149 lines
4.4 KiB
C
149 lines
4.4 KiB
C
/* $NetBSD: pk_acct.c,v 1.12 1998/09/13 16:21:18 christos Exp $ */
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/*
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* Copyright (c) 1984 University of British Columbia.
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Laboratory for Computation Vision and the Computer Science Department
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* of the University of British Columbia.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)pk_acct.c 8.2 (Berkeley) 5/14/95
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/namei.h>
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#include <sys/proc.h>
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#include <sys/vnode.h>
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#include <sys/kernel.h>
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#include <sys/file.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <net/if.h>
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#include <netccitt/x25.h>
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#include <netccitt/pk.h>
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#include <netccitt/pk_var.h>
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#include <netccitt/pk_extern.h>
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#include <netccitt/x25acct.h>
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struct vnode *pkacctp;
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/*
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* Turn on packet accounting
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*/
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int
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pk_accton(path)
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char *path;
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{
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register struct vnode *vp = NULL;
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struct nameidata nd;
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struct vnode *oacctp = pkacctp;
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struct proc *p = curproc; /* XXX */
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int error;
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if (path == 0)
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goto close;
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NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, path, p);
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if ((error = vn_open (&nd, FWRITE, 0644)) != 0)
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return (error);
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vp = nd.ni_vp;
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VOP_UNLOCK(vp, 0);
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if (vp -> v_type != VREG) {
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vrele (vp);
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return (EACCES);
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}
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pkacctp = vp;
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if (oacctp) {
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close:
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error = vn_close (oacctp, FWRITE, p -> p_ucred, p);
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}
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return (error);
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}
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/*
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* Write a record on the accounting file.
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*/
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void
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pk_acct(lcp)
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register struct pklcd *lcp;
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{
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register struct vnode *vp;
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register struct sockaddr_x25 *sa;
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register char *src, *dst;
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register int len;
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static struct x25acct acbuf;
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if ((vp = pkacctp) == 0)
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return;
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bzero ((caddr_t)&acbuf, sizeof (acbuf));
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if (lcp -> lcd_ceaddr != 0)
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sa = lcp -> lcd_ceaddr;
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else if (lcp -> lcd_craddr != 0) {
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sa = lcp -> lcd_craddr;
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acbuf.x25acct_callin = 1;
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} else
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return;
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if (sa -> x25_opts.op_flags & X25_REVERSE_CHARGE)
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acbuf.x25acct_revcharge = 1;
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acbuf.x25acct_stime = lcp -> lcd_stime;
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acbuf.x25acct_etime = time.tv_sec - acbuf.x25acct_stime;
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acbuf.x25acct_uid = curproc -> p_cred -> p_ruid;
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acbuf.x25acct_psize = sa -> x25_opts.op_psize;
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acbuf.x25acct_net = sa -> x25_net;
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/*
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* Convert address to bcd
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*/
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src = sa -> x25_addr;
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dst = acbuf.x25acct_addr;
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for (len = 0; *src; len++)
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if (len & 01)
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*dst++ |= *src++ & 0xf;
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else
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*dst = *src++ << 4;
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acbuf.x25acct_addrlen = len;
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bcopy (sa -> x25_udata, acbuf.x25acct_udata,
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sizeof (acbuf.x25acct_udata));
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acbuf.x25acct_txcnt = lcp -> lcd_txcnt;
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acbuf.x25acct_rxcnt = lcp -> lcd_rxcnt;
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(void) vn_rdwr(UIO_WRITE, vp, (caddr_t)&acbuf, sizeof (acbuf),
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(off_t)0, UIO_SYSSPACE, IO_UNIT|IO_APPEND,
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curproc -> p_ucred, (size_t *)0,
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(struct proc *)0);
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}
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