/*****************************************************************************

 @(#) $Id: sysctl_net_ss7.c,v 0.7 2000/09/07 11:12:13 brian Exp $

 -----------------------------------------------------------------------------

 Copyright (C) 1997, 1998, 1999, 2000  Brian Bidulock <bidulock@dallas.net>

 All Rights Reserved.

 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.

 Last Modified $Date: 2000/09/07 11:12:13 $ by $Author: brian $

 -----------------------------------------------------------------------------

 $Log: sysctl_net_ss7.c,v $
 Revision 0.7  2000/09/07 11:12:13  brian
 Initial import of OpenSS7.

 Revision 1.1.1.1  2000/09/05 11:00:20  brian
 Initial import of new OpenSS7 stack for Linux.

 *****************************************************************************/

/*
 * sysctl interface to the SS7 subsystem
 *
 * things to be set on a system-wide protocol basis
 */

#include <linux/mm.h>
#include <linux/sysctl.h>
#include <linux/skbuff.h>
#include <linux/socket.h>
#include <linux/netdevice.h>
#include <linux/init.h>
#include <net/ss7.h>

static int min_timer[] = {1   * HZ};
static int max_timer[] = {300 * HZ};

static struct ctl_table_header *ss7_table_header;

static ctl_table *ss7_table = NULL;
static int ss7_table_size = 0;

static ctl_table ss7_dir_table[] = {
    /* FIXME: NET_SS7 must be added to <linux/sysctl.h> */
	{NET_SS7, "ss7", NULL, 0, 0555, ss7_table},
	{0}
};

static ctl_table ss7_root_table[] = {
	{CTL_NET, "net", NULL, 0, 0555, ss7_dir_table},
	{0}
};


static ctl_table ss7_table[] = {
        {NET_SS7_TRANSFER_FUNCTION, "trasnfer_function",
         &sysctl_ss7_transfer_function, sizeof(int), 0644, NULL,
         &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
        {NET_SS7_DUMMY_SYSCTL_0, "dummy_sysctl_0",
         &sysctl_ss7_dummy_sysctl_0, sizeof(int), 0644, NULL,
         &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
        {NET_SS7_DUMMY_SYSCTL_1, "dummy_sysctl_1",
         &sysctl_ss7_dummy_sysctl_1, sizeof(int), 0644, NULL,
         &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
        {NET_SS7_DUMMY_SYSCTL_2, "dummy_sysctl_2",
         &sysctl_ss7_dummy_sysctl_2, sizeof(int), 0644, NULL,
         &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
        {NET_SS7_DUMMY_SYSCTL_3, "dummy_sysctl_3",
         &sysctl_ss7_dummy_sysctl_3, sizeof(int), 0644, NULL,
         &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
	{0}
};


/*
 *  I have subtables: one for each SS7 link.  Iterate through all of the
 *  device subtables setting their device sysctls and proc entries.
 *
 */

void ss7_register_sysctl(void)
{
    ss7_iface *ss7_iface;
    int n, k;

    for (   ss7_table_size = sizeof(ctl_table), ss7_iface = ss7_iface_list;
            ss7_iface != NULL;
            ss7_iface = ss7_iface->next);

    if ((ss7_table = kmalloc(ss7_table_size, GFP_ATOMIC)) == NULL)
        return;

    memset(ss7_table, 0x00, ss7_table_size);

    for (   n = 0, ss7_iface = ss7_iface_list;
            ss7_iface != NULL;
            ss7_iface = ss7_iface->next)
    {
        ss7_table[n].ctl_name       = n + 1;
        ss7_table[n].procname       = ss7_iface->dev->name;
        ss7_table[n].data           = NULL;
        ss7_table[n].maxlen         = 0;
        ss7_table[n].mode           = 0555;
        ss7_table[n].child          = ss7_iface->systable;
        ss7_table[n].proc_handler   = NULL;

        memcpy(ss7_iface->systable, ss7_param_table, sizeof(ss7_iface->systable));

        ss7_iface->systable[SS7_MAX_VALUES].ctl_name = 0;

        for (k = 0; k < SS7_MAX_VALUES; k++)
            ss7_iface->systable[k].data = &ss7_iface->values[k];

        n++;
    }

    ss7_dir_table[0].child = ss7_table;
    
    ss7_table_header = register_sysctl_table(ss7_root_table, 1);
}

void ss7_unregister_sysctl(void)
{
    unregister_sysctl_table(ss7_table_header);

    kfree(ss7_table);

    ss7_dir_table[0].child = NULL;
}
































__initfunc(void ss7_register_sysctl(void))
{
	ss7_table_header = register_sysctl_table(ss7_root_table, 1);
}

void ss7_unregister_sysctl(void)
{
	unregister_sysctl_table(ss7_table_header);
}