use crate::io::vga_text::OStream;
use x86_64::structures::idt::{InterruptStackFrame, PageFaultErrorCode};

pub extern "x86-interrupt" fn breakpoint_handler(stack_frame: &mut InterruptStackFrame) {
    let mut stdout = OStream::new();
    stdout.print(b"EXCEPTION: BREAKPOINT\n");
    loop {}
}

pub extern "x86-interrupt" fn page_fault_handler(
    stack_frame: &mut InterruptStackFrame,
    error_code: PageFaultErrorCode,
) {
    use x86_64::registers::control::Cr2;

    let mut stdout = OStream::new();
    panic!(
        "PAGE FAULT while accessing address: {:?}{:?}",
        Cr2::read(),
        error_code
    );
    //println!("{:#?}", stack_frame);
}

pub extern "x86-interrupt" fn segment_not_present_handler(
    stack_frame: &mut InterruptStackFrame,
    error_code: u64,
) {
    let mut stdout = OStream::new();
    stdout.print(b"EXCEPTION: SEGMENT NOT PRESENT\n");
    loop {}
}

pub extern "x86-interrupt" fn double_fault_handler(
    stack_frame: &mut InterruptStackFrame,
    _error_code: u64,
) {
    let mut stdout = OStream::new();
    stdout.print(b"EXCEPTION: DOUBLE FAULT");
    loop {}
}