| 1 | /* $Id: myldrSetVMflags.cpp,v 1.1 2000-09-08 21:34:12 bird Exp $
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| 2 | *
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| 3 | * myldrSetVMflags - ldrSetVMflags
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| 4 | *
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| 5 | * Copyright (c) 2000 knut st. osmundsen
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| 6 | *
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| 7 | * Project Odin Software License can be found in LICENSE.TXT
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| 8 | *
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| 9 | */
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| 10 |
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| 11 | /*******************************************************************************
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| 12 | * Defined Constants And Macros *
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| 13 | *******************************************************************************/
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| 14 | #define INCL_DOSERRORS
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| 15 | #define INCL_NOPMAPI
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| 16 |
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| 17 | #define INCL_OS2KRNL_VM
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| 18 |
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| 19 | /*******************************************************************************
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| 20 | * Header Files *
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| 21 | *******************************************************************************/
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| 22 | #include <os2.h>
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| 23 |
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| 24 | #include <memory.h>
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| 25 | #include <stdlib.h>
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| 26 |
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| 27 | #include "devSegDf.h" /* Win32k segment definitions. */
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| 28 | #include "log.h"
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| 29 | #include "avl.h"
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| 30 | #include <peexe.h>
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| 31 | #include <exe386.h>
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| 32 | #include "OS2Krnl.h"
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| 33 | #include "ldr.h"
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| 34 | #include "ldrCalls.h"
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| 35 |
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| 36 |
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| 37 | /**
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| 38 | * Sets the VM flags for an executable object.
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| 39 | *
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| 40 | * We'll overload this to change the VMA_SELALLOC flag into a VMA_VDM flag
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| 41 | * for our executables. This will hopefully bring us a step closer to the
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| 42 | * 100% working loaders, page aligning pages - hopefully.
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| 43 | *
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| 44 | * @returns void
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| 45 | * @param pMTE Pointer to the module table entry.
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| 46 | * @param flObj LX Object flags.
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| 47 | * @param pflFlags1 Pointer to the flFlags1 of VMAllocMem (out).
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| 48 | * @param pflFlags2 Pointer to the flFlags2 of VMAllocMem (out).
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| 49 | */
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| 50 | VOID LDRCALL myldrSetVMflags(PMTE pMTE, ULONG flObj, PULONG pflFlags1, PULONG pflFlags2)
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| 51 | {
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| 52 | /*
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| 53 | * call the orignal and let it do it's work.
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| 54 | */
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| 55 | ldrSetVMflags(pMTE, flObj, pflFlags1, pflFlags2);
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| 56 |
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| 57 |
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| 58 | /*
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| 59 | * If it's our handle then ...
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| 60 | */
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| 61 | if (GetState(pMTE->mte_sfn) == HSTATE_OUR)
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| 62 | {
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| 63 | ULONG ul = *pflFlags1;
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| 64 |
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| 65 | *pflFlags1 = ( (*pflFlags1) & ~VMA_SELALLOC ) | VMA_VDM;
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| 66 |
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| 67 | kprintf(("myldrSetVMflags: hMte=%04x %.8s flObj=%08x *pflFlags1=%08x (before) *pflFlags1=%08x (after) \n",
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| 68 | pMTE->mte_modname, pMTE->mte_handle, flObj, ul, *pflFlags1
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| 69 | ));
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| 70 | }
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| 71 | }
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