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-rw-r--r--src/modes/aead/eax/eax.h114
1 files changed, 0 insertions, 114 deletions
diff --git a/src/modes/aead/eax/eax.h b/src/modes/aead/eax/eax.h
deleted file mode 100644
index 224fb5298..000000000
--- a/src/modes/aead/eax/eax.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
-* EAX Mode
-* (C) 1999-2007,2013 Jack Lloyd
-*
-* Distributed under the terms of the Botan license
-*/
-
-#ifndef BOTAN_AEAD_EAX_H__
-#define BOTAN_AEAD_EAX_H__
-
-#include <botan/aead.h>
-#include <botan/block_cipher.h>
-#include <botan/stream_cipher.h>
-#include <botan/mac.h>
-#include <memory>
-
-namespace Botan {
-
-/**
-* EAX base class
-*/
-class BOTAN_DLL EAX_Mode : public AEAD_Mode
- {
- public:
- secure_vector<byte> start(const byte nonce[], size_t nonce_len) override;
-
- void set_associated_data(const byte ad[], size_t ad_len) override;
-
- std::string name() const override;
-
- size_t update_granularity() const;
-
- Key_Length_Specification key_spec() const override;
-
- // EAX supports arbitrary nonce lengths
- bool valid_nonce_length(size_t) const override { return true; }
-
- size_t tag_size() const { return m_tag_size; }
-
- void clear();
- protected:
- void key_schedule(const byte key[], size_t length) override;
-
- /**
- * @param cipher the cipher to use
- * @param tag_size is how big the auth tag will be
- */
- EAX_Mode(BlockCipher* cipher, size_t tag_size);
-
- size_t block_size() const { return m_cipher->block_size(); }
-
- size_t m_tag_size;
-
- std::unique_ptr<BlockCipher> m_cipher;
- std::unique_ptr<StreamCipher> m_ctr;
- std::unique_ptr<MessageAuthenticationCode> m_cmac;
-
- secure_vector<byte> m_ad_mac;
-
- secure_vector<byte> m_nonce_mac;
- };
-
-/**
-* EAX Encryption
-*/
-class BOTAN_DLL EAX_Encryption : public EAX_Mode
- {
- public:
- /**
- * @param cipher a 128-bit block cipher
- * @param tag_size is how big the auth tag will be
- */
- EAX_Encryption(BlockCipher* cipher, size_t tag_size = 0) :
- EAX_Mode(cipher, tag_size) {}
-
- size_t output_length(size_t input_length) const override
- { return input_length + tag_size(); }
-
- size_t minimum_final_size() const override { return 0; }
-
- void update(secure_vector<byte>& blocks, size_t offset = 0) override;
-
- void finish(secure_vector<byte>& final_block, size_t offset = 0) override;
- };
-
-/**
-* EAX Decryption
-*/
-class BOTAN_DLL EAX_Decryption : public EAX_Mode
- {
- public:
- /**
- * @param cipher a 128-bit block cipher
- * @param tag_size is how big the auth tag will be
- */
- EAX_Decryption(BlockCipher* cipher, size_t tag_size = 0) :
- EAX_Mode(cipher, tag_size) {}
-
- size_t output_length(size_t input_length) const override
- {
- BOTAN_ASSERT(input_length > tag_size(), "Sufficient input");
- return input_length - tag_size();
- }
-
- size_t minimum_final_size() const override { return tag_size(); }
-
- void update(secure_vector<byte>& blocks, size_t offset = 0) override;
-
- void finish(secure_vector<byte>& final_block, size_t offset = 0) override;
- };
-
-}
-
-#endif