thegame_1980/unixtract
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mtk_pkg & old: fix bug in version detection, add compression detection. fix mistake in main

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theubusu
2025-12-17 01:55:40 +01:00
parent 16427a8767
commit f2027924bc
3 changed files with 18 additions and 11 deletions
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src/formats/mtk_pkg.rs
+11 -5
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@@ -44,7 +44,10 @@ impl PartEntry {
self.name().is_ascii()
}
fn is_encrypted(&self) -> bool {
(self.flags & 1 << 0) == 1 << 0
(self.flags & 1 << 0) != 0
}
fn is_compressed(&self) -> bool { //lzhs fs
(self.flags & 1 << 8) != 0
}
}
@@ -91,7 +94,8 @@ pub fn extract_mtk_pkg(mut file: &File, output_folder: &str) -> Result<(), Box<d
break
}
println!("\n#{} - {}, Size: {} {}", part_n, part_entry.name(), part_entry.size, if part_entry.is_encrypted() {"[ENCRYPTED]"} else {""} );
println!("\n#{} - {}, Size: {}{} {}",
part_n, part_entry.name(), part_entry.size, if part_entry.is_compressed() {" [COMPRESSED]"} else {""}, if part_entry.is_encrypted() {"[ENCRYPTED]"} else {""} );
let data = common::read_exact(&mut file, part_entry.size as usize + 48)?;
@@ -142,9 +146,11 @@ pub fn extract_mtk_pkg(mut file: &File, output_folder: &str) -> Result<(), Box<d
//strip iMtK thing and get version
let extra_header_len = if &out_data[48..52] == b"iMtK" {
let imtk_len = u32::from_le_bytes(out_data[52..56].try_into().unwrap());
let version_len = u32::from_le_bytes(out_data[56..60].try_into().unwrap());
let version = common::string_from_bytes(&out_data[60..60 + version_len as usize]);
println!("- Version: {}", version);
if &out_data[56..60] != b"iPAd" {
let version_len = u32::from_le_bytes(out_data[56..60].try_into().unwrap());
let version = common::string_from_bytes(&out_data[60..60 + version_len as usize]);
println!("- Version: {}", version);
}
imtk_len + 8
} else {
0