auth: Use arc4random(void *, size) in TSIG generation

Signed-off-by: Otto Moerbeek <otto.moerbeek@open-xchange.com>

diff --git a/pdns/tsigutils.cc b/pdns/tsigutils.cc
index e81386bd8ff119d97c2dc3339cfb16b4d21d1197..08378abac8d45c860fe98805303c906817566915 100644 (file)
--- a/pdns/tsigutils.cc
+++ b/pdns/tsigutils.cc
@@ -50,10 +50,6 @@ std::string makeTSIGKey(const DNSName& algorithm) {
   tmpkey.resize(klen);
 
   // Fill out the key
-  for (size_t i = 0; i < klen; i += sizeof(uint32_t)) {
-    uint32_t t = dns_random_uint32();
-    memcpy(&tmpkey.at(i), &t, sizeof(uint32_t));
-  }
-
+  dns_random(tmpkey.data(), klen);
   return Base64Encode(tmpkey);
 }