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aw_ssl_host_state_delegate.cc
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aw_ssl_host_state_delegate.cc
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// Copyright (c) 2014 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 "android_webview/browser/aw_ssl_host_state_delegate.h"
#include "base/callback.h"
#include "net/base/hash_value.h"
using content::SSLHostStateDelegate;
namespace android_webview {
namespace internal {
CertPolicy::CertPolicy() {
}
CertPolicy::~CertPolicy() {
}
// For an allowance, we consider a given |cert| to be a match to a saved
// allowed cert if the |error| is an exact match to or subset of the errors
// in the saved CertStatus.
bool CertPolicy::Check(const net::X509Certificate& cert, int error) const {
net::SHA256HashValue fingerprint = cert.CalculateChainFingerprint256();
auto allowed_iter = allowed_.find(fingerprint);
if ((allowed_iter != allowed_.end()) && (allowed_iter->second & error) &&
((allowed_iter->second & error) == error)) {
return true;
}
return false;
}
void CertPolicy::Allow(const net::X509Certificate& cert, int error) {
// If this same cert had already been saved with a different error status,
// this will replace it with the new error status.
net::SHA256HashValue fingerprint = cert.CalculateChainFingerprint256();
allowed_[fingerprint] = error;
}
} // namespace internal
AwSSLHostStateDelegate::AwSSLHostStateDelegate() {
}
AwSSLHostStateDelegate::~AwSSLHostStateDelegate() {
}
void AwSSLHostStateDelegate::HostRanInsecureContent(
const std::string& host,
int child_id,
InsecureContentType content_type) {
// Intentional no-op for Android WebView.
}
bool AwSSLHostStateDelegate::DidHostRunInsecureContent(
const std::string& host,
int child_id,
InsecureContentType content_type) {
// Intentional no-op for Android WebView.
return false;
}
void AwSSLHostStateDelegate::AllowCert(const std::string& host,
const net::X509Certificate& cert,
int error,
content::WebContents* web_contents) {
cert_policy_for_host_[host].Allow(cert, error);
}
void AwSSLHostStateDelegate::Clear(
base::RepeatingCallback<bool(const std::string&)> host_filter) {
if (!host_filter) {
cert_policy_for_host_.clear();
return;
}
for (auto it = cert_policy_for_host_.begin();
it != cert_policy_for_host_.end();) {
auto next_it = std::next(it);
if (host_filter.Run(it->first))
cert_policy_for_host_.erase(it);
it = next_it;
}
}
SSLHostStateDelegate::CertJudgment AwSSLHostStateDelegate::QueryPolicy(
const std::string& host,
const net::X509Certificate& cert,
int error,
content::WebContents* web_contents) {
return cert_policy_for_host_[host].Check(cert, error)
? SSLHostStateDelegate::ALLOWED
: SSLHostStateDelegate::DENIED;
}
void AwSSLHostStateDelegate::RevokeUserAllowExceptions(
const std::string& host) {
cert_policy_for_host_.erase(host);
}
bool AwSSLHostStateDelegate::HasAllowException(
const std::string& host,
content::WebContents* web_contents) {
auto policy_iterator = cert_policy_for_host_.find(host);
return policy_iterator != cert_policy_for_host_.end() &&
policy_iterator->second.HasAllowException();
}
} // namespace android_webview