rtcfg_conn_event.h

硬实时linux补丁rtai下的网络协议栈 最新

/***
 *
 *  include/rtcfg/rtcfg_conn_event.h
 *
 *  Real-Time Configuration Distribution Protocol
 *
 *  Copyright (C) 2003-2005 Jan Kiszka <[e-mail]>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef __RTCFG_CONN_EVENT_H_
#define __RTCFG_CONN_EVENT_H_

#include <linux/netdevice.h>

#include <rtcfg_chrdev.h>
#include <rtcfg/rtcfg_file.h>
#include <rtnet_internal.h>


typedef enum {
    RTCFG_CONN_SEARCHING,
    RTCFG_CONN_STAGE_1,
    RTCFG_CONN_STAGE_2,
    RTCFG_CONN_READY,
    RTCFG_CONN_DEAD
} RTCFG_CONN_STATE;

struct rtcfg_connection {
    struct list_head        entry;
    int                     ifindex;
    RTCFG_CONN_STATE        state;
    u8                      mac_addr[MAX_ADDR_LEN];
    unsigned int            addr_type;
    union {
#ifdef CONFIG_RTNET_RTIPV4
        u32                 ip_addr;
#endif
    } addr;
    void                    *stage1_data;
    size_t                  stage1_size;
    struct rtcfg_file       *stage2_file;
    u32                     cfg_offs;
    unsigned int            flags;
    unsigned int            burstrate;
    nanosecs_abs_t          last_frame;
    u64                     cfg_timeout;
#ifdef CONFIG_PROC_FS
    struct proc_dir_entry   *proc_entry;
#endif
};


int rtcfg_do_conn_event(struct rtcfg_connection *conn, RTCFG_EVENT event_id,
                        void* event_data);

#endif /* __RTCFG_CONN_EVENT_H_ */