Date: Tue, 12 Aug 2014 12:36:06 +0000 (UTC) From: Hajimu UMEMOTO <ume@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r269867 - in head: include include/arpa lib/libc/include lib/libc/include/isc lib/libc/inet lib/libc/isc lib/libc/nameser lib/libc/resolv Message-ID: <53ea0a36.665f.74abd785@svn.freebsd.org>
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Author: ume Date: Tue Aug 12 12:36:06 2014 New Revision: 269867 URL: http://svnweb.freebsd.org/changeset/base/269867 Log: Update our stub resolver to final version of libbind. Obtained from: ISC Modified: head/include/arpa/inet.h head/include/arpa/nameser.h head/include/arpa/nameser_compat.h head/include/res_update.h head/include/resolv.h head/lib/libc/include/isc/eventlib.h head/lib/libc/include/isc/list.h head/lib/libc/include/port_before.h head/lib/libc/inet/inet_addr.c head/lib/libc/inet/inet_cidr_ntop.c head/lib/libc/inet/inet_cidr_pton.c head/lib/libc/inet/inet_net_ntop.c head/lib/libc/inet/inet_net_pton.c head/lib/libc/inet/inet_neta.c head/lib/libc/inet/inet_ntoa.c head/lib/libc/inet/inet_ntop.c head/lib/libc/inet/inet_pton.c head/lib/libc/inet/nsap_addr.c head/lib/libc/isc/ev_streams.c head/lib/libc/isc/ev_timers.c head/lib/libc/isc/eventlib_p.h head/lib/libc/nameser/Symbol.map head/lib/libc/nameser/ns_name.c head/lib/libc/nameser/ns_netint.c head/lib/libc/nameser/ns_parse.c head/lib/libc/nameser/ns_print.c head/lib/libc/nameser/ns_samedomain.c head/lib/libc/nameser/ns_ttl.c head/lib/libc/resolv/Makefile.inc head/lib/libc/resolv/Symbol.map head/lib/libc/resolv/herror.c head/lib/libc/resolv/res_comp.c head/lib/libc/resolv/res_data.c head/lib/libc/resolv/res_debug.c head/lib/libc/resolv/res_findzonecut.c head/lib/libc/resolv/res_init.c head/lib/libc/resolv/res_mkquery.c head/lib/libc/resolv/res_mkupdate.c head/lib/libc/resolv/res_query.c head/lib/libc/resolv/res_send.c head/lib/libc/resolv/res_update.c Directory Properties: head/include/ (props changed) head/lib/libc/ (props changed) Modified: head/include/arpa/inet.h ============================================================================== --- head/include/arpa/inet.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/include/arpa/inet.h Tue Aug 12 12:36:06 2014 (r269867) @@ -51,7 +51,7 @@ /*% * @(#)inet.h 8.1 (Berkeley) 6/2/93 - * $Id: inet.h,v 1.2.18.1 2005/04/27 05:00:50 sra Exp $ + * $Id: inet.h,v 1.3 2005/04/27 04:56:16 sra Exp $ * $FreeBSD$ */ Modified: head/include/arpa/nameser.h ============================================================================== --- head/include/arpa/nameser.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/include/arpa/nameser.h Tue Aug 12 12:36:06 2014 (r269867) @@ -1,7 +1,24 @@ /* + * Portions Copyright (C) 2004, 2005, 2008, 2009 Internet Systems Consortium, Inc. ("ISC") + * Portions Copyright (C) 1996-2003 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or 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. + */ + +/* * Copyright (c) 1983, 1989, 1993 * 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: @@ -13,7 +30,7 @@ * 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 @@ -28,24 +45,7 @@ */ /* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * 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. - */ - -/* - * $Id: nameser.h,v 1.7.18.2 2008/04/03 23:15:15 marka Exp $ + * $Id: nameser.h,v 1.16 2009/03/03 01:52:48 each Exp $ * $FreeBSD$ */ @@ -68,15 +68,18 @@ * contains a new enough lib/nameser/ to support the feature you need. */ -#define __NAMESER 19991006 /*%< New interface version stamp. */ +#define __NAMESER 20090302 /*%< New interface version stamp. */ /* * Define constants based on RFC0883, RFC1034, RFC 1035 */ #define NS_PACKETSZ 512 /*%< default UDP packet size */ -#define NS_MAXDNAME 1025 /*%< maximum domain name */ +#define NS_MAXDNAME 1025 /*%< maximum domain name (presentation format)*/ #define NS_MAXMSG 65535 /*%< maximum message size */ #define NS_MAXCDNAME 255 /*%< maximum compressed domain name */ #define NS_MAXLABEL 63 /*%< maximum length of domain label */ +#define NS_MAXLABELS 128 /*%< theoretical max #/labels per domain name */ +#define NS_MAXNNAME 256 /*%< maximum uncompressed (binary) domain name*/ +#define NS_MAXPADDR (sizeof "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff") #define NS_HFIXEDSZ 12 /*%< #/bytes of fixed data in header */ #define NS_QFIXEDSZ 4 /*%< #/bytes of fixed data in query */ #define NS_RRFIXEDSZ 10 /*%< #/bytes of fixed data in r record */ @@ -103,6 +106,18 @@ typedef enum __ns_sect { } ns_sect; /*% + * Network name (compressed or not) type. Equivilent to a pointer when used + * in a function prototype. Can be const'd. + */ +typedef u_char ns_nname[NS_MAXNNAME]; +typedef const u_char *ns_nname_ct; +typedef u_char *ns_nname_t; + +struct ns_namemap { ns_nname_ct base; int len; }; +typedef struct ns_namemap *ns_namemap_t; +typedef const struct ns_namemap *ns_namemap_ct; + +/*% * This is a message handle. It is caller allocated and has no dynamic data. * This structure is intended to be opaque to all but ns_parse.c, thus the * leading _'s on the member names. Use the accessor functions, not the _'s. @@ -116,6 +131,17 @@ typedef struct __ns_msg { const u_char *_msg_ptr; } ns_msg; +/* + * This is a newmsg handle, used when constructing new messages with + * ns_newmsg_init, et al. + */ +struct ns_newmsg { + ns_msg msg; + const u_char *dnptrs[25]; + const u_char **lastdnptr; +}; +typedef struct ns_newmsg ns_newmsg; + /* Private data structure - do not use from outside library. */ struct _ns_flagdata { int mask, shift; }; extern struct _ns_flagdata _ns_flagdata[]; @@ -140,8 +166,23 @@ typedef struct __ns_rr { const u_char * rdata; } ns_rr; +/* + * Same thing, but using uncompressed network binary names, and real C types. + */ +typedef struct __ns_rr2 { + ns_nname nname; + size_t nnamel; + int type; + int rr_class; + u_int ttl; + int rdlength; + const u_char * rdata; +} ns_rr2; + /* Accessor macros - this is part of the public interface. */ #define ns_rr_name(rr) (((rr).name[0] != '\0') ? (rr).name : ".") +#define ns_rr_nname(rr) ((const ns_nname_t)(rr).nname) +#define ns_rr_nnamel(rr) ((rr).nnamel + 0) #define ns_rr_type(rr) ((ns_type)((rr).type + 0)) #define ns_rr_class(rr) ((ns_class)((rr).rr_class + 0)) #define ns_rr_ttl(rr) ((rr).ttl + 0) @@ -216,9 +257,9 @@ typedef enum __ns_update_operation { * This structure is used for TSIG authenticated messages */ struct ns_tsig_key { - char name[NS_MAXDNAME], alg[NS_MAXDNAME]; - unsigned char *data; - int len; + char name[NS_MAXDNAME], alg[NS_MAXDNAME]; + unsigned char *data; + int len; }; typedef struct ns_tsig_key ns_tsig_key; @@ -274,7 +315,7 @@ typedef enum __ns_type { ns_t_key = 25, /*%< Security key. */ ns_t_px = 26, /*%< X.400 mail mapping. */ ns_t_gpos = 27, /*%< Geographical position (withdrawn). */ - ns_t_aaaa = 28, /*%< Ip6 Address. */ + ns_t_aaaa = 28, /*%< IPv6 Address. */ ns_t_loc = 29, /*%< Location Information. */ ns_t_nxt = 30, /*%< Next domain (security). */ ns_t_eid = 31, /*%< Endpoint identifier. */ @@ -284,11 +325,22 @@ typedef enum __ns_type { ns_t_naptr = 35, /*%< Naming Authority PoinTeR */ ns_t_kx = 36, /*%< Key Exchange */ ns_t_cert = 37, /*%< Certification record */ - ns_t_a6 = 38, /*%< IPv6 address (deprecates AAAA) */ - ns_t_dname = 39, /*%< Non-terminal DNAME (for IPv6) */ + ns_t_a6 = 38, /*%< IPv6 address (experimental) */ + ns_t_dname = 39, /*%< Non-terminal DNAME */ ns_t_sink = 40, /*%< Kitchen sink (experimentatl) */ ns_t_opt = 41, /*%< EDNS0 option (meta-RR) */ ns_t_apl = 42, /*%< Address prefix list (RFC3123) */ + ns_t_ds = 43, /*%< Delegation Signer */ + ns_t_sshfp = 44, /*%< SSH Fingerprint */ + ns_t_ipseckey = 45, /*%< IPSEC Key */ + ns_t_rrsig = 46, /*%< RRset Signature */ + ns_t_nsec = 47, /*%< Negative security */ + ns_t_dnskey = 48, /*%< DNS Key */ + ns_t_dhcid = 49, /*%< Dynamic host configuratin identifier */ + ns_t_nsec3 = 50, /*%< Negative security type 3 */ + ns_t_nsec3param = 51, /*%< Negative security type 3 parameters */ + ns_t_hip = 55, /*%< Host Identity Protocol */ + ns_t_spf = 99, /*%< Sender Policy Framework */ ns_t_tkey = 249, /*%< Transaction key */ ns_t_tsig = 250, /*%< Transaction signature. */ ns_t_ixfr = 251, /*%< Incremental zone transfer. */ @@ -297,6 +349,7 @@ typedef enum __ns_type { ns_t_maila = 254, /*%< Transfer mail agent records. */ ns_t_any = 255, /*%< Wildcard match. */ ns_t_zxfr = 256, /*%< BIND-specific, nonstandard. */ + ns_t_dlv = 32769, /*%< DNSSEC look-aside validatation. */ ns_t_max = 65536 } ns_type; @@ -475,6 +528,7 @@ typedef enum __ns_cert_types { #define ns_initparse __ns_initparse #define ns_skiprr __ns_skiprr #define ns_parserr __ns_parserr +#define ns_parserr2 __ns_parserr2 #define ns_sprintrr __ns_sprintrr #define ns_sprintrrf __ns_sprintrrf #define ns_format_ttl __ns_format_ttl @@ -485,12 +539,19 @@ typedef enum __ns_cert_types { #define ns_name_ntol __ns_name_ntol #define ns_name_ntop __ns_name_ntop #define ns_name_pton __ns_name_pton +#define ns_name_pton2 __ns_name_pton2 #define ns_name_unpack __ns_name_unpack +#define ns_name_unpack2 __ns_name_unpack2 #define ns_name_pack __ns_name_pack #define ns_name_compress __ns_name_compress #define ns_name_uncompress __ns_name_uncompress #define ns_name_skip __ns_name_skip #define ns_name_rollback __ns_name_rollback +#define ns_name_length __ns_name_length +#define ns_name_eq __ns_name_eq +#define ns_name_owned __ns_name_owned +#define ns_name_map __ns_name_map +#define ns_name_labels __ns_name_labels #if 0 #define ns_sign __ns_sign #define ns_sign2 __ns_sign2 @@ -508,6 +569,16 @@ typedef enum __ns_cert_types { #endif #define ns_makecanon __ns_makecanon #define ns_samename __ns_samename +#define ns_newmsg_init __ns_newmsg_init +#define ns_newmsg_copy __ns_newmsg_copy +#define ns_newmsg_id __ns_newmsg_id +#define ns_newmsg_flag __ns_newmsg_flag +#define ns_newmsg_q __ns_newmsg_q +#define ns_newmsg_rr __ns_newmsg_rr +#define ns_newmsg_done __ns_newmsg_done +#define ns_rdata_unpack __ns_rdata_unpack +#define ns_rdata_equal __ns_rdata_equal +#define ns_rdata_refers __ns_rdata_refers __BEGIN_DECLS int ns_msg_getflag(ns_msg, int); @@ -518,6 +589,7 @@ void ns_put32(u_long, u_char *); int ns_initparse(const u_char *, int, ns_msg *); int ns_skiprr(const u_char *, const u_char *, ns_sect, int); int ns_parserr(ns_msg *, ns_sect, int, ns_rr *); +int ns_parserr2(ns_msg *, ns_sect, int, ns_rr2 *); int ns_sprintrr(const ns_msg *, const ns_rr *, const char *, const char *, char *, size_t); int ns_sprintrrf(const u_char *, size_t, const char *, @@ -532,8 +604,12 @@ u_int32_t ns_datetosecs(const char *cp, int ns_name_ntol(const u_char *, u_char *, size_t); int ns_name_ntop(const u_char *, char *, size_t); int ns_name_pton(const char *, u_char *, size_t); +int ns_name_pton2(const char *, u_char *, size_t, size_t *); int ns_name_unpack(const u_char *, const u_char *, const u_char *, u_char *, size_t); +int ns_name_unpack2(const u_char *, const u_char *, + const u_char *, u_char *, size_t, + size_t *); int ns_name_pack(const u_char *, u_char *, int, const u_char **, const u_char **); int ns_name_uncompress(const u_char *, const u_char *, @@ -543,6 +619,11 @@ int ns_name_compress(const char *, u_ch int ns_name_skip(const u_char **, const u_char *); void ns_name_rollback(const u_char *, const u_char **, const u_char **); +ssize_t ns_name_length(ns_nname_ct, size_t); +int ns_name_eq(ns_nname_ct, size_t, ns_nname_ct, size_t); +int ns_name_owned(ns_namemap_ct, int, ns_namemap_ct, int); +int ns_name_map(ns_nname_ct, size_t, ns_namemap_t, int); +int ns_name_labels(ns_nname_ct, size_t); #if 0 int ns_sign(u_char *, int *, int, int, void *, const u_char *, int, u_char *, int *, time_t); @@ -570,6 +651,25 @@ int ns_subdomain(const char *, const ch #endif int ns_makecanon(const char *, char *, size_t); int ns_samename(const char *, const char *); +int ns_newmsg_init(u_char *buffer, size_t bufsiz, ns_newmsg *); +int ns_newmsg_copy(ns_newmsg *, ns_msg *); +void ns_newmsg_id(ns_newmsg *handle, u_int16_t id); +void ns_newmsg_flag(ns_newmsg *handle, ns_flag flag, u_int value); +int ns_newmsg_q(ns_newmsg *handle, ns_nname_ct qname, + ns_type qtype, ns_class qclass); +int ns_newmsg_rr(ns_newmsg *handle, ns_sect sect, + ns_nname_ct name, ns_type type, + ns_class rr_class, u_int32_t ttl, + u_int16_t rdlen, const u_char *rdata); +size_t ns_newmsg_done(ns_newmsg *handle); +ssize_t ns_rdata_unpack(const u_char *, const u_char *, ns_type, + const u_char *, size_t, u_char *, size_t); +int ns_rdata_equal(ns_type, + const u_char *, size_t, + const u_char *, size_t); +int ns_rdata_refers(ns_type, + const u_char *, size_t, + const u_char *); __END_DECLS #ifdef BIND_4_COMPAT Modified: head/include/arpa/nameser_compat.h ============================================================================== --- head/include/arpa/nameser_compat.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/include/arpa/nameser_compat.h Tue Aug 12 12:36:06 2014 (r269867) @@ -28,7 +28,7 @@ /*% * from nameser.h 8.1 (Berkeley) 6/2/93 - * $Id: nameser_compat.h,v 1.5.18.3 2006/05/19 02:36:00 marka Exp $ + * $Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp $ * $FreeBSD$ */ Modified: head/include/res_update.h ============================================================================== --- head/include/res_update.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/include/res_update.h Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ /* - * $Id: res_update.h,v 1.2.18.1 2005/04/27 05:00:49 sra Exp $ + * $Id: res_update.h,v 1.3 2005/04/27 04:56:15 sra Exp $ * $FreeBSD$ */ Modified: head/include/resolv.h ============================================================================== --- head/include/resolv.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/include/resolv.h Tue Aug 12 12:36:06 2014 (r269867) @@ -1,7 +1,24 @@ /* + * Portions Copyright (C) 2004, 2005, 2008, 2009 Internet Systems Consortium, Inc. ("ISC") + * Portions Copyright (C) 1995-2003 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or 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. + */ + +/* * 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: @@ -13,7 +30,7 @@ * 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 @@ -27,26 +44,9 @@ * 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 1.19.18.4 2008/04/03 23:15:15 marka Exp $ + * $Id: resolv.h,v 1.30 2009/03/03 01:52:48 each Exp $ * $FreeBSD$ */ @@ -68,7 +68,7 @@ * is new enough to contain a certain feature. */ -#define __RES 20030124 +#define __RES 20090302 /*% * This used to be defined in res_query.c, now it's in herror.c. @@ -179,7 +179,7 @@ struct __res_state { 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 *)]; + char pad[72 - 4*sizeof (int) - 3*sizeof (void *)]; struct { u_int16_t nscount; u_int16_t nstimes[MAXNS]; /*%< ms. */ @@ -187,6 +187,7 @@ struct __res_state { struct __res_state_ext *ext; /*%< extension for IPv6 */ } _ext; } _u; + u_char *_rnd; /*%< PRIVATE: random state */ }; typedef struct __res_state *res_state; @@ -320,7 +321,7 @@ __END_DECLS #if !defined(SHARED_LIBBIND) || defined(LIB) /* * If libbind is a shared object (well, DLL anyway) - * these externs break the linker when resolv.h is + * 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 * @@ -378,7 +379,9 @@ extern const struct res_sym __p_rcode_sy #define res_nisourserver __res_nisourserver #define res_ownok __res_ownok #define res_queriesmatch __res_queriesmatch +#define res_rndinit __res_rndinit #define res_randomid __res_randomid +#define res_nrandomid __res_nrandomid #define sym_ntop __sym_ntop #define sym_ntos __sym_ntos #define sym_ston __sym_ston @@ -441,7 +444,9 @@ 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); +void res_rndinit(res_state); u_int res_randomid(void); +u_int res_nrandomid(res_state); int res_nameinquery(const char *, int, int, const u_char *, const u_char *); int res_queriesmatch(const u_char *, const u_char *, Modified: head/lib/libc/include/isc/eventlib.h ============================================================================== --- head/lib/libc/include/isc/eventlib.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/include/isc/eventlib.h Tue Aug 12 12:36:06 2014 (r269867) @@ -1,24 +1,24 @@ /* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1995-1999 by Internet Software Consortium + * Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 1995-1999, 2001, 2003 Internet Software Consortium. * - * Permission to use, copy, modify, and distribute this software for any + * Permission to use, copy, modify, and/or 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. + * 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. */ /* eventlib.h - exported interfaces for eventlib * vix 09sep95 [initial] * - * $Id: eventlib.h,v 1.3.18.3 2008/01/23 02:12:01 marka Exp $ + * $Id: eventlib.h,v 1.7 2008/11/14 02:36:51 marka Exp $ */ #ifndef _EVENTLIB_H Modified: head/lib/libc/include/isc/list.h ============================================================================== --- head/lib/libc/include/isc/list.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/include/isc/list.h Tue Aug 12 12:36:06 2014 (r269867) @@ -38,7 +38,8 @@ } while (0) #define INIT_LINK(elt, link) \ INIT_LINK_TYPE(elt, link, void) -#define LINKED(elt, link) ((void *)((elt)->link.prev) != (void *)(-1)) +#define LINKED(elt, link) ((void *)((elt)->link.prev) != (void *)(-1) && \ + (void *)((elt)->link.next) != (void *)(-1)) #define HEAD(list) ((list).head) #define TAIL(list) ((list).tail) Modified: head/lib/libc/include/port_before.h ============================================================================== --- head/lib/libc/include/port_before.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/include/port_before.h Tue Aug 12 12:36:06 2014 (r269867) @@ -6,6 +6,7 @@ #define _LIBC 1 #define DO_PTHREADS 1 #define USE_POLL 1 +#define HAVE_MD5 1 #define ISC_SOCKLEN_T socklen_t #define ISC_FORMAT_PRINTF(fmt, args) \ Modified: head/lib/libc/inet/inet_addr.c ============================================================================== --- head/lib/libc/inet/inet_addr.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_addr.c Tue Aug 12 12:36:06 2014 (r269867) @@ -66,7 +66,7 @@ #if defined(LIBC_SCCS) && !defined(lint) static const char sccsid[] = "@(#)inet_addr.c 8.1 (Berkeley) 6/17/93"; -static const char rcsid[] = "$Id: inet_addr.c,v 1.4.18.1 2005/04/27 05:00:52 sra Exp $"; +static const char rcsid[] = "$Id: inet_addr.c,v 1.5 2005/04/27 04:56:19 sra Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_cidr_ntop.c ============================================================================== --- head/lib/libc/inet/inet_cidr_ntop.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_cidr_ntop.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,8 +16,10 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_cidr_ntop.c,v 1.4.18.3 2006/10/11 02:32:47 marka Exp $"; +static const char rcsid[] = "$Id: inet_cidr_ntop.c,v 1.7 2006/10/11 02:18:18 marka Exp $"; #endif +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); #include "port_before.h" Modified: head/lib/libc/inet/inet_cidr_pton.c ============================================================================== --- head/lib/libc/inet/inet_cidr_pton.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_cidr_pton.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_cidr_pton.c,v 1.5.18.1 2005/04/27 05:00:53 sra Exp $"; +static const char rcsid[] = "$Id: inet_cidr_pton.c,v 1.6 2005/04/27 04:56:19 sra Exp $"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_net_ntop.c ============================================================================== --- head/lib/libc/inet/inet_net_ntop.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_net_ntop.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.3.18.2 2006/06/20 02:51:32 marka Exp $"; +static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.5 2006/06/20 02:50:14 marka Exp $"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_net_pton.c ============================================================================== --- head/lib/libc/inet/inet_net_pton.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_net_pton.c Tue Aug 12 12:36:06 2014 (r269867) @@ -1,22 +1,22 @@ /* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1996,1999 by Internet Software Consortium. + * Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 1996, 1998, 1999, 2001, 2003 Internet Software Consortium. * - * Permission to use, copy, modify, and distribute this software for any + * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT - * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_net_pton.c,v 1.7.18.2 2008/08/26 04:42:43 marka Exp $"; +static const char rcsid[] = "$Id: inet_net_pton.c,v 1.10 2008/11/14 02:36:51 marka Exp $"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_neta.c ============================================================================== --- head/lib/libc/inet/inet_neta.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_neta.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_neta.c,v 1.2.18.1 2005/04/27 05:00:53 sra Exp $"; +static const char rcsid[] = "$Id: inet_neta.c,v 1.3 2005/04/27 04:56:20 sra Exp $"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_ntoa.c ============================================================================== --- head/lib/libc/inet/inet_ntoa.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_ntoa.c Tue Aug 12 12:36:06 2014 (r269867) @@ -29,7 +29,7 @@ #if defined(LIBC_SCCS) && !defined(lint) static const char sccsid[] = "@(#)inet_ntoa.c 8.1 (Berkeley) 6/4/93"; -static const char rcsid[] = "$Id: inet_ntoa.c,v 1.1.352.1 2005/04/27 05:00:54 sra Exp $"; +static const char rcsid[] = "$Id: inet_ntoa.c,v 1.2 2005/04/27 04:56:21 sra Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_ntop.c ============================================================================== --- head/lib/libc/inet/inet_ntop.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_ntop.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_ntop.c,v 1.3.18.2 2005/11/03 23:02:22 marka Exp $"; +static const char rcsid[] = "$Id: inet_ntop.c,v 1.5 2005/11/03 22:59:52 marka Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/inet_pton.c ============================================================================== --- head/lib/libc/inet/inet_pton.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/inet_pton.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_pton.c,v 1.3.18.2 2005/07/28 07:38:07 marka Exp $"; +static const char rcsid[] = "$Id: inet_pton.c,v 1.5 2005/07/28 06:51:47 marka Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/inet/nsap_addr.c ============================================================================== --- head/lib/libc/inet/nsap_addr.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/inet/nsap_addr.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: nsap_addr.c,v 1.3.18.2 2005/07/28 07:38:08 marka Exp $"; +static const char rcsid[] = "$Id: nsap_addr.c,v 1.5 2005/07/28 06:51:48 marka Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/isc/ev_streams.c ============================================================================== --- head/lib/libc/isc/ev_streams.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/isc/ev_streams.c Tue Aug 12 12:36:06 2014 (r269867) @@ -20,7 +20,7 @@ */ #if !defined(LINT) && !defined(CODECENTER) -static const char rcsid[] = "$Id: ev_streams.c,v 1.4.18.1 2005/04/27 05:01:06 sra Exp $"; +static const char rcsid[] = "$Id: ev_streams.c,v 1.5 2005/04/27 04:56:36 sra Exp $"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/isc/ev_timers.c ============================================================================== --- head/lib/libc/isc/ev_timers.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/isc/ev_timers.c Tue Aug 12 12:36:06 2014 (r269867) @@ -20,7 +20,7 @@ */ #if !defined(LINT) && !defined(CODECENTER) -static const char rcsid[] = "$Id: ev_timers.c,v 1.5.18.1 2005/04/27 05:01:06 sra Exp $"; +static const char rcsid[] = "$Id: ev_timers.c,v 1.6 2005/04/27 04:56:36 sra Exp $"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); Modified: head/lib/libc/isc/eventlib_p.h ============================================================================== --- head/lib/libc/isc/eventlib_p.h Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/isc/eventlib_p.h Tue Aug 12 12:36:06 2014 (r269867) @@ -19,7 +19,7 @@ * \brief private interfaces for eventlib * \author vix 09sep95 [initial] * - * $Id: eventlib_p.h,v 1.5.18.4 2006/03/10 00:20:08 marka Exp $ + * $Id: eventlib_p.h,v 1.9 2006/03/09 23:57:56 marka Exp $ * $FreeBSD$ */ Modified: head/lib/libc/nameser/Symbol.map ============================================================================== --- head/lib/libc/nameser/Symbol.map Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/nameser/Symbol.map Tue Aug 12 12:36:06 2014 (r269867) @@ -29,3 +29,24 @@ FBSD_1.0 { __ns_format_ttl; __ns_parse_ttl; }; + +FBSD_1.4 { + __ns_parserr2; + __ns_name_pton2; + __ns_name_unpack2; + __ns_name_length; + __ns_name_eq; + __ns_name_owned; + __ns_name_map; + __ns_name_labels; + __ns_newmsg_init; + __ns_newmsg_copy; + __ns_newmsg_id; + __ns_newmsg_flag; + __ns_newmsg_q; + __ns_newmsg_rr; + __ns_newmsg_done; + __ns_rdata_unpack; + __ns_rdata_equal; + __ns_rdata_refers; +}; Modified: head/lib/libc/nameser/ns_name.c ============================================================================== --- head/lib/libc/nameser/ns_name.c Tue Aug 12 12:26:12 2014 (r269866) +++ head/lib/libc/nameser/ns_name.c Tue Aug 12 12:36:06 2014 (r269867) @@ -16,8 +16,10 @@ */ #ifndef lint -static const char rcsid[] = "$Id: ns_name.c,v 1.8.18.2 2005/04/27 05:01:08 sra Exp $"; +static const char rcsid[] = "$Id: ns_name.c,v 1.11 2009/01/23 19:59:16 each Exp $"; #endif +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); #include "port_before.h" @@ -121,7 +123,7 @@ ns_name_ntop(const u_char *src, char *ds } if ((l = labellen(cp - 1)) < 0) { errno = EMSGSIZE; /*%< XXX */ - return(-1); + return (-1); } if (dn + l >= eom) { errno = EMSGSIZE; @@ -133,12 +135,12 @@ ns_name_ntop(const u_char *src, char *ds if (n != DNS_LABELTYPE_BITSTRING) { /* XXX: labellen should reject this case */ errno = EINVAL; - return(-1); + return (-1); } if ((m = decode_bitstring(&cp, dn, eom)) < 0) { errno = EMSGSIZE; - return(-1); + return (-1); } dn += m; continue; @@ -197,10 +199,25 @@ ns_name_ntop(const u_char *src, char *ds * notes: *\li Enforces label and domain length limits. */ +int +ns_name_pton(const char *src, u_char *dst, size_t dstsiz) { + return (ns_name_pton2(src, dst, dstsiz, NULL)); +} +/* + * ns_name_pton2(src, dst, dstsiz, *dstlen) + * Convert a ascii string into an encoded domain name as per RFC1035. + * return: + * -1 if it fails + * 1 if string was fully qualified + * 0 is string was not fully qualified + * side effects: + * fills in *dstlen (if non-NULL) + * notes: + * Enforces label and domain length limits. + */ int -ns_name_pton(const char *src, u_char *dst, size_t dstsiz) -{ +ns_name_pton2(const char *src, u_char *dst, size_t dstsiz, size_t *dstlen) { u_char *label, *bp, *eom; int c, n, escaped, e = 0; char *cp; @@ -215,13 +232,13 @@ ns_name_pton(const char *src, u_char *ds if (c == '[') { /*%< start a bit string label */ if ((cp = strchr(src, ']')) == NULL) { errno = EINVAL; /*%< ??? */ - return(-1); + return (-1); } if ((e = encode_bitsring(&src, cp + 2, &label, &bp, eom)) != 0) { errno = e; - return(-1); + return (-1); } escaped = 0; label = bp++; @@ -229,7 +246,7 @@ ns_name_pton(const char *src, u_char *ds goto done; else if (c != '.') { errno = EINVAL; - return(-1); + return (-1); } continue; } @@ -281,6 +298,8 @@ ns_name_pton(const char *src, u_char *ds errno = EMSGSIZE; return (-1); } + if (dstlen != NULL) + *dstlen = (bp - dst); return (1); } if (c == 0 || *src == '.') { @@ -318,6 +337,8 @@ ns_name_pton(const char *src, u_char *ds errno = EMSGSIZE; return (-1); } + if (dstlen != NULL) + *dstlen = (bp - dst); return (0); } @@ -365,7 +386,7 @@ ns_name_ntol(const u_char *src, u_char * } for ((void)NULL; l > 0; l--) { c = *cp++; - if (isupper(c)) + if (isascii(c) && isupper(c)) *dn++ = tolower(c); else *dn++ = c; @@ -385,6 +406,21 @@ int ns_name_unpack(const u_char *msg, const u_char *eom, const u_char *src, u_char *dst, size_t dstsiz) { + return (ns_name_unpack2(msg, eom, src, dst, dstsiz, NULL)); +} + +/* + * ns_name_unpack2(msg, eom, src, dst, dstsiz, *dstlen) + * Unpack a domain name from a message, source may be compressed. + * return: + * -1 if it fails, or consumed octets if it succeeds. + * side effect: + * fills in *dstlen (if non-NULL). + */ +int +ns_name_unpack2(const u_char *msg, const u_char *eom, const u_char *src, + u_char *dst, size_t dstsiz, size_t *dstlen) +{ const u_char *srcp, *dstlim; u_char *dstp; int n, len, checked, l; @@ -407,7 +443,7 @@ ns_name_unpack(const u_char *msg, const /* Limit checks. */ if ((l = labellen(srcp - 1)) < 0) { errno = EMSGSIZE; - return(-1); + return (-1); } if (dstp + l + 1 >= dstlim || srcp + l >= eom) { errno = EMSGSIZE; @@ -449,7 +485,9 @@ ns_name_unpack(const u_char *msg, const return (-1); /*%< flag error */ } } - *dstp = '\0'; + *dstp++ = 0; + if (dstlen != NULL) + *dstlen = dstp - dst; if (len < 0) len = srcp - src; return (len); @@ -508,7 +546,7 @@ ns_name_pack(const u_char *src, u_char * } if ((l0 = labellen(srcp)) < 0) { errno = EINVAL; - return(-1); + return (-1); } l += l0 + 1; if (l > MAXCDNAME) { @@ -655,7 +693,7 @@ ns_name_skip(const u_char **ptrptr, cons case NS_TYPE_ELT: /*%< EDNS0 extended label */ if ((l = labellen(cp - 1)) < 0) { errno = EMSGSIZE; /*%< XXX */ - return(-1); + return (-1); } cp += l; continue; @@ -676,6 +714,150 @@ ns_name_skip(const u_char **ptrptr, cons return (0); } +/* Find the number of octets an nname takes up, including the root label. + * (This is basically ns_name_skip() without compression-pointer support.) + * ((NOTE: can only return zero if passed-in namesiz argument is zero.)) + */ +ssize_t +ns_name_length(ns_nname_ct nname, size_t namesiz) { + ns_nname_ct orig = nname; + u_int n; + + while (namesiz-- > 0 && (n = *nname++) != 0) { + if ((n & NS_CMPRSFLGS) != 0) { + errno = EISDIR; + return (-1); + } + if (n > namesiz) { + errno = EMSGSIZE; + return (-1); + } + nname += n; + namesiz -= n; + } + return (nname - orig); +} + +/* Compare two nname's for equality. Return -1 on error (setting errno). + */ +int +ns_name_eq(ns_nname_ct a, size_t as, ns_nname_ct b, size_t bs) { + ns_nname_ct ae = a + as, be = b + bs; + int ac, bc; + + while (ac = *a, bc = *b, ac != 0 && bc != 0) { + if ((ac & NS_CMPRSFLGS) != 0 || (bc & NS_CMPRSFLGS) != 0) { + errno = EISDIR; + return (-1); + } + if (a + ac >= ae || b + bc >= be) { + errno = EMSGSIZE; + return (-1); + } + if (ac != bc || strncasecmp((const char *) ++a, + (const char *) ++b, ac) != 0) + return (0); + a += ac, b += bc; + } + return (ac == 0 && bc == 0); +} + +/* Is domain "A" owned by (at or below) domain "B"? + */ +int +ns_name_owned(ns_namemap_ct a, int an, ns_namemap_ct b, int bn) { + /* If A is shorter, it cannot be owned by B. */ + if (an < bn) + return (0); + + /* If they are unequal before the length of the shorter, A cannot... */ + while (bn > 0) { + if (a->len != b->len || + strncasecmp((const char *) a->base, + (const char *) b->base, a->len) != 0) + return (0); + a++, an--; + b++, bn--; + } + + /* A might be longer or not, but either way, B owns it. */ + return (1); +} + +/* Build an array of <base,len> tuples from an nname, top-down order. + * Return the number of tuples (labels) thus discovered. + */ +int +ns_name_map(ns_nname_ct nname, size_t namelen, ns_namemap_t map, int mapsize) { + u_int n; + int l; + + n = *nname++; + namelen--; + + /* Root zone? */ + if (n == 0) { + /* Extra data follows name? */ + if (namelen > 0) { + errno = EMSGSIZE; + return (-1); + } + return (0); + } + + /* Compression pointer? */ + if ((n & NS_CMPRSFLGS) != 0) { + errno = EISDIR; + return (-1); + } + + /* Label too long? */ + if (n > namelen) { + errno = EMSGSIZE; + return (-1); + } + *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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