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Provides random-access handle functionality.
class random_access_handle : public windows::overlapped_handle
| Name | Description | 
|---|---|
| The type of the executor associated with the object. | |
| An overlapped_handle is always the lowest layer. | |
| The native representation of a handle. | 
| Name | Description | 
|---|---|
| Assign an existing native handle to the handle. | |
| Start an asynchronous read at the specified offset. | |
| Start an asynchronous write at the specified offset. | |
| Cancel all asynchronous operations associated with the handle. | |
| Close the handle. | |
| Get the executor associated with the object. | |
| (Deprecated: Use get_executor().) Get the io_context associated with the object. | |
| (Deprecated: Use get_executor().) Get the io_context associated with the object. | |
| Determine whether the handle is open. | |
| Get a reference to the lowest layer. Get a const reference to the lowest layer. | |
| Get the native handle representation. | |
| Move-assign a random_access_handle from another. | |
| Construct a random_access_handle without opening it. Construct a random_access_handle on an existing native handle. Move-construct a random_access_handle from another. | |
| Read some data from the handle at the specified offset. | |
| Write some data to the handle at the specified offset. | 
        The windows::random_access_handle
        class provides asynchronous and blocking random-access handle functionality.
      
Distinct objects: Safe.
Shared objects: Unsafe.
        Header: boost/asio/windows/random_access_handle.hpp
      
        Convenience header: boost/asio.hpp