From 95c90ef66e452f74dd9299337589cec6a34df35b Mon Sep 17 00:00:00 2001
From: Anna <git@anna.lgbt>
Date: Tue, 27 Sep 2022 05:17:47 -0400
Subject: [PATCH] fix: handle a textools bug explicitly

---
 src/error.rs          | 2 ++
 src/ttmp_extractor.rs | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/src/error.rs b/src/error.rs
index efdc92e..439d239 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -16,4 +16,6 @@ pub enum Error {
     SqPackError(#[from] sqpack::binrw::Error),
     #[error("error writing to output")]
     BinRwWrite(sqpack::binrw::Error),
+    #[error("a bug in textools corrupted this mod pack")]
+    TexToolsBug,
 }
diff --git a/src/ttmp_extractor.rs b/src/ttmp_extractor.rs
index 79e6757..5d526fb 100644
--- a/src/ttmp_extractor.rs
+++ b/src/ttmp_extractor.rs
@@ -347,6 +347,9 @@ impl<R: Read> TtmpExtractor<R> {
             let mut reader = (&mut reader).take(header.uncompressed_size as u64);
             let read = std::io::copy(&mut reader, &mut writer).map_err(Error::Io)?;
             (read, read)
+        } else if header.compressed_size == 0 {
+            // https://github.com/TexTools/xivModdingFramework/issues/51
+            return Err(Error::TexToolsBug);
         } else {
             // compressed
             let reader = (&mut reader).take(header.compressed_size as u64);