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agent: Also evict cached items via a timer.

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* agent/cache.c (agent_cache_housekeeping): New func.
* agent/gpg-agent.c (handle_tick): Call it.
--

This change mitigates the risk of having cached items in a post mortem
dump.

GnuPG-bug-id: 3829
Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2018-03-06 16:22:42 +01:00
parent bf43b39c05
commit f060cb5c63
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GPG key ID: E3FDFF218E45B72B
4 changed files with 28 additions and 1 deletions
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agent/agent.h
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@ -450,6 +450,7 @@ int agent_clear_passphrase (ctrl_t ctrl,
/*-- cache.c --*/
void initialize_module_cache (void);
void deinitialize_module_cache (void);
void agent_cache_housekeeping (void);
void agent_flush_cache (void);
int agent_put_cache (const char *key, cache_mode_t cache_mode,
const char *data, int ttl);