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 #include "minzip/Zip.h" 21 #include "mtdutils/mtdutils.h" 22 23 /* Any of the "root_path" arguments can be paths with relative 24 * components, like "SYSTEM:a/b/c". 25 */ 26 27 /* Associate this package with the package root "PKG:". 28 */ 29 int register_package_root(const ZipArchive *package, const char *package_path); 30 31 /* Returns non-zero iff root_path points inside a package. 32 */ 33 int is_package_root_path(const char *root_path); 34 35 /* Takes a string like "SYSTEM:lib" and turns it into a string 36 * like "/system/lib". The translated path is put in out_buf, 37 * and out_buf is returned if the translation succeeded. 38 */ 39 const char *translate_root_path(const char *root_path, 40 char *out_buf, size_t out_buf_len); 41 42 /* Takes a string like "PKG:lib/libc.so" and returns a pointer to 43 * the containing zip file and a path like "lib/libc.so". 44 */ 45 const char *translate_package_root_path(const char *root_path, 46 char *out_buf, size_t out_buf_len, const ZipArchive **out_package); 47 48 /* Returns negative on error, positive if it's mounted, zero if it isn't. 49 */ 50 int is_root_path_mounted(const char *root_path); 51 52 int ensure_root_path_mounted(const char *root_path); 53 54 int ensure_root_path_unmounted(const char *root_path); 55 56 const MtdPartition *get_root_mtd_partition(const char *root_path); 57 58 /* "root" must be the exact name of the root; no relative path is permitted. 59 * If the named root is mounted, this will attempt to unmount it first. 60 */ 61 int format_root_device(const char *root); 62 63 #endif // RECOVERY_ROOTS_H_ 64