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Annotation of truecrypt/driver/ntrawdv.c, revision 1.1.1.6

1.1.1.6 ! root        1: /* Legal Notice: The source code contained in this file has been derived from
        !             2:    the source code of Encryption for the Masses 2.02a, which is Copyright (c)
        !             3:    1998-99 Paul Le Roux and which is covered by the 'License Agreement for
        !             4:    Encryption for the Masses'. Modifications and additions to that source code
        !             5:    contained in this file are Copyright (c) 2004-2005 TrueCrypt Foundation and
        !             6:    Copyright (c) 2004 TrueCrypt Team, and are covered by TrueCrypt License 2.0
        !             7:    the full text of which is contained in the file License.txt included in
        !             8:    TrueCrypt binary and source code distribution archives.  */
1.1       root        9: 
                     10: #include "TCdefs.h"
1.1.1.6 ! root       11: #include "Crypto.h"
        !            12: #include "Fat.h"
        !            13: #include "Volumes.h"
        !            14: 
        !            15: #include "Apidrvr.h"
        !            16: #include "Ntdriver.h"
        !            17: #include "Ntvol.h"
        !            18: #include "Ntrawdv.h"
1.1       root       19: 
                     20: #pragma warning( disable : 4127 )
                     21: 
                     22: NTSTATUS
                     23: TCSendIRP_RawDevice (PDEVICE_OBJECT DeviceObject,
                     24:                      PEXTENSION Extension,
                     25:                      PVOID pUserBuffer,
                     26:                      ULONG uFlags,
                     27:                      UCHAR uMajorFunction,
                     28:                      PIRP Irp)
                     29: {
                     30:        PIO_STACK_LOCATION irpSp;
                     31:        PIO_STACK_LOCATION irpNextSp;
                     32:        NTSTATUS ntStatus;
                     33: 
                     34:        if (uFlags);            /* Remove compiler warning */
                     35: 
                     36: //     Dump ("Sending IRP...\n");
                     37: 
                     38:        irpSp = IoGetCurrentIrpStackLocation (Irp);
                     39:        irpNextSp = IoGetNextIrpStackLocation (Irp);
                     40: 
                     41:        irpSp->MajorFunction = uMajorFunction;
                     42:        irpSp->DeviceObject = DeviceObject;
                     43:        irpSp->FileObject = Extension->pfoDeviceFile;
                     44: 
                     45:        /* Copy our flags down one level, this is to get the proper
                     46:           removable-media handling */
                     47:        irpNextSp->Flags = irpSp->Flags;
                     48: 
                     49:        /* Setup the lower drivers stack location */
                     50:        irpNextSp->MajorFunction = irpSp->MajorFunction;
                     51:        irpNextSp->MinorFunction = irpSp->MinorFunction;
                     52:        irpNextSp->DeviceObject = irpSp->DeviceObject;
                     53:        irpNextSp->FileObject = irpSp->FileObject;
                     54:        /* Copy over io parameters, this is a union, so it handles
                     55:           deviceiocontrol & read/write */
                     56:        irpNextSp->Parameters.Read.Length = irpSp->Parameters.Read.Length;
                     57:        irpNextSp->Parameters.Read.ByteOffset = irpSp->Parameters.Read.ByteOffset;
                     58:        irpNextSp->Parameters.Read.Key = irpSp->Parameters.Read.Key;
                     59: 
                     60:        IoSetCompletionRoutine (Irp, TCCompletion, pUserBuffer, TRUE, TRUE, TRUE);
                     61:        ntStatus = IoCallDriver (Extension->pFsdDevice, Irp);
                     62: 
                     63: //     Dump ("IRP Sent!\n");
                     64:        return ntStatus;
                     65: }

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