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 <fat.h>
   7 #include <fatstruc.h>
   8
   9 #define Add2Ptr(P,I,T) ((T)((PUCHAR)(P) + (I)))
  10 #define PtrOffset(B,O) ((ULONG)((ULONG_PTR)(O) - (ULONG_PTR)(B)))
  11
  12 #define TAG_CCB  'BCCV'
  13 #define TAG_FCB  'BCFV'
  14 #define TAG_IRP  'PRIV'
  15 #define TAG_VFAT 'TAFV'
  16 /*  ------------------------------------------------------  shutdown.c  */
  17
  18 DRIVER_DISPATCH FatShutdown;
  19 NTSTATUS NTAPI
  20 FatShutdown(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  21
  22 /*  --------------------------------------------------------  volume.c  */
  23
  24 NTSTATUS NTAPI
  25 FatQueryVolumeInfo(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  26
  27 NTSTATUS NTAPI
  28 FatSetVolumeInfo(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  29
  30 /*  ------------------------------------------------------  blockdev.c  */
  31 NTSTATUS
  32 NTAPI
  33 FatPerformLboIo(
  34     IN PFAT_IRP_CONTEXT IrpContext,
  35     IN PLARGE_INTEGER Offset,
  36     IN SIZE_T Length);
  37
  38 NTSTATUS
  39 FatPerformVirtualNonCachedIo(
  40     IN PFAT_IRP_CONTEXT IrpContext,
  41     IN PFCB Fcb,
  42     IN PLARGE_INTEGER Offset,
  43     IN SIZE_T Length);
  44
  45 PVOID
  46 FatMapUserBuffer(
  47     IN OUT PIRP Irp);
  48
  49 /*  -----------------------------------------------------------  dir.c  */
  50
  51 NTSTATUS NTAPI
  52 FatDirectoryControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  53
  54 /*  --------------------------------------------------------  create.c  */
  55
  56 NTSTATUS NTAPI
  57 FatCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  58
  59
  60 /*  ---------------------------------------------------------  close.c  */
  61
  62 NTSTATUS NTAPI
  63 FatClose(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  64
  65 /*  -------------------------------------------------------  cleanup.c  */
  66
  67 NTSTATUS NTAPI
  68 FatCleanup(PDEVICE_OBJECT DeviceObject, PIRP Irp);
  69
  70 /*  ---------------------------------------------------------  fastio.c  */
  71
  72 VOID
  73 FatInitFastIoRoutines(PFAST_IO_DISPATCH FastIoDispatch);
  74
  75 BOOLEAN NTAPI
  76 FatAcquireForLazyWrite(IN PVOID Context,
  77                         IN BOOLEAN Wait);
  78
  79 VOID NTAPI
  80 FatReleaseFromLazyWrite(IN PVOID Context);
  81
  82 BOOLEAN NTAPI
  83 FatAcquireForReadAhead(IN PVOID Context,
  84                         IN BOOLEAN Wait);
  85
  86 VOID NTAPI
  87 FatReleaseFromReadAhead(IN PVOID Context);
  88
  89 BOOLEAN NTAPI
  90 FatNoopAcquire(IN PVOID Context,
  91                IN BOOLEAN Wait);
  92
  93 VOID NTAPI
  94 FatNoopRelease(IN PVOID Context);
  95
  96 /* ---------------------------------------------------------  fastfat.c */
  97
  98 PFAT_IRP_CONTEXT NTAPI
  99 FatBuildIrpContext(PIRP Irp, BOOLEAN CanWait);
 100
 101 VOID NTAPI
 102 FatDestroyIrpContext(PFAT_IRP_CONTEXT IrpContext);
 103
 104 VOID
 105 NTAPI
 106 FatQueueRequest(IN PFAT_IRP_CONTEXT IrpContext,
 107                 IN PFAT_OPERATION_HANDLER OperationHandler);
 108
 109 VOID NTAPI
 110 FatCompleteRequest(PFAT_IRP_CONTEXT IrpContext OPTIONAL,
 111                    PIRP Irp OPTIONAL,
 112                    NTSTATUS Status);
 113
 114
 115 /* ---------------------------------------------------------  lock.c */
 116
 117 NTSTATUS NTAPI
 118 FatLockControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 119
 120 /*  ---------------------------------------------------------  fsctl.c  */
 121
 122 NTSTATUS NTAPI
 123 FatFileSystemControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 124
 125 /*  ---------------------------------------------------------  finfo.c  */
 126
 127 NTSTATUS NTAPI FatQueryInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 128 NTSTATUS NTAPI FatSetInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 129
 130 /*  ---------------------------------------------------------  iface.c  */
 131
 132 NTSTATUS
 133 NTAPI
 134 DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath);
 135
 136 /*  -----------------------------------------------------------  fat.c  */
 137 PVOID
 138 FatPinPage(
 139     PFAT_PAGE_CONTEXT Context,
 140     LONGLONG ByteOffset);
 141
 142 PVOID
 143 FatPinNextPage(
 144     PFAT_PAGE_CONTEXT Context);
 145
 146 NTSTATUS
 147 FatInitializeVcb(
 148     IN PVCB Vcb,
 149     IN PDEVICE_OBJECT TargetDeviceObject,
 150     IN PVPB Vpb);
 151
 152 VOID
 153 FatUninitializeVcb(
 154     IN PVCB Vcb);
 155
 156 ULONG
 157 FatScanFat(
 158     IN PFCB Fcb,
 159     IN LONGLONG Vbo, OUT PLONGLONG Lbo,
 160     IN OUT PLONGLONG Length,
 161     OUT PULONG Index,
 162     IN BOOLEAN CanWait);
 163
 164 /*  ------------------------------------------------------  device.c  */
 165
 166 NTSTATUS NTAPI
 167 FatDeviceControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 168
 169 NTSTATUS
 170 FatPerformDevIoCtrl(PDEVICE_OBJECT DeviceObject,
 171                     ULONG ControlCode,
 172                     PVOID InputBuffer,
 173                     ULONG InputBufferSize,
 174                     PVOID OutputBuffer,
 175                     ULONG OutputBufferSize,
 176                     BOOLEAN Override);
 177
 178 /*  ------------------------------------------------------  direntry.c  */
 179 VOID
 180 FatFindDirent(IN OUT PFAT_FIND_DIRENT_CONTEXT Context,
 181               OUT PDIR_ENTRY* Dirent,
 182               OUT PUNICODE_STRING LongFileName OPTIONAL);
 183
 184 VOID
 185 FatEnumerateDirents(IN OUT PFAT_ENUM_DIRENT_CONTEXT Context,
 186                     IN SIZE_T Offset);
 187
 188 VOID
 189 FatQueryFileTimes(OUT PLARGE_INTEGER FileTimes,
 190                   IN PDIR_ENTRY Dirent);
 191
 192 /*  -----------------------------------------------------------  fcb.c  */
 193 PFCB
 194 FatLookupFcbByName(
 195         IN PFCB ParentFcb,
 196         IN PUNICODE_STRING Name);
 197
 198 BOOLEAN
 199 FatLinkFcbNames(
 200         IN PFCB ParentFcb,
 201         IN PFCB Fcb);
 202
 203 VOID
 204 FatUnlinkFcbNames(
 205         IN PFCB ParentFcb,
 206         IN PFCB Fcb);
 207
 208 NTSTATUS
 209 FatCreateFcb(
 210     OUT PFCB* CreatedFcb,
 211     IN PFAT_IRP_CONTEXT IrpContext,
 212     IN PFCB ParentFcb,
 213         IN PDIR_ENTRY Dirent,
 214     IN PUNICODE_STRING FileName,
 215         IN PUNICODE_STRING LongFileName OPTIONAL);
 216
 217 NTSTATUS
 218 FatOpenFcb(
 219     OUT PFCB* Fcb,
 220     IN PFAT_IRP_CONTEXT IrpContext,
 221     IN PFCB ParentFcb,
 222     IN PUNICODE_STRING FileName);
 223
 224 /*  ------------------------------------------------------------  rw.c  */
 225
 226 NTSTATUS NTAPI
 227 FatRead(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 228
 229 NTSTATUS NTAPI
 230 FatWrite(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 231
 232 /*  ------------------------------------------------------------- flush.c  */
 233
 234 NTSTATUS NTAPI
 235 FatFlushBuffers(PDEVICE_OBJECT DeviceObject, PIRP Irp);
 236
 237
 238 /* EOF */