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New debugging optionhs, updates to the manual.

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This commit is contained in:
Werner Koch 2005-06-07 19:09:18 +00:00
parent 941880a28b
commit 3370164182
23 changed files with 759 additions and 81 deletions
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36
agent/cache.c
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@ -42,6 +42,7 @@ struct cache_item_s {
int ttl; /* max. lifetime given in seconds, -1 one means infinite */
int lockcount;
struct secret_data_s *pw;
cache_mode_t cache_mode;
char key[1];
};
@ -78,6 +79,7 @@ new_data (const void *data, size_t length)
}
/* check whether there are items to expire */
static void
housekeeping (void)
@ -85,7 +87,7 @@ housekeeping (void)
ITEM r, rprev;
time_t current = gnupg_get_time ();
/* first expire the actual data */
/* First expire the actual data */
for (r=thecache; r; r = r->next)
{
if (!r->lockcount && r->pw
@ -100,7 +102,7 @@ housekeeping (void)
}
}
/* second, make sure that we also remove them based on the created stamp so
/* Second, make sure that we also remove them based on the created stamp so
that the user has to enter it from time to time. We do this every hour */
for (r=thecache; r; r = r->next)
{
@ -115,7 +117,7 @@ housekeeping (void)
}
}
/* third, make sure that we don't have too many items in the list.
/* Third, make sure that we don't have too many items in the list.
Expire old and unused entries after 30 minutes */
for (rprev=NULL, r=thecache; r; )
{
@ -186,19 +188,27 @@ agent_flush_cache (void)
with a maximum lifetime of TTL seconds. If there is already data
under this key, it will be replaced. Using a DATA of NULL deletes
the entry. A TTL of 0 is replaced by the default TTL and a TTL of
-1 set infinite timeout. */
-1 set infinite timeout. CACHE_MODE is stored with the cache entry
and used t select different timeouts. */
int
agent_put_cache (const char *key, const char *data, int ttl)
agent_put_cache (const char *key, cache_mode_t cache_mode,
const char *data, int ttl)
{
ITEM r;
if (DBG_CACHE)
log_debug ("agent_put_cache `%s' requested ttl=%d\n", key, ttl);
log_debug ("agent_put_cache `%s' requested ttl=%d mode=%d\n",
key, ttl, cache_mode);
housekeeping ();
if (!ttl)
ttl = opt.def_cache_ttl;
if (!ttl)
{
if (cache_mode == CACHE_MODE_SSH)
ttl = opt.def_cache_ttl_ssh;
else
ttl = opt.def_cache_ttl;
}
if (!ttl || cache_mode == CACHE_MODE_IGNORE)
return 0;
for (r=thecache; r; r = r->next)
@ -217,6 +227,7 @@ agent_put_cache (const char *key, const char *data, int ttl)
{
r->created = r->accessed = gnupg_get_time ();
r->ttl = ttl;
r->cache_mode = cache_mode;
r->pw = new_data (data, strlen (data)+1);
if (!r->pw)
log_error ("out of core while allocating new cache item\n");
@ -232,6 +243,7 @@ agent_put_cache (const char *key, const char *data, int ttl)
strcpy (r->key, key);
r->created = r->accessed = gnupg_get_time ();
r->ttl = ttl;
r->cache_mode = cache_mode;
r->pw = new_data (data, strlen (data)+1);
if (!r->pw)
{
@ -249,12 +261,16 @@ agent_put_cache (const char *key, const char *data, int ttl)
}
/* Try to find an item in the cache */
/* Try to find an item in the cache. Note that we currently don't
make use of CACHE_MODE. */
const char *
agent_get_cache (const char *key, void **cache_id)
agent_get_cache (const char *key, cache_mode_t cache_mode, void **cache_id)
{
ITEM r;
if (cache_mode == CACHE_MODE_IGNORE)
return NULL;
if (DBG_CACHE)
log_debug ("agent_get_cache `%s'...\n", key);
housekeeping ();