Add AppliqueCrypt (untested)

src/scripts/kirikiri/archive/xp3/crypt/mod.rs

@@ -166,6 +166,7 @@ enum CryptType {
     AlteredPinkCrypt,
     NatsupochiCrypt,
     PoringSoftCrypt,
+    AppliqueCrypt,
 }
 
 #[derive(Clone, Debug, Deserialize)]
@@ -259,6 +260,7 @@ impl Schema {
             CryptType::AlteredPinkCrypt => Box::new(AlteredPinkCrypt::new(self.base.clone())),
             CryptType::NatsupochiCrypt => Box::new(NatsupochiCrypt::new(self.base.clone())),
             CryptType::PoringSoftCrypt => Box::new(PoringSoftCrypt::new(self.base.clone())),
+            CryptType::AppliqueCrypt => Box::new(AppliqueCrypt::new(self.base.clone())),
         })
     }
 }
@@ -926,6 +928,21 @@ impl<R: Read> Read for PoringSoftCryptReader<R> {
     }
 }
 
+seek_crypt_filehash_key_impl!(AppliqueCrypt, AppliqueCryptReader<T>);
+
+impl<R: Read> Read for AppliqueCryptReader<R> {
+    fn read(&mut self, buf: &mut [u8]) -> std::io::Result<usize> {
+        let readed = self.inner.read(buf)?;
+        let key = (self.key >> 12) as u8;
+        let skip = (5 - (self.seg_start + self.pos).min(5) as usize).min(readed);
+        for t in (&mut buf[skip..readed]).iter_mut() {
+            *t ^= key;
+        }
+        self.pos += readed as u64;
+        Ok(readed)
+    }
+}
+
 #[test]
 fn test_deserialize_crypt() {
     for (key, schema) in CRYPT_SCHEMA.iter() {

src/scripts/kirikiri/archive/xp3/mod.rs

@@ -425,7 +425,9 @@ impl Read for Entry {
         let seg_pos = self.entries_pos[seg_index];
         let skip_pos = self.pos - seg_pos;
         let read_size = seg.archived_size;
-        if !self.skip_decrypt && (self.index.is_encrypted() || self.force_decrypt) {
+        if !self.skip_decrypt
+            && (self.index.is_encrypted() || (self.force_decrypt && self.crypt.decrypt_supported()))
+        {
             if seg.is_compressed || !self.crypt.decrypt_seek_supported() {
                 let mut cache: Box<dyn Read> = if seg.is_compressed {
                     let mut inner =