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windows::overlapped_handle

Typedef for the typical usage of an overlapped handle.

typedef basic_overlapped_handle overlapped_handle;
Types

Name

Description

rebind_executor

Rebinds the handle type to another executor.

executor_type

The type of the executor associated with the object.

lowest_layer_type

An overlapped_handle is always the lowest layer.

native_handle_type

The native representation of a handle.

Member Functions

Name

Description

assign

Assign an existing native handle to the handle.

basic_overlapped_handle [constructor]

Construct an overlapped handle without opening it.

Construct an overlapped handle on an existing native handle.

Move-construct an overlapped handle from another.

cancel

Cancel all asynchronous operations associated with the handle.

close

Close the handle.

get_executor

Get the executor associated with the object.

is_open

Determine whether the handle is open.

lowest_layer

Get a reference to the lowest layer.

Get a const reference to the lowest layer.

native_handle

Get the native handle representation.

operator=

Move-assign an overlapped handle from another.

Protected Member Functions

Name

Description

~basic_overlapped_handle [destructor]

Protected destructor to prevent deletion through this type.

The windows::overlapped_handle class provides the ability to wrap a Windows handle. The underlying object referred to by the handle must support overlapped I/O.

Thread Safety

Distinct objects: Safe.

Shared objects: Unsafe.

Requirements

Header: boost/asio/windows/overlapped_handle.hpp

Convenience header: boost/asio.hpp


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