macos

Author: epompeii

lib/bencher_fingerprint/Cargo.toml

@@ -6,7 +6,10 @@ authors.workspace = true
 edition.workspace = true
 license-file.workspace = true
 
-[target.'cfg(windows)'.dependencies]
+[target.'cfg(target_os = "macos")'.dependencies]
+uuid.workspace = true
+
+[target.'cfg(target_os = "windows")'.dependencies]
 uuid.workspace = true
 windows = { version = "0.60", features = ["System_Profile"] }
 

lib/bencher_fingerprint/src/lib.rs

@@ -5,6 +5,8 @@ const BUF_SIZE: usize = 25;
 
 #[cfg(target_os = "linux")]
 mod linux;
+#[cfg(target_os = "macos")]
+mod macos;
 #[cfg(target_os = "windows")]
 mod windows;
 

lib/bencher_fingerprint/src/macos.rs

@@ -0,0 +1,27 @@
+use std::process::Command;
+
+use uuid::Uuid;
+
+impl crate::Fingerprint {
+    pub fn new() -> Option<Self> {
+        Command::new("ioreg")
+            .arg("-d2")
+            .arg("-c")
+            .arg("IOPlatformExpertDevice")
+            .output()
+            .ok()
+            .and_then(|out| String::from_utf8(out.stdout).ok())
+            .and_then(|output| {
+                for line in output.lines() {
+                    if let Some((_, uuid)) = line.split_once(r#""IOPlatformUUID" = ""#) {
+                        if let Some((uuid, _)) = uuid.split_once('"') {
+                            return Uuid::parse_str(uuid).ok();
+                        }
+                    }
+                }
+                None
+            })
+            .map(|uuid| uuid.as_u128())
+            .map(Self)
+    }
+}