| 1 | /* $Id: DynLoadLibSolaris.cpp 12866 2008-10-01 13:50:12Z vboxsync $ */
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| 2 | /** @file
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| 3 | * Dynamically load libraries for Solaris hosts.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2008 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 18 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 19 | * additional information or have any questions.
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| 20 | */
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| 21 |
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| 22 | #include "DynLoadLibSolaris.h"
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| 23 |
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| 24 | #include <iprt/err.h>
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| 25 | #include <iprt/ldr.h>
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| 26 |
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| 27 |
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| 28 | /** -=-=-=-=-= LIB DLPI -=-=-=-=-=-=- **/
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| 29 |
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| 30 | /**
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| 31 | * Global pointer to the libdlpi module. This should only be set once all needed libraries
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| 32 | * and symbols have been successfully loaded.
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| 33 | */
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| 34 | static RTLDRMOD g_hLibDlpi = NULL;
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| 35 |
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| 36 | /**
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| 37 | * Whether we have tried to load libdlpi yet. This flag should only be set
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| 38 | * to "true" after we have either loaded both libraries and all symbols which we need,
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| 39 | * or failed to load something and unloaded.
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| 40 | */
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| 41 | static bool g_fCheckedForLibDlpi = false;
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| 42 |
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| 43 | /** All the symbols we need from libdlpi.
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| 44 | * @{
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| 45 | */
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| 46 | int (*g_pfnLibDlpiWalk)(dlpi_walkfunc_t *, void *, uint_t);
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| 47 | /** @} */
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| 48 |
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| 49 | bool VBoxSolarisLibDlpiFound(void)
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| 50 | {
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| 51 | RTLDRMOD hLibDlpi;
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| 52 |
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| 53 | if (g_hLibDlpi && g_fCheckedForLibDlpi)
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| 54 | return true;
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| 55 | if (g_fCheckedForLibDlpi)
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| 56 | return false;
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| 57 | if (!RT_SUCCESS(RTLdrLoad(LIB_DLPI, &hLibDlpi)))
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| 58 | return false;
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| 59 | /*
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| 60 | * Unfortunately; we cannot make use of dlpi_get_physaddr because it requires us to
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| 61 | * open the VNIC/link which requires root permissions :/
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| 62 | */
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| 63 | if (RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_walk", (void **)&g_pfnLibDlpiWalk)))
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| 64 | {
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| 65 | g_hLibDlpi = hLibDlpi;
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| 66 | g_fCheckedForLibDlpi = true;
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| 67 | return true;
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| 68 | }
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| 69 | else
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| 70 | {
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| 71 | RTLdrClose(hLibDlpi);
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| 72 | g_fCheckedForLibDlpi = true;
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| 73 | return false;
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| 74 | }
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| 75 | }
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| 76 |
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