From 4fbd2cb66850c9f57acebc48d971b891001718a9 Mon Sep 17 00:00:00 2001
From: Joshua Goins <josh@redstrate.com>
Date: Mon, 29 Apr 2024 20:52:25 -0400
Subject: [PATCH] Add PHYB module

---
 src/lib.rs  |  3 +++
 src/phyb.rs | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 src/phyb.rs

diff --git a/src/lib.rs b/src/lib.rs
index f4c6322..437aab2 100755
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -150,3 +150,6 @@ pub mod skp;
 
 /// Reading SCHD files
 pub mod schd;
+
+/// Reading PHYB files
+pub mod phyb;
diff --git a/src/phyb.rs b/src/phyb.rs
new file mode 100644
index 0000000..e27eaf6
--- /dev/null
+++ b/src/phyb.rs
@@ -0,0 +1,37 @@
+// SPDX-FileCopyrightText: 2024 Joshua Goins <josh@redstrate.com>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+use std::io::Cursor;
+
+use crate::ByteSpan;
+use binrw::binread;
+use binrw::BinRead;
+
+#[binread]
+#[derive(Debug)]
+#[brw(little)]
+struct PhybHeader {
+    version: [u8; 4],
+
+    // TODO: this is definitely wrong
+    #[br(if(version[0] > 0))]
+    data_type: u32,
+
+    collision_offset: u32,
+    simulator_offset: u32
+}
+
+#[derive(Debug)]
+pub struct Phyb {
+
+}
+
+impl Phyb {
+    /// Reads an existing ULD file
+    pub fn from_existing(buffer: ByteSpan) -> Option<Self> {
+        let mut cursor = Cursor::new(buffer);
+        let header = PhybHeader::read(&mut cursor).ok()?;
+
+        Some(Phyb{})
+    }
+}