1 /* $NetBSD: pwrite.c,v 1.9 2007/11/22 21:11:32 dsl Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #if defined(LIBC_SCCS) && !defined(lint) 34 __RCSID("$NetBSD: pwrite.c,v 1.9 2007/11/22 21:11:32 dsl Exp $"); 35 #endif /* LIBC_SCCS and not lint */ 36 37 #include "namespace.h" 38 #include <sys/types.h> 39 #include <sys/syscall.h> 40 #include <unistd.h> 41 42 #ifdef __weak_alias 43 __weak_alias(pwrite,_sys_pwrite) 44 __weak_alias(_pwrite,_sys_pwrite) 45 #endif 46 #ifdef __lint__ 47 #define _sys_pwrite pwrite 48 #endif 49 50 ssize_t _sys_pwrite(int, const void *, size_t, off_t); 51 ssize_t __pwrite(int, const void *, size_t, int, off_t); 52 53 /* 54 * This function provides 64-bit offset padding that 55 * is not supplied by GCC 1.X but is supplied by GCC 2.X. 56 */ 57 ssize_t 58 _sys_pwrite(int fd, const void *buf, size_t nbyte, off_t offset) 59 { 60 61 return __pwrite(fd, buf, nbyte, 0, offset); 62 } 63