RTSystemQueryDmiString-darwin.cpp revision b82d2ba98a934d6e048b97265ecb8f81345a0e27
/* $Id$ */
/** @file
* IPRT - RTSystemQueryDmiString, darwin ring-3.
*/
/*
* Copyright (C) 2010 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include <iprt/system.h>
#include "internal/iprt.h"
#include <iprt/err.h>
#include <iprt/assert.h>
#include <iprt/string.h>
#include <mach/mach_port.h>
#include <IOKit/IOKitLib.h>
#define IOCLASS_PLATFORMEXPERTDEVICE "IOPlatformExpertDevice"
#define PROP_PRODUCT_NAME "product-name"
#define PROP_PRODUCT_VERSION "version"
#define PROP_PRODUCT_SERIAL "IOPlatformSerialNumber"
#define PROP_PRODUCT_UUID "IOPlatformUUID"
RTDECL(int) RTSystemQueryDmiString(RTSYSDMISTR enmString, char *pszBuf, size_t cbBuf)
{
AssertPtrReturn(pszBuf, VERR_INVALID_POINTER);
AssertReturn(cbBuf > 0, VERR_INVALID_PARAMETER);
*pszBuf = '\0';
AssertReturn(enmString > RTSYSDMISTR_INVALID && enmString < RTSYSDMISTR_END, VERR_INVALID_PARAMETER);
CFStringRef PropStringRef = NULL;
switch (enmString)
{
case RTSYSDMISTR_PRODUCT_NAME: PropStringRef = CFSTR(PROP_PRODUCT_NAME); break;
case RTSYSDMISTR_PRODUCT_VERSION: PropStringRef = CFSTR(PROP_PRODUCT_VERSION); break;
case RTSYSDMISTR_PRODUCT_SERIAL: PropStringRef = CFSTR(PROP_PRODUCT_SERIAL); break;
case RTSYSDMISTR_PRODUCT_UUID: PropStringRef = CFSTR(PROP_PRODUCT_UUID); break;
default:
return VERR_NOT_SUPPORTED;
}
mach_port_t MasterPort;
kern_return_t kr = IOMasterPort(MACH_PORT_NULL, &MasterPort);
if (kr != kIOReturnSuccess)
{
if (kr == KERN_NO_ACCESS)
return VERR_ACCESS_DENIED;
return RTErrConvertFromDarwinIO(kr);
}
CFDictionaryRef ClassToMatch = IOServiceMatching(IOCLASS_PLATFORMEXPERTDEVICE);
if (!ClassToMatch)
return VERR_NOT_SUPPORTED;
io_iterator_t Iterator;
kr = IOServiceGetMatchingServices(MasterPort, ClassToMatch, &Iterator);
if (kr != kIOReturnSuccess)
return RTErrConvertFromDarwinIO(kr);
int rc = VERR_NOT_SUPPORTED;
io_service_t ServiceObject;
while ((ServiceObject = IOIteratorNext(Iterator)))
{
if ( enmString == RTSYSDMISTR_PRODUCT_NAME
|| enmString == RTSYSDMISTR_PRODUCT_VERSION)
{
CFDataRef DataRef = (CFDataRef)IORegistryEntryCreateCFProperty(ServiceObject, PropStringRef, kCFAllocatorDefault, kNilOptions);
if (DataRef)
{
size_t cbData = CFDataGetLength(DataRef);
const uint8_t *pu8Data = CFDataGetBytePtr(DataRef);
rc = RTStrCopy(pszBuf, RT_MIN(cbData, cbBuf), (const char*)pu8Data);
break;
}
}
else
{
CFStringRef StringRef = (CFStringRef)IORegistryEntryCreateCFProperty(ServiceObject, PropStringRef, kCFAllocatorDefault, kNilOptions);
if (StringRef)
{
Boolean res = CFStringGetCString(StringRef, pszBuf, cbBuf, kCFStringEncodingASCII);
rc = res == TRUE ? VINF_SUCCESS : VERR_NOT_SUPPORTED;
break;
}
}
}
IOObjectRelease(ServiceObject);
IOObjectRelease(Iterator);
return rc;
}