#pragma once

#if !defined(BAD_APPLE_OS_SYSCALL_HPP_INCLUDED)
#define BAD_APPLE_OS_SYSCALL_HPP_INCLUDED

#include <bit>
#include <cstdint>

namespace baos
{
enum class Syscall : std::uint64_t
{
    FILE_READ = 0,
    FILE_WRITE = 1,
    EXIT = 0x3C
};

void setupSyscall() noexcept;

template<typename TParam0 = int, typename TParam1 = int, typename TParam2 = int>
inline void doSyscall(Syscall cmd, TParam0 param0 = 0, TParam1 param1 = 0, TParam2 param2 = 0) noexcept
{
    register std::uint64_t r8 asm("r8") = param2;
    __asm__ __volatile__(
          "syscall"
        :
        : "D"(cmd), "S"(param0), "d"(param1)
        : "%rcx"
    );
}
}

#endif // !defined(BAD_APPLE_OS_SYSCALL_HPP_INCLUDED)