/* ssl_set(key=nil, cert=nil, ca=nil, capath=nil, cipher=nil) */
static VALUE ssl_set(int argc, VALUE* argv, VALUE obj)
{
VALUE key, cert, ca, capath, cipher;
char *s_key, *s_cert, *s_ca, *s_capath, *s_cipher;
MYSQL* m = GetHandler(obj);
rb_scan_args(argc, argv, "05", &key, &cert, &ca, &capath, &cipher);
s_key = NILorSTRING(key);
s_cert = NILorSTRING(cert);
s_ca = NILorSTRING(ca);
s_capath = NILorSTRING(capath);
s_cipher = NILorSTRING(cipher);
mysql_ssl_set(m, s_key, s_cert, s_ca, s_capath, s_cipher);
return obj;
}