// -----------------------------------------------------------------------------
/// @file  MemoryDevice.c
/// @brief Description
// -----------------------------------------------------------------------------
//  Micro-Key bv
//  Industrieweg 28, 9804 TG Noordhorn
//  Postbus 92, 9800 AB Zuidhorn
//  The Netherlands
//  Tel: +31 594 503020
//  Fax: +31 594 505825
//  Email: support@microkey.nl
//  Web: www.microkey.nl
// -----------------------------------------------------------------------------
/// $Revision$
/// $Author$
/// $Date$
//  (c) 2017 Micro-Key bv
// -----------------------------------------------------------------------------

/// @file MemoryDevice.c
/// @ingroup {group_name}


// -----------------------------------------------------------------------------
// Include files
// -----------------------------------------------------------------------------

#include "stdio.h"

#include "MemoryDevice.h"

// -----------------------------------------------------------------------------
// Constant and macro definitions
// -----------------------------------------------------------------------------



// -----------------------------------------------------------------------------
// Type definitions
// -----------------------------------------------------------------------------


// -----------------------------------------------------------------------------
// File-scope variables
// -----------------------------------------------------------------------------



// -----------------------------------------------------------------------------
// Function declarations
// -----------------------------------------------------------------------------



// -----------------------------------------------------------------------------
// Function definitions
// -----------------------------------------------------------------------------

ErrorStatus MemoryDevice_construct(struct MemoryDevice* self, uint32_t startAddress, uint32_t endAddress, uint32_t pageSize, bool needsEraseBeforeWrite, MemoryReadFunction read, MemoryWriteFunction write, MemoryErasePageFunction erasePage)
{
   ErrorStatus returnValue = SUCCESS;

   if (!self->initialized)
   {
      self->_read                   = read;
      self->_write                  = write;
      self->_erasePage              = erasePage;
      self->startAddress            = startAddress;
      self->endAddress              = endAddress;
      self->pageSize                = pageSize;
      self->initialized             = true;
      self->needsEraseBeforeWrite   = needsEraseBeforeWrite;
   }
   else
   {
      returnValue = ERROR;
   }

   return returnValue;
}


void MemoryDevice_destruct(struct MemoryDevice* self)
{
   self->_read       = NULL;
   self->_write      = NULL;
}


ErrorStatus MemoryDevice_write(const struct MemoryDevice* self, uint32_t* buffer, uint32_t address, unsigned int length)
{
   ErrorStatus returnValue = SUCCESS;

   if (self->_write != NULL)
   {
      returnValue = self->_write(self, buffer, address, length);
   }
   return returnValue;
}


ErrorStatus MemoryDevice_read(const struct MemoryDevice* self, uint32_t* buffer, uint32_t address, unsigned int length)
{
   ErrorStatus returnValue = SUCCESS;

   if (self->_read != NULL)
   {
      returnValue = self->_read(self, buffer, address, length);
   }
   return returnValue;
}


ErrorStatus MemoryDevice_erasePage(struct MemoryDevice* self, unsigned int page)
{
   {
      ErrorStatus returnValue = SUCCESS;

      if (self->_erasePage != NULL)
      {
         returnValue = self->_erasePage(self, page);
      }
      return returnValue;
   }
}