /* maximum domain name */ -#define MAXCDNAME 255 /* maximum compressed domain name */ -#define MAXLABEL 63 /* maximum length of domain label */ - /* Number of bytes of fixed size data in query structure */ -#define QFIXEDSZ 4 - /* number of bytes of fixed size data in resource record */ -#define RRFIXEDSZ 10 +#define PACKETSZ 512 /* maximum packet size */ +#define MAXDNAME 256 /* maximum domain name */ +#define MAXCDNAME 255 /* maximum compressed domain name */ +#define MAXLABEL 63 /* maximum length of domain label */ +#define HFIXEDSZ 12 /* #/bytes of fixed data in header */ +#define QFIXEDSZ 4 /* #/bytes of fixed data in query */ +#define RRFIXEDSZ 10 /* #/bytes of fixed data in r record */ +#define INT32SZ 4 /* for systems without 32-bit ints */ +#define INT16SZ 2 /* for systems without 16-bit ints */ +#define INADDRSZ 4 /* for sizeof(struct inaddr) != 4 */ /* * Internet nameserver port number */ -#define NAMESERVER_PORT 53 +#define NAMESERVER_PORT 53 /* - * Currently defined opcodes + * Currently define d opcodes */ -#define QUERY 0x0 /* standard query */ -#define IQUERY 0x1 /* inverse query */ -#define STATUS 0x2 /* nameserver status query */ -/*#define xxx 0x3 /* 0x3 reserved */ +#define QUERY 0x0 /* standard query */ +#define IQUERY 0x1 /* inverse query */ +#define STATUS 0x2 /* nameserver status query */ + /* 0x3 reserved */ /* non standard - supports ALLOW_UPDATES stuff from Mike Schwartz */ -#define UPDATEA 0x9 /* add resource record */ -#define UPDATED 0xa /* delete a specific resource record */ -#define UPDATEDA 0xb /* delete all named resource record */ -#define UPDATEM 0xc /* modify a specific resource record */ -#define UPDATEMA 0xd /* modify all named resource record */ +#define UPDATEA 0x9 /* add resource record */ +#define UPDATED 0xa /* delete a specific resource record */ +#define UPDATEDA 0xb /* delete all named resource record */ +#define UPDATEM 0xc /* modify a specific resource record */ +#define UPDATEMA 0xd /* modify all named resource record */ -#define ZONEINIT 0xe /* initial zone transfer */ -#define ZONEREF 0xf /* incremental zone referesh */ +#define ZONEINIT 0xe /* initial zone transfer */ +#define ZONEREF 0xf /* incremental zone referesh */ /* - * Currently defined response codes + * Currently define d response codes */ -#define NOERROR 0 /* no error */ -#define FORMERR 1 /* format error */ -#define SERVFAIL 2 /* server failure */ -#define NXDOMAIN 3 /* non existent domain */ -#define NOTIMP 4 /* not implemented */ -#define REFUSED 5 /* query refused */ +#define NOERROR 0 /* no error */ +#define FORMERR 1 /* format error */ +#define SERVFAIL 2 /* server failure */ +#define NXDOMAIN 3 /* non existent domain */ +#define NOTIMP 4 /* not implemented */ +#define REFUSED 5 /* query refused */ /* non standard */ -#define NOCHANGE 0xf /* update failed to change db */ +#define NOCHANGE 0xf /* update failed to change db */ /* * Type values for resources and queries */ -#define T_A 1 /* host address */ -#define T_NS 2 /* authoritative server */ -#define T_MD 3 /* mail destination */ -#define T_MF 4 /* mail forwarder */ -#define T_CNAME 5 /* connonical name */ -#define T_SOA 6 /* start of authority zone */ -#define T_MB 7 /* mailbox domain name */ -#define T_MG 8 /* mail group member */ -#define T_MR 9 /* mail rename name */ -#define T_NULL 10 /* null resource record */ -#define T_WKS 11 /* well known service */ -#define T_PTR 12 /* domain name pointer */ -#define T_HINFO 13 /* host information */ -#define T_MINFO 14 /* mailbox information */ -#define T_MX 15 /* mail routing information */ -#define T_TXT 16 /* text strings */ +#define T_A 1 /* host address */ +#define T_NS 2 /* authoritative server */ +#define T_MD 3 /* mail destination */ +#define T_MF 4 /* mail forwarder */ +#define T_CNAME 5 /* connonical name */ +#define T_SOA 6 /* start of authority zone */ +#define T_MB 7 /* mailbox domain name */ +#define T_MG 8 /* mail group member */ +#define T_MR 9 /* mail rename name */ +#define T_NULL 10 /* null resource record */ +#define T_WKS 11 /* well known service */ +#define T_PTR 12 /* domain name pointer */ +#define T_HINFO 13 /* host information */ +#define T_MINFO 14 /* mailbox information */ +#define T_MX 15 /* mail routing information */ +#define T_TXT 16 /* text strings */ #define T_RP 17 /* responsible person */ #define T_AFSDB 18 /* AFS cell database */ +#define T_X25 19 /* X_25 calling address */ +#define T_ISDN 20 /* ISDN calling address */ +#define T_RT 21 /* router */ #define T_NSAP 22 /* NSAP address */ -#define T_NSAP_PTR 23 /* reverse lookup for NSAP */ +#define T_NSAP_PTR 23 /* reverse NSAP lookup (deprecated) */ /* non standard */ -#define T_UINFO 100 /* user (finger) information */ -#define T_UID 101 /* user ID */ -#define T_GID 102 /* group ID */ -#define T_UNSPEC 103 /* Unspecified format (binary data) */ +#define T_UINFO 100 /* user (finger) information */ +#define T_UID 101 /* user ID */ +#define T_GID 102 /* group ID */ +#define T_UNSPEC 103 /* Unspecified format (binary data) */ +#define T_SA 200 /* shuffle address */ /* Query type values which do not appear in resource records */ -#define T_AXFR 252 /* transfer zone of authority */ -#define T_MAILB 253 /* transfer mailbox records */ -#define T_MAILA 254 /* transfer mail agent records */ -#define T_ANY 255 /* wildcard match */ +#define T_AXFR 252 /* transfer zone of authority */ +#define T_MAILB 253 /* transfer mailbox records */ +#define T_MAILA 254 /* transfer mail agent records */ +#define T_ANY 255 /* wildcard match */ /* * Values for class field */ -#define C_IN 1 /* the arpa internet */ -#define C_CHAOS 3 /* for chaos net (MIT) */ -#define C_HS 4 /* for Hesiod name server (MIT) (XXX) */ +#define C_IN 1 /* the arpa internet */ +#define C_CHAOS 3 /* for chaos net (MIT) */ +#define C_HS 4 /* for Hesiod name server (MIT) (XXX) */ /* Query class values which do not appear in resource records */ -#define C_ANY 255 /* wildcard match */ +#define C_ANY 255 /* wildcard match */ /* * Status return codes for T_UNSPEC conversion routines */ -#define CONV_SUCCESS 0 -#define CONV_OVERFLOW -1 -#define CONV_BADFMT -2 -#define CONV_BADCKSUM -3 -#define CONV_BADBUFLEN -4 - -#ifndef BYTE_ORDER -#define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */ -#define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */ -#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/ - -#if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \ - defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \ - defined(__alpha__) || defined(__alpha) -#define BYTE_ORDER LITTLE_ENDIAN -#endif - -#if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \ - defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \ - defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || \ - defined(apollo) || defined(hp9000) || defined(hp9000s300) || \ - defined (BIT_ZERO_ON_LEFT) -#define BYTE_ORDER BIG_ENDIAN -#endif -#endif /* BYTE_ORDER */ - -#if !defined(BYTE_ORDER) || \ - (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \ - BYTE_ORDER != PDP_ENDIAN) - /* you must determine what the correct bit order is for - * your compiler - the next line is an intentional error - * which will force your compiles to bomb until you fix - * the above macros. - */ - #error "Undefined or invalid BYTE_ORDER"; -#endif +#define CONV_SUCCESS 0 +#define CONV_OVERFLOW (-1) +#define CONV_BADFMT (-2) +#define CONV_BADCKSUM (-3) +#define CONV_BADBUFLEN (-4) /* * Structure for query header. The order of the fields is machine- and @@ -196,103 +187,100 @@ */ typedef struct { - u_int16_t id; /* query identification number */ + unsigned id :16; /* query identification number */ #if BYTE_ORDER == BIG_ENDIAN /* fields in third byte */ - u_int qr:1; /* response flag */ - u_int opcode:4; /* purpose of message */ - u_int aa:1; /* authoritive answer */ - u_int tc:1; /* truncated message */ - u_int rd:1; /* recursion desired */ + unsigned qr: 1; /* response flag */ + unsigned opcode: 4; /* purpose of message */ + unsigned aa: 1; /* authoritive answer */ + unsigned tc: 1; /* truncated message */ + unsigned rd: 1; /* recursion desired */ /* fields in fourth byte */ - u_int ra:1; /* recursion available */ - u_int pr:1; /* primary server required (non standard) */ - u_int unused:2; /* unused bits */ - u_int rcode:4; /* response code */ + unsigned ra: 1; /* recursion available */ + unsigned pr: 1; /* primary server req'd (!standard) */ + unsigned unused :2; /* unused bits (MBZ as of 4.9.3a3) */ + unsigned rcode :4; /* response code */ #endif #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN /* fields in third byte */ - u_int rd:1; /* recursion desired */ - u_int tc:1; /* truncated message */ - u_int aa:1; /* authoritive answer */ - u_int opcode:4; /* purpose of message */ - u_int qr:1; /* response flag */ + unsigned rd :1; /* recursion desired */ + unsigned tc :1; /* truncated message */ + unsigned aa :1; /* authoritive answer */ + unsigned opcode :4; /* purpose of message */ + unsigned qr :1; /* response flag */ /* fields in fourth byte */ - u_int rcode:4; /* response code */ - u_int unused:2; /* unused bits */ - u_int pr:1; /* primary server required (non standard) */ - u_int ra:1; /* recursion available */ + unsigned rcode :4; /* response code */ + unsigned unused :2; /* unused bits (MBZ as of 4.9.3a3) */ + unsigned pr :1; /* primary server req'd (!standard) */ + unsigned ra :1; /* recursion available */ #endif /* remaining bytes */ - u_int16_t qdcount; /* number of question entries */ - u_int16_t ancount; /* number of answer entries */ - u_int16_t nscount; /* number of authority entries */ - u_int16_t arcount; /* number of resource entries */ + unsigned qdcount :16; /* number of question entries */ + unsigned ancount :16; /* number of answer entries */ + unsigned nscount :16; /* number of authority entries */ + unsigned arcount :16; /* number of resource entries */ } HEADER; /* * Defines for handling compressed domain names */ -#define INDIR_MASK 0xc0 +#define INDIR_MASK 0xc0 /* * Structure for passing resource records around. */ struct rrec { - int16_t r_zone; /* zone number */ - int16_t r_class; /* class number */ - int16_t r_type; /* type number */ + int16_t r_zone; /* zone number */ + int16_t r_class; /* class number */ + int16_t r_type; /* type number */ u_int32_t r_ttl; /* time to live */ - int r_size; /* size of data area */ - char *r_data; /* pointer to data */ + int r_size; /* size of data area */ + char *r_data; /* pointer to data */ }; -extern u_int16_t _getshort(); -extern u_int32_t _getlong(); +extern u_int16_t _getshort __P((const u_char *)); +extern u_int32_t _getlong __P((const u_char *)); /* * Inline versions of get/put short/long. Pointer is advanced. - * We also assume that a "u_int16_t" holds 2 "chars" - * and that a "u_int32_t" holds 4 "chars". * * These macros demonstrate the property of C whereby it can be - * portable or it can be elegant but never both. + * portable or it can be elegant but rarely both. */ -#define GETSHORT(s, cp) { \ +#define GETSHORT(s, cp) { \ register u_char *t_cp = (u_char *)(cp); \ - (s) = ((u_int16_t)t_cp[0] << 8) | (u_int16_t)t_cp[1]; \ - (cp) += 2; \ + (s) = ((u_int16_t)t_cp[0] << 8) \ + | ((u_int16_t)t_cp[1]) \ + ; \ + (cp) += INT16SZ; \ } -#define GETLONG(l, cp) { \ +#define GETLONG(l, cp) { \ register u_char *t_cp = (u_char *)(cp); \ - (l) = (((u_int32_t)t_cp[0]) << 24) \ - | (((u_int32_t)t_cp[1]) << 16) \ - | (((u_int32_t)t_cp[2]) << 8) \ - | (((u_int32_t)t_cp[3])); \ - (cp) += 4; \ + (l) = ((u_int32_t)t_cp[0] << 24) \ + | ((u_int32_t)t_cp[1] << 16) \ + | ((u_int32_t)t_cp[2] << 8) \ + | ((u_int32_t)t_cp[3]) \ + ; \ + (cp) += INT32SZ; \ } -#define PUTSHORT(s, cp) { \ +#define PUTSHORT(s, cp) { \ register u_int16_t t_s = (u_int16_t)(s); \ register u_char *t_cp = (u_char *)(cp); \ *t_cp++ = t_s >> 8; \ *t_cp = t_s; \ - (cp) += 2; \ + (cp) += INT16SZ; \ } -/* - * Warning: PUTLONG --no-longer-- destroys its first argument. if you - * were depending on this "feature", you will lose. - */ -#define PUTLONG(l, cp) { \ +#define PUTLONG(l, cp) { \ register u_int32_t t_l = (u_int32_t)(l); \ register u_char *t_cp = (u_char *)(cp); \ *t_cp++ = t_l >> 24; \ *t_cp++ = t_l >> 16; \ *t_cp++ = t_l >> 8; \ *t_cp = t_l; \ - (cp) += 4; \ + (cp) += INT32SZ; \ } #endif /* !_NAMESER_H_ */ diff --git a/include/resolv.h b/include/resolv.h index cf8fe76..c903a20 100644 --- a/include/resolv.h +++ b/include/resolv.h @@ -30,8 +30,6 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)resolv.h 8.1 (Berkeley) 6/2/93 - * $Id: resolv.h,v 4.9.1.2 1993/05/17 09:59:01 vixie Exp $ * - * Portions Copyright (c) 1993 by Digital Equipment Corporation. * @@ -52,12 +50,30 @@ * SOFTWARE. * - * --Copyright-- + * + * @(#)resolv.h 8.1 (Berkeley) 6/2/93 + * From Id: resolv.h,v 4.9.1.2 1993/05/17 09:59:01 vixie Exp + * $Id$ */ #ifndef _RESOLV_H_ #define _RESOLV_H_ +#include #include +#include +#include + +/* + * 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 19940415 + /* * Resolver configuration file. * Normally not present, but may contain the address of the @@ -65,7 +81,7 @@ */ #ifndef _PATH_RESCONF -#define _PATH_RESCONF "/etc/resolv.conf" +#define _PATH_RESCONF "/etc/resolv.conf" #endif /* @@ -77,88 +93,132 @@ #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 */ struct __res_state { int retrans; /* retransmition time interval */ int retry; /* number of times to retransmit */ - long options; /* option flags - see below. */ + u_long options; /* option flags - see below. */ int nscount; /* number of name servers */ - struct sockaddr_in nsaddr_list[MAXNS]; /* address of name server */ + struct sockaddr_in + nsaddr_list[MAXNS]; /* address of name server */ #define nsaddr nsaddr_list[0] /* for backward compatibility */ u_short id; /* current packet id */ char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */ char defdname[MAXDNAME]; /* default domain */ - long pfcode; /* RES_PRF_ flags - see below. */ + 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]; }; /* * Resolver options (keep these in synch with res_debug.c, please) */ -#define RES_INIT 0x0001 /* address initialized */ -#define RES_DEBUG 0x0002 /* print debug messages */ -#define RES_AAONLY 0x0004 /* authoritative answers only */ -#define RES_USEVC 0x0008 /* use virtual circuit */ -#define RES_PRIMARY 0x0010 /* query primary server only */ -#define RES_IGNTC 0x0020 /* ignore trucation errors */ -#define RES_RECURSE 0x0040 /* recursion desired */ -#define RES_DEFNAMES 0x0080 /* use default domain name */ -#define RES_STAYOPEN 0x0100 /* Keep TCP socket open */ -#define RES_DNSRCH 0x0200 /* search up local domain tree */ - -#define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH) +#define RES_INIT 0x00000001 /* address initialized */ +#define RES_DEBUG 0x00000002 /* print debug messages */ +#define RES_AAONLY 0x00000004 /* authoritative answers only */ +#define RES_USEVC 0x00000008 /* use virtual circuit */ +#define RES_PRIMARY 0x00000010 /* query primary server only */ +#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_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH) /* * Resolver "pfcode" values. Used by dig. */ -#define RES_PRF_STATS 0x0001 -/* 0x0002 */ -#define RES_PRF_CLASS 0x0004 -#define RES_PRF_CMD 0x0008 -#define RES_PRF_QUES 0x0010 -#define RES_PRF_ANS 0x0020 -#define RES_PRF_AUTH 0x0040 -#define RES_PRF_ADD 0x0080 -#define RES_PRF_HEAD1 0x0100 -#define RES_PRF_HEAD2 0x0200 -#define RES_PRF_TTLID 0x0400 -#define RES_PRF_HEADX 0x0800 -#define RES_PRF_QUERY 0x1000 -#define RES_PRF_REPLY 0x2000 -#define RES_PRF_INIT 0x4000 -/* 0x8000 */ +#define RES_PRF_STATS 0x00000001 +/* 0x00000002 */ +#define RES_PRF_CLASS 0x00000004 +#define RES_PRF_CMD 0x00000008 +#define RES_PRF_QUES 0x00000010 +#define RES_PRF_ANS 0x00000020 +#define RES_PRF_AUTH 0x00000040 +#define RES_PRF_ADD 0x00000080 +#define RES_PRF_HEAD1 0x00000100 +#define RES_PRF_HEAD2 0x00000200 +#define RES_PRF_TTLID 0x00000400 +#define RES_PRF_HEADX 0x00000800 +#define RES_PRF_QUERY 0x00001000 +#define RES_PRF_REPLY 0x00002000 +#define RES_PRF_INIT 0x00004000 +/* 0x00008000 */ -#include -#include +/* hooks are still experimental as of 4.9.2 */ +typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error } + res_sendhookact; + +typedef res_sendhookact (*res_send_qhook)__P((struct sockaddr_in * const *ns, + const u_char **query, + int *querylen, + u_char *ans, + int anssiz, + int *resplen)); + +typedef res_sendhookact (*res_send_rhook)__P((const struct sockaddr_in *ns, + const u_char *query, + int querylen, + u_char *ans, + int anssiz, + int *resplen)); extern struct __res_state _res; /* Private routines shared between libc/net, named, nslookup and others. */ #define dn_skipname __dn_skipname #define fp_query __fp_query +#define fp_nquery __fp_nquery #define hostalias __hostalias #define putlong __putlong #define putshort __putshort -#define p_class __p_class -#define p_time __p_time -#define p_type __p_type +#define p_class __p_class +#define p_time __p_time +#define p_type __p_type +#define p_cdnname __p_cdnname +#define p_cdname __p_cdname +#define p_fqname __p_fqname +#define p_rr __p_rr +#define p_option __p_option + __BEGIN_DECLS int __dn_skipname __P((const u_char *, const u_char *)); void __fp_resstat __P((struct __res_state *, FILE *)); -void __fp_query __P((char *, FILE *)); +void __fp_query __P((const u_char *, FILE *)); +void __fp_nquery __P((const u_char *, int, FILE *)); char *__hostalias __P((const char *)); void __putlong __P((u_int32_t, u_char *)); -void __putshort __P((u_short, u_char *)); -char *__p_class __P((int)); +void __putshort __P((u_int16_t, u_char *)); char *__p_time __P((u_int32_t)); -char *__p_type __P((int)); - -int dn_comp __P((const u_char *, u_char *, int, u_char **, u_char **)); +void __p_query __P((const u_char *)); +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_fqname __P((const u_char *, const u_char *, FILE *)); +const u_char *__p_rr __P((const u_char *, const u_char *, FILE *)); +const char *__p_type __P((int)); +const char *__p_class __P((int)); +const char *__p_option __P((u_long option)); +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 *, - u_char *, int)); + char *, int)); int res_init __P((void)); -int res_mkquery __P((int, const char *, int, int, const char *, int, - const char *, char *, int)); -int res_send __P((const char *, int, char *, int)); +int res_query __P((const char *, int, int, u_char *, int)); +int res_search __P((const char *, int, int, u_char *, int)); +int res_querydomain __P((const char *, const char *, int, int, + u_char *, int)); +int res_mkquery __P((int, const char *, int, int, const u_char *, int, + const u_char *, u_char *, int)); +int res_send __P((const u_char *, int, u_char *, int)); __END_DECLS #endif /* !_RESOLV_H_ */ -- cgit v1.1