diff --git a/tools/Makefile.am b/tools/Makefile.am
index 909c6b61..3ee4dddd 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -1,12 +1,18 @@
 noinst_PROGRAMS =
 bin_PROGRAMS = ratbag-command
-noinst_LTLIBRARIES =
+noinst_LTLIBRARIES = libshared.la
 
 AM_CPPFLAGS = -I$(top_srcdir)/include \
               -I$(top_srcdir)/src \
               -I$(top_builddir)/src  # for libratbag-version.h
 
+libshared_la_SOURCES = \
+		       shared.c \
+		       shared.h
+libshared_la_CFLAGS = $(LIBUDEV_LIBS) $(LIBEVDEV_CFLAGS)
+libshared_la_LIBADD = $(LIBUDEV_CFLAGS) $(LIBEVDEV_LIBS)
+
 ratbag_command_SOURCES = ratbag-command.c
-ratbag_command_LDADD = ../src/libratbag.la $(LIBUDEV_LIBS) $(LIBEVDEV_LIBS)
+ratbag_command_LDADD = ../src/libratbag.la libshared.la $(LIBUDEV_LIBS) $(LIBEVDEV_LIBS)
 ratbag_command_LDFLAGS = -no-install
 ratbag_command_CFLAGS = $(LIBUDEV_CFLAGS) $(LIBEVDEV_CFLAGS)
diff --git a/tools/ratbag-command.c b/tools/ratbag-command.c
index d6f5762a..6652450e 100644
--- a/tools/ratbag-command.c
+++ b/tools/ratbag-command.c
@@ -33,9 +33,7 @@
 #include <sys/stat.h>
 #include <linux/input.h>
 
-#include <libratbag.h>
-#include <libratbag-util.h>
-#include <libevdev/libevdev.h>
+#include "shared.h"
 
 enum options {
 	OPT_VERBOSE,
@@ -56,19 +54,6 @@ struct ratbag_cmd {
 
 static const struct ratbag_cmd *ratbag_commands[];
 
-LIBRATBAG_ATTRIBUTE_PRINTF(1, 2)
-static inline void
-error(const char *format, ...)
-{
-	va_list args;
-
-	fprintf(stderr, "Error: ");
-
-	va_start(args, format);
-	vfprintf(stderr, format, args);
-	va_end(args);
-}
-
 static void
 usage(void)
 {
@@ -102,173 +87,6 @@ usage(void)
 	       "    --help .......... Print this help.\n");
 }
 
-static inline struct udev_device*
-udev_device_from_path(struct udev *udev, const char *path)
-{
-	struct udev_device *udev_device;
-	const char *event_node_prefix = "/dev/input/event";
-
-	if (strncmp(path, event_node_prefix, strlen(event_node_prefix)) == 0) {
-		struct stat st;
-		if (stat(path, &st) == -1) {
-			error("Failed to stat '%s': %s\n", path, strerror(errno));
-			return NULL;
-		}
-		udev_device = udev_device_new_from_devnum(udev, 'c', st.st_rdev);
-
-	} else {
-		udev_device = udev_device_new_from_syspath(udev, path);
-	}
-	if (!udev_device) {
-		error("Can't open '%s': %s\n", path, strerror(errno));
-		return NULL;
-	}
-
-	return udev_device;
-}
-
-static inline const char*
-button_type_to_str(enum ratbag_button_type type)
-{
-	const char *str = "UNKNOWN";
-
-	switch(type) {
-	case RATBAG_BUTTON_TYPE_UNKNOWN:	str = "unknown"; break;
-	case RATBAG_BUTTON_TYPE_LEFT:		str = "left"; break;
-	case RATBAG_BUTTON_TYPE_MIDDLE:		str = "middle"; break;
-	case RATBAG_BUTTON_TYPE_RIGHT:		str = "right"; break;
-	case RATBAG_BUTTON_TYPE_THUMB:		str = "thumb"; break;
-	case RATBAG_BUTTON_TYPE_THUMB2:		str = "thumb2"; break;
-	case RATBAG_BUTTON_TYPE_THUMB3:		str = "thumb3"; break;
-	case RATBAG_BUTTON_TYPE_THUMB4:		str = "thumb4"; break;
-	case RATBAG_BUTTON_TYPE_WHEEL_LEFT:	str = "wheel left"; break;
-	case RATBAG_BUTTON_TYPE_WHEEL_RIGHT:	str = "wheel right"; break;
-	case RATBAG_BUTTON_TYPE_WHEEL_CLICK:	str = "wheel click"; break;
-	case RATBAG_BUTTON_TYPE_WHEEL_UP:	str = "wheel up"; break;
-	case RATBAG_BUTTON_TYPE_WHEEL_DOWN:	str = "wheel down"; break;
-	case RATBAG_BUTTON_TYPE_WHEEL_RATCHET_MODE_SHIFT: str = "wheel ratchet mode switch"; break;
-	case RATBAG_BUTTON_TYPE_EXTRA:		str = "extra (forward)"; break;
-	case RATBAG_BUTTON_TYPE_SIDE:		str = "side (backward)"; break;
-	case RATBAG_BUTTON_TYPE_PINKIE:		str = "pinkie"; break;
-	case RATBAG_BUTTON_TYPE_PINKIE2:	str = "pinkie2"; break;
-
-	/* DPI switch */
-	case RATBAG_BUTTON_TYPE_RESOLUTION_CYCLE_UP:	str = "resolution cycle up"; break;
-	case RATBAG_BUTTON_TYPE_RESOLUTION_UP:		str = "resolution up"; break;
-	case RATBAG_BUTTON_TYPE_RESOLUTION_DOWN:	str = "resolution down"; break;
-
-	/* Profile */
-	case RATBAG_BUTTON_TYPE_PROFILE_CYCLE_UP:	str = "profile cycle up"; break;
-	case RATBAG_BUTTON_TYPE_PROFILE_UP:		str = "profile up"; break;
-	case RATBAG_BUTTON_TYPE_PROFILE_DOWN:		str = "profile down"; break;
-	}
-
-	return str;
-}
-
-static inline const char *
-button_action_special_to_str(struct ratbag_button *button)
-{
-	enum ratbag_button_action_special special;
-	const char *str = "UNKNOWN";
-
-	special = ratbag_button_get_special(button);
-
-	switch (special) {
-	case RATBAG_BUTTON_ACTION_SPECIAL_INVALID:		str = "invalid"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_UNKNOWN:		str = "unknown"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_DOUBLECLICK:		str = "double click"; break;
-
-	/* Wheel mappings */
-	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_LEFT:		str = "wheel left"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_RIGHT:		str = "wheel right"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_UP:		str = "wheel up"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_DOWN:		str = "wheel down"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_RATCHET_MODE_SWITCH:	str = "ratchet mode switch"; break;
-
-	/* DPI switch */
-	case RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_CYCLE_UP:	str = "resolution cycle up"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_UP:	str = "resolution up"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_DOWN:	str = "resolution down"; break;
-
-	/* Profile */
-	case RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_CYCLE_UP:	str = "profile cycle up"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_UP:		str = "profile up"; break;
-	case RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_DOWN:		str = "profile down"; break;
-	}
-
-	return str;
-}
-
-static inline char *
-button_action_button_to_str(struct ratbag_button *button)
-{
-	char str[96];
-
-	sprintf(str, "button %d", ratbag_button_get_button(button));
-
-	return strdup(str);
-}
-
-static inline char *
-button_action_key_to_str(struct ratbag_button *button)
-{
-	const char *str;
-	unsigned int modifiers[10];
-	size_t m_size = 10;
-
-	str = libevdev_event_code_get_name(EV_KEY, ratbag_button_get_key(button, modifiers, &m_size));
-	if (!str)
-		str = "UNKNOWN";
-
-	return strdup(str);
-}
-
-static inline char *
-button_action_to_str(struct ratbag_button *button)
-{
-	enum ratbag_button_action_type type;
-	char *str;
-
-	type = ratbag_button_get_action_type(button);
-
-	switch (type) {
-	case RATBAG_BUTTON_ACTION_TYPE_BUTTON:	str = button_action_button_to_str(button); break;
-	case RATBAG_BUTTON_ACTION_TYPE_KEY:	str = button_action_key_to_str(button); break;
-	case RATBAG_BUTTON_ACTION_TYPE_SPECIAL:	str = strdup(button_action_special_to_str(button)); break;
-	case RATBAG_BUTTON_ACTION_TYPE_MACRO:	str = strdup("macro"); break;
-	case RATBAG_BUTTON_ACTION_TYPE_NONE:	str = strdup("none"); break;
-	default:
-		error("type %d unknown\n", type);
-		str = strdup("UNKNOWN");
-	}
-
-	return str;
-}
-
-static struct ratbag_device *
-ratbag_cmd_open_device(struct ratbag *ratbag, const char *path)
-{
-	struct ratbag_device *device;
-	struct udev *udev;
-	struct udev_device *udev_device;
-
-	udev = udev_new();
-	udev_device = udev_device_from_path(udev, path);
-	if (!udev_device) {
-		udev_unref(udev);
-		return NULL;
-	}
-
-	device = ratbag_device_new_from_udev_device(ratbag, udev_device);
-
-	udev_device_unref(udev_device);
-	udev_unref(udev);
-
-	return device;
-}
-
-
 static int
 ratbag_cmd_info(struct ratbag *ratbag, uint32_t flags, int argc, char **argv)
 {
@@ -544,35 +362,6 @@ static const struct ratbag_cmd cmd_switch_etekcity = {
 	.help = "Switch the Etekcity mouse active profile",
 };
 
-enum ratbag_button_action_special
-str_to_special_action(const char *str) {
-	struct map {
-		enum ratbag_button_action_special special;
-		const char *str;
-	} map[] =  {
-	{ RATBAG_BUTTON_ACTION_SPECIAL_DOUBLECLICK,		"doubleclick" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_LEFT,		"wheel left" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_RIGHT,		"wheel right" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_UP,		"wheel up" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_DOWN,		"wheel down" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_CYCLE_UP,	"resolution cycle up" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_UP,		"resolution up" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_DOWN,		"resolution down" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_CYCLE_UP,	"profile cycle up" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_UP,		"profile up" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_DOWN,		"profile down" },
-	{ RATBAG_BUTTON_ACTION_SPECIAL_INVALID,		NULL },
-	};
-	struct map *m = map;
-
-	while (m->str) {
-		if (streq(m->str, str))
-			return m->special;
-		m++;
-	}
-	return RATBAG_BUTTON_ACTION_SPECIAL_INVALID;
-}
-
 static int
 ratbag_cmd_change_button(struct ratbag *ratbag, uint32_t flags, int argc, char **argv)
 {
@@ -832,29 +621,6 @@ static const struct ratbag_cmd *ratbag_commands[] = {
 	NULL,
 };
 
-static int
-open_restricted(const char *path, int flags, void *user_data)
-{
-	int fd = open(path, flags);
-
-	if (fd < 0)
-		error("Failed to open %s (%s)\n",
-			path, strerror(errno));
-
-	return fd < 0 ? -errno : fd;
-}
-
-static void
-close_restricted(int fd, void *user_data)
-{
-	close(fd);
-}
-
-const struct ratbag_interface interface = {
-	.open_restricted = open_restricted,
-	.close_restricted = close_restricted,
-};
-
 int
 main(int argc, char **argv)
 {
diff --git a/tools/shared.c b/tools/shared.c
new file mode 100644
index 00000000..b80b518f
--- /dev/null
+++ b/tools/shared.c
@@ -0,0 +1,243 @@
+/*
+ * Copyright © 2015 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * 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.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "shared.h"
+
+struct udev_device*
+udev_device_from_path(struct udev *udev, const char *path)
+{
+	struct udev_device *udev_device;
+	const char *event_node_prefix = "/dev/input/event";
+
+	if (strncmp(path, event_node_prefix, strlen(event_node_prefix)) == 0) {
+		struct stat st;
+		if (stat(path, &st) == -1) {
+			error("Failed to stat '%s': %s\n", path, strerror(errno));
+			return NULL;
+		}
+		udev_device = udev_device_new_from_devnum(udev, 'c', st.st_rdev);
+
+	} else {
+		udev_device = udev_device_new_from_syspath(udev, path);
+	}
+	if (!udev_device) {
+		error("Can't open '%s': %s\n", path, strerror(errno));
+		return NULL;
+	}
+
+	return udev_device;
+}
+
+const char*
+button_type_to_str(enum ratbag_button_type type)
+{
+	const char *str = "UNKNOWN";
+
+	switch(type) {
+	case RATBAG_BUTTON_TYPE_UNKNOWN:	str = "unknown"; break;
+	case RATBAG_BUTTON_TYPE_LEFT:		str = "left"; break;
+	case RATBAG_BUTTON_TYPE_MIDDLE:		str = "middle"; break;
+	case RATBAG_BUTTON_TYPE_RIGHT:		str = "right"; break;
+	case RATBAG_BUTTON_TYPE_THUMB:		str = "thumb"; break;
+	case RATBAG_BUTTON_TYPE_THUMB2:		str = "thumb2"; break;
+	case RATBAG_BUTTON_TYPE_THUMB3:		str = "thumb3"; break;
+	case RATBAG_BUTTON_TYPE_THUMB4:		str = "thumb4"; break;
+	case RATBAG_BUTTON_TYPE_WHEEL_LEFT:	str = "wheel left"; break;
+	case RATBAG_BUTTON_TYPE_WHEEL_RIGHT:	str = "wheel right"; break;
+	case RATBAG_BUTTON_TYPE_WHEEL_CLICK:	str = "wheel click"; break;
+	case RATBAG_BUTTON_TYPE_WHEEL_UP:	str = "wheel up"; break;
+	case RATBAG_BUTTON_TYPE_WHEEL_DOWN:	str = "wheel down"; break;
+	case RATBAG_BUTTON_TYPE_WHEEL_RATCHET_MODE_SHIFT: str = "wheel ratchet mode switch"; break;
+	case RATBAG_BUTTON_TYPE_EXTRA:		str = "extra (forward)"; break;
+	case RATBAG_BUTTON_TYPE_SIDE:		str = "side (backward)"; break;
+	case RATBAG_BUTTON_TYPE_PINKIE:		str = "pinkie"; break;
+	case RATBAG_BUTTON_TYPE_PINKIE2:	str = "pinkie2"; break;
+
+	/* DPI switch */
+	case RATBAG_BUTTON_TYPE_RESOLUTION_CYCLE_UP:	str = "resolution cycle up"; break;
+	case RATBAG_BUTTON_TYPE_RESOLUTION_UP:		str = "resolution up"; break;
+	case RATBAG_BUTTON_TYPE_RESOLUTION_DOWN:	str = "resolution down"; break;
+
+	/* Profile */
+	case RATBAG_BUTTON_TYPE_PROFILE_CYCLE_UP:	str = "profile cycle up"; break;
+	case RATBAG_BUTTON_TYPE_PROFILE_UP:		str = "profile up"; break;
+	case RATBAG_BUTTON_TYPE_PROFILE_DOWN:		str = "profile down"; break;
+	}
+
+	return str;
+}
+
+const char *
+button_action_special_to_str(struct ratbag_button *button)
+{
+	enum ratbag_button_action_special special;
+	const char *str = "UNKNOWN";
+
+	special = ratbag_button_get_special(button);
+
+	switch (special) {
+	case RATBAG_BUTTON_ACTION_SPECIAL_INVALID:		str = "invalid"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_UNKNOWN:		str = "unknown"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_DOUBLECLICK:		str = "double click"; break;
+
+	/* Wheel mappings */
+	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_LEFT:		str = "wheel left"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_RIGHT:		str = "wheel right"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_UP:		str = "wheel up"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_DOWN:		str = "wheel down"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_RATCHET_MODE_SWITCH:	str = "ratchet mode switch"; break;
+
+	/* DPI switch */
+	case RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_CYCLE_UP:	str = "resolution cycle up"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_UP:	str = "resolution up"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_DOWN:	str = "resolution down"; break;
+
+	/* Profile */
+	case RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_CYCLE_UP:	str = "profile cycle up"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_UP:		str = "profile up"; break;
+	case RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_DOWN:		str = "profile down"; break;
+	}
+
+	return str;
+}
+
+char *
+button_action_button_to_str(struct ratbag_button *button)
+{
+	char str[96];
+
+	sprintf(str, "button %d", ratbag_button_get_button(button));
+
+	return strdup(str);
+}
+
+char *
+button_action_key_to_str(struct ratbag_button *button)
+{
+	const char *str;
+	unsigned int modifiers[10];
+	size_t m_size = 10;
+
+	str = libevdev_event_code_get_name(EV_KEY, ratbag_button_get_key(button, modifiers, &m_size));
+	if (!str)
+		str = "UNKNOWN";
+
+	return strdup(str);
+}
+
+char *
+button_action_to_str(struct ratbag_button *button)
+{
+	enum ratbag_button_action_type type;
+	char *str;
+
+	type = ratbag_button_get_action_type(button);
+
+	switch (type) {
+	case RATBAG_BUTTON_ACTION_TYPE_BUTTON:	str = button_action_button_to_str(button); break;
+	case RATBAG_BUTTON_ACTION_TYPE_KEY:	str = button_action_key_to_str(button); break;
+	case RATBAG_BUTTON_ACTION_TYPE_SPECIAL:	str = strdup(button_action_special_to_str(button)); break;
+	case RATBAG_BUTTON_ACTION_TYPE_MACRO:	str = strdup("macro"); break;
+	case RATBAG_BUTTON_ACTION_TYPE_NONE:	str = strdup("none"); break;
+	default:
+		error("type %d unknown\n", type);
+		str = strdup("UNKNOWN");
+	}
+
+	return str;
+}
+
+struct ratbag_device *
+ratbag_cmd_open_device(struct ratbag *ratbag, const char *path)
+{
+	struct ratbag_device *device;
+	struct udev *udev;
+	struct udev_device *udev_device;
+
+	udev = udev_new();
+	udev_device = udev_device_from_path(udev, path);
+	if (!udev_device) {
+		udev_unref(udev);
+		return NULL;
+	}
+
+	device = ratbag_device_new_from_udev_device(ratbag, udev_device);
+
+	udev_device_unref(udev_device);
+	udev_unref(udev);
+
+	return device;
+}
+
+enum ratbag_button_action_special
+str_to_special_action(const char *str) {
+	struct map {
+		enum ratbag_button_action_special special;
+		const char *str;
+	} map[] =  {
+	{ RATBAG_BUTTON_ACTION_SPECIAL_DOUBLECLICK,		"doubleclick" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_LEFT,		"wheel left" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_RIGHT,		"wheel right" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_UP,		"wheel up" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_WHEEL_DOWN,		"wheel down" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_CYCLE_UP,	"resolution cycle up" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_UP,		"resolution up" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_RESOLUTION_DOWN,		"resolution down" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_CYCLE_UP,	"profile cycle up" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_UP,		"profile up" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_PROFILE_DOWN,		"profile down" },
+	{ RATBAG_BUTTON_ACTION_SPECIAL_INVALID,		NULL },
+	};
+	struct map *m = map;
+
+	while (m->str) {
+		if (streq(m->str, str))
+			return m->special;
+		m++;
+	}
+	return RATBAG_BUTTON_ACTION_SPECIAL_INVALID;
+}
+
+
+static int
+open_restricted(const char *path, int flags, void *user_data)
+{
+	int fd = open(path, flags);
+
+	if (fd < 0)
+		error("Failed to open %s (%s)\n",
+			path, strerror(errno));
+
+	return fd < 0 ? -errno : fd;
+}
+
+static void
+close_restricted(int fd, void *user_data)
+{
+	close(fd);
+}
+
+const struct ratbag_interface interface = {
+	.open_restricted = open_restricted,
+	.close_restricted = close_restricted,
+};
diff --git a/tools/shared.h b/tools/shared.h
new file mode 100644
index 00000000..c3c6fc8d
--- /dev/null
+++ b/tools/shared.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright © 2015 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * 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.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#define _GNU_SOURCE
+#include <errno.h>
+#include <dirent.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <sys/stat.h>
+#include <linux/input.h>
+
+#include <libratbag.h>
+#include <libratbag-util.h>
+#include <libevdev/libevdev.h>
+
+LIBRATBAG_ATTRIBUTE_PRINTF(1, 2)
+static inline void
+error(const char *format, ...)
+{
+	va_list args;
+
+	fprintf(stderr, "Error: ");
+
+	va_start(args, format);
+	vfprintf(stderr, format, args);
+	va_end(args);
+}
+
+struct udev_device*
+udev_device_from_path(struct udev *udev, const char *path);
+
+const char*
+button_type_to_str(enum ratbag_button_type type);
+
+const char *
+button_action_special_to_str(struct ratbag_button *button);
+
+char *
+button_action_button_to_str(struct ratbag_button *button);
+
+char *
+button_action_key_to_str(struct ratbag_button *button);
+
+char *
+button_action_to_str(struct ratbag_button *button);
+
+enum ratbag_button_action_special
+str_to_special_action(const char *str);
+
+struct ratbag_device *
+ratbag_cmd_open_device(struct ratbag *ratbag, const char *path);
+
+const struct ratbag_interface interface;