Files
dofs/src/network/switch/multicast_table.h

53 lines
1.5 KiB
C++

#ifndef NETWORK_SWITCH_MULTICAST_TABLE_H
#define NETWORK_SWITCH_MULTICAST_TABLE_H
#include <cstdint>
#include <vector>
#include <optional>
#include <algorithm>
#include "core/types.h"
#include "network/packet.h"
namespace dofs {
struct McTree {
std::vector<PortId> child_ports;
std::optional<PortId> parent_port;
uint8_t weight{1};
uint8_t tier{0};
uint16_t tree_id{0};
uint8_t epoch{0};
};
class MulticastTable {
public:
MulticastTable();
bool add_tree(std::size_t group_id, uint16_t tree_id);
bool delete_tree(std::size_t group_id, uint16_t tree_id);
bool add_child_port(std::size_t group_id, uint16_t tree_id, PortId out_port);
bool delete_child_port(std::size_t group_id, uint16_t tree_id, PortId out_port);
bool set_parent(std::size_t group_id, uint16_t tree_id, PortId parent);
bool set_weight(std::size_t group_id, uint16_t tree_id, uint8_t w);
bool set_epoch(std::size_t group_id, uint16_t tree_id, uint8_t epoch);
const std::vector<McTree> *trees_of(std::size_t group_id) const;
std::size_t group_count() const noexcept;
// Legacy: return ports from tree_id=0 for each group bit
std::vector<PortId> get_port_list(PacketGroups groups) const;
private:
static bool insert_sorted_unique(std::vector<PortId> &vec, PortId v);
static bool erase_sorted(std::vector<PortId> &vec, PortId v);
std::vector<std::vector<McTree>> _groups;
};
} // namespace dofs
#endif // NETWORK_SWITCH_MULTICAST_TABLE_H