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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
commit | 1767f908af327fa388b1c66883760ad851267013 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /libc/private/resolv_private.h | |
parent | a799b53f10e5a6fd51fef4436cfb7ec99836a516 (diff) | |
download | bionic-1767f908af327fa388b1c66883760ad851267013.zip bionic-1767f908af327fa388b1c66883760ad851267013.tar.gz bionic-1767f908af327fa388b1c66883760ad851267013.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'libc/private/resolv_private.h')
-rw-r--r-- | libc/private/resolv_private.h | 499 |
1 files changed, 0 insertions, 499 deletions
diff --git a/libc/private/resolv_private.h b/libc/private/resolv_private.h deleted file mode 100644 index 0f3c6c0..0000000 --- a/libc/private/resolv_private.h +++ /dev/null @@ -1,499 +0,0 @@ -/* $NetBSD: resolv.h,v 1.31 2005/12/26 19:01:47 perry Exp $ */ - -/* - * Copyright (c) 1983, 1987, 1989 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * Portions Copyright (c) 1996-1999 by Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT - * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -/* - * @(#)resolv.h 8.1 (Berkeley) 6/2/93 - * Id: resolv.h,v 1.7.2.11.4.2 2004/06/25 00:41:05 marka Exp - */ - -#ifndef _RESOLV_PRIVATE_H_ -#define _RESOLV_PRIVATE_H_ - -#include <resolv.h> -#include "resolv_static.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 20030124 - -/* - * This used to be defined in res_query.c, now it's in herror.c. - * [XXX no it's not. It's in irs/irs_data.c] - * It was - * never extern'd by any *.h file before it was placed here. For thread - * aware programs, the last h_errno value set is stored in res->h_errno. - * - * XXX: There doesn't seem to be a good reason for exposing RES_SET_H_ERRNO - * (and __h_errno_set) to the public via <resolv.h>. - * XXX: __h_errno_set is really part of IRS, not part of the resolver. - * If somebody wants to build and use a resolver that doesn't use IRS, - * what do they do? Perhaps something like - * #ifdef WANT_IRS - * # define RES_SET_H_ERRNO(r,x) __h_errno_set(r,x) - * #else - * # define RES_SET_H_ERRNO(r,x) (h_errno = (r)->res_h_errno = (x)) - * #endif - */ - -#define RES_SET_H_ERRNO(r,x) (h_errno = (r)->res_h_errno = (x)) -struct __res_state; /* forward */ - -/* - * Resolver configuration file. - * Normally not present, but may contain the address of the - * initial name server(s) to query and the domain search list. - */ - -#ifndef _PATH_RESCONF -#ifdef ANDROID_CHANGES -#define _PATH_RESCONF "/etc/ppp/resolv.conf" -#else -#define _PATH_RESCONF "/etc/resolv.conf" -#endif -#endif - -typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error } - res_sendhookact; - -typedef res_sendhookact (*res_send_qhook)(struct sockaddr * const *, - const u_char **, int *, - u_char *, int, int *); - -typedef res_sendhookact (*res_send_rhook)(const struct sockaddr *, - const u_char *, int, u_char *, - int, int *); - -struct res_sym { - int number; /* Identifying number, like T_MX */ - const char * name; /* Its symbolic name, like "MX" */ - const 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 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_ext; - -struct __res_state { - int retrans; /* retransmission time interval */ - int retry; /* number of times to retransmit */ -#ifdef sun - u_int options; /* option flags - see below. */ -#else - u_long options; /* option flags - see below. */ -#endif - int nscount; /* number of name servers */ - struct sockaddr_in - nsaddr_list[MAXNS]; /* address of name server */ -#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) */ -#ifdef sun - u_int pfcode; /* RES_PRF_ flags - see below. */ -#else - u_long pfcode; /* RES_PRF_ flags - see below. */ -#endif - 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; - uint32_t mask; - } sort_list[MAXRESOLVSORT]; -#ifdef __OLD_RES_STATE - char lookups[4]; -#else - res_send_qhook qhook; /* query hook */ - res_send_rhook rhook; /* response hook */ - int res_h_errno; /* last one set for this context */ - int _vcsock; /* PRIVATE: for res_send VC i/o */ - u_int _flags; /* PRIVATE: see below */ - u_int _pad; /* make _u 64 bit aligned */ - union { - /* On an 32-bit arch this means 512b total. */ - char pad[72 - 4*sizeof (int) - 2*sizeof (void *)]; - struct { - uint16_t nscount; - uint16_t nstimes[MAXNS]; /* ms. */ - int nssocks[MAXNS]; - struct __res_state_ext *ext; /* extention for IPv6 */ - } _ext; - } _u; -#endif - struct res_static rstatic[1]; -}; - -typedef struct __res_state *res_state; - -union res_sockaddr_union { - struct sockaddr_in sin; -#ifdef IN6ADDR_ANY_INIT - struct sockaddr_in6 sin6; -#endif -#ifdef ISC_ALIGN64 - int64_t __align64; /* 64bit alignment */ -#else - int32_t __align32; /* 32bit alignment */ -#endif - char __space[128]; /* max size */ -}; - -/* - * Resolver flags (used to be discrete per-module statics ints). - */ -#define RES_F_VC 0x00000001 /* socket is TCP */ -#define RES_F_CONN 0x00000002 /* socket is connected */ -#define RES_F_EDNS0ERR 0x00000004 /* EDNS0 caused errors */ -#define RES_F__UNUSED 0x00000008 /* (unused) */ -#define RES_F_LASTMASK 0x000000F0 /* ordinal server of last res_nsend */ -#define RES_F_LASTSHIFT 4 /* bit position of LASTMASK "flag" */ -#define RES_GETLAST(res) (((res)._flags & RES_F_LASTMASK) >> RES_F_LASTSHIFT) - -/* res_findzonecut2() options */ -#define RES_EXHAUSTIVE 0x00000001 /* always do all queries */ -#define RES_IPV4ONLY 0x00000002 /* IPv4 only */ -#define RES_IPV6ONLY 0x00000004 /* IPv6 only */ - -/* - * Resolver options (keep these in synch with res_debug.c, please) - */ -#define RES_INIT 0x00000001 /* address initialized */ -#define RES_DEBUG 0x00000002 /* print debug messages */ -#define RES_AAONLY 0x00000004 /* authoritative answers only (!IMPL)*/ -#define RES_USEVC 0x00000008 /* use virtual circuit */ -#define RES_PRIMARY 0x00000010 /* query primary server only (!IMPL) */ -#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_NOALIASES 0x00001000 /* shuts off HOSTALIASES feature */ -#define RES_USE_INET6 0x00002000 /* use/map IPv6 in gethostbyname() */ -#define RES_ROTATE 0x00004000 /* rotate ns list after each query */ -#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 */ -#define RES_NOTLDQUERY 0x00100000 /* don't unqualified name as a tld */ -#define RES_USE_DNSSEC 0x00200000 /* use DNSSEC using OK bit in OPT */ -/* #define RES_DEBUG2 0x00400000 */ /* nslookup internal */ -/* KAME extensions: use higher bit to avoid conflict with ISC use */ -#define RES_USE_DNAME 0x10000000 /* use DNAME */ -#define RES_USE_EDNS0 0x40000000 /* use EDNS0 if configured */ -#define RES_NO_NIBBLE2 0x80000000 /* disable alternate nibble lookup */ - -#define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | \ - RES_DNSRCH | RES_NO_NIBBLE2) - -/* - * Resolver "pfcode" values. Used by dig. - */ -#define RES_PRF_STATS 0x00000001 -#define RES_PRF_UPDATE 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 -#define RES_PRF_TRUNC 0x00008000 -/* 0x00010000 */ - -/* Things involving an internal (static) resolver context. */ -__BEGIN_DECLS -extern struct __res_state *__res_get_state(void); -extern void __res_put_state(struct __res_state *); - -#ifndef ANDROID_CHANGES -/* - * Source and Binary compatibility; _res will not work properly - * with multi-threaded programs. - */ -extern struct __res_state *__res_state(void); -#define _res (*__res_state()) -#endif - -__END_DECLS - -#ifndef __BIND_NOSTATIC -#define fp_nquery __fp_nquery -#define fp_query __fp_query -#define hostalias __hostalias -#define p_query __p_query -#define res_close __res_close -#define res_opt __res_opt -#define res_isourserver __res_isourserver -#define res_querydomain __res_querydomain -#define res_send __res_send -#define res_sendsigned __res_sendsigned - -#ifdef BIND_RES_POSIX3 -#define dn_expand __dn_expand -#define res_init __res_init -#define res_query __res_query -#define res_search __res_search -#define res_mkquery __res_mkquery -#endif - -__BEGIN_DECLS -void fp_nquery(const u_char *, int, FILE *); -void fp_query(const u_char *, FILE *); -const char * hostalias(const char *); -void p_query(const u_char *); -void res_close(void); -int res_init(void); -int res_opt(int, u_char *, int, int); -int res_isourserver(const struct sockaddr_in *); -int res_mkquery(int, const char *, int, int, const u_char *, int, const u_char *, u_char *, int); -int res_query(const char *, int, int, u_char *, int); -int res_querydomain(const char *, const char *, int, int, u_char *, int); -int res_search(const char *, int, int, u_char *, int); -int res_send(const u_char *, int, u_char *, int); -int res_sendsigned(const u_char *, int, ns_tsig_key *, u_char *, int); -__END_DECLS -#endif - -#if !defined(SHARED_LIBBIND) || defined(LIB) -/* - * If libbind is a shared object (well, DLL anyway) - * these externs break the linker when resolv.h is - * included by a lib client (like named) - * Make them go away if a client is including this - * - */ -extern const struct res_sym __p_key_syms[]; -extern const struct res_sym __p_cert_syms[]; -extern const struct res_sym __p_class_syms[]; -extern const struct res_sym __p_type_syms[]; -extern const struct res_sym __p_rcode_syms[]; -#endif /* SHARED_LIBBIND */ - -#ifndef ADNROID_CHANGES -#define b64_ntop __b64_ntop -#define b64_pton __b64_pton -#endif - -#define dn_comp __dn_comp -#define dn_count_labels __dn_count_labels -#define dn_skipname __dn_skipname -#define fp_resstat __fp_resstat -#define loc_aton __loc_aton -#define loc_ntoa __loc_ntoa -#define p_cdname __p_cdname -#define p_cdnname __p_cdnname -#define p_class __p_class -#define p_fqname __p_fqname -#define p_fqnname __p_fqnname -#define p_option __p_option -#define p_secstodate __p_secstodate -#define p_section __p_section -#define p_time __p_time -#define p_type __p_type -#define p_rcode __p_rcode -#define p_sockun __p_sockun -#define putlong __putlong -#define putshort __putshort -#define res_dnok __res_dnok -#define res_findzonecut __res_findzonecut -#define res_findzonecut2 __res_findzonecut2 -#define res_hnok __res_hnok -#define res_hostalias __res_hostalias -#define res_mailok __res_mailok -#define res_nameinquery __res_nameinquery -#define res_nclose __res_nclose -#define res_ninit __res_ninit -#define res_nmkquery __res_nmkquery -#define res_pquery __res_pquery -#define res_nquery __res_nquery -#define res_nquerydomain __res_nquerydomain -#define res_nsearch __res_nsearch -#define res_nsend __res_nsend -#define res_nsendsigned __res_nsendsigned -#define res_nisourserver __res_nisourserver -#define res_ownok __res_ownok -#define res_queriesmatch __res_queriesmatch -#define res_randomid __res_randomid -#define sym_ntop __sym_ntop -#define sym_ntos __sym_ntos -#define sym_ston __sym_ston -#define res_nopt __res_nopt -#define res_ndestroy __res_ndestroy -#define res_nametoclass __res_nametoclass -#define res_nametotype __res_nametotype -#define res_setservers __res_setservers -#define res_getservers __res_getservers -#define res_buildprotolist __res_buildprotolist -#define res_destroyprotolist __res_destroyprotolist -#define res_destroyservicelist __res_destroyservicelist -#define res_get_nibblesuffix __res_get_nibblesuffix -#define res_get_nibblesuffix2 __res_get_nibblesuffix2 -#define res_ourserver_p __res_ourserver_p -#define res_protocolname __res_protocolname -#define res_protocolnumber __res_protocolnumber -#define res_send_setqhook __res_send_setqhook -#define res_send_setrhook __res_send_setrhook -#define res_servicename __res_servicename -#define res_servicenumber __res_servicenumber -__BEGIN_DECLS -int res_hnok(const char *); -int res_ownok(const char *); -int res_mailok(const char *); -int res_dnok(const char *); -int sym_ston(const struct res_sym *, const char *, int *); -const char * sym_ntos(const struct res_sym *, int, int *); -const char * sym_ntop(const struct res_sym *, int, int *); -#ifndef ANDROID_CHANGES -int b64_ntop(u_char const *, size_t, char *, size_t); -int b64_pton(char const *, u_char *, size_t); -#endif -int loc_aton(const char *, u_char *); -const char * loc_ntoa(const u_char *, char *); -int dn_skipname(const u_char *, const u_char *); -void putlong(uint32_t, u_char *); -void putshort(uint16_t, u_char *); -#ifndef __ultrix__ -uint16_t _getshort(const u_char *); -uint32_t _getlong(const u_char *); -#endif -const char * p_class(int); -const char * p_time(uint32_t); -const char * p_type(int); -const char * p_rcode(int); -const char * p_sockun(union res_sockaddr_union, char *, size_t); -const u_char * p_cdnname(const u_char *, const u_char *, int, FILE *); -const u_char * p_cdname(const u_char *, const u_char *, FILE *); -const u_char * p_fqnname(const u_char *, const u_char *, - int, char *, int); -const u_char * p_fqname(const u_char *, const u_char *, FILE *); -const char * p_option(u_long); -char * p_secstodate(u_long); -int dn_count_labels(const char *); -int dn_comp(const char *, u_char *, int, u_char **, u_char **); -int dn_expand(const u_char *, const u_char *, const u_char *, - char *, int); -u_int res_randomid(void); -int res_nameinquery(const char *, int, int, const u_char *, - const u_char *); -int res_queriesmatch(const u_char *, const u_char *, - const u_char *, const u_char *); -const char * p_section(int, int); -/* Things involving a resolver context. */ -int res_ninit(res_state); -int res_nisourserver(const res_state, const struct sockaddr_in *); -void fp_resstat(const res_state, FILE *); -void res_pquery(const res_state, const u_char *, int, FILE *); -const char * res_hostalias(const res_state, const char *, char *, size_t); -int res_nquery(res_state, const char *, int, int, u_char *, int); -int res_nsearch(res_state, const char *, int, int, u_char *, int); -int res_nquerydomain(res_state, const char *, const char *, - int, int, u_char *, int); -int res_nmkquery(res_state, int, const char *, int, int, - const u_char *, int, const u_char *, - u_char *, int); -int res_nsend(res_state, const u_char *, int, u_char *, int); -int res_nsendsigned(res_state, const u_char *, int, - ns_tsig_key *, u_char *, int); -int res_findzonecut(res_state, const char *, ns_class, int, - char *, size_t, struct in_addr *, int); -int res_findzonecut2(res_state, const char *, ns_class, int, - char *, size_t, - union res_sockaddr_union *, int); -void res_nclose(res_state); -int res_nopt(res_state, int, u_char *, int, int); -void res_send_setqhook(res_send_qhook); -void res_send_setrhook(res_send_rhook); -int __res_vinit(res_state, int); -void res_destroyservicelist(void); -const char * res_servicename(uint16_t, const char *); -const char * res_protocolname(int); -void res_destroyprotolist(void); -void res_buildprotolist(void); -const char * res_get_nibblesuffix(res_state); -const char * res_get_nibblesuffix2(res_state); -void res_ndestroy(res_state); -uint16_t res_nametoclass(const char *, int *); -uint16_t res_nametotype(const char *, int *); -void res_setservers(res_state, - const union res_sockaddr_union *, int); -int res_getservers(res_state, - union res_sockaddr_union *, int); - -int res_get_dns_changed(); -u_int res_randomid(void); - -__END_DECLS - -#endif /* !_RESOLV_PRIVATE_H_ */ |