/* $OpenBSD: pk_acct.c,v 1.5 2003/06/02 23:28:13 millert Exp $ */ /* $NetBSD: pk_acct.c,v 1.9 1996/02/13 22:05:11 christos Exp $ */ /* * Copyright (c) University of British Columbia, 1984 * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * the Laboratory for Computation Vision and the Computer Science Department * of the University of British Columbia. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)pk_acct.c 8.1 (Berkeley) 6/10/93 */ #include <sys/param.h> #include <sys/systm.h> #include <sys/namei.h> #include <sys/proc.h> #include <sys/vnode.h> #include <sys/kernel.h> #include <sys/file.h> #include <sys/socket.h> #include <sys/socketvar.h> #include <net/if.h> #include <netccitt/x25.h> #include <netccitt/pk.h> #include <netccitt/pk_var.h> #include <netccitt/pk_extern.h> #include <netccitt/x25acct.h> struct vnode *pkacctp; /* * Turn on packet accounting */ int pk_accton (path) char *path; { register struct vnode *vp = NULL; struct nameidata nd; struct vnode *oacctp = pkacctp; struct proc *p = curproc; int error; if (path == 0) goto close; NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, path, p); if ((error = vn_open (&nd, FWRITE, 0644)) != 0) return (error); vp = nd.ni_vp; VOP_UNLOCK(vp, 0, p); if (vp -> v_type != VREG) { vrele (vp); return (EACCES); } pkacctp = vp; if (oacctp) { close: error = vn_close (oacctp, FWRITE, p -> p_ucred, p); } return (error); } /* * Write a record on the accounting file. */ void pk_acct (lcp) register struct pklcd *lcp; { register struct vnode *vp; register struct sockaddr_x25 *sa; register char *src, *dst; register int len; static struct x25acct acbuf; if ((vp = pkacctp) == 0) return; bzero ((caddr_t)&acbuf, sizeof (acbuf)); if (lcp -> lcd_ceaddr != 0) sa = lcp -> lcd_ceaddr; else if (lcp -> lcd_craddr != 0) { sa = lcp -> lcd_craddr; acbuf.x25acct_callin = 1; } else return; if (sa -> x25_opts.op_flags & X25_REVERSE_CHARGE) acbuf.x25acct_revcharge = 1; acbuf.x25acct_stime = lcp -> lcd_stime; acbuf.x25acct_etime = time.tv_sec - acbuf.x25acct_stime; acbuf.x25acct_uid = curproc -> p_cred -> p_ruid; acbuf.x25acct_psize = sa -> x25_opts.op_psize; acbuf.x25acct_net = sa -> x25_net; /* * Convert address to bcd */ src = sa -> x25_addr; dst = acbuf.x25acct_addr; for (len = 0; *src; len++) if (len & 01) *dst++ |= *src++ & 0xf; else *dst = *src++ << 4; acbuf.x25acct_addrlen = len; bcopy (sa -> x25_udata, acbuf.x25acct_udata, sizeof (acbuf.x25acct_udata)); acbuf.x25acct_txcnt = lcp -> lcd_txcnt; acbuf.x25acct_rxcnt = lcp -> lcd_rxcnt; (void) vn_rdwr(UIO_WRITE, vp, (caddr_t)&acbuf, sizeof (acbuf), (off_t)0, UIO_SYSSPACE, IO_UNIT|IO_APPEND, curproc -> p_ucred, NULL, NULL); }