Slide 1

•FunctionParameters!main:

push ebp ; establishing stack frame

•mov ebp,esp ;

sub esp,0xcc ; creating stack frame for locals

push ebx ; saving registers that might be used

push esi ; outside

push edi ;

lea edi,[ebp-0xcc] ; getting lowest address of stack frame

mov ecx,0x33 ; filling stack frame with 0xCC

mov eax,0xcccccccc ;

rep stosd ;

push 0x1 ; push rightmost parameter

push 0x1 ; push next to right parameter

call FunctionParameters!ILT+845(?arithmeticYAHHHZ) (00411352)

add esp,0x8 ; adjust stack (2 int parameters)

mov [ebp-0x8],eax ; save result to local variable

xor eax,eax ; return value (0)

•pop edi ; restoring registers

•pop esi ; (in reverse order)

pop ebx ;

add esp,0xcc ; clearing stack

cmp ebp,esp ; ESP == EBP ?

•call FunctionParameters!ILT+935(__RTC_CheckEsp) (004113ac)

mov esp,ebp ; restoring previous stack pointer

pop ebp ; restoring previous stack frame

ret ; return 0

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