mirror of https://github.com/BOINC/boinc.git
50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
// This file is part of BOINC.
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// https://boinc.berkeley.edu
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// Copyright (C) 2024 University of California
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//
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// BOINC is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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//
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// BOINC 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.
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// See the GNU 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 License
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
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#include <sstream>
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#include <iomanip>
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#include <windows.h>
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#include <objbase.h>
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#include "GuidHelper.h"
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std::string GuidHelper::generate_guid() {
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GUID guid;
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if (CoCreateGuid(&guid) != S_OK) {
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throw std::runtime_error("Failed to create GUID");
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}
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std::ostringstream oss;
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oss << std::uppercase << std::hex << std::setfill('0')
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<< '{'
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<< std::setw(8) << guid.Data1 << '-'
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<< std::setw(4) << guid.Data2 << '-'
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<< std::setw(4) << guid.Data3 << '-'
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<< std::setw(2) << static_cast<int>(guid.Data4[0])
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<< std::setw(2) << static_cast<int>(guid.Data4[1]) << '-'
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<< std::setw(2) << static_cast<int>(guid.Data4[2])
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<< std::setw(2) << static_cast<int>(guid.Data4[3])
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<< std::setw(2) << static_cast<int>(guid.Data4[4])
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<< std::setw(2) << static_cast<int>(guid.Data4[5])
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<< std::setw(2) << static_cast<int>(guid.Data4[6])
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<< std::setw(2) << static_cast<int>(guid.Data4[7])
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<< '}';
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return oss.str();
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}
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