Provide server side kadm5_chpass_principal_3() with ks_tuple implementation.

We enable kadm5_chpass_principal_3() in the server side of the
library.  The client kadm5 library calls will still return the
error KAMD5_KS_TUPLE_NO_SUPP.

Signed-off-by: Nicolas Williams <nico@cryptonector.com>

lib/kadm5/chpass_c.c

@@ -39,6 +39,8 @@ kadm5_ret_t
 kadm5_c_chpass_principal(void *server_handle,
 			 krb5_principal princ,
 			 int keepold,
+			 int n_ks_tuple,
+			 krb5_key_salt_tuple *ks_tuple,
 			 const char *password)
 {
     kadm5_client_context *context = server_handle;
@@ -48,6 +50,14 @@ kadm5_c_chpass_principal(void *server_handle,
     int32_t tmp;
     krb5_data reply;
 
+    /*
+     * We should get around to implementing this...  At the moment, the
+     * the server side API is implemented but the wire protocol has not
+     * been updated.
+     */
+    if (n_ks_tuple > 0)
+       return KADM5_KS_TUPLE_NOSUPP;
+
     ret = _kadm5_connect(server_handle);
     if(ret)
 	return ret;