des_cbc_decrypt
outmp = des_cbc_decrypt(q, tmi, mp, &null_hash);
outmp = des_cbc_decrypt(q, tmi, mp, &md5_hash);
outmp = des_cbc_decrypt(q, tmi, mp, &crc32_hash);
outmp = des_cbc_decrypt(q, tmi, mp, &sha1_hash);