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// Copyright 2017 Google Inc.
//
// 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 TINK_SUBTLE_COMMON_ENUMS_H_
#define TINK_SUBTLE_COMMON_ENUMS_H_
#include <string>
namespace crypto {
namespace tink {
namespace subtle {
// Common enums used by classes in subtle.
enum EllipticCurveType {
UNKNOWN_CURVE = 0,
NIST_P256 = 2,
NIST_P384 = 3,
NIST_P521 = 4,
CURVE25519 = 5,
};
enum EcPointFormat {
UNKNOWN_FORMAT = 0,
UNCOMPRESSED = 1,
COMPRESSED = 2,
// Like UNCOMPRESSED but without the \x04 prefix. Crunchy uses this format.
// DO NOT USE unless you are a Crunchy user moving to Tink.
DO_NOT_USE_CRUNCHY_UNCOMPRESSED = 3,
};
enum HashType {
UNKNOWN_HASH = 0,
SHA1 = 1, // SHA1 for digital signature is deprecated but HMAC-SHA1 is fine.
SHA384 = 2,
SHA256 = 3,
SHA512 = 4,
SHA224 = 5,
};
enum EcdsaSignatureEncoding {
UNKNOWN_ENCODING = 0,
IEEE_P1363 = 1,
DER = 2,
};
std::string EnumToString(EllipticCurveType type);
std::string EnumToString(EcPointFormat format);
std::string EnumToString(HashType type);
} // namespace subtle
} // namespace tink
} // namespace crypto
#endif // TINK_SUBTLE_COMMON_ENUMS_H_
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