CyclicDataGenerator.hpp

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#ifndef CYCLICDATAGENERATOR_HPP_
#define CYCLICDATAGENERATOR_HPP_
 
#include <string.h>
#include <stdlib.h>
 
namespace dunedaq {
namespace dpdklibs {
namespace cyclicdatagenerator {
 
 
class CyclicDataGenerator {
public:
    CyclicDataGenerator(size_t offset = 0);
    CyclicDataGenerator(char *pattern, size_t offset = 0);
    ~CyclicDataGenerator();
 
    char get_next();
    void get_next_n(char *dst, size_t n);
    char get_prev();
    void get_prev_n(char *dst, size_t n);
 
private:
    const char* pattern;
    const size_t slice_len;
    size_t current_slice_index = 0;
};
 
} // namespace cyclicdatagenerator
} // namespace dpdklibs
} // namespace dunedaq
 
#endif