From c286a8ba1697bacdf82b904ade49dedf17c5d8f3 Mon Sep 17 00:00:00 2001
From: Mathijs van de Nes <git@mathijs.vd-nes.nl>
Date: Wed, 17 Oct 2018 11:39:15 +0200
Subject: [PATCH] Zip64: also support a large header_start

---
 src/read.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/read.rs b/src/read.rs
index 0691a397..adcdc8e8 100644
--- a/src/read.rs
+++ b/src/read.rs
@@ -418,8 +418,11 @@ fn parse_extra_field(file: &mut ZipFileData, data: &[u8]) -> ZipResult<()>
                     file.compressed_size = reader.read_u64::<LittleEndian>()?;
                     len_left -= 8;
                 }
+                if file.header_start == 0xFFFFFFFF {
+                    file.header_start = reader.read_u64::<LittleEndian>()?;
+                    len_left -= 8;
+                }
                 // Unparsed fields:
-                // u64: relative header offset
                 // u32: disk start number
             },
             _ => {},