1 /* 2 * Check decoding of fadvise64 syscall. 3 * 4 * Copyright (c) 2016 Eugene Syromyatnikov <evgsyr (at) gmail.com> 5 * Copyright (c) 2016 Dmitry V. Levin <ldv (at) altlinux.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include "tests.h" 32 33 #include <asm/unistd.h> 34 35 #ifdef __NR_fadvise64 36 37 # include "fadvise.h" 38 39 static void 40 do_fadvise(long fd, long long offset, long long llen, long advice) 41 { 42 long ret; 43 const char *errstr; 44 45 # if (LONG_MAX > INT_MAX) \ 46 || (defined __x86_64__ && defined __ILP32__) \ 47 || defined LINUX_MIPSN32 48 ret = syscall(__NR_fadvise64, fd, offset, llen, advice); 49 errstr = sprintrc(ret); 50 printf("fadvise64(%d, %lld, %llu, ", (int) fd, offset, llen); 51 # elif defined LINUX_MIPSO32 52 ret = syscall(__NR_fadvise64, fd, 0, 53 LL_VAL_TO_PAIR(offset), LL_VAL_TO_PAIR(llen), advice); 54 errstr = sprintrc(ret); 55 printf("fadvise64(%d, %lld, %lld, ", (int) fd, offset, llen); 56 # else /* LONG_MAX == INT_MAX && !X32 && !LINUX_MIPSN32 */ 57 long len = (long) llen; 58 # if defined POWERPC 59 ret = syscall(__NR_fadvise64, fd, 0, 60 LL_VAL_TO_PAIR(offset), len, advice); 61 # else 62 ret = syscall(__NR_fadvise64, fd, 63 LL_VAL_TO_PAIR(offset), len, advice); 64 # endif 65 errstr = sprintrc(ret); 66 printf("fadvise64(%d, %lld, %lu, ", (int) fd, offset, len); 67 # endif /* LONG_MAX == INT_MAX && !X32 && !LINUX_MIPSN32 */ 68 printxval(advise, (unsigned) advice, "POSIX_FADV_???"); 69 printf(") = %s\n", errstr); 70 } 71 72 #else 73 74 SKIP_MAIN_UNDEFINED("__NR_fadvise64"); 75 76 #endif 77
