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Diffstat (limited to 'libtransport/src/hicn/transport/utils/signer.h')
-rwxr-xr-x | libtransport/src/hicn/transport/utils/signer.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/libtransport/src/hicn/transport/utils/signer.h b/libtransport/src/hicn/transport/utils/signer.h new file mode 100755 index 000000000..7b54b63c8 --- /dev/null +++ b/libtransport/src/hicn/transport/utils/signer.h @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * 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. + */ + +#pragma once + +#include <hicn/transport/core/packet.h> + +extern "C" { +#include <parc/security/parc_CryptoHashType.h> +#include <parc/security/parc_CryptoSuite.h> +#include <parc/security/parc_KeyStore.h> +#include <parc/security/parc_Signer.h> +} + +namespace utils { + +using Packet = transport::core::Packet; + +/** + * A signer can use a single key (asymmetric or symmetric) to sign a packet. + */ +class Signer { + friend class Identity; + + public: + /** + * Create a Signer + * + * @param keyStore A keystore containing a private key or simmetric key to + * use to sign packet with this Signer. + * @param suite CryptoSuite to use to verify the signature + */ + Signer(PARCKeyStore *keyStore, PARCCryptoSuite suite); + + Signer(const PARCSigner *signer); + + ~Signer(); + + /** + * @brief Sign a packet + * + * This method is general and must be used for Public-private key signature, + * HMAC and CRC. + * + * @param packet A pointer to the header of the packet to sign. Mutable + * field in the packet must be set to 0. + * @param key_id Indentifier of the key to use to generate the signature. + */ + void sign(Packet &packet); + + private: + PARCSigner *signer_; + PARCKeyId *key_id_; + static uint8_t zeros[200]; +}; + +} // namespace utils |