Volume.h revision dd9b8e92aaf330b48ddb40a7380588ef92b53de6
1f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat/* 2f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * Copyright (C) 2008 The Android Open Source Project 3f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * 4f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * Licensed under the Apache License, Version 2.0 (the "License"); 5f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * you may not use this file except in compliance with the License. 6f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * You may obtain a copy of the License at 7f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * 8f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * http://www.apache.org/licenses/LICENSE-2.0 9f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * 10f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * Unless required by applicable law or agreed to in writing, software 11f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * distributed under the License is distributed on an "AS IS" BASIS, 12f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * See the License for the specific language governing permissions and 14f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat * limitations under the License. 15f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat */ 16f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 17f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#ifndef _VOLUME_H 18f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#define _VOLUME_H 19f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 20f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#include <utils/List.h> 21f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 22fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehatclass NetlinkEvent; 23fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat 24f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatclass Volume { 25f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatprivate: 26f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat int mState; 27f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 28f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatpublic: 29f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat static const int State_Init = -1; 30f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat static const int State_Idle = 1; 31f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat static const int State_Pending = 2; 32f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat static const int State_Mounted = 3; 33f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat static const int State_Checking = 4; 34f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat static const int State_Formatting = 5; 35f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 36f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatprotected: 37f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat char *mLabel; 38f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat char *mMountpoint; 39f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 40f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatpublic: 41f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat Volume(const char *label, const char *mount_point); 42f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat virtual ~Volume(); 43f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 4449e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat int mount(); 4549e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat int unmount(); 4649e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat 47f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat const char *getLabel() { return mLabel; } 48f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat const char *getMountpoint() { return mMountpoint; } 49f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat int getState() { return mState; } 50f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 51fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat virtual int handleBlockEvent(NetlinkEvent *evt); 52f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 53f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatprotected: 54f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat void setState(int state); 5549e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat 5649e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat virtual int prepareToMount(int *major, int *minor) = 0; 5749e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat 58dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat int createDeviceNode(const char *path, int major, int minor); 59dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat 6049e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehatprivate: 6149e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat int checkFilesystem(const char *nodepath); 62f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat}; 63f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 64f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehattypedef android::List<Volume *> VolumeCollection; 65f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 66f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#endif 67