lib: Add bossac 1.9 code to lib directory

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

lib/bossac/src/SerialPort.h

@@ -0,0 +1,82 @@
+///////////////////////////////////////////////////////////////////////////////
+// BOSSA
+//
+// Copyright (c) 2011-2018, ShumaTech
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above copyright
+//       notice, this list of conditions and the following disclaimer in the
+//       documentation and/or other materials provided with the distribution.
+//     * Neither the name of the <organization> nor the
+//       names of its contributors may be used to endorse or promote products
+//       derived from this software without specific prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+///////////////////////////////////////////////////////////////////////////////
+#ifndef _SERIALPORT_H
+#define _SERIALPORT_H
+
+#include <string>
+#include <memory>
+#include <stdint.h>
+
+class SerialPort
+{
+public:
+    SerialPort(const std::string& name) : _name(name) {}
+    virtual ~SerialPort() {}
+
+    enum Parity
+    {
+        ParityNone,
+        ParityOdd,
+        ParityEven,
+    };
+
+    enum StopBit
+    {
+        StopBitOne,
+        StopBitOneFive,
+        StopBitTwo,
+    };
+
+    virtual bool open(int baud = 115200,
+                      int data = 8,
+                      Parity parity = ParityNone,
+                      StopBit stop = StopBitOne) = 0;
+    virtual void close() = 0;
+
+    virtual bool isUsb() = 0;
+
+    virtual int read(uint8_t* data, int size) = 0;
+    virtual int write(const uint8_t* data, int size) = 0;
+    virtual int get() = 0;
+    virtual int put(int c) = 0;
+
+    virtual bool timeout(int millisecs) = 0;
+    virtual void flush() = 0;
+    virtual void setDTR(bool dtr) = 0;
+    virtual void setRTS(bool rts) = 0;
+
+    virtual std::string name() const { return _name; }
+
+    typedef std::unique_ptr<SerialPort> Ptr;
+
+protected:
+    std::string _name;
+};
+
+#endif // _SERIALPORT_H