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diff --git a/lib/bossac/src/Flasher.h b/lib/bossac/src/Flasher.h
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+++ b/lib/bossac/src/Flasher.h
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+///////////////////////////////////////////////////////////////////////////////
+// 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 _FLASHER_H
+#define _FLASHER_H
+
+#include <string>
+#include <exception>
+#include <vector>
+
+#include "Device.h"
+#include "Flash.h"
+#include "Samba.h"
+#include "FileError.h"
+
+class FlashOffsetError : public std::exception
+{
+public:
+    FlashOffsetError() : std::exception() {};
+    virtual const char* what() const throw() { return "Flash offset is invalid"; }
+};
+
+class FlasherObserver
+{
+public:
+    FlasherObserver() {}
+    virtual ~FlasherObserver() {}
+    
+    virtual void onStatus(const char *message, ...) = 0;
+    virtual void onProgress(int num, int div) = 0;
+};
+
+class FlasherInfo
+{
+public:
+    FlasherInfo() {}
+    virtual ~FlasherInfo() {}
+    
+    void print();
+    
+    std::string name;
+    uint32_t    chipId;
+    uint32_t    extChipId;
+    std::string version;
+    uint32_t    address;
+    uint32_t    numPages;
+    uint32_t    pageSize;
+    uint32_t    totalSize;
+    uint32_t    numPlanes;
+    
+    bool        security;
+    bool        bootFlash;
+    bool        bod;
+    bool        bor;
+    
+    bool        canBootFlash;
+    bool        canBod;
+    bool        canBor;
+    bool        canChipErase;
+    bool        canWriteBuffer;
+    bool        canChecksumBuffer;
+    
+    std::vector<bool> lockRegions;
+};
+
+class Flasher
+{
+public:
+    Flasher(Samba& samba, Device& device, FlasherObserver& observer) : _samba(samba), _flash(device.getFlash()), _observer(observer) {}
+    virtual ~Flasher() {}
+
+    void erase(uint32_t foffset);
+    void write(const char* filename, uint32_t foffset = 0);
+    bool verify(const char* filename, uint32_t& pageErrors, uint32_t& totalErrors, uint32_t foffset = 0);
+    void read(const char* filename, uint32_t fsize, uint32_t foffset = 0);
+    void lock(std::string& regionArg, bool enable);
+    void info(FlasherInfo& info);
+
+private:
+    Samba& _samba;
+    Device::FlashPtr& _flash;
+    FlasherObserver& _observer;
+};
+
+#endif // _FLASHER_H