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-rw-r--r--lib/easy.c1
-rw-r--r--lib/hostip.c34
-rw-r--r--lib/multi.c12
-rw-r--r--lib/setopt.c6
-rw-r--r--lib/urldata.h2
5 files changed, 2 insertions, 53 deletions
diff --git a/lib/easy.c b/lib/easy.c
index ae6176f25..39482469c 100644
--- a/lib/easy.c
+++ b/lib/easy.c
@@ -265,7 +265,6 @@ void curl_global_cleanup(void)
if(--initialized)
return;
- Curl_global_host_cache_dtor();
Curl_ssl_cleanup();
Curl_resolver_global_cleanup();
diff --git a/lib/hostip.c b/lib/hostip.c
index 7909141c1..365d3c661 100644
--- a/lib/hostip.c
+++ b/lib/hostip.c
@@ -114,43 +114,9 @@
* CURLRES_* defines based on the config*.h and curl_setup.h defines.
*/
-/* These two symbols are for the global DNS cache */
-static struct curl_hash hostname_cache;
-static int host_cache_initialized;
-
static void freednsentry(void *freethis);
/*
- * Curl_global_host_cache_init() initializes and sets up a global DNS cache.
- * Global DNS cache is general badness. Do not use. This will be removed in
- * a future version. Use the share interface instead!
- *
- * Returns a struct curl_hash pointer on success, NULL on failure.
- */
-struct curl_hash *Curl_global_host_cache_init(void)
-{
- int rc = 0;
- if(!host_cache_initialized) {
- rc = Curl_hash_init(&hostname_cache, 7, Curl_hash_str,
- Curl_str_key_compare, freednsentry);
- if(!rc)
- host_cache_initialized = 1;
- }
- return rc?NULL:&hostname_cache;
-}
-
-/*
- * Destroy and cleanup the global DNS cache
- */
-void Curl_global_host_cache_dtor(void)
-{
- if(host_cache_initialized) {
- Curl_hash_destroy(&hostname_cache);
- host_cache_initialized = 0;
- }
-}
-
-/*
* Return # of addresses in a Curl_addrinfo struct
*/
int Curl_num_addresses(const Curl_addrinfo *addr)
diff --git a/lib/multi.c b/lib/multi.c
index 500c24229..2ebc56255 100644
--- a/lib/multi.c
+++ b/lib/multi.c
@@ -402,19 +402,9 @@ CURLMcode curl_multi_add_handle(struct Curl_multi *multi,
/* set the easy handle */
multistate(data, CURLM_STATE_INIT);
- if((data->set.global_dns_cache) &&
- (data->dns.hostcachetype != HCACHE_GLOBAL)) {
- /* global dns cache was requested but still isn't */
- struct curl_hash *global = Curl_global_host_cache_init();
- if(global) {
- /* only do this if the global cache init works */
- data->dns.hostcache = global;
- data->dns.hostcachetype = HCACHE_GLOBAL;
- }
- }
/* for multi interface connections, we share DNS cache automatically if the
easy handle's one is currently not set. */
- else if(!data->dns.hostcache ||
+ if(!data->dns.hostcache ||
(data->dns.hostcachetype == HCACHE_NONE)) {
data->dns.hostcache = &multi->hostcache;
data->dns.hostcachetype = HCACHE_MULTI;
diff --git a/lib/setopt.c b/lib/setopt.c
index b5f74a93d..6e596fa66 100644
--- a/lib/setopt.c
+++ b/lib/setopt.c
@@ -128,11 +128,7 @@ static CURLcode vsetopt(struct Curl_easy *data, CURLoption option,
data->set.dns_cache_timeout = arg;
break;
case CURLOPT_DNS_USE_GLOBAL_CACHE:
-#if 0 /* deprecated */
- /* remember we want this enabled */
- arg = va_arg(param, long);
- data->set.global_dns_cache = (0 != arg) ? TRUE : FALSE;
-#endif
+ /* deprecated */
break;
case CURLOPT_SSL_CIPHER_LIST:
/* set a list of cipher we want to use in the SSL connection */
diff --git a/lib/urldata.h b/lib/urldata.h
index 6558112d3..22a8e6dda 100644
--- a/lib/urldata.h
+++ b/lib/urldata.h
@@ -1691,7 +1691,6 @@ struct UserDefined {
bit ftp_use_pret:1; /* if PRET is to be used before PASV or not */
bit no_signal:1; /* do not use any signal/alarm handler */
- bit global_dns_cache:1; /* subject for future removal */
bit tcp_nodelay:1; /* whether to enable TCP_NODELAY or not */
bit ignorecl:1; /* ignore content length */
bit ftp_skip_ip:1; /* skip the IP address the FTP server passes on to
@@ -1732,7 +1731,6 @@ struct Names {
struct curl_hash *hostcache;
enum {
HCACHE_NONE, /* not pointing to anything */
- HCACHE_GLOBAL, /* points to the (shrug) global one */
HCACHE_MULTI, /* points to a shared one in the multi handle */
HCACHE_SHARED /* points to a shared one in a shared object */
} hostcachetype;