platform_bootable_recovery/roots.h
Doug Zongker d7d4208976 remove unneeded partition roots
Recovery itself no longer needs to access all these partitions;
manipulation of them is done by the updater binary.  This is a small
first step towards removing roots entirely.

Change-Id: I3fbcada32079a37db4cc097861dfa91e0a08da30
2010-09-17 13:02:48 -07:00

49 lines
1.6 KiB
C

/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef RECOVERY_ROOTS_H_
#define RECOVERY_ROOTS_H_
#include "minzip/Zip.h"
#include "mtdutils/mtdutils.h"
/* Any of the "root_path" arguments can be paths with relative
* components, like "SYSTEM:a/b/c".
*/
/* Takes a string like "SYSTEM:lib" and turns it into a string
* like "/system/lib". The translated path is put in out_buf,
* and out_buf is returned if the translation succeeded.
*/
const char *translate_root_path(const char *root_path,
char *out_buf, size_t out_buf_len);
/* Returns negative on error, positive if it's mounted, zero if it isn't.
*/
int is_root_path_mounted(const char *root_path);
int ensure_root_path_mounted(const char *root_path);
int ensure_root_path_unmounted(const char *root_path);
const MtdPartition *get_root_mtd_partition(const char *root_path);
/* "root" must be the exact name of the root; no relative path is permitted.
* If the named root is mounted, this will attempt to unmount it first.
*/
int format_root_device(const char *root);
#endif // RECOVERY_ROOTS_H_