1=pod 2 3=head1 NAME 4 5RSA_size - get RSA modulus size 6 7=head1 SYNOPSIS 8 9 #include <openssl/rsa.h> 10 11 int RSA_size(const RSA *rsa); 12 13=head1 DESCRIPTION 14 15This function returns the RSA modulus size in bytes. It can be used to 16determine how much memory must be allocated for an RSA encrypted 17value. 18 19B<rsa-E<gt>n> must not be B<NULL>. 20 21=head1 RETURN VALUE 22 23The size in bytes. 24 25=head1 SEE ALSO 26 27L<rsa(3)|rsa(3)> 28 29=head1 HISTORY 30 31RSA_size() is available in all versions of SSLeay and OpenSSL. 32 33=cut 34