DirectVolume.h revision 29d8da8cefa99e436c13295d4c9bad060ca18a6d
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 _DEVICEVOLUME_H 18f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#define _DEVICEVOLUME_H 19f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 20f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#include <utils/List.h> 21f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 22f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#include "Volume.h" 23f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 24dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat#define MAX_PARTS 4 25dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat 26f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehattypedef android::List<char *> PathCollection; 27f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 28ae10b91044bf76b40b77d81c169e48e0bbdf6d75San Mehatclass DirectVolume : public Volume { 29dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehatpublic: 30dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat static const int MAX_PARTITIONS = 4; 31f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatprotected: 32f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat PathCollection *mPaths; 33dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat int mDiskMajor; 34dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat int mDiskMinor; 35dd9b8e92aaf330b48ddb40a7380588ef92b53de6San Mehat int mPartMinors[MAX_PARTITIONS]; 36f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat int mDiskNumParts; 37fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat unsigned char mPendingPartMap; 3829d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall int mIsDecrypted; 3929d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall int mFlags; 40f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 41f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehatpublic: 42a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat DirectVolume(VolumeManager *vm, const char *label, const char *mount_point, int partIdx); 43ae10b91044bf76b40b77d81c169e48e0bbdf6d75San Mehat virtual ~DirectVolume(); 44f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 45f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat int addPath(const char *path); 46f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 47fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat int handleBlockEvent(NetlinkEvent *evt); 48a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat dev_t getDiskDevice(); 492dfe297ec47559dbe2297a72bea71cf515c03797Mike Lockwood dev_t getShareDevice(); 50a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat void handleVolumeShared(); 51a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat void handleVolumeUnshared(); 5229d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall int getVolInfo(struct volume_info *v); 5329d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall void setFlags(int flags); 54a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat 5549e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehatprotected: 56a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat int getDeviceNodes(dev_t *devs, int max); 5729d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall int updateDeviceInfo(char *new_path, int new_major, int new_minor); 5829d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall int isDecrypted() { return mIsDecrypted; } 5929d8da8cefa99e436c13295d4c9bad060ca18a6dKen Sumrall int getFlags() { return mFlags; } 60fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat 61fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehatprivate: 62fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat void handleDiskAdded(const char *devpath, NetlinkEvent *evt); 63fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat void handleDiskRemoved(const char *devpath, NetlinkEvent *evt); 64a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat void handleDiskChanged(const char *devpath, NetlinkEvent *evt); 65fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat void handlePartitionAdded(const char *devpath, NetlinkEvent *evt); 66fd7f5875129adfe2845f4f3fffb17db3a89eea25San Mehat void handlePartitionRemoved(const char *devpath, NetlinkEvent *evt); 67a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat void handlePartitionChanged(const char *devpath, NetlinkEvent *evt); 68a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat 69a2677e4ad01f250b0765f04adf0acfa6627efc98San Mehat int doMountVfat(const char *deviceNode, const char *mountPoint); 7049e2bce5b74129c26a35e25d4693cbfe98c4688eSan Mehat 71f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat}; 72f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 73ae10b91044bf76b40b77d81c169e48e0bbdf6d75San Mehattypedef android::List<DirectVolume *> DirectVolumeCollection; 74f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat 75f1b736bc5605e92e917ab27f5abf3ba839be2270San Mehat#endif 76