blob: 1da47472fb4b38f3fed193c2e519d409fdfbfd40 [file] [log] [blame]
// 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 "net/base/hash_value.h"
using content::SSLHostStateDelegate;
namespace android_webview {
namespace internal {
net::SHA256HashValue getChainFingerprint256(const net::X509Certificate& cert) {
net::SHA256HashValue fingerprint =
net::X509Certificate::CalculateChainFingerprint256(
cert.os_cert_handle(), cert.GetIntermediateCertificates());
return fingerprint;
}
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,
net::CertStatus error) const {
net::SHA256HashValue fingerprint = getChainFingerprint256(cert);
std::map<net::SHA256HashValue, net::CertStatus,
net::SHA256HashValueLessThan>::const_iterator 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,
net::CertStatus 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 = getChainFingerprint256(cert);
allowed_[fingerprint] = error;
}
} // namespace internal
AwSSLHostStateDelegate::AwSSLHostStateDelegate() {
}
AwSSLHostStateDelegate::~AwSSLHostStateDelegate() {
}
void AwSSLHostStateDelegate::HostRanInsecureContent(const std::string& host,
int pid) {
// Intentional no-op for Android WebView.
}
bool AwSSLHostStateDelegate::DidHostRunInsecureContent(const std::string& host,
int pid) const {
// Intentional no-op for Android WebView.
return false;
}
void AwSSLHostStateDelegate::AllowCert(const std::string& host,
const net::X509Certificate& cert,
net::CertStatus error) {
cert_policy_for_host_[host].Allow(cert, error);
}
void AwSSLHostStateDelegate::Clear() {
cert_policy_for_host_.clear();
}
SSLHostStateDelegate::CertJudgment AwSSLHostStateDelegate::QueryPolicy(
const std::string& host,
const net::X509Certificate& cert,
net::CertStatus error,
bool* expired_previous_decision) {
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) const {
auto policy_iterator = cert_policy_for_host_.find(host);
return policy_iterator != cert_policy_for_host_.end() &&
policy_iterator->second.HasAllowException();
}
} // namespace android_webview