Mercurial > touhou

annotate formats/src/bin/dump_ecl.rs @ 769:cae5f15ca5ed

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formats: Fix possible panic in PBG3 checksum check
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Tue, 30 Aug 2022 18:22:53 +0200
parents 21b186be2590
children
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1 use touhou_formats::th06::ecl::{Ecl, CallMain, CallSub, Rank};
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2 use std::env;
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3 use std::path::Path;
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4 use std::fs::File;
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5 use std::io::{self, BufReader, Read};
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6
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7 pub fn load_file_into_vec<P: AsRef<Path>>(filename: P) -> io::Result<Vec<u8>> {
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8 let file = File::open(filename)?;
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9 let mut file = BufReader::new(file);
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10 let mut buf = Vec::new();
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11 file.read_to_end(&mut buf)?;
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12 Ok(buf)
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13 }
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14
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15 fn format_rank(rank: &Rank) -> String {
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16 format!("{}{}{}{}", if rank.contains(Rank::EASY) { 'E' } else { ' ' },
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17 if rank.contains(Rank::NORMAL) { 'N' } else { ' ' },
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18 if rank.contains(Rank::HARD) { 'H' } else { ' ' },
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19 if rank.contains(Rank::LUNATIC) { 'L' } else { ' ' })
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20 }
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21
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22 fn print_sub_instruction(call: &CallSub) {
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23 let CallSub { time, rank_mask, param_mask: _, instr } = call;
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24 println!(" {:>5}: {}: {:?}", time, format_rank(rank_mask), instr);
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25 }
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26
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27 fn print_main_instruction(call: &CallMain) {
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28 let CallMain { time, sub, instr } = call;
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29 println!(" {:>5}: sub {:>2}: {:?}", time, sub, instr);
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30 }
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31
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32 fn main() {
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33 // Parse arguments.
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34 let args: Vec<_> = env::args().collect();
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35 if args.len() != 2 {
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36 eprintln!("Usage: {} <ECL file>", args[0]);
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37 return;
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38 }
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39 let ecl_filename = Path::new(&args[1]);
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40
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41 // Open the ECL file.
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42 let buf = load_file_into_vec(ecl_filename).unwrap();
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43 let (_, ecl) = Ecl::from_slice(&buf).unwrap();
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44
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45 for (i, main) in ecl.mains.iter().enumerate() {
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46 println!("Main {} {{", i);
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47 for call in main.instructions.iter() {
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48 print_main_instruction(call);
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49 }
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50 println!("}}");
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51 println!();
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52 }
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53
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54 for (i, sub) in ecl.subs.iter().enumerate() {
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55 println!("Sub {} {{", i);
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56 for call in sub.instructions.iter() {
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57 print_sub_instruction(call);
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58 }
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59 println!("}}");
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60 println!();
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61 }
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62 }