100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
/*
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* Copyright (C) 2016 by Simon Rune G7RZU
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* Copyright (C) 2016,2017 by Jonathan Naylor G4KLX
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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; if not, write to the Free Software
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*/
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#include "DMRAccessControl.h"
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#include "Log.h"
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#include <algorithm>
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#include <vector>
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#include <cstring>
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std::vector<unsigned int> CDMRAccessControl::m_blackList;
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std::vector<unsigned int> CDMRAccessControl::m_whiteList;
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std::vector<unsigned int> CDMRAccessControl::m_prefixes;
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std::vector<unsigned int> CDMRAccessControl::m_slot1TGWhiteList;
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std::vector<unsigned int> CDMRAccessControl::m_slot2TGWhiteList;
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bool CDMRAccessControl::m_selfOnly = false;
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unsigned int CDMRAccessControl::m_id = 0U;
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void CDMRAccessControl::init(const std::vector<unsigned int>& blacklist, const std::vector<unsigned int>& whitelist, const std::vector<unsigned int>& slot1TGWhitelist, const std::vector<unsigned int>& slot2TGWhitelist, bool selfOnly, const std::vector<unsigned int>& prefixes, unsigned int id)
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{
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m_slot1TGWhiteList = slot1TGWhitelist;
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m_slot2TGWhiteList = slot2TGWhitelist;
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m_blackList = blacklist;
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m_whiteList = whitelist;
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m_selfOnly = selfOnly;
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m_prefixes = prefixes;
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m_id = id;
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}
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bool CDMRAccessControl::validateSrcId(unsigned int id)
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{
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if (m_selfOnly) {
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if (m_id > 99999999U) // Check that the Config DMR-ID is bigger than 8 digits
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return id == m_id / 100U; // Does RF ID match Config ID / 100
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else if (m_id > 9999999U) // Check that the Config DMR-ID is bigger than 7 digits
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return id == m_id / 10U; // Does RF ID match Config ID / 10
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else
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return id == m_id;
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}
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if (std::find(m_blackList.begin(), m_blackList.end(), id) != m_blackList.end())
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return false;
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unsigned int prefix = id / 10000U;
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if (prefix == 0U || prefix > 9999U)
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return false;
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if (!m_prefixes.empty()) {
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bool ret = std::find(m_prefixes.begin(), m_prefixes.end(), prefix) == m_prefixes.end();
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if (ret)
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return false;
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}
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if (!m_whiteList.empty())
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return std::find(m_whiteList.begin(), m_whiteList.end(), id) != m_whiteList.end();
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return true;
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}
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bool CDMRAccessControl::validateTGId(unsigned int slotNo, bool group, unsigned int id)
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{
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if (!group)
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return true;
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// TG0 is never valid
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if (id == 0U)
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return false;
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if (slotNo == 1U) {
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if (m_slot1TGWhiteList.empty())
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return true;
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return std::find(m_slot1TGWhiteList.begin(), m_slot1TGWhiteList.end(), id) != m_slot1TGWhiteList.end();
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} else {
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if (m_slot2TGWhiteList.empty())
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return true;
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return std::find(m_slot2TGWhiteList.begin(), m_slot2TGWhiteList.end(), id) != m_slot2TGWhiteList.end();
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}
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}
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