From 9e18fdf7cd43a335ab6f613cd108bb6d75a51412 Mon Sep 17 00:00:00 2001
From: Ewgeni Wolowik <ewgeni.wolowik@scheer-group.com>
Date: Wed, 7 Sep 2022 11:02:23 +0200
Subject:  Fixed issue #1770: cleanup_pathname deals with network drive paths
 like \\server\file

---
 libarchive/archive_write_disk_windows.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libarchive/archive_write_disk_windows.c b/libarchive/archive_write_disk_windows.c
index 1b12a299..5e8aeb57 100644
--- a/libarchive/archive_write_disk_windows.c
+++ b/libarchive/archive_write_disk_windows.c
@@ -2258,6 +2258,9 @@ cleanup_pathname(struct archive_write_disk *a, wchar_t *name)
 			return (ARCHIVE_FAILED);
 		} else
 			p += 4;
+    /* Network drive path like "\\<server-name>\<share-name>\file" */
+    } else if (p[0] == L'\\' && p[1] == L'\\') {
+        p += 2;
 	}
 
 	/* Skip leading drive letter from archives created
-- 
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