1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 1997 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.14 */ 32*0Sstevel@tonic-gate /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */ 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #include "string.h" 35*0Sstevel@tonic-gate #include "sys/param.h" 36*0Sstevel@tonic-gate #include "stdlib.h" 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #include "lp.h" 39*0Sstevel@tonic-gate #include "secure.h" 40*0Sstevel@tonic-gate 41*0Sstevel@tonic-gate /** 42*0Sstevel@tonic-gate ** getsecure() - EXTRACT SECURE REQUEST STRUCTURE FROM DISK FILE 43*0Sstevel@tonic-gate **/ 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate SECURE * 46*0Sstevel@tonic-gate getsecure(char *file) 47*0Sstevel@tonic-gate { 48*0Sstevel@tonic-gate static SECURE secbuf; 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate char buf[BUFSIZ], 51*0Sstevel@tonic-gate *path; 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate int fd; 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate int fld; 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate if (*file == '/') 59*0Sstevel@tonic-gate path = Strdup(file); 60*0Sstevel@tonic-gate else 61*0Sstevel@tonic-gate path = makepath(Lp_Requests, file, (char *)0); 62*0Sstevel@tonic-gate if (!path) 63*0Sstevel@tonic-gate return (0); 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate if ((fd = open_locked(path, "r", MODE_NOREAD)) < 0) { 66*0Sstevel@tonic-gate Free (path); 67*0Sstevel@tonic-gate return (0); 68*0Sstevel@tonic-gate } 69*0Sstevel@tonic-gate Free (path); 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate secbuf.user = 0; 72*0Sstevel@tonic-gate errno = 0; 73*0Sstevel@tonic-gate for ( 74*0Sstevel@tonic-gate fld = 0; 75*0Sstevel@tonic-gate fld < SC_MAX && fdgets(buf, BUFSIZ, fd); 76*0Sstevel@tonic-gate fld++ 77*0Sstevel@tonic-gate ) { 78*0Sstevel@tonic-gate buf[strlen(buf) - 1] = 0; 79*0Sstevel@tonic-gate switch (fld) { 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate case SC_REQID: 82*0Sstevel@tonic-gate secbuf.req_id = Strdup(buf); 83*0Sstevel@tonic-gate break; 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate case SC_UID: 86*0Sstevel@tonic-gate secbuf.uid = (uid_t)atol(buf); 87*0Sstevel@tonic-gate break; 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate case SC_USER: 90*0Sstevel@tonic-gate secbuf.user = Strdup(buf); 91*0Sstevel@tonic-gate break; 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate case SC_GID: 94*0Sstevel@tonic-gate secbuf.gid = (gid_t)atol(buf); 95*0Sstevel@tonic-gate break; 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate case SC_SIZE: 98*0Sstevel@tonic-gate secbuf.size = (size_t)atol(buf); 99*0Sstevel@tonic-gate break; 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate case SC_DATE: 102*0Sstevel@tonic-gate secbuf.date = (time_t)atol(buf); 103*0Sstevel@tonic-gate break; 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate case SC_SYSTEM: 106*0Sstevel@tonic-gate secbuf.system = Strdup(buf); 107*0Sstevel@tonic-gate break; 108*0Sstevel@tonic-gate } 109*0Sstevel@tonic-gate } 110*0Sstevel@tonic-gate if (errno != 0 || fld != SC_MAX) { 111*0Sstevel@tonic-gate int save_errno = errno; 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate freesecure (&secbuf); 114*0Sstevel@tonic-gate close(fd); 115*0Sstevel@tonic-gate errno = save_errno; 116*0Sstevel@tonic-gate return (0); 117*0Sstevel@tonic-gate } 118*0Sstevel@tonic-gate close(fd); 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate /* 121*0Sstevel@tonic-gate * Now go through the structure and see if we have 122*0Sstevel@tonic-gate * anything strange. 123*0Sstevel@tonic-gate */ 124*0Sstevel@tonic-gate if ( 125*0Sstevel@tonic-gate secbuf.uid > MAXUID || secbuf.uid < -1 126*0Sstevel@tonic-gate || !secbuf.user 127*0Sstevel@tonic-gate || secbuf.gid > MAXUID || secbuf.gid < -1 128*0Sstevel@tonic-gate || secbuf.size == 0 129*0Sstevel@tonic-gate || secbuf.date <= 0 130*0Sstevel@tonic-gate ) { 131*0Sstevel@tonic-gate freesecure (&secbuf); 132*0Sstevel@tonic-gate errno = EBADF; 133*0Sstevel@tonic-gate return (0); 134*0Sstevel@tonic-gate } 135*0Sstevel@tonic-gate 136*0Sstevel@tonic-gate return (&secbuf); 137*0Sstevel@tonic-gate } 138*0Sstevel@tonic-gate 139*0Sstevel@tonic-gate /** 140*0Sstevel@tonic-gate ** putsecure() - WRITE SECURE REQUEST STRUCTURE TO DISK FILE 141*0Sstevel@tonic-gate **/ 142*0Sstevel@tonic-gate 143*0Sstevel@tonic-gate int 144*0Sstevel@tonic-gate putsecure(char *file, SECURE *secbufp) 145*0Sstevel@tonic-gate { 146*0Sstevel@tonic-gate char *path; 147*0Sstevel@tonic-gate 148*0Sstevel@tonic-gate int fd; 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate int fld; 151*0Sstevel@tonic-gate 152*0Sstevel@tonic-gate if (*file == '/') 153*0Sstevel@tonic-gate path = Strdup(file); 154*0Sstevel@tonic-gate else 155*0Sstevel@tonic-gate path = makepath(Lp_Requests, file, (char *)0); 156*0Sstevel@tonic-gate if (!path) 157*0Sstevel@tonic-gate return (-1); 158*0Sstevel@tonic-gate 159*0Sstevel@tonic-gate if ((fd = open_locked(path, "w", MODE_NOREAD)) < 0) { 160*0Sstevel@tonic-gate Free (path); 161*0Sstevel@tonic-gate return (-1); 162*0Sstevel@tonic-gate } 163*0Sstevel@tonic-gate Free (path); 164*0Sstevel@tonic-gate 165*0Sstevel@tonic-gate if ( 166*0Sstevel@tonic-gate !secbufp->req_id || 167*0Sstevel@tonic-gate !secbufp->user 168*0Sstevel@tonic-gate ) 169*0Sstevel@tonic-gate return (-1); 170*0Sstevel@tonic-gate 171*0Sstevel@tonic-gate for (fld = 0; fld < SC_MAX; fld++) 172*0Sstevel@tonic-gate 173*0Sstevel@tonic-gate switch (fld) { 174*0Sstevel@tonic-gate 175*0Sstevel@tonic-gate case SC_REQID: 176*0Sstevel@tonic-gate (void)fdprintf(fd, "%s\n", secbufp->req_id); 177*0Sstevel@tonic-gate break; 178*0Sstevel@tonic-gate 179*0Sstevel@tonic-gate case SC_UID: 180*0Sstevel@tonic-gate (void)fdprintf(fd, "%ld\n", secbufp->uid); 181*0Sstevel@tonic-gate break; 182*0Sstevel@tonic-gate 183*0Sstevel@tonic-gate case SC_USER: 184*0Sstevel@tonic-gate (void)fdprintf(fd, "%s\n", secbufp->user); 185*0Sstevel@tonic-gate break; 186*0Sstevel@tonic-gate 187*0Sstevel@tonic-gate case SC_GID: 188*0Sstevel@tonic-gate (void)fdprintf(fd, "%ld\n", secbufp->gid); 189*0Sstevel@tonic-gate break; 190*0Sstevel@tonic-gate 191*0Sstevel@tonic-gate case SC_SIZE: 192*0Sstevel@tonic-gate (void)fdprintf(fd, "%lu\n", secbufp->size); 193*0Sstevel@tonic-gate break; 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate case SC_DATE: 196*0Sstevel@tonic-gate (void)fdprintf(fd, "%ld\n", secbufp->date); 197*0Sstevel@tonic-gate break; 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate case SC_SYSTEM: 200*0Sstevel@tonic-gate (void)fdprintf(fd, "%s\n", secbufp->system); 201*0Sstevel@tonic-gate break; 202*0Sstevel@tonic-gate } 203*0Sstevel@tonic-gate 204*0Sstevel@tonic-gate close(fd); 205*0Sstevel@tonic-gate 206*0Sstevel@tonic-gate return (0); 207*0Sstevel@tonic-gate } 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate /* 210*0Sstevel@tonic-gate ** rmsecure () 211*0Sstevel@tonic-gate ** 212*0Sstevel@tonic-gate ** o 'reqfilep' is of the form 'node-name/request-file' 213*0Sstevel@tonic-gate ** e.g. 'sfcalv/123-0'. 214*0Sstevel@tonic-gate */ 215*0Sstevel@tonic-gate int 216*0Sstevel@tonic-gate rmsecure (char *reqfilep) 217*0Sstevel@tonic-gate { 218*0Sstevel@tonic-gate int n; 219*0Sstevel@tonic-gate char * pathp; 220*0Sstevel@tonic-gate 221*0Sstevel@tonic-gate pathp = makepath (Lp_Requests, reqfilep, (char *) 0); 222*0Sstevel@tonic-gate if (! pathp) 223*0Sstevel@tonic-gate return -1; 224*0Sstevel@tonic-gate 225*0Sstevel@tonic-gate n = Unlink (pathp); 226*0Sstevel@tonic-gate Free (pathp); 227*0Sstevel@tonic-gate 228*0Sstevel@tonic-gate return n; 229*0Sstevel@tonic-gate } 230*0Sstevel@tonic-gate 231*0Sstevel@tonic-gate /** 232*0Sstevel@tonic-gate ** freesecure() - FREE A SECURE STRUCTURE 233*0Sstevel@tonic-gate **/ 234*0Sstevel@tonic-gate 235*0Sstevel@tonic-gate void 236*0Sstevel@tonic-gate freesecure(SECURE *secbufp) 237*0Sstevel@tonic-gate { 238*0Sstevel@tonic-gate if (!secbufp) 239*0Sstevel@tonic-gate return; 240*0Sstevel@tonic-gate if (secbufp->req_id) 241*0Sstevel@tonic-gate Free (secbufp->req_id); 242*0Sstevel@tonic-gate if (secbufp->user) 243*0Sstevel@tonic-gate Free (secbufp->user); 244*0Sstevel@tonic-gate if (secbufp->system) 245*0Sstevel@tonic-gate Free (secbufp->system); 246*0Sstevel@tonic-gate return; 247*0Sstevel@tonic-gate } 248*0Sstevel@tonic-gate 249