glibc/nss/getnssent_r.c

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/* Copyright (C) 2000-2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <netdb.h>
#include "nsswitch.h"
/* Set up NIP to run through the services. If ALL is zero, use NIP's
current location if it's not nil. Return nonzero if there are no
services (left). */
static int
setup (const char *func_name, db_lookup_function lookup_fct,
void **fctp, service_user **nip, service_user **startp, int all)
{
int no_more;
if (*startp == NULL)
{
* nscd/Makefile (nscd-modules): Replace gethstbynm2_r with gethstbynm3_r. * nscd/gethstbynm2_r.c: Remove. * nscd/gethstbynm3_r.c: New file. * nscd/aicache.c (addhstaiX): Use __gethostbyaddr2_r instead of __gethostbyaddr_r. * nscd/gethstbyad_r.c: Generate __gethostbyaddr2_r function. Define __gethostbyaddr_r compatibility wrapper. * nscd/hstcache.c (cache_addhst): Add ttl parameter. Use it when determining timeout of entry. (lookup): Take new parameter and pass it to __gethostbyname3_r and __gethostbyaddr2_r. (addhstbyX): Pass reference to variable for TTL to lookup and cache_addhst. * nss/Versions [glibc] (GLIBC_PRIVATE): Export __nss_passwd_lookup2, __nss_group_lookup2, __nss_hosts_lookup2, __nss_services_lookup2, and __nss_next2. Remove __nss_services_lookup. * nss/XXX-lookup.c: Name function now *_lookup2. Add new parameter. Add compat wrapper. * nss/getXXbyYY_r.c: Changes to call new *_lookup2 functions and __nss_next2. * nss/getXXent_r.c: Likewise. * nss/getnssent_r.c: Likewise. * nss/nsswitch.c (__nss_lookup): Add new parameter. If first function does not exist in module, try the optional second name. (__nss_next2): New function. (__nss_next): Now wrapper around __nss_next2. * nss/nsswitch.h: Adjust __nss_lookup prototype. Declare __nss_next2. Adjust definition of db_lookup_function type. * nss/service-lookup.c: Define NO_COMPAT. * include/netdb.h: Declare __gethostbyaddr2_r and __gethostbyname3_r. * inet/ether_hton.c: Use __nss_next2 instead of __nss_next. * inet/ether_ntoh.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/publickey.c: Likewise. * inet/getnetgrent.c: Likewise. Adjust calls to __nss_lookup. * inet/gethstbyad_r.c (DB_LOOKUP_FCT): Change to __nss_hosts_lookup2. * inet/gethstbynm2_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstbynm_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstent_r.c (DB_LOOKUP_FCT): Likewise. * nscd/aicache.c (addhstaiX): Fix default TTL handling. * inet/getnetgrent.c (setup): Encrypt static pointer.
2007-10-30 00:48:09 +00:00
no_more = lookup_fct (nip, func_name, NULL, fctp);
*startp = no_more ? (service_user *) -1l : *nip;
}
else if (*startp == (service_user *) -1l)
/* No services at all. */
return 1;
else
{
if (all || !*nip)
/* Reset to the beginning of the service list. */
*nip = *startp;
/* Look up the first function. */
* nscd/Makefile (nscd-modules): Replace gethstbynm2_r with gethstbynm3_r. * nscd/gethstbynm2_r.c: Remove. * nscd/gethstbynm3_r.c: New file. * nscd/aicache.c (addhstaiX): Use __gethostbyaddr2_r instead of __gethostbyaddr_r. * nscd/gethstbyad_r.c: Generate __gethostbyaddr2_r function. Define __gethostbyaddr_r compatibility wrapper. * nscd/hstcache.c (cache_addhst): Add ttl parameter. Use it when determining timeout of entry. (lookup): Take new parameter and pass it to __gethostbyname3_r and __gethostbyaddr2_r. (addhstbyX): Pass reference to variable for TTL to lookup and cache_addhst. * nss/Versions [glibc] (GLIBC_PRIVATE): Export __nss_passwd_lookup2, __nss_group_lookup2, __nss_hosts_lookup2, __nss_services_lookup2, and __nss_next2. Remove __nss_services_lookup. * nss/XXX-lookup.c: Name function now *_lookup2. Add new parameter. Add compat wrapper. * nss/getXXbyYY_r.c: Changes to call new *_lookup2 functions and __nss_next2. * nss/getXXent_r.c: Likewise. * nss/getnssent_r.c: Likewise. * nss/nsswitch.c (__nss_lookup): Add new parameter. If first function does not exist in module, try the optional second name. (__nss_next2): New function. (__nss_next): Now wrapper around __nss_next2. * nss/nsswitch.h: Adjust __nss_lookup prototype. Declare __nss_next2. Adjust definition of db_lookup_function type. * nss/service-lookup.c: Define NO_COMPAT. * include/netdb.h: Declare __gethostbyaddr2_r and __gethostbyname3_r. * inet/ether_hton.c: Use __nss_next2 instead of __nss_next. * inet/ether_ntoh.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/publickey.c: Likewise. * inet/getnetgrent.c: Likewise. Adjust calls to __nss_lookup. * inet/gethstbyad_r.c (DB_LOOKUP_FCT): Change to __nss_hosts_lookup2. * inet/gethstbynm2_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstbynm_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstent_r.c (DB_LOOKUP_FCT): Likewise. * nscd/aicache.c (addhstaiX): Fix default TTL handling. * inet/getnetgrent.c (setup): Encrypt static pointer.
2007-10-30 00:48:09 +00:00
no_more = __nss_lookup (nip, func_name, NULL, fctp);
}
return no_more;
}
void
__nss_setent (const char *func_name, db_lookup_function lookup_fct,
service_user **nip, service_user **startp,
service_user **last_nip, int stayopen, int *stayopen_tmp,
int res)
{
union
{
setent_function f;
void *ptr;
} fct;
int no_more;
Update. 2004-08-04 Jakub Jelinek <jakub@redhat.com> * hesiod/hesiod.c (__hesiod_res_get): Use calloc instead of malloc + memset. (__hesiod_res_set): Free nsaddrs. * include/resolv.h (__res_maybe_init): Add prototype. * resolv/resolv.h (struct __res_state): Add _u._ext.initstamp field. * resolv/Versions (libc): Add __res_maybe_init@@GLIBC_PRIVATE. * resolv/res_libc.c (__res_initstamp, lock): New variables. (res_init): Increase __res_initstamp. (__res_maybe_init): New function. * resolv/res_init.c (__res_vinit): Initialize _u._ext.initstamp. * hesiod/hesiod.c (__hesiod_res_get): Use __res_maybe_init instead of RES_INIT check and {res_ninit,__res_ninit,res_init} call. * sysdeps/posix/getaddrinfo.c (gaih_inet): Likewise. * resolv/nss_dns/dns-host.c (_nss_dns_gethostbyname2_r, _nss_dns_gethostbyaddr_r): Likewise. * resolv/nss_dns/dns-network.c (_nss_dns_getnetbyname_r, _nss_dns_getnetbyaddr_r): Likewise. * resolv/gethnamaddr.c (gethostbyname, gethostbyname2, gethostbyaddr): Likewise. * resolv/res_data.c (fp_nquery, res_mkquery, res_mkupdate, res_isourserver, res_sendsigned, res_update, res_search, res_querydomain): Likewise. * nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)): Likewise. * nss/digits_dots.c (__nss_hostname_digits_dots): Likewise. * nss/getnssent_r.c (__nss_setent, __nss_endent, __nss_getent_r): Likewise. * sysdeps/posix/getaddrinfo.c (gaih_inet): Set ai_family for V4-mapped IPv6 addresses and req->ai_family==AF_INET. Reported by A. Guru <a.guru@sympatico.ca>. * po/pl.po: Likewise. characters than necessary.
2004-08-05 23:32:24 +00:00
if (res && __res_maybe_init (&_res, 0) == -1)
{
__set_h_errno (NETDB_INTERNAL);
return;
}
/* Cycle through the services and run their `setXXent' functions until
we find an available service. */
no_more = setup (func_name, lookup_fct, &fct.ptr, nip,
startp, 1);
while (! no_more)
{
int is_last_nip = *nip == *last_nip;
enum nss_status status;
if (stayopen_tmp)
status = DL_CALL_FCT (fct.f, (*stayopen_tmp));
else
status = DL_CALL_FCT (fct.f, (0));
* nscd/Makefile (nscd-modules): Replace gethstbynm2_r with gethstbynm3_r. * nscd/gethstbynm2_r.c: Remove. * nscd/gethstbynm3_r.c: New file. * nscd/aicache.c (addhstaiX): Use __gethostbyaddr2_r instead of __gethostbyaddr_r. * nscd/gethstbyad_r.c: Generate __gethostbyaddr2_r function. Define __gethostbyaddr_r compatibility wrapper. * nscd/hstcache.c (cache_addhst): Add ttl parameter. Use it when determining timeout of entry. (lookup): Take new parameter and pass it to __gethostbyname3_r and __gethostbyaddr2_r. (addhstbyX): Pass reference to variable for TTL to lookup and cache_addhst. * nss/Versions [glibc] (GLIBC_PRIVATE): Export __nss_passwd_lookup2, __nss_group_lookup2, __nss_hosts_lookup2, __nss_services_lookup2, and __nss_next2. Remove __nss_services_lookup. * nss/XXX-lookup.c: Name function now *_lookup2. Add new parameter. Add compat wrapper. * nss/getXXbyYY_r.c: Changes to call new *_lookup2 functions and __nss_next2. * nss/getXXent_r.c: Likewise. * nss/getnssent_r.c: Likewise. * nss/nsswitch.c (__nss_lookup): Add new parameter. If first function does not exist in module, try the optional second name. (__nss_next2): New function. (__nss_next): Now wrapper around __nss_next2. * nss/nsswitch.h: Adjust __nss_lookup prototype. Declare __nss_next2. Adjust definition of db_lookup_function type. * nss/service-lookup.c: Define NO_COMPAT. * include/netdb.h: Declare __gethostbyaddr2_r and __gethostbyname3_r. * inet/ether_hton.c: Use __nss_next2 instead of __nss_next. * inet/ether_ntoh.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/publickey.c: Likewise. * inet/getnetgrent.c: Likewise. Adjust calls to __nss_lookup. * inet/gethstbyad_r.c (DB_LOOKUP_FCT): Change to __nss_hosts_lookup2. * inet/gethstbynm2_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstbynm_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstent_r.c (DB_LOOKUP_FCT): Likewise. * nscd/aicache.c (addhstaiX): Fix default TTL handling. * inet/getnetgrent.c (setup): Encrypt static pointer.
2007-10-30 00:48:09 +00:00
no_more = __nss_next2 (nip, func_name, NULL, &fct.ptr, status, 0);
if (is_last_nip)
*last_nip = *nip;
}
if (stayopen_tmp)
*stayopen_tmp = stayopen;
}
void
__nss_endent (const char *func_name, db_lookup_function lookup_fct,
service_user **nip, service_user **startp,
service_user **last_nip, int res)
{
union
{
endent_function f;
void *ptr;
} fct;
int no_more;
Update. 2004-08-04 Jakub Jelinek <jakub@redhat.com> * hesiod/hesiod.c (__hesiod_res_get): Use calloc instead of malloc + memset. (__hesiod_res_set): Free nsaddrs. * include/resolv.h (__res_maybe_init): Add prototype. * resolv/resolv.h (struct __res_state): Add _u._ext.initstamp field. * resolv/Versions (libc): Add __res_maybe_init@@GLIBC_PRIVATE. * resolv/res_libc.c (__res_initstamp, lock): New variables. (res_init): Increase __res_initstamp. (__res_maybe_init): New function. * resolv/res_init.c (__res_vinit): Initialize _u._ext.initstamp. * hesiod/hesiod.c (__hesiod_res_get): Use __res_maybe_init instead of RES_INIT check and {res_ninit,__res_ninit,res_init} call. * sysdeps/posix/getaddrinfo.c (gaih_inet): Likewise. * resolv/nss_dns/dns-host.c (_nss_dns_gethostbyname2_r, _nss_dns_gethostbyaddr_r): Likewise. * resolv/nss_dns/dns-network.c (_nss_dns_getnetbyname_r, _nss_dns_getnetbyaddr_r): Likewise. * resolv/gethnamaddr.c (gethostbyname, gethostbyname2, gethostbyaddr): Likewise. * resolv/res_data.c (fp_nquery, res_mkquery, res_mkupdate, res_isourserver, res_sendsigned, res_update, res_search, res_querydomain): Likewise. * nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)): Likewise. * nss/digits_dots.c (__nss_hostname_digits_dots): Likewise. * nss/getnssent_r.c (__nss_setent, __nss_endent, __nss_getent_r): Likewise. * sysdeps/posix/getaddrinfo.c (gaih_inet): Set ai_family for V4-mapped IPv6 addresses and req->ai_family==AF_INET. Reported by A. Guru <a.guru@sympatico.ca>. * po/pl.po: Likewise. characters than necessary.
2004-08-05 23:32:24 +00:00
if (res && __res_maybe_init (&_res, 0) == -1)
{
__set_h_errno (NETDB_INTERNAL);
return;
}
/* Cycle through all the services and run their endXXent functions. */
no_more = setup (func_name, lookup_fct, &fct.ptr, nip, startp, 1);
while (! no_more)
{
/* Ignore status, we force check in __NSS_NEXT. */
DL_CALL_FCT (fct.f, ());
if (*nip == *last_nip)
/* We have processed all services which were used. */
break;
* nscd/Makefile (nscd-modules): Replace gethstbynm2_r with gethstbynm3_r. * nscd/gethstbynm2_r.c: Remove. * nscd/gethstbynm3_r.c: New file. * nscd/aicache.c (addhstaiX): Use __gethostbyaddr2_r instead of __gethostbyaddr_r. * nscd/gethstbyad_r.c: Generate __gethostbyaddr2_r function. Define __gethostbyaddr_r compatibility wrapper. * nscd/hstcache.c (cache_addhst): Add ttl parameter. Use it when determining timeout of entry. (lookup): Take new parameter and pass it to __gethostbyname3_r and __gethostbyaddr2_r. (addhstbyX): Pass reference to variable for TTL to lookup and cache_addhst. * nss/Versions [glibc] (GLIBC_PRIVATE): Export __nss_passwd_lookup2, __nss_group_lookup2, __nss_hosts_lookup2, __nss_services_lookup2, and __nss_next2. Remove __nss_services_lookup. * nss/XXX-lookup.c: Name function now *_lookup2. Add new parameter. Add compat wrapper. * nss/getXXbyYY_r.c: Changes to call new *_lookup2 functions and __nss_next2. * nss/getXXent_r.c: Likewise. * nss/getnssent_r.c: Likewise. * nss/nsswitch.c (__nss_lookup): Add new parameter. If first function does not exist in module, try the optional second name. (__nss_next2): New function. (__nss_next): Now wrapper around __nss_next2. * nss/nsswitch.h: Adjust __nss_lookup prototype. Declare __nss_next2. Adjust definition of db_lookup_function type. * nss/service-lookup.c: Define NO_COMPAT. * include/netdb.h: Declare __gethostbyaddr2_r and __gethostbyname3_r. * inet/ether_hton.c: Use __nss_next2 instead of __nss_next. * inet/ether_ntoh.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/publickey.c: Likewise. * inet/getnetgrent.c: Likewise. Adjust calls to __nss_lookup. * inet/gethstbyad_r.c (DB_LOOKUP_FCT): Change to __nss_hosts_lookup2. * inet/gethstbynm2_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstbynm_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstent_r.c (DB_LOOKUP_FCT): Likewise. * nscd/aicache.c (addhstaiX): Fix default TTL handling. * inet/getnetgrent.c (setup): Encrypt static pointer.
2007-10-30 00:48:09 +00:00
no_more = __nss_next2 (nip, func_name, NULL, &fct.ptr, 0, 1);
}
*last_nip = *nip = NULL;
}
int
__nss_getent_r (const char *getent_func_name,
const char *setent_func_name,
db_lookup_function lookup_fct,
service_user **nip, service_user **startp,
service_user **last_nip, int *stayopen_tmp, int res,
void *resbuf, char *buffer, size_t buflen,
void **result, int *h_errnop)
{
union
{
getent_function f;
void *ptr;
} fct;
int no_more;
enum nss_status status;
Update. 2004-08-04 Jakub Jelinek <jakub@redhat.com> * hesiod/hesiod.c (__hesiod_res_get): Use calloc instead of malloc + memset. (__hesiod_res_set): Free nsaddrs. * include/resolv.h (__res_maybe_init): Add prototype. * resolv/resolv.h (struct __res_state): Add _u._ext.initstamp field. * resolv/Versions (libc): Add __res_maybe_init@@GLIBC_PRIVATE. * resolv/res_libc.c (__res_initstamp, lock): New variables. (res_init): Increase __res_initstamp. (__res_maybe_init): New function. * resolv/res_init.c (__res_vinit): Initialize _u._ext.initstamp. * hesiod/hesiod.c (__hesiod_res_get): Use __res_maybe_init instead of RES_INIT check and {res_ninit,__res_ninit,res_init} call. * sysdeps/posix/getaddrinfo.c (gaih_inet): Likewise. * resolv/nss_dns/dns-host.c (_nss_dns_gethostbyname2_r, _nss_dns_gethostbyaddr_r): Likewise. * resolv/nss_dns/dns-network.c (_nss_dns_getnetbyname_r, _nss_dns_getnetbyaddr_r): Likewise. * resolv/gethnamaddr.c (gethostbyname, gethostbyname2, gethostbyaddr): Likewise. * resolv/res_data.c (fp_nquery, res_mkquery, res_mkupdate, res_isourserver, res_sendsigned, res_update, res_search, res_querydomain): Likewise. * nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)): Likewise. * nss/digits_dots.c (__nss_hostname_digits_dots): Likewise. * nss/getnssent_r.c (__nss_setent, __nss_endent, __nss_getent_r): Likewise. * sysdeps/posix/getaddrinfo.c (gaih_inet): Set ai_family for V4-mapped IPv6 addresses and req->ai_family==AF_INET. Reported by A. Guru <a.guru@sympatico.ca>. * po/pl.po: Likewise. characters than necessary.
2004-08-05 23:32:24 +00:00
if (res && __res_maybe_init (&_res, 0) == -1)
{
*h_errnop = NETDB_INTERNAL;
*result = NULL;
return errno;
}
/* Initialize status to return if no more functions are found. */
status = NSS_STATUS_NOTFOUND;
/* Run through available functions, starting with the same function last
run. We will repeat each function as long as it succeeds, and then go
on to the next service action. */
no_more = setup (getent_func_name, lookup_fct, &fct.ptr, nip,
startp, 0);
while (! no_more)
{
int is_last_nip = *nip == *last_nip;
status = DL_CALL_FCT (fct.f,
(resbuf, buffer, buflen, &errno, &h_errno));
2011-04-23 01:34:32 +00:00
/* The status is NSS_STATUS_TRYAGAIN and errno is ERANGE the
provided buffer is too small. In this case we should give
the user the possibility to enlarge the buffer and we should
not simply go on with the next service (even if the TRYAGAIN
action tells us so). */
if (status == NSS_STATUS_TRYAGAIN
&& (h_errnop == NULL || *h_errnop == NETDB_INTERNAL)
&& errno == ERANGE)
break;
do
{
* nscd/Makefile (nscd-modules): Replace gethstbynm2_r with gethstbynm3_r. * nscd/gethstbynm2_r.c: Remove. * nscd/gethstbynm3_r.c: New file. * nscd/aicache.c (addhstaiX): Use __gethostbyaddr2_r instead of __gethostbyaddr_r. * nscd/gethstbyad_r.c: Generate __gethostbyaddr2_r function. Define __gethostbyaddr_r compatibility wrapper. * nscd/hstcache.c (cache_addhst): Add ttl parameter. Use it when determining timeout of entry. (lookup): Take new parameter and pass it to __gethostbyname3_r and __gethostbyaddr2_r. (addhstbyX): Pass reference to variable for TTL to lookup and cache_addhst. * nss/Versions [glibc] (GLIBC_PRIVATE): Export __nss_passwd_lookup2, __nss_group_lookup2, __nss_hosts_lookup2, __nss_services_lookup2, and __nss_next2. Remove __nss_services_lookup. * nss/XXX-lookup.c: Name function now *_lookup2. Add new parameter. Add compat wrapper. * nss/getXXbyYY_r.c: Changes to call new *_lookup2 functions and __nss_next2. * nss/getXXent_r.c: Likewise. * nss/getnssent_r.c: Likewise. * nss/nsswitch.c (__nss_lookup): Add new parameter. If first function does not exist in module, try the optional second name. (__nss_next2): New function. (__nss_next): Now wrapper around __nss_next2. * nss/nsswitch.h: Adjust __nss_lookup prototype. Declare __nss_next2. Adjust definition of db_lookup_function type. * nss/service-lookup.c: Define NO_COMPAT. * include/netdb.h: Declare __gethostbyaddr2_r and __gethostbyname3_r. * inet/ether_hton.c: Use __nss_next2 instead of __nss_next. * inet/ether_ntoh.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/publickey.c: Likewise. * inet/getnetgrent.c: Likewise. Adjust calls to __nss_lookup. * inet/gethstbyad_r.c (DB_LOOKUP_FCT): Change to __nss_hosts_lookup2. * inet/gethstbynm2_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstbynm_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstent_r.c (DB_LOOKUP_FCT): Likewise. * nscd/aicache.c (addhstaiX): Fix default TTL handling. * inet/getnetgrent.c (setup): Encrypt static pointer.
2007-10-30 00:48:09 +00:00
no_more = __nss_next2 (nip, getent_func_name, NULL, &fct.ptr,
status, 0);
if (is_last_nip)
*last_nip = *nip;
if (! no_more)
{
/* Call the `setXXent' function. This wasn't done before. */
union
{
setent_function f;
void *ptr;
} sfct;
* nscd/Makefile (nscd-modules): Replace gethstbynm2_r with gethstbynm3_r. * nscd/gethstbynm2_r.c: Remove. * nscd/gethstbynm3_r.c: New file. * nscd/aicache.c (addhstaiX): Use __gethostbyaddr2_r instead of __gethostbyaddr_r. * nscd/gethstbyad_r.c: Generate __gethostbyaddr2_r function. Define __gethostbyaddr_r compatibility wrapper. * nscd/hstcache.c (cache_addhst): Add ttl parameter. Use it when determining timeout of entry. (lookup): Take new parameter and pass it to __gethostbyname3_r and __gethostbyaddr2_r. (addhstbyX): Pass reference to variable for TTL to lookup and cache_addhst. * nss/Versions [glibc] (GLIBC_PRIVATE): Export __nss_passwd_lookup2, __nss_group_lookup2, __nss_hosts_lookup2, __nss_services_lookup2, and __nss_next2. Remove __nss_services_lookup. * nss/XXX-lookup.c: Name function now *_lookup2. Add new parameter. Add compat wrapper. * nss/getXXbyYY_r.c: Changes to call new *_lookup2 functions and __nss_next2. * nss/getXXent_r.c: Likewise. * nss/getnssent_r.c: Likewise. * nss/nsswitch.c (__nss_lookup): Add new parameter. If first function does not exist in module, try the optional second name. (__nss_next2): New function. (__nss_next): Now wrapper around __nss_next2. * nss/nsswitch.h: Adjust __nss_lookup prototype. Declare __nss_next2. Adjust definition of db_lookup_function type. * nss/service-lookup.c: Define NO_COMPAT. * include/netdb.h: Declare __gethostbyaddr2_r and __gethostbyname3_r. * inet/ether_hton.c: Use __nss_next2 instead of __nss_next. * inet/ether_ntoh.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/publickey.c: Likewise. * inet/getnetgrent.c: Likewise. Adjust calls to __nss_lookup. * inet/gethstbyad_r.c (DB_LOOKUP_FCT): Change to __nss_hosts_lookup2. * inet/gethstbynm2_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstbynm_r.c (DB_LOOKUP_FCT): Likewise. * inet/gethstent_r.c (DB_LOOKUP_FCT): Likewise. * nscd/aicache.c (addhstaiX): Fix default TTL handling. * inet/getnetgrent.c (setup): Encrypt static pointer.
2007-10-30 00:48:09 +00:00
no_more = __nss_lookup (nip, setent_func_name, NULL, &sfct.ptr);
if (! no_more)
{
if (stayopen_tmp)
status = DL_CALL_FCT (sfct.f, (*stayopen_tmp));
else
status = DL_CALL_FCT (sfct.f, (0));
}
else
status = NSS_STATUS_NOTFOUND;
}
}
while (! no_more && status != NSS_STATUS_SUCCESS);
}
*result = status == NSS_STATUS_SUCCESS ? resbuf : NULL;
return (status == NSS_STATUS_SUCCESS ? 0
: status != NSS_STATUS_TRYAGAIN ? ENOENT
/* h_errno functions only set errno if h_errno is NETDB_INTERNAL. */
: (h_errnop == NULL || *h_errnop == NETDB_INTERNAL) ? errno
: EAGAIN);
}