144 lines
2.4 KiB
C
144 lines
2.4 KiB
C
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/*++
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Copyright (c) 1989 Microsoft Corporation
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Module Name:
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verfysup.c
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Abstract:
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This module implements the verify functions for MSFS.
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Author:
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Manny Weiser (mannyw) 23-Jan-1991
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Revision History:
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--*/
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#include "mailslot.h"
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//
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// The debug trace level
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//
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#define Dbg (DEBUG_TRACE_VERIFY)
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#ifdef ALLOC_PRAGMA
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#pragma alloc_text( PAGE, MsVerifyCcb )
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#pragma alloc_text( PAGE, MsVerifyFcb )
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#pragma alloc_text( PAGE, MsVerifyDcbCcb )
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#endif
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NTSTATUS
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MsVerifyFcb (
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IN PFCB Fcb
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)
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/*++
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Routine Description:
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This function verifies that an FCB is still active. If it is active,
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the function does nothing. If it is inactive an error status is returned.
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Arguments:
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PFCB - A pointer to the FCB to verify.
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Return Value:
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None.
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--*/
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{
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PAGED_CODE();
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DebugTrace(+1, Dbg, "MsVerifyFcb, Fcb = %08lx\n", (ULONG)Fcb);
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if ( Fcb->Header.NodeState != NodeStateActive ) {
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DebugTrace( 0, Dbg, "Fcb is not active\n", 0);
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return STATUS_FILE_INVALID;
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}
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DebugTrace(-1, Dbg, "MsVerifyFcb -> VOID\n", 0);
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return STATUS_SUCCESS;
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}
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NTSTATUS
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MsVerifyCcb (
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IN PCCB Ccb
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)
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/*++
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Routine Description:
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This function verifies that a CCB is still active. If it is active,
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the function does nothing. If it is inactive an error status is raised.
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Arguments:
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PCCB - A pointer to the CCB to verify.
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Return Value:
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None.
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--*/
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{
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PAGED_CODE();
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DebugTrace(+1, Dbg, "MsVerifyCcb, Ccb = %08lx\n", (ULONG)Ccb);
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if ( Ccb->Header.NodeState != NodeStateActive ) {
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DebugTrace( 0, Dbg, "Ccb is not active\n", 0);
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return STATUS_FILE_INVALID;
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}
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DebugTrace(-1, Dbg, "MsVerifyCcb -> VOID\n", 0);
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return STATUS_SUCCESS;
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}
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NTSTATUS
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MsVerifyDcbCcb (
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IN PROOT_DCB_CCB Ccb
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)
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/*++
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Routine Description:
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This function verifies that a CCB is still active. If it is active,
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the function does nothing. If it is inactive an error status is raised.
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Arguments:
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PCCB - A pointer to the DCB CCB to verify.
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Return Value:
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None.
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--*/
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{
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PAGED_CODE();
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DebugTrace(+1, Dbg, "MsVerifyCcb, Ccb = %08lx\n", (ULONG)Ccb);
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if ( Ccb->Header.NodeState != NodeStateActive ) {
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DebugTrace( 0, Dbg, "Ccb is not active\n", 0);
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return STATUS_FILE_INVALID;
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}
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DebugTrace(-1, Dbg, "MsVerifyCcb -> VOID\n", 0);
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return STATUS_SUCCESS;
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}
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