second commit

bridge_xdp.h

@@ -0,0 +1,23 @@
+#ifndef BRIDGE_XDP_H
+#define BRIDGE_XDP_H
+
+#include <linux/bpf.h>
+#include <linux/if_ether.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+
+// Estrutura para estatísticas
+struct packet_stats {
+    __u64 packets;
+    __u64 bytes;
+};
+
+// Mapa para armazenar estatísticas
+struct bpf_map_def SEC("maps") stats_map = {
+    .type = BPF_MAP_TYPE_PERCPU_ARRAY,
+    .key_size = sizeof(__u32),
+    .value_size = sizeof(struct packet_stats),
+    .max_entries = 1,
+};
+
+#endif