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// Copyright (c) 2012 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 "chrome/browser/certificate_manager_model.h"
#include "base/bind.h"
#include "base/i18n/time_formatting.h"
#include "base/logging.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/ui/crypto_module_password_dialog.h"
#include "chrome/common/net/x509_certificate_model.h"
#include "net/base/crypto_module.h"
#include "net/base/net_errors.h"
#include "net/cert/x509_certificate.h"
#if defined(OS_CHROMEOS)
#include <cert.h>
#include "crypto/nss_util.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
#endif
CertificateManagerModel::CertificateManagerModel(Observer* observer)
: cert_db_(net::NSSCertDatabase::GetInstance()),
observer_(observer) {
}
CertificateManagerModel::~CertificateManagerModel() {
}
void CertificateManagerModel::Refresh() {
VLOG(1) << "refresh started";
net::CryptoModuleList modules;
cert_db_->ListModules(&modules, false);
VLOG(1) << "refresh waiting for unlocking...";
chrome::UnlockSlotsIfNecessary(
modules,
chrome::kCryptoModulePasswordListCerts,
std::string(), // unused.
base::Bind(&CertificateManagerModel::RefreshSlotsUnlocked,
base::Unretained(this)));
}
void CertificateManagerModel::RefreshSlotsUnlocked() {
VLOG(1) << "refresh listing certs...";
cert_db_->ListCerts(&cert_list_);
observer_->CertificatesRefreshed();
VLOG(1) << "refresh finished";
}
void CertificateManagerModel::FilterAndBuildOrgGroupingMap(
net::CertType filter_type,
CertificateManagerModel::OrgGroupingMap* map) const {
for (net::CertificateList::const_iterator i = cert_list_.begin();
i != cert_list_.end(); ++i) {
net::X509Certificate* cert = i->get();
net::CertType type =
x509_certificate_model::GetType(cert->os_cert_handle());
if (type != filter_type)
continue;
std::string org;
if (!cert->subject().organization_names.empty())
org = cert->subject().organization_names[0];
if (org.empty())
org = cert->subject().GetDisplayName();
(*map)[org].push_back(cert);
}
}
string16 CertificateManagerModel::GetColumnText(
const net::X509Certificate& cert,
Column column) const {
string16 rv;
switch (column) {
case COL_SUBJECT_NAME:
rv = UTF8ToUTF16(
x509_certificate_model::GetCertNameOrNickname(cert.os_cert_handle()));
#if defined(OS_CHROMEOS)
// TODO(xiyuan): Put this into a column when we have js tree-table.
if (IsHardwareBacked(&cert)) {
rv = l10n_util::GetStringFUTF16(
IDS_CERT_MANAGER_HARDWARE_BACKED_KEY_FORMAT,
rv,
l10n_util::GetStringUTF16(IDS_CERT_MANAGER_HARDWARE_BACKED));
}
#endif
break;
case COL_CERTIFICATE_STORE:
rv = UTF8ToUTF16(
x509_certificate_model::GetTokenName(cert.os_cert_handle()));
break;
case COL_SERIAL_NUMBER:
rv = ASCIIToUTF16(x509_certificate_model::GetSerialNumberHexified(
cert.os_cert_handle(), std::string()));
break;
case COL_EXPIRES_ON:
if (!cert.valid_expiry().is_null())
rv = base::TimeFormatShortDateNumeric(cert.valid_expiry());
break;
default:
NOTREACHED();
}
return rv;
}
int CertificateManagerModel::ImportFromPKCS12(net::CryptoModule* module,
const std::string& data,
const string16& password,
bool is_extractable) {
int result = cert_db_->ImportFromPKCS12(module, data, password,
is_extractable, NULL);
if (result == net::OK)
Refresh();
return result;
}
bool CertificateManagerModel::ImportCACerts(
const net::CertificateList& certificates,
net::NSSCertDatabase::TrustBits trust_bits,
net::NSSCertDatabase::ImportCertFailureList* not_imported) {
bool result = cert_db_->ImportCACerts(certificates, trust_bits, not_imported);
if (result && not_imported->size() != certificates.size())
Refresh();
return result;
}
bool CertificateManagerModel::ImportServerCert(
const net::CertificateList& certificates,
net::NSSCertDatabase::TrustBits trust_bits,
net::NSSCertDatabase::ImportCertFailureList* not_imported) {
bool result = cert_db_->ImportServerCert(certificates, trust_bits,
not_imported);
if (result && not_imported->size() != certificates.size())
Refresh();
return result;
}
bool CertificateManagerModel::SetCertTrust(
const net::X509Certificate* cert,
net::CertType type,
net::NSSCertDatabase::TrustBits trust_bits) {
return cert_db_->SetCertTrust(cert, type, trust_bits);
}
bool CertificateManagerModel::Delete(net::X509Certificate* cert) {
bool result = cert_db_->DeleteCertAndKey(cert);
if (result)
Refresh();
return result;
}
bool CertificateManagerModel::IsHardwareBacked(
const net::X509Certificate* cert) const {
#if defined(OS_CHROMEOS)
return crypto::IsTPMTokenReady() &&
cert->os_cert_handle()->slot ==
cert_db_->GetPrivateModule()->os_module_handle();
#else
return false;
#endif
}
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