annotate src/io/rx_layer.h @ 0:d39e1d0d75b6

initial add
author paulo@hit-nxdomain.opendns.com
date Sat, 20 Feb 2010 21:18:28 -0800
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paulo@0 1 /*
paulo@0 2 * $Id: rx_layer.h,v 1.3 2004/02/01 08:17:12 hipnod Exp $
paulo@0 3 *
paulo@0 4 * Copyright (C) 2003 giFT project (gift.sourceforge.net)
paulo@0 5 *
paulo@0 6 * This program is free software; you can redistribute it and/or modify it
paulo@0 7 * under the terms of the GNU General Public License as published by the
paulo@0 8 * Free Software Foundation; either version 2, or (at your option) any
paulo@0 9 * later version.
paulo@0 10 *
paulo@0 11 * This program is distributed in the hope that it will be useful, but
paulo@0 12 * WITHOUT ANY WARRANTY; without even the implied warranty of
paulo@0 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
paulo@0 14 * General Public License for more details.
paulo@0 15 */
paulo@0 16
paulo@0 17 #ifndef GIFT_GT_RX_LAYER_H_
paulo@0 18 #define GIFT_GT_RX_LAYER_H_
paulo@0 19
paulo@0 20 /*****************************************************************************/
paulo@0 21
paulo@0 22 #include "rx_stack.h"
paulo@0 23 #include "io_buf.h"
paulo@0 24
paulo@0 25 /*****************************************************************************/
paulo@0 26
paulo@0 27 struct gt_rx_stack;
paulo@0 28 struct rx_layer;
paulo@0 29
paulo@0 30 struct rx_layer_ops
paulo@0 31 {
paulo@0 32 BOOL (*init) (struct rx_layer *layer, void *udata);
paulo@0 33 void (*destroy) (struct rx_layer *layer);
paulo@0 34 void (*enable) (struct rx_layer *layer);
paulo@0 35 void (*disable) (struct rx_layer *layer);
paulo@0 36 void (*recv) (struct rx_layer *layer, struct io_buf *io_buf);
paulo@0 37 };
paulo@0 38
paulo@0 39 struct rx_layer
paulo@0 40 {
paulo@0 41 const char *name;
paulo@0 42 void *udata;
paulo@0 43 struct rx_layer_ops *ops;
paulo@0 44 BOOL enabled;
paulo@0 45
paulo@0 46 struct rx_layer *upper;
paulo@0 47 struct rx_layer *lower;
paulo@0 48
paulo@0 49 struct gt_rx_stack *stack;
paulo@0 50 };
paulo@0 51
paulo@0 52 /*****************************************************************************/
paulo@0 53
paulo@0 54 struct rx_layer *gt_rx_layer_new (struct gt_rx_stack *stack,
paulo@0 55 const char *name,
paulo@0 56 struct rx_layer_ops *ops, void *udata);
paulo@0 57 void gt_rx_layer_free (struct rx_layer *layer);
paulo@0 58
paulo@0 59 void gt_rx_layer_disable (struct rx_layer *layer);
paulo@0 60 void gt_rx_layer_enable (struct rx_layer *layer);
paulo@0 61
paulo@0 62 /* pass a message buffer up to preceding layers */
paulo@0 63 void gt_rx_layer_recv (struct rx_layer *layer,
paulo@0 64 struct io_buf *io_buf);
paulo@0 65
paulo@0 66 /*****************************************************************************/
paulo@0 67
paulo@0 68 #endif /* GIFT_GT_RX_LAYER_H_ */