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authorUlrich Drepper <drepper@redhat.com>1998-07-28 16:26:04 +0000
committerUlrich Drepper <drepper@redhat.com>1998-07-28 16:26:04 +0000
commite852e889444a8bf27f3e5075d064e9922b38e7e2 (patch)
tree75d2d4b1010a26d723daefef7909d1a6355929bc /nis/nis_lookup.c
parentc9243dacea19b7dcf36bb69ca83877d3ea905831 (diff)
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Update.
1998-07-28 Ulrich Drepper <drepper@cygnus.com> * math/libm-test.c (tgamma_test): Remove redundant tests. 1998-07-28 16:20 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/glob.c: Correct problems with */foo and GLOB_NOCHECK where foo does not exist in any of the subdirectories. Reported by Paul D. Smith <psmith@BayNetworks.COM>. * posix/globtest.sh: Add test for this bug. 1998-07-28 Mark Kettenis <kettenis@phys.uva.nl> * io/sys/statfs.h: Fix typos. * io/sys/statvfs.h: Fix typos. 1998-07-28 Ulrich Drepper <drepper@cygnus.com> * version.h (VERSION): Bump to 2.0.95. * math/Makefile (libm-calls): Remove w_gamma, add w_tgamma. * math/Versions [GLIBC_2.1]: Add tgamma, tgammaf, and tgammal. * math/libm-test.c: Split old gamma_test and move half of it in new function tgamma_test. * math/bits/mathcalls.h: Add declaration of tgamma. * sysdeps/libm-ieee754/k_standard.c: Change gamma errors into tgamma errors. * sysdeps/libm-ieee754/w_gamma.c: Remove lgamma compatibility code and rename to ... * sysdeps/libm-ieee754/w_tgamma.c: ... this. New file. * sysdeps/libm-ieee754/w_gammaf.c: Remove lgammaf compatibility code and rename to ... * sysdeps/libm-ieee754/w_tgammaf.c: ... this. New file. * sysdeps/libm-ieee754/w_gammal.c: Remove lgammal compatibility code and rename to ... * sysdeps/libm-ieee754/w_tgammal.c: ... this. New file. * sysdeps/libm-ieee754/w_lgamma.c: Add gamma as weak alias. * sysdeps/libm-ieee754/w_lgammaf.c: Likewise. * sysdeps/libm-ieee754/w_lgammal.c: Likewise. * stgdio-common/printf-parse.h: Implement handling of j, t, and z modifiers. * stdio-common/vfprintf.c: Likewise. * stdio-common/vfscanf.c: Likewise. * manual/stdio.texi: Document new printf/scanf modifiers. * sysdeps/unix/sysv/linux/recvmsg.c: Remove alias __recvmsg. * sysdeps/unix/sysv/linux/sendmsg.c: Remove alias __sendmsg. 1998-07-28 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * sunrpc/Makefile (routines): Add clnt_unix and svc_unix. * sunrpc/Versions: Add new *unix_create functions. * sunrpc/clnt_gen.c: Add support for RPC over AF_UNIX. * sunrpc/clnt_unix.c: New, client side of RPC over AF_UNIX. * sunrpc/key_call.c: Use RPC over AF_UNIX for communication with keyserv daemon. * sunrpc/rpc/clnt.h: Add AF_UNIX based RPC function prototypes. * sunrpc/rpc/svc.h: Likewise. * sunrpc/svc_authux.c: Copy internal auth flavor if none is given. * sunrpc/svc_tcp.c: Fix typos. * sunrpc/svc_unix.c: New, server side of AF_UNIX based RPC. * nis/Makefile: Remove currently not working cache functions. * nis/Versions: Add __nisbind_* functions for rpc.nisd. * nis/nis_call.c: Rewrite binding to a NIS+ server to reuse CLIENT handles. * nis/nis_file.c: Fix memory leaks. * nis/nis_intern.h: Move internal structs from here ... * nis/rpcsvc/nislib.h: ... to here for NIS+ server and tools. * nis/nis_lookup.c: Try at first if last client handle works. * nis/nis_table.c: Likewise. * nis/nis_checkpoint.c: Adjust __do_niscall2 parameters. * nis/nis_mkdir.c: Likewise. * nis/nis_ping.c: Likewise. * nis/nis_rmdir.c: Likewise. * nis/nis_server.c: Likewise. * nis/nis_util.c: Likewise. * nis/nis_findserv.c (__nis_findfastest): Little optimization. 1998-07-28 Andreas Jaeger <aj@arthur.rhein-neckar.de> * stdlib/strtol.c (STRTOL_LONG_MAX): Correct typo in last patch - define as LONG_MAX. 1998-07-28 09:31 Ulrich Drepper <drepper@cygnus.com> * nscd/connections.c (gr_send_answer): Deal with missing UIO_MAXIOV. Correct test whether writev send all data. * nscd/nscd_getgr_r.c (__nscd_getgr_r): Correct test whether readv received all data. 1998-07-28 Mark Kettenis <kettenis@phys.uva.nl> * nscd/nscd_getgr_r.c (__nscd_getgr_r): Deal with missing UIO_MAXIOV. 1998-07-28 Mark Kettenis <kettenis@phys.uva.nl> * sysdeps/mach/hurd/dl-sysdep.c (open_file): Change assert call to allow mode to be 0. (__xstat): New function. (__fxstat): New function. (_dl_sysdep_read_whole_file): Removed. The implementation in `elf/dl-misc.c' now also works for the Hurd.
Diffstat (limited to 'nis/nis_lookup.c')
-rw-r--r--nis/nis_lookup.c166
1 files changed, 128 insertions, 38 deletions
diff --git a/nis/nis_lookup.c b/nis/nis_lookup.c
index 6a2198ac21..df16cceeac 100644
--- a/nis/nis_lookup.c
+++ b/nis/nis_lookup.c
@@ -25,20 +25,20 @@
nis_result *
nis_lookup (const_nis_name name, const u_long flags)
{
- nis_result *res;
+ nis_result *res = calloc (1, sizeof (nis_result));
struct ns_request req;
nis_name *names;
nis_error status;
+ int link_first_try = 0;
int count_links = 0; /* We will follow only 16 links in the deep */
int done = 0;
int name_nr = 0;
nis_name namebuf[2] = {NULL, NULL};
- res = calloc (1, sizeof (nis_result));
if (res == NULL)
return NULL;
- if (flags & EXPAND_NAME)
+ if ((flags & EXPAND_NAME) && (name[strlen (name) - 1] != '.'))
{
names = nis_getnames (name);
if (names == NULL)
@@ -56,51 +56,141 @@ nis_lookup (const_nis_name name, const u_long flags)
req.ns_name = names[0];
while (!done)
{
+ dir_binding bptr;
+ directory_obj *dir = NULL;
req.ns_object.ns_object_len = 0;
req.ns_object.ns_object_val = NULL;
- memset (res, '\0', sizeof (nis_result));
- status = __do_niscall (req.ns_name, NIS_LOOKUP,
- (xdrproc_t) _xdr_ns_request,
- (caddr_t) & req,
- (xdrproc_t) _xdr_nis_result,
- (caddr_t) res, flags, NULL);
+ status = __nisfind_server (req.ns_name, &dir);
if (status != NIS_SUCCESS)
- NIS_RES_STATUS (res) = status;
+ {
+ NIS_RES_STATUS (res) = status;
+ return res;
+ }
- switch (NIS_RES_STATUS (res))
+ status = __nisbind_create (&bptr, dir->do_servers.do_servers_val,
+ dir->do_servers.do_servers_len, flags);
+ if (status != NIS_SUCCESS)
{
- case NIS_PARTIAL:
- case NIS_SUCCESS:
- case NIS_S_SUCCESS:
- if (__type_of(NIS_RES_OBJECT (res)) == NIS_LINK_OBJ &&
- flags & FOLLOW_LINKS) /* We are following links */
+ NIS_RES_STATUS (res) = status;
+ nis_free_directory (dir);
+ return res;
+ }
+
+ while (__nisbind_connect (&bptr) != NIS_SUCCESS)
+ {
+ if (__nisbind_next (&bptr) != NIS_SUCCESS)
+ {
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+ NIS_RES_STATUS (res) = NIS_NAMEUNREACHABLE;
+ return res;
+ }
+ }
+
+ do
+ {
+ static struct timeval RPCTIMEOUT = {10, 0};
+ enum clnt_stat result;
+
+ again:
+ result = clnt_call (bptr.clnt, NIS_LOOKUP,
+ (xdrproc_t) _xdr_ns_request,
+ (caddr_t) &req, (xdrproc_t) _xdr_nis_result,
+ (caddr_t) res, RPCTIMEOUT);
+
+ if (result != RPC_SUCCESS)
+ status = NIS_RPCERROR;
+ else
{
- /* if we hit the link limit, bail */
- if (count_links > NIS_MAXLINKS)
+ if (NIS_RES_STATUS (res) == NIS_SUCCESS)
{
- NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
- ++done;
- break;
+ if (__type_of(NIS_RES_OBJECT (res)) == NIS_LINK_OBJ &&
+ flags & FOLLOW_LINKS) /* We are following links */
+ {
+ if (count_links)
+ free (req.ns_name);
+ /* if we hit the link limit, bail */
+ if (count_links > NIS_MAXLINKS)
+ {
+ NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
+ break;
+ }
+ ++count_links;
+ req.ns_name =
+ strdup (NIS_RES_OBJECT (res)->LI_data.li_name);
+ nis_freeresult (res);
+ res = calloc (1, sizeof (nis_result));
+ if (res == NULL)
+ {
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+ return NULL;
+ }
+ link_first_try = 1; /* Try at first the old binding */
+ goto again;
+ }
}
- if (count_links)
- free (req.ns_name);
- ++count_links;
- req.ns_name = strdup (NIS_RES_OBJECT (res)->LI_data.li_name);
- nis_freeresult (res);
- res = calloc (1, sizeof (nis_result));
- if (res == NULL)
- return NULL;
+ else
+ if ((NIS_RES_STATUS (res) == NIS_SYSTEMERROR) ||
+ (NIS_RES_STATUS (res) == NIS_NOSUCHNAME) ||
+ (NIS_RES_STATUS (res) == NIS_NOT_ME))
+ {
+ if (link_first_try)
+ {
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+
+ if (__nisfind_server (req.ns_name, &dir) != NIS_SUCCESS)
+ return res;
+
+ if (__nisbind_create (&bptr,
+ dir->do_servers.do_servers_val,
+ dir->do_servers.do_servers_len,
+ flags) != NIS_SUCCESS)
+ {
+ nis_free_directory (dir);
+ return res;
+ }
+ }
+ else
+ if (__nisbind_next (&bptr) != NIS_SUCCESS)
+ break; /* No more servers to search */
+
+ while (__nisbind_connect (&bptr) != NIS_SUCCESS)
+ {
+ if (__nisbind_next (&bptr) != NIS_SUCCESS)
+ {
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+ return res;
+ }
+ }
+ goto again;
+ }
+ break;
}
- else
- ++done;
- break;
- case NIS_CBRESULTS:
- /* The callback is handled in __do_niscall2 */
- ++done;
- break;
- case NIS_UNAVAIL:
- /* NIS+ is not installed, or all servers are down */
+ link_first_try = 0; /* Set it back */
+ status= NIS_SUCCESS;
+ }
+ while ((flags & HARD_LOOKUP) && status == NIS_RPCERROR);
+
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+
+ if (status != NIS_SUCCESS)
+ {
+ NIS_RES_STATUS (res) = status;
+ return res;
+ }
+
+ switch (NIS_RES_STATUS (res))
+ {
+ case NIS_PARTIAL:
+ case NIS_SUCCESS:
+ case NIS_S_SUCCESS:
+ case NIS_LINKNAMEERROR: /* We follow to max links */
+ case NIS_UNAVAIL: /* NIS+ is not installed, or all servers are down */
++done;
break;
default: