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bring back samsung_old - by adding InputTarget system

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theubusu
2026-02-06 15:08:38 +01:00
parent 43128ca117
commit 9b059c67ab
32 changed files with 291 additions and 224 deletions
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src/formats/mtk_pkg_new.rs
+9 -6
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@@ -1,5 +1,5 @@
use std::any::Any;
use crate::{AppContext, formats::Format};
use crate::{InputTarget, AppContext, formats::Format};
pub fn format() -> Format {
Format { name: "mtk_pkg_new", detector_func: is_mtk_pkg_new_file, extractor_func: extract_mtk_pkg_new }
}
@@ -71,7 +71,9 @@ impl PartEntry {
static HEADER_SIZE: usize = 0x170;
pub fn is_mtk_pkg_new_file(app_ctx: &AppContext) -> Result<Option<Box<dyn Any>>, Box<dyn std::error::Error>> {
let encrypted_header = common::read_file(app_ctx.file, 0, HEADER_SIZE)?;
let file = match &app_ctx.input {InputTarget::File(f) => f, InputTarget::Directory(_) => return Ok(None)};
let encrypted_header = common::read_file(&file, 0, HEADER_SIZE)?;
for (key_hex, iv_hex, name) in keys::MTK_PKG_CUST {
let key_array: [u8; 16] = hex::decode(key_hex)?.as_slice().try_into()?;
let iv_array: [u8; 16] = hex::decode(iv_hex)?.as_slice().try_into()?;
@@ -91,8 +93,9 @@ pub fn is_mtk_pkg_new_file(app_ctx: &AppContext) -> Result<Option<Box<dyn Any>>,
}
pub fn extract_mtk_pkg_new(app_ctx: &AppContext, ctx: Option<Box<dyn Any>>) -> Result<(), Box<dyn std::error::Error>> {
let mut file = app_ctx.file;
let mut file = match &app_ctx.input {InputTarget::File(f) => f, InputTarget::Directory(_) => return Err("Extractor expected file, not directory".into())};
let ctx = ctx.and_then(|c: Box<dyn Any>| c.downcast::<MtkPkgNewContext>().ok()).ok_or("Context is invalid or missing!")?;
let file_size = file.metadata()?.len();
//the key was founf, and header was decrypted at detection stage so we can reuse
@@ -155,13 +158,13 @@ pub fn extract_mtk_pkg_new(app_ctx: &AppContext, ctx: Option<Box<dyn Any>>) -> R
};
//for compressed part create temp file
let output_path = Path::new(app_ctx.output_dir).join(part_entry.name() + if part_entry.is_compressed() {".lzhs"} else {".bin"});
fs::create_dir_all(app_ctx.output_dir)?;
let output_path = Path::new(&app_ctx.output_dir).join(part_entry.name() + if part_entry.is_compressed() {".lzhs"} else {".bin"});
fs::create_dir_all(&app_ctx.output_dir)?;
let mut out_file = OpenOptions::new().write(true).read(true)/* for lzhs */.create(true).open(&output_path)?;
out_file.write_all(&out_data[48 + extra_header_len as usize..])?;
if part_entry.is_compressed() {
let lzhs_out_path = Path::new(app_ctx.output_dir).join(part_entry.name() + ".bin");
let lzhs_out_path = Path::new(&app_ctx.output_dir).join(part_entry.name() + ".bin");
match decompress_lzhs_fs_file2file(&out_file, lzhs_out_path) {
Ok(()) => {
println!("-- Decompressed Successfully!");