common.hpp

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#ifndef COMMON_HPP
#define COMMON_HPP

#include <array>
#include <cassert>

#ifdef DEBUG
#define D(x) x
#else
#define D(x)
#endif

#ifdef DEBUG
#define PROD_INLINE
#else
#define PROD_INLINE inline __attribute__((always_inline))
#endif

using StateID = uint16_t;

void hexdump(const void *data, int dataLen);

struct uint48 {

    std::array<uint8_t, 6> arr;

    void set(uint64_t val) {
        assert((val >> 48) == 0);
        arr[0] = static_cast<uint8_t>(val & 0xff);
        arr[1] = static_cast<uint8_t>((val >> 8) & 0xff);
        arr[2] = static_cast<uint8_t>((val >> 16) & 0xff);
        arr[3] = static_cast<uint8_t>((val >> 24) & 0xff);
        arr[4] = static_cast<uint8_t>((val >> 32) & 0xff);
        arr[5] = static_cast<uint8_t>((val >> 40) & 0xff);
    };

    uint64_t get() {
        uint64_t val = 0;

        val |= static_cast<uint64_t>(arr[0]);
        val = val << 8;

        val |= static_cast<uint64_t>(arr[1]);
        val = val << 8;

        val |= static_cast<uint64_t>(arr[2]);
        val = val << 8;

        val |= static_cast<uint64_t>(arr[3]);
        val = val << 8;

        val |= static_cast<uint64_t>(arr[4]);
        val = val << 8;

        val |= static_cast<uint64_t>(arr[5]);

        return val;
    };

    operator uint64_t() { return get(); };

    uint64_t operator=(uint64_t val) {
        set(val);
        return val;
    };
};

struct uint24 {

    std::array<uint8_t, 3> arr;

    void set(uint32_t val) {
        assert((val >> 24) == 0);
        arr[0] = static_cast<uint8_t>(val & 0xff);
        arr[1] = static_cast<uint8_t>((val >> 8) & 0xff);
        arr[2] = static_cast<uint8_t>((val >> 16) & 0xff);
    };

    uint32_t get() {
        uint32_t val = 0;

        val |= static_cast<uint32_t>(arr[0]);
        val = val << 8;

        val |= static_cast<uint32_t>(arr[1]);
        val = val << 8;

        val |= static_cast<uint32_t>(arr[2]);

        return val;
    };

    operator uint32_t() { return get(); };

    uint32_t operator=(uint32_t val) {
        set(val);
        return val;
    };
};

#endif /* COMMON_HPP */