root/net/dccp/sysctl.c

DEFINITIONS

1. dccp_sysctl_init
2. dccp_sysctl_exit

/*
 *  net/dccp/sysctl.c
 *
 *  An implementation of the DCCP protocol
 *  Arnaldo Carvalho de Melo <acme@mandriva.com>
 *
 *      This program is free software; you can redistribute it and/or
 *      modify it under the terms of the GNU General Public License v2
 *      as published by the Free Software Foundation.
 */

#include <linux/mm.h>
#include <linux/sysctl.h>
#include "dccp.h"
#include "feat.h"

#ifndef CONFIG_SYSCTL
#error This file should not be compiled without CONFIG_SYSCTL defined
#endif

static struct ctl_table dccp_default_table[] = {
        {
                .procname       = "seq_window",
                .data           = &sysctl_dccp_feat_sequence_window,
                .maxlen         = sizeof(sysctl_dccp_feat_sequence_window),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "rx_ccid",
                .data           = &sysctl_dccp_feat_rx_ccid,
                .maxlen         = sizeof(sysctl_dccp_feat_rx_ccid),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "tx_ccid",
                .data           = &sysctl_dccp_feat_tx_ccid,
                .maxlen         = sizeof(sysctl_dccp_feat_tx_ccid),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "ack_ratio",
                .data           = &sysctl_dccp_feat_ack_ratio,
                .maxlen         = sizeof(sysctl_dccp_feat_ack_ratio),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "send_ackvec",
                .data           = &sysctl_dccp_feat_send_ack_vector,
                .maxlen         = sizeof(sysctl_dccp_feat_send_ack_vector),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "send_ndp",
                .data           = &sysctl_dccp_feat_send_ndp_count,
                .maxlen         = sizeof(sysctl_dccp_feat_send_ndp_count),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "request_retries",
                .data           = &sysctl_dccp_request_retries,
                .maxlen         = sizeof(sysctl_dccp_request_retries),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "retries1",
                .data           = &sysctl_dccp_retries1,
                .maxlen         = sizeof(sysctl_dccp_retries1),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "retries2",
                .data           = &sysctl_dccp_retries2,
                .maxlen         = sizeof(sysctl_dccp_retries2),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "tx_qlen",
                .data           = &sysctl_dccp_tx_qlen,
                .maxlen         = sizeof(sysctl_dccp_tx_qlen),
                .mode           = 0644,
                .proc_handler   = proc_dointvec,
        },
        {
                .procname       = "sync_ratelimit",
                .data           = &sysctl_dccp_sync_ratelimit,
                .maxlen         = sizeof(sysctl_dccp_sync_ratelimit),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_ms_jiffies,
        },

        { .ctl_name = 0, }
};

static struct ctl_path dccp_path[] = {
        { .procname = "net", .ctl_name = CTL_NET, },
        { .procname = "dccp", .ctl_name = NET_DCCP, },
        { .procname = "default", .ctl_name = NET_DCCP_DEFAULT, },
        { }
};

static struct ctl_table_header *dccp_table_header;

int __init dccp_sysctl_init(void)
{
        dccp_table_header = register_sysctl_paths(dccp_path,
                        dccp_default_table);

        return dccp_table_header != NULL ? 0 : -ENOMEM;
}

void dccp_sysctl_exit(void)
{
        if (dccp_table_header != NULL) {
                unregister_sysctl_table(dccp_table_header);
                dccp_table_header = NULL;
        }
}