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 2004 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 #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 30*0Sstevel@tonic-gate /* All Rights Reserved */ 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate /* 34*0Sstevel@tonic-gate * Return the number of the slot in the utmp file 35*0Sstevel@tonic-gate * corresponding to the current user: try for file 0, 1, 2. 36*0Sstevel@tonic-gate * Returns -1 if slot not found. 37*0Sstevel@tonic-gate */ 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate #pragma weak ttyslot = _ttyslot 40*0Sstevel@tonic-gate 41*0Sstevel@tonic-gate #include "synonyms.h" 42*0Sstevel@tonic-gate #include <string.h> 43*0Sstevel@tonic-gate #include <stdio.h> 44*0Sstevel@tonic-gate #include <sys/types.h> 45*0Sstevel@tonic-gate #include <sys/stat.h> 46*0Sstevel@tonic-gate #include <unistd.h> 47*0Sstevel@tonic-gate #include <utmpx.h> 48*0Sstevel@tonic-gate #include <stdlib.h> 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate #ifndef TRUE 51*0Sstevel@tonic-gate #define TRUE 1 52*0Sstevel@tonic-gate #define FALSE 0 53*0Sstevel@tonic-gate #endif 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate int 56*0Sstevel@tonic-gate ttyslot(void) 57*0Sstevel@tonic-gate { 58*0Sstevel@tonic-gate struct futmpx ubuf; 59*0Sstevel@tonic-gate char *tp, *p; 60*0Sstevel@tonic-gate int s; 61*0Sstevel@tonic-gate int ret = -1, console = FALSE; 62*0Sstevel@tonic-gate char ttynm[128]; 63*0Sstevel@tonic-gate FILE *fp; 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate if ((tp = ttyname_r(0, ttynm, 128)) == NULL && 66*0Sstevel@tonic-gate (tp = ttyname_r(1, ttynm, 128)) == NULL && 67*0Sstevel@tonic-gate (tp = ttyname_r(2, ttynm, 128)) == NULL) 68*0Sstevel@tonic-gate return (-1); 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate p = tp; 71*0Sstevel@tonic-gate if (strncmp(tp, "/dev/", 5) == 0) 72*0Sstevel@tonic-gate p += 5; 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate if (strcmp(p, "console") == 0) 75*0Sstevel@tonic-gate console = TRUE; 76*0Sstevel@tonic-gate 77*0Sstevel@tonic-gate s = 0; 78*0Sstevel@tonic-gate if ((fp = fopen(UTMPX_FILE, "r")) == NULL) 79*0Sstevel@tonic-gate return (-1); 80*0Sstevel@tonic-gate while ((fread(&ubuf, sizeof (ubuf), 1, fp)) == 1) { 81*0Sstevel@tonic-gate if ((ubuf.ut_type == INIT_PROCESS || 82*0Sstevel@tonic-gate ubuf.ut_type == LOGIN_PROCESS || 83*0Sstevel@tonic-gate ubuf.ut_type == USER_PROCESS) && 84*0Sstevel@tonic-gate strncmp(p, ubuf.ut_line, sizeof (ubuf.ut_line)) == 0) { 85*0Sstevel@tonic-gate ret = s; 86*0Sstevel@tonic-gate if (!console || strncmp(ubuf.ut_host, ":0", 2) == 0) 87*0Sstevel@tonic-gate break; 88*0Sstevel@tonic-gate } 89*0Sstevel@tonic-gate s++; 90*0Sstevel@tonic-gate } 91*0Sstevel@tonic-gate (void) fclose(fp); 92*0Sstevel@tonic-gate return (ret); 93*0Sstevel@tonic-gate } 94