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/* $Id: RTSystemQueryDmiString-darwin.cpp 29560 2010-05-17 15:08:09Z vboxsync $ */
/** @file
* IPRT - RTSystemQueryDmiString, darwin ring-3.
*/
/*
* Copyright (C) 2010 Oracle Corporation
*
* 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.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include <iprt/system.h>
#include "internal/iprt.h"
#include <iprt/assert.h>
#include <iprt/err.h>
#include <iprt/mem.h>
#include <iprt/string.h>
#include <mach/mach_port.h>
#include <IOKit/IOKitLib.h>
/*******************************************************************************
* Defined Constants And Macros *
*******************************************************************************/
#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"
#define PROP_MANUFACTURER "manufacturer"
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;
case RTSYSDMISTR_MANUFACTURER: PropStringRef = CFSTR(PROP_MANUFACTURER); 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;
/* IOServiceGetMatchingServices will always consume ClassToMatch. */
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
|| enmString == RTSYSDMISTR_MANUFACTURER
)
{
CFDataRef DataRef = (CFDataRef)IORegistryEntryCreateCFProperty(ServiceObject, PropStringRef,
kCFAllocatorDefault, kNilOptions);
if (DataRef)
{
size_t cbData = CFDataGetLength(DataRef);
const char *pchData = (const char *)CFDataGetBytePtr(DataRef);
rc = RTStrCopyEx(pszBuf, cbBuf, pchData, cbData);
CFRelease(DataRef);
break;
}
}
else
{
CFStringRef StringRef = (CFStringRef)IORegistryEntryCreateCFProperty(ServiceObject, PropStringRef,
kCFAllocatorDefault, kNilOptions);
if (StringRef)
{
Boolean fRc = CFStringGetCString(StringRef, pszBuf, cbBuf, kCFStringEncodingUTF8);
if (fRc)
rc = VINF_SUCCESS;
else
{
CFIndex cwc = CFStringGetLength(StringRef);
size_t cbTmp = cwc + 1;
char *pszTmp = (char *)RTMemTmpAlloc(cbTmp);
int cTries = 1;
while ( pszTmp
&& (fRc = CFStringGetCString(StringRef, pszTmp, cbTmp, kCFStringEncodingUTF8)) == FALSE
&& cTries++ < 4)
{
RTMemTmpFree(pszTmp);
cbTmp *= 2;
pszTmp = (char *)RTMemTmpAlloc(cbTmp);
}
if (fRc)
rc = RTStrCopy(pszBuf, cbBuf, pszTmp);
else if (!pszTmp)
rc = VERR_NO_TMP_MEMORY;
else
rc = VERR_ACCESS_DENIED;
RTMemFree(pszTmp);
}
CFRelease(StringRef);
break;
}
}
}
IOObjectRelease(ServiceObject);
IOObjectRelease(Iterator);
return rc;
}
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