void smtpd_resolve_init(int cache_size)
{
/*
* Sanity check.
*/
if (smtpd_resolve_cache)
msg_panic("smtpd_resolve_init: multiple initialization");
/*
* Initialize the resolved address cache. Note: the cache persists across
* SMTP sessions so we cannot make it dependent on session state.
*/
smtpd_resolve_cache = ctable_create(cache_size, resolve_pagein,
resolve_pageout, (void *) 0);
}
void smtpd_resolve_init(int cache_size)
{
/*
* Flush a pre-existing cache. The smtpd_check test program requires this
* after an address class change.
*/
if (smtpd_resolve_cache)
ctable_free(smtpd_resolve_cache);
/*
* Initialize the resolved address cache. Note: the cache persists across
* SMTP sessions so we cannot make it dependent on session state.
*/
smtpd_resolve_cache = ctable_create(cache_size, resolve_pagein,
resolve_pageout, (void *) 0);
}
int smtp_tls_policy_cache_query(DSN_BUF *why, SMTP_TLS_POLICY *tls,
SMTP_ITERATOR *iter)
{
VSTRING *key;
/*
* Create an empty TLS Policy cache on the fly.
*/
if (policy_cache == 0)
policy_cache =
ctable_create(CACHE_SIZE, policy_create, policy_delete, (void *) 0);
/*
* Query the TLS Policy cache, with a search key that reflects our shared
* values that also appear in other cache and table search keys.
*/
key = vstring_alloc(100);
smtp_key_prefix(key, ":", iter, SMTP_KEY_FLAG_NEXTHOP
| SMTP_KEY_FLAG_HOSTNAME
| SMTP_KEY_FLAG_PORT);
ctable_newcontext(policy_cache, (void *) iter);
*tls = *(SMTP_TLS_POLICY *) ctable_locate(policy_cache, STR(key));
vstring_free(key);
/*
* Report errors. Both error and non-error results are cached. We must
* therefore copy the cached DSN buffer content to the caller's buffer.
*/
if (tls->level == TLS_LEV_INVALID) {
/* XXX Simplify this by implementing a "copy" primitive. */
dsb_update(why,
STR(tls->why->status), STR(tls->why->action),
STR(tls->why->mtype), STR(tls->why->mname),
STR(tls->why->dtype), STR(tls->why->dtext),
"%s", STR(tls->why->reason));
return (0);
} else {
return (1);
}
}