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tests/umode_t.c
59 строк
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Dmitry V. Levin
Update copyright headers
18 ноя 2024, 11:00
18 ноя 2024, 11:00
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/* * Check decoding of umode_t type syscall arguments. * * Copyright (c) 2016 Dmitry V. Levin <ldv@strace.io> * Copyright (c) 2016-2024 The strace developers. * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include <stdio.h> #include <unistd.h> #include <sys/stat.h> #ifndef TEST_SYSCALL_PREFIX_ARGS # define TEST_SYSCALL_PREFIX_ARGS #endif #ifndef TEST_SYSCALL_PREFIX_STR # define TEST_SYSCALL_PREFIX_STR "" #endif static const char sample[] = "."; static void test_syscall(unsigned short mode) { unsigned long lmode = (unsigned long) 0xffffffffffff0000ULL | mode; long rc = syscall(TEST_SYSCALL_NR, TEST_SYSCALL_PREFIX_ARGS sample, lmode); if (mode <= 07) printf("%s(%s\"%s\", 00%d) = %s\n", TEST_SYSCALL_STR, TEST_SYSCALL_PREFIX_STR, sample, (int) mode, sprintrc(rc)); else printf("%s(%s\"%s\", %#03ho) = %s\n", TEST_SYSCALL_STR, TEST_SYSCALL_PREFIX_STR, sample, mode, sprintrc(rc)); } int main(void) { test_syscall(0); test_syscall(0xffff); test_syscall(06); test_syscall(060); test_syscall(0600); test_syscall(024); test_syscall(S_IFREG); test_syscall(S_IFDIR | 06); test_syscall(S_IFLNK | 060); test_syscall(S_IFIFO | 0600); test_syscall(S_IFCHR | 024); test_syscall((0xffff & ~S_IFMT) | S_IFBLK); puts("+++ exited with 0 +++"); return 0; }