personalization: SUCI: ff-pad remaining file size

Change-Id: I9465eac9269e3f76dddd467109f547489a0feb93
2026-06-10 01:57:45 +03:00 · 2026-05-13 15:59:02 +02:00
parent 00af942dbc
commit 7d18f16e26
1 changed files with 9 additions and 1 deletions
@@ -1344,7 +1344,15 @@ class SuciCalcInfoParameter(ConfigurableParameter):
            if not f_sucici:
                continue
            ef_sucici = EF_SUCI_Calc_Info()
-            f_sucici.body = ef_sucici.encode_bin(val)
+            body = ef_sucici.encode_bin(val)
+
+            # 0xff pad up to the existing file size, so that the underlying template doesn't come through
+            is_size = f_sucici.file_size
+            pad_n = is_size - len(body)
+            if pad_n > 0:
+                body = body + b'\xff' * pad_n
+
+            f_sucici.body = body
            pe.file2pe(f_sucici)

    @classmethod