penn5

diff -ur a/src/com/android/phone/NetworkQueryService.java b/src/com/android/phone/NetworkQueryService.java
--- a/src/com/android/phone/NetworkQueryService.java	2019-05-04 07:44:45.525858527 +0100
+++ b/src/com/android/phone/NetworkQueryService.java	2019-05-04 07:49:03.385063857 +0100
@@ -334,9 +334,10 @@
             String mcc = null;
             String mnc = null;
             log("operatorNumeric: " + operatorNumeric);
-            if (operatorNumeric != null && operatorNumeric.matches("^[0-9]{5,6}$")) {
+            if (operatorNumeric != null && operatorNumeric.matches("^[0-9]{5,6}")) {
                 mcc = operatorNumeric.substring(0, 3);

penn5

Debugging a crashing bluetooth service

Getting logs for others

Enable Bluetooth HCI Snoop Logging in Developer Options and reboot. Wait for a crash and when one occurs, send /data/misc/bluetooth/logs and a logcat of the crash

Reading logs

DO NOT ATTEMPT THIS IF YOU ARE NOT EXPERIENCED WITH C/C++

penn5

#!/usr/bin/perl
######################################################################
#
#   File          : split_bootimg.pl
#   Author(s)     : William Enck <enck@cse.psu.edu> & Hackintosh5 (penn5@github)
#   Description   : Split appart an Android boot image created 
#                   with mkbootimg. The format can be found in
#                   android-src/system/core/mkbootimg/bootimg.h
#
#                   Thanks to alansj on xda-developers.com for