X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=xdp.c;h=8003b89e0066b4311fd8eb482a922718914166e4;hb=ce7cb6545f4fd8872f08263733cb2188530e9420;hp=3ebec88555e37bb82ac5ca6868e8ef0e0c5d20d5;hpb=348583843f9499b0f1c335edc684a077bb2c2710;p=flowspec-xdp

diff --git a/xdp.c b/xdp.c
index 3ebec88..8003b89 100644
--- a/xdp.c
+++ b/xdp.c
@@ -162,6 +162,20 @@ struct bpf_map_def SEC("maps") drop_cnt_map = {
 		*value += 1; \
 }
 
+#ifdef RATE_CNT
+struct ratelimit {
+	struct bpf_spin_lock lock;
+	int64_t sent_bytes;
+	int64_t sent_time;
+};
+struct {
+	__uint(type, BPF_MAP_TYPE_ARRAY);
+	__uint(max_entries, RATE_CNT);
+	__u32 *key;
+	struct ratelimit *value;
+} rate_map SEC(".maps");
+#endif
+
 SEC("xdp_drop")
 #endif
 int xdp_drop_prog(struct xdp_md *ctx)