Add support for the Filesystem in Userspace (FUSE)

5 files changed, 132 insertions, 9 deletions

diff --git a/Makefile.am b/Makefile.am
index a0042ed8..17766626 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3,7 +3,7 @@
 #
 
 SUBDIRS = common daemon tools rfcomm hcid sdpd dund pand hidd \
-	cups alsa test scripts pcmcia extra
+	cups fuse alsa test scripts pcmcia extra
 
 MAINTAINERCLEANFILES = Makefile.in \
 	aclocal.m4 configure config.h.in config.sub config.guess \
diff --git a/acinclude.m4 b/acinclude.m4
index e305b6b0..9f6779a9 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -292,9 +292,10 @@ AC_DEFUN([AC_PATH_USB], [
 AC_DEFUN([AC_ARG_BLUEZ], [
 	debug_enable=no
 	pie_enable=no
+	dbus_enable=${dbus_found}
 	obex_enable=${openobex_found}
+	fuse_enable=no
 	alsa_enable=no
-	dbus_enable=${dbus_found}
 	test_enable=no
 	cups_enable=no
 	pcmcia_enable=no
@@ -315,9 +316,10 @@ AC_DEFUN([AC_ARG_BLUEZ], [
 	])
 
 	AC_ARG_ENABLE(all, AC_HELP_STRING([--enable-all], [enable all extra options below]), [
+		dbus_enable=${enableval}
 		obex_enable=${enableval}
+		fuse_enable=${enableval}
 		alsa_enable=${enableval}
-		dbus_enable=${enableval}
 		test_enable=${enableval}
 		cups_enable=${enableval}
 		pcmcia_enable=${enableval}
@@ -330,16 +332,20 @@ AC_DEFUN([AC_ARG_BLUEZ], [
 		bluepin_enable=${enableval}
 	])
 
+	AC_ARG_ENABLE(dbus, AC_HELP_STRING([--enable-dbus], [enable D-BUS support]), [
+		dbus_enable=${enableval}
+	])
+
 	AC_ARG_ENABLE(obex, AC_HELP_STRING([--enable-obex], [enable OBEX support]), [
 		obex_enable=${enableval}
 	])
 
-	AC_ARG_ENABLE(alsa, AC_HELP_STRING([--enable-alsa], [enable ALSA support]), [
-		alsa_enable=${enableval}
+	AC_ARG_ENABLE(fuse, AC_HELP_STRING([--enable-fuse], [enable FUSE support]), [
+		fuse_enable=${enableval}
 	])
 
-	AC_ARG_ENABLE(dbus, AC_HELP_STRING([--enable-dbus], [enable D-BUS support]), [
-		dbus_enable=${enableval}
+	AC_ARG_ENABLE(alsa, AC_HELP_STRING([--enable-alsa], [enable ALSA support]), [
+		alsa_enable=${enableval}
 	])
 
 	AC_ARG_ENABLE(test, AC_HELP_STRING([--enable-test], [install test programs]), [
@@ -391,9 +397,10 @@ AC_DEFUN([AC_ARG_BLUEZ], [
 		LDFLAGS="$LDFLAGS -pie"
 	fi
 
+	AM_CONDITIONAL(DBUS, test "${dbus_enable}" = "yes" && test "${dbus_found}" = "yes")
 	AM_CONDITIONAL(OBEX, test "${obex_enable}" = "yes" && test "${openobex_found}" = "yes")
+	AM_CONDITIONAL(FUSE, test "${fuse_enable}" = "yes" && test "${openobex_found}" = "yes" && test "${fuse_found}" = "yes")
 	AM_CONDITIONAL(ALSA, test "${alsa_enable}" = "yes" && test "${alsa_found}" = "yes")
-	AM_CONDITIONAL(DBUS, test "${dbus_enable}" = "yes" && test "${dbus_found}" = "yes")
 	AM_CONDITIONAL(TEST, test "${test_enable}" = "yes")
 	AM_CONDITIONAL(CUPS, test "${cups_enable}" = "yes")
 	AM_CONDITIONAL(PCMCIA, test "${pcmcia_enable}" = "yes")
diff --git a/configure.in b/configure.in
index 107ce98f..abe93832 100644
--- a/configure.in
+++ b/configure.in
@@ -35,4 +35,4 @@ AC_PATH_USB
 
 AC_ARG_BLUEZ
 
-AC_OUTPUT(Makefile common/Makefile daemon/Makefile tools/Makefile rfcomm/Makefile hcid/Makefile sdpd/Makefile dund/Makefile pand/Makefile hidd/Makefile cups/Makefile alsa/Makefile test/Makefile scripts/Makefile pcmcia/Makefile extra/Makefile)
+AC_OUTPUT(Makefile common/Makefile daemon/Makefile tools/Makefile rfcomm/Makefile hcid/Makefile sdpd/Makefile dund/Makefile pand/Makefile hidd/Makefile cups/Makefile fuse/Makefile alsa/Makefile test/Makefile scripts/Makefile pcmcia/Makefile extra/Makefile)
diff --git a/fuse/Makefile.am b/fuse/Makefile.am
new file mode 100644
index 00000000..ba504834
--- /dev/null
+++ b/fuse/Makefile.am
@@ -0,0 +1,14 @@
+#
+#  $Id$
+#
+
+if FUSE
+noinst_PROGRAMS = btfs
+
+btfs_SOURCES = main.c
+btfs_LDADD = @FUSE_LIBS@ @OPENOBEX_LIBS@ @BLUEZ_LIBS@
+
+AM_CFLAGS = @BLUEZ_CFLAGS@ @OPENOBEX_CFLAGS@ @FUSE_CFLAGS@
+endif
+
+MAINTAINERCLEANFILES = Makefile.in
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);
+}