25 lines
384 B
ArmAsm
25 lines
384 B
ArmAsm
|
/
|
||
|
|
/ our buffer looks like:
|
||
|
|
/ eax,ebx,ecx,edx,esi,edi,esp,ebp,pc
|
||
|
|
|
||
|
|
.globl _setjmp
|
||
|
|
.globl setjmp
|
||
|
|
_setjmp:
|
||
|
|
setjmp:
|
||
|
|
pushl %ebx
|
||
|
|
movl 8(%esp), %ebx
|
||
|
|
movl %eax, (%ebx)
|
||
|
|
popl %eax
|
||
|
|
movl %eax, 4(%ebx)
|
||
|
|
movl %ecx, 8(%ebx)
|
||
|
|
movl %edx, 12(%ebx)
|
||
|
|
movl %esi, 16(%ebx)
|
||
|
|
movl %edi, 20(%ebx)
|
||
|
|
movl %esp, 24(%ebx)
|
||
|
|
movl %ebp, 28(%ebx)
|
||
|
|
movl (%esp), %eax
|
||
|
|
movl %eax, 32(%ebx)
|
||
|
|
xorl %eax, %eax
|
||
|
|
ret
|
||
|
|
|