RESTRUCTURING 1

- change formats to have their own folders with mod + include files + anything they want - change format list to be defined in formats.rs instead of in each format - move utils to their respective formats - some minor code changes in some formats
2026-07-16 05:04:22 +02:00 · 2026-02-17 17:28:59 +01:00
parent 9fe39280cd
commit aa2249f024
69 changed files with 1678 additions and 1629 deletions
@@ -0,0 +1,212 @@
+//sddl_dec 6.0 https://github.com/theubusu/sddl_dec
+use crate::utils::common;
+use binrw::BinRead;
+
+pub fn decipher(s: &[u8]) -> Vec<u8> {
+    let len_ = s.len();
+    let mut v3: u32 = 904;
+    let mut out = s.to_vec();
+    let mut cnt = 0;
+    
+    if len_ > 0 {
+        let true_len = if len_ >= 0x80 {
+            128
+        } else {
+            len_
+        };
+        
+        if true_len > 0 {
+            let mut i = 0;
+            let mut j: u8 = 0;
+            
+            while i < s.len() {
+                let iter_ = s[i];
+                i += 1;
+                j = j.wrapping_add(1);
+                
+                let v11 = (iter_ as u32).wrapping_add(38400) & 0xffffffff;
+                let v12 = iter_ ^ ((v3 & 0xff00) >> 8) as u8;
+                v3 = v3.wrapping_add(v11).wrapping_add(163) & 0xffffffff;
+                
+                if j == 0 {
+                    v3 = 904;
+                }
+                
+                if cnt < out.len() {
+                    out[cnt] = v12;
+                    cnt += 1;
+                }
+            }
+        }
+    }
+    
+    out
+}
+
+// -- STRUCTURES --
+// -- SECFILE --
+
+pub static DOWNLOAD_ID: [u8; 4] = [0x11, 0x22, 0x33, 0x44];
+
+#[derive(Debug, BinRead)]
+pub struct SecHeader {
+    pub _download_id: [u8; 4],      //always 0x11, 0x22, 0x33, 0x44 - magic?
+    key_id_str_bytes: [u8; 4],    //"key_id", purpose unknown
+    grp_num_str_bytes: [u8; 4],    //"grp_num", the count of groups, also represents the count of info files because each group has a respective info file
+    prg_num_str_bytes: [u8; 4],    //"prg_num", the count of module (.FXX) files
+    _unused_or_reserved: [u8; 16], //not used, is zeros
+}
+impl SecHeader {
+    pub fn key_id(&self) -> u32 {
+        let string = common::string_from_bytes(&self.key_id_str_bytes);
+        string.parse().unwrap()
+    }
+    pub fn grp_num(&self) -> u32 {
+        let string = common::string_from_bytes(&self.grp_num_str_bytes);
+        string.parse().unwrap()
+    }
+    pub fn prg_num(&self) -> u32 {
+        let string = common::string_from_bytes(&self.prg_num_str_bytes);
+        string.parse().unwrap()
+    }
+}
+
+pub static INFO_FILE_EXTENSION: &str = ".TXT";
+
+#[derive(Debug, BinRead)]
+pub struct FileHeader {
+    name_str_bytes: [u8; 12],
+    size_str_bytes: [u8; 12],
+}
+impl FileHeader {
+    pub fn name(&self) -> String {
+        common::string_from_bytes(&self.name_str_bytes)
+    }
+    pub fn size(&self) -> u64 {
+        let string = common::string_from_bytes(&self.size_str_bytes);
+        string.parse().unwrap()
+    }
+}
+
+// -- MODULE --
+#[derive(Debug, BinRead)]
+pub struct ModuleComHeader { //"com_header"
+    pub download_id: [u8; 4],      //always 0x11, 0x22, 0x33, 0x44 - magic?
+    _outer_maker_id: u8,
+    _outer_model_id: u8,
+    _inner_maker_id: u8,
+    _reserve1: u8,
+    _reserve2: u32,
+    _reserve3: u32,
+    _start_version: [u8; 4],    //the first version that can upgrade to the new version
+    _end_version: [u8; 4],      //the last version that can upgrade to the new version
+    _new_version: [u8; 4],      //the new version, as in the version of the data in this module
+    _reserve4: u16,
+    _module_num: u16,          //the logic seems to indicate that there can be multiple entries in one module, but i have never seen this go above 1.
+}
+
+#[derive(Debug, BinRead)]
+pub struct ModuleHeader { //"header", appears after com_header
+    _module_id: u16,
+    module_atr: u8,
+    _target_id: u8,
+    pub cmp_size: u32,
+    _org_size: u32,
+    _crc_value: u32,   
+}
+impl ModuleHeader {
+    pub fn is_ciphered(&self) -> bool {
+        (self.module_atr & 0x02) != 0
+    }
+    pub fn is_compressed(&self) -> bool {
+        (self.module_atr & 0x01) != 0
+    }
+}
+
+#[derive(Debug, BinRead)]
+pub struct ContentHeader {
+    _magic1: u8,    //always 0x01?
+    _dest_offset: u32,
+    _source_offset: u32,
+    pub size: u32,
+    _magic2: u8,    //always 0x21?
+}
+impl ContentHeader {
+    //these hacks are needed because for some reason older files have the first nibble of the offset set to D/C
+    //no idea why, but masking them off makes it works properly
+    pub fn dest_offset(&self) -> u32 {
+        if ((self._dest_offset >> 28) & 0xF) == 0xD {
+            self._dest_offset & 0x0FFFFFFF 
+        } else {
+            self._dest_offset
+        }
+    }
+    pub fn source_offset(&self) -> u32 {
+        if ((self._source_offset >> 28) & 0xF) == 0xC {
+            self._source_offset & 0x0FFFFFFF 
+        } else {
+            self._source_offset
+        }
+    }
+    pub fn has_subfile(&self) -> bool {
+        self.source_offset() == 0x10E
+    }
+}
+
+// -- TDI --
+// Called SDIT.FDI in the secfile
+
+pub static TDI_FILENAME: &str = "SDIT.FDI";
+pub static SUPPORTED_TDI_VERSION: u16 = 2;
+
+#[derive(Debug, BinRead)]
+pub struct TdiHead {
+    pub download_id: [u8; 4],      //always 0x11, 0x22, 0x33, 0x44 - magic?
+    pub num_of_group: u8,
+    _reserve1: u8,
+    pub format_version: u16,       //checks for "2" here
+}
+
+#[derive(Debug, BinRead)]
+pub struct TdiGroupHead {
+    pub group_id: u8,
+    pub num_of_target: u8,         //logic checks that this is not more than 5
+    _reserved: u16,
+}
+
+#[derive(Debug, BinRead)]
+pub struct TdiTgtInf {
+    _outer_maker_id: u8,
+    _outer_model_id: u8,
+    _inner_maker_id: u8,
+    _reserve3: u8,
+    _inner_model_id: [u8; 4],
+    _ext_model_id: [u8; 4],
+    pub _start_version: [u8; 4],    //the first version that can upgrade to the new version
+    pub _end_version: [u8; 4],      //the last version that can upgrade to the new version
+    pub new_version: [u8; 4],       //the new version, as in the version of the data in this module
+    pub target_id: u8,
+    _num_of_compatible_target: u8,
+    pub num_of_txx: u16,            //"TXX" refers to the ".FXX" segment files of each module. I assume F is an encrypted version of T, the same happens with SDIT; "TDI" -> "FDI"
+    _unknown: [u8; 8],
+    module_name_bytes: [u8; 8],
+}
+impl TdiTgtInf {
+    pub fn module_name(&self) -> String {
+        common::string_from_bytes(&self.module_name_bytes)
+    }
+    pub fn version_string(&self) -> String {
+        format!("{}.{}{}{}", self.new_version[0], self.new_version[1], self.new_version[2], self.new_version[3])
+    }
+}
+
+// -- dec key --
+pub static DEC_KEY: [u8; 16] = [
+    0x26, 0xE0, 0x96, 0xD3, 0xEF, 0x8A, 0x8F, 0xBB,
+    0xAA, 0x5E, 0x51, 0x6F, 0x77, 0x26, 0xC2, 0x2C,
+];
+    
+pub static DEC_IV: [u8; 16] = [
+    0x3E, 0x4A, 0xE2, 0x3A, 0x69, 0xDB, 0x81, 0x54,
+    0xCD, 0x88, 0x38, 0xC4, 0xB9, 0x0C, 0x76, 0x66,
+];
@@ -0,0 +1,161 @@
+//sddl_dec 6.0 https://github.com/theubusu/sddl_dec
+mod include;
+use std::any::Any;
+use crate::AppContext;
+
+use std::path::{Path, PathBuf};
+use std::fs::{self, File, OpenOptions};
+use std::io::{Cursor, Seek, SeekFrom, Write};
+use binrw::BinReaderExt;
+
+use crate::utils::common;
+use crate::utils::aes::{decrypt_aes128_cbc_pcks7};
+use crate::utils::compression::{decompress_zlib};
+use include::*;
+
+pub fn is_sddl_sec_file(app_ctx: &AppContext) -> Result<Option<Box<dyn Any>>, Box<dyn std::error::Error>> {
+    let file = match app_ctx.file() {Some(f) => f, None => return Ok(None)};
+    let header = common::read_file(&file, 0, 32).expect("Failed to read from file.");
+    let deciph_header = decipher(&header);
+    if deciph_header.starts_with(b"\x11\x22\x33\x44") {
+        Ok(Some(Box::new(())))
+    } else {
+        Ok(None)
+    }
+}
+
+fn get_sec_file(mut file: &File) -> Result<(FileHeader, Vec<u8>), Box<dyn std::error::Error>> {
+    let mut hdr_reader = Cursor::new(decrypt_aes128_cbc_pcks7(&common::read_exact(&mut file, 32)?, &DEC_KEY, &DEC_IV)?);
+    let file_header: FileHeader = hdr_reader.read_be()?;
+    let file_data = decrypt_aes128_cbc_pcks7(&common::read_exact(&mut file, file_header.size() as usize)?, &DEC_KEY, &DEC_IV)?;
+
+    Ok((file_header, file_data))
+}
+
+fn parse_tdi_to_modules(tdi_data: Vec<u8>) -> Result<Vec<TdiTgtInf>, Box<dyn std::error::Error>> {
+    let mut tdi_reader = Cursor::new(tdi_data);
+    let tdi_header: TdiHead = tdi_reader.read_be()?;
+    if tdi_header.download_id != DOWNLOAD_ID {
+        return Err("Invalid TDI header!".into());
+    }
+    if tdi_header.format_version != SUPPORTED_TDI_VERSION {
+        return Err(format!("Unsupported TDI format version {}! (The supported version is {})", tdi_header.format_version, SUPPORTED_TDI_VERSION).into());
+    }
+
+    println!("[TDI] Group count: {}", tdi_header.num_of_group);
+    let mut modules: Vec<TdiTgtInf> = Vec::new();
+
+    for _i in 0..tdi_header.num_of_group {
+        let group_head: TdiGroupHead = tdi_reader.read_be()?;
+        println!("[TDI] Group ID: {}, Target count: {}", group_head.group_id, group_head.num_of_target);
+
+        for _i in 0..group_head.num_of_target {
+            let tgt_inf: TdiTgtInf = tdi_reader.read_be()?;
+            println!("[TDI] - {}, Target ID: {}, Segment count: {}, Version: {}",
+                    tgt_inf.module_name(), tgt_inf.target_id, tgt_inf.num_of_txx, tgt_inf.version_string());
+
+            //push unique modules
+            if !modules.iter().any(|m| m.module_name() == tgt_inf.module_name()) {
+                modules.push(tgt_inf);
+            }
+        }
+    }
+
+    Ok(modules)
+}
+
+pub fn extract_sddl_sec(app_ctx: &AppContext, _ctx: Box<dyn Any>) -> Result<(), Box<dyn std::error::Error>> {
+    let mut file = app_ctx.file().ok_or("Extractor expected file")?;
+    file.seek(SeekFrom::Start(0))?;
+    let mut secfile_hdr_reader = Cursor::new(decipher(&common::read_exact(&mut file, 32)?));
+    let secfile_header: SecHeader = secfile_hdr_reader.read_be()?;
+
+    println!("File info -\nKey ID: {}\nGroup count: {}\nModule file count: {}\n", secfile_header.key_id(), secfile_header.grp_num(), secfile_header.prg_num());
+    fs::create_dir_all(&app_ctx.output_dir)?;
+
+    let (tdi_file, tdi_data) = get_sec_file(&file)?;
+    println!("[TDI] Name: {}, Size: {}", tdi_file.name(), tdi_file.size());
+    //if save_extra { //Save SDIT
+    //    let mut out_file = OpenOptions::new().write(true).create(true).open(Path::new(&output_folder).join(tdi_file.name()))?;
+    //    out_file.write_all(&tdi_data)?;
+    //}
+    if tdi_file.name() != TDI_FILENAME {
+        return Err(format!("Invalid TDI filename {}!, expected: {}", tdi_file.name(), TDI_FILENAME).into());
+    }
+    //parse TDI
+    let modules = parse_tdi_to_modules(tdi_data)?;
+
+    //get info files, each info file belongs to its respecitve group in the TDI
+    for i in 0..secfile_header.grp_num() {
+        let (info_file, info_data) = get_sec_file(&file)?;
+        println!("\n[INFO] ID: {}, Name: {}, Size: {}", i, info_file.name(), info_file.size());
+        if !info_file.name().ends_with(INFO_FILE_EXTENSION) {
+            return Err(format!("Info file {} does not have the expected extension {}!", info_file.name(), INFO_FILE_EXTENSION).into());
+        }
+        //if save_extra { //Save info file
+        //    let mut out_file = OpenOptions::new().write(true).create(true).open(Path::new(&output_folder).join(info_file.name()))?;
+        //    out_file.write_all(&info_data)?;
+        //}
+        //print info file
+        println!("{}", String::from_utf8_lossy(&info_data));
+    }
+
+    //parse module data
+    for (i, module) in modules.iter().enumerate(){
+        println!("\nModule #{}/{} - {}, Target ID: {}, Segment count: {}, Version: {}", 
+                i+1, &modules.len(), module.module_name(), module.target_id, module.num_of_txx, module.version_string());
+
+        for i in 0..module.num_of_txx {
+            let (module_file, module_data) = get_sec_file(&file)?;
+            if !module_file.name().starts_with(&module.module_name()) {
+                return Err(format!("Module file {} does not start with the module's name: {}!", module_file.name(), module.module_name()).into());
+            }    
+            println!("  Segment #{}/{} - Name: {}, Size: {}", i+1, module.num_of_txx, module_file.name(), module_file.size());
+
+            let mut module_reader = Cursor::new(module_data);
+            let com_header: ModuleComHeader = module_reader.read_be()?;
+            if com_header.download_id != DOWNLOAD_ID {
+                return Err("Invalid module com_header!".into());
+            }
+
+            let module_header: ModuleHeader = module_reader.read_be()?;
+            let mut module_data = common::read_exact(&mut module_reader, module_header.cmp_size as usize)?;
+            if module_header.is_ciphered() {
+                println!("      - Deciphering...");
+                module_data = decipher(&module_data);
+            }
+            if module_header.is_compressed() {
+                println!("      - Decompressing...");
+                module_data = decompress_zlib(&module_data)?;
+            }
+
+            let mut content_reader = Cursor::new(module_data);
+            let content_header: ContentHeader = content_reader.read_be()?;
+            println!("      --> 0x{:X} @ 0x{:X}", content_header.size, content_header.dest_offset());
+            
+            let output_path: PathBuf;
+            if content_header.has_subfile() {
+                let sub_filename_bytes = common::read_exact(&mut content_reader, 0x100)?;
+                let sub_filename = common::string_from_bytes(&sub_filename_bytes);
+                println!("      --> {}", sub_filename);
+
+                let sub_folder_path = Path::new(&app_ctx.output_dir).join(module.module_name());
+                fs::create_dir_all(&sub_folder_path)?;
+                output_path = Path::new(&sub_folder_path).join(sub_filename);
+
+            } else {
+                output_path = Path::new(&app_ctx.output_dir).join(format!("{}.bin", module.module_name()));
+            }
+
+            let data = common::read_exact(&mut content_reader, content_header.size as usize)?;
+            let mut out_file = OpenOptions::new().read(true).write(true).create(true).open(output_path)?;
+            out_file.seek(SeekFrom::Start(content_header.dest_offset() as u64))?;
+            out_file.write_all(&data)?;
+
+        }
+    }
+
+    println!("\nExtraction finished!");
+
+    Ok(())
+}