30 lines
1.0 KiB
C
30 lines
1.0 KiB
C
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/*
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* Copyright 2019 Dmitry Timoshkov
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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; either
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* version 2.1 of the License, or (at your option) any later version.
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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 St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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struct prn_provider
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{
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DWORD owner;
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HANDLE hprn;
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};
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static inline BOOL is_valid_provider(HPTPROVIDER provider)
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{
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struct prn_provider *prov = (struct prn_provider *)provider;
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return prov && prov->owner == GetCurrentThreadId();
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}
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