Limit key validity

1 files changed, 6 insertions, 0 deletions

diff --git a/src/fastd.h b/src/fastd.h
index 4db53e4..cceaaf3 100644
--- a/src/fastd.h
+++ b/src/fastd.h
@@ -92,6 +92,7 @@ struct _fastd_config {
 
 	fastd_protocol *protocol;
 	char *secret;
+	unsigned rekey;
 
 	fastd_peer_config *peers;
 
@@ -198,6 +199,11 @@ static inline size_t fastd_max_packet_size(const fastd_context *ctx) {
 	}
 }
 
+static inline bool timespec_after(const struct timespec *tp1, const struct timespec *tp2) {
+	return (tp1->tv_sec > tp2->tv_sec ||
+		(tp1->tv_sec == tp2->tv_sec && tp1->tv_nsec > tp2->tv_nsec));
+}
+
 /* returns (tp1 - tp2) in milliseconds  */
 static inline int timespec_diff(const struct timespec *tp1, const struct timespec *tp2) {
 	return ((tp1->tv_sec - tp2->tv_sec))*1000 + (tp1->tv_nsec - tp2->tv_nsec)/1e6;