gdb

 gdb exefile

basic command

file exefile

run/r

continue/c

next/n

step/s

print/p

quit/q

break filename:linenumber

break file:func

info break

watch,

break: clear delete enable disable

info locals

info registers

info all_registers

show args

print *array@len

print format

o - octal

x - hexadecimal

u - unsigned decimal

t - binary

f - floating point

a - address

c - char

s - string

https://visualgdb.com/gdbreference/commands/print

examine/x

x/nfu <address>

https://henrybear327.gitbooks.io/gitbook_tutorial/content/Linux/GDB/index.html

https://welkinchen.pixnet.net/blog/post/60935296-%E9%99%A4%E9%8C%AF%E5%B7%A5%E5%85%B7-gdb-%28the-gnu-project-debugger%29

手機 紅米 redmi note 7 pro android

 

https://www.gsmarena.com/xiaomi_redmi_note_7_pro-9521.php

https://www.sonymobile.com/tw/products/phones/xperia-xa2/specifications/#gref

2019 2月發行

6GB ram, 128GB eMMC

6.3 吋

qualcomm 675

usb type-c

wifi 802.11abgnac

1080x2340

2sim

miui 11.02

Android 10

上學歌 國語童謠、兒歌

 https://www.youtube.com/watch?v=CwrmdZnSRug

http://classweb.loxa.edu.tw/clockloxa/wma/childrensong/wmawpl/13school.htm

上學歌 國語童謠、兒歌

天亮了，天亮了，公雞正在叫

穿好衣，洗好臉，快快上學校

見了老師一鞠躬，說聲老師早

見了同學拉拉手，互相問個好

https://memes.tw/gif/488

https://m.051661.com/ertonggequ/zhongwengequ/64/23374.html

https://www.lrcku.com/geci/20181128/13755.html

https://bayou0707.pixnet.net/blog/post/28569570

https://am164x11.pixnet.net/blog/post/145331791

兒歌《上學歌》

https://blog.xuite.net/am164x11/twblog/154655169-%E5%85%92%E6%AD%8C%E3%80%8A%E4%B8%8A%E5%AD%B8%E6%AD%8C%E3%80%8B