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Revert most of "Cleanup: Delete dead code."

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This reverts most of commit 2582f02a01cd56c56a4e6c9de4444a6ec937cc37.
The DNS cache flushing code needs to be called when routes change.

Change-Id: I5b04121bc428cc6a2e136b6c3269c395bfb4981f
bug:16549455
This commit is contained in:
Paul Jensen 2014-08-06 17:34:22 +00:00
parent 61833de613
commit 1544eae56e
2 changed files with 14 additions and 0 deletions
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3
libc/dns/include/resolv_netid.h
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@ -61,6 +61,9 @@ int android_getaddrinfofornet(const char *, const char *, const struct addrinfo
extern void _resolv_set_nameservers_for_net(unsigned netid, extern void _resolv_set_nameservers_for_net(unsigned netid,
const char** servers, int numservers, const char *domains) __used_in_netd; const char** servers, int numservers, const char *domains) __used_in_netd;
/* flush the cache associated with a certain network */
extern void _resolv_flush_cache_for_net(unsigned netid) __used_in_netd;
/* delete the cache associated with a certain network */ /* delete the cache associated with a certain network */
extern void _resolv_delete_cache_for_net(unsigned netid) __used_in_netd; extern void _resolv_delete_cache_for_net(unsigned netid) __used_in_netd;

11
libc/dns/resolv/res_cache.c
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@ -1831,6 +1831,17 @@ _get_res_cache_for_net_locked(unsigned netid)
return cache; return cache;
} }
void
_resolv_flush_cache_for_net(unsigned netid)
{
pthread_once(&_res_cache_once, _res_cache_init);
pthread_mutex_lock(&_res_cache_list_lock);
_flush_cache_for_net_locked(netid);
pthread_mutex_unlock(&_res_cache_list_lock);
}
static void static void
_flush_cache_for_net_locked(unsigned netid) _flush_cache_for_net_locked(unsigned netid)
{ {