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

This is the documentation for a snapshot of the develop branch, built from commit 22911a2a02.
basic_raw_socket::available (2 of 2 overloads)

Inherited from basic_socket.

Determine the number of bytes available for reading.

std::size_t available(
    boost::system::error_code & ec) const;

This function is used to determine the number of bytes that may be read without blocking.



Set to indicate what error occurred, if any.

Return Value

The number of bytes that may be read without blocking, or 0 if an error occurs.