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      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "net/base/keygen_handler.h"
      6 
      7 #include "base/logging.h"
      8 #include "crypto/crypto_module_blocking_password_delegate.h"
      9 #include "crypto/nss_util.h"
     10 #include "crypto/nss_util_internal.h"
     11 #include "crypto/scoped_nss_types.h"
     12 #include "net/third_party/mozilla_security_manager/nsKeygenHandler.h"
     13 
     14 // PSM = Mozilla's Personal Security Manager.
     15 namespace psm = mozilla_security_manager;
     16 
     17 namespace net {
     18 
     19 std::string KeygenHandler::GenKeyAndSignChallenge() {
     20   // Ensure NSS is initialized.
     21   crypto::EnsureNSSInit();
     22 
     23   // TODO(mattm): allow choosing which slot to generate and store the key.
     24   crypto::ScopedPK11Slot slot(crypto::GetPrivateNSSKeySlot());
     25   if (!slot.get()) {
     26     LOG(ERROR) << "Couldn't get private key slot from NSS!";
     27     return std::string();
     28   }
     29 
     30   // Authenticate to the token.
     31   if (SECSuccess != PK11_Authenticate(slot.get(), PR_TRUE,
     32                                       crypto_module_password_delegate_.get())) {
     33     LOG(ERROR) << "Couldn't authenticate to private key slot!";
     34     return std::string();
     35   }
     36 
     37   return psm::GenKeyAndSignChallenge(key_size_in_bits_, challenge_, url_,
     38                                      slot.get(), stores_key_);
     39 }
     40 
     41 void KeygenHandler::set_crypto_module_password_delegate(
     42     crypto::CryptoModuleBlockingPasswordDelegate* delegate) {
     43   crypto_module_password_delegate_.reset(delegate);
     44 }
     45 
     46 }  // namespace net
     47