| 1 | /* $Id: ldrNative-win.cpp 8245 2008-04-21 17:24:28Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * IPRT - Binary Image Loader, Win32 native.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 10 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 11 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 12 | * General Public License (GPL) as published by the Free Software
|
|---|
| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 16 | *
|
|---|
| 17 | * The contents of this file may alternatively be used under the terms
|
|---|
| 18 | * of the Common Development and Distribution License Version 1.0
|
|---|
| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
|
|---|
| 20 | * VirtualBox OSE distribution, in which case the provisions of the
|
|---|
| 21 | * CDDL are applicable instead of those of the GPL.
|
|---|
| 22 | *
|
|---|
| 23 | * You may elect to license modified versions of this file under the
|
|---|
| 24 | * terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 25 | *
|
|---|
| 26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
|
|---|
| 27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
|
|---|
| 28 | * additional information or have any questions.
|
|---|
| 29 | */
|
|---|
| 30 |
|
|---|
| 31 | /*******************************************************************************
|
|---|
| 32 | * Header Files *
|
|---|
| 33 | *******************************************************************************/
|
|---|
| 34 | #define LOG_GROUP RTLOGGROUP_LDR
|
|---|
| 35 | #include <Windows.h>
|
|---|
| 36 |
|
|---|
| 37 | #include <iprt/ldr.h>
|
|---|
| 38 | #include <iprt/assert.h>
|
|---|
| 39 | #include <iprt/path.h>
|
|---|
| 40 | #include <iprt/err.h>
|
|---|
| 41 | #include <iprt/alloca.h>
|
|---|
| 42 | #include "internal/ldr.h"
|
|---|
| 43 |
|
|---|
| 44 |
|
|---|
| 45 | int rtldrNativeLoad(const char *pszFilename, uintptr_t *phHandle)
|
|---|
| 46 | {
|
|---|
| 47 | Assert(sizeof(*phHandle) >= sizeof(HMODULE));
|
|---|
| 48 |
|
|---|
| 49 | /*
|
|---|
| 50 | * Do we need to add an extension?
|
|---|
| 51 | */
|
|---|
| 52 | if (!RTPathHaveExt(pszFilename))
|
|---|
| 53 | {
|
|---|
| 54 | size_t cch = strlen(pszFilename);
|
|---|
| 55 | char *psz = (char *)alloca(cch + sizeof(".DLL"));
|
|---|
| 56 | if (!psz)
|
|---|
| 57 | return VERR_NO_MEMORY;
|
|---|
| 58 | memcpy(psz, pszFilename, cch);
|
|---|
| 59 | memcpy(psz + cch, ".DLL", sizeof(".DLL"));
|
|---|
| 60 | pszFilename = psz;
|
|---|
| 61 | }
|
|---|
| 62 |
|
|---|
| 63 | /*
|
|---|
| 64 | * Attempt load.
|
|---|
| 65 | */
|
|---|
| 66 | HMODULE hmod = LoadLibrary(pszFilename);
|
|---|
| 67 | if (hmod)
|
|---|
| 68 | {
|
|---|
| 69 | *phHandle = (uintptr_t)hmod;
|
|---|
| 70 | return VINF_SUCCESS;
|
|---|
| 71 | }
|
|---|
| 72 |
|
|---|
| 73 | return RTErrConvertFromWin32(GetLastError());
|
|---|
| 74 | }
|
|---|
| 75 |
|
|---|
| 76 |
|
|---|
| 77 | DECLCALLBACK(int) rtldrNativeGetSymbol(PRTLDRMODINTERNAL pMod, const char *pszSymbol, void **ppvValue)
|
|---|
| 78 | {
|
|---|
| 79 | PRTLDRMODNATIVE pModNative = (PRTLDRMODNATIVE)pMod;
|
|---|
| 80 | FARPROC pfn = GetProcAddress((HMODULE)pModNative->hNative, pszSymbol);
|
|---|
| 81 | if (pfn)
|
|---|
| 82 | {
|
|---|
| 83 | *ppvValue = (void *)pfn;
|
|---|
| 84 | return VINF_SUCCESS;
|
|---|
| 85 | }
|
|---|
| 86 | *ppvValue = NULL;
|
|---|
| 87 | return RTErrConvertFromWin32(GetLastError());
|
|---|
| 88 | }
|
|---|
| 89 |
|
|---|
| 90 |
|
|---|
| 91 | DECLCALLBACK(int) rtldrNativeClose(PRTLDRMODINTERNAL pMod)
|
|---|
| 92 | {
|
|---|
| 93 | PRTLDRMODNATIVE pModNative = (PRTLDRMODNATIVE)pMod;
|
|---|
| 94 | if (FreeLibrary((HMODULE)pModNative->hNative))
|
|---|
| 95 | {
|
|---|
| 96 | pModNative->hNative = (uintptr_t)INVALID_HANDLE_VALUE;
|
|---|
| 97 | return VINF_SUCCESS;
|
|---|
| 98 | }
|
|---|
| 99 | return RTErrConvertFromWin32(GetLastError());
|
|---|
| 100 | }
|
|---|
| 101 |
|
|---|
