ReversedRoomsMisc/repak
1
0
Fork 0
mirror of https://github.com/xavo95/repak.git synced 2025-06-16 14:31:15 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

fix: Additional check for flags to decide partial decrypt or not

Browse source
This commit is contained in:
Ranny 2025-06-01 23:45:04 -04:00
parent 7f0a88a6fe
commit ae8668d631
1 changed files with 11 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
repak/src/entry.rs
View file

@ -70,6 +70,9 @@ impl Entry {
pub fn is_deleted(&self) -> bool { pub fn is_deleted(&self) -> bool {
0 != (self.flags >> 1) & 1 0 != (self.flags >> 1) & 1
} }
pub fn is_partial_encrypted(&self) -> bool {
0 != (self.flags >> 3) & 1
}
pub fn get_serialized_size( pub fn get_serialized_size(
version: super::Version, version: super::Version,
compression: Option<u32>, compression: Option<u32>,
@ -330,7 +333,7 @@ impl Entry {
buf: &mut W, buf: &mut W,
) -> Result<(), super::Error> { ) -> Result<(), super::Error> {
reader.seek(io::SeekFrom::Start(self.offset))?; reader.seek(io::SeekFrom::Start(self.offset))?;
Entry::read(reader, version)?; let entry_read = Entry::read(reader, version)?;
#[cfg(any(feature = "compression", feature = "oodle"))] #[cfg(any(feature = "compression", feature = "oodle"))]
let data_offset = reader.stream_position()?; let data_offset = reader.stream_position()?;
#[allow(unused_mut)] #[allow(unused_mut)]
@ -348,9 +351,14 @@ impl Entry {
}; };
use aes::cipher::BlockDecrypt; use aes::cipher::BlockDecrypt;
let mut data_len = data.len(); #[cfg(not(feature = "wuthering-waves-2_4"))]
let data_len = data.len();
#[cfg(feature = "wuthering-waves-2_4")] #[cfg(feature = "wuthering-waves-2_4")]
{ data_len = data_len.min(2048); } let data_len = if entry_read.is_partial_encrypted() {
data.len().min(2048)
} else {
data.len()
};
for block in data[..data_len].chunks_mut(16) { for block in data[..data_len].chunks_mut(16) {
key.decrypt_block(aes::Block::from_mut_slice(block)) key.decrypt_block(aes::Block::from_mut_slice(block))