10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*6812Sraf * Common Development and Distribution License (the "License"). 6*6812Sraf * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 21*6812Sraf 220Sstevel@tonic-gate /* 23*6812Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 270Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 280Sstevel@tonic-gate /* All Rights Reserved */ 290Sstevel@tonic-gate 30*6812Sraf #pragma ident "%Z%%M% %I% %E% SMI" 310Sstevel@tonic-gate 320Sstevel@tonic-gate /* 330Sstevel@tonic-gate * Return file offset. 340Sstevel@tonic-gate * Coordinates with buffering. 350Sstevel@tonic-gate */ 360Sstevel@tonic-gate 370Sstevel@tonic-gate #include <sys/feature_tests.h> 380Sstevel@tonic-gate 390Sstevel@tonic-gate #if !defined(_LP64) 40*6812Sraf #pragma weak _ftello64 = ftello64 410Sstevel@tonic-gate #endif 42*6812Sraf #pragma weak _ftello = ftello 430Sstevel@tonic-gate 44*6812Sraf #include "lint.h" 450Sstevel@tonic-gate #include "file64.h" 460Sstevel@tonic-gate #include "mtlib.h" 470Sstevel@tonic-gate #include <sys/types.h> 480Sstevel@tonic-gate #include <unistd.h> 490Sstevel@tonic-gate #include <stdio.h> 500Sstevel@tonic-gate #include <thread.h> 510Sstevel@tonic-gate #include <synch.h> 520Sstevel@tonic-gate #include <errno.h> 530Sstevel@tonic-gate #include <limits.h> 540Sstevel@tonic-gate #include <fcntl.h> 550Sstevel@tonic-gate #include <stddef.h> 560Sstevel@tonic-gate #include "stdiom.h" 570Sstevel@tonic-gate 580Sstevel@tonic-gate #if !defined(_LP64) 590Sstevel@tonic-gate 600Sstevel@tonic-gate off64_t ftello64(FILE * iop)610Sstevel@tonic-gateftello64(FILE *iop) 620Sstevel@tonic-gate { 630Sstevel@tonic-gate ptrdiff_t adjust; 640Sstevel@tonic-gate off64_t tres; 650Sstevel@tonic-gate rmutex_t *lk; 660Sstevel@tonic-gate 670Sstevel@tonic-gate FLOCKFILE(lk, iop); 680Sstevel@tonic-gate if (iop->_cnt < 0) 690Sstevel@tonic-gate iop->_cnt = 0; 700Sstevel@tonic-gate if (iop->_flag & _IOREAD) 710Sstevel@tonic-gate adjust = (ptrdiff_t)-iop->_cnt; 720Sstevel@tonic-gate else if (iop->_flag & (_IOWRT | _IORW)) { 730Sstevel@tonic-gate adjust = 0; 740Sstevel@tonic-gate if (((iop->_flag & (_IOWRT | _IONBF)) == _IOWRT) && 75*6812Sraf (iop->_base != 0)) 760Sstevel@tonic-gate adjust = iop->_ptr - iop->_base; 770Sstevel@tonic-gate } else { 780Sstevel@tonic-gate errno = EBADF; /* file descriptor refers to no open file */ 790Sstevel@tonic-gate FUNLOCKFILE(lk); 800Sstevel@tonic-gate return ((off64_t)EOF); 810Sstevel@tonic-gate } 820Sstevel@tonic-gate tres = lseek64(FILENO(iop), 0, SEEK_CUR); 830Sstevel@tonic-gate if (tres >= 0) 840Sstevel@tonic-gate tres += (off64_t)adjust; 850Sstevel@tonic-gate FUNLOCKFILE(lk); 860Sstevel@tonic-gate return (tres); 870Sstevel@tonic-gate } 880Sstevel@tonic-gate 890Sstevel@tonic-gate #endif /* _LP64 */ 900Sstevel@tonic-gate 910Sstevel@tonic-gate off_t ftello(FILE * iop)920Sstevel@tonic-gateftello(FILE *iop) 930Sstevel@tonic-gate { 940Sstevel@tonic-gate return ((off_t)ftell(iop)); 950Sstevel@tonic-gate } 96