modified: Cargo.toml

Cargo.lock

@@ -353,7 +353,7 @@ dependencies = [
 
 [[package]]
 name = "nicotine"
-version = "0.1.17"
+version = "0.1.18"
 dependencies = [
  "zip-extract",
 ]

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nicotine"
-version = "0.1.17"
+version = "0.1.18"
 edition = "2024"
 description = "A small rust crate for patching mojang's Authlib"
 authors = ["alterwain"]

src/lib.rs

@@ -30,7 +30,7 @@ fn write_7za() {
     let _ = std::fs::write("tmp/7za.exe", ZIP_BIN);
 }
 
-pub fn patch_jar(input_jar: &str, output_jar: &str, needle: &[u8], endpoint: &str) -> Result<(), Box<dyn Error + Sync + Send>> {
+pub fn patch_jar(input_jar: &str, output_jar: &str, needles: &[&[u8]], endpoint: &str) -> Result<(), Box<dyn Error + Sync + Send>> {
 
     write_7za();
 
@@ -45,17 +45,19 @@ pub fn patch_jar(input_jar: &str, output_jar: &str, needle: &[u8], endpoint: &st
 
     for path in recursively_find_classes(PathBuf::from(".\\out")) {
         let mut haystack = std::fs::read(&path).unwrap();
-        let mut v = find_subsequence(&haystack, needle);
-        if v.is_empty() { continue; }
-        while let Some(g) = v.first() {
-            let (a,b) = haystack.split_at(*g);
-            let l = a[a.len()-1];
-            let mut a = a[..a.len()-1].to_vec();
-            a.push(  if l as usize > needle.len() { (replacement.len() + (l as usize - needle.len())) as u8 } else { replacement.len() as u8 });
-            a.append(&mut replacement.to_vec());
-            a.append(&mut b[needle.len()..].to_vec());
-            haystack = a;
-            v = find_subsequence(&haystack, needle);
+        for needle in needles {
+            let mut v = find_subsequence(&haystack, needle);
+            if v.is_empty() { continue; }
+            while let Some(g) = v.first() {
+                let (a,b) = haystack.split_at(*g);
+                let l = a[a.len()-1];
+                let mut a = a[..a.len()-1].to_vec();
+                a.push(  if l as usize > needle.len() { (replacement.len() + (l as usize - needle.len())) as u8 } else { replacement.len() as u8 });
+                a.append(&mut replacement.to_vec());
+                a.append(&mut b[needle.len()..].to_vec());
+                haystack = a;
+                v = find_subsequence(&haystack, needle);
+            }
         }
 
         std::fs::write(path, haystack)?;