prefix.h

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#ifndef BGP_PREFIX_H_
#define BGP_PREFIX_H_
#include <stdint.h>
#include <unistd.h>
#include "bgp-afi.h"

namespace libbgp {

uint32_t cidr_to_mask(uint8_t cidr);

class Prefix {
public:
    Afi afi;

    virtual ssize_t parse(const uint8_t *buffer, size_t buf_sz) = 0;

    virtual ssize_t write(uint8_t *buffer, size_t buf_sz) const = 0;

    virtual bool includes (const Prefix &other) const = 0;

    // test if length & prefix equals to other
    virtual bool operator== (const Prefix &other) const = 0;

    // test if length smaller (prefix size bigger) then other. prefix must be
    // same to do this.
    virtual bool operator> (const Prefix &other) const = 0;

    // test if length bigger (prefix size smaller) then other. prefix must be
    // same to do this.
    virtual bool operator< (const Prefix &other) const = 0;

    virtual bool operator>= (const Prefix &other) const = 0;
    virtual bool operator<= (const Prefix &other) const = 0;
    virtual bool operator!= (const Prefix &other) const = 0;

    virtual ~Prefix() {}
};

}

#endif // BGP_PREFIX_H_