source: trunk/src/win32k/ldr/myldrSetVMflags.cpp

/* $Id: myldrSetVMflags.cpp,v 1.2 2001-02-10 11:11:47 bird Exp $
 *
 * myldrSetVMflags - ldrSetVMflags
 *
 * Copyright (c) 2000 knut st. osmundsen
 *
 * Project Odin Software License can be found in LICENSE.TXT
 *
 */

/*******************************************************************************
*   Defined Constants And Macros                                               *
*******************************************************************************/
#define INCL_DOSERRORS
#define INCL_NOPMAPI

#define INCL_OS2KRNL_VM
#define INCL_OS2KRNL_LDR

/*******************************************************************************
*   Header Files                                                               *
*******************************************************************************/
#include <os2.h>

#include <memory.h>
#include <stdlib.h>

#include "devSegDf.h"                   /* Win32k segment definitions. */
#include "log.h"
#include "avl.h"
#include <peexe.h>
#include <exe386.h>
#include "OS2Krnl.h"
#include "ldr.h"


/**
 * Sets the VM flags for an executable object.
 *
 * We'll overload this to change the VMA_SELALLOC flag into a VMA_VDM flag
 * for our executables. This will hopefully bring us a step closer to the
 * 100% working loaders, page aligning pages - hopefully.
 *
 * @returns     void
 * @param       pMTE        Pointer to the module table entry.
 * @param       flObj       LX Object flags.
 * @param       pflFlags1   Pointer to the flFlags1 of VMAllocMem (out).
 * @param       pflFlags2   Pointer to the flFlags2 of VMAllocMem (out).
 */
VOID LDRCALL myldrSetVMflags(PMTE pMTE, ULONG flObj, PULONG pflFlags1, PULONG pflFlags2)
{
    /*
     * call the orignal and let it do it's work.
     */
    ldrSetVMflags(pMTE, flObj, pflFlags1, pflFlags2);


    /*
     * If it's our handle then ...
     */
    if (GetState(pMTE->mte_sfn) == HSTATE_OUR)
    {
        ULONG ul = *pflFlags1;

        *pflFlags1 = ( (*pflFlags1) & ~VMA_SELALLOC ) | VMA_VDM;

        kprintf(("myldrSetVMflags: hMte=%04x %.8s flObj=%08x  *pflFlags1=%08x (before)  *pflFlags1=%08x (after) \n",
                 pMTE->mte_modname,  pMTE->mte_handle, flObj, ul, *pflFlags1
                 ));
    }
}