Merge request !1432 from 'cbm-pad'

mm-cbm-part: Try harder to convert message text

https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/merge_requests/1432

Closes #1042
This commit is contained in:
Dan Williams
2026-03-24 21:01:05 -05:00
2 changed files with 31 additions and 0 deletions
+4
View File
@@ -275,6 +275,10 @@ mm_cbm_part_new_from_binary_pdu (const guint8 *pdu,
break;
case MM_SMS_ENCODING_UCS2:
len = pdu_len - offset;
/* UCS2 must be even number of bytes but some messages
* eg from 'il' have trailing 00 */
if (len % 2)
len--;
break;
case MM_SMS_ENCODING_8BIT:
case MM_SMS_ENCODING_UNKNOWN:
+27
View File
@@ -279,6 +279,31 @@ test_cbm_ucs2_with_7bit_lang (void)
}
static void
test_cbm_ucs2_pad (void)
{
MMCbmPart *part;
guint16 serial;
/* The `00` at the end is additional padding tripping up the parser */
parse_cbm ("\r\n+CBM: 87\r\n5540111259FF0430043B044C043D0435043904480438044500200443043A043004370430043D04380439002E000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D000D00\r\n", &part);
serial = mm_cbm_part_get_serial (part);
g_assert_cmpuint (CBM_SERIAL_GEO_SCOPE (serial), ==, MM_CBM_GEO_SCOPE_PLMN);
g_assert_false (CBM_SERIAL_MESSAGE_CODE_ALERT (serial));
g_assert_true (CBM_SERIAL_MESSAGE_CODE_POPUP (serial));
g_assert_cmpuint (CBM_SERIAL_MESSAGE_CODE (serial), ==, 84);
g_assert_cmpuint (CBM_SERIAL_MESSAGE_CODE_UPDATE (serial), ==, 0);
g_assert_cmpuint (mm_cbm_part_get_channel (part), ==, 4370);
g_assert_cmpuint (mm_cbm_part_get_num_parts (part), ==, 15);
g_assert_cmpuint (mm_cbm_part_get_part_num (part), ==, 15);
//g_warning ("'%s'", mm_cbm_part_get_text (part));
g_assert_cmpstr (mm_cbm_part_get_text (part), ==, "альнейших указаний.\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r");
mm_cbm_part_free (part);
}
int main (int argc, char **argv)
{
setlocale (LC_ALL, "");
@@ -301,6 +326,8 @@ int main (int argc, char **argv)
g_test_add_func ("/MM/CBM/PDU-Parser/has-lang", test_cbm_gsm7bit_with_lang);
/* UCS2 encoding with 7bit language in first 2 bytes of the message */
g_test_add_func ("/MM/CBM/PDU-Parser/has-7bit-lang", test_cbm_ucs2_with_7bit_lang);
/* UCS2 message with additional padding: https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/issues/253#note_3355339 */
g_test_add_func ("/MM/CBM/PDU-Parser/UCS2/pad", test_cbm_ucs2_pad);
return g_test_run ();
}