diff --git a/utils.c b/utils.c
index bf9b935..f188205 100644
--- a/utils.c
+++ b/utils.c
@@ -47,19 +47,11 @@ static char *hexdump(const unsigned char *buf, int len, char *delim)
 	return hexd_buff;
 }
 
-typedef void (*udtrace_dissector)(int fd, bool is_out, const char *fn, const uint8_t *data, unsigned int len);
-
 static void default_dissector(int fd, bool is_out, const char *fn, const uint8_t *data, unsigned int len)
 {
 	fprintf(stderr, "%d %s %c %s\n", fd, fn, is_out ? 'W' : 'R', hexdump(data, len, ""));
 }
 
-struct sock_state {
-	int fd;
-	const char *path;
-	udtrace_dissector dissector;
-};
-
 static struct sock_state unix_fds[MAX_UNIX_FDS];
 
 __attribute__ ((constructor)) static void udtrace_init(void)
diff --git a/utils.h b/utils.h
index 8ac4859..8145c9b 100644
--- a/utils.h
+++ b/utils.h
@@ -6,6 +6,15 @@
 #define LOG(fmt, args ...) \
 	fprintf(stderr, ">>> UDTRACE: " fmt, ## args)
 
+typedef void (*udtrace_dissector)(int fd, bool is_out, const char *fn,
+	const uint8_t *data, unsigned int len);
+
+struct sock_state {
+	int fd;
+	const char *path;
+	udtrace_dissector dissector;
+};
+
 /* find the state corresponding to a given file descriptor */
 struct sock_state *udtrace_sstate_by_fd(int fd);