1 /* 2 * Copyright (C) 2007 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 RECOVERY_ROOTS_H_ 18 #define RECOVERY_ROOTS_H_ 19 20 typedef struct fstab_rec Volume; 21 22 // Load and parse volume data from /etc/recovery.fstab. 23 void load_volume_table(); 24 25 // Return the Volume* record for this path (or NULL). 26 Volume* volume_for_path(const char* path); 27 28 // Make sure that the volume 'path' is on is mounted. Returns 0 on 29 // success (volume is mounted). 30 int ensure_path_mounted(const char* path); 31 32 // Similar to ensure_path_mounted, but allows one to specify the mount_point. 33 int ensure_path_mounted_at(const char* path, const char* mount_point); 34 35 // Make sure that the volume 'path' is on is unmounted. Returns 0 on 36 // success (volume is unmounted); 37 int ensure_path_unmounted(const char* path); 38 39 // Reformat the given volume (must be the mount point only, eg 40 // "/cache"), no paths permitted. Attempts to unmount the volume if 41 // it is mounted. 42 int format_volume(const char* volume); 43 44 // Reformat the given volume (must be the mount point only, eg 45 // "/cache"), no paths permitted. Attempts to unmount the volume if 46 // it is mounted. 47 // Copies 'directory' to root of the newly formatted volume 48 int format_volume(const char* volume, const char* directory); 49 50 // Ensure that all and only the volumes that packages expect to find 51 // mounted (/tmp and /cache) are mounted. Returns 0 on success. 52 int setup_install_mounts(); 53 54 #endif // RECOVERY_ROOTS_H_ 55
