new file: output

modified:   src/main.rs
	modified:   src/objects.rs
	modified:   src/xobjects.rs

src/main.rs

@@ -1,6 +1,7 @@
 use std::{fs::File, io::{Read, Write}};
 use env_logger::Builder;
 use log::{error, info, LevelFilter};
+use xobjects::{XArgument, XSomeList};
 
 mod objects;
 mod xobjects;
@@ -25,8 +26,21 @@ fn main() {
     match f.read_to_end(&mut buf) {
         Ok(n) => {
             let data = &buf[..n];
-            let xdb = deserializer::parse_bytes(data);
-            //info!("XDB: {:?}", xdb);
+            let mut xdb = deserializer::parse_bytes(data);
+            //info!("XDB: {:#?}", xdb);
+            if let XSomeList::TrackList(tracks) = &mut xdb.find_dataset(1).child {
+                let mut item = (*tracks.last().unwrap()).clone();
+                let mut xargs = Vec::new();
+                xargs.push(XArgument { arg_type: 1, val: String::from("They beat you") });
+                xargs.push(XArgument { arg_type: 3, val: String::from("IC3PEAK EP") });
+                xargs.push(XArgument { arg_type: 4, val: String::from("IC3PEAK") });
+                xargs.push(XArgument { arg_type: 6, val: String::from("MPEG audio file")});
+                xargs.push(XArgument { arg_type: 2, val: String::from(":iPod_Control:Music:F38:ZJUQ.mp3") });
+                item.args = xargs;
+                item.data.number_of_strings = 5;
+                item.data.unique_id = 99;
+                tracks.push(item);
+            }
             let mut op = File::create("outdb").unwrap();
             info!("Write res: {:?}", op.write(&serializer::to_bytes(xdb)));
         },

src/objects.rs

@@ -50,7 +50,7 @@ impl From<ChunkType> for [u8; 4] {
     }
 }
 
-#[derive(Serialize, Deserialize, PartialEq, Debug)]
+#[derive(Serialize, Deserialize, PartialEq, Debug, Clone, Copy)]
 pub struct ChunkHeader {
     pub chunk_type: [u8; 4],
     pub end_of_chunk: u32,
@@ -72,7 +72,7 @@ pub struct Database {
     unk2: [u8; 20]
 }
 
-#[derive(Serialize, Deserialize, PartialEq, Debug, Clone)]
+#[derive(Serialize, Deserialize, PartialEq, Debug, Clone, Copy)]
 pub struct DataSet {
     pub data_type: u32
 }
@@ -86,10 +86,10 @@ pub struct AlbumItem {
     unknown1: u32
 }
 
-#[derive(Serialize, Deserialize, PartialEq, Debug)]
+#[derive(Serialize, Deserialize, PartialEq, Debug, Clone, Copy)]
 pub struct TrackItem {
-	number_of_strings: u32, // number of mhod's count
-    unique_id: u32,
+	pub number_of_strings: u32, // number of mhod's count
+    pub unique_id: u32,
     visible: u32,
     filetype: u32,
     type1: u8,

src/xobjects.rs

@@ -15,7 +15,7 @@ pub struct XDataSet {
     pub child: XSomeList
 }
 
-#[derive(Debug, serde::Serialize)]
+#[derive(Debug, serde::Serialize, Clone)]
 pub struct XTrackItem {
     pub header: ChunkHeader,
     pub data: TrackItem,
@@ -57,7 +57,7 @@ pub struct XLetterJump {
     pub v: Vec<JumpTable>
 }
 
-#[derive(Debug, serde::Serialize)]
+#[derive(Debug, serde::Serialize, Clone)]
 pub struct XArgument {
     pub arg_type: u32,
     pub val: String