/**
 * Orthanc - A Lightweight, RESTful DICOM Store
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2023 Osimis S.A., Belgium
 * Copyright (C) 2024-2026 Orthanc Team SRL, Belgium
 * Copyright (C) 2021-2026 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 **/


#include "PrecompiledHeaders.h"
#include "StringMemoryBuffer.h"

#include "OrthancException.h"


namespace Orthanc
{
  void StringMemoryBuffer::CopyToString(std::string& target) const
  {
    target = buffer_;
  }


  void StringMemoryBuffer::MoveToString(std::string& target)
  {
    buffer_.swap(target);
    buffer_.clear();
  }


  IMemoryBuffer* StringMemoryBuffer::CreateFromSwap(std::string& buffer)
  {
    std::unique_ptr<StringMemoryBuffer> result(new StringMemoryBuffer);
    result->Swap(buffer);
    return result.release();
  }

    
  IMemoryBuffer* StringMemoryBuffer::CreateFromCopy(const std::string& buffer)
  {
    std::unique_ptr<StringMemoryBuffer> result(new StringMemoryBuffer);
    result->Copy(buffer);
    return result.release();
  }


  IMemoryBuffer* StringMemoryBuffer::CreateFromCopy(const std::string& buffer, 
                                                    size_t start /* inclusive */, 
                                                    size_t end /* exclusive */)
  {
    std::unique_ptr<StringMemoryBuffer> result(new StringMemoryBuffer);
    result->Copy(buffer, start, end);
    return result.release();
  }


  IMemoryBuffer* StringMemoryBuffer::CreateFromBuffer(const void* data,
                                                      size_t size)
  {
    if (size != 0 &&
        data == NULL)
    {
      throw OrthancException(ErrorCode_NullPointer);
    }
    else
    {
      std::string s;
      s.assign(reinterpret_cast<const char*>(data), size);
      return CreateFromSwap(s);
    }
  }
}
