From 3788f25eacbf4fcf20b04f1e74ea735b8b9b1396 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 15 Dec 2003 17:33:49 +0000
Subject: added a library-wide interface for doing dns cache pruning, and no
 longer make the pruning at each name lookup, only in Curl_done().

---
 lib/hostip.c | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

(limited to 'lib/hostip.c')

diff --git a/lib/hostip.c b/lib/hostip.c
index f2fa350d0..bc0db1925 100644
--- a/lib/hostip.c
+++ b/lib/hostip.c
@@ -195,6 +195,23 @@ hostcache_prune(curl_hash *hostcache, int cache_timeout, int now)
                                  hostcache_timestamp_remove);
 }
 
+void Curl_hostcache_prune(struct SessionHandle *data)
+{
+  time_t now;
+  if(data->share)
+    Curl_share_lock(data, CURL_LOCK_DATA_DNS, CURL_LOCK_ACCESS_SINGLE);
+
+  time(&now);
+
+  /* Remove outdated and unused entries from the hostcache */
+  hostcache_prune(data->hostcache,
+                  data->set.dns_cache_timeout,
+                  now);
+
+  if(data->share)
+    Curl_share_unlock(data, CURL_LOCK_DATA_DNS);
+}
+
 #ifdef HAVE_SIGSETJMP
 /* Beware this is a global and unique instance */
 sigjmp_buf curl_jmpenv;
@@ -249,12 +266,6 @@ cache_resolv_response(struct SessionHandle *data,
   dns->timestamp = now; /* used now */
   dns->inuse++;         /* mark entry as in-use */
 
-    
-  /* Remove outdated and unused entries from the hostcache */
-  hostcache_prune(data->hostcache, 
-                  data->set.dns_cache_timeout, 
-                  now);
-
   /* free the allocated entry_id again */
   free(entry_id);
 
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