1 /* 2 * Copyright (C) 2016 The Android Open Source Project 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 __CUTILS_ANDROID_GET_CONTROL_FILE_H 18 #define __CUTILS_ANDROID_GET_CONTROL_FILE_H 19 20 #define ANDROID_FILE_ENV_PREFIX "ANDROID_FILE_" 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 /* 27 * android_get_control_file - simple helper function to get the file 28 * descriptor of our init-managed file. `path' is the filename path as 29 * given in init.rc. Returns -1 on error. 30 */ 31 int android_get_control_file(const char* path); 32 33 #ifdef __cplusplus 34 } 35 #endif 36 37 #endif /* __CUTILS_ANDROID_GET_CONTROL_FILE_H */ 38