diff options
Diffstat (limited to 'services/cache/dns.c')
| -rw-r--r-- | services/cache/dns.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/services/cache/dns.c b/services/cache/dns.c index f2a04a227cb9..c663b8e8b9a2 100644 --- a/services/cache/dns.c +++ b/services/cache/dns.c @@ -795,3 +795,22 @@ dns_cache_store(struct module_env* env, struct query_info* msgqinf, } return 1; } + +int +dns_cache_prefetch_adjust(struct module_env* env, struct query_info* qinfo, + time_t adjust) +{ + struct msgreply_entry* msg; + msg = msg_cache_lookup(env, qinfo->qname, qinfo->qname_len, + qinfo->qtype, qinfo->qclass, *env->now, 1); + if(msg) { + struct reply_info* rep = (struct reply_info*)msg->entry.data; + if(rep) { + rep->prefetch_ttl += adjust; + lock_rw_unlock(&msg->entry.lock); + return 1; + } + lock_rw_unlock(&msg->entry.lock); + } + return 0; +} |