libmicrohttpd2

commit 25acbd1caafb357f0d96002d5779dcb683541cb1
parent a2b9612afb2687078ac1707e0d1896e690a49abb
Author: Evgeny Grin (Karlson2k) <k2k@drgrin.dev>
Date:   Thu, 25 Dec 2025 17:28:49 +0100

test_str_from_value.c: added an extra check

Must be backported

Diffstat:
M
src/tests/unit/test_str_from_value.c
 | 
17
+++++++++++++++++

1 file changed, 17 insertions(+), 0 deletions(-)
diff --git a/src/tests/unit/test_str_from_value.c b/src/tests/unit/test_str_from_value.c
@@ -1693,6 +1693,23 @@ check_str_from_uint8_pad (void)
                      ", while expecting 0.\n", t->val, (int) pad, (int) b_size,
                      (uintptr_t) rs);
           }
+          else if (0 != memcmp (buf + b_size, "##########", sizeof(buf) - b_size
+                                ))
+          {
+            t_failed++;
+            fprintf (stderr,
+                     "FAILED: mhd_uint8_to_str_pad(%" PRIuFAST64 ", %d,"
+                     " -> \"%.*s\", %d) returned %" PRIuPTR
+                     " and touched memory outside provided buffer.\n"
+                     "The tail of the buffer must be \"%.*s\", "
+                     "but it is \"%.*s\".\n",
+                     t->val, (int) pad, (int) rs, buf, (int) b_size,
+                     (uintptr_t) rs,
+                     (int) (sizeof(buf) - b_size),
+                     "##########",
+                     (int) (sizeof(buf) - b_size),
+                     buf + b_size);
+          }
         }
         else
         {