nsssrv_nc.h revision 1c48b5a62f73234ed26bb20f0ab345ab61cda0ab
/*
SSSD
NSS Responder
Copyright (C) Simo Sorce <ssorce@redhat.com> 2008
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NSS_NEG_CACHE_H_
#define _NSS_NEG_CACHE_H_
struct nss_nc_ctx;
/* init the in memory negative cache */
int nss_ncache_init(TALLOC_CTX *memctx, struct nss_nc_ctx **_ctx);
/* check if the user is expired according to the passed in time to live */
int nss_ncache_check_user(struct nss_nc_ctx *ctx, int ttl,
const char *domain, const char *name);
int nss_ncache_check_group(struct nss_nc_ctx *ctx, int ttl,
const char *domain, const char *name);
int nss_ncache_check_uid(struct nss_nc_ctx *ctx, int ttl, uid_t uid);
int nss_ncache_check_gid(struct nss_nc_ctx *ctx, int ttl, gid_t gid);
/* add a new neg-cache entry setting the timestamp to "now" unless
* "permanent" is set to true, in which case the timestamps is set to 0
* and the negative cache never expires (used to permanently filter out
* users and groups) */
int nss_ncache_set_user(struct nss_nc_ctx *ctx, bool permanent,
const char *domain, const char *name);
int nss_ncache_set_group(struct nss_nc_ctx *ctx, bool permanent,
const char *domain, const char *name);
int nss_ncache_set_uid(struct nss_nc_ctx *ctx, bool permanent, uid_t uid);
int nss_ncache_set_gid(struct nss_nc_ctx *ctx, bool permanent, gid_t gid);
int nss_ncache_reset_permament(struct nss_nc_ctx *ctx);
#endif /* _NSS_NEG_CACHE_H_ */