fxcxdeviceinit.cpp

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/*++
 
Copyright (c) Microsoft Corporation
 
Module Name:
 
    FxCxDeviceInit.cpp
 
Abstract:
    Internals for WDFCXDEVICE_INIT
 
Author:
 
 
 
Environment:
 
    Both kernel and user mode
 
Revision History:
 
 
 
--*/
 
#include "coreprivshared.hpp"
 
extern "C" {
// #include "FxCxDeviceInit.tmh"
}
 
WDFCXDEVICE_INIT::WDFCXDEVICE_INIT()
{
    InitializeListHead(&ListEntry);
 
    ClientDriverGlobals = NULL;
    CxDriverGlobals = NULL;
    PreprocessInfo = NULL;
    IoInCallerContextCallback = NULL;
    RtlZeroMemory(&RequestAttributes, sizeof(RequestAttributes));
    RtlZeroMemory(&FileObject, sizeof(FileObject));
    FileObject.AutoForwardCleanupClose = WdfUseDefault;
    CxDeviceInfo = NULL;
}
 
WDFCXDEVICE_INIT::~WDFCXDEVICE_INIT()
{
    ASSERT(IsListEmpty(&ListEntry));
 
    if (PreprocessInfo != NULL) {
        delete PreprocessInfo;
    }
}
 
_Must_inspect_result_
PWDFCXDEVICE_INIT
WDFCXDEVICE_INIT::_AllocateCxDeviceInit(
    __in PWDFDEVICE_INIT DeviceInit
    )
{
    PFX_DRIVER_GLOBALS  fxDriverGlobals;
    PWDFCXDEVICE_INIT   init;
 
    fxDriverGlobals = DeviceInit->DriverGlobals;
 
    init = new(fxDriverGlobals) WDFCXDEVICE_INIT();
    if (init == NULL) {
        DoTraceLevelMessage(fxDriverGlobals, TRACE_LEVEL_ERROR, TRACINGDEVICE,
                        "WDFDRIVER 0x%p  couldn't allocate WDFCXDEVICE_INIT",
                        DeviceInit->Driver);
        return NULL;
    }
 
    DeviceInit->AddCxDeviceInit(init);
 
    return init;
}