From fca6c1a831393e173706a5b5c798c35dc5f7d3e6 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <matthias@gamezock.de>
Date: Thu, 3 Sep 2009 20:16:23 +0200
Subject: Thread-Sicherheit verbessert

---
 src/Common/AuthManager.cpp | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

(limited to 'src/Common/AuthManager.cpp')

diff --git a/src/Common/AuthManager.cpp b/src/Common/AuthManager.cpp
index c4cace7..38ac9e3 100644
--- a/src/Common/AuthManager.cpp
+++ b/src/Common/AuthManager.cpp
@@ -77,16 +77,20 @@ std::vector<std::string> AuthManager::getSubMethods(const std::string &method) t
 
 boost::shared_ptr<AuthContext> AuthManager::authenticate(const std::string &method, const std::string &subMethod, const std::string &user,
     const std::vector<boost::uint8_t> &data, std::vector<boost::uint8_t> &response, boost::shared_ptr<AuthContext> context) throw(Core::Exception) {
-  boost::lock_guard<boost::shared_mutex> lock(mutex);
+  std::map<std::string, boost::shared_ptr<AuthBackend> >::iterator backend;
 
-  response.clear();
+  {
+    boost::lock_guard<boost::shared_mutex> lock(mutex);
 
-  std::map<std::string, boost::shared_ptr<AuthBackend> >::iterator backend = backends.find(method);
-  if(backend == backends.end())
-    throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
+    response.clear();
 
-  if(!provider)
-    throw Core::Exception(Core::Exception::NOT_AVAILABLE);
+    backend = backends.find(method);
+    if(backend == backends.end())
+      throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
+
+    if(!provider)
+      throw Core::Exception(Core::Exception::NOT_AVAILABLE);
+  }
 
   return backend->second->authenticate(provider, subMethod, user, data, response, context);
 }
-- 
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