mirror of
https://github.com/OpenVPN/openvpn3.git
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61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
// OpenVPN -- An application to securely tunnel IP networks
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// over a single port, with support for SSL/TLS-based
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// session authentication and key exchange,
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// packet encryption, packet authentication, and
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// packet compression.
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//
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// Copyright (C) 2012-2016 OpenVPN Technologies, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License Version 3
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// as published by the Free Software Foundation.
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//
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// This program 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
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program in the COPYING file.
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// If not, see <http://www.gnu.org/licenses/>.
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#ifndef OPENVPN_COMMON_UMASK_H
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#define OPENVPN_COMMON_UMASK_H
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#include <sys/types.h>
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#include <sys/stat.h>
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namespace openvpn {
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// Note: not thread safe, since umask() is
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// documented to modify the process-wide file
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// mode creation mask.
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class UMask
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{
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public:
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UMask(mode_t new_umask)
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{
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umask_save = ::umask(new_umask);
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}
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~UMask()
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{
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::umask(umask_save);
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}
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private:
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UMask(const UMask&) = delete;
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UMask& operator=(const UMask&) = delete;
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mode_t umask_save;
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};
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struct UMaskPrivate : public UMask
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{
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UMaskPrivate()
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: UMask(077)
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{
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}
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};
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}
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#endif
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