Added private_rsa_key_from_pem and public_rsa_key_from_pem.

        }

    }

    /// Reads an RSA private key from PEM, takes ownership of handle

    pub fn private_rsa_key_from_pem<R>(reader: &mut R) -> Result<PKey, SslError>

    where R: Read

    {

        let mut mem_bio = try!(MemBio::new());

        try!(io::copy(reader, &mut mem_bio).map_err(StreamError));

        unsafe {

            let rsa = try_ssl_null!(ffi::PEM_read_bio_RSAPrivateKey(mem_bio.get_handle(),

                                                                 ptr::null_mut(),

                                                                 None,

                                                                 ptr::null_mut()));

            let evp = ffi::EVP_PKEY_new();

            if ffi::EVP_PKEY_set1_RSA(evp, rsa) == 0 {

                return Err(SslError::get());

            }

            Ok(PKey {

                evp: evp,

                parts: Parts::Public,

            })

        }

    }

    /// Reads an RSA public key from PEM, takes ownership of handle

    pub fn public_rsa_key_from_pem<R>(reader: &mut R) -> Result<PKey, SslError>

    where R: Read

    {

        let mut mem_bio = try!(MemBio::new());

        try!(io::copy(reader, &mut mem_bio).map_err(StreamError));

        unsafe {

            let rsa = try_ssl_null!(ffi::PEM_read_bio_RSA_PUBKEY(mem_bio.get_handle(),

                                                                 ptr::null_mut(),

                                                                 None,

                                                                 ptr::null_mut()));

            let evp = ffi::EVP_PKEY_new();

            if ffi::EVP_PKEY_set1_RSA(evp, rsa) == 0 {

                return Err(SslError::get());

            }

            Ok(PKey {

                evp: evp,

                parts: Parts::Public,

            })

        }

    }

    fn _tostr(&self, f: unsafe extern "C" fn(*mut ffi::RSA, *const *mut u8) -> c_int) -> Vec<u8> {

        unsafe {

            let rsa = ffi::EVP_PKEY_get1_RSA(self.evp);