/***
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*
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* rtmac_proc.c
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*
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* rtmac - real-time networking medium access control subsystem
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* Copyright (C) 2002 Marc Kleine-Budde <kleine-budde@gmx.de>
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* 2004 Jan Kiszka <jan.kiszka@web.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include <linux/module.h>
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#include <rtnet_internal.h>
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#include <rtmac/rtmac_disc.h>
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#include <rtmac/rtmac_vnic.h>
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#include <rtmac/rtmac_proc.h>
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#ifdef CONFIG_XENO_OPT_VFILE
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struct xnvfile_directory rtmac_proc_root;
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static struct xnvfile_regular_ops rtnet_rtmac_disciplines_vfile_ops = {
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.show = rtnet_rtmac_disciplines_show,
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};
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static struct xnvfile_regular rtnet_rtmac_disciplines_vfile = {
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.ops = &rtnet_rtmac_disciplines_vfile_ops,
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};
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static struct xnvfile_regular_ops rtnet_rtmac_vnics_vfile_ops = {
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.show = rtnet_rtmac_vnics_show,
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};
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static struct xnvfile_regular rtnet_rtmac_vnics_vfile = {
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.ops = &rtnet_rtmac_vnics_vfile_ops,
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};
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static int rtnet_rtmac_disc_show(struct xnvfile_regular_iterator *it,
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void *data)
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{
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struct rtmac_proc_entry *entry;
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entry = container_of(it->vfile, struct rtmac_proc_entry, vfile);
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return entry->handler(it, data);
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}
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static struct xnvfile_regular_ops rtnet_rtmac_disc_vfile_ops = {
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.show = rtnet_rtmac_disc_show,
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};
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int rtmac_disc_proc_register(struct rtmac_disc *disc)
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{
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int i, err;
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struct rtmac_proc_entry *entry;
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for (i = 0; i < disc->nr_proc_entries; i++) {
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entry = &disc->proc_entries[i];
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entry->vfile.ops = &rtnet_rtmac_disc_vfile_ops;
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err = xnvfile_init_regular(entry->name, &entry->vfile,
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&rtmac_proc_root);
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if (err < 0) {
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while (--i >= 0)
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xnvfile_destroy_regular(
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&disc->proc_entries[i].vfile);
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return err;
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}
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}
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return 0;
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}
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void rtmac_disc_proc_unregister(struct rtmac_disc *disc)
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{
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int i;
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for (i = 0; i < disc->nr_proc_entries; i++)
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xnvfile_destroy_regular(&disc->proc_entries[i].vfile);
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}
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int rtmac_proc_register(void)
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{
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int err;
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err = xnvfile_init_dir("rtmac", &rtmac_proc_root, &rtnet_proc_root);
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if (err < 0)
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goto err1;
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err = xnvfile_init_regular("disciplines",
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&rtnet_rtmac_disciplines_vfile,
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&rtmac_proc_root);
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if (err < 0)
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goto err2;
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err = xnvfile_init_regular("vnics", &rtnet_rtmac_vnics_vfile,
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&rtmac_proc_root);
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if (err < 0)
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goto err3;
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return 0;
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err3:
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xnvfile_destroy_regular(&rtnet_rtmac_disciplines_vfile);
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err2:
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xnvfile_destroy_dir(&rtmac_proc_root);
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err1:
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/*ERRMSG*/ printk("RTmac: unable to initialize /proc entries\n");
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return err;
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}
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void rtmac_proc_release(void)
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{
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xnvfile_destroy_regular(&rtnet_rtmac_vnics_vfile);
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xnvfile_destroy_regular(&rtnet_rtmac_disciplines_vfile);
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xnvfile_destroy_dir(&rtmac_proc_root);
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}
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#endif /* CONFIG_XENO_OPT_VFILE */
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