xenia 0.0.4

xenia
Documentation 
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use core::{ffi::CStr, mem::MaybeUninit};

use linux_raw_sys::system::new_utsname;

use crate::{Syscall, syscall1};

#[repr(transparent)]
pub struct Uname {
    raw: new_utsname,
}

impl Uname {
    pub const unsafe fn from_raw(raw: new_utsname) -> Self {
        Self { raw }
    }

    pub const fn sysname(&self) -> &CStr {
        unsafe { CStr::from_ptr(self.raw.sysname.as_ptr()) }
    }

    pub const fn nodename(&self) -> &CStr {
        unsafe { CStr::from_ptr(self.raw.nodename.as_ptr()) }
    }

    pub const fn release(&self) -> &CStr {
        unsafe { CStr::from_ptr(self.raw.release.as_ptr()) }
    }

    pub const fn version(&self) -> &CStr {
        unsafe { CStr::from_ptr(self.raw.version.as_ptr()) }
    }

    pub const fn machine(&self) -> &CStr {
        unsafe { CStr::from_ptr(self.raw.machine.as_ptr()) }
    }

    pub const fn domainname(&self) -> &CStr {
        unsafe { CStr::from_ptr(self.raw.domainname.as_ptr()) }
    }
}

#[inline]
pub fn uname() -> Uname {
    let mut uname = MaybeUninit::<new_utsname>::uninit();

    unsafe {
        syscall1(Syscall::UNAME, &mut uname);
        Uname::from_raw(uname.assume_init())
    }
}