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Annotation of truecrypt/driver/ntrawdv.c, revision 1.1.1.1

1.1       root        1: /* Copyright (C) 2004 TrueCrypt Team, truecrypt.org
                      2:    This product uses components written by Paul Le Roux <[email protected]> */
                      3: 
                      4: #include "TCdefs.h"
                      5: #include "crypto.h"
                      6: #include "fat.h"
                      7: #include "volumes.h"
                      8: 
                      9: #include "apidrvr.h"
                     10: #include "ntdriver.h"
                     11: #include "ntvol.h"
                     12: #include "ntrawdv.h"
                     13: 
                     14: #pragma warning( disable : 4127 )
                     15: 
                     16: NTSTATUS
                     17: TCSendIRP_RawDevice (PDEVICE_OBJECT DeviceObject,
                     18:                      PEXTENSION Extension,
                     19:                      PVOID pUserBuffer,
                     20:                      ULONG uFlags,
                     21:                      UCHAR uMajorFunction,
                     22:                      PIRP Irp)
                     23: {
                     24:        PIO_STACK_LOCATION irpSp;
                     25:        PIO_STACK_LOCATION irpNextSp;
                     26:        NTSTATUS ntStatus;
                     27: 
                     28:        if (uFlags);            /* Remove compiler warning */
                     29: 
                     30: //     Dump ("Sending IRP...\n");
                     31: 
                     32:        irpSp = IoGetCurrentIrpStackLocation (Irp);
                     33:        irpNextSp = IoGetNextIrpStackLocation (Irp);
                     34: 
                     35:        irpSp->MajorFunction = uMajorFunction;
                     36:        irpSp->DeviceObject = DeviceObject;
                     37:        irpSp->FileObject = Extension->pfoDeviceFile;
                     38: 
                     39:        /* Copy our flags down one level, this is to get the proper
                     40:           removable-media handling */
                     41:        irpNextSp->Flags = irpSp->Flags;
                     42: 
                     43:        /* Setup the lower drivers stack location */
                     44:        irpNextSp->MajorFunction = irpSp->MajorFunction;
                     45:        irpNextSp->MinorFunction = irpSp->MinorFunction;
                     46:        irpNextSp->DeviceObject = irpSp->DeviceObject;
                     47:        irpNextSp->FileObject = irpSp->FileObject;
                     48:        /* Copy over io parameters, this is a union, so it handles
                     49:           deviceiocontrol & read/write */
                     50:        irpNextSp->Parameters.Read.Length = irpSp->Parameters.Read.Length;
                     51:        irpNextSp->Parameters.Read.ByteOffset = irpSp->Parameters.Read.ByteOffset;
                     52:        irpNextSp->Parameters.Read.Key = irpSp->Parameters.Read.Key;
                     53: 
                     54:        IoSetCompletionRoutine (Irp, TCCompletion, pUserBuffer, TRUE, TRUE, TRUE);
                     55:        ntStatus = IoCallDriver (Extension->pFsdDevice, Irp);
                     56: 
                     57: //     Dump ("IRP Sent!\n");
                     58:        return ntStatus;
                     59: }

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