_shortMethodDescription 은 LLDB 의 중단점에 사용
https://medium.com/flawless-a...
_shortMethodDescription 은 LLDB 의 브레이크를 수행하는 데 사용되는 단계입니다.
이전의 주소 계산을 피하기 위해 메모리 주소를 찾으십시오.
테스트 환경
주로 CPU가 32비트, 32비트arm 어셈블리이기 때문이다.IDA 무료 버전 64비트 어셈블러 불가
debugserver 열기 및 LLDB 연결
devzkndeMacBook-Pro:doc devzkn$ sshusb
iPhone:~ root# debugserver *:12345 -a "WeChat"
debugserver-@(#)PROGRAM:debugserver PROJECT:debugserver-320.2.89
for armv7.
Attaching to process WeChat...
Listening to port 12345 for a connection from *...devzkndeMacBook-Pro:python-client devzkn$ python tcprelay.py -t 12345:12345
devzkndeMacBook-Pro:demo devzkn$ relay12345
Forwarding local port 12345 to remote port 12345process connect connect://127.0.0.1:12345(lldb) process connect connect://127.0.0.1:12345
(lldb)
error: Process 347 is currently being debugged, kill the process before connecting.
Process 347 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
frame #0: 0x373e9e90 libobjc.A.dylib`(anonymous namespace)::AutoreleasePoolPage::AutoreleasePoolPage((anonymous namespace)::AutoreleasePoolPage*) + 4
libobjc.A.dylib`(anonymous namespace)::AutoreleasePoolPage::AutoreleasePoolPage:
-> 0x373e9e90 : add r12, pc, r12
0x373e9e94 : ldr pc, [r12]
0x373e9e98 : sbceq r3, r9, #16, #8
libobjc.A.dylib`defaultBadAllocHandler:
0x373e9e9c : ldr r12, [pc, #0x4] ;
Target 0: (WeChat) stopped.
(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
* frame #0: 0x373e9e90 libobjc.A.dylib`(anonymous namespace)::AutoreleasePoolPage::AutoreleasePoolPage((anonymous namespace)::AutoreleasePoolPage*) + 4
frame #1: 0x373e7daa libobjc.A.dylib`objc_object::sidetable_clearDeallocating() + 46
frame #2: 0x373d6606 libobjc.A.dylib`objc_destructInstance + 50
frame #3: 0x29b2a012 CoreFoundation`CFRelease + 1038
frame #4: 0x373e81a8 libobjc.A.dylib`(anonymous namespace)::AutoreleasePoolPage::pop(void*) + 404
frame #5: 0x29b34f98 CoreFoundation`_CFAutoreleasePoolPop + 16
frame #6: 0x2a866dc8 Foundation`-[NSAutoreleasePool release] + 120
frame #7: 0x2d146380 UIKit`-[UIApplication _run] + 448
frame #8: 0x2d1411d0 UIKit`UIApplicationMain + 1440
frame #9: 0x001cacac WeChat`_mh_execute_header + 859308
frame #10: 0x3794daae libdyld.dylib`start + 2register read --all
General Purpose Registers:
r0 = 0x3a086600 libobjc.A.dylib`(anonymous namespace)::SideTable::table_buf
r1 = 0x00000380
r2 = 0x182f5214
r3 = 0x00000000
r4 = 0x182f5210
(lldb) c
Process 347 resuming
(lldb) (lldb) po [CMessageMgr _shortMethodDescription]
(lldb) po [CMessageMgr _shortMethodDescription]
error: Process is running. Use 'process interrupt' to pause execution.
(lldb) process interrupt
Process 347 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
frame #0: 0x37a004f0 libsystem_kernel.dylib`mach_msg_trap + 20
libsystem_kernel.dylib`mach_msg_trap:
-> 0x37a004f0 : pop {r4, r5, r6, r8}
0x37a004f4 : bx lr
libsystem_kernel.dylib`mach_msg_overwrite_trap:
0x37a004f8 : mov r12, sp
0x37a004fc : push {r4, r5, r6, r8}
Target 0: (WeChat) stopped.(lldb) po [CMessageMgr _shortMethodDescription]
error: libarclite_iphoneos.a(arclite.o) failed to load objfile for /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphoneos.a
error: libarclite_iphoneos.a(arclite.o) failed to load objfile for /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphoneos.a
error: libarclite_iphoneos.a(arclite.o) failed to load objfile for /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphoneos.a
error: libarclite_iphoneos.a(arclite.o) failed to load objfile for /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphoneos.a
:
in CMessageMgr:
Class Methods:
+ (void) csendMsg:(id)arg1 toContactUsrName:(id)arg2; (0x522b0e5)
+ (void) modifyUsrInfo:(id)arg1; (0x522ad45)
+ (id) getUserImgUrl; (0x522a2dd)
+ (id) getUserm_taskDataDic; (0x522a0a1)
+ (id) getm_nsNickName; (0x5229481)
+ (void) uploadHDHeadImgWithUrl:(id)arg1; (0x52291a1)
+ (void) sendMsg:(id)arg1 toContactUsrName:(id)arg2; (0x5228c41)
+ (id) GetPathOfOpenUploadFile; (0x263ede3)
+ (id) GetPathOfOpenUploadCDNFile; (0x263ee4d)
Properties:
@property (retain, nonatomic) NSString* playingVideoPath; (@synthesize playingVideoPath = _playingVideoPath;)
@property (readonly) unsigned int hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString* description;
@property (readonly, copy) NSString* debugDescription;
Instance Methods:
- (void) sendMsg:(id)arg1 toContactUsrName:(id)arg2; (0x52286e1)
- (void) REQUEST_TYPE_MAKE_FRIENDS:(id)arg1; (0x5227fc1)
- (void) setupREQUEST_TYPE_MAKE_FRIENDS:(id)arg1 m_nsFromUsrCContact:(id)arg2; (0x5227da1)
- (void) addAutoVerifyWithArray:(id)arg1 arrayType:(unsigned int)arg2; (0x52274c9)
- (void) addAutoVerifyWithMessageInfo:(id)arg1; (0x5227301)
- (void) deleteFriendList:(id)arg1; (0x522708d)
- (void) setupzombiepowderWithwrap:(id)arg1; (0x5226e49)
- (void) ShowInContactBookWithchatroomId:(id)arg1; (0x5226ad1)
- (void) reportchatroomInfoWithWrap:(id)arg1; (0x5226915)
- (void) reportRESPONSE_TYPE_COLLECT_FRIENDS; (0x5224a05)
- (void) reportRESPONSE_TYPE_INSPECT_FRIENDS:(id)arg1; (0x5223fc9)
- (void) reportRESPONSE_TYPE_MAKE_FRIENDS:(id)arg1; (0x5223a85)
- (BOOL) SetChatRoomDesc:(id)arg1 Desc:(id)arg2; (0x52238bd)
- (BOOL) SetGroupTopic:(id)arg1 withTopic:(id)arg2; (0x52236fd)
- (void) setupUPDATE_ROOM:(int)arg1 RoomGuid:(id)arg2 NewValue:(id)arg3; (0x5223375)
- (void) setupRESPONSE_TYPE:(id)arg1; (0x5222dd1)
- (void) setupRESPONSE_TYPENOTIFY:(id)arg1; (0x5222c65)
- (void) AddMsg:(id)arg1 MsgWrap:(id)arg2; (0x26337fd)
- (void) StartDownloadShortVideo:(id)arg1; (0x26391a7)
- (void) MessageReturn:(id)arg1 Event:(unsigned long)arg2; (0x263cd5d)
//
- (id) GetImgNextMsg:(id)arg1 FromID:(unsigned long)arg2 CreateTime:(unsigned long)arg3; (0x263e0a5)
- (id) GetImgLastMsg:(id)arg1 FromID:(unsigned long)arg2 CreateTime:(unsigned long)arg3; (0x263e105)
- (BOOL) runTransaction:(^block)arg1 event:(^block)arg2; (0x263eed5)
- (void) onServiceInit; (0x263dfbf)
- (void) onServiceReloadData; (0x263e095)
- (void) onServiceEnterBackground; (0x263e085)
- (BOOL) onServiceMemoryWarning; (0x263e063)
- (void) onServiceClearData; (0x263e067)
- (BOOL) runTransaction:(^block)arg1; (0x263eeb7)
- (void) enterBackground; (0x2640827)
- (void) dealloc; (0x52223d9)
- (id) init; (0x5222549)
- (void) .cxx_destruct; (0x26416dd)
(MMService ...) MessageReturn:MessageInfo:Event: 중단점
- (void) MessageReturn:(id)arg1 Event:(unsigned long)arg2; (0x263cd5d)
- (void) MessageReturn:(unsigned long)arg1 MessageInfo:(id)arg2 Event:(unsigned long)arg3; (0x52260f9)
(lldb) b 0x52260f9
Breakpoint 2: where = wlentrust.dylib`_logos_method$_ungrouped$CMessageMgr$MessageReturn$MessageInfo$Event$(CMessageMgr*, objc_selector*, unsigned int, NSDictionary*, unsigned int) + 1 at wlentrust.xm:785, address = 0x052260f9(lldb) c
Process 347 resuming
Process 347 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 2.1
frame #0: 0x052260f8 wlentrust.dylib`_logos_method$_ungrouped$CMessageMgr$MessageReturn$MessageInfo$Event$(self=0x18261030, _cmd="\x18", arg1=55569772, info=0xb06c2007, arg3=973629440) at wlentrust.xm:785
782
783 #pragma mark - ********
784
-> 785 - (void)MessageReturn:(unsigned int)arg1 MessageInfo:(NSDictionary *)info Event:(unsigned int)arg3 {
786
787 %log();
788 %orig;
Target 0: (WeChat) stopped.(lldb) po $r0
(lldb) po $r1
43804954
(lldb) po (char *)$r1
"MessageReturn:MessageInfo:Event:" (lldb) register read --all
General Purpose Registers:
r0 = 0x1814e890
r1 = 0x029c691a "MessageReturn:MessageInfo:Event:"
r2 = 0x000000e3
r3 = 0x184b8350
r4 = 0x1814e890
r5 = 0x00000001
r6 = 0x2d8b00ba "observer"
r7 = 0x03b0aae8
r8 = 0x00000001
r9 = 0x00000000
r10 = 0x00000000
r11 = 0x029c691a "MessageReturn:MessageInfo:Event:"
r12 = 0x052260f9 wlentrust.dylib`_logos_method$_ungrouped$CMessageMgr$MessageReturn$MessageInfo$Event$(CMessageMgr*, objc_selector*, unsigned int, NSDictionary*, unsigned int) + 1 at wlentrust.xm:785
sp = 0x03b0a9e0
lr = 0x015ff591 WeChat`__cxa_throw + 14624329
pc = 0x052260f8 wlentrust.dylib`_logos_method$_ungrouped$CMessageMgr$MessageReturn$MessageInfo$Event$(CMessageMgr*, objc_selector*, unsigned int, NSDictionary*, unsigned int) at wlentrust.xm:785
cpsr = 0x60000030
Floating Point Registers:
s0 = 0
s1 = 0보태다
데이터 모델 내용을 인쇄하는 데 유용한 사유 함수 방법 [모델 대상 ivarDescription];더 많은 흑과학 기술 사유 함수,
일반 명령
(lldb) breakpoint delete
About to delete all breakpoints, do you want to do that?: [Y/n] y
All breakpoints removed. (2 breakpoints)(lldb) exit
Quitting LLDB will kill one or more processes. Do you really want to proceed: [Y/n] y이 내용에 흥미가 있습니까?
현재 기사가 여러분의 문제를 해결하지 못하는 경우 AI 엔진은 머신러닝 분석(스마트 모델이 방금 만들어져 부정확한 경우가 있을 수 있음)을 통해 가장 유사한 기사를 추천합니다:
[Error] VSCode C++ 디버깅 에러익스텐션 정보 Name: CodeLLDB Id: vadimcn.vscode-lldb Description: A native debugger powered by LLDB. Debug C++, Rust and other...
텍스트를 자유롭게 공유하거나 복사할 수 있습니다.하지만 이 문서의 URL은 참조 URL로 남겨 두십시오.
CC BY-SA 2.5, CC BY-SA 3.0 및 CC BY-SA 4.0에 따라 라이센스가 부여됩니다.
좋은 웹페이지 즐겨찾기
