1 files changed, 299 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/fs/tmpfs/h_tools.c b/contrib/netbsd-tests/fs/tmpfs/h_tools.c
new file mode 100644
index 000000000000..6a7b8fd38c46
--- /dev/null
+++ b/contrib/netbsd-tests/fs/tmpfs/h_tools.c
@@ -0,0 +1,299 @@
+/*	$NetBSD: h_tools.c,v 1.4 2011/06/11 18:03:17 christos Exp $	*/
+
+/*
+ * Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Helper tools for several tests.  These are kept in a single file due
+ * to the limitations of bsd.prog.mk to build a single program in a
+ * given directory.
+ */
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/event.h>
+#include <sys/mount.h>
+#include <sys/statvfs.h>
+#include <sys/socket.h>
+#include <sys/time.h>
+#include <sys/un.h>
+
+#include <assert.h>
+#include <err.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+/* --------------------------------------------------------------------- */
+
+static int getfh_main(int, char **);
+static int kqueue_main(int, char **);
+static int rename_main(int, char **);
+static int sockets_main(int, char **);
+static int statvfs_main(int, char **);
+
+/* --------------------------------------------------------------------- */
+
+int
+getfh_main(int argc, char **argv)
+{
+	int error;
+	void *fh;
+	size_t fh_size;
+
+	if (argc < 2)
+		return EXIT_FAILURE;
+
+	fh_size = 0;
+	fh = NULL;
+	for (;;) {
+		if (fh_size) {
+			fh = malloc(fh_size);
+			if (fh == NULL) {
+				fprintf(stderr, "out of memory");
+				return EXIT_FAILURE;
+			}
+		}
+		/*
+		 * The kernel provides the necessary size in fh_size -
+		 * but it may change if someone moves things around,
+		 * so retry untill we have enough memory.
+		 */
+		error = getfh(argv[1], fh, &fh_size);
+		if (error == 0) {
+			break;
+		} else {
+			if (fh != NULL)
+				free(fh);
+			if (errno != E2BIG) {
+				warn("getfh");
+				return EXIT_FAILURE;
+			}
+		}
+	}
+
+	error = write(STDOUT_FILENO, fh, fh_size);
+	if (error == -1) {
+		warn("write");
+		return EXIT_FAILURE;
+	}
+	free(fh);
+
+	return 0;
+}
+
+/* --------------------------------------------------------------------- */
+
+int
+kqueue_main(int argc, char **argv)
+{
+	char *line;
+	int i, kq;
+	size_t len;
+	struct kevent *changes, event;
+
+	if (argc < 2)
+		return EXIT_FAILURE;
+
+	argc--;
+	argv++;
+
+	changes = malloc(sizeof(struct kevent) * argc);
+	if (changes == NULL)
+		errx(EXIT_FAILURE, "not enough memory");
+
+	for (i = 0; i < argc; i++) {
+		int fd;
+
+		fd = open(argv[i], O_RDONLY);
+		if (fd == -1)
+			err(EXIT_FAILURE, "cannot open %s", argv[i]);
+
+		EV_SET(&changes[i], fd, EVFILT_VNODE,
+		    EV_ADD | EV_ENABLE | EV_ONESHOT,
+		    NOTE_ATTRIB | NOTE_DELETE | NOTE_EXTEND | NOTE_LINK |
+		    NOTE_RENAME | NOTE_REVOKE | NOTE_WRITE,
+		    0, 0);
+	}
+
+	kq = kqueue();
+	if (kq == -1)
+		err(EXIT_FAILURE, "kqueue");
+
+	while ((line = fgetln(stdin, &len)) != NULL) {
+		int ec, nev;
+		struct timespec to;
+
+		to.tv_sec = 0;
+		to.tv_nsec = 100000;
+
+		(void)kevent(kq, changes, argc, &event, 1, &to);
+
+		assert(len > 0);
+		assert(line[len - 1] == '\n');
+		line[len - 1] = '\0';
+		ec = system(line);
+		if (ec != EXIT_SUCCESS)
+			errx(ec, "%s returned %d", line, ec);
+
+		do {
+			nev = kevent(kq, changes, argc, &event, 1, &to);
+			if (nev == -1)
+				err(EXIT_FAILURE, "kevent");
+			else if (nev > 0) {
+				for (i = 0; i < argc; i++)
+					if (event.ident == changes[i].ident)
+						break;
+
+				if (event.fflags & NOTE_ATTRIB)
+					printf("%s - NOTE_ATTRIB\n", argv[i]);
+				if (event.fflags & NOTE_DELETE)
+					printf("%s - NOTE_DELETE\n", argv[i]);
+				if (event.fflags & NOTE_EXTEND)
+					printf("%s - NOTE_EXTEND\n", argv[i]);
+				if (event.fflags & NOTE_LINK)
+					printf("%s - NOTE_LINK\n", argv[i]);
+				if (event.fflags & NOTE_RENAME)
+					printf("%s - NOTE_RENAME\n", argv[i]);
+				if (event.fflags & NOTE_REVOKE)
+					printf("%s - NOTE_REVOKE\n", argv[i]);
+				if (event.fflags & NOTE_WRITE)
+					printf("%s - NOTE_WRITE\n", argv[i]);
+			}
+		} while (nev > 0);
+	}
+
+	for (i = 0; i < argc; i++)
+		close(changes[i].ident);
+	free(changes);
+
+	return EXIT_SUCCESS;
+}
+
+/* --------------------------------------------------------------------- */
+
+int
+rename_main(int argc, char **argv)
+{
+
+	if (argc < 3)
+		return EXIT_FAILURE;
+
+	if (rename(argv[1], argv[2]) == -1) {
+		warn("rename");
+		return EXIT_FAILURE;
+	}
+
+	return EXIT_SUCCESS;
+}
+
+/* --------------------------------------------------------------------- */
+
+int
+sockets_main(int argc, char **argv)
+{
+	int error, fd;
+	struct sockaddr_un addr;
+
+	if (argc < 2)
+		return EXIT_FAILURE;
+
+	fd = socket(PF_LOCAL, SOCK_STREAM, 0);
+	if (fd == -1) {
+		warn("socket");
+		return EXIT_FAILURE;
+	}
+
+	(void)strlcpy(addr.sun_path, argv[1], sizeof(addr.sun_path));
+	addr.sun_family = PF_UNIX;
+
+	error = bind(fd, (struct sockaddr *)&addr, sizeof(addr));
+	if (error == -1) {
+		warn("connect");
+		return EXIT_FAILURE;
+	}
+
+	close(fd);
+
+	return EXIT_SUCCESS;
+}
+
+/* --------------------------------------------------------------------- */
+
+int
+statvfs_main(int argc, char **argv)
+{
+	int error;
+	struct statvfs buf;
+
+	if (argc < 2)
+		return EXIT_FAILURE;
+
+	error = statvfs(argv[1], &buf);
+	if (error != 0) {
+		warn("statvfs");
+		return EXIT_FAILURE;
+	}
+
+	(void)printf("f_bsize=%lu\n", buf.f_bsize);
+	(void)printf("f_blocks=%" PRId64 "\n", buf.f_blocks);
+	(void)printf("f_bfree=%" PRId64 "\n", buf.f_bfree);
+	(void)printf("f_files=%" PRId64 "\n", buf.f_files);
+
+	return EXIT_SUCCESS;
+}
+
+/* --------------------------------------------------------------------- */
+
+int
+main(int argc, char **argv)
+{
+	int error;
+
+	if (argc < 2)
+		return EXIT_FAILURE;
+
+	argc -= 1;
+	argv += 1;
+
+	if (strcmp(argv[0], "getfh") == 0)
+		error = getfh_main(argc, argv);
+	else if (strcmp(argv[0], "kqueue") == 0)
+		error = kqueue_main(argc, argv);
+	else if (strcmp(argv[0], "rename") == 0)
+		error = rename_main(argc, argv);
+	else if (strcmp(argv[0], "sockets") == 0)
+		error = sockets_main(argc, argv);
+	else if (strcmp(argv[0], "statvfs") == 0)
+		error = statvfs_main(argc, argv);
+	else
+		error = EXIT_FAILURE;
+
+	return error;
+}