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#!/usr/bin/env bash
# SPDX-License-Identifier: GPL-3.0-or-later
# Copyright (C) 2026 by Richard Qin
dc_cleanup_mounts() {
umount "$DC_ROOT/dev/pts" 2>/dev/null || true
umount "$DC_ROOT/dev" 2>/dev/null || true
umount "$DC_ROOT/proc" 2>/dev/null || true
umount "$DC_ROOT" 2>/dev/null || true
}
dc_mount_root() {
mkdir -p "$DC_ROOT"
mount -o loop "$DC_IMAGE" "$DC_ROOT"
mkdir -p "$DC_ROOT/proc" "$DC_ROOT/dev"
}
dc_mount_virtual_filesystems() {
mount -t proc -o ro,nosuid,nodev,noexec proc "$DC_ROOT/proc"
mount -t tmpfs -o mode=0755,nosuid tmpfs "$DC_ROOT/dev"
mknod -m 0666 "$DC_ROOT/dev/null" c 1 3
mknod -m 0666 "$DC_ROOT/dev/zero" c 1 5
mknod -m 0666 "$DC_ROOT/dev/random" c 1 8
mknod -m 0666 "$DC_ROOT/dev/urandom" c 1 9
mknod -m 0666 "$DC_ROOT/dev/tty" c 5 0
mkdir -p "$DC_ROOT/dev/pts"
mount -t devpts -o newinstance,ptmxmode=0666,mode=0620 devpts "$DC_ROOT/dev/pts"
ln -s pts/ptmx "$DC_ROOT/dev/ptmx"
}
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