diff options
author | Ulrich Drepper <drepper@redhat.com> | 1996-12-11 01:40:39 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1996-12-11 01:40:39 +0000 |
commit | 6259ec0d78fd301572fcb616fdfa0500b828a824 (patch) | |
tree | b1a008ed66281799defcaf56a92d3b592ca1f34a /nis/nss_nis/nis-grp.c | |
parent | aee321f468f9214700b24e7aef39ef27bda4c42c (diff) | |
download | glibc-6259ec0d78fd301572fcb616fdfa0500b828a824.tar.gz |
update from main arcive 961210
Wed Dec 11 01:04:30 1996 Ulrich Drepper <drepper@cygnus.com>
Add NIS NSS implementation.
* shlib-versions: Add versions for NIS libraries.
* sysdeps/unix/inet/Subdirs: Add nis.
* nis/Banner: New file.
* nis/Makefile: New file.
* nis/nss-nis.h: New file.
* nis/yp_xdr.h: New file.
* nis/ypclnt.h: New file.
* nis/ypupdate_xdr.c: New file.
* nis/nss_compat/compat-grp.c: New file.
* nis/nss_compat/compat-pwd.c: New file.
* nis/nss_compat/compat-spwd.c: New file.
* nis/nss_nis/nis-alias.c: New file.
* nis/nss_nis/nis-ethers.c: New file.
* nis/nss_nis/nis-grp.c: New file.
* nis/nss_nis/nis-hosts.c: New file.
* nis/nss_nis/nis-netgrp.c: New file.
* nis/nss_nis/nis-network.c: New file.
* nis/nss_nis/nis-proto.c: New file.
* nis/nss_nis/nis-publickey.c: New file.
* nis/nss_nis/nis-pwd.c: New file.
* nis/nss_nis/nis-rpc.c: New file.
* nis/nss_nis/nis-service.c: New file.
* nis/nss_nis/nis-spwd.c: New file.
* nis/rpcsvc/yp.h: New file.
* nis/rpcsvc/yp.x: New file.
* nis/rpcsvc/yp_prot.h: New file.
* nis/rpcsvc/ypclnt.h: New file.
* nis/rpcsvc/ypupd.h: New file.
* libio/_G_config.h: Define _G_HAVE_SYS_WAIT and _G_HAVE_PRINTF_FP.
* locale/C-numeric.c: Update copyright.
* locale/Makefile: Add rules to build libBrokenLocale.
* locale/broken_cur_max.c: New file.
* locale/mb_cur_max.c: Update copyright.
(__ctype_get_mb_cur_max): Make function weak.
* new-malloc/malloc.c: Correct copyright.
* new-malloc/thread-m.h: Correct key handling.
* shadow/lckpwdf.c: Update copyright.
(PWD_LOCKFILE): Change to /etc/.pwd.lock.
* stdlib/strtod.c: Add another assertion.
* stdlib/tst-strtod.c: Add another test case.
* sysdeps/generic/paths.h: Add _PATH_PRESERVE. Needed by nvi.
* sysdeps/unix/sysv/linux/paths.h: Likewise.
* sysdeps/gnu/utmpbits.h: Rename ut_addr field to ut_addr_v6.
ut_addr names a single element in ut_addr_v6.
* sysdeps/mach/hurd/xmknod.c: Remove alias from __mknod to mknod.
Patch by Thomas Bushnell, n/BSG.
Tue Dec 10 11:35:28 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/strncmp.S: Fix aligned short truncated compare
corner condition.
* sysdeps/alpha/memchr.S: Don't read ahead, even if the load
did fit nicely into that delay slot (patch from David Mosberger-Tang).
Mon Dec 9 23:53:43 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* sysdeps/mach/hurd/ttyname_r.c (__ttyname_r): Renamed from
`ttyname_r'.
(ttyname_r): New alias.
* stdio-common/printf_fp.c (__guess_grouping): Fix off by one
Diffstat (limited to 'nis/nss_nis/nis-grp.c')
-rw-r--r-- | nis/nss_nis/nis-grp.c | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/nis/nss_nis/nis-grp.c b/nis/nss_nis/nis-grp.c new file mode 100644 index 0000000000..1bab862c2f --- /dev/null +++ b/nis/nss_nis/nis-grp.c @@ -0,0 +1,246 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1996. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <nss.h> +#include <grp.h> +#include <ctype.h> +#include <errno.h> +#include <string.h> +#include <libc-lock.h> +#include <rpcsvc/yp.h> +#include <rpcsvc/ypclnt.h> + +#include "nss-nis.h" + +/* Protect global state against multiple changers */ +__libc_lock_define_initialized (static, lock) + +static bool_t new_start = 1; +static char *oldkey = NULL; +static int oldkeylen = 0; + +enum nss_status +_nss_nis_setgrent (void) +{ + __libc_lock_lock (lock); + + new_start = 1; + if (oldkey != NULL) + { + free (oldkey); + oldkey = NULL; + oldkeylen = 0; + } + + __libc_lock_unlock (lock); + + return NSS_STATUS_SUCCESS; +} + +enum nss_status +_nss_nis_endgrent (void) +{ + __libc_lock_lock (lock); + + new_start = 1; + if (oldkey != NULL) + { + free (oldkey); + oldkey = NULL; + oldkeylen = 0; + } + + __libc_lock_unlock (lock); + + return NSS_STATUS_SUCCESS; +} + +static enum nss_status +internal_nis_getgrent_r (struct group *grp, char *buffer, size_t buflen) +{ + char *domain, *result, *outkey; + int len, keylen, parse_res; + + if (yp_get_default_domain (&domain)) + return NSS_STATUS_UNAVAIL; + + /* Get the next entry until we found a correct one. */ + do + { + enum nss_status retval; + char *p; + + if (new_start) + retval = yperr2nss (yp_first (domain, "group.byname", + &outkey, &keylen, &result, &len)); + else + retval = yperr2nss ( yp_next (domain, "group.byname", + oldkey, oldkeylen, + &outkey, &keylen, &result, &len)); + + if (retval != NSS_STATUS_SUCCESS) + { + if (retval == NSS_STATUS_TRYAGAIN) + __set_errno (EAGAIN); + return retval; + } + + if (len + 1 > buflen) + { + free (result); + __set_errno (ERANGE); + return NSS_STATUS_TRYAGAIN; + } + + p = strncpy (buffer, result, len); + buffer[len] = '\0'; + while (isspace (*p)) + ++p; + free (result); + + parse_res = _nss_files_parse_grent (p, grp, buffer, buflen); + if (!parse_res && errno == ERANGE) + return NSS_STATUS_TRYAGAIN; + + free (oldkey); + oldkey = outkey; + oldkeylen = keylen; + new_start = 0; + } + while (!parse_res); + + return NSS_STATUS_SUCCESS; +} + +enum nss_status +_nss_nis_getgrent_r (struct group *result, char *buffer, size_t buflen) +{ + int status; + + __libc_lock_lock (lock); + + status = internal_nis_getgrent_r (result, buffer, buflen); + + __libc_lock_unlock (lock); + + return status; +} + +enum nss_status +_nss_nis_getgrnam_r (const char *name, struct group *grp, + char *buffer, size_t buflen) +{ + enum nss_status retval; + char *domain, *result, *p; + int len, parse_res; + + if (name == NULL) + { + __set_errno (EINVAL); + return NSS_STATUS_UNAVAIL; + } + + if (yp_get_default_domain (&domain)) + return NSS_STATUS_UNAVAIL; + + retval = yperr2nss (yp_match (domain, "group.byname", name, + strlen (name), &result, &len)); + + if (retval != NSS_STATUS_SUCCESS) + { + if (retval == NSS_STATUS_TRYAGAIN) + __set_errno (EAGAIN); + return retval; + } + + if (len + 1 > buflen) + { + free (result); + __set_errno (ERANGE); + return NSS_STATUS_TRYAGAIN; + } + + p = strncpy (buffer, result, len); + buffer[len] = '\0'; + while (isspace (*p)) + ++p; + free (result); + + parse_res = _nss_files_parse_grent (p, grp, buffer, buflen); + + if (!parse_res) + { + if (errno == ERANGE) + return NSS_STATUS_TRYAGAIN; + else + return NSS_STATUS_NOTFOUND; + } + else + return NSS_STATUS_SUCCESS; +} + +enum nss_status +_nss_nis_getgrgid_r (gid_t gid, struct group *grp, + char *buffer, size_t buflen) +{ + enum nss_status retval; + char *domain, *result, *p; + int len, nlen, parse_res; + char buf[32]; + + if (yp_get_default_domain (&domain)) + return NSS_STATUS_UNAVAIL; + + nlen = sprintf (buf, "%d", gid); + + retval = yperr2nss (yp_match (domain, "group.bygid", buf, + nlen, &result, &len)); + + if (retval != NSS_STATUS_SUCCESS) + { + if (retval == NSS_STATUS_TRYAGAIN) + __set_errno (EAGAIN); + return retval; + } + + if (len + 1 > buflen) + { + free (result); + __set_errno (ERANGE); + return NSS_STATUS_TRYAGAIN; + } + + p = strncpy (buffer, result, len); + buffer[len] = '\0'; + while (isspace (*p)) + ++p; + free (result); + + parse_res = _nss_files_parse_grent (p, grp, buffer, buflen); + + if (!parse_res) + { + if (errno == ERANGE) + return NSS_STATUS_TRYAGAIN; + else + return NSS_STATUS_NOTFOUND; + } + else + return NSS_STATUS_SUCCESS; +} |