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[CDFS_NEW] Replace old driver with a Ms-PL licensed version straight out of the driver samples github repository.
This commit is contained in:
David Quintana
Pierre Schweitzer
parent
87d276f05d
commit
fd34548263
38 changed files with 5298 additions and 2802 deletions
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@ -44,7 +44,7 @@ Abstract:
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--*/
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#include "cdprocs.h"
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#include "CdProcs.h"
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//
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// The Bug check file id for this module
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@ -58,18 +58,18 @@ Abstract:
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ULONG
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CdFindMcbEntry (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb,
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IN LONGLONG FileOffset
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_In_ PIRP_CONTEXT IrpContext,
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_In_ PFCB Fcb,
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_In_ LONGLONG FileOffset
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);
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VOID
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CdDiskOffsetFromMcbEntry (
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IN PIRP_CONTEXT IrpContext,
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IN PCD_MCB_ENTRY McbEntry,
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IN LONGLONG FileOffset,
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IN PLONGLONG DiskOffset,
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IN PULONG ByteCount
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_In_ PIRP_CONTEXT IrpContext,
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_In_ PCD_MCB_ENTRY McbEntry,
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_In_ LONGLONG FileOffset,
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_Out_ PLONGLONG DiskOffset,
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_Out_ PULONG ByteCount
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);
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#ifdef ALLOC_PRAGMA
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@ -84,13 +84,16 @@ CdDiskOffsetFromMcbEntry (
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#endif
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_Requires_lock_held_(_Global_critical_region_)
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VOID
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// PREFast currently has no way to express the Fcb==Fcb->Vcb->VolumeDasdFcb early return
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#pragma warning(suppress: 6001 6101)
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CdLookupAllocation (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb,
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IN LONGLONG FileOffset,
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OUT PLONGLONG DiskOffset,
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OUT PULONG ByteCount
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_In_ PIRP_CONTEXT IrpContext,
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_In_ PFCB Fcb,
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_In_ LONGLONG FileOffset,
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_Out_ PLONGLONG DiskOffset,
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_Out_ PULONG ByteCount
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)
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/*++
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@ -128,7 +131,7 @@ Return Value:
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{
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BOOLEAN FirstPass = TRUE;
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ULONG McbEntryOffset;
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PFCB ParentFcb = NULL; /* ReactOS Change: GCC uninitialized variable bug */
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PFCB ParentFcb = NULL;
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BOOLEAN CleanupParent = FALSE;
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BOOLEAN UnlockFcb = FALSE;
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@ -137,19 +140,31 @@ Return Value:
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ULONG CurrentMcbOffset;
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PCD_MCB_ENTRY CurrentMcbEntry;
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DIRENT_ENUM_CONTEXT DirContext;
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DIRENT Dirent;
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DIRENT_ENUM_CONTEXT DirContext = {0};
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DIRENT Dirent = {0};
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PAGED_CODE();
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ASSERT_IRP_CONTEXT( IrpContext );
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ASSERT_FCB( Fcb );
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//
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// For DASD IO we already have clamped the read to the volume limits.
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// We'll allow reading beyond those limits for extended DASD IO, so
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// no MCB lookup here.
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//
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if (Fcb == Fcb->Vcb->VolumeDasdFcb) {
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*DiskOffset = FileOffset;
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return;
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}
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//
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// Use a try finally to facilitate cleanup.
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//
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_SEH2_TRY {
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try {
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//
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// We use a loop to perform the lookup. If we don't find the mapping in the
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@ -215,10 +230,7 @@ Return Value:
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// Do an unsafe test to see if we need to create a file object.
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//
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if (ParentFcb->FileObject == NULL) {
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CdCreateInternalStream( IrpContext, ParentFcb->Vcb, ParentFcb );
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}
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CdVerifyOrCreateDirStreamFile( IrpContext, ParentFcb);
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//
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// Initialize the local variables to indicate the first dirent
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@ -296,7 +308,7 @@ Return Value:
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FirstPass = FALSE;
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}
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} _SEH2_FINALLY {
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} finally {
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if (CleanupParent) {
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@ -311,7 +323,7 @@ Return Value:
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}
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if (UnlockFcb) { CdUnlockFcb( IrpContext, Fcb ); }
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} _SEH2_END;
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}
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return;
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}
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@ -319,11 +331,11 @@ Return Value:
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VOID
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CdAddAllocationFromDirent (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb,
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IN ULONG McbEntryOffset,
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IN LONGLONG StartingFileOffset,
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IN PDIRENT Dirent
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_In_ PIRP_CONTEXT IrpContext,
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_Inout_ PFCB Fcb,
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_In_ ULONG McbEntryOffset,
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_In_ LONGLONG StartingFileOffset,
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_In_ PDIRENT Dirent
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)
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/*++
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@ -358,6 +370,8 @@ Return Value:
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PAGED_CODE();
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UNREFERENCED_PARAMETER( IrpContext );
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ASSERT_IRP_CONTEXT( IrpContext );
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ASSERT_FCB( Fcb );
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ASSERT_LOCKED_FCB( Fcb );
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@ -466,10 +480,10 @@ Return Value:
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VOID
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CdAddInitialAllocation (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb,
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IN ULONG StartingBlock,
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IN LONGLONG DataLength
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_In_ PIRP_CONTEXT IrpContext,
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_Inout_ PFCB Fcb,
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_In_ ULONG StartingBlock,
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_In_ LONGLONG DataLength
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)
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/*++
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@ -505,11 +519,13 @@ Return Value:
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PAGED_CODE();
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UNREFERENCED_PARAMETER( IrpContext );
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ASSERT_IRP_CONTEXT( IrpContext );
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ASSERT_FCB( Fcb );
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ASSERT_LOCKED_FCB( Fcb );
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ASSERT( 0 == Fcb->Mcb.CurrentEntryCount);
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ASSERT( CDFS_NTC_FCB_DATA != Fcb->NodeTypeCode);
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NT_ASSERT( 0 == Fcb->Mcb.CurrentEntryCount);
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NT_ASSERT( CDFS_NTC_FCB_DATA != Fcb->NodeTypeCode);
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//
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// Update the new entry with the input data.
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@ -555,9 +571,9 @@ Return Value:
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VOID
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CdTruncateAllocation (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb,
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IN LONGLONG StartingFileOffset
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_In_ PIRP_CONTEXT IrpContext,
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_Inout_ PFCB Fcb,
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_In_ LONGLONG StartingFileOffset
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)
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/*++
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@ -591,7 +607,7 @@ Return Value:
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ASSERT_LOCKED_FCB( Fcb );
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//
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// Find the entry containing this starting offset.
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// Find the entry containg this starting offset.
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//
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McbEntryOffset = CdFindMcbEntry( IrpContext, Fcb, StartingFileOffset );
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@ -606,10 +622,11 @@ Return Value:
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}
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_At_(Fcb->NodeByteSize, _In_range_(>=, FIELD_OFFSET( FCB, FcbType )))
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VOID
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CdInitializeMcb (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb
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_In_ PIRP_CONTEXT IrpContext,
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_Inout_updates_bytes_(Fcb->NodeByteSize) PFCB Fcb
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)
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/*++
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@ -635,6 +652,8 @@ Return Value:
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{
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PAGED_CODE();
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UNREFERENCED_PARAMETER( IrpContext );
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ASSERT_IRP_CONTEXT( IrpContext );
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ASSERT_FCB( Fcb );
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@ -652,10 +671,14 @@ Return Value:
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}
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_At_(Fcb->NodeByteSize, _In_range_(>=, FIELD_OFFSET( FCB, FcbType )))
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_When_(Fcb->NodeTypeCode == CDFS_NTC_FCB_PATH_TABLE, _At_(Fcb->NodeByteSize, _In_range_(==, SIZEOF_FCB_INDEX)))
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_When_(Fcb->NodeTypeCode == CDFS_NTC_FCB_INDEX, _At_(Fcb->NodeByteSize, _In_range_(==, SIZEOF_FCB_INDEX)))
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_When_(Fcb->NodeTypeCode == CDFS_NTC_FCB_DATA, _At_(Fcb->NodeByteSize, _In_range_(==, SIZEOF_FCB_DATA)))
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VOID
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CdUninitializeMcb (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb
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_In_ PIRP_CONTEXT IrpContext,
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_Inout_updates_bytes_(Fcb->NodeByteSize) PFCB Fcb
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)
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/*++
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@ -681,6 +704,8 @@ Return Value:
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{
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PAGED_CODE();
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UNREFERENCED_PARAMETER( IrpContext );
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ASSERT_IRP_CONTEXT( IrpContext );
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ASSERT_FCB( Fcb );
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@ -698,14 +723,14 @@ Return Value:
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//
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// Local support routine
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// Local suupport routine
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//
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ULONG
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CdFindMcbEntry (
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IN PIRP_CONTEXT IrpContext,
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IN PFCB Fcb,
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IN LONGLONG FileOffset
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_In_ PIRP_CONTEXT IrpContext,
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_In_ PFCB Fcb,
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_In_ LONGLONG FileOffset
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)
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/*++
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@ -736,6 +761,8 @@ Return Value:
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PAGED_CODE();
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UNREFERENCED_PARAMETER( IrpContext );
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ASSERT_IRP_CONTEXT( IrpContext );
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ASSERT_FCB( Fcb );
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ASSERT_LOCKED_FCB( Fcb );
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@ -781,11 +808,11 @@ Return Value:
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VOID
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CdDiskOffsetFromMcbEntry (
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IN PIRP_CONTEXT IrpContext,
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IN PCD_MCB_ENTRY McbEntry,
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IN LONGLONG FileOffset,
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IN PLONGLONG DiskOffset,
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IN PULONG ByteCount
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_In_ PIRP_CONTEXT IrpContext,
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_In_ PCD_MCB_ENTRY McbEntry,
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_In_ LONGLONG FileOffset,
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_Out_ PLONGLONG DiskOffset,
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_Out_ PULONG ByteCount
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)
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/*++
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@ -827,6 +854,9 @@ Return Value:
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LONGLONG LocalByteCount;
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PAGED_CODE();
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UNREFERENCED_PARAMETER( IrpContext );
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ASSERT_IRP_CONTEXT( IrpContext );
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//
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