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/*
* Copyright (C) 2008 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 _MEDIA_H
#define _MEDIA_H
#include <sys/types.h>
#include "blkdev.h"
typedef enum media_type {
media_unknown,
media_mmc,
media_devmapper,
} media_type_t;
/*
* max 8 partitions per card
*/
#define MMC_PARTS_PER_CARD (1<<3)
#define ALIGN_MMC_MINOR(min) (min / MMC_PARTS_PER_CARD * MMC_PARTS_PER_CARD)
typedef struct media {
char *devpath;
char *name;
uint32_t serial;
media_type_t media_type;
blkdev_list_t *devs;
} media_t;
typedef struct media_list {
media_t *media;
struct media_list *next;
} media_list_t;
media_t *media_create(char *devpath, char *name, char *serial, enum media_type);
media_t *media_lookup_by_path(char *devpath, boolean fuzzy_match);
media_t *media_lookup_by_dev(blkdev_t *dev);
void media_destroy(media_t *media);
int media_add_blkdev(media_t *media, blkdev_t *dev);
void media_remove_blkdev(media_t *media, blkdev_t *dev);
#endif