1 files changed, 6 insertions, 6 deletions

diff --git a/tcp.h b/tcp.h
index cf52f32..99edf81 100644
--- a/tcp.h
+++ b/tcp.h
@@ -17,15 +17,15 @@
 struct ctx;
 
 void tcp_sock_handler(struct ctx *c, union epoll_ref ref, uint32_t events,
-		      struct timespec *now);
-int tcp_tap_handler(struct ctx *c, int af, void *addr, struct pool *p,
-		    struct timespec *now);
+		      const struct timespec *now);
+int tcp_tap_handler(struct ctx *c, int af, const void *addr,
+		    const struct pool *p, const struct timespec *now);
 int tcp_sock_init(struct ctx *c);
-void tcp_timer(struct ctx *c, struct timespec *ts);
+void tcp_timer(struct ctx *c, const struct timespec *ts);
 void tcp_defer_handler(struct ctx *c);
 
-void tcp_sock_set_bufsize(struct ctx *c, int s);
-void tcp_update_l2_buf(unsigned char *eth_d, unsigned char *eth_s,
+void tcp_sock_set_bufsize(const struct ctx *c, int s);
+void tcp_update_l2_buf(const unsigned char *eth_d, const unsigned char *eth_s,
 		       const uint32_t *ip_da);
 void tcp_remap_to_tap(in_port_t port, in_port_t delta);
 void tcp_remap_to_init(in_port_t port, in_port_t delta);