blob: f3b7c37e5b49ab9f02978b155024ec0a57034d8d [file] [log] [blame]
// Copyright 2013 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 <string>
#include "base/compiler_specific.h"
#include "base/synchronization/waitable_event.h"
#include "chrome/browser/ui/crypto_module_password_dialog.h"
#include "crypto/nss_crypto_module_delegate.h"
#include "net/base/host_port_pair.h"
namespace content {
class ResourceContext;
// Delegate to handle unlocking a slot or indicating which slot to store a key
// in. When passing to NSS functions which take a wincx argument, use the value
// returned from the wincx() method.
class ChromeNSSCryptoModuleDelegate
: public crypto::NSSCryptoModuleDelegate {
// Create a ChromeNSSCryptoModuleDelegate. |reason| is used to select what
// string to show the user, |server| is displayed to indicate which connection
// is causing the dialog to appear.
ChromeNSSCryptoModuleDelegate(chrome::CryptoModulePasswordReason reason,
const net::HostPortPair& server);
virtual ~ChromeNSSCryptoModuleDelegate();
// Must be called on IO thread. Returns true if the delegate is ready for use.
// Otherwise, if |initialization_complete_callback| is non-null, the
// initialization will proceed asynchronously and the callback will be run
// once the delegate is ready to use. In that case, the caller must ensure the
// delegate remains alive until the callback is run.
bool InitializeSlot(content::ResourceContext* context,
const base::Closure& initialization_complete_callback)
// crypto::NSSCryptoModuleDelegate implementation.
virtual crypto::ScopedPK11Slot RequestSlot() OVERRIDE;
// crypto::CryptoModuleBlockingPasswordDelegate implementation.
virtual std::string RequestPassword(const std::string& slot_name,
bool retry,
bool* cancelled) OVERRIDE;
void ShowDialog(const std::string& slot_name, bool retry);
void GotPassword(const std::string& password);
void DidGetSlot(const base::Closure& callback, crypto::ScopedPK11Slot slot);
// Parameters displayed in the dialog.
const chrome::CryptoModulePasswordReason reason_;
net::HostPortPair server_;
// Event to block worker thread while waiting for dialog on UI thread.
base::WaitableEvent event_;
// Stores the results from the dialog for access on worker thread.
std::string password_;
bool cancelled_;
// The slot which will be returned by RequestSlot.
crypto::ScopedPK11Slot slot_;
// Create a delegate which only handles unlocking slots.
chrome::CryptoModulePasswordReason reason,
const net::HostPortPair& server);