syscall.h

#pragma once
 
#include <stdbool.h>
#include <stdint.h>
 
#define SYSCALL_DEFINITION __attribute__((section(".syscall"), used)) const
 
typedef int (* Syscall_Handler_t)(unsigned long, unsigned long, unsigned long, unsigned long);
 
struct Syscall_Entry_t {
    uint8_t id;
 
    Syscall_Handler_t handler;
};
 
int os_system_call_init(void);
 
int os_system_call(unsigned long arg0, unsigned long arg1, unsigned long arg2, unsigned long arg3, uint8_t syscall_id);