| 1 | /** $Id: vbox-libdlpi.cpp 9114 2008-05-26 10:28:49Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * Dynamically load libdpli & symbols on Solaris hosts, Internal header.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2008 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 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
|
|---|
| 18 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
|
|---|
| 19 | * additional information or have any questions.
|
|---|
| 20 | */
|
|---|
| 21 |
|
|---|
| 22 | /* Solaris 10 and below has no dlpi. */
|
|---|
| 23 | #ifndef __SunOS_5_10
|
|---|
| 24 |
|
|---|
| 25 | #include "vbox-libdlpi.h"
|
|---|
| 26 |
|
|---|
| 27 | #include <iprt/err.h>
|
|---|
| 28 | #include <iprt/ldr.h>
|
|---|
| 29 |
|
|---|
| 30 | /**
|
|---|
| 31 | * Global pointer to the libdlpi module. This should only be set once all needed libraries
|
|---|
| 32 | * and symbols have been successfully loaded.
|
|---|
| 33 | */
|
|---|
| 34 | static RTLDRMOD g_hLibDlpi = NULL;
|
|---|
| 35 |
|
|---|
| 36 | /**
|
|---|
| 37 | * Whether we have tried to load libdlpi yet. This flag should only be set
|
|---|
| 38 | * to "true" after we have either loaded both libraries and all symbols which we need,
|
|---|
| 39 | * or failed to load something and unloaded.
|
|---|
| 40 | */
|
|---|
| 41 | static bool g_fCheckedForLibDlpi = false;
|
|---|
| 42 |
|
|---|
| 43 | /** All the symbols we need from libdlpi.
|
|---|
| 44 | * @{
|
|---|
| 45 | */
|
|---|
| 46 | int (*g_pfnLibDlpiOpen)(const char *, dlpi_handle_t *, uint_t);
|
|---|
| 47 | void (*g_pfnLibDlpiClose)(dlpi_handle_t);
|
|---|
| 48 | int (*g_pfnLibDlpiInfo)(dlpi_handle_t, dlpi_info_t *, uint_t);
|
|---|
| 49 | int (*g_pfnLibDlpiBind)(dlpi_handle_t, uint_t, uint_t *);
|
|---|
| 50 | int (*g_pfnLibDlpiSetPhysAddr)(dlpi_handle_t, uint_t, const void *, size_t);
|
|---|
| 51 | int (*g_pfnLibDlpiPromiscon)(dlpi_handle_t, uint_t);
|
|---|
| 52 | int (*g_pfnLibDlpiRecv)(dlpi_handle_t, void *, size_t *, void *, size_t *, int, dlpi_recvinfo_t *);
|
|---|
| 53 | int (*g_pfnLibDlpiFd)(dlpi_handle_t);
|
|---|
| 54 | /** @} */
|
|---|
| 55 |
|
|---|
| 56 | bool VBoxLibDlpiFound(void)
|
|---|
| 57 | {
|
|---|
| 58 | RTLDRMOD hLibDlpi;
|
|---|
| 59 |
|
|---|
| 60 | if (g_hLibDlpi && g_fCheckedForLibDlpi)
|
|---|
| 61 | return true;
|
|---|
| 62 | if (g_fCheckedForLibDlpi)
|
|---|
| 63 | return false;
|
|---|
| 64 | if (!RT_SUCCESS(RTLdrLoad(LIB_DLPI, &hLibDlpi)))
|
|---|
| 65 | return false;
|
|---|
| 66 | if ( RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_open", (void **)&g_pfnLibDlpiOpen))
|
|---|
| 67 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_close", (void **)&g_pfnLibDlpiClose))
|
|---|
| 68 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_info", (void **)&g_pfnLibDlpiInfo))
|
|---|
| 69 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_bind", (void **)&g_pfnLibDlpiBind))
|
|---|
| 70 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_promiscon", (void **)&g_pfnLibDlpiPromiscon))
|
|---|
| 71 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_set_physaddr", (void **)&g_pfnLibDlpiSetPhysAddr))
|
|---|
| 72 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_recv", (void **)&g_pfnLibDlpiRecv))
|
|---|
| 73 | && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_fd", (void **)&g_pfnLibDlpiFd))
|
|---|
| 74 | )
|
|---|
| 75 | {
|
|---|
| 76 | g_hLibDlpi = hLibDlpi;
|
|---|
| 77 | g_fCheckedForLibDlpi = true;
|
|---|
| 78 | return true;
|
|---|
| 79 | }
|
|---|
| 80 | else
|
|---|
| 81 | {
|
|---|
| 82 | RTLdrClose(hLibDlpi);
|
|---|
| 83 | g_fCheckedForLibDlpi = true;
|
|---|
| 84 | return false;
|
|---|
| 85 | }
|
|---|
| 86 | }
|
|---|
| 87 |
|
|---|
| 88 | #endif /* __SunOS_5_10 */
|
|---|
