修改获取disk序列号的方法，改为使用逻辑卷的序列号。因为可能由于权限的原因获取不到磁盘的序列号

src/encrypt/mod.rs

@@ -7,6 +7,8 @@ use block_modes::block_padding::Pkcs7;
 use base64::{Engine as _, engine::general_purpose};
 type Aes128Cbc = Cbc<Aes128, Pkcs7>;
 
+use std::ffi::CString;
+use winapi::um::fileapi::GetVolumeInformationA;
 use std::fmt;
 
 #[derive(Debug)]
@@ -24,22 +26,49 @@ impl fmt::Display for EncryptErr {
 
 impl std::error::Error for EncryptErr {}
 
+// pub fn get_key() -> String {
+//     let output = Command::new("wmic")
+//         .args(&["DISKDRIVE", "get", "serialnumber"])
+//         .output()
+//         .expect("Failed to execute command");
+
+//     let serial = String::from_utf8_lossy(&output.stdout)
+//         .lines()
+//         .nth(1) // 获取第二行，通常是序列号
+//         .unwrap()
+//         .trim()
+//         .to_string();
+//     log::trace!("hdd serial is {}", serial);
+//     serial
+// }
 pub fn get_key() -> String {
-    let output = Command::new("wmic")
-        .args(&["DISKDRIVE", "get", "serialnumber"])
-        .output()
-        .expect("Failed to execute command");
+    let drive: &str = "C:\\";
+    let mut volume_name: [i8; 100] = [0; 100];
+    let mut file_system_name: [i8; 100] = [0; 100];
+    let mut volume_serial_number: u32 = 0;
+    let mut max_component_length: u32 = 0;
+    let mut file_system_flags: u32 = 0;
+    let tstr = CString::new(drive).unwrap();
+    let success = unsafe {
+        GetVolumeInformationA(
+            tstr.as_ptr(),
+            volume_name.as_mut_ptr(),
+            volume_name.len() as u32,
+            &mut volume_serial_number,
+            &mut max_component_length,
+            &mut file_system_flags,
+            file_system_name.as_mut_ptr(),
+            file_system_name.len() as u32,
+        )
+    };
 
-    let serial = String::from_utf8_lossy(&output.stdout)
-        .lines()
-        .nth(1) // 获取第二行，通常是序列号
-        .unwrap()
-        .trim()
-        .to_string();
-    log::trace!("hdd serial is {}", serial);
-    serial
+    if success != 0 {
+        return volume_serial_number.to_string()
+    } else {
+        log::warn!("Failed to get volume information.");
+        return "".to_string();
+    }
 }
-
 pub fn is_base64(encrypted_data: &str) -> bool {
     match general_purpose::STANDARD.decode(encrypted_data) {
         Ok(_) => true,