dp_packet_equal(const struct dp_packet *a, const struct dp_packet *b)
{
    return dp_packet_size(a) == dp_packet_size(b) &&
           !memcmp(dp_packet_data(a), dp_packet_data(b), dp_packet_size(a));
}
dp_packet_equal(const struct dp_packet *a, const struct dp_packet *b)
{
    return dp_packet_size(a) == dp_packet_size(b) &&
           !memcmp(dp_packet_data(a), dp_packet_data(b), dp_packet_size(a));
}