From e852e889444a8bf27f3e5075d064e9922b38e7e2 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 28 Jul 1998 16:26:04 +0000 Subject: Update. 1998-07-28 Ulrich Drepper * math/libm-test.c (tgamma_test): Remove redundant tests. 1998-07-28 16:20 Ulrich Drepper * 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 . * posix/globtest.sh: Add test for this bug. 1998-07-28 Mark Kettenis * io/sys/statfs.h: Fix typos. * io/sys/statvfs.h: Fix typos. 1998-07-28 Ulrich Drepper * 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 * 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 * stdlib/strtol.c (STRTOL_LONG_MAX): Correct typo in last patch - define as LONG_MAX. 1998-07-28 09:31 Ulrich Drepper * 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 * nscd/nscd_getgr_r.c (__nscd_getgr_r): Deal with missing UIO_MAXIOV. 1998-07-28 Mark Kettenis * 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. --- nis/nis_lookup.c | 166 ++++++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 128 insertions(+), 38 deletions(-) (limited to 'nis/nis_lookup.c') 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: -- cgit v1.2.3