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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This code is made available to you under your choice of the following sets
* of licensing terms:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/* Copyright 2013 Mozilla Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef mozilla_pkix_Result_h
#define mozilla_pkix_Result_h
#include <cassert>
namespace mozilla {
namespace pkix {
static const unsigned int FATAL_ERROR_FLAG = 0x800;
// ----------------------------------------------------------------------------
// SELECTED ERROR CODE EXPLANATIONS
//
// Result::ERROR_UNTRUSTED_CERT
// means that the end-entity certificate was actively distrusted.
// Result::ERROR_UNTRUSTED_ISSUER
// means that path building failed because of active distrust.
// Result::ERROR_INVALID_DER_TIME
// means the DER-encoded time was unexpected, such as being before the
// UNIX epoch (allowed by X500, but not valid here).
// Result::ERROR_EXPIRED_CERTIFICATE
// means the end entity certificate expired.
// Result::ERROR_EXPIRED_ISSUER_CERTIFICATE
// means the CA certificate expired.
// Result::ERROR_UNKNOWN_ISSUER
// means that the CA could not be found in the root store.
// Result::ERROR_POLICY_VALIDATION_FAILED
// means that an encoded policy could not be applied or wasn't present
// when expected. Usually this is in the context of Extended Validation.
// Result::ERROR_BAD_CERT_DOMAIN
// means that the certificate's name couldn't be matched to the
// reference identifier.
// Result::ERROR_CERT_NOT_IN_NAME_SPACE
// typically means the certificate violates name constraints applied
// by the issuer.
// Result::ERROR_BAD_DER
// means the input was improperly encoded.
// Result::ERROR_UNKNOWN_ERROR
// means that an external library (NSS) provided an error we didn't
// anticipate. See the map below in Result.h to add new ones.
// Result::FATAL_ERROR_LIBRARY_FAILURE
// is an unexpected fatal error indicating a library had an unexpected
// failure, and we can't proceed.
// Result::FATAL_ERROR_INVALID_ARGS
// means that we violated our own expectations on inputs and there's a
// bug somewhere.
// Result::FATAL_ERROR_INVALID_STATE
// means that we violated our own expectations on state and there's a
// bug somewhere.
// Result::FATAL_ERROR_NO_MEMORY
// means a memory allocation failed, prohibiting validation.
// ----------------------------------------------------------------------------
// The first argument to MOZILLA_PKIX_MAP() is used for building the mapping
// from error code to error name in MapResultToName.
//
// The second argument is for defining the value for the enum literal in the
// Result enum class.
//
// The third argument to MOZILLA_PKIX_MAP() is used, along with the first
// argument, for maintaining the mapping of mozilla::pkix error codes to
// NSS/NSPR error codes in pkixnss.cpp.
#define MOZILLA_PKIX_MAP_LIST \
MOZILLA_PKIX_MAP(Success, 0, 0) \
MOZILLA_PKIX_MAP(ERROR_BAD_DER, 1, SEC_ERROR_BAD_DER) \
MOZILLA_PKIX_MAP(ERROR_CA_CERT_INVALID, 2, SEC_ERROR_CA_CERT_INVALID) \
MOZILLA_PKIX_MAP(ERROR_BAD_SIGNATURE, 3, SEC_ERROR_BAD_SIGNATURE) \
MOZILLA_PKIX_MAP(ERROR_CERT_BAD_ACCESS_LOCATION, 4, \
SEC_ERROR_CERT_BAD_ACCESS_LOCATION) \
MOZILLA_PKIX_MAP(ERROR_CERT_NOT_IN_NAME_SPACE, 5, \
SEC_ERROR_CERT_NOT_IN_NAME_SPACE) \
MOZILLA_PKIX_MAP(ERROR_CERT_SIGNATURE_ALGORITHM_DISABLED, 6, \
SEC_ERROR_CERT_SIGNATURE_ALGORITHM_DISABLED) \
MOZILLA_PKIX_MAP(ERROR_CONNECT_REFUSED, 7, PR_CONNECT_REFUSED_ERROR) \
MOZILLA_PKIX_MAP(ERROR_EXPIRED_CERTIFICATE, 8, \
SEC_ERROR_EXPIRED_CERTIFICATE) \
MOZILLA_PKIX_MAP(ERROR_EXTENSION_VALUE_INVALID, 9, \
SEC_ERROR_EXTENSION_VALUE_INVALID) \
MOZILLA_PKIX_MAP(ERROR_INADEQUATE_CERT_TYPE, 10, \
SEC_ERROR_INADEQUATE_CERT_TYPE) \
MOZILLA_PKIX_MAP(ERROR_INADEQUATE_KEY_USAGE, 11, \
SEC_ERROR_INADEQUATE_KEY_USAGE) \
MOZILLA_PKIX_MAP(ERROR_INVALID_ALGORITHM, 12, SEC_ERROR_INVALID_ALGORITHM) \
MOZILLA_PKIX_MAP(ERROR_INVALID_DER_TIME, 13, SEC_ERROR_INVALID_TIME) \
MOZILLA_PKIX_MAP(ERROR_KEY_PINNING_FAILURE, 14, \
MOZILLA_PKIX_ERROR_KEY_PINNING_FAILURE) \
MOZILLA_PKIX_MAP(ERROR_PATH_LEN_CONSTRAINT_INVALID, 15, \
SEC_ERROR_PATH_LEN_CONSTRAINT_INVALID) \
MOZILLA_PKIX_MAP(ERROR_POLICY_VALIDATION_FAILED, 16, \
SEC_ERROR_POLICY_VALIDATION_FAILED) \
MOZILLA_PKIX_MAP(ERROR_REVOKED_CERTIFICATE, 17, \
SEC_ERROR_REVOKED_CERTIFICATE) \
MOZILLA_PKIX_MAP(ERROR_UNKNOWN_CRITICAL_EXTENSION, 18, \
SEC_ERROR_UNKNOWN_CRITICAL_EXTENSION) \
MOZILLA_PKIX_MAP(ERROR_UNKNOWN_ERROR, 19, PR_UNKNOWN_ERROR) \
MOZILLA_PKIX_MAP(ERROR_UNKNOWN_ISSUER, 20, SEC_ERROR_UNKNOWN_ISSUER) \
MOZILLA_PKIX_MAP(ERROR_UNTRUSTED_CERT, 21, SEC_ERROR_UNTRUSTED_CERT) \
MOZILLA_PKIX_MAP(ERROR_UNTRUSTED_ISSUER, 22, SEC_ERROR_UNTRUSTED_ISSUER) \
MOZILLA_PKIX_MAP(ERROR_OCSP_BAD_SIGNATURE, 23, SEC_ERROR_OCSP_BAD_SIGNATURE) \
MOZILLA_PKIX_MAP(ERROR_OCSP_INVALID_SIGNING_CERT, 24, \
SEC_ERROR_OCSP_INVALID_SIGNING_CERT) \
MOZILLA_PKIX_MAP(ERROR_OCSP_MALFORMED_REQUEST, 25, \
SEC_ERROR_OCSP_MALFORMED_REQUEST) \
MOZILLA_PKIX_MAP(ERROR_OCSP_MALFORMED_RESPONSE, 26, \
SEC_ERROR_OCSP_MALFORMED_RESPONSE) \
MOZILLA_PKIX_MAP(ERROR_OCSP_OLD_RESPONSE, 27, SEC_ERROR_OCSP_OLD_RESPONSE) \
MOZILLA_PKIX_MAP(ERROR_OCSP_REQUEST_NEEDS_SIG, 28, \
SEC_ERROR_OCSP_REQUEST_NEEDS_SIG) \
MOZILLA_PKIX_MAP(ERROR_OCSP_RESPONDER_CERT_INVALID, 29, \
SEC_ERROR_OCSP_RESPONDER_CERT_INVALID) \
MOZILLA_PKIX_MAP(ERROR_OCSP_SERVER_ERROR, 30, SEC_ERROR_OCSP_SERVER_ERROR) \
MOZILLA_PKIX_MAP(ERROR_OCSP_TRY_SERVER_LATER, 31, \
SEC_ERROR_OCSP_TRY_SERVER_LATER) \
MOZILLA_PKIX_MAP(ERROR_OCSP_UNAUTHORIZED_REQUEST, 32, \
SEC_ERROR_OCSP_UNAUTHORIZED_REQUEST) \
MOZILLA_PKIX_MAP(ERROR_OCSP_UNKNOWN_RESPONSE_STATUS, 33, \
SEC_ERROR_OCSP_UNKNOWN_RESPONSE_STATUS) \
MOZILLA_PKIX_MAP(ERROR_OCSP_UNKNOWN_CERT, 34, SEC_ERROR_OCSP_UNKNOWN_CERT) \
MOZILLA_PKIX_MAP(ERROR_OCSP_FUTURE_RESPONSE, 35, \
SEC_ERROR_OCSP_FUTURE_RESPONSE) \
MOZILLA_PKIX_MAP(ERROR_INVALID_KEY, 36, SEC_ERROR_INVALID_KEY) \
MOZILLA_PKIX_MAP(ERROR_UNSUPPORTED_KEYALG, 37, SEC_ERROR_UNSUPPORTED_KEYALG) \
MOZILLA_PKIX_MAP(ERROR_EXPIRED_ISSUER_CERTIFICATE, 38, \
SEC_ERROR_EXPIRED_ISSUER_CERTIFICATE) \
MOZILLA_PKIX_MAP(ERROR_CA_CERT_USED_AS_END_ENTITY, 39, \
MOZILLA_PKIX_ERROR_CA_CERT_USED_AS_END_ENTITY) \
MOZILLA_PKIX_MAP(ERROR_INADEQUATE_KEY_SIZE, 40, \
MOZILLA_PKIX_ERROR_INADEQUATE_KEY_SIZE) \
MOZILLA_PKIX_MAP(ERROR_V1_CERT_USED_AS_CA, 41, \
MOZILLA_PKIX_ERROR_V1_CERT_USED_AS_CA) \
MOZILLA_PKIX_MAP(ERROR_BAD_CERT_DOMAIN, 42, SSL_ERROR_BAD_CERT_DOMAIN) \
MOZILLA_PKIX_MAP(ERROR_NO_RFC822NAME_MATCH, 43, \
MOZILLA_PKIX_ERROR_NO_RFC822NAME_MATCH) \
MOZILLA_PKIX_MAP(ERROR_UNSUPPORTED_ELLIPTIC_CURVE, 44, \
SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE) \
MOZILLA_PKIX_MAP(ERROR_NOT_YET_VALID_CERTIFICATE, 45, \
MOZILLA_PKIX_ERROR_NOT_YET_VALID_CERTIFICATE) \
MOZILLA_PKIX_MAP(ERROR_NOT_YET_VALID_ISSUER_CERTIFICATE, 46, \
MOZILLA_PKIX_ERROR_NOT_YET_VALID_ISSUER_CERTIFICATE) \
MOZILLA_PKIX_MAP(ERROR_UNSUPPORTED_EC_POINT_FORM, 47, \
SEC_ERROR_UNSUPPORTED_EC_POINT_FORM) \
MOZILLA_PKIX_MAP(ERROR_SIGNATURE_ALGORITHM_MISMATCH, 48, \
MOZILLA_PKIX_ERROR_SIGNATURE_ALGORITHM_MISMATCH) \
MOZILLA_PKIX_MAP(ERROR_OCSP_RESPONSE_FOR_CERT_MISSING, 49, \
MOZILLA_PKIX_ERROR_OCSP_RESPONSE_FOR_CERT_MISSING) \
MOZILLA_PKIX_MAP(ERROR_VALIDITY_TOO_LONG, 50, \
MOZILLA_PKIX_ERROR_VALIDITY_TOO_LONG) \
MOZILLA_PKIX_MAP(ERROR_REQUIRED_TLS_FEATURE_MISSING, 51, \
MOZILLA_PKIX_ERROR_REQUIRED_TLS_FEATURE_MISSING) \
MOZILLA_PKIX_MAP(ERROR_INVALID_INTEGER_ENCODING, 52, \
MOZILLA_PKIX_ERROR_INVALID_INTEGER_ENCODING) \
MOZILLA_PKIX_MAP(ERROR_EMPTY_ISSUER_NAME, 53, \
MOZILLA_PKIX_ERROR_EMPTY_ISSUER_NAME) \
MOZILLA_PKIX_MAP(ERROR_ADDITIONAL_POLICY_CONSTRAINT_FAILED, 54, \
MOZILLA_PKIX_ERROR_ADDITIONAL_POLICY_CONSTRAINT_FAILED) \
MOZILLA_PKIX_MAP(ERROR_SELF_SIGNED_CERT, 55, \
MOZILLA_PKIX_ERROR_SELF_SIGNED_CERT) \
MOZILLA_PKIX_MAP(ERROR_MITM_DETECTED, 56, MOZILLA_PKIX_ERROR_MITM_DETECTED) \
MOZILLA_PKIX_MAP(FATAL_ERROR_INVALID_ARGS, FATAL_ERROR_FLAG | 1, \
SEC_ERROR_INVALID_ARGS) \
MOZILLA_PKIX_MAP(FATAL_ERROR_INVALID_STATE, FATAL_ERROR_FLAG | 2, \
PR_INVALID_STATE_ERROR) \
MOZILLA_PKIX_MAP(FATAL_ERROR_LIBRARY_FAILURE, FATAL_ERROR_FLAG | 3, \
SEC_ERROR_LIBRARY_FAILURE) \
MOZILLA_PKIX_MAP(FATAL_ERROR_NO_MEMORY, FATAL_ERROR_FLAG | 4, \
SEC_ERROR_NO_MEMORY) \
/* nothing here */
enum class Result {
#define MOZILLA_PKIX_MAP(name, value, nss_name) name = value,
MOZILLA_PKIX_MAP_LIST
#undef MOZILLA_PKIX_MAP
};
// Returns the stringified name of the given result, e.g. "Result::Success",
// or nullptr if result is unknown (invalid).
const char* MapResultToName(Result result);
// We write many comparisons as (x != Success), and this shortened name makes
// those comparisons clearer, especially because the shortened name often
// results in less line wrapping.
static const Result Success = Result::Success;
inline bool IsFatalError(Result rv) {
return (static_cast<unsigned int>(rv) & FATAL_ERROR_FLAG) != 0;
}
inline Result NotReached(const char* /*explanation*/, Result result) {
assert(false);
return result;
}
}
} // namespace mozilla::pkix
#endif // mozilla_pkix_Result_h