3ca0614de9
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21095 a1c6a512-1295-4272-9138-f99709370657
70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2009 Wincent Balin
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef PDBOX_H
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#define PDBOX_H
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/* Use dbestfit. */
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#include "bmalloc.h"
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#include "dmalloc.h"
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/* Minimal memory size. */
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#define MIN_MEM_SIZE (4 * 1024 * 1024)
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/* Maximal size of the datagram. */
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#define MAX_DATAGRAM_SIZE 255
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/* This structure replaces a UDP datagram. */
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struct datagram
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{
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bool used;
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uint8_t size;
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char data[MAX_DATAGRAM_SIZE];
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};
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/* Network functions prototypes. */
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void net_init(void);
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void net_destroy(void);
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bool send_datagram(struct event_queue* route, int port,
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char* data, size_t size);
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bool receive_datagram(struct event_queue* route, int port,
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struct datagram* buffer);
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/* Network message queues. */
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extern struct event_queue gui_to_core;
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extern struct event_queue core_to_gui;
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/* UDP ports of the original software. */
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#define PD_CORE_PORT 3333
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#define PD_GUI_PORT 3334
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/* Convinience macros. */
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#define SEND_TO_CORE(data) \
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send_datagram(&gui_to_core, PD_CORE_PORT, data, rb->strlen(data))
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#define RECEIVE_TO_CORE(buffer) \
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receive_datagram(&gui_to_core, PD_CORE_PORT, buffer)
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#define SEND_FROM_CORE(data) \
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send_datagram(&core_to_gui, PD_GUI_PORT, data, rb->strlen(data))
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#define RECEIVE_FROM_CORE(buffer) \
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receive_datagram(&core_to_gui, PD_GUI_PORT, buffer)
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#endif
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