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1eb946b935
prototypes. * include/arpa/nameser_compat.h: Define T_UNSPEC. * nis/Versions (libnss_nis): Export _nss_nis_gethostbyname4_r. (libnss_nisplus): Export _nss_nisplus_gethostbyname4_r. * nis/nss_nis/nis-hosts.c (LINE_PARSER): Change to also handle af==AF_UNSPEC. (_nss_nis_gethostbyname4_r): New function. * nis/nss_nisplus/nisplus-hosts.c (_nss_nisplus_parse_hostent): Change to also handle af==AF_UNSPEC. (get_tablename): New function. Use it to avoid duplication. (_nss_nisplus_gethostbyname4_r): New function. * nscd/aicache.c (addhstaiX): Use gethostbyname4_r function is available. * nss/Versions (libnss_files): Export _nss_files_gethostbyname4_r. * nss/nss.h: Define struct gaih_addrtuple. * nss/nss_files/files-hosts.c (LINE_PARSER): Change to also handle af==AF_UNSPEC. (_nss_files_gethostbyname4_r): New function. * resolv/Versions (libnss_dns): Export _nss_dns_gethostbyname4_r. * resolv/gethnmaddr.c: Adjust __libc_res_nsearch and __libc_res_nquery calls. * resolv/res_query.c (__libc_res_nquery): Take two additional parameters for second answer buffer. Handle type=T_UNSPEC to mean look up IPv4 and IPv6. Change all callers. * resolv/res_send.c (__libc_res_nsend): Take five aditional parameters for an additional query and answer buffer. Pass to send_vc and send_dg. (send_vc): Send possibly two requests and receive two answers. (send_dg): Likewise. * resolv/nss_dns/dns-host.c: Adjust calls to __libc_res_nsearch and __libc_res_nquery. (_nss_dns_gethostbyname4_r): New function. (gaih_getanswer_slice): Likewise. (gaih_getanswer): Likewise. * resolv/nss_dns/dns-canon.c (_nss_dns_getcanonname_r): Adjust __libc_res_nquery call. * resolv/nss_dns/dns-network.c (_nss_dns_getnetbyaddr_r): Likewise. (_nss_dns_getnetbyname_r): Adjust __libc_res_nsearch call. * sysdeps/posix/getaddrinfo.c: Use gethostbyname4_r function is available.
65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/* Copyright (C) 1996, 1997, 1999, 2008 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* Define interface to NSS. This is meant for the interface functions
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and for implementors of new services. */
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#ifndef _NSS_H
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#define _NSS_H 1
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#include <features.h>
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#include <stdint.h>
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__BEGIN_DECLS
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/* Possible results of lookup using a nss_* function. */
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enum nss_status
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{
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NSS_STATUS_TRYAGAIN = -2,
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NSS_STATUS_UNAVAIL,
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NSS_STATUS_NOTFOUND,
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NSS_STATUS_SUCCESS,
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NSS_STATUS_RETURN
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};
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/* Data structure used for the 'gethostbyname4_r' function. */
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struct gaih_addrtuple
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{
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struct gaih_addrtuple *next;
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char *name;
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int family;
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uint32_t addr[4];
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uint32_t scopeid;
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};
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/* Overwrite service selection for database DBNAME using specification
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in STRING.
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This function should only be used by system programs which have to
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work around non-existing services (e.e., while booting).
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Attention: Using this function repeatedly will slowly eat up the
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whole memory since previous selection data cannot be freed. */
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extern int __nss_configure_lookup (__const char *__dbname,
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__const char *__string) __THROW;
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__END_DECLS
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#endif /* nss.h */
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