1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/sysinfo/src/freebsd/component.rs b/vendor/sysinfo/src/freebsd/component.rs
new file mode 100644
index 000000000..6529be73c
--- /dev/null
+++ b/vendor/sysinfo/src/freebsd/component.rs
@@ -0,0 +1,71 @@
+// Take a look at the license at the top of the repository in the LICENSE file.
+
+use super::utils::get_sys_value_by_name;
+use crate::ComponentExt;
+
+#[doc = include_str!("../../md_doc/component.md")]
+pub struct Component {
+    id: Vec<u8>,
+    label: String,
+    temperature: f32,
+    max: f32,
+}
+
+impl ComponentExt for Component {
+    fn temperature(&self) -> f32 {
+        self.temperature
+    }
+
+    fn max(&self) -> f32 {
+        self.max
+    }
+
+    fn critical(&self) -> Option<f32> {
+        None
+    }
+
+    fn label(&self) -> &str {
+        &self.label
+    }
+
+    fn refresh(&mut self) {
+        unsafe {
+            if let Some(temperature) = refresh_component(&self.id) {
+                self.temperature = temperature;
+                if self.temperature > self.max {
+                    self.max = self.temperature;
+                }
+            }
+        }
+    }
+}
+
+unsafe fn refresh_component(id: &[u8]) -> Option<f32> {
+    let mut temperature: libc::c_int = 0;
+    if !get_sys_value_by_name(id, &mut temperature) {
+        None
+    } else {
+        // convert from Kelvin (x 10 -> 273.2 x 10) to Celsius
+        Some((temperature - 2732) as f32 / 10.)
+    }
+}
+
+pub unsafe fn get_components(nb_cpus: usize) -> Vec<Component> {
+    // For now, we only have temperature for CPUs...
+    let mut components = Vec::with_capacity(nb_cpus);
+
+    for core in 0..nb_cpus {
+        let id = format!("dev.cpu.{}.temperature\0", core)
+            .as_bytes()
+            .to_vec();
+        if let Some(temperature) = refresh_component(&id) {
+            components.push(Component {
+                id,
+                label: format!("CPU {}", core + 1),
+                temperature,
+                max: temperature,
+            });
+        }
+    }
+    components
+}