From f8fe689a81f906d1b91bb3220acde2a4ecb14c5b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 05:01:46 +0200 Subject: Adding upstream version 6.0.4-dfsg. Signed-off-by: Daniel Baumann --- src/VBox/Runtime/r3/darwin/systemmem-darwin.cpp | 86 +++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 src/VBox/Runtime/r3/darwin/systemmem-darwin.cpp (limited to 'src/VBox/Runtime/r3/darwin/systemmem-darwin.cpp') diff --git a/src/VBox/Runtime/r3/darwin/systemmem-darwin.cpp b/src/VBox/Runtime/r3/darwin/systemmem-darwin.cpp new file mode 100644 index 00000000..ca1a10c5 --- /dev/null +++ b/src/VBox/Runtime/r3/darwin/systemmem-darwin.cpp @@ -0,0 +1,86 @@ +/* $Id: systemmem-darwin.cpp $ */ +/** @file + * IPRT - RTSystemQueryTotalRam, darwin ring-3. + */ + +/* + * Copyright (C) 2012-2019 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 +#include "internal/iprt.h" + +#include +#include + +#include +#include +#include +#include +#include + + + +RTDECL(int) RTSystemQueryTotalRam(uint64_t *pcb) +{ + AssertPtrReturn(pcb, VERR_INVALID_POINTER); + + int aiMib[2]; + aiMib[0] = CTL_HW; + aiMib[1] = HW_MEMSIZE; + uint64_t cbPhysMem = UINT64_MAX; + size_t cb = sizeof(cbPhysMem); + int rc = sysctl(aiMib, RT_ELEMENTS(aiMib), &cbPhysMem, &cb, NULL, 0); + if (rc == 0) + { + *pcb = cbPhysMem; + return VINF_SUCCESS; + } + return RTErrConvertFromErrno(errno); +} + + +RTDECL(int) RTSystemQueryAvailableRam(uint64_t *pcb) +{ + AssertPtrReturn(pcb, VERR_INVALID_POINTER); + + static mach_port_t volatile s_hSelfPort = 0; + mach_port_t hSelfPort = s_hSelfPort; + if (hSelfPort == 0) + s_hSelfPort = hSelfPort = mach_host_self(); + + vm_statistics_data_t VmStats; + mach_msg_type_number_t cItems = sizeof(VmStats) / sizeof(natural_t); + + kern_return_t krc = host_statistics(hSelfPort, HOST_VM_INFO, (host_info_t)&VmStats, &cItems); + if (krc == KERN_SUCCESS) + { + uint64_t cPages = VmStats.inactive_count; + cPages += VmStats.free_count; + *pcb = cPages * PAGE_SIZE; + return VINF_SUCCESS; + } + return RTErrConvertFromDarwin(krc); +} + -- cgit v1.2.3