rust-libutee 0.1.0

Rust library for UTEE-related functionality.
Documentation 
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use core::arch::asm;

#[inline(always)]
pub unsafe fn syscall0(n: usize) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall1(n: usize, arg1: usize) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall2(n: usize, arg1: usize, arg2: usize) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall3(n: usize, arg1: usize, arg2: usize, arg3: usize) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            in("rdx") arg3,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall4(n: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usize) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            in("rdx") arg3,
            in("r10") arg4,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall5(
    n: usize,
    arg1: usize,
    arg2: usize,
    arg3: usize,
    arg4: usize,
    arg5: usize,
) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            in("rdx") arg3,
            in("r10") arg4,
            in("r8")  arg5,
            out("rcx") _,
            out("r11") _, //
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall6(
    n: usize,
    arg1: usize,
    arg2: usize,
    arg3: usize,
    arg4: usize,
    arg5: usize,
    arg6: usize,
) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            in("rdx") arg3,
            in("r10") arg4,
            in("r8")  arg5,
            in("r9")  arg6,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall7(
    n: usize,
    arg1: usize,
    arg2: usize,
    arg3: usize,
    arg4: usize,
    arg5: usize,
    arg6: usize,
    arg7: usize,
) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            in("rdx") arg3,
            in("r10") arg4,
            in("r8")  arg5,
            in("r9")  arg6,
            in("r12")  arg7,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}

#[inline(always)]
pub unsafe fn syscall8(
    n: usize,
    arg1: usize,
    arg2: usize,
    arg3: usize,
    arg4: usize,
    arg5: usize,
    arg6: usize,
    arg7: usize,
    arg8: usize,
) -> usize {
    let mut ret: usize;
    unsafe {
        asm!(
            "syscall",
            inlateout("rax") n => ret,
            in("rdi") arg1,
            in("rsi") arg2,
            in("rdx") arg3,
            in("r10") arg4,
            in("r8")  arg5,
            in("r9")  arg6,
            in("r12")  arg7,
            in("r13")  arg8,
            out("rcx") _,
            out("r11") _,
            options(nostack, preserves_flags)
        )
    }
    ret
}