调整jni模块、优化cmd模块展示

common/src/identifier.rs

@@ -0,0 +1,69 @@
+
+use std::process::Command;
+
+#[cfg(target_os = "windows")]
+pub fn get_unique_identifier() -> Option<String> {
+    use std::os::windows::process::CommandExt;
+    let output = match Command::new("wmic")
+        .creation_flags(0x08000000)
+        .args(&["csproduct", "get", "UUID"])
+        .output() {
+        Ok(output) => { output }
+        Err(_) => {
+            return None;
+        }
+    };
+
+    let result = String::from_utf8_lossy(&output.stdout);
+    let identifier = result.lines().nth(1).unwrap_or("").trim();
+    if identifier.is_empty() {
+        None
+    } else {
+        Some(identifier.to_string())
+    }
+}
+
+#[cfg(target_os = "macos")]
+pub fn get_unique_identifier() -> Option<String> {
+    let output = match Command::new("ioreg")
+        .args(&["-rd1", "-c", "IOPlatformExpertDevice"])
+        .output() {
+        Ok(output) => { output }
+        Err(_) => {
+            return None;
+        }
+    };
+
+    let result = String::from_utf8_lossy(&output.stdout);
+    let identifier = result
+        .lines()
+        .find(|line| line.contains("IOPlatformUUID"))
+        .and_then(|line| line.split('"').nth(4))
+        .unwrap_or("").trim();
+    if identifier.is_empty() {
+        None
+    } else {
+        Some(identifier.to_string())
+    }
+}
+
+#[cfg(target_os = "linux")]
+pub fn get_unique_identifier() -> Option<String> {
+    let output = match Command::new("dmidecode")
+        .arg("-s")
+        .arg("system-uuid")
+        .output() {
+        Ok(output) => { output }
+        Err(_) => {
+            return None;
+        }
+    };
+
+    let result = String::from_utf8_lossy(&output.stdout);
+    let identifier = result.trim().to_string();
+    if identifier.is_empty() {
+        None
+    } else {
+        Some(identifier.to_string())
+    }
+}