1 /* 2 * Unix SMB/CIFS implementation. 3 * 4 * Generic, persistent and shared between processes cache mechanism for use 5 * by various parts of the Samba code 6 * 7 * Copyright (C) Rafal Szczesniak 2002 8 * Copyright (C) Volker Lendecke 2009 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 3 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program. If not, see <http://www.gnu.org/licenses/>. 22 */ 23 24 #ifndef __LIB_GENCACHE_H__ 25 #define __LIB_GENCACHE_H__ 26 27 #include "replace.h" 28 #include "system/time.h" 29 #include "lib/util/data_blob.h" 30 31 bool gencache_set(const char *keystr, const char *value, time_t timeout); 32 bool gencache_del(const char *keystr); 33 bool gencache_get(const char *keystr, TALLOC_CTX *mem_ctx, char **value, 34 time_t *ptimeout); 35 36 /* 37 * This might look like overkill, but namemap_cache.c shows it's 38 * necessary :-) 39 */ 40 struct gencache_timeout; 41 bool gencache_timeout_expired(const struct gencache_timeout *t); 42 43 bool gencache_parse(const char *keystr, 44 void (*parser)(const struct gencache_timeout *timeout, 45 DATA_BLOB blob, 46 void *private_data), 47 void *private_data); 48 bool gencache_get_data_blob(const char *keystr, TALLOC_CTX *mem_ctx, 49 DATA_BLOB *blob, 50 time_t *timeout, bool *was_expired); 51 bool gencache_set_data_blob(const char *keystr, DATA_BLOB blob, 52 time_t timeout); 53 void gencache_iterate_blobs(void (*fn)(const char *key, DATA_BLOB value, 54 time_t timeout, void *private_data), 55 void *private_data, const char *pattern); 56 void gencache_iterate(void (*fn)(const char* key, const char *value, 57 time_t timeout, void* dptr), 58 void* data, const char* keystr_pattern); 59 60 #endif 61