142 lines
3.2 KiB
C
142 lines
3.2 KiB
C
/* $OpenBSD: ppp.c,v 1.3 2011/05/23 19:35:54 jasper Exp $ */
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/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, October 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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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,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <glibtop.h>
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#include <glibtop/error.h>
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#include <glibtop/ppp.h>
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#include <glibtop_suid.h>
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#ifdef HAVE_I4B
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#include <net/if.h>
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#include <net/if_types.h>
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#ifdef HAVE_NET_IF_VAR_H
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#include <net/if_var.h>
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#endif
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#include <net/netisr.h>
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#include <net/route.h>
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#include <net/if_sppp.h>
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/* Read `misc/i4b_acct.txt' for details ... */
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#ifdef HAVE_I4B_ACCT
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#include <machine/i4b_acct.h>
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#endif
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static const unsigned long _glibtop_sysdeps_ppp =
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(1L << GLIBTOP_PPP_STATE);
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#ifdef HAVE_I4B_ACCT
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static const unsigned long _glibtop_sysdeps_ppp_acct =
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(1L << GLIBTOP_PPP_BYTES_IN) + (1L << GLIBTOP_PPP_BYTES_OUT);
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#endif
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#endif /* HAVE_I4B */
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/* nlist structure for kernel access */
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static struct nlist nlst [] = {
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#ifdef HAVE_I4B
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{ "_i4bisppp_softc" },
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#endif
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{ 0 }
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};
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/* Init function. */
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void
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_glibtop_init_ppp_p (glibtop *server)
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{
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#ifdef HAVE_I4B
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#ifdef HAVE_I4B_ACCT
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server->sysdeps.ppp = _glibtop_sysdeps_ppp |
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_glibtop_sysdeps_ppp_acct;
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#else
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server->sysdeps.ppp = _glibtop_sysdeps_ppp;
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#endif
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#endif /* HAVE_I4B */
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if (kvm_nlist (server->machine.kd, nlst) < 0)
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glibtop_error_io_r (server, "kvm_nlist");
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}
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/* Provides information about ppp usage. */
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void
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glibtop_get_ppp_p (glibtop *server, glibtop_ppp *buf, unsigned short device)
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{
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#ifdef HAVE_I4B
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#ifdef HAVE_I4B_ACCT
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struct i4bisppp_softc data;
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#else
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struct sppp data;
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#endif
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int phase;
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glibtop_init_p (server, (1L << GLIBTOP_SYSDEPS_PPP), 0);
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memset (buf, 0, sizeof (glibtop_ppp));
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if (kvm_read (server->machine.kd, nlst [0].n_value,
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&data, sizeof (data)) != sizeof (data))
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glibtop_error_io_r (server, "kvm_read (i4bisppp_softc)");
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#ifdef HAVE_I4B_ACCT
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phase = data.sc_if_un.scu_sp.pp_phase;
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#else
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/* FIXME: Which FreeBSD version have this field and
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* which not. */
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#if 0
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phase = data.pp_phase;
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#endif
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#endif
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switch (phase) {
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#ifdef HAVE_I4B_ACCT
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case PHASE_DEAD:
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case PHASE_TERMINATE:
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buf->state = GLIBTOP_PPP_STATE_HANGUP;
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break;
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case PHASE_ESTABLISH:
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case PHASE_NETWORK:
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buf->state = GLIBTOP_PPP_STATE_ONLINE;
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break;
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#endif
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default:
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buf->state = GLIBTOP_PPP_STATE_UNKNOWN;
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break;
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}
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buf->flags = _glibtop_sysdeps_ppp;
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#ifdef HAVE_I4B_ACCT
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buf->bytes_in = data.sc_inb;
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buf->bytes_out = data.sc_outb;
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buf->flags |= _glibtop_sysdeps_ppp_acct;
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#endif
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#endif /* HAVE_I4B */
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}
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