62 lines
2.6 KiB
C
62 lines
2.6 KiB
C
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/*
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* Copyright (C) 2016-2022 Cisco and/or its affiliates. All rights reserved.
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*
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* Author: Kevin Lin
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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 2 as
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* 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; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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*
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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#ifndef __PDFDECODE_H__
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#define __PDFDECODE_H__
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#include "pdf.h"
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/**
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* @brief Wrapper function for pdf_decodestream_internal.
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*
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* Allocate a token object to store decoded filter data.
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* Parse/decode the filter data and scan it.
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*
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* @param pdf Pdf context structure.
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* @param obj The object we found the filter content in.
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* @param params Dictionary parameters describing the filter data.
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* @param stream Filter stream buffer pointer.
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* @param streamlen Length of filter stream buffer.
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* @param xref Indicates if the stream is an /XRef stream. Do not apply forced decryption on /XRef streams.
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* @param fout File descriptor to write to a temp file.
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* @param[out] rc Return code ()
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* @param objstm Object stream context structure.
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* @return size_t The number of bytes written to fout to be scanned.
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*/
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size_t pdf_decodestream(
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struct pdf_struct *pdf, struct pdf_obj *obj, struct pdf_dict *params,
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const char *stream, uint32_t streamlen, int xref, int fout, cl_error_t *status,
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struct objstm_struct *objstm);
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#endif /* __PDFDECODE_H__ */
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