wii_disk 0.1.2

Gamecube file header library and utilities.
Documentation 
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// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR MPL-2.0
// SPDX-FileCopyrightText: 2026 Gabriel Marcano <gabemarcano@yahoo.com>

use crate::error::Error;
use crate::metadata::Metadata;

use std::io;
use std::io::Read;
use std::io::Seek;
use std::io::SeekFrom;

/// Represents a Wii disk.
pub struct Disc<T: Read + Seek> {
    pub metadata: Metadata,
    io: T,
}

impl<T: Read + Seek> Disc<T> {
    /// Returns a new Disc instance.
    ///
    /// # Errors
    ///
    ///
    /// See [`MetadataRead::read_wii_header`](crate::metadata::MetadataRead::read_wii_header) and
    /// [`MetadataRead::read_wii_partitions`](crate::metadata::MetadataRead::read_wii_partitions)
    /// for details on possible errors.
    pub fn try_from(io: T) -> Result<Self, Error> {
        let mut io = io;
        let metadata = Metadata::try_from(&mut io)?;
        Ok(Self { metadata, io })
    }
}

impl<T: Read + Seek> Read for Disc<T> {
    fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        // FIXME implement decryption???
        self.io.read(buf)
    }
}

impl<T: Read + Seek> Seek for Disc<T> {
    fn seek(&mut self, pos: SeekFrom) -> io::Result<u64> {
        self.io.seek(pos)
    }
}