--- libelwix/example/test_uuid.c	2025/11/17 19:53:08	1.1
+++ libelwix/example/test_uuid.c	2025/11/17 20:02:47	1.2
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <elwix.h>
+
+
+int
+main(int argc, char **argv)
+{
+	u_char buf[BUFSIZ], len=8;
+	int i;
+	uuid_t uuid;
+
+	printf("Random long=%x\n", e_random());
+	if (argc > 1)
+		len = MIN(atoi(argv[1]), sizeof buf);
+	printf("Random buf ret=%d 0x", e_randbuf(buf, len));
+	for (i = 0; i < len; i++)
+		printf("%02x", buf[i]);
+	printf("\n");
+
+	printf("UUID gen ret=%d 0x", uuid_gen(uuid));
+	for (i = 0; i < sizeof uuid; i++)
+		printf("%02x", uuid[i]);
+	printf("\n");
+
+	printf("UUID string ret=%d ", uuid_str(uuid, buf, sizeof buf));
+	printf("%s\n", buf);
+
+	return 0;
+}