From bac3da61644515f05663789b122554dc77549286 Mon Sep 17 00:00:00 2001
From: Luca Muscariello <lumuscar+fdio@cisco.com>
Date: Thu, 17 Jan 2019 13:47:57 +0100
Subject: This is the first commit of the hicn project

Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
---
 libtransport/src/hicn/transport/utils/signer.h | 69 ++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100755 libtransport/src/hicn/transport/utils/signer.h

(limited to 'libtransport/src/hicn/transport/utils/signer.h')

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
-- 
cgit 1.2.3-korg