| /* |
| * Copyright CEA/DAM/DIF (2008) |
| * contributeur : Philippe DENIEL philippe.deniel@cea.fr |
| * Thomas LEIBOVICI thomas.leibovici@cea.fr |
| * |
| * |
| * This program 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 3 of |
| * the License, or (at your option) any later version. |
| * |
| * This program 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 this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301 USA |
| * |
| * --------------------------------------- |
| */ |
| |
| /** |
| * @defgroup idmapper ID Mapper |
| * |
| * The ID Mapper module provides mapping between numerical user and |
| * group IDs and NFSv4 style owner and group strings. |
| * |
| * @{ |
| */ |
| |
| /** |
| * @file idmapper.c |
| * @brief Id mapping functions |
| */ |
| |
| #ifndef UID2GRP_H |
| #define UID2GRP_H |
| #include <stdbool.h> |
| #include <stdint.h> |
| #include <pthread.h> |
| #include "gsh_rpc.h" |
| #include "gsh_types.h" |
| |
| /** |
| * @brief Shared between idmapper.c and uid2grp_cache.c. If you |
| * aren't in idmapper.c, leave these symbols alone. |
| * |
| * @{ |
| */ |
| typedef struct group_data { |
| uid_t uid; |
| struct gsh_buffdesc uname; |
| gid_t gid; |
| time_t epoch; |
| int nbgroups; |
| unsigned int refcount; |
| pthread_mutex_t lock; |
| gid_t *groups; |
| } group_data_t; |
| |
| extern pthread_rwlock_t uid2grp_user_lock; |
| |
| void uid2grp_cache_init(void); |
| |
| void uid2grp_add_user(struct group_data *); |
| bool uid2grp_lookup_by_uname(const struct gsh_buffdesc *, uid_t *, |
| struct group_data **); |
| bool uid2grp_lookup_by_uid(const uid_t, struct group_data **); |
| |
| void uid2grp_remove_by_uname(const struct gsh_buffdesc *); |
| void uid2grp_remove_by_uid(const uid_t); |
| |
| void uid2grp_clear_cache(void); |
| |
| bool uid2grp(uid_t uid, struct group_data **); |
| bool name2grp(const struct gsh_buffdesc *name, struct group_data **gdata); |
| void uid2grp_unref(struct group_data *gdata); |
| void uid2grp_hold_group_data(struct group_data *); |
| void uid2grp_release_group_data(struct group_data *); |
| |
| #endif /* UID2GRP_H */ |
| /** @} */ |