--- libelwix/example/test_tlv.c	2022/01/24 17:22:03	1.3
+++ libelwix/example/test_tlv.c	2022/02/01 20:42:24	1.3.2.1
@@ -35,8 +35,10 @@ int
 main(int argc, char **argv)
 {
 	array_t *arr;
-	u_char buf[BUFSIZ];
-	int f, len, ret = 0;
+	u_char buf[BUFSIZ], buf2[BUFSIZ];
+	int f, f2, len, len2, ret = 0;
+	ait_val_t *v;
+	off_t nt;
 
 	arr = ait_array2vars((const char**) argv, 42);
 	if (!arr)
@@ -46,6 +48,7 @@ main(int argc, char **argv)
 
 	printf("\nNeeded buffer size = %d\n", ait_vars2tlv(NULL, 0, arr));
 	printf("Serialized data to buffer = %d\n", (len = ait_vars2tlv(buf, sizeof buf, arr)));
+	printf("Serialized var to buffer = %d\n", (len2 = ait_var2tlv(buf2, sizeof buf2, array(arr, 0, ait_val_t*))));
 
 	f = open("test_tlv.bin", O_CREAT | O_WRONLY, 0644);
 	if (f == -1) {
@@ -58,6 +61,17 @@ main(int argc, char **argv)
 	} else
 		printf("Wrote %d bytes to file test_tlv.bin\n", len);
 
+	f2 = open("test_var_tlv.bin", O_CREAT | O_WRONLY, 0644);
+	if (f2 == -1) {
+		ret = 2;
+		goto err;
+	}
+	if ((len2 = write(f2, buf2, len2)) == -1) {
+		ret = 3;
+		goto err;
+	} else
+		printf("Wrote %d bytes to file test_var_tlv.bin\n", len2);
+
 	ait_freeVars(&arr);
 
 	arr = ait_tlv2vars(buf, len);
@@ -75,7 +89,26 @@ main(int argc, char **argv)
 	}
 	printf("\n>>> Built vars array from TLV buffer with zeros at the end\n\n");
 	display(arr);
+
+	v = ait_tlv2var(buf, sizeof buf, &nt);
+	if (!v) {
+		ret = 6;
+		goto err;
+	}
+	printf("\nV=%s (%d) type=%d next=%ld\n", AIT_ADDR(v), AIT_LEN(v), AIT_TYPE(v), nt);
+	ait_freeVar(&v);
+
+	v = ait_tlv2var(buf + nt, sizeof buf - nt, NULL);
+	if (!v) {
+		ret = 7;
+		goto err;
+	}
+	printf("\nV=%s (%d) type=%d\n", AIT_ADDR(v), AIT_LEN(v), AIT_TYPE(v));
+	ait_freeVar(&v);
+
 err:
+	if (f2 > 2)
+		close(f2);
 	if (f > 2)
 		close(f);
 	ait_freeVars(&arr);