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https://github.com/OpenVPN/openvpn3.git
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dde1574596
This is the result after running 'clang-format -i' on all C++ files and headers, with the defined formatting rules in .clang-format. Only the openvpn/common/unicode-impl.hpp has been excluded, as that is mostly a copy of an external project. Signed-off-by: David Sommerseth <davids@openvpn.net>
65 lines
1.9 KiB
C++
65 lines
1.9 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) 2012-2022 OpenVPN 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 Affero 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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero 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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// Linux method for binding a thread to a particular core.
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#ifndef OPENVPN_LINUX_CORE_H
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#define OPENVPN_LINUX_CORE_H
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#include <pthread.h>
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#include <openvpn/common/core.hpp>
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namespace openvpn {
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inline int bind_to_core(const int core_id)
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{
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const int num_cores = n_cores();
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if (core_id >= num_cores)
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return EINVAL;
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cpu_set_t cpuset;
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CPU_ZERO(&cpuset);
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CPU_SET(core_id, &cpuset);
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pthread_t current_thread = pthread_self();
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return pthread_setaffinity_np(current_thread, sizeof(cpu_set_t), &cpuset);
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}
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inline int exclude_from_core(const int core_id)
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{
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const int num_cores = n_cores();
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if (num_cores <= 1 || core_id >= num_cores)
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return EINVAL;
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cpu_set_t cpuset;
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CPU_ZERO(&cpuset);
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for (int i = 0; i < num_cores; ++i)
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if (i != core_id)
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CPU_SET(i, &cpuset);
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pthread_t current_thread = pthread_self();
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return pthread_setaffinity_np(current_thread, sizeof(cpu_set_t), &cpuset);
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}
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} // namespace openvpn
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#endif
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