Take a peep at .app

How to dig into Apple's app.

Transcript

1. Take a peep at .app @griffin-stewie
2. Fenrir Inc. @griffin-stewie
3. Motive
4. • ۀ຿಺ͰʮApple ͷ˓˓ΞϓϦ෩ͳײ͡ʯ • ࣮ࡍʹͲ͏΍ͬͯΔͷ͔ؾʹͳΔ
5. We can do it!
6. iOS Simulator ͰͳΒ • Xcode ͷ Attach To Process • ϓϩηε໊͕෼͔Ε͹͍͚Δ • ViewDebugging Ͱߏ଄͕෼͔Δ • LLDB Ͱ಺෦࣮૷͕෼͔Δ
7. 1. Xcode Ͱద౰ͳϓϩδΣΫτΛ։͘ 2. γϛϡϨʔλͰ Debug Run 3. ର৅ΞϓϦΛγϛϡϨʔλͰىಈͤ͞Δ 4. Attach To Process 5. ViewDebugging ։࢝ खॱ
8. How to find?
9. ද໊ࣔ ϓϩηε໊ ΧϨϯμʔBQQ .PCJMF$BM ࣸਅBQQ .PCJMF4MJEF4IPX ஍ਤBQQ .BQT /FXTBQQ /FXT ϦϚΠϯμʔBQQ 3FNJOEFST ϔϧεέΞBQQ )FBMUI 8BMMFUBQQ 1BTTCPPL ઃఆBQQ 1SFGFSFODFT J.FTTBHFTBQQ .PCJMF4.4 4BGBSJBQQ .PCJMF4BGBSJ ࿈བྷઌBQQ $POUBDUT ϗʔϜը໘ 4QSJOH#PBSE
10. Demo
12. Tips
13. LLDBͰΰχϣΰχϣ • View Λબ୒ • ӈϖΠϯ OnjectInspector ʹΞυϨε͕͋Δ • Console ʹίϐϖͯ͠ϝιουݺͼग़͠
14. Swift Ͱ΍Ζ͏ͱ͢Δͱ • Framework ͷΠϯϙʔτ͕ඞཁ • Ωϟετ͕ඞཁ • ͦ΋ͦ΋ະ஌ͷΞϓϦͩͱ࿩ʹͳΒͳ͍
15. ͜͜Ͱ Objective-C
16. Objective-C ͳΒ • Framework ͷΠϯϙʔτ͕ෆཁ • (ิ׬͕͍Βͳ͍ͳΒ)Ωϟετ͕ෆཁ • ະ஌Ͱ΋ؔ܎ͳ͍
17. Wrap up
18. ಘΒΕͨ஌ݟ • Apple ͸ Container ViewController Λଟ༻͍ͯ͠ Δ • UIWindow.rootViewController ͕ΧελϜ ViewController • Ϋϥε໊ͷ໋໊ͷࢀߟ
19. ͓·͚ • Ϋϥεͷ಺෦࣮૷·ͰݟΔͷ͸ςΫ͕͍Δ • LLDB Plugin (Chisel) ศར • ࣮ػͰ΋σόοάγϯϘϧ͕͋Ε͹ʁࣗ෼͕Ϗϧ υͯ͠ͳ͍ΞϓϦͰ΋ Attach ͯ͠ͷ͚ͧΔ