PBKDF2 implemetation using NSS.

BUG=none
TEST=unit test

Review URL: http://codereview.chromium.org/1024001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@42247 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 27 insertions, 0 deletions

diff --git a/base/crypto/symmetric_key_nss.cc b/base/crypto/symmetric_key_nss.cc
new file mode 100644
index 0000000..2c6c1ac
--- /dev/null
+++ b/base/crypto/symmetric_key_nss.cc
@@ -0,0 +1,27 @@
+// Copyright (c) 2010 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 "base/crypto/symmetric_key.h"
+
+#include <nss.h>
+#include <pk11pub.h>
+
+#include "base/logging.h"
+
+namespace base {
+
+bool SymmetricKey::GetRawKey(std::string* raw_key) {
+  SECStatus rv = PK11_ExtractKeyValue(key_.get());
+  if (SECSuccess != rv)
+    return false;
+
+  SECItem* key_item = PK11_GetKeyData(key_.get());
+  if (!key_item)
+    return false;
+
+  raw_key->assign(reinterpret_cast<char*>(key_item->data), key_item->len);
+  return true;
+}
+
+}  // namespace base