reactos/drivers/filesystems/fastfat_new/fastfat.h

   1 #include <ntifs.h>
   2 #include <ntdddisk.h>
   3 #include <debug.h>
   4 #include <pseh/pseh2.h>
   5
   6 #include "fullfat.h"
   7
   8 #include <fat.h>
   9 #include <fatstruc.h>
  10
  11 #define Add2Ptr(P,I,T) ((T)((PUCHAR)(P) + (I)))
  12 #define PtrOffset(B,O) ((ULONG)((ULONG_PTR)(O) - (ULONG_PTR)(B)))
  13
  14 #define TAG_CCB  'BCCV'
  15 #define TAG_FCB  'BCFV'
  16 #define TAG_IRP  'PRIV'
  17 #define TAG_VFAT 'TAFV'
  18
  19
  20 /* Global resource acquire/release */
  21 #define FatAcquireExclusiveGlobal(IrpContext) \
  22 ( \
  23     ExAcquireResourceExclusiveLite(&FatGlobalData.Resource, \
  24                                    (IrpContext)->Flags & IRPCONTEXT_CANWAIT) \
  25 )
  26
  27 #define FatAcquireSharedGlobal(IrpContext) \
  28 ( \
  29     ExAcquireResourceSharedLite(&FatGlobalData.Resource, \
  30                                 (IrpContext)->Flags & IRPCONTEXT_CANWAIT) \
  31 )
  32
  33 #define FatReleaseGlobal(IrpContext) \
  34 { \
  35     ExReleaseResourceLite(&(FatGlobalData.Resource)); \
  36 }
  37
  38 NTSYSAPI
  39 NTSTATUS
  40 NTAPI
  41 RtlUpcaseUnicodeStringToCountedOemString(
  42     IN OUT POEM_STRING DestinationString,
  43     IN PCUNICODE_STRING SourceString,
  44     IN BOOLEAN AllocateDestinationString
  45 );
  46
  47
  48 /*  ------------------------------------------------------  shutdown.c  */
  49
  50 DRIVER_DISPATCH FatShutdown;
  51 NTSTATUS NTAPI
  52 FatShutdown(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  53
  54 /*  --------------------------------------------------------  volume.c  */
  55
  56 NTSTATUS NTAPI
  57 FatQueryVolumeInfo(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  58
  59 NTSTATUS NTAPI
  60 FatSetVolumeInfo(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  61
  62 VOID NTAPI
  63 FatReadStreamFile(PVCB Vcb,
  64                   ULONGLONG ByteOffset,
  65                   ULONG ByteSize,
  66                   PBCB *Bcb,
  67                   PVOID *Buffer);
  68
  69 /*  -----------------------------------------------------------  dir.c  */
  70
  71 NTSTATUS NTAPI
  72 FatDirectoryControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  73
  74 VOID NTAPI
  75 FatCreateRootDcb(IN PFAT_IRP_CONTEXT IrpContext,
  76                  IN PVCB Vcb);
  77
  78 PFCB NTAPI
  79 FatCreateDcb(IN PFAT_IRP_CONTEXT IrpContext,
  80              IN PVCB Vcb,
  81              IN PFCB ParentDcb,
  82              IN FF_FILE *FileHandle);
  83
  84 IO_STATUS_BLOCK NTAPI
  85 FatiOpenExistingDcb(IN PFAT_IRP_CONTEXT IrpContext,
  86                     IN PFILE_OBJECT FileObject,
  87                     IN PVCB Vcb,
  88                     IN PFCB Dcb,
  89                     IN PACCESS_MASK DesiredAccess,
  90                     IN USHORT ShareAccess,
  91                     IN ULONG CreateDisposition,
  92                     IN BOOLEAN NoEaKnowledge,
  93                     IN BOOLEAN DeleteOnClose);
  94
  95 /*  --------------------------------------------------------  create.c  */
  96
  97 NTSTATUS NTAPI
  98 FatCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  99
 100
 101 /*  ---------------------------------------------------------  close.c  */
 102
 103 NTSTATUS NTAPI
 104 FatClose(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 105
 106 /*  -------------------------------------------------------  cleanup.c  */
 107
 108 NTSTATUS NTAPI
 109 FatCleanup(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 110
 111 /*  ---------------------------------------------------------  fastio.c  */
 112
 113 VOID
 114 FatInitFastIoRoutines(PFAST_IO_DISPATCH FastIoDispatch);
 115
 116 BOOLEAN NTAPI
 117 FatAcquireForLazyWrite(IN PVOID Context,
 118                         IN BOOLEAN Wait);
 119
 120 VOID NTAPI
 121 FatReleaseFromLazyWrite(IN PVOID Context);
 122
 123 BOOLEAN NTAPI
 124 FatAcquireForReadAhead(IN PVOID Context,
 125                         IN BOOLEAN Wait);
 126
 127 VOID NTAPI
 128 FatReleaseFromReadAhead(IN PVOID Context);
 129
 130 BOOLEAN NTAPI
 131 FatNoopAcquire(IN PVOID Context,
 132                IN BOOLEAN Wait);
 133
 134 VOID NTAPI
 135 FatNoopRelease(IN PVOID Context);
 136
 137 /* ---------------------------------------------------------  fastfat.c */
 138
 139 PFAT_IRP_CONTEXT NTAPI
 140 FatBuildIrpContext(PIRP Irp, BOOLEAN CanWait);
 141
 142 VOID NTAPI
 143 FatDestroyIrpContext(PFAT_IRP_CONTEXT IrpContext);
 144
 145 VOID
 146 NTAPI
 147 FatQueueRequest(IN PFAT_IRP_CONTEXT IrpContext,
 148                 IN PFAT_OPERATION_HANDLER OperationHandler);
 149
 150 VOID NTAPI
 151 FatCompleteRequest(PFAT_IRP_CONTEXT IrpContext OPTIONAL,
 152                    PIRP Irp OPTIONAL,
 153                    NTSTATUS Status);
 154
 155 BOOLEAN NTAPI
 156 FatAcquireExclusiveVcb(IN PFAT_IRP_CONTEXT IrpContext,
 157                        IN PVCB Vcb);
 158
 159 BOOLEAN NTAPI
 160 FatAcquireSharedVcb(IN PFAT_IRP_CONTEXT IrpContext,
 161                     IN PVCB Vcb);
 162
 163 VOID NTAPI
 164 FatReleaseVcb(IN PFAT_IRP_CONTEXT IrpContext,
 165               IN PVCB Vcb);
 166
 167 BOOLEAN NTAPI
 168 FatAcquireExclusiveFcb(IN PFAT_IRP_CONTEXT IrpContext,
 169                        IN PFCB Fcb);
 170
 171 BOOLEAN NTAPI
 172 FatAcquireSharedFcb(IN PFAT_IRP_CONTEXT IrpContext,
 173                        IN PFCB Fcb);
 174
 175 VOID NTAPI
 176 FatReleaseFcb(IN PFAT_IRP_CONTEXT IrpContext,
 177               IN PFCB Fcb);
 178
 179 TYPE_OF_OPEN
 180 NTAPI
 181 FatDecodeFileObject(IN PFILE_OBJECT FileObject,
 182                     OUT PVCB *Vcb,
 183                     OUT PFCB *FcbOrDcb,
 184                     OUT PCCB *Ccb);
 185
 186 VOID NTAPI
 187 FatSetFileObject(PFILE_OBJECT FileObject,
 188                  TYPE_OF_OPEN TypeOfOpen,
 189                  PVOID Fcb,
 190                  PCCB Ccb);
 191
 192 PVOID FASTCALL
 193 FatMapUserBuffer(PIRP Irp);
 194
 195 /* --------------------------------------------------------- fullfat.c */
 196
 197 FF_T_SINT32
 198 FatWriteBlocks(FF_T_UINT8 *pBuffer, FF_T_UINT32 SectorAddress, FF_T_UINT32 Count, void *pParam);
 199
 200 FF_T_SINT32
 201 FatReadBlocks(FF_T_UINT8 *pBuffer, FF_T_UINT32 SectorAddress, FF_T_UINT32 Count, void *pParam);
 202
 203 VOID NTAPI
 204 FatQueryFileTimes(OUT PLARGE_INTEGER FileTimes,
 205                   IN PDIR_ENTRY Dirent);
 206
 207 /* ---------------------------------------------------------  lock.c */
 208
 209 NTSTATUS NTAPI
 210 FatLockControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 211
 212 VOID NTAPI
 213 FatOplockComplete(IN PVOID Context,
 214                   IN PIRP Irp);
 215
 216 VOID NTAPI
 217 FatPrePostIrp(IN PVOID Context,
 218               IN PIRP Irp);
 219
 220 /*  ---------------------------------------------------------  fsctl.c  */
 221
 222 NTSTATUS NTAPI
 223 FatFileSystemControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 224
 225 /*  ---------------------------------------------------------  finfo.c  */
 226
 227 NTSTATUS NTAPI FatQueryInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 228 NTSTATUS NTAPI FatSetInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 229
 230 /*  ---------------------------------------------------------  fullfat.c  */
 231
 232 FF_FILE *FF_OpenW(FF_IOMAN *pIoman, PUNICODE_STRING pathW, FF_T_UINT8 Mode, FF_ERROR *pError);
 233
 234 /*  ---------------------------------------------------------  iface.c  */
 235
 236 NTSTATUS
 237 NTAPI
 238 DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath);
 239
 240 /*  -----------------------------------------------------------  fat.c  */
 241 NTSTATUS NTAPI
 242 FatInitializeVcb(
 243     IN PFAT_IRP_CONTEXT IrpContext,
 244     IN PVCB Vcb,
 245     IN PDEVICE_OBJECT TargetDeviceObject,
 246     IN PVPB Vpb);
 247
 248 VOID NTAPI
 249 FatUninitializeVcb(
 250     IN PVCB Vcb);
 251
 252 /*  ------------------------------------------------------  device.c  */
 253
 254 NTSTATUS NTAPI
 255 FatDeviceControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 256
 257 NTSTATUS
 258 FatPerformDevIoCtrl(PDEVICE_OBJECT DeviceObject,
 259                     ULONG ControlCode,
 260                     PVOID InputBuffer,
 261                     ULONG InputBufferSize,
 262                     PVOID OutputBuffer,
 263                     ULONG OutputBufferSize,
 264                     BOOLEAN Override);
 265
 266 /*  -----------------------------------------------------------  fcb.c  */
 267 PFCB NTAPI
 268 FatCreateFcb(
 269     IN PFAT_IRP_CONTEXT IrpContext,
 270     IN PVCB Vcb,
 271     IN PFCB ParentDcb,
 272     IN FF_FILE *FileHandle);
 273
 274 IO_STATUS_BLOCK NTAPI
 275 FatiOpenExistingFcb(IN PFAT_IRP_CONTEXT IrpContext,
 276                     IN PFILE_OBJECT FileObject,
 277                     IN PVCB Vcb,
 278                     IN PFCB Fcb,
 279                     IN PACCESS_MASK DesiredAccess,
 280                     IN USHORT ShareAccess,
 281                     IN ULONG AllocationSize,
 282                     IN PFILE_FULL_EA_INFORMATION EaBuffer,
 283                     IN ULONG EaLength,
 284                     IN UCHAR FileAttributes,
 285                     IN ULONG CreateDisposition,
 286                     IN BOOLEAN NoEaKnowledge,
 287                     IN BOOLEAN DeleteOnClose,
 288                     IN BOOLEAN OpenedAsDos,
 289                     OUT PBOOLEAN OplockPostIrp);
 290
 291 PFCB NTAPI
 292 FatFindFcb(PFAT_IRP_CONTEXT IrpContext,
 293            PRTL_SPLAY_LINKS *RootNode,
 294            PSTRING AnsiName,
 295            PBOOLEAN IsDosName);
 296
 297 VOID NTAPI
 298 FatInsertName(IN PFAT_IRP_CONTEXT IrpContext,
 299               IN PRTL_SPLAY_LINKS *RootNode,
 300               IN PFCB_NAME_LINK Name);
 301
 302 VOID NTAPI
 303 FatRemoveNames(IN PFAT_IRP_CONTEXT IrpContext,
 304                IN PFCB Fcb);
 305
 306 PCCB NTAPI
 307 FatCreateCcb();
 308
 309 VOID NTAPI
 310 FatSetFullNameInFcb(PFCB Fcb,
 311                     PUNICODE_STRING Name);
 312
 313 VOID NTAPI
 314 FatSetFullFileNameInFcb(IN PFAT_IRP_CONTEXT IrpContext,
 315                         IN PFCB Fcb);
 316
 317 VOID NTAPI
 318 FatSetFcbNames(IN PFAT_IRP_CONTEXT IrpContext,
 319                IN PFCB Fcb);
 320
 321 VOID NTAPI
 322 Fati8dot3ToString(IN PCHAR FileName,
 323                   IN BOOLEAN DownCase,
 324                   OUT POEM_STRING OutString);
 325
 326 /*  ------------------------------------------------------------  rw.c  */
 327
 328 NTSTATUS NTAPI
 329 FatRead(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 330
 331 NTSTATUS NTAPI
 332 FatWrite(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 333
 334 /*  ------------------------------------------------------------- flush.c  */
 335
 336 NTSTATUS NTAPI
 337 FatFlushBuffers(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 338
 339
 340 /* EOF */