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From cb758be9a99d13cfa903432fae0864a1656e2c49 Mon Sep 17 00:00:00 2001
From: LN Liberda <lauren@selfisekai.rocks>
Date: Thu, 7 May 2026 09:45:32 +0200
Subject: [PATCH] unbundle/minizip: Ignore Unicode Path Extra Field
The fields come from chromium's patches on minizip
---
third_party/zlib/google/zip_reader.cc | 6 ------
1 file changed, 6 deletions(-)
diff --git a/third_party/zlib/google/zip_reader.cc b/third_party/zlib/google/zip_reader.cc
index 002a1e3ed01d3..88f075ec7739a 100644
--- a/third_party/zlib/google/zip_reader.cc
+++ b/third_party/zlib/google/zip_reader.cc
@@ -318,27 +318,6 @@
// Directory path is about to be overridden. Decode and normalize it now into
// `entry_.physical_path` so consumers (e.g. Safe Browsing) can still see the
// name that other tools (e.g. Windows Explorer) would use for extraction.
- if (info.size_utf8_filename > 0) {
- std::u16string physical_path_in_utf16;
- if (!base::CodepageToUTF16(entry_.path_in_original_encoding,
- configured_encoding,
- base::OnStringConversionError::SUBSTITUTE,
- &physical_path_in_utf16)) {
- LOG(ERROR) << "Cannot convert path from encoding " << configured_encoding;
- return false;
- }
- // Normalize() stores the normalized result in entry_.path; copy it before
- // applying the Unicode Path Extra Field below.
- Normalize(physical_path_in_utf16);
- entry_.physical_path = entry_.path;
- physical_path_is_directory = entry_.is_directory;
- physical_path_is_unsafe = entry_.is_unsafe;
-
- // Use the Info-ZIP Unicode Path Extra Field if present.
- DCHECK(info.utf8_filename[info.size_utf8_filename] == '\0');
- entry_.path_in_original_encoding = info.utf8_filename;
- entry_path_encoding = base::kCodepageUTF8;
- }
// Convert path from original encoding to Unicode.
std::u16string path_in_utf16;
@@ -353,17 +332,9 @@
// Normalize path.
Normalize(path_in_utf16);
- if (info.size_utf8_filename > 0) {
- // Treat an entry as a directory only if both names are directories;
- // otherwise callers that analyze file entries should inspect it as a file.
- entry_.is_directory = entry_.is_directory && physical_path_is_directory;
- // Treat an entry as unsafe if either name is unsafe.
- entry_.is_unsafe = entry_.is_unsafe || physical_path_is_unsafe;
- } else {
// In the common case (no Unicode Path Extra Field) the physical path
// matches the effective path.
entry_.physical_path = entry_.path;
- }
entry_.original_size = info.uncompressed_size;
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