168651Skris=pod 268651Skris 368651Skris=head1 NAME 468651Skris 568651SkrisBIO_f_null - null filter 668651Skris 768651Skris=head1 SYNOPSIS 868651Skris 968651Skris #include <openssl/bio.h> 1068651Skris 1168651Skris BIO_METHOD * BIO_f_null(void); 1268651Skris 1368651Skris=head1 DESCRIPTION 1468651Skris 1568651SkrisBIO_f_null() returns the null filter BIO method. This is a filter BIO 1668651Skristhat does nothing. 1768651Skris 1868651SkrisAll requests to a null filter BIO are passed through to the next BIO in 1968651Skristhe chain: this means that a BIO chain containing a null filter BIO 2068651Skrisbehaves just as though the BIO was not there. 2168651Skris 2268651Skris=head1 NOTES 2368651Skris 2468651SkrisAs may be apparent a null filter BIO is not particularly useful. 2568651Skris 2668651Skris=head1 RETURN VALUES 2768651Skris 2868651SkrisBIO_f_null() returns the null filter BIO method. 2968651Skris 3068651Skris=head1 SEE ALSO 3168651Skris 3268651SkrisTBA 33