3 * By John Hodge (thePowersGang)
15 int NTFS_Install(char **Arguments);
16 tVFS_Node *NTFS_InitDevice(const char *Devices, const char **Options);
17 void NTFS_Unmount(tVFS_Node *Node);
18 void NTFS_DumpEntry(tNTFS_Disk *Disk, Uint32 Entry);
21 MODULE_DEFINE(0, 0x0A /*v0.1*/, FS_NTFS, NTFS_Install, NULL);
22 tVFS_Driver gNTFS_FSInfo = {
24 .InitDevice = NTFS_InitDevice,
25 .Unmount = NTFS_Unmount,
26 .GetNodeFromINode = NULL
28 tVFS_NodeType gNTFS_DirType = {
29 .TypeName = "NTFS-File",
30 .ReadDir = NTFS_ReadDir,
31 .FindDir = NTFS_FindDir,
35 tNTFS_Disk gNTFS_Disks;
39 * \brief Installs the NTFS driver
41 int NTFS_Install(char **Arguments)
43 VFS_AddDriver( &gNTFS_FSInfo );
48 * \brief Mount a NTFS volume
50 tVFS_Node *NTFS_InitDevice(const char *Device, const char **Options)
55 disk = malloc( sizeof(tNTFS_Disk) );
57 disk->FD = VFS_Open(Device, VFS_OPENFLAG_READ);
63 Log_Debug("FS_NTFS", "&bs = %p", &bs);
64 VFS_ReadAt(disk->FD, 0, 512, &bs);
66 Log_Debug("FS_NTFS", "Jump = %02x%02x%02x",
70 Log_Debug("FS_NTFS", "SystemID = %02x%02x%02x%02x%02x%02x%02x%02x (%8C)",
71 bs.SystemID[0], bs.SystemID[1], bs.SystemID[2], bs.SystemID[3],
72 bs.SystemID[4], bs.SystemID[5], bs.SystemID[6], bs.SystemID[7],
75 Log_Debug("FS_NTFS", "BytesPerSector = %i", bs.BytesPerSector);
76 Log_Debug("FS_NTFS", "SectorsPerCluster = %i", bs.SectorsPerCluster);
77 Log_Debug("FS_NTFS", "MediaDescriptor = 0x%x", bs.MediaDescriptor);
78 Log_Debug("FS_NTFS", "SectorsPerTrack = %i", bs.SectorsPerTrack);
79 Log_Debug("FS_NTFS", "Heads = %i", bs.Heads);
80 Log_Debug("FS_NTFS", "TotalSectorCount = 0x%llx", bs.TotalSectorCount);
81 Log_Debug("FS_NTFS", "MFTStart = 0x%llx", bs.MFTStart);
82 Log_Debug("FS_NTFS", "MFTMirrorStart = 0x%llx", bs.MFTMirrorStart);
83 Log_Debug("FS_NTFS", "ClustersPerMFTRecord = %i", bs.ClustersPerMFTRecord);
84 Log_Debug("FS_NTFS", "ClustersPerIndexRecord = %i", bs.ClustersPerIndexRecord);
85 Log_Debug("FS_NTFS", "SerialNumber = 0x%llx", bs.SerialNumber);
87 disk->ClusterSize = bs.BytesPerSector * bs.SectorsPerCluster;
88 Log_Debug("NTFS", "Cluster Size = %i KiB", disk->ClusterSize/1024);
89 disk->MFTBase = bs.MFTStart;
90 Log_Debug("NTFS", "MFT Base = %i", disk->MFTBase);
91 Log_Debug("NTFS", "TotalSectorCount = 0x%x", bs.TotalSectorCount);
93 if( bs.ClustersPerMFTRecord < 0 ) {
94 disk->MFTRecSize = 1 << (-bs.ClustersPerMFTRecord);
97 disk->MFTRecSize = bs.ClustersPerMFTRecord * disk->ClusterSize;
100 disk->RootNode.Inode = 5; // MFT Ent #5 is filesystem root
101 disk->RootNode.ImplPtr = disk;
103 disk->RootNode.UID = 0;
104 disk->RootNode.GID = 0;
106 disk->RootNode.NumACLs = 1;
107 disk->RootNode.ACLs = &gVFS_ACL_EveryoneRX;
109 disk->RootNode.Type = &gNTFS_DirType;
112 NTFS_DumpEntry(disk, 5);
114 return &disk->RootNode;
118 * \brief Unmount an NTFS Disk
120 void NTFS_Unmount(tVFS_Node *Node)
126 * \brief Dumps a MFT Entry
128 void NTFS_DumpEntry(tNTFS_Disk *Disk, Uint32 Entry)
130 void *buf = malloc( Disk->MFTRecSize );
131 tNTFS_FILE_Header *hdr = buf;
132 tNTFS_FILE_Attrib *attr;
136 Log_Warning("FS_NTFS", "malloc() fail!");
140 VFS_ReadAt( Disk->FD,
141 Disk->MFTBase * Disk->ClusterSize + Entry * Disk->MFTRecSize,
145 Log_Debug("FS_NTFS", "MFT Entry #%i", Entry);
146 Log_Debug("FS_NTFS", "- Magic = 0x%08x (%4C)", hdr->Magic, &hdr->Magic);
147 Log_Debug("FS_NTFS", "- UpdateSequenceOfs = 0x%x", hdr->UpdateSequenceOfs);
148 Log_Debug("FS_NTFS", "- UpdateSequenceSize = 0x%x", hdr->UpdateSequenceSize);
149 Log_Debug("FS_NTFS", "- LSN = 0x%x", hdr->LSN);
150 Log_Debug("FS_NTFS", "- SequenceNumber = %i", hdr->SequenceNumber);
151 Log_Debug("FS_NTFS", "- HardLinkCount = %i", hdr->HardLinkCount);
152 Log_Debug("FS_NTFS", "- FirstAttribOfs = 0x%x", hdr->FirstAttribOfs);
153 Log_Debug("FS_NTFS", "- Flags = 0x%x", hdr->Flags);
154 Log_Debug("FS_NTFS", "- RecordSize = 0x%x", hdr->RecordSize);
155 Log_Debug("FS_NTFS", "- RecordSpace = 0x%x", hdr->RecordSpace);
156 Log_Debug("FS_NTFS", "- Reference = 0x%llx", hdr->Reference);
157 Log_Debug("FS_NTFS", "- NextAttribID = 0x%04x", hdr->NextAttribID);
159 attr = (void*)( (char*)hdr + hdr->FirstAttribOfs );
161 while( (tVAddr)attr < (tVAddr)hdr + hdr->RecordSize )
163 if(attr->Type == 0xFFFFFFFF) break;
164 Log_Debug("FS_NTFS", "- Attribute %i", i ++);
165 Log_Debug("FS_NTFS", " > Type = 0x%x", attr->Type);
166 Log_Debug("FS_NTFS", " > Size = 0x%x", attr->Size);
167 Log_Debug("FS_NTFS", " > ResidentFlag = 0x%x", attr->ResidentFlag);
168 Log_Debug("FS_NTFS", " > NameLength = %i", attr->NameLength);
169 Log_Debug("FS_NTFS", " > NameOffset = 0x%x", attr->NameOffset);
170 Log_Debug("FS_NTFS", " > Flags = 0x%x", attr->Flags);
171 Log_Debug("FS_NTFS", " > AttributeID = 0x%x", attr->AttributeID);
172 if( !attr->ResidentFlag ) {
173 Log_Debug("FS_NTFS", " > AttribLen = 0x%x", attr->Resident.AttribLen);
174 Log_Debug("FS_NTFS", " > AttribOfs = 0x%x", attr->Resident.AttribOfs);
175 Log_Debug("FS_NTFS", " > IndexedFlag = 0x%x", attr->Resident.IndexedFlag);
176 Log_Debug("FS_NTFS", " > Name = '%*C'", attr->NameLength, attr->Resident.Name);
177 Debug_HexDump("FS_NTFS",
178 (void*)( (tVAddr)attr + attr->Resident.AttribOfs ),
179 attr->Resident.AttribLen
183 Log_Debug("FS_NTFS", " > StartingVCN = 0x%llx", attr->NonResident.StartingVCN);
184 Log_Debug("FS_NTFS", " > LastVCN = 0x%llx", attr->NonResident.LastVCN);
185 Log_Debug("FS_NTFS", " > DataRunOfs = 0x%x", attr->NonResident.DataRunOfs);
186 Log_Debug("FS_NTFS", " > CompressionUnitSize = 0x%x", attr->NonResident.CompressionUnitSize);
187 Log_Debug("FS_NTFS", " > AllocatedSize = 0x%llx", attr->NonResident.AllocatedSize);
188 Log_Debug("FS_NTFS", " > RealSize = 0x%llx", attr->NonResident.RealSize);
189 Log_Debug("FS_NTFS", " > InitiatedSize = 0x%llx", attr->NonResident.InitiatedSize);
190 Log_Debug("FS_NTFS", " > Name = '%*C'", attr->NameLength, attr->NonResident.Name);
193 attr = (void*)( (tVAddr)attr + attr->Size );