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authorDarien Spencer <cusneud@mail.com>2017-09-15 18:47:32 +0300
committerAnders Broman <a.broman58@gmail.com>2017-09-20 10:38:01 +0000
commiteefec698611d7a982ce55eb7343df5e8eb0343c9 (patch)
tree4104b4ff067ab898c44d4175e0c3436a314a58c8 /epan
parente27870eaa6efa1c2dac08aa41a67fe9f0839e6e0 (diff)
UMTS RLC: Hide deciphering preference by default
Unless wireshark is compiled with a KASUMI implementation, trying to decipher RLC will always fail. Change-Id: I0d44514579fbfcd21fe8c2b74c566c54f94e4698 Reviewed-on: https://code.wireshark.org/review/23557 Petri-Dish: Anders Broman <a.broman58@gmail.com> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Anders Broman <a.broman58@gmail.com>
Diffstat (limited to 'epan')
-rw-r--r--epan/dissectors/packet-umts_rlc.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/epan/dissectors/packet-umts_rlc.c b/epan/dissectors/packet-umts_rlc.c
index a0d2f51c63..50289bc640 100644
--- a/epan/dissectors/packet-umts_rlc.c
+++ b/epan/dissectors/packet-umts_rlc.c
@@ -3084,21 +3084,31 @@ proto_register_rlc(void)
"When enabled, RLC will assume all payloads in RLC frames are ciphered",
&global_rlc_ciphered);
+#ifdef HAVE_UMTS_KASUMI
prefs_register_bool_preference(rlc_module, "try_decipher",
"Try to decipher data",
"When enabled, RLC will try to decipher data. (Experimental)",
&global_rlc_try_decipher);
+ prefs_register_string_preference(rlc_module, "kasumi_key",
+ "KASUMI key", "Key for kasumi 32 characters long hex-string", &global_rlc_kasumi_key);
+#else
+ /* If Wireshark isn't compiled with KASUMI we still want to register the above preferences
+ * We are doing so for two reasons:
+ * 1. To inform the user about the disabled preferences (using static text preference)
+ * 2. To prevent errors when Wireshark reads a preferences file which includes records for these preferences
+ */
+ prefs_register_static_text_preference(rlc_module, "try_decipher",
+ "Data deciphering is disabled", "Wireshark was compiled without the KASUMI decryption algorithm");
+
+ prefs_register_obsolete_preference(rlc_module, "kasumi_key");
+#endif /* HAVE_UMTS_KASUMI */
+
prefs_register_enum_preference(rlc_module, "li_size",
"LI size",
"LI size in bits, either 7 or 15 bit",
&global_rlc_li_size, li_size_enumvals, FALSE);
-#ifdef HAVE_UMTS_KASUMI
- prefs_register_string_preference(rlc_module, "kasumi_key",
- "KASUMI key", "Key for kasumi 32 characters long hex-string", &global_rlc_kasumi_key);
-#endif /* HAVE_UMTS_KASUMI */
-
register_init_routine(fragment_table_init);
register_cleanup_routine(fragment_table_cleanup);
}