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-rw-r--r--include/dlies.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/include/dlies.h b/include/dlies.h
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+++ b/include/dlies.h
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+/*************************************************
+* DLIES Header File *
+* (C) 1999-2006 The Botan Project *
+*************************************************/
+
+#ifndef BOTAN_DLIES_H__
+#define BOTAN_DLIES_H__
+
+#include <botan/pubkey.h>
+
+namespace Botan {
+
+/*************************************************
+* DLIES Encryption *
+*************************************************/
+class DLIES_Encryptor : public PK_Encryptor
+ {
+ public:
+ DLIES_Encryptor(const PK_Key_Agreement_Key&,
+ const std::string& = "KDF2(SHA-160)",
+ const std::string& = "HMAC(SHA-160)", u32bit = 20);
+ void set_other_key(const MemoryRegion<byte>&);
+ private:
+ SecureVector<byte> enc(const byte[], u32bit) const;
+ u32bit maximum_input_size() const;
+ const PK_Key_Agreement_Key& key;
+ SecureVector<byte> other_key;
+ const std::string kdf_algo;
+ const std::string mac_algo;
+ const u32bit MAC_KEYLEN;
+ };
+
+/*************************************************
+* DLIES Decryption *
+*************************************************/
+class DLIES_Decryptor : public PK_Decryptor
+ {
+ public:
+ DLIES_Decryptor(const PK_Key_Agreement_Key&,
+ const std::string& = "KDF2(SHA-160)",
+ const std::string& = "HMAC(SHA-160)", u32bit = 20);
+ private:
+ SecureVector<byte> dec(const byte[], u32bit) const;
+ const PK_Key_Agreement_Key& key;
+ const std::string kdf_algo;
+ const std::string mac_algo;
+ const u32bit MAC_KEYLEN, PUBLIC_LEN;
+ };
+
+}
+
+#endif