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/* $OpenBSD: gadget.S,v 1.2 2024/03/13 11:18:42 kettenis Exp $ */
#include <sys/syscall.h>
#include <machine/asm.h>
#if !defined(_ASM_TYPE_FUNCTION)
#define _ASM_TYPE_FUNCTION @function
#endif
.section .rodata
.globl gadget_getpid
.type gadget_getpid,_ASM_TYPE_FUNCTION
gadget_getpid:
#if defined(__amd64__)
endbr64
mov $SYS_getpid, %eax
syscall
ret
#elif defined(__aarch64__)
bti c
mov x8, #SYS_getpid
svc 0
dsb nsh
isb
ret
#else
#error "Missing gadget."
#endif
.space 4096
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