157: function encode64 (p_blob in blob) return clob as
158: l_result clob;
159: begin
160: if p_blob is not null then 161: dbms_lob.createtemporary 162: (lob_loc => l_result
163: ,cache => false
164: ,dur => 0);
165: wf_mail_util.encodeblob (p_blob,l_result);