Import latest version of Ajisai into src/ssl; once this hits mainline

I'll officially kill off Ajisai (instead of it just lingering as a zombine
as it is currently).

Apparently I broke something (or multiple things) during the import process;
servers crash and clients gets MAC errors on connect.

1 files changed, 79 insertions, 0 deletions

diff --git a/src/ssl/tls_record.h b/src/ssl/tls_record.h
new file mode 100644
index 000000000..b362d3fb7
--- /dev/null
+++ b/src/ssl/tls_record.h
@@ -0,0 +1,79 @@
+/**
+* TLS Record Handling Header File
+* (C) 2004-2006 Jack Lloyd
+*
+* Released under the terms of the Botan license
+*/
+
+#ifndef BOTAN_RECORDS_H__
+#define BOTAN_RECORDS_H__
+
+#include <botan/tls_session_key.h>
+#include <botan/tls_suites.h>
+#include <botan/socket.h>
+#include <botan/pipe.h>
+#include <vector>
+
+namespace Botan {
+
+/**
+* TLS Record Writer
+*/
+class BOTAN_DLL Record_Writer
+   {
+   public:
+      void send(byte, const byte[], u32bit);
+      void send(byte, byte);
+      void flush();
+
+      void alert(Alert_Level, Alert_Type);
+
+      void set_keys(const CipherSuite&, const SessionKeys&, Connection_Side);
+      void set_compressor(Filter*);
+
+      void set_version(Version_Code);
+
+      void reset();
+
+      Record_Writer(Socket&);
+   private:
+      void send_record(byte, const byte[], u32bit);
+      void send_record(byte, byte, byte, const byte[], u32bit);
+
+      Socket& socket;
+      Pipe compress, cipher, mac;
+      SecureVector<byte> buffer;
+      u32bit pad_amount, mac_size, buf_pos;
+      u64bit seq_no;
+      byte major, minor, buf_type;
+      bool do_compress;
+   };
+
+/**
+* TLS Record Reader
+*/
+class BOTAN_DLL Record_Reader
+   {
+   public:
+      SecureVector<byte> get_record(byte&);
+
+      void set_keys(const CipherSuite&, const SessionKeys&, Connection_Side);
+      void set_compressor(Filter*);
+
+      void set_version(Version_Code);
+
+      void reset();
+
+      Record_Reader(Socket&);
+   private:
+      Socket& socket;
+      Pipe compress, cipher, mac;
+      u32bit pad_amount, mac_size;
+      u64bit seq_no;
+      byte major, minor;
+      bool do_compress;
+   };
+
+}
+
+#endif