wz_reader 0.0.20

A wz file reader to resolve wz file with thread safe
Documentation 
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pub const MAPLESTORY_USERKEY_DEFAULT: [u8; 128] = [
    // 16 * 8
    0x13, 0x00, 0x00, 0x00, 0x52, 0x00, 0x00, 0x00, 0x2A, 0x00, 0x00, 0x00, 0x5B, 0x00, 0x00, 0x00,
    0x08, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00,
    0x06, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x43, 0x00, 0x00, 0x00, 0x0F, 0x00, 0x00, 0x00,
    0xB4, 0x00, 0x00, 0x00, 0x4B, 0x00, 0x00, 0x00, 0x35, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
    0x1B, 0x00, 0x00, 0x00, 0x0A, 0x00, 0x00, 0x00, 0x5F, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00,
    0x0F, 0x00, 0x00, 0x00, 0x50, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, 0x1B, 0x00, 0x00, 0x00,
    0x33, 0x00, 0x00, 0x00, 0x55, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00,
    0x52, 0x00, 0x00, 0x00, 0xDE, 0x00, 0x00, 0x00, 0xC7, 0x00, 0x00, 0x00, 0x1E, 0x00, 0x00, 0x00,
];

pub const WZ_GMSIV: [u8; 4] = [0x4D, 0x23, 0xC7, 0x2B];
pub const WZ_MSEAIV: [u8; 4] = [0xB9, 0x7D, 0x63, 0xE9];

#[inline]
pub fn get_trimmed_user_key(user_key: &[u8]) -> [u8; 32] {
    let mut trimmed_key = [0; 32];

    for i in (0..128).step_by(16) {
        let index = i / 4;
        trimmed_key[index] = user_key[i];
    }

    trimmed_key
}