Add support for the Filesystem in Userspace (FUSE)

1 files changed, 102 insertions, 0 deletions

diff --git a/fuse/main.c b/fuse/main.c
new file mode 100644
index 00000000..7cd57123
--- /dev/null
+++ b/fuse/main.c
@@ -0,0 +1,102 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2004-2005  Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation;
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ *  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+ *  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
+ *  CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
+ *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ *  ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
+ *  COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
+ *  SOFTWARE IS DISCLAIMED.
+ *
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h>
+
+#include <fuse.h>
+
+static int btfs_getattr(const char *path, struct stat *stbuf)
+{
+	int err = 0;
+
+	memset(stbuf, 0, sizeof(struct stat));
+
+	if (!strcmp(path, "/")) {
+		stbuf->st_mode = S_IFDIR | 0755;
+		stbuf->st_nlink = 2;
+	} else if (!strcmp(path, "/test")) {
+		stbuf->st_mode = S_IFREG | 0444;
+		stbuf->st_nlink = 1;
+		stbuf->st_size = strlen("/test");
+	} else
+		err = -ENOENT;
+
+	return err;
+}
+
+static int btfs_getdir(const char *path, fuse_dirh_t h, fuse_dirfil_t filler)
+{
+	if (strcmp(path, "/"))
+		return -ENOENT;
+
+	filler(h, ".", 0);
+	filler(h, "..", 0);
+	filler(h, "test", 0);
+
+	return 0;
+}
+
+static int btfs_open(const char *path, int flags)
+{
+	if (strcmp(path, "/test"))
+		return -ENOENT;
+
+	if ((flags & 3) != O_RDONLY)
+		return -EACCES;
+
+	return 0;
+}
+
+static int btfs_read(const char *path, char *buf, size_t size, off_t offset)
+{
+	if (strcmp(path, "/test"))
+		return -ENOENT;
+
+	memcpy(buf, "Test" + offset, size);
+
+	return size;
+}
+
+static struct fuse_operations btfs_ops = {
+	.getattr	= btfs_getattr,
+	.getdir		= btfs_getdir,
+	.open		= btfs_open,
+	.read		= btfs_read,
+};
+
+int main(int argc, char *argv[])
+{
+	return fuse_main(argc, argv, &btfs_ops);
+}