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Manage stream data reading (without filter interpretation)

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Grégory Soutadé
2021-12-18 17:27:35 +01:00
parent 29a93e2cfc
commit d8bbf8a21d
2 changed files with 65 additions and 6 deletions
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26
include/uPDFTypes.h
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@@ -266,15 +266,31 @@ namespace uPDFParser
class Stream : public DataType
{
public:
Stream(int startOffset, int endOffset):
DataType(DataType::TYPE::STREAM), startOffset(startOffset),
endOffset(endOffset)
Stream(Dictionary& dict, int startOffset, int endOffset, unsigned char* data=0, unsigned int dataLength=0,
bool freeData=false, int fd=0):
DataType(DataType::TYPE::STREAM), dict(dict), fd(fd),
startOffset(startOffset), endOffset(endOffset),
_data(data), _dataLength(dataLength), freeData(false)
{}
virtual DataType* clone() {return new Stream(startOffset, endOffset);}
virtual std::string str() { return "stream\nendstream\n";}
~Stream() {
if (_data && freeData) delete[] _data;
}
virtual DataType* clone() {return new Stream(dict, startOffset, endOffset,
_data, _dataLength, false, fd);}
virtual std::string str();
unsigned char* data();
unsigned int dataLength() {return _dataLength;}
void setData(unsigned char* data, unsigned int dataLength, bool freeData=false);
private:
Dictionary& dict;
int fd;
int startOffset, endOffset;
unsigned char* _data;
unsigned int _dataLength;
bool freeData;
};
class Null : public DataType