token-ring-hacks/mac_table.h

22 lines
541 B
C

#pragma once
#include <stdint.h>
#include <stdbool.h>
#define MAC_TABLE_SIZE 64
struct mac_table {
const char *name;
uint8_t addr[MAC_TABLE_SIZE][6];
unsigned int num_entries;
};
static inline bool mac_table_empty(const struct mac_table *tbl)
{
return tbl->num_entries == 0;
}
void mac_table_init(struct mac_table *tbl, const char *name);
int mac_table_add(struct mac_table *tbl, const uint8_t *addr);
bool mac_table_contains(struct mac_table *tbl, const uint8_t *addr);
int mac_table_read(struct mac_table *tbl, const char *fname);