Union/UnionPatcher
1
0
Fork 0
mirror of https://github.com/LBPUnion/UnionPatcher.git synced 2025-07-29 12:18:46 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Use regex to discover existing server urls

Browse source 
- Supports LBP PSP and PS3
- Hardcoded length limit, will fix soonTM
This commit is contained in:
Dagg 2022-09-08 14:41:53 -07:00
commit 704ce90b21
1 changed files with 11 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

16
UnionPatcher/Patcher.cs
View file

@ -1,6 +1,7 @@
using System;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
namespace LBPUnion.UnionPatcher;
@ -72,13 +73,18 @@ public static class Patcher {
byte[] serverUrlAsBytes = Encoding.ASCII.GetBytes(serverUrl);
bool wroteUrl = false;
foreach(string url in toBePatched) {
if(serverUrl.Length > url.Length) {
// Find a string including http or https and LITTLEBIGPLANETPS3_XML or LITTLEBIGPLANETPSP_XML
MatchCollection urls = Regex.Matches(dataAsString, "https?.*?LITTLEBIGPLANETPS(3|P)_XML");
foreach(Match urlMatch in urls) {
string url = urlMatch.Value;
// Hard coded 79 max length
// TODO: Get length of index to next data in EBOOT to calcuate true maximum length
if(serverUrl.Length > 79) {
throw new ArgumentOutOfRangeException(nameof(serverUrl), $"Server URL ({serverUrl.Length} characters long) is above maximum length {url.Length}");
}
int offset = dataAsString.IndexOf(url, StringComparison.Ordinal);
if(offset < 1) continue;
int offset = urlMatch.Index;
writer.BaseStream.Position = offset;
for(int i = 0; i < url.Length; i++) {