fix Meituan-Dianping#374 read centralDirStartOffset fail when the apk…

… filesize > 2g
xiaohongxiedaima · May 30, 2024 · 7adce36 · 7adce36
1 parent f78edcf
commit 7adce36
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/payload_reader/src/main/java/com/meituan/android/walle/ApkUtil.java b/payload_reader/src/main/java/com/meituan/android/walle/ApkUtil.java
@@ -126,7 +126,7 @@ public static long findCentralDirStartOffset(final FileChannel fileChannel, fina
         zipCentralDirectoryStart.order(ByteOrder.LITTLE_ENDIAN);
         fileChannel.position(fileChannel.size() - commentLength - 6); // 6 = 2 (Comment length) + 4 (Offset of start of central directory, relative to start of archive)
         fileChannel.read(zipCentralDirectoryStart);
-        final long centralDirStartOffset = zipCentralDirectoryStart.getInt(0);
+        final long centralDirStartOffset = zipCentralDirectoryStart.getInt(0) & 0xFFFFFFFFL;
         return centralDirStartOffset;
     }