Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This version of Boost is under active development. You are currently in the develop branch. The current version is 1.89.0.

windows::basic_overlapped_handle::cancel (2 of 2 overloads)

windows::basic_overlapped_handle::cancel (2 of 2 overloads)

Cancel all asynchronous operations associated with the handle.

void cancel(
    boost::system::error_code & ec);

This function causes all outstanding asynchronous read or write operations to finish immediately, and the handlers for cancelled operations will be passed the boost::asio::error::operation_aborted error.

Parameters

ec: Set to indicate what error occurred, if any.