Introduce the ability to require CT for specific hosts

net/cert/cert_status_flags.h

 // 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.
 
 #ifndef NET_CERT_CERT_STATUS_FLAGS_H_
 #define NET_CERT_CERT_STATUS_FLAGS_H_
 
 #include <stdint.h>
 
 #include "net/base/net_export.h"
 
 namespace net {
 
 // Bitmask of status flags of a certificate, representing any errors, as well as
 // other non-error status information such as whether the certificate is EV.
 typedef uint32_t CertStatus;
 
 // NOTE: Because these names have appeared in bug reports, we preserve them as
 // MACRO_STYLE for continuity, instead of renaming them to kConstantStyle as
 // befits most static consts.
 #define CERT_STATUS_FLAG(label, value) \
     CertStatus static const CERT_STATUS_##label = value;
 #include "net/cert/cert_status_flags_list.h"
 #undef CERT_STATUS_FLAG
 
-static const CertStatus CERT_STATUS_ALL_ERRORS = 0xFFFF;
+static const CertStatus CERT_STATUS_ALL_ERRORS = 0xFF00FFFF;
 
 // Returns true if the specified cert status has an error set.
 static inline bool IsCertStatusError(CertStatus status) {
   return (CERT_STATUS_ALL_ERRORS & status) != 0;
 }
 
 // IsCertStatusMinorError returns true iff |cert_status| indicates a condition
 // that should typically be ignored by automated requests. (i.e. a revocation
 // check failure.)
 NET_EXPORT bool IsCertStatusMinorError(CertStatus cert_status);
 
 // Maps a network error code to the equivalent certificate status flag.  If
 // the error code is not a certificate error, it is mapped to 0.
 NET_EXPORT CertStatus MapNetErrorToCertStatus(int error);
 
 // Maps the most serious certificate error in the certificate status flags
 // to the equivalent network error code.
 NET_EXPORT int MapCertStatusToNetError(CertStatus cert_status);
 
 }  // namespace net
 
 #endif  // NET_CERT_CERT_STATUS_FLAGS_H_