Setup infrastructure to update filetype

src/Tools/psxcdgen_ex/src/lib.rs

@@ -7,7 +7,7 @@ pub mod types;
 
 use encoder::{LbaCalculatorFunction, LengthCalculatorFunction};
 use tool_helper::{format_if_error, Output, read_file};
-use types::{CDDesc, Directory, File, FileType, FileSystemMap, Properties, SharedPtr};
+use types::{layout::Layout, CDDesc, Directory, File, FileType, FileSystemMap, Properties, SharedPtr};
 
 pub type LBAEmbeddedFiles     = Vec<SharedPtr<File>>;
 
@@ -28,18 +28,41 @@ pub fn process(config: config_reader::Configuration, calculate_lba: LbaCalculato
 }
 
 pub fn process_files(file_map: FileSystemMap, lba_embedded_files: LBAEmbeddedFiles, length_func: LengthCalculatorFunction) -> Result<(), Error> {
-    for lba_embedded_file in lba_embedded_files {
-        let mut lba_embedded_file = lba_embedded_file.borrow_mut();
+    for lba_embedded_file_raw in lba_embedded_files {
+        let new_content_info = {
+            let lba_embedded_file = lba_embedded_file_raw.borrow();
 
-        match &mut lba_embedded_file.content {
+            match &lba_embedded_file.content {
                 FileType::Overlay(content, lba_names) => {
-                let _new_content = types::overlay::update_content(std::mem::take(content), std::mem::take(lba_names), &file_map, length_func)?;
+                    let new_content = types::overlay::update_content(content, lba_names, &file_map, length_func)?;
+                    
+                    Some(new_content)            
                 },
-            _                       =>()
+                _ => None
+            }
+        };
+
+        if let Some(new_content) = new_content_info {
+            let old_size_info = length_func(&Layout::File(lba_embedded_file_raw.clone()));
+            lba_embedded_file_raw.borrow_mut().make_regular(new_content);
+            let new_size_info = length_func(&Layout::File(lba_embedded_file_raw.clone()));
+
+            if new_size_info.sectors != old_size_info.sectors {
+                let lba_embedded_file      = lba_embedded_file_raw.borrow();
+                let lba_embedded_file_name = lba_embedded_file.name.to_string();
+
+                if new_size_info.sectors < old_size_info.sectors {
+                    return Err(Error::from_text(format!("Failed converting Overlay \"{}\" because new size ({} sectors) is small then {} sectors! (This might be allowed in the future)", lba_embedded_file_name, new_size_info.sectors, old_size_info.sectors)));    
+                }
+                
+                else {
+                    return Err(Error::from_text(format!("Failed converting Overlay \"{}\" because new size ({} sectors) is bigger then {} sectors!", lba_embedded_file_name, new_size_info.sectors, old_size_info.sectors)));
+                }
+            }
         }
     }
     
-    Err(Error::not_implemented("process_files"))
+    Ok(())
 }
 
 pub fn dump_content(cd_desc: &CDDesc, mut out: Output) -> Result<(), Error> {

src/Tools/psxcdgen_ex/src/types/mod.rs

@@ -206,6 +206,11 @@ impl File {
         self.properties.get_padded_size()
     }
 
+    pub(super) fn make_regular(&mut self, content: Vec<u8>) {
+        self.properties.size_bytes = content.len();
+        self.content               = FileType::Regular(content);
+    }
+
     fn new_from_content(file_name: &str, content: FileType, content_size: usize) -> Result<File, Error> {
         let mut file = File{name: FileName::from_str(file_name)?, properties: Properties::default(), parent_properties: None, content: content};
 

src/Tools/psxcdgen_ex/src/types/overlay/mod.rs

@@ -7,6 +7,8 @@ use tool_helper::{Error, format_if_error, read_file};
 
 pub type LBANameVec = Vec<String>;
 
+const COMPRESSION_LEVEL:u32 = 16;
+
 #[repr(packed)]
 struct OverlayHeader {
     pub start_adr: u32,
@@ -23,21 +25,17 @@ impl OverlayHeader {
 pub fn load_from(file_name: &str, file_path: PathBuf, lba_source: PathBuf) -> Result<File, Error> {
     let content      = load_content(&file_path)?;
     let lba_names    = load_lba_names(lba_source)?;
-    let content_size = format_if_error!(tool_helper::compress::lz4(&content, 16), "Compressing {} failed with \"{error_text}\"", file_path.to_string_lossy())?.len();
+    let content_size = format_if_error!(tool_helper::compress::lz4(&content, COMPRESSION_LEVEL), "Compressing {} failed with \"{error_text}\"", file_path.to_string_lossy())?.len();
     
     Ok(File::new_overlay(file_name, content, lba_names, content_size)?)
 }
 
-pub fn update_content(_content: Vec<u8>, lba_names: LBANameVec, file_map: &FileSystemMap, length_func: LengthCalculatorFunction) -> Result<Vec<u8>, Error> {
-    for mut lba_name in lba_names {
-        if lba_name.find(';').is_none() {
-            lba_name.push_str(";1");
-        }
+pub fn update_content(content: &Vec<u8>, lba_names: &LBANameVec, file_map: &FileSystemMap, length_func: LengthCalculatorFunction) -> Result<Vec<u8>, Error> {
+    for lba_name in lba_names {
+        if let Some(file) = file_map.get(lba_name) {
+            let (lba, sector_count) = (file.borrow().get_track_rel_lba(), length_func(&Layout::File(file.clone())).sectors);
 
-        if let Some(file) = file_map.get(&lba_name) {
-            let length_info = length_func(&Layout::File(file.clone()));
-
-            println!("Found: {} @{} ({})", lba_name, file.borrow().get_track_rel_lba(), length_info.sectors);
+            println!("Totally writing: {} with @{} ({})", lba_name, lba, sector_count);
         }
 
         else {
@@ -45,7 +43,14 @@ pub fn update_content(_content: Vec<u8>, lba_names: LBANameVec, file_map: &FileS
         }
     }
 
-    Err(Error::not_implemented("update_overlay"))
+    //Ok(tool_helper::compress::lz4(content, COMPRESSION_LEVEL)?)
+    //^ real code - v to make it fail (hopefully)
+    let mut new_content = content.clone();
+    for _ in 0..2048 {
+        new_content.push(0x0);
+    }
+
+    Ok(new_content)
 }
 
 fn load_content(file_path: &PathBuf) -> Result<Vec<u8>, Error> {
@@ -98,7 +103,11 @@ fn load_lba_names(lba_source: PathBuf) -> Result<LBANameVec, Error> {
         if let Some(mut start) = pair.find('"') {
             start += 1;
             if let Some(end) = pair[start..].find('"') {
-                lba_names.push(pair[start..(start + end)].to_owned());
+                let mut lba_name = pair[start..(start + end)].to_owned();
+                if lba_name.find(';').is_none() {
+                    lba_name.push_str(";1");
+                }
+                lba_names.push(lba_name);
             }
         }
     }