From ab86a1f0c3b86050e65fc5b7ac1e88a00f0d228c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Roman=20Smr=C5=BE?= <roman.smrz@seznam.cz>
Date: Mon, 27 Jan 2020 21:25:39 +0100
Subject: Encrypted channels

---
 src/pubkey.h | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'src/pubkey.h')

diff --git a/src/pubkey.h b/src/pubkey.h
index 80da3fa..b14743d 100644
--- a/src/pubkey.h
+++ b/src/pubkey.h
@@ -133,4 +133,35 @@ bool Signed<T>::isSignedBy(const Stored<PublicKey> & key) const
 	return false;
 }
 
+
+class PublicKexKey
+{
+	PublicKexKey(EVP_PKEY * key):
+		key(key, EVP_PKEY_free) {}
+	friend class SecretKexKey;
+public:
+	static optional<PublicKexKey> load(const Ref &);
+	Ref store(const Storage &) const;
+
+	const shared_ptr<EVP_PKEY> key;
+};
+
+class SecretKexKey
+{
+	SecretKexKey(EVP_PKEY * key, const Stored<PublicKexKey> & pub):
+		key(key, EVP_PKEY_free), pub_(pub) {}
+	SecretKexKey(shared_ptr<EVP_PKEY> && key, const Stored<PublicKexKey> & pub):
+		key(key), pub_(pub) {}
+public:
+	static SecretKexKey generate(const Storage & st);
+	static optional<SecretKexKey> load(const Stored<PublicKexKey> & st);
+
+	Stored<PublicKexKey> pub() const { return pub_; }
+	vector<uint8_t> dh(const PublicKexKey &) const;
+
+private:
+	const shared_ptr<EVP_PKEY> key;
+	Stored<PublicKexKey> pub_;
+};
+
 }
-- 
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