Add TLS-SRP (RFC 5054) support

net/base/tls_client_login_cache.cc

Index: net/base/tls_client_login_cache.cc
diff --git a/net/base/tls_client_login_cache.cc b/net/base/tls_client_login_cache.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2412fb3c20ff6dfac590e8a99d4e3234ce700f7e
--- /dev/null
+++ b/net/base/tls_client_login_cache.cc
@@ -0,0 +1,39 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/base/tls_client_login_cache.h"
+
+#include "base/logging.h"
+
+namespace net {
+
+TLSClientLoginCache::TLSClientLoginCache() {}
+
+TLSClientLoginCache::~TLSClientLoginCache() {}
+
+bool TLSClientLoginCache::Lookup(
+    const std::string& server,
+    scoped_refptr<AuthData>* tls_auth_data) {
+  DCHECK(tls_auth_data);
+
+  AuthCacheMap::iterator iter = cache_.find(server);
+  if (iter == cache_.end())
+    return false;
+
+  *tls_auth_data = iter->second;
+  return true;
+}
+
+void TLSClientLoginCache::Add(const std::string& server,
+                              AuthData* tls_auth_data) {
+  cache_[server] = tls_auth_data;
+
+  // TODO(wtc): enforce a maximum number of entries.
+}
+
+void TLSClientLoginCache::Remove(const std::string& server) {
+  cache_.erase(server);
+}
+
+}  // namespace net