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64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
// Copyright (c) 2005-2018 Jay Berkenbilt
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//
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// This file is part of qpdf.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// Versions of qpdf prior to version 7 were released under the terms
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// of version 2.0 of the Artistic License. At your option, you may
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// continue to consider qpdf to be licensed under those terms. Please
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// see the manual for additional information.
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#ifndef __QPDF_BUFFERINPUTSOURCE_HH__
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#define __QPDF_BUFFERINPUTSOURCE_HH__
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#include <qpdf/InputSource.hh>
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#include <qpdf/Buffer.hh>
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class BufferInputSource: public InputSource
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{
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public:
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// If own_memory is true, BufferInputSource will delete the buffer
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// when finished with it. Otherwise, the caller owns the memory.
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QPDF_DLL
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BufferInputSource(std::string const& description, Buffer* buf,
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bool own_memory = false);
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QPDF_DLL
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BufferInputSource(std::string const& description,
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std::string const& contents);
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QPDF_DLL
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virtual ~BufferInputSource();
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QPDF_DLL
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virtual qpdf_offset_t findAndSkipNextEOL();
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QPDF_DLL
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virtual std::string const& getName() const;
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QPDF_DLL
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virtual qpdf_offset_t tell();
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QPDF_DLL
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virtual void seek(qpdf_offset_t offset, int whence);
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QPDF_DLL
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virtual void rewind();
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QPDF_DLL
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virtual size_t read(char* buffer, size_t length);
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QPDF_DLL
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virtual void unreadCh(char ch);
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private:
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bool own_memory;
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std::string description;
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Buffer* buf;
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qpdf_offset_t cur_offset;
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};
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#endif // __QPDF_BUFFERINPUTSOURCE_HH__
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