forked from NewEriduPubSec/JaneDoe-ZS
68 lines
2 KiB
Rust
68 lines
2 KiB
Rust
use std::{
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fs::{self, File},
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io::{BufRead, BufReader},
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path::Path,
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};
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pub fn main() {
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let proto_file = "nap.proto";
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if Path::new(&proto_file).exists() {
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println!("cargo:rerun-if-changed={proto_file}");
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let _ = fs::create_dir("out/");
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prost_build::Config::new()
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.out_dir("out/")
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.type_attribute(".", "#[derive(proto_gen::CmdID)]")
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.type_attribute(".", "#[derive(proto_gen::XorFields)]")
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.compile_protos(&[proto_file], &["."])
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.unwrap();
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apply_xor(Path::new("out/_.rs")).unwrap();
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}
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let proto_file = "bin.server.proto";
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if Path::new(&proto_file).exists() {
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println!("cargo:rerun-if-changed={proto_file}");
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let _ = fs::create_dir("out/");
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prost_build::Config::new()
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.out_dir("out/")
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.compile_protos(&[proto_file], &["bin"])
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.unwrap();
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}
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}
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fn apply_xor(path: &Path) -> std::io::Result<()> {
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let file = File::open(path)?;
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let reader = BufReader::new(file);
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let mut output = Vec::new();
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let mut cmd_id_attr = None;
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for line in reader.lines() {
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let line = line?;
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if line.contains("xor const: ") {
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if !line.contains("xor const: 0") {
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output.push(make_xor_attr(&line).unwrap());
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}
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} else if line.contains("CmdID: ") {
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cmd_id_attr = Some(make_cmd_id_attr(&line).unwrap());
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} else {
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output.push(line);
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if let Some(attr) = cmd_id_attr.take() {
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output.push(attr);
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}
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}
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}
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fs::write(path, output.join("\n").as_bytes())?;
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Ok(())
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}
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fn make_xor_attr(line: &str) -> Option<String> {
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let xor_value = line.split("xor const: ").nth(1)?.parse::<u32>().ok()?;
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Some(format!(" #[xor({xor_value})]"))
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}
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fn make_cmd_id_attr(line: &str) -> Option<String> {
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let cmd_id = line.split("CmdID: ").nth(1)?.parse::<u16>().ok()?;
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Some(format!("#[cmdid({cmd_id})]"))
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}
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