113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
// Copyright (c) 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/ssl_host_state_delegate.h"
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#include "base/callback.h"
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#include "net/base/hash_value.h"
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using content::SSLHostStateDelegate;
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namespace internal {
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net::SHA256HashValue getChainFingerprint256(const net::X509Certificate& cert) {
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net::SHA256HashValue fingerprint =
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net::X509Certificate::CalculateChainFingerprint256(
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cert.os_cert_handle(), cert.GetIntermediateCertificates());
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return fingerprint;
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}
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CertPolicy::CertPolicy() {}
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CertPolicy::~CertPolicy() {}
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// For an allowance, we consider a given |cert| to be a match to a saved
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// allowed cert if the |error| is an exact match to or subset of the errors
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// in the saved CertStatus.
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bool CertPolicy::Check(const net::X509Certificate& cert,
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net::CertStatus error) const {
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net::SHA256HashValue fingerprint = getChainFingerprint256(cert);
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std::map<net::SHA256HashValue, net::CertStatus,
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net::SHA256HashValueLessThan>::const_iterator allowed_iter =
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allowed_.find(fingerprint);
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if ((allowed_iter != allowed_.end()) && (allowed_iter->second & error) &&
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((allowed_iter->second & error) == error)) {
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return true;
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}
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return false;
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}
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void CertPolicy::Allow(const net::X509Certificate& cert,
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net::CertStatus error) {
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// If this same cert had already been saved with a different error status,
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// this will replace it with the new error status.
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net::SHA256HashValue fingerprint = getChainFingerprint256(cert);
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allowed_[fingerprint] = error;
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}
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} // namespace internal
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CefSSLHostStateDelegate::CefSSLHostStateDelegate() {}
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CefSSLHostStateDelegate::~CefSSLHostStateDelegate() {}
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void CefSSLHostStateDelegate::HostRanInsecureContent(
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const std::string& host,
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int child_id,
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InsecureContentType content_type) {
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// Intentional no-op.
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}
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bool CefSSLHostStateDelegate::DidHostRunInsecureContent(
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const std::string& host,
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int child_id,
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InsecureContentType content_type) const {
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// Intentional no-op.
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return false;
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}
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void CefSSLHostStateDelegate::AllowCert(const std::string& host,
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const net::X509Certificate& cert,
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net::CertStatus error) {
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cert_policy_for_host_[host].Allow(cert, error);
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}
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void CefSSLHostStateDelegate::Clear(
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const base::Callback<bool(const std::string&)>& host_filter) {
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if (host_filter.is_null()) {
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cert_policy_for_host_.clear();
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return;
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}
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for (auto it = cert_policy_for_host_.begin();
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it != cert_policy_for_host_.end();) {
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auto next_it = std::next(it);
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if (host_filter.Run(it->first))
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cert_policy_for_host_.erase(it);
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it = next_it;
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}
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}
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SSLHostStateDelegate::CertJudgment CefSSLHostStateDelegate::QueryPolicy(
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const std::string& host,
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const net::X509Certificate& cert,
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net::CertStatus error,
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bool* expired_previous_decision) {
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return cert_policy_for_host_[host].Check(cert, error)
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? SSLHostStateDelegate::ALLOWED
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: SSLHostStateDelegate::DENIED;
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}
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void CefSSLHostStateDelegate::RevokeUserAllowExceptions(
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const std::string& host) {
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cert_policy_for_host_.erase(host);
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}
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bool CefSSLHostStateDelegate::HasAllowException(const std::string& host) const {
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auto policy_iterator = cert_policy_for_host_.find(host);
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return policy_iterator != cert_policy_for_host_.end() &&
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policy_iterator->second.HasAllowException();
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}
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