vbox-libdlpi.cpp revision 95ab3710eba0fd70857bae9746fef6866c72a79f
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/** $Id$ */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/** @file
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Dynamically load libdpli & symbols on Solaris hosts, Internal header.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/*
e64031e20c39650a7bc902a3e1aba613b9415deevboxsync * Copyright (C) 2008 Sun Microsystems, Inc.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * available from http://www.virtualbox.org. This file is free software;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * you can redistribute it and/or modify it under the terms of the GNU
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * General Public License (GPL) as published by the Free Software
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * additional information or have any questions.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/* Solaris 10 and below has no dlpi. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#ifndef __SunOS_5.10
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include "vbox-libdlpi.h"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include <iprt/err.h>
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include <iprt/ldr.h>
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/**
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Global pointer to the libdlpi module. This should only be set once all needed libraries
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * and symbols have been successfully loaded.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
d3cb168f4c128e4477c3f791d983f84075fb2835vboxsyncstatic RTLDRMOD g_hLibDlpi = NULL;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
d3cb168f4c128e4477c3f791d983f84075fb2835vboxsync/**
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Whether we have tried to load libdlpi yet. This flag should only be set
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * to "true" after we have either loaded both libraries and all symbols which we need,
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * or failed to load something and unloaded.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic bool g_fCheckedForLibDlpi = false;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/** All the symbols we need from libdlpi.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiOpen)(const char *, dlpi_handle_t *, uint_t);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncvoid (*g_pfnLibDlpiClose)(dlpi_handle_t);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiInfo)(dlpi_handle_t, dlpi_info_t *, uint_t);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiBind)(dlpi_handle_t, uint_t, uint_t *);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiSetPhysAddr)(dlpi_handle_t, uint_t, const void *, size_t);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiPromiscon)(dlpi_handle_t, uint_t);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiRecv)(dlpi_handle_t, void *, size_t *, void *, size_t *, int, dlpi_recvinfo_t *);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncint (*g_pfnLibDlpiFd)(dlpi_handle_t);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/** @} */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncbool VBoxLibDlpiFound(void)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync RTLDRMOD hLibDlpi;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (g_hLibDlpi && g_fCheckedForLibDlpi)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return true;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (g_fCheckedForLibDlpi)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return false;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (!RT_SUCCESS(RTLdrLoad(LIB_DLPI, &hLibDlpi)))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return false;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_open", (void **)&g_pfnLibDlpiOpen))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_close", (void **)&g_pfnLibDlpiClose))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_info", (void **)&g_pfnLibDlpiInfo))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_bind", (void **)&g_pfnLibDlpiBind))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_promiscon", (void **)&g_pfnLibDlpiPromiscon))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_set_physaddr", (void **)&g_pfnLibDlpiSetPhysAddr))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_recv", (void **)&g_pfnLibDlpiRecv))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && RT_SUCCESS(RTLdrGetSymbol(hLibDlpi, "dlpi_fd", (void **)&g_pfnLibDlpiFd))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync )
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync g_hLibDlpi = hLibDlpi;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync g_fCheckedForLibDlpi = true;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return true;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync RTLdrClose(hLibDlpi);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync g_fCheckedForLibDlpi = true;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return false;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync}
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#endif /* __SunOS_5.10 */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync