Piranha Sensors

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>

1 files changed, 59 insertions, 0 deletions

diff --git a/sensors/geomagneticd/geomagneticd.h b/sensors/geomagneticd/geomagneticd.h
new file mode 100644
index 0000000..cd57eb9
--- /dev/null
+++ b/sensors/geomagneticd/geomagneticd.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdint.h>
+#include <poll.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#ifndef _GEOMAGNETICD_H_
+#define _GEOMAGNETICD_H_
+
+#define GEOMAGNETICD_CONFIG_PATH		"/data/system/yas.cfg"
+#define GEOMAGNETICD_CONFIG_BACKUP_PATH		"/data/system/yas-backup.cfg"
+
+struct geomagneticd_data {
+	int magnetic_extrema[2][3];
+	int hard_offsets[3];
+	int calib_offsets[3];
+	int accuracy;
+
+	int input_fd;
+	char path_offsets[PATH_MAX];
+
+	int count;
+};
+
+/*
+ * Input
+ */
+
+void input_event_set(struct input_event *event, int type, int code, int value);
+long int timestamp(struct timeval *time);
+long int input_timestamp(struct input_event *event);
+int uinput_rel_create(const char *name);
+void uinput_destroy(int uinput_fd);
+int input_open(char *name);
+int sysfs_path_prefix(char *name, char *path_prefix);
+int sysfs_value_read(char *path);
+int sysfs_value_write(char *path, int value);
+int sysfs_string_read(char *path, char *buffer, size_t length);
+int sysfs_string_write(char *path, char *buffer, size_t length);
+
+#endif