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49 lines
1.8 KiB
C
49 lines
1.8 KiB
C
/*
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* Copyright (c) 2014
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* Canonical, Ltd. (All rights reserved)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, contact Novell, Inc. or Canonical
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* Ltd.
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*/
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#ifndef __AA_POLICY_CACHE_H
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#define __AA_POLICY_CACHE_H
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extern struct timespec cache_tstamp, mru_policy_tstamp;
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/* returns true if time is more recent than mru_tstamp */
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#define tstamp_cmp(a, b) \
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(((a).tv_sec == (b).tv_sec) ? \
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((a).tv_nsec - (b).tv_nsec) : \
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((a).tv_sec - (b).tv_sec))
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#define tstamp_is_null(a) ((a).tv_sec == 0 && (a).tv_nsec == 0)
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extern int show_cache;
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extern int skip_cache;
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extern int skip_read_cache;
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extern int write_cache;
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extern int cond_clear_cache; /* only applies if write is set */
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extern int force_clear_cache; /* force clearing regargless of state */
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extern int create_cache_dir; /* create the cache dir if missing? */
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extern int mru_skip_cache;
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void set_cache_tstamp(struct timespec t);
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void update_mru_tstamp(FILE *file, const char *path);
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bool valid_cached_file_version(const char *cachename);
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char *cache_filename(aa_policy_cache *pc, int dir, const char *basename);
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void valid_read_cache(const char *cachename);
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int cache_hit(const char *cachename);
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int setup_cache_tmp(const char **cachetmpname, const char *cachename);
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void install_cache(const char *cachetmpname, const char *cachename);
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#endif /* __AA_POLICY_CACHE_H */
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