1*288bf522SAndroid Build Coastguard Worker /* 2*288bf522SAndroid Build Coastguard Worker * Copyright (C) 2014 The Android Open Source Project 3*288bf522SAndroid Build Coastguard Worker * 4*288bf522SAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*288bf522SAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*288bf522SAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*288bf522SAndroid Build Coastguard Worker * 8*288bf522SAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*288bf522SAndroid Build Coastguard Worker * 10*288bf522SAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*288bf522SAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*288bf522SAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*288bf522SAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*288bf522SAndroid Build Coastguard Worker * limitations under the License. 15*288bf522SAndroid Build Coastguard Worker */ 16*288bf522SAndroid Build Coastguard Worker 17*288bf522SAndroid Build Coastguard Worker #ifndef F2FS_UTILS_F2F2_UTILS_H_ 18*288bf522SAndroid Build Coastguard Worker #define F2FS_UTILS_F2F2_UTILS_H_ 19*288bf522SAndroid Build Coastguard Worker 20*288bf522SAndroid Build Coastguard Worker #include <stdint.h> 21*288bf522SAndroid Build Coastguard Worker 22*288bf522SAndroid Build Coastguard Worker #ifdef __cplusplus 23*288bf522SAndroid Build Coastguard Worker extern "C" { 24*288bf522SAndroid Build Coastguard Worker #endif 25*288bf522SAndroid Build Coastguard Worker 26*288bf522SAndroid Build Coastguard Worker #define ver_after(a, b) \ 27*288bf522SAndroid Build Coastguard Worker (typecheck(unsigned long long, a) && typecheck(unsigned long long, b) && \ 28*288bf522SAndroid Build Coastguard Worker ((long long)((a) - (b)) > 0)) 29*288bf522SAndroid Build Coastguard Worker 30*288bf522SAndroid Build Coastguard Worker #define ver_equal(a, b) \ 31*288bf522SAndroid Build Coastguard Worker (typecheck(unsigned long long, a) && typecheck(unsigned long long, b) && \ 32*288bf522SAndroid Build Coastguard Worker ((long long)((a) - (b)) == 0)) 33*288bf522SAndroid Build Coastguard Worker 34*288bf522SAndroid Build Coastguard Worker struct f2fs_sit_block; 35*288bf522SAndroid Build Coastguard Worker struct f2fs_summary_block; 36*288bf522SAndroid Build Coastguard Worker 37*288bf522SAndroid Build Coastguard Worker struct f2fs_info { 38*288bf522SAndroid Build Coastguard Worker uint64_t blocks_per_segment; 39*288bf522SAndroid Build Coastguard Worker uint32_t block_size; 40*288bf522SAndroid Build Coastguard Worker 41*288bf522SAndroid Build Coastguard Worker char* sit_bmp; 42*288bf522SAndroid Build Coastguard Worker uint32_t sit_bmp_size; 43*288bf522SAndroid Build Coastguard Worker uint64_t blocks_per_sit; 44*288bf522SAndroid Build Coastguard Worker struct f2fs_sit_block* sit_blocks; 45*288bf522SAndroid Build Coastguard Worker struct f2fs_summary_block* sit_sums; 46*288bf522SAndroid Build Coastguard Worker 47*288bf522SAndroid Build Coastguard Worker uint64_t cp_blkaddr; 48*288bf522SAndroid Build Coastguard Worker uint64_t cp_valid_cp_blkaddr; 49*288bf522SAndroid Build Coastguard Worker 50*288bf522SAndroid Build Coastguard Worker uint64_t sit_blkaddr; 51*288bf522SAndroid Build Coastguard Worker 52*288bf522SAndroid Build Coastguard Worker uint64_t nat_blkaddr; 53*288bf522SAndroid Build Coastguard Worker 54*288bf522SAndroid Build Coastguard Worker uint64_t ssa_blkaddr; 55*288bf522SAndroid Build Coastguard Worker 56*288bf522SAndroid Build Coastguard Worker uint64_t main_blkaddr; 57*288bf522SAndroid Build Coastguard Worker 58*288bf522SAndroid Build Coastguard Worker uint64_t total_user_used; 59*288bf522SAndroid Build Coastguard Worker uint64_t total_blocks; 60*288bf522SAndroid Build Coastguard Worker }; 61*288bf522SAndroid Build Coastguard Worker 62*288bf522SAndroid Build Coastguard Worker uint64_t get_num_blocks_used(struct f2fs_info* info); 63*288bf522SAndroid Build Coastguard Worker struct f2fs_info* generate_f2fs_info(int fd); 64*288bf522SAndroid Build Coastguard Worker void free_f2fs_info(struct f2fs_info* info); 65*288bf522SAndroid Build Coastguard Worker unsigned int get_f2fs_filesystem_size_sec(char* dev); 66*288bf522SAndroid Build Coastguard Worker int run_on_used_blocks(uint64_t startblock, struct f2fs_info* info, 67*288bf522SAndroid Build Coastguard Worker int (*func)(uint64_t pos, void* data), void* data); 68*288bf522SAndroid Build Coastguard Worker 69*288bf522SAndroid Build Coastguard Worker #ifdef __cplusplus 70*288bf522SAndroid Build Coastguard Worker } 71*288bf522SAndroid Build Coastguard Worker #endif 72*288bf522SAndroid Build Coastguard Worker 73*288bf522SAndroid Build Coastguard Worker #endif // F2FS_UTILS_F2F2_UTILS_H_ 74