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 1989 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 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* from S5R2 1.4 */ 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate /*LINTLIBRARY*/ 33*0Sstevel@tonic-gate /* 34*0Sstevel@tonic-gate * Unix routine to do an "fopen" on file descriptor 35*0Sstevel@tonic-gate * The mode has to be repeated because you can't query its 36*0Sstevel@tonic-gate * status 37*0Sstevel@tonic-gate */ 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate #include <stdio.h> 40*0Sstevel@tonic-gate #include <sys/errno.h> 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate extern int errno; 43*0Sstevel@tonic-gate extern long lseek(); 44*0Sstevel@tonic-gate extern FILE *_findiop(); 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate FILE * fdopen(fd,mode)47*0Sstevel@tonic-gatefdopen(fd, mode) 48*0Sstevel@tonic-gate int fd; 49*0Sstevel@tonic-gate register char *mode; 50*0Sstevel@tonic-gate { 51*0Sstevel@tonic-gate static int nofile = -1; 52*0Sstevel@tonic-gate register FILE *iop; 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate if(nofile < 0) 55*0Sstevel@tonic-gate nofile = getdtablesize(); 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate if(fd < 0 || fd >= nofile) { 58*0Sstevel@tonic-gate errno = EINVAL; 59*0Sstevel@tonic-gate return(NULL); 60*0Sstevel@tonic-gate } 61*0Sstevel@tonic-gate 62*0Sstevel@tonic-gate if((iop = _findiop()) == NULL) 63*0Sstevel@tonic-gate return(NULL); 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate iop->_cnt = 0; 66*0Sstevel@tonic-gate iop->_file = fd; 67*0Sstevel@tonic-gate iop->_base = iop->_ptr = NULL; 68*0Sstevel@tonic-gate iop->_bufsiz = 0; 69*0Sstevel@tonic-gate switch(*mode) { 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate case 'r': 72*0Sstevel@tonic-gate iop->_flag = _IOREAD; 73*0Sstevel@tonic-gate break; 74*0Sstevel@tonic-gate case 'a': 75*0Sstevel@tonic-gate (void) lseek(fd, 0L, 2); 76*0Sstevel@tonic-gate /* No break */ 77*0Sstevel@tonic-gate case 'w': 78*0Sstevel@tonic-gate iop->_flag = _IOWRT; 79*0Sstevel@tonic-gate break; 80*0Sstevel@tonic-gate default: 81*0Sstevel@tonic-gate errno = EINVAL; 82*0Sstevel@tonic-gate return(NULL); 83*0Sstevel@tonic-gate } 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate if(mode[1] == '+') 86*0Sstevel@tonic-gate iop->_flag = _IORW; 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate return(iop); 89*0Sstevel@tonic-gate } 90