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Update deps: aes, cbc

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lifegpc
2026-04-11 09:15:22 +08:00
parent 8a3423ca4e
commit dc29823b16
3 changed files with 28 additions and 51 deletions
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8
src/scripts/kirikiri/archive/xp3/crypt/cz.rs
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@@ -1,6 +1,6 @@
use super::*;
use aes::Aes128Dec;
use aes::cipher::{BlockDecryptMut, KeyIvInit};
use aes::cipher::{BlockModeDecrypt, KeyIvInit};
use cbc::Decryptor;
type Aes128CbcDec = Decryptor<Aes128Dec>;
@@ -8,7 +8,7 @@ type Aes128CbcDec = Decryptor<Aes128Dec>;
const CZ_MAGIC: &[u8; 4] = b"\xFD\xD7\x90\xA5";
const CZ_IV_SEED: u32 = 0xBFBFBFBF;
const CZ_HEADER_KEY: &[u8; 4] = b"\x9D\x1D\x9A\xF2";
const CZ_DEFAULT_KEY: &[u8] = b"\x91\x10\xfcuE\x8f\xb5\xe6\xfe\xac\xbaDvX\xc2\x1a";
const CZ_DEFAULT_KEY: &[u8; 16] = b"\x91\x10\xfcuE\x8f\xb5\xe6\xfe\xac\xbaDvX\xc2\x1a";
fn cz_decrypt_int(data: &[u8], offset: usize, key: u8) -> u32 {
let mut v: u32 = (data[offset] ^ key ^ CZ_HEADER_KEY[0]) as u32;
@@ -71,8 +71,8 @@ impl Read for AesDecryptor {
}
// NoPadding
for i in (0..readed).step_by(16) {
let block = &mut buf[i..i + 16];
self.aes.decrypt_block_mut(block.into());
let block: &mut [u8; 16] = (&mut buf[i..i + 16]).try_into().unwrap();
self.aes.decrypt_block(block.into());
}
let remaining = self.original_size - self.pos;
let readed = readed.min(remaining as usize);