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//========================================================================
//
// FoFiBase.h
//
// Copyright 1999-2003 Glyph & Cog, LLC
//
//========================================================================
//========================================================================
//
// Modified under the Poppler project - http://poppler.freedesktop.org
//
// All changes made under the Poppler project to this file are licensed
// under GPL version 2 or later
//
// Copyright (C) 2018 Albert Astals Cid <aacid@kde.org>
//
// To see a description of the changes please see the Changelog file that
// came with your tarball or type make ChangeLog if you are building from git
//
//========================================================================
#ifndef FOFIBASE_H
#define FOFIBASE_H
#include "goo/gtypes.h"
//------------------------------------------------------------------------
typedef void (*FoFiOutputFunc)(void *stream, const char *data, int len);
//------------------------------------------------------------------------
// FoFiBase
//------------------------------------------------------------------------
class FoFiBase {
public:
FoFiBase(const FoFiBase &) = delete;
FoFiBase& operator=(const FoFiBase &other) = delete;
virtual ~FoFiBase();
protected:
FoFiBase(const char *fileA, int lenA, bool freeFileDataA);
static char *readFile(const char *fileName, int *fileLen);
// S = signed / U = unsigned
// 8/16/32/Var = word length, in bytes
// BE = big endian
int getS8(int pos, bool *ok) const;
int getU8(int pos, bool *ok) const;
int getS16BE(int pos, bool *ok) const;
int getU16BE(int pos, bool *ok) const;
int getS32BE(int pos, bool *ok) const;
unsigned int getU32BE(int pos, bool *ok) const;
unsigned int getU32LE(int pos, bool *ok) const;
unsigned int getUVarBE(int pos, int size, bool *ok) const;
bool checkRegion(int pos, int size) const;
const unsigned char *file;
int len;
bool freeFileData;
};
#endif
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