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// 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;
case ERR_CERT_NOT_IN_DNS:
return CERT_STATUS_NOT_IN_DNS;
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;
if (cert_status & CERT_STATUS_NOT_IN_DNS)
return ERR_CERT_NOT_IN_DNS;
NOTREACHED();
return ERR_UNEXPECTED;
}
} // namespace net
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