Add new mtk pkg support and key, needed changes for LZHSfs , add LZ4 support.

src/formats/mtk_pkg.rs

@@ -12,11 +12,12 @@ use crate::keys;
 struct Header {
     #[br(count = 4)] vendor_magic_bytes: Vec<u8>,
     #[br(count = 8)] _mtk_magic: Vec<u8>, //#DH@FiRm
-	#[br(count = 60)] version_bytes: Vec<u8>,
+	#[br(count = 56)] version_bytes: Vec<u8>,
+    _unk: u32,
 	file_size: u32,
-    _platform: u32,
+    _flags: u32,
     #[br(count = 32)] product_name_bytes: Vec<u8>,
-    #[br(count = 32)] _unknown: Vec<u8>,
+    #[br(count = 32)] _digest: Vec<u8>,
 }
 impl Header {
     fn vendor_magic(&self) -> String {
@@ -165,9 +166,17 @@ pub fn extract_mtk_pkg(mut file: &File, output_folder: &str) -> Result<(), Box<d
 
         if part_entry.is_compressed() {
             let lzhs_out_path = Path::new(&output_folder).join(part_entry.name() + ".bin");
-            decompress_lzhs_fs_file2file(&out_file, lzhs_out_path)?;
-            //after decompression remove the temporary .lzhs file
-            fs::remove_file(&output_path)?;
+            match decompress_lzhs_fs_file2file(&out_file, lzhs_out_path) {
+                Ok(()) => {
+                    println!("- Decompressed Successfully!");
+                    //after successfull decompression remove the temporary .lzhs file
+                    fs::remove_file(&output_path)?;
+                },
+                Err(e) => {
+                    eprintln!("Failed to decompress partition!, Error: {}. Saving compressed data...", e);
+                    //if the decompression is not successfull leave out compressed data.
+                }
+            }   
         }
 
         println!("-- Saved file!");