diff options
Diffstat (limited to 'nis/nss_nisplus/nisplus-initgroups.c')
| -rw-r--r-- | nis/nss_nisplus/nisplus-initgroups.c | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/nis/nss_nisplus/nisplus-initgroups.c b/nis/nss_nisplus/nisplus-initgroups.c deleted file mode 100644 index 9a6ee5cf9e..0000000000 --- a/nis/nss_nisplus/nisplus-initgroups.c +++ /dev/null @@ -1,148 +0,0 @@ -/* Copyright (C) 1997-2020 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 - <https://www.gnu.org/licenses/>. */ - -#include <atomic.h> -#include <nss.h> -#include <grp.h> -#include <ctype.h> -#include <errno.h> -#include <string.h> -#include <libc-lock.h> -#include <rpcsvc/nis.h> - -#include "nss-nisplus.h" -#include "nisplus-parser.h" -#include <libnsl.h> -#include <nis_intern.h> -#include <nis_xdr.h> - -#define NISOBJVAL(col, obj) \ - ((obj)->EN_data.en_cols.en_cols_val[col].ec_value.ec_value_val) - -#define NISOBJLEN(col, obj) \ - ((obj)->EN_data.en_cols.en_cols_val[col].ec_value.ec_value_len) - -extern nis_name grp_tablename_val attribute_hidden; -extern size_t grp_tablename_len attribute_hidden; -extern enum nss_status _nss_grp_create_tablename (int *errnop); - - -enum nss_status -_nss_nisplus_initgroups_dyn (const char *user, gid_t group, long int *start, - long int *size, gid_t **groupsp, long int limit, - int *errnop) -{ - if (grp_tablename_val == NULL) - { - enum nss_status status = _nss_grp_create_tablename (errnop); - - if (status != NSS_STATUS_SUCCESS) - return status; - } - - nis_result *result; - char buf[strlen (user) + 12 + grp_tablename_len]; - - snprintf (buf, sizeof (buf), "[members=%s],%s", user, grp_tablename_val); - - result = nis_list (buf, FOLLOW_LINKS | FOLLOW_PATH | ALL_RESULTS, NULL, NULL); - - if (result == NULL) - { - *errnop = ENOMEM; - return NSS_STATUS_TRYAGAIN; - } - - if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS)) - { - enum nss_status status = niserr2nss (result->status); - - nis_freeresult (result); - return status; - } - - if (NIS_RES_NUMOBJ (result) == 0) - { - errout: - nis_freeresult (result); - return NSS_STATUS_NOTFOUND; - } - - gid_t *groups = *groupsp; - nis_object *obj = NIS_RES_OBJECT (result); - for (unsigned int cnt = 0; cnt < NIS_RES_NUMOBJ (result); ++cnt, ++obj) - { - if (__type_of (obj) != NIS_ENTRY_OBJ - || strcmp (obj->EN_data.en_type, "group_tbl") != 0 - || obj->EN_data.en_cols.en_cols_len < 4) - continue; - - char *numstr = NISOBJVAL (2, obj); - size_t len = NISOBJLEN (2, obj); - if (len == 0 || numstr[0] == '\0') - continue; - - gid_t gid; - char *endp; - if (__glibc_unlikely (numstr[len - 1] != '\0')) - { - char numstrbuf[len + 1]; - memcpy (numstrbuf, numstr, len); - numstrbuf[len] = '\0'; - gid = strtoul (numstrbuf, &endp, 10); - if (*endp) - continue; - } - else - { - gid = strtoul (numstr, &endp, 10); - if (*endp) - continue; - } - - if (gid == group) - continue; - - /* Insert this group. */ - if (*start == *size) - { - /* Need a bigger buffer. */ - long int newsize; - - if (limit > 0 && *size == limit) - /* We reached the maximum. */ - break; - - if (limit <= 0) - newsize = 2 * *size; - else - newsize = MIN (limit, 2 * *size); - - gid_t *newgroups = realloc (groups, newsize * sizeof (*groups)); - if (newgroups == NULL) - goto errout; - *groupsp = groups = newgroups; - *size = newsize; - } - - groups[*start] = gid; - *start += 1; - } - - nis_freeresult (result); - return NSS_STATUS_SUCCESS; -} |