1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 #include "uucp.h" 31 32 /* 33 * gwd - get working directory 34 * Uid and Euid are global 35 * return 36 * 0 - ok 37 * FAIL - failed 38 */ 39 40 int 41 gwd(wkdir) 42 char *wkdir; 43 { 44 FILE *fp; 45 char cmd[BUFSIZ]; 46 47 *wkdir = '\0'; 48 (void) sprintf(cmd, "%s pwd 2>&-", PATH); 49 50 #ifndef V7 51 (void) setuid(Uid); 52 fp = popen(cmd, "r"); 53 (void) setuid(Euid); 54 #else 55 fp = popen(cmd, "r"); 56 #endif 57 58 if (fp == NULL) 59 return(FAIL); 60 61 if (fgets(wkdir, MAXFULLNAME, fp) == NULL) { 62 (void) pclose(fp); 63 return(FAIL); 64 } 65 if (wkdir[strlen(wkdir)-1] == '\n') 66 wkdir[strlen(wkdir)-1] = '\0'; 67 (void) pclose(fp); 68 return(0); 69 } 70 71 72 /* 73 * uidstat(file, &statbuf) 74 * This is a stat call with the uid set from Euid to Uid. 75 * Used from uucp.c and uux.c to permit file copies 76 * from directories that may not be searchable by other. 77 * return: 78 * same as stat() 79 */ 80 81 int 82 uidstat(file, buf) 83 char *file; 84 struct stat *buf; 85 { 86 #ifndef V7 87 int ret; 88 89 (void) setuid(Uid); 90 ret = stat(file, buf); 91 (void) setuid(Euid); 92 return(ret); 93 #else /* V7 */ 94 int ret; 95 96 if (vfork() == 0) { 97 (void) setuid(Uid); 98 _exit(stat(file, buf)); 99 } 100 wait(&ret); 101 return(ret); 102 #endif /* V7 */ 103 } 104