flutter/packages
1
0
Fork 0
mirror of https://github.com/flutter/packages.git synced 2025-07-02 08:34:31 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix analyzer issues in bsdiff (#342)

Browse Source 
Fixes minor issues flagged by the analyzer in preparation for fixing the
CI to run checks against the packages in third_party/packages.
This commit is contained in:
stuartmorgan
2021-05-05 10:38:05 -04:00
committed by GitHub
parent 7d8f156e20
commit 75a21002f7
2 changed files with 7 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
third_party/packages/bsdiff/example/pubspec.yaml vendored
View File

@ -1,6 +1,7 @@
name: main
description: A simple example of how to use bsdiff to generate and apply patches.
version: 0.1.0
publish_to: none
dependencies:
bsdiff:

10
third_party/packages/bsdiff/lib/bsdiff.dart vendored
View File

@ -96,7 +96,7 @@ void _split(List<int> idata, List<int> vdata, int start, int len, int h) {
void _qsufsort(List<int> idata, List<int> vdata, Uint8List olddata) {
final int oldsize = olddata.length;
final List<int> buckets = List<int>(256);
final List<int> buckets = <int>[256];
for (int i = 0; i < 256; i++) {
buckets[i] = 0;
@ -207,12 +207,13 @@ int _search(List<int> idata, Uint8List olddata, Uint8List newdata, int newskip,
List<int> _int64bytes(int i) =>
(ByteData(8)..setInt64(0, i)).buffer.asUint8List();
/// Computes the binary diff between [olddata] and [newdata].
Uint8List bsdiff(List<int> olddata, List<int> newdata) {
final int oldsize = olddata.length;
final int newsize = newdata.length;
final List<int> idata = List<int>(oldsize + 1);
_qsufsort(idata, List<int>(oldsize + 1), olddata);
final List<int> idata = <int>[oldsize + 1];
_qsufsort(idata, <int>[oldsize + 1], olddata);
final Uint8List db = Uint8List(newsize + 1);
final Uint8List eb = Uint8List(newsize + 1);
@ -346,6 +347,7 @@ Uint8List bsdiff(List<int> olddata, List<int> newdata) {
return bytes;
}
/// Returns the result of applying [diffdata] to [olddata].
Uint8List bspatch(List<int> olddata, List<int> diffdata) {
final List<int> magic = diffdata.sublist(0, 8);
if (const AsciiCodec().decode(magic) != 'BZDIFF40') {
@ -377,7 +379,7 @@ Uint8List bspatch(List<int> olddata, List<int> diffdata) {
int newpos = 0;
while (newpos < newsize) {
final List<int> ctrl = List<int>(3);
final List<int> ctrl = <int>[3];
for (int i = 0; i <= 2; i++) {
ctrl[i] = cpfdata.getInt64(8 * cpfpos++);
}