thegame_1980/unixtract
1
0
Fork 0
mirror of https://github.com/Ap0dexMe0/unixtract.git synced 2026-07-16 05:04:22 +02:00
Code Issues Packages Projects Releases Wiki Activity

WIP pfl upg extractor

Browse Source
This commit is contained in:
theubusu
2025-09-27 00:31:18 +02:00
parent 81fd148cb8
commit 6e8fd5f0cc
7 changed files with 441 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/formats/tpv_timg.rs
+14 -24
View File
@@ -1,6 +1,6 @@
use std::str;
use std::path::{Path};
use std::io::{self, Read, Write};
use std::io::{Read, Write};
use std::fs::{self, File, OpenOptions};
use flate2::read::GzDecoder;
@@ -25,20 +25,10 @@ fn decompress_gzip(compressed_data: &[u8]) -> Result<Vec<u8>, Box<dyn std::error
Ok(decompressed)
}
fn read_exact<R: Read>(reader: &mut R, size: usize) -> io::Result<Vec<u8>> {
let mut buf = vec![0u8; size];
reader.read_exact(&mut buf)?;
Ok(buf)
}
fn string_from_bytes(buf: &[u8]) -> String {
let end = buf.iter().position(|&b| b == 0).unwrap_or(buf.len());
String::from_utf8_lossy(&buf[..end]).to_string()
}
pub fn extract_tpv_timg(mut file: &File, output_folder: &str) -> Result<(), Box<dyn std::error::Error>> {
//TIMG header
let _timg = read_exact(&mut file, 288)?;
let _timg = common::read_exact(&mut file, 288)?;
loop {
//PIMG
@@ -50,35 +40,35 @@ pub fn extract_tpv_timg(mut file: &File, output_folder: &str) -> Result<(), Box<
}
//4 bytes 00
let _ = read_exact(&mut file, 4)?;
let _ = common::read_exact(&mut file, 4)?;
//4 bytes size
let size_bytes = read_exact(&mut file, 4)?;
let size_bytes = common::read_exact(&mut file, 4)?;
let size = u32::from_le_bytes(size_bytes.try_into().unwrap());
//4 bytes nothing
let _ = read_exact(&mut file, 4)?;
let _ = common::read_exact(&mut file, 4)?;
//16 bytes checksum? or maybe signature
let _checksum = read_exact(&mut file, 16)?;
let _checksum = common::read_exact(&mut file, 16)?;
//16 bytes name
let name_bytes = read_exact(&mut file, 16)?;
let name = string_from_bytes(&name_bytes);
let name_bytes = common::read_exact(&mut file, 16)?;
let name = common::string_from_bytes(&name_bytes);
//64 bytes destination device
let dev_bytes = read_exact(&mut file, 64)?;
let dev = string_from_bytes(&dev_bytes);
let dev_bytes = common::read_exact(&mut file, 64)?;
let dev = common::string_from_bytes(&dev_bytes);
//16 bytes compression type
let comp_bytes = read_exact(&mut file, 16)?;
let comp_type = string_from_bytes(&comp_bytes);
let comp_bytes = common::read_exact(&mut file, 16)?;
let comp_type = common::string_from_bytes(&comp_bytes);
//1032 bytes maybe comment? skip this
let _ = read_exact(&mut file, 1032)?;
let _ = common::read_exact(&mut file, 1032)?;
//actual data
let data = read_exact(&mut file, size as usize)?;
let data = common::read_exact(&mut file, size as usize)?;
println!("PIMG - Name: {} Size: {} Dest: {} Compression: {}", name, size, dev, comp_type);