实现一下 reader from self

src/config.rs

@@ -61,7 +61,7 @@ pub const HELP_MESSAGE_ZH: &str = r#"call [选项] [--] [参数]
 pub fn show_help() {
     #[cfg(windows)]
     crate::win::attach_console();
-    println!("version: {}", crate::VERSION);
+    println!("call: {}", crate::VERSION);
     match std::env::var("LANG") {
         Ok(lang) => {
             println!("{}", lang);
@@ -223,10 +223,6 @@ impl RawConfig {
         };
     }
 
-    pub fn from_executeable() -> Option<Self> {
-        crate::reader::read_self()
-    }
-
     pub fn from_config(config_path: Option<PathBuf>) -> Option<Self> {
         if config_path.is_none() {
             let config_path = PathBuf::from("./run.conf");
@@ -332,7 +328,7 @@ impl Config {
 
     pub fn from_cli() -> Self {
         let cli_conf = RawConfig::from_cli();
-        let execueable_conf = RawConfig::from_executeable();
+        let execueable_conf = crate::reader::read_self();
 
         todo!("from_cli")
     }

src/reader.rs

@@ -7,6 +7,8 @@
 //!
 
 use blake3::Hasher;
+use toml::{from_str, Value as TomlValue};
+
 
 pub fn read_self() -> Option<crate::config::RawConfig> {
     // 先校验最后部分是否为合法的校验码
@@ -27,10 +29,39 @@ pub fn read_self() -> Option<crate::config::RawConfig> {
         );
         return None;
     }
+    let (data, data_len) = data.split_at(4);
+    let data_len = u32::from_le_bytes(data_len.try_into().unwrap()) as usize;
+    // 校验长度
+    // 长度不应大于 data.len()
+    if data_len > data.len() {
+        println!("长度不匹配 {} {}", data_len, data.len());
+        return None;
+    }
+    let (_, data) = data.split_at(data_len);
+    let data = std::str::from_utf8(data).ok()?;
+    let config_value: TomlValue = from_str(data).ok()?;
 
-    // 然后解析配置文件
+    let show_console = config_value.get("show_console").and_then(|x| x.as_bool());
+    let verbose = config_value.get("verbose").and_then(|x| x.as_bool());
+    let chdir = config_value
+        .get("chdir")
+        .and_then(|x| x.as_str())
+        .map(|x| x.to_string());
+    let bin = config_value.get("bin").and_then(|x| x.as_str()).map(|x| x.to_string());
+    let bin_arg = config_value
+        .get("bin_arg")
+        .and_then(|x| x.as_str())
+        .map(|x| x.to_string());
+    let config = config_value.get("config").and_then(|x| x.as_str()).map(|x| x.to_string());
 
-    None
+    Some(crate::config::RawConfig {
+        show_console,
+        verbose,
+        chdir,
+        bin,
+        bin_arg,
+        config,
+    })
 }
 
 pub fn read_self_raw() -> Option<Vec<u8>> {