Function DecodeType

src/util/asmap.cpp:141–144

// Instruction type encoding: RETURN=[0], JUMP=[1,0], MATCH=[1,1,0], DEFAULT=[1,1,1]
constexpr uint8_t TYPE_BIT_SIZES[]{0, 0, 1};
Instruction DecodeType(size_t& bitpos, const std::span<const std::byte> data)
{
    return Instruction(DecodeBits(bitpos, data, 0, TYPE_BIT_SIZES));
}

// ASN encoding: Can encode ASNs from 1 to ~16.7 million.
// Uses variable-length encoding optimized for real-world ASN distribution.