1 #include <darwintest.h> 2 #include <darwintest_utils.h> 3 #include <crt_externs.h> 4 #include <sys/types.h> 5 #include <sys/uio.h> 6 #include <unistd.h> 7 #include <fcntl.h> 8 9 T_GLOBAL_META( 10 T_META_NAMESPACE("xnu.fd"), 11 T_META_RUN_CONCURRENTLY(true)); 12 13 T_DECL(fd_invalid_pread, "Test for 66711697: make sure we get EFAULT", T_META_TAG_VM_PREFERRED) 14 { 15 int fd; 16 ssize_t rc; 17 18 fd = open(*_NSGetProgname(), O_RDONLY); 19 T_ASSERT_POSIX_SUCCESS(fd, "open(self)"); 20 21 rc = pread(fd, (void *)~0, 64 << 10, 0); 22 T_ASSERT_POSIX_FAILURE(rc, EFAULT, "pread should fail with EFAULT"); 23 24 close(fd); 25 } 26