StrixOS/build
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix inefficiency in APK entry data alignment.

Browse Source 
26f00cda4b introduced a bug where an
APK entry's extra field is padded for alignment purposes when no
padding is necessary because the entry is aligned without any padding
bytes.

Bug: 27461702
Change-Id: Icb164dbaa26d9686412e2920318a9f40c5ce9751
This commit is contained in:
Alex Klyubin
2016-06-11 17:42:29 -07:00
parent 4f8bde47ae
commit ab2a3b0061
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
tools/signapk/src/com/android/signapk/SignApk.java
View File

@@ -445,7 +445,8 @@ class SignApk {
int extraPaddingSizeBytes = 0;
if (alignment > 0) {
long paddingStartOffset = offset + ALIGNMENT_ZIP_EXTRA_DATA_FIELD_MIN_SIZE_BYTES;
extraPaddingSizeBytes = alignment - (int) (paddingStartOffset % alignment);
extraPaddingSizeBytes =
(alignment - (int) (paddingStartOffset % alignment)) % alignment;
}
byte[] extra =
new byte[ALIGNMENT_ZIP_EXTRA_DATA_FIELD_MIN_SIZE_BYTES + extraPaddingSizeBytes];