1 /* 2 * Copyright (C) 2012 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 _VOLDUTIL_H 18 #define _VOLDUTIL_H 19 20 #include <sys/cdefs.h> 21 22 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a))) 23 24 __BEGIN_DECLS 25 void get_blkdev_size(int fd, unsigned long* nr_sec); 26 __END_DECLS 27 28 #endif 29