qpdf/libqpdf/qpdf/RC4.hh

25 lines
511 B
C++

#ifndef RC4_HH
#define RC4_HH
#include <qpdf/QPDFCryptoImpl.hh>
#include <memory>
#include <cstring>
class RC4
{
public:
// key_len of -1 means treat key_data as a null-terminated string
QPDF_DLL
RC4(unsigned char const* key_data, int key_len = -1);
// out_data = 0 means to encrypt/decrypt in place
QPDF_DLL
void process(unsigned char* in_data, size_t len,
unsigned char* out_data = 0);
private:
std::shared_ptr<QPDFCryptoImpl> crypto;
};
#endif // RC4_HH