Shared Stub
Shared library stub 만들기 ¶
# Code by JaeHyuk Cho <mailto:minzkn@infoeq.com> Made in KOREA
# http://minzkn.pe.ky
.global L_EngineStub
.text
.org 0x0000
L_EngineStub:
/* Shared library 가 실행될때 offset 을 검출하기 위한 trick */
call 0f
0:
popl %ecx
subl $0b, %ecx
/* write(1, (void *)pMessage, strlen(pMessage)); */
movl $0x4,%eax
movl $1, %ebx
addl $0f, %ecx
movl $1f - 0f, %edx
int $0x80
/* exit(0); */
movl $1,%eax
xorl %ebx, %ebx
int $0x80
/* while(1); */
jmp . /* Halt */
0: /* pMessage */
.ascii "My shared stub message\n"
.ascii "Code by JaeHyuk Cho <mailto:minzkn@infoeq.com> Made in KOREA\n"
.ascii "\n"
1:
# End of source
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You attempt things that you do not even plan because of your extreme stupidity.    
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