android_bootable_recovery/roots.h
Koushik Dutta 19447c0550 Refactor recovery's block device handling to work across variant hardware in a cleaner fashion.
Re add firmware update

Change-Id: I699ad22390ed14e597d17a7bcb32ad1b1af00b4b

support mmc misc

Change-Id: Iff02f8d03db6835f501d052140cebeefee521305

fix compile errors

Change-Id: I032edbd157a8a15f561bb83330c715ebaa008d18

fix compile errors

Change-Id: Idff3449be3376f22fceefc2c35637527f8df8f3f

Initial work to clean up the block devices.

Change-Id: I4be20ac124864a281be9cd116e211a2618404a27

all done

Change-Id: I0338f62f6a045556ebe90b0200685be113178319

fix up nandroid

Change-Id: I886f00271183e6d2921c080b0939341f2cf12a4d
2010-11-10 23:31:34 -08:00

148 lines
4.0 KiB
C

/*
* Copyright (C) 2007 The Android Open Source Project
* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
*
* 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"
#include "mmcutils/mmcutils.h"
#ifndef BOARD_USES_MMCUTILS
#define DEFAULT_FILESYSTEM "yaffs2"
#else
#define DEFAULT_FILESYSTEM "ext3"
#endif
#ifndef BOARD_SDCARD_DEVICE_PRIMARY
#define BOARD_SDCARD_DEVICE_PRIMARY "/dev/block/mmcblk0p1"
#endif
#ifndef BOARD_SDCARD_DEVICE_SECONDARY
#define BOARD_SDCARD_DEVICE_SECONDARY "/dev/block/mmcblk0"
#endif
#ifndef BOARD_SDEXT_DEVICE
#define BOARD_SDEXT_DEVICE "/dev/block/mmcblk0p2"
#endif
#ifndef BOARD_SDEXT_FILESYSTEM
#define BOARD_SDEXT_FILESYSTEM "auto"
#endif
#ifndef BOARD_DATA_DEVICE
#define BOARD_DATA_DEVICE g_default_device
#endif
#ifndef BOARD_DATA_FILESYSTEM
#define BOARD_DATA_FILESYSTEM DEFAULT_FILESYSTEM
#endif
#ifndef BOARD_DATADATA_DEVICE
#define BOARD_DATADATA_DEVICE g_default_device
#endif
#ifndef BOARD_DATADATA_FILESYSTEM
#define BOARD_DATADATA_FILESYSTEM DEFAULT_FILESYSTEM
#endif
#ifndef BOARD_CACHE_DEVICE
#define BOARD_CACHE_DEVICE g_default_device
#endif
#ifndef BOARD_CACHE_FILESYSTEM
#define BOARD_CACHE_FILESYSTEM DEFAULT_FILESYSTEM
#endif
#ifndef BOARD_SYSTEM_DEVICE
#define BOARD_SYSTEM_DEVICE g_default_device
#endif
#ifndef BOARD_SYSTEM_FILESYSTEM
#define BOARD_SYSTEM_FILESYSTEM DEFAULT_FILESYSTEM
#endif
#ifndef BOARD_DATA_FILESYSTEM_OPTIONS
#define BOARD_DATA_FILESYSTEM_OPTIONS NULL
#endif
#ifndef BOARD_CACHE_FILESYSTEM_OPTIONS
#define BOARD_CACHE_FILESYSTEM_OPTIONS NULL
#endif
#ifndef BOARD_DATADATA_FILESYSTEM_OPTIONS
#define BOARD_DATADATA_FILESYSTEM_OPTIONS NULL
#endif
#ifndef BOARD_SYSTEM_FILESYSTEM_OPTIONS
#define BOARD_SYSTEM_FILESYSTEM_OPTIONS NULL
#endif
/* Any of the "root_path" arguments can be paths with relative
* components, like "SYSTEM:a/b/c".
*/
/* Associate this package with the package root "PKG:".
*/
int register_package_root(const ZipArchive *package, const char *package_path);
/* Returns non-zero iff root_path points inside a package.
*/
int is_package_root_path(const char *root_path);
/* 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);
/* Takes a string like "PKG:lib/libc.so" and returns a pointer to
* the containing zip file and a path like "lib/libc.so".
*/
const char *translate_package_root_path(const char *root_path,
char *out_buf, size_t out_buf_len, const ZipArchive **out_package);
/* 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);
int get_root_partition_device(const char *root_path, char *device);
/* "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);
typedef struct {
const char *name;
const char *device;
const char *device2; // If the first one doesn't work (may be NULL)
const char *partition_name;
const char *mount_point;
const char *filesystem;
const char *filesystem_options;
} RootInfo;
#endif // RECOVERY_ROOTS_H_