tests: printf_encode unit test for bounds checking

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

diff --git a/src/utils/utils_module_tests.c b/src/utils/utils_module_tests.c
index 75b169e..9a9ec40 100644 (file)
--- a/src/utils/utils_module_tests.c
+++ b/src/utils/utils_module_tests.c
@@ -67,6 +67,23 @@ static int printf_encode_decode_tests(void)
                }
        }
 
+       buf[5] = 'A';
+       printf_encode(buf, 5, (const u8 *) "abcde", 5);
+       if (buf[5] != 'A') {
+               wpa_printf(MSG_ERROR, "Error in bounds checking#1");
+               errors++;
+       }
+
+       for (i = 5; i < 10; i++) {
+               buf[i] = 'A';
+               printf_encode(buf, i, (const u8 *) "\xdd\xdd\xdd\xdd\xdd", 5);
+               if (buf[i] != 'A') {
+                       wpa_printf(MSG_ERROR, "Error in bounds checking#2(%d)",
+                                  i);
+                       errors++;
+               }
+       }
+
        if (errors) {
                wpa_printf(MSG_ERROR, "%d printf test(s) failed", errors);
                return -1;