...one of the most highly
regarded and expertly designed C++ library projects in the
world. — Herb Sutter and Andrei
Read some data from the stream.
template< class MutableBufferSequence> std::size_t read_some( MutableBufferSequence const& buffers, error_code& ec);
This function is used to read data from the stream. The function call will block until one or more bytes of data has been read successfully, or until an error occurs.
The buffers into which the data will be read.
Set to indicate what error occurred, if any.
The number of bytes read.
may not read all of the requested number of bytes. Consider using the
net::read if you need to ensure that the
requested amount of data is read before the blocking operation completes.