qpdf/libqpdf/qpdf/Pl_RC4.hh

32 lines
667 B
C++

#ifndef PL_RC4_HH
#define PL_RC4_HH
#include <qpdf/Pipeline.hh>
#include <qpdf/RC4.hh>
class Pl_RC4: public Pipeline
{
public:
static size_t const def_bufsize = 65536;
// key_len of -1 means treat key_data as a null-terminated string
Pl_RC4(
char const* identifier,
Pipeline* next,
unsigned char const* key_data,
int key_len = -1,
size_t out_bufsize = def_bufsize);
~Pl_RC4() override = default;
void write(unsigned char const* data, size_t len) override;
void finish() override;
private:
std::shared_ptr<unsigned char> outbuf;
size_t out_bufsize;
RC4 rc4;
};
#endif // PL_RC4_HH