/usr/include/qpdf/InputSource.hh is in libqpdf-dev 8.0.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | // Copyright (c) 2005-2018 Jay Berkenbilt
//
// This file is part of qpdf.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Versions of qpdf prior to version 7 were released under the terms
// of version 2.0 of the Artistic License. At your option, you may
// continue to consider qpdf to be licensed under those terms. Please
// see the manual for additional information.
#ifndef __QPDF_INPUTSOURCE_HH__
#define __QPDF_INPUTSOURCE_HH__
#include <qpdf/DLL.h>
#include <qpdf/Types.h>
#include <stdio.h>
#include <string>
class InputSource
{
public:
QPDF_DLL
InputSource() :
last_offset(0)
{
}
QPDF_DLL
virtual ~InputSource()
{
}
class Finder
{
public:
Finder()
{
}
virtual ~Finder()
{
}
virtual bool check() = 0;
};
QPDF_DLL
void setLastOffset(qpdf_offset_t);
QPDF_DLL
qpdf_offset_t getLastOffset() const;
QPDF_DLL
std::string readLine(size_t max_line_length);
// Find first or last occurrence of a sequence of characters
// starting within the range defined by offset and len such that,
// when the input source is positioned at the beginning of that
// sequence, finder.check() returns true. If len is 0, the search
// proceeds until EOF. If a qualifying pattern is found, these
// methods return true and leave the input source positioned
// wherever check() left it at the end of the matching pattern.
QPDF_DLL
bool findFirst(char const* start_chars,
qpdf_offset_t offset, size_t len,
Finder& finder);
QPDF_DLL
bool findLast(char const* start_chars,
qpdf_offset_t offset, size_t len,
Finder& finder);
virtual qpdf_offset_t findAndSkipNextEOL() = 0;
virtual std::string const& getName() const = 0;
virtual qpdf_offset_t tell() = 0;
virtual void seek(qpdf_offset_t offset, int whence) = 0;
virtual void rewind() = 0;
virtual size_t read(char* buffer, size_t length) = 0;
virtual void unreadCh(char ch) = 0;
protected:
qpdf_offset_t last_offset;
};
#endif // __QPDF_INPUTSOURCE_HH__
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