more solid error checking
parent
ec106d3224
commit
cac672348d
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@ -2170,8 +2170,6 @@ If `DataVersion` is `DataM1`, then `ItemOpt` must be set by the client.
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| `TermPause` | `8` |
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| `M1Monster` | `9` |
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| `M1Weps` | `10` |
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| `NetPlay` | `13` |
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| `Solo` | `14` |
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- `Vacuum` makes most weapons not work and oxygen deplete.
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- `Magnetic` fucks up the motion sensor.
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@ -2185,8 +2183,6 @@ If `DataVersion` is `DataM1`, then `ItemOpt` must be set by the client.
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- `M1Monster` sets monster activation limits to Marathon 1's.
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- `M1Weps` changes weapon pickups on Total Carnage and makes grenades low
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gravity.
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- `NetPlay` marks the map as net-play compatible.
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- `Solo` marks the map as solo compatible.
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### Light Flags ###
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@ -1,5 +1,7 @@
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//! Text conversion utilities.
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use crate::durandal::err::*;
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/// Dumps a slice of memory as text to stderr.
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pub fn dump_mem(b: &[u8])
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{
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@ -81,9 +83,8 @@ pub fn mac_roman_conv(s: &[u8]) -> String
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for &c in s.iter() {
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v.push(match c {
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0 => break,
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b'\r' => '\n',
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c if c & 0x80 != 0 => TR[usize::from(c) & 0x7F],
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b'\r' => '\n',
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c => char::from(c),
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});
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}
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@ -91,6 +92,16 @@ pub fn mac_roman_conv(s: &[u8]) -> String
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v
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}
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/// Converts a C-style string from Mac Roman to Unicode.
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pub fn mac_roman_cstr(s: &[u8]) -> ResultS<String>
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{
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if let Some(s) = s.split(|&n| n == 0).nth(0) {
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Ok(mac_roman_conv(s))
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} else {
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bail!("no null in C string");
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}
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}
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const TR: [char; 128] =
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['\u{00c4}', '\u{00c5}', '\u{00c7}', '\u{00c9}', '\u{00d1}', '\u{00d6}',
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'\u{00dc}', '\u{00e1}', '\u{00e0}', '\u{00e2}', '\u{00e4}', '\u{00e3}',
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@ -139,4 +150,10 @@ fn mac_roman_conv_basic_marathon_stuff()
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assert_eq!(mac_roman_conv(b"I\xd5ve"), "I’ve");
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}
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#[test]
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fn mac_roman_cstr_tests()
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{
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assert_eq!(mac_roman_cstr(b"I\xd5ve awaken\0e").unwrap(), "I’ve awaken");
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}
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// EOF
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@ -1,6 +1,6 @@
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//! Structures used by Marathon's Map format.
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use crate::{durandal::{bin::*, err::*, fixed::*, text::mac_roman_conv},
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use crate::{durandal::{bin::*, err::*, fixed::*, text::*},
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marathon::xfer::TransferMode};
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use bitflags::bitflags;
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@ -55,13 +55,14 @@ pub fn read_minf(b: &[u8]) -> ResultS<Minf>
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music_id = u16[4];
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missi_flags = u16[6];
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envir_flags = u16[8];
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level_name = mac_roman_conv[18..84] no_try;
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level_name = mac_roman_cstr[18..84];
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entry_flags = u32[84];
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}
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let missi_flags = flag_ok!(MsnFlags, missi_flags)?;
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let envir_flags = flag_ok!(EnvFlags, envir_flags)?;
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let entry_flags = flag_ok!(EntFlags, entry_flags)?;
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Ok(Minf{env_code, physi_id, music_id, missi_flags, envir_flags, entry_flags,
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level_name})
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}
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@ -397,7 +398,7 @@ pub fn read_note(b: &[u8]) -> ResultS<(Note, usize)>
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72, BE in b =>
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pos = read_point[2..6];
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poly = u16[6];
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text = mac_roman_conv[8..72] no_try;
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text = mac_roman_cstr[8..72];
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}
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Ok((Note{pos, poly, text}, 72))
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@ -650,8 +651,6 @@ bitflags! {
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const TermPause = 1 << 8;
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const M1Monster = 1 << 9;
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const M1Weps = 1 << 10;
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const NetPlay = 1 << 13;
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const Solo = 1 << 14;
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}
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}
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@ -2,7 +2,6 @@
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use crate::durandal::{err::*, text::*};
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use bitflags::bitflags;
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use std::fmt;
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/// Reads a `Group`.
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pub fn read_group(b: &[u8], text: &[u8]) -> ResultS<Group>
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@ -17,7 +16,7 @@ pub fn read_group(b: &[u8], text: &[u8]) -> ResultS<Group>
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lines = u16[10];
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}
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let text = mac_roman_conv(&text[start..start + size]);
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let text = mac_roman_cstr(&text[start..start + size])?;
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let flags = flag_ok!(GroupFlags, flags)?;
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let ttype = GroupType::from_repr(ttype)?;
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@ -81,32 +80,32 @@ pub fn read_term(b: &[u8]) -> ResultS<(Terminal, usize)>
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}
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/// A terminal definition, with collections of groups and faces.
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#[derive(Debug, serde::Serialize)]
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#[derive(Debug, PartialEq, serde::Serialize)]
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pub struct Terminal
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{
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lines: u16,
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groups: Vec<Group>,
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faces: Vec<Face>,
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pub lines: u16,
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pub groups: Vec<Group>,
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pub faces: Vec<Face>,
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}
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/// A text face.
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#[derive(Debug, serde::Serialize)]
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#[derive(Debug, PartialEq, serde::Serialize)]
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pub struct Face
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{
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start: usize,
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face: u16,
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color: u16,
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pub start: usize,
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pub face: u16,
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pub color: u16,
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}
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/// A terminal command grouping.
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#[derive(serde::Serialize)]
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#[derive(Debug, PartialEq, serde::Serialize)]
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pub struct Group
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{
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flags: GroupFlags,
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ttype: GroupType,
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pdata: i16,
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lines: u16,
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text: String,
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pub flags: GroupFlags,
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pub ttype: GroupType,
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pub pdata: i16,
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pub lines: u16,
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pub text: String,
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}
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bitflags! {
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@ -121,7 +120,7 @@ bitflags! {
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c_enum! {
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/// The command of a `Group`.
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#[derive(Debug, serde::Serialize)]
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#[derive(Debug, PartialEq, serde::Serialize)]
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pub enum GroupType: u16
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{
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0 => Logon,
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@ -144,18 +143,4 @@ c_enum! {
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}
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}
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impl fmt::Debug for Group
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{
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result
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{
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write!(f, "Group{{{:?} {} {}", self.ttype, self.pdata, self.lines)?;
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if !self.text.is_empty() {
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write!(f, ";\n{}", self.text)?;
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}
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write!(f, "}}")
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}
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}
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// EOF
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@ -1,6 +1,6 @@
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//! Marathon Wad format handling.
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use crate::{durandal::{bin::*, err::*, image, text::mac_roman_conv},
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use crate::{durandal::{bin::*, err::*, image, text::mac_roman_cstr},
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marathon::{map, phy, pict, trm}};
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use std::collections::BTreeMap;
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@ -104,7 +104,7 @@ pub fn read_wad(b: &[u8]) -> ResultS<Wad>
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128, BE in b =>
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ver_wad = u16[0];
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ver_dat = u16[2];
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name = mac_roman_conv[4..68] no_try;
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name = mac_roman_cstr[4..68];
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siz_app = u16[78] usize;
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siz_wcnk = u16[80] usize;
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siz_went = u16[82] usize;
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