ShouldNotWork.c

//
//  Syscalls.c
//  InvalidSyscall
//
//  Created by Rick Mark on 1/15/19.
//  Copyright © 2019 Dropbox. All rights reserved.
//

#include <stdio.h>
#include "Bridge.h"

int execv_custom(const char* path, const char* argv[]) {
    long result = 0;
    asm volatile("mov x16, #11\n"
                 "sub sp, sp, #16\n"
                 "mov x0, %[path]\n"
                 "str x0, [sp, #8]\n"
                 "mov x0, %[argv]\n"
                 "str x0, [sp]\n"
                 "svc 0x00000080\n"
                 "mov %[result], x0\n"
                 "add sp, sp, #16"
                 : [result] "=r" (result)
                 : [path] "r" (path), [argv] "r" (argv)
    );
    return (int)result;
}

//int lstat_custom(const char *restrict path, struct stat *restrict buf) {
//    return 0;
//}