115 lines
2.3 KiB
C
115 lines
2.3 KiB
C
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/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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vfprint.c
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Abstract:
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This module implements support for output of various data types to the
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debugger.
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Author:
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Adrian J. Oney (adriao) 20-Apr-1998
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Environment:
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Kernel mode
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Revision History:
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AdriaO 02/10/2000 - Seperated out from ntos\io\ioassert.c
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--*/
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#include "vfdef.h"
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#ifdef ALLOC_PRAGMA
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#pragma alloc_text(PAGEVRFY, VfPrintDumpIrpStack)
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#pragma alloc_text(PAGEVRFY, VfPrintDumpIrp)
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#endif // ALLOC_PRAGMA
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VOID
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VfPrintDumpIrpStack(
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IN PIO_STACK_LOCATION IrpSp
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)
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{
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VfMajorDumpIrpStack(IrpSp);
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DbgPrint("\n");
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DbgPrint(
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"[ DevObj=%p, FileObject=%p, Parameters=%p %p %p %p ]\n",
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IrpSp->DeviceObject,
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IrpSp->FileObject,
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IrpSp->Parameters.Others.Argument1,
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IrpSp->Parameters.Others.Argument2,
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IrpSp->Parameters.Others.Argument3,
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IrpSp->Parameters.Others.Argument4
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);
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}
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VOID
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VfPrintDumpIrp(
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IN PIRP IrpToFlag
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)
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{
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PIO_STACK_LOCATION irpSpCur;
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PIO_STACK_LOCATION irpSpNxt;
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//
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// First see if we can touch the IRP header
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//
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if(!VfUtilIsMemoryRangeReadable(IrpToFlag, sizeof(IRP), VFMP_INSTANT)) {
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return;
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}
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//
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// OK, get the next two stack locations...
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//
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irpSpNxt = IoGetNextIrpStackLocation( IrpToFlag );
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irpSpCur = IoGetCurrentIrpStackLocation( IrpToFlag );
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if (VfUtilIsMemoryRangeReadable(irpSpNxt, 2*sizeof(IO_STACK_LOCATION), VFMP_INSTANT)) {
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//
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// Both are present, print the best one!
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//
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if (irpSpNxt->MinorFunction == irpSpCur->MinorFunction) {
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//
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// Looks forwarded
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//
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VfPrintDumpIrpStack(irpSpNxt);
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} else if (irpSpNxt->MinorFunction == 0) {
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//
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// Next location is probably currently zero'd
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//
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VfPrintDumpIrpStack(irpSpCur);
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} else {
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DbgPrint("Next: >");
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VfPrintDumpIrpStack(irpSpNxt);
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DbgPrint("Current: ");
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VfPrintDumpIrpStack(irpSpCur);
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}
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} else if (VfUtilIsMemoryRangeReadable(irpSpCur, sizeof(IO_STACK_LOCATION), VFMP_INSTANT)) {
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VfPrintDumpIrpStack(irpSpCur);
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} else if (VfUtilIsMemoryRangeReadable(irpSpNxt, sizeof(IO_STACK_LOCATION), VFMP_INSTANT)) {
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VfPrintDumpIrpStack(irpSpNxt);
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}
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}
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