138a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin/* 273aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin * Copyright (c) 2014-2016 Dmitry V. Levin <ldv@altlinux.org> 377c3ff8e0644f1e120e4b2ebc7222150b0446f3bElliott Hughes * Copyright (c) 2014-2017 The strace developers. 438a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * All rights reserved. 538a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * 638a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * Redistribution and use in source and binary forms, with or without 738a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * modification, are permitted provided that the following conditions 838a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * are met: 938a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * 1. Redistributions of source code must retain the above copyright 1038a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * notice, this list of conditions and the following disclaimer. 1138a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * 2. Redistributions in binary form must reproduce the above copyright 1238a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * notice, this list of conditions and the following disclaimer in the 1338a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * documentation and/or other materials provided with the distribution. 1438a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * 3. The name of the author may not be used to endorse or promote products 1538a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * derived from this software without specific prior written permission. 1638a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * 1738a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1838a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1938a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2038a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2138a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2238a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2338a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2438a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2538a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2638a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2738a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin */ 2838a34c9349267c99ce1ddbd0b6e985147415d355Dmitry V. Levin 290c8853c3c39fe11f1a80456e744d7db861c39df2Dmitry V. Levin#include "tests.h" 3073aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin 3173aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin#if defined(HAVE_PREADV) && defined(HAVE_PWRITEV) 3273aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin 3373aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin# include <fcntl.h> 3473aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin# include <unistd.h> 3573aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin# include <sys/uio.h> 3673aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin# include <assert.h> 37cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin 38cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levinint 39cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levinmain(void) 40cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin{ 41cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin const off_t offset = 0xdefaceddeadbeefLL; 42cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin char buf[4]; 43dc75b01004a0588c1eb3bc26d7248a6e473b2cddElliott Hughes struct iovec iov = { buf, sizeof(buf) }; 44cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin 45f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin (void) close(0); 46f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin assert(open("/dev/zero", O_RDONLY) == 0); 47dc75b01004a0588c1eb3bc26d7248a6e473b2cddElliott Hughes assert(pread(0, buf, sizeof(buf), offset) == 4); 48f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin assert(preadv(0, &iov, 1, offset) == 4); 49f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin assert(!close(0)); 50cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin 51f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin assert(open("/dev/null", O_WRONLY) == 0); 52dc75b01004a0588c1eb3bc26d7248a6e473b2cddElliott Hughes assert(pwrite(0, buf, sizeof(buf), offset) == 4); 53f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin assert(pwritev(0, &iov, 1, offset) == 4); 54f4d6a0d4e1b1a217a64e29a9a592a254255e5333Dmitry V. Levin assert(!close(0)); 55cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin 56cc3d59199d80588a53ee353da5d69726bd093c51Dmitry V. Levin return 0; 5773aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin} 5873aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin 5997ca0277b3380ec4e30220fbfa32a9f4d3aa6961Mike Frysinger#else 6073aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin 6173aa88a619d32a96763e00996c378c376ffda19bDmitry V. LevinSKIP_MAIN_UNDEFINED("HAVE_PREADV && HAVE_PWRITEV") 6273aa88a619d32a96763e00996c378c376ffda19bDmitry V. Levin 6397ca0277b3380ec4e30220fbfa32a9f4d3aa6961Mike Frysinger#endif 64