56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
/**
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* @file llhasheduniqueid.cpp
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* @brief retrieves an obfuscated unique id for the system
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*
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* $LicenseInfo:firstyear=2013&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2013, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llhasheduniqueid.h"
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#include "llviewernetwork.h"
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#include "lluuid.h"
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#include "llmachineid.h"
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bool llHashedUniqueID(unsigned char id[MD5HEX_STR_SIZE])
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{
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bool idIsUnique = true;
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LLMD5 hashed_unique_id;
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unsigned char unique_id[MAC_ADDRESS_BYTES];
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if ( LLMachineID::getUniqueID(unique_id, sizeof(unique_id))
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|| LLUUID::getNodeID(unique_id)
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)
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{
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hashed_unique_id.update(unique_id, MAC_ADDRESS_BYTES);
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hashed_unique_id.finalize();
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hashed_unique_id.hex_digest((char*)id);
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LL_INFOS_ONCE("AppInit") << "System ID " << id << LL_ENDL;
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}
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else
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{
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idIsUnique = false;
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memcpy(id,"00000000000000000000000000000000", MD5HEX_STR_SIZE);
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LL_WARNS_ONCE("AppInit") << "Failed to get an id; cannot uniquely identify this machine." << LL_ENDL;
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}
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return idIsUnique;
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}
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