net: extract net/cert out of net/base

net/base/cert_status_flags.cc

-// Copyright (c) 2011 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 "net/base/cert_status_flags.h"
-
-#include "base/logging.h"
-#include "net/base/net_errors.h"
-
-namespace net {
-
-bool IsCertStatusMinorError(CertStatus cert_status) {
-  static const CertStatus kMinorErrors =
-      CERT_STATUS_UNABLE_TO_CHECK_REVOCATION |
-      CERT_STATUS_NO_REVOCATION_MECHANISM;
-  cert_status &= CERT_STATUS_ALL_ERRORS;
-  return cert_status != 0 && (cert_status & ~kMinorErrors) == 0;
-}
-
-CertStatus MapNetErrorToCertStatus(int error) {
-  switch (error) {
-    case ERR_CERT_COMMON_NAME_INVALID:
-      return CERT_STATUS_COMMON_NAME_INVALID;
-    case ERR_CERT_DATE_INVALID:
-      return CERT_STATUS_DATE_INVALID;
-    case ERR_CERT_AUTHORITY_INVALID:
-      return CERT_STATUS_AUTHORITY_INVALID;
-    case ERR_CERT_NO_REVOCATION_MECHANISM:
-      return CERT_STATUS_NO_REVOCATION_MECHANISM;
-    case ERR_CERT_UNABLE_TO_CHECK_REVOCATION:
-      return CERT_STATUS_UNABLE_TO_CHECK_REVOCATION;
-    case ERR_CERT_REVOKED:
-      return CERT_STATUS_REVOKED;
-    // We added the ERR_CERT_CONTAINS_ERRORS error code when we were using
-    // WinInet, but we never figured out how it differs from ERR_CERT_INVALID.
-    // We should not use ERR_CERT_CONTAINS_ERRORS in new code.
-    case ERR_CERT_CONTAINS_ERRORS:
-      NOTREACHED();
-      // Falls through.
-    case ERR_CERT_INVALID:
-      return CERT_STATUS_INVALID;
-    case ERR_CERT_WEAK_SIGNATURE_ALGORITHM:
-      return CERT_STATUS_WEAK_SIGNATURE_ALGORITHM;
-    case ERR_CERT_WEAK_KEY:
-      return CERT_STATUS_WEAK_KEY;
-    default:
-      return 0;
-  }
-}
-
-int MapCertStatusToNetError(CertStatus cert_status) {
-  // A certificate may have multiple errors.  We report the most
-  // serious error.
-
-  // Unrecoverable errors
-  if (cert_status & CERT_STATUS_REVOKED)
-    return ERR_CERT_REVOKED;
-  if (cert_status & CERT_STATUS_INVALID)
-    return ERR_CERT_INVALID;
-
-  // Recoverable errors
-  if (cert_status & CERT_STATUS_AUTHORITY_INVALID)
-    return ERR_CERT_AUTHORITY_INVALID;
-  if (cert_status & CERT_STATUS_COMMON_NAME_INVALID)
-    return ERR_CERT_COMMON_NAME_INVALID;
-  if (cert_status & CERT_STATUS_WEAK_SIGNATURE_ALGORITHM)
-    return ERR_CERT_WEAK_SIGNATURE_ALGORITHM;
-  if (cert_status & CERT_STATUS_WEAK_KEY)
-    return ERR_CERT_WEAK_KEY;
-  if (cert_status & CERT_STATUS_DATE_INVALID)
-    return ERR_CERT_DATE_INVALID;
-
-  // Unknown status.  Give it the benefit of the doubt.
-  if (cert_status & CERT_STATUS_UNABLE_TO_CHECK_REVOCATION)
-    return ERR_CERT_UNABLE_TO_CHECK_REVOCATION;
-  if (cert_status & CERT_STATUS_NO_REVOCATION_MECHANISM)
-    return ERR_CERT_NO_REVOCATION_MECHANISM;
-
-  NOTREACHED();
-  return ERR_UNEXPECTED;
-}
-
-}  // namespace net