NAME    [Toc]    [Back]

       RSA_size - Get RSA modulus size

SYNOPSIS    [Toc]    [Back]

       #include <openssl/rsa.h>

       int RSA_size(
               RSA *rsa );

DESCRIPTION    [Toc]    [Back]

       This  function  returns  the RSA modulus size in bytes. It
       can be used to determine how much memory must be allocated
       for an RSA encrypted value.

       The rsa->n must not be NULL.

RETURN VALUE    [Toc]    [Back]

       The size in bytes.

HISTORY    [Toc]    [Back]

       The  RSA_size()  function  is available in all versions of
       SSLeay and OpenSSL.

SEE ALSO    [Toc]    [Back]

       Functions: rsa(3)



                                                      RSA_size(3)