1 /*
2 * Copyright (C) 2012 Invensense, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 
17 #ifndef ANDROID_MPL_SUPPORT_H
18 #define ANDROID_MPL_SUPPORT_H
19 
20 #include <stdint.h>
21 
22 int inv_read_data(char *fname, long *data);
23 int read_attribute_sensor(int fd, char* data, unsigned int size);
24 int enable_sysfs_sensor(int fd, int en);
25 int write_attribute_sensor(int fd, long data);
26 int write_attribute_sensor_continuous(int fd, long data);
27 int read_sysfs_int64(char*, int64_t*);
28 void convert_long_to_hex_char(long* quat, unsigned char* hex, int numElement);
29 int read_sysfs_int(char*, int*);
30 int write_sysfs_int(char*, int);
31 int write_sysfs_longlong(char*, long long);
32 int fill_dev_full_name_by_prefix(const char* dev_prefix,
33                                  char* dev_full_name, int len);
34 void dump_dmp_img(const char *out_file);
35 int read_sysfs_dir(bool fileMode, char *sysfs_path);
36 
37 #endif //  ANDROID_MPL_SUPPORT_H
38