зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.5 KiB
C++
79 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Mike Shaver <shaver@mozilla.org>
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*/
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#include "prsystem.h"
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#include "nsSystemInfo.h"
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#include "nsMemory.h"
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nsSystemInfo::nsSystemInfo()
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{
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NS_INIT_REFCNT();
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}
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nsSystemInfo::~nsSystemInfo()
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{
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}
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NS_IMPL_ISUPPORTS1(nsSystemInfo, nsISystemInfo)
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#define SYSINFO_GETTER(name, cmd) \
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NS_IMETHODIMP \
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nsSystemInfo::Get##name(char **_retval) \
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{ \
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NS_ENSURE_ARG_POINTER(_retval); \
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char *buf = (char *)nsMemory::Alloc(256); \
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if (!buf) \
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return NS_ERROR_OUT_OF_MEMORY; \
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if (PR_GetSystemInfo((cmd), buf, 256) == PR_FAILURE) { \
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nsMemory::Free(buf); \
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return NS_ERROR_FAILURE; \
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} \
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*_retval = buf; \
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return NS_OK; \
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}
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SYSINFO_GETTER(Hostname, PR_SI_HOSTNAME)
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SYSINFO_GETTER(OSName, PR_SI_SYSNAME)
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SYSINFO_GETTER(OSVersion, PR_SI_RELEASE)
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SYSINFO_GETTER(Architecture, PR_SI_ARCHITECTURE)
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NS_METHOD
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nsSystemInfo::Create(nsISupports *outer, const nsIID &aIID, void **aInstancePtr)
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{
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nsresult rv;
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if (outer)
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return NS_ERROR_NO_AGGREGATION;
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nsSystemInfo *it = new nsSystemInfo();
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if (!it)
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return NS_ERROR_OUT_OF_MEMORY;
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rv = it->QueryInterface(aIID, aInstancePtr);
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if (NS_FAILED(rv)) {
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delete it;
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*aInstancePtr = 0;
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}
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return rv;
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}
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