1 /* 2 * Copyright (c) 2021-2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_STORAGE_DAEMON_EXTERNAL_VOLUME_INFO_H 17 #define OHOS_STORAGE_DAEMON_EXTERNAL_VOLUME_INFO_H 18 19 #include <map> 20 #include "volume/volume_info.h" 21 22 namespace OHOS { 23 namespace StorageDaemon { 24 class ExternalVolumeInfo : public VolumeInfo { 25 public: 26 ExternalVolumeInfo() = default; 27 virtual ~ExternalVolumeInfo() = default; 28 29 virtual int32_t DoTryToFix() override; 30 virtual int32_t DoTryToCheck() override; 31 std::string GetFsType(); 32 std::string GetFsUuid(); 33 std::string GetFsLabel(); 34 std::string GetMountPath(); 35 int32_t IsUsbInUse(int fd); 36 37 protected: 38 virtual int32_t DoCreate(dev_t dev) override; 39 virtual int32_t DoDestroy() override; 40 virtual int32_t DoMount(uint32_t mountFlags) override; 41 virtual int32_t DoUMount(bool force) override; 42 virtual int32_t DoUMountUsbFuse() override; 43 virtual int32_t DoCheck() override; 44 virtual int32_t DoFormat(std::string type) override; 45 virtual int32_t DoSetVolDesc(std::string description) override; 46 47 private: 48 std::string devPath_; 49 std::string fsLabel_; 50 std::string fsUuid_; 51 std::string fsType_; 52 std::string mountPath_; 53 std::string mountUsbFusePath_; 54 std::string mountBackupPath_; 55 56 dev_t device_; 57 58 const std::string devPathDir_ = "/dev/block/%s"; 59 const std::string mountPathDir_ = "/mnt/data/external/%s"; 60 const std::string mountFusePathDir_ = "/mnt/data/external_fuse/%s"; 61 std::vector<std::string> supportMountType_ = { "ntfs", "exfat", "vfat", "hmfs", "f2fs" }; 62 std::map<std::string, std::string> supportFormatType_ = {{"exfat", "mkfs.exfat"}, {"vfat", "newfs_msdos"}}; 63 64 int32_t ReadMetadata(); 65 int32_t DoMount4Ext(uint32_t mountFlags); 66 int32_t DoMount4Hmfs(uint32_t mountFlags); 67 int32_t DoMount4Ntfs(uint32_t mountFlags); 68 int32_t DoMount4Exfat(uint32_t mountFlags); 69 int32_t DoFix4Ntfs(); 70 int32_t DoFix4Exfat(); 71 int32_t DoMount4OtherType(uint32_t mountFlags); 72 int32_t DoMount4Vfat(uint32_t mountFlags); 73 int32_t DoCheck4Ntfs(); 74 int32_t DoCheck4Exfat(); 75 int32_t CreateMountPath(); 76 int32_t CreateFuseMountPath(); 77 }; 78 } // STORAGE_DAEMON 79 } // OHOS 80 81 #endif // OHOS_STORAGE_DAEMON_EXTERNAL_VOLUME_INFO_H 82