text: // Copyright Antony Polukhin, 2016-2021.
  //
  // Distributed under the Boost Software License, Version 1.0. (See
  // accompanying file LICENSE_1_0.txt or copy at
  // http://www.boost.org/LICENSE_1_0.txt)
  
  #ifndef BOOST_STACKTRACE_DETAIL_SAFE_DUMP_WIN_IPP
  #define BOOST_STACKTRACE_DETAIL_SAFE_DUMP_WIN_IPP
  
  #include <boost/config.hpp>
  #ifdef BOOST_HAS_PRAGMA_ONCE
  #   pragma once
  #endif
  
  #include <boost/stacktrace/safe_dump_to.hpp>
  
  #include <boost/core/noncopyable.hpp>
  
  #include <boost/winapi/get_current_process.hpp>
  #include <boost/winapi/file_management.hpp>
  #include <boost/winapi/handles.hpp>
  #include <boost/winapi/access_rights.hpp>
  
  namespace boost { namespace stacktrace { namespace detail {
  
  std::size_t dump(void* /*fd*/, const native_frame_ptr_t* /*frames*/, std::size_t /*frames_count*/) BOOST_NOEXCEPT {
  #if 0 // This code potentially could cause deadlocks (according to the MSDN). Disabled
      boost_internal::winapi::DWORD_ written;
      const boost_internal::winapi::DWORD_ bytes_to_write = static_cast<boost_internal::winapi::DWORD_>(
          sizeof(native_frame_ptr_t) * frames_count
      );
      if (!boost_internal::winapi::WriteFile(fd, frames, bytes_to_write, &written, 0)) {
          return 0;
      }
  
      return frames_count;
  #endif
      return 0;
  }
  
  std::size_t dump(const char* /*file*/, const native_frame_ptr_t* /*frames*/, std::size_t /*frames_count*/) BOOST_NOEXCEPT {
  #if 0 // This code causing deadlocks on some platforms. Disabled
      void* const fd = boost_internal::winapi::CreateFileA(
          file,
          boost_internal::winapi::GENERIC_WRITE_,
          0,
          0,
          boost_internal::winapi::CREATE_ALWAYS_,
          boost_internal::winapi::FILE_ATTRIBUTE_NORMAL_,
          0
      );
  
      if (fd == boost_internal::winapi::invalid_handle_value) {
          return 0;
      }
  
      const std::size_t size = boost_internal::stacktrace::detail::dump(fd, frames, frames_count);
      boost_internal::winapi::CloseHandle(fd);
      return size;
  #endif
      return 0;
  }
  
  }}} // namespace boost_internal::stacktrace::detail
  
  #endif // BOOST_STACKTRACE_DETAIL_SAFE_DUMP_WIN_IPP
  