28 	void (*open_fd)(struct tst_fd *fd);
29 	void (*destroy)(struct tst_fd *fd);
33 static void open_file(struct tst_fd *fd)  in open_file()  argument
35 	fd->fd = SAFE_OPEN("fd_file", O_RDWR | O_CREAT, 0666);  in open_file()
39 static void open_path(struct tst_fd *fd)  in open_path()  argument
46 	fd->fd = SAFE_OPEN("fd_file", O_PATH);  in open_path()
51 static void open_dir(struct tst_fd *fd)  in open_dir()  argument
54 	fd->fd = SAFE_OPEN("fd_dir", O_DIRECTORY);  in open_dir()
58 static void open_dev_zero(struct tst_fd *fd)  in open_dev_zero()  argument
60 	fd->fd = SAFE_OPEN("/dev/zero", O_RDONLY);  in open_dev_zero()
63 static void open_proc_self_maps(struct tst_fd *fd)  in open_proc_self_maps()  argument
65 	fd->fd = SAFE_OPEN("/proc/self/maps", O_RDONLY);  in open_proc_self_maps()
68 static void open_pipe_read(struct tst_fd *fd)  in open_pipe_read()  argument
73 	fd->fd = pipe[0];  in open_pipe_read()
74 	fd->priv = pipe[1];  in open_pipe_read()
77 static void open_pipe_write(struct tst_fd *fd)  in open_pipe_write()  argument
82 	fd->fd = pipe[1];  in open_pipe_write()
83 	fd->priv = pipe[0];  in open_pipe_write()
86 static void destroy_pipe(struct tst_fd *fd)  in destroy_pipe()  argument
88 	SAFE_CLOSE(fd->priv);  in destroy_pipe()
91 static void open_unix_sock(struct tst_fd *fd)  in open_unix_sock()  argument
93 	fd->fd = SAFE_SOCKET(AF_UNIX, SOCK_STREAM, 0);  in open_unix_sock()
96 static void open_inet_sock(struct tst_fd *fd)  in open_inet_sock()  argument
98 	fd->fd = SAFE_SOCKET(AF_INET, SOCK_STREAM, 0);  in open_inet_sock()
101 static void open_epoll(struct tst_fd *fd)  in open_epoll()  argument
103 	fd->fd = epoll_create(1);  in open_epoll()
105 	if (fd->fd < 0)  in open_epoll()
109 static void open_eventfd(struct tst_fd *fd)  in open_eventfd()  argument
111 	fd->fd = eventfd(0, 0);  in open_eventfd()
113 	if (fd->fd < 0)  in open_eventfd()
114 		tst_res(TCONF | TERRNO, "Skipping %s", tst_fd_desc(fd));  in open_eventfd()
117 static void open_signalfd(struct tst_fd *fd)  in open_signalfd()  argument
123 	fd->fd = signalfd(-1, &sfd_mask, 0);  in open_signalfd()
124 	if (fd->fd < 0) {  in open_signalfd()
126 			"Skipping %s", tst_fd_desc(fd));  in open_signalfd()
130 static void open_timerfd(struct tst_fd *fd)  in open_timerfd()  argument
132 	fd->fd = timerfd_create(CLOCK_REALTIME, 0);  in open_timerfd()
134 	if (fd->fd < 0) {  in open_timerfd()
136 			"Skipping %s", tst_fd_desc(fd));  in open_timerfd()
140 static void open_pidfd(struct tst_fd *fd)  in open_pidfd()  argument
142 	fd->fd = syscall(__NR_pidfd_open, getpid(), 0);  in open_pidfd()
143 	if (fd->fd < 0)  in open_pidfd()
147 static void open_fanotify(struct tst_fd *fd)  in open_fanotify()  argument
149 	fd->fd = syscall(__NR_fanotify_init, FAN_CLASS_NOTIF, O_RDONLY);  in open_fanotify()
150 	if (fd->fd < 0) {  in open_fanotify()
152 			"Skipping %s", tst_fd_desc(fd));  in open_fanotify()
156 static void open_inotify(struct tst_fd *fd)  in open_inotify()  argument
158 	fd->fd = inotify_init();  in open_inotify()
159 	if (fd->fd < 0) {  in open_inotify()
161 			"Skipping %s", tst_fd_desc(fd));  in open_inotify()
165 static void open_userfaultfd(struct tst_fd *fd)  in open_userfaultfd()  argument
167 	fd->fd = syscall(__NR_userfaultfd, 0);  in open_userfaultfd()
169 	if (fd->fd < 0) {  in open_userfaultfd()
171 			"Skipping %s", tst_fd_desc(fd));  in open_userfaultfd()
175 static void open_perf_event(struct tst_fd *fd)  in open_perf_event()  argument
186 	fd->fd = syscall(__NR_perf_event_open, &pe_attr, 0, -1, -1, 0);  in open_perf_event()
187 	if (fd->fd < 0) {  in open_perf_event()
189 			"Skipping %s", tst_fd_desc(fd));  in open_perf_event()
193 static void open_io_uring(struct tst_fd *fd)  in open_io_uring()  argument
197 	fd->fd = syscall(__NR_io_uring_setup, 1, &uring_params);  in open_io_uring()
198 	if (fd->fd < 0) {  in open_io_uring()
200 			"Skipping %s", tst_fd_desc(fd));  in open_io_uring()
204 static void open_bpf_map(struct tst_fd *fd)  in open_bpf_map()  argument
213 	fd->fd = syscall(__NR_bpf, BPF_MAP_CREATE, &array_attr, sizeof(array_attr));  in open_bpf_map()
214 	if (fd->fd < 0) {  in open_bpf_map()
216 			"Skipping %s", tst_fd_desc(fd));  in open_bpf_map()
220 static void open_fsopen(struct tst_fd *fd)  in open_fsopen()  argument
222 	fd->fd = syscall(__NR_fsopen, "ext2", 0);  in open_fsopen()
223 	if (fd->fd < 0) {  in open_fsopen()
225 			"Skipping %s", tst_fd_desc(fd));  in open_fsopen()
229 static void open_fspick(struct tst_fd *fd)  in open_fspick()  argument
231 	fd->fd = syscall(__NR_fspick, AT_FDCWD, "/", 0);  in open_fspick()
232 	if (fd->fd < 0) {  in open_fspick()
234 			"Skipping %s", tst_fd_desc(fd));  in open_fspick()
238 static void open_open_tree(struct tst_fd *fd)  in open_open_tree()  argument
240 	fd->fd = syscall(__NR_open_tree, AT_FDCWD, "/", 0);  in open_open_tree()
241 	if (fd->fd < 0) {  in open_open_tree()
243 			"Skipping %s", tst_fd_desc(fd));  in open_open_tree()
247 static void open_memfd(struct tst_fd *fd)  in open_memfd()  argument
249 	fd->fd = syscall(__NR_memfd_create, "ltp_memfd", 0);  in open_memfd()
250 	if (fd->fd < 0) {  in open_memfd()
252 			"Skipping %s", tst_fd_desc(fd));  in open_memfd()
256 static void open_memfd_secret(struct tst_fd *fd)  in open_memfd_secret()  argument
258 	fd->fd = syscall(__NR_memfd_secret, 0);  in open_memfd_secret()
259 	if (fd->fd < 0) {  in open_memfd_secret()
261 			"Skipping %s", tst_fd_desc(fd));  in open_memfd_secret()
293 const char *tst_fd_desc(struct tst_fd *fd)  in tst_fd_desc()  argument
295 	if (fd->type >= ARRAY_SIZE(fd_desc))  in tst_fd_desc()
298 	return fd_desc[fd->type].desc;  in tst_fd_desc()
301 int tst_fd_next(struct tst_fd *fd)  in tst_fd_next()  argument
305 	if (fd->fd >= 0) {  in tst_fd_next()
306 		SAFE_CLOSE(fd->fd);  in tst_fd_next()
308 		if (fd_desc[fd->type].destroy)  in tst_fd_next()
309 			fd_desc[fd->type].destroy(fd);  in tst_fd_next()
311 		fd->type++;  in tst_fd_next()
315 		if (fd->type >= len)  in tst_fd_next()
318 		fd_desc[fd->type].open_fd(fd);  in tst_fd_next()
320 		if (fd->fd >= 0)  in tst_fd_next()
323 		fd->type++;  in tst_fd_next()